diff options
| author | Aleksander Jan Bajkowski <olek2@wp.pl> | 2021-09-11 23:24:35 +0200 |
|---|---|---|
| committer | Mathias Kresin <dev@kresin.me> | 2021-11-27 21:45:04 +0100 |
| commit | 1c68494f677c40966fdd5b86e4ac3d618a2f469d (patch) | |
| tree | 95e5ee91b1ac85b335a0341889053b70e17f5f44 /target/linux/lantiq | |
| parent | 2f3331ea7fec5bc53a2797a497ec76393bc07599 (diff) | |
| download | upstream-1c68494f677c40966fdd5b86e4ac3d618a2f469d.tar.gz upstream-1c68494f677c40966fdd5b86e4ac3d618a2f469d.tar.bz2 upstream-1c68494f677c40966fdd5b86e4ac3d618a2f469d.zip | |
lantiq: drop kernel 5.4 support
The current state of the kernel 5.4 support is in the openwrt-21.02
branch. No need to keep a not default used kernel in this branch.
Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Tested-by: Stefan Lippers-Hollmann <s.l-h@gmx.de> [VRX268/ bthub5]
Diffstat (limited to 'target/linux/lantiq')
34 files changed, 0 insertions, 11702 deletions
diff --git a/target/linux/lantiq/ase/config-5.4 b/target/linux/lantiq/ase/config-5.4 deleted file mode 100644 index 34187d809e..0000000000 --- a/target/linux/lantiq/ase/config-5.4 +++ /dev/null @@ -1,25 +0,0 @@ -CONFIG_ADM6996_PHY=y -CONFIG_ARCH_HAS_PTE_SPECIAL=y -CONFIG_CPU_MIPS32_R1=y -# CONFIG_CPU_MIPS32_R2 is not set -CONFIG_CPU_MIPSR1=y -CONFIG_CRC16=y -CONFIG_CRYPTO_ACOMP2=y -CONFIG_CRYPTO_DEFLATE=y -CONFIG_FIRMWARE_MEMMAP=y -CONFIG_GENERIC_ALLOCATOR=y -CONFIG_GPIO_GENERIC=y -CONFIG_GPIO_GENERIC_PLATFORM=y -# CONFIG_ISDN is not set -CONFIG_LANTIQ_ETOP=y -CONFIG_NLS=y -CONFIG_SGL_ALLOC=y -CONFIG_SOC_AMAZON_SE=y -# CONFIG_SOC_XWAY is not set -CONFIG_SWCONFIG=y -CONFIG_TARGET_ISA_REV=1 -CONFIG_USB=y -CONFIG_USB_COMMON=y -CONFIG_USB_SUPPORT=y -CONFIG_ZLIB_DEFLATE=y -CONFIG_ZLIB_INFLATE=y diff --git a/target/linux/lantiq/config-5.4 b/target/linux/lantiq/config-5.4 deleted file mode 100644 index 5112a9b5ec..0000000000 --- a/target/linux/lantiq/config-5.4 +++ /dev/null @@ -1,224 +0,0 @@ -CONFIG_ARCH_32BIT_OFF_T=y -CONFIG_ARCH_CLOCKSOURCE_DATA=y -CONFIG_ARCH_HAS_DMA_COHERENT_TO_PFN=y -CONFIG_ARCH_HAS_DMA_PREP_COHERENT=y -CONFIG_ARCH_HAS_DMA_WRITE_COMBINE=y -CONFIG_ARCH_HAS_ELF_RANDOMIZE=y -CONFIG_ARCH_HAS_RESET_CONTROLLER=y -CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE=y -CONFIG_ARCH_HAS_UNCACHED_SEGMENT=y -CONFIG_ARCH_HIBERNATION_POSSIBLE=y -CONFIG_ARCH_MMAP_RND_BITS_MAX=15 -CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=15 -CONFIG_ARCH_SUPPORTS_UPROBES=y -CONFIG_ARCH_SUSPEND_POSSIBLE=y -CONFIG_ARCH_USE_BUILTIN_BSWAP=y -CONFIG_ARCH_USE_MEMREMAP_PROT=y -CONFIG_ARCH_USE_QUEUED_RWLOCKS=y -CONFIG_ARCH_USE_QUEUED_SPINLOCKS=y -CONFIG_ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT=y -CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y -CONFIG_CEVT_R4K=y -CONFIG_CLKDEV_LOOKUP=y -CONFIG_CLONE_BACKWARDS=y -CONFIG_COMPAT_32BIT_TIME=y -CONFIG_CPU_BIG_ENDIAN=y -CONFIG_CPU_GENERIC_DUMP_TLB=y -CONFIG_CPU_HAS_LOAD_STORE_LR=y -CONFIG_CPU_HAS_PREFETCH=y -CONFIG_CPU_HAS_RIXI=y -CONFIG_CPU_HAS_SYNC=y -CONFIG_CPU_MIPS32=y -# CONFIG_CPU_MIPS32_R1 is not set -CONFIG_CPU_MIPS32_R2=y -CONFIG_CPU_MIPSR2=y -CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y -CONFIG_CPU_R4K_CACHE_TLB=y -CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y -CONFIG_CPU_SUPPORTS_HIGHMEM=y -CONFIG_CPU_SUPPORTS_MSA=y -CONFIG_CRYPTO_HASH=y -CONFIG_CRYPTO_HASH2=y -CONFIG_CRYPTO_RNG2=y -CONFIG_CSRC_R4K=y -CONFIG_DMA_NONCOHERENT=y -CONFIG_DMA_NONCOHERENT_CACHE_SYNC=y -CONFIG_DTC=y -# CONFIG_DT_EASY50712 is not set -CONFIG_EARLY_PRINTK=y -CONFIG_EFI_EARLYCON=y -CONFIG_ETHERNET_PACKET_MANGLE=y -CONFIG_FIXED_PHY=y -CONFIG_FONT_8x16=y -CONFIG_FONT_AUTOSELECT=y -CONFIG_FONT_SUPPORT=y -CONFIG_FW_LOADER_PAGED_BUF=y -CONFIG_GENERIC_ATOMIC64=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_GENERIC_CMOS_UPDATE=y -CONFIG_GENERIC_CPU_AUTOPROBE=y -CONFIG_GENERIC_GETTIMEOFDAY=y -CONFIG_GENERIC_IOMAP=y -CONFIG_GENERIC_IRQ_CHIP=y -CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y -CONFIG_GENERIC_IRQ_IPI=y -CONFIG_GENERIC_IRQ_SHOW=y -CONFIG_GENERIC_LIB_ASHLDI3=y -CONFIG_GENERIC_LIB_ASHRDI3=y -CONFIG_GENERIC_LIB_CMPDI2=y -CONFIG_GENERIC_LIB_LSHRDI3=y -CONFIG_GENERIC_LIB_UCMPDI2=y -CONFIG_GENERIC_PCI_IOMAP=y -CONFIG_GENERIC_PHY=y -CONFIG_GENERIC_SCHED_CLOCK=y -CONFIG_GENERIC_SMP_IDLE_THREAD=y -CONFIG_GENERIC_TIME_VSYSCALL=y -CONFIG_GPIOLIB=y -CONFIG_GPIO_MM_LANTIQ=y -CONFIG_GPIO_STP_XWAY=y -CONFIG_HANDLE_DOMAIN_IRQ=y -CONFIG_HARDWARE_WATCHPOINTS=y -CONFIG_HAS_DMA=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT_MAP=y -CONFIG_HAVE_ARCH_COMPILER_H=y -CONFIG_HAVE_ARCH_JUMP_LABEL=y -CONFIG_HAVE_ARCH_KGDB=y -CONFIG_HAVE_ARCH_SECCOMP_FILTER=y -CONFIG_HAVE_ARCH_TRACEHOOK=y -CONFIG_HAVE_ASM_MODVERSIONS=y -CONFIG_HAVE_CLK=y -CONFIG_HAVE_CONTEXT_TRACKING=y -CONFIG_HAVE_COPY_THREAD_TLS=y -CONFIG_HAVE_C_RECORDMCOUNT=y -CONFIG_HAVE_DEBUG_KMEMLEAK=y -CONFIG_HAVE_DEBUG_STACKOVERFLOW=y -CONFIG_HAVE_DMA_CONTIGUOUS=y -CONFIG_HAVE_DYNAMIC_FTRACE=y -CONFIG_HAVE_FAST_GUP=y -CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y -CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y -CONFIG_HAVE_FUNCTION_TRACER=y -CONFIG_HAVE_GENERIC_VDSO=y -CONFIG_HAVE_IDE=y -CONFIG_HAVE_IOREMAP_PROT=y -CONFIG_HAVE_IRQ_EXIT_ON_IRQ_STACK=y -CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y -CONFIG_HAVE_KVM=y -CONFIG_HAVE_LD_DEAD_CODE_DATA_ELIMINATION=y -CONFIG_HAVE_MEMBLOCK_NODE_MAP=y -CONFIG_HAVE_MOD_ARCH_SPECIFIC=y -CONFIG_HAVE_NET_DSA=y -CONFIG_HAVE_OPROFILE=y -CONFIG_HAVE_PCI=y -CONFIG_HAVE_PERF_EVENTS=y -CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y -CONFIG_HAVE_RSEQ=y -CONFIG_HAVE_SYSCALL_TRACEPOINTS=y -CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y -CONFIG_HW_RANDOM=y -CONFIG_HZ_PERIODIC=y -CONFIG_INITRAMFS_SOURCE="" -CONFIG_IRQCHIP=y -CONFIG_IRQ_DOMAIN=y -CONFIG_IRQ_DOMAIN_HIERARCHY=y -CONFIG_IRQ_FORCED_THREADING=y -CONFIG_IRQ_MIPS_CPU=y -CONFIG_IRQ_WORK=y -CONFIG_LANTIQ=y -CONFIG_LANTIQ_DT_NONE=y -# CONFIG_LANTIQ_ETOP is not set -CONFIG_LANTIQ_WDT=y -# CONFIG_LANTIQ_XRX200 is not set -CONFIG_LEDS_GPIO=y -CONFIG_LIBFDT=y -CONFIG_LOCK_DEBUGGING_SUPPORT=y -CONFIG_MDIO_BUS=y -CONFIG_MDIO_DEVICE=y -CONFIG_MEMFD_CREATE=y -CONFIG_MFD_CORE=y -CONFIG_MFD_SYSCON=y -CONFIG_MIGRATION=y -CONFIG_MIPS=y -CONFIG_MIPS_ASID_BITS=8 -CONFIG_MIPS_ASID_SHIFT=0 -CONFIG_MIPS_CLOCK_VSYSCALL=y -# CONFIG_MIPS_CMDLINE_DTB_EXTEND is not set -# CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER is not set -CONFIG_MIPS_CMDLINE_FROM_DTB=y -# CONFIG_MIPS_ELF_APPENDED_DTB is not set -CONFIG_MIPS_L1_CACHE_SHIFT=5 -# CONFIG_MIPS_MT_SMP is not set -# CONFIG_MIPS_NO_APPENDED_DTB is not set -CONFIG_MIPS_RAW_APPENDED_DTB=y -CONFIG_MIPS_SPRAM=y -# CONFIG_MIPS_VPE_LOADER is not set -CONFIG_MODULES_USE_ELF_REL=y -CONFIG_MTD_CFI_ADV_OPTIONS=y -CONFIG_MTD_CFI_GEOMETRY=y -CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_JEDECPROBE=y -CONFIG_MTD_LANTIQ=y -CONFIG_MTD_SPI_NOR=y -CONFIG_MTD_SPLIT_BRNIMAGE_FW=y -CONFIG_MTD_SPLIT_EVA_FW=y -CONFIG_MTD_SPLIT_FIRMWARE=y -CONFIG_MTD_SPLIT_TPLINK_FW=y -CONFIG_MTD_SPLIT_UIMAGE_FW=y -CONFIG_NEED_DMA_MAP_STATE=y -CONFIG_NEED_PER_CPU_KM=y -CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y -CONFIG_NVMEM=y -CONFIG_OF=y -CONFIG_OF_ADDRESS=y -CONFIG_OF_EARLY_FLATTREE=y -CONFIG_OF_FLATTREE=y -CONFIG_OF_GPIO=y -CONFIG_OF_IRQ=y -CONFIG_OF_KOBJ=y -CONFIG_OF_MDIO=y -CONFIG_OF_NET=y -CONFIG_PCI_DRIVERS_LEGACY=y -CONFIG_PERF_USE_VMALLOC=y -CONFIG_PGTABLE_LEVELS=2 -CONFIG_PHYLIB=y -CONFIG_PHY_LANTIQ_RCU_USB2=y -# CONFIG_PHY_LANTIQ_VRX200_PCIE is not set -CONFIG_PINCTRL=y -CONFIG_PINCTRL_LANTIQ=y -# CONFIG_PINCTRL_SINGLE is not set -CONFIG_PINCTRL_XWAY=y -CONFIG_POWER_RESET=y -CONFIG_POWER_RESET_SYSCON=y -CONFIG_REGMAP=y -CONFIG_REGMAP_MMIO=y -CONFIG_RESET_CONTROLLER=y -CONFIG_RESET_LANTIQ=y -# CONFIG_SERIAL_8250 is not set -CONFIG_SERIAL_LANTIQ=y -# CONFIG_SOC_AMAZON_SE is not set -# CONFIG_SOC_FALCON is not set -CONFIG_SOC_TYPE_XWAY=y -CONFIG_SOC_XWAY=y -CONFIG_SPI=y -CONFIG_SPI_LANTIQ_SSC=y -CONFIG_SPI_MASTER=y -CONFIG_SPI_MEM=y -CONFIG_SRCU=y -CONFIG_SWAP_IO_SPACE=y -CONFIG_SWPHY=y -CONFIG_SYSCTL_EXCEPTION_TRACE=y -CONFIG_SYS_HAS_CPU_MIPS32_R1=y -CONFIG_SYS_HAS_CPU_MIPS32_R2=y -CONFIG_SYS_HAS_EARLY_PRINTK=y -CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y -CONFIG_SYS_SUPPORTS_ARBIT_HZ=y -CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y -CONFIG_SYS_SUPPORTS_MIPS16=y -CONFIG_SYS_SUPPORTS_MULTITHREADING=y -CONFIG_SYS_SUPPORTS_VPE_LOADER=y -CONFIG_TARGET_ISA_REV=2 -CONFIG_TICK_CPU_ACCOUNTING=y -CONFIG_TINY_SRCU=y -CONFIG_USE_OF=y -CONFIG_WATCHDOG_CORE=y diff --git a/target/linux/lantiq/falcon/config-5.4 b/target/linux/lantiq/falcon/config-5.4 deleted file mode 100644 index 0dc0cc4e39..0000000000 --- a/target/linux/lantiq/falcon/config-5.4 +++ /dev/null @@ -1,9 +0,0 @@ -CONFIG_LANTIQ_ETOP=y -CONFIG_MTD_NAND_CORE=y -CONFIG_MTD_NAND_ECC_SW_HAMMING=y -CONFIG_MTD_RAW_NAND=y -CONFIG_MTD_SPLIT_FIRMWARE_NAME="linux" -CONFIG_PINCTRL_FALCON=y -CONFIG_SOC_FALCON=y -# CONFIG_SOC_XWAY is not set -CONFIG_SPI_FALCON=y diff --git a/target/linux/lantiq/patches-5.4/0001-MIPS-lantiq-add-pcie-driver.patch b/target/linux/lantiq/patches-5.4/0001-MIPS-lantiq-add-pcie-driver.patch deleted file mode 100644 index 702424ec45..0000000000 --- a/target/linux/lantiq/patches-5.4/0001-MIPS-lantiq-add-pcie-driver.patch +++ /dev/null @@ -1,5506 +0,0 @@ -From 6f933347d0b4ed02d9534f5fa07f7b99f13eeaa1 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 7 Aug 2014 18:12:28 +0200 -Subject: [PATCH 01/36] MIPS: lantiq: add pcie driver - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - arch/mips/lantiq/Kconfig | 10 + - arch/mips/lantiq/xway/sysctrl.c | 2 + - arch/mips/pci/Makefile | 2 + - arch/mips/pci/fixup-lantiq-pcie.c | 82 +++ - arch/mips/pci/fixup-lantiq.c | 5 +- - arch/mips/pci/ifxmips_pci_common.h | 57 ++ - arch/mips/pci/ifxmips_pcie.c | 1099 ++++++++++++++++++++++++++++++ - arch/mips/pci/ifxmips_pcie.h | 135 ++++ - arch/mips/pci/ifxmips_pcie_ar10.h | 290 ++++++++ - arch/mips/pci/ifxmips_pcie_msi.c | 392 +++++++++++ - arch/mips/pci/ifxmips_pcie_phy.c | 478 +++++++++++++ - arch/mips/pci/ifxmips_pcie_pm.c | 176 +++++ - arch/mips/pci/ifxmips_pcie_pm.h | 36 + - arch/mips/pci/ifxmips_pcie_reg.h | 1001 +++++++++++++++++++++++++++ - arch/mips/pci/ifxmips_pcie_vr9.h | 271 ++++++++ - arch/mips/pci/pci.c | 25 + - arch/mips/pci/pcie-lantiq.h | 1305 ++++++++++++++++++++++++++++++++++++ - drivers/pci/pcie/aer/Kconfig | 2 +- - include/linux/pci.h | 2 + - include/linux/pci_ids.h | 6 + - 20 files changed, 5374 insertions(+), 2 deletions(-) - create mode 100644 arch/mips/pci/fixup-lantiq-pcie.c - create mode 100644 arch/mips/pci/ifxmips_pci_common.h - create mode 100644 arch/mips/pci/ifxmips_pcie.c - create mode 100644 arch/mips/pci/ifxmips_pcie.h - create mode 100644 arch/mips/pci/ifxmips_pcie_ar10.h - create mode 100644 arch/mips/pci/ifxmips_pcie_msi.c - create mode 100644 arch/mips/pci/ifxmips_pcie_phy.c - create mode 100644 arch/mips/pci/ifxmips_pcie_pm.c - create mode 100644 arch/mips/pci/ifxmips_pcie_pm.h - create mode 100644 arch/mips/pci/ifxmips_pcie_reg.h - create mode 100644 arch/mips/pci/ifxmips_pcie_vr9.h - create mode 100644 arch/mips/pci/pcie-lantiq.h - ---- a/arch/mips/lantiq/Kconfig -+++ b/arch/mips/lantiq/Kconfig -@@ -20,6 +20,7 @@ config SOC_XWAY - bool "XWAY" - select SOC_TYPE_XWAY - select HAVE_PCI -+ select ARCH_SUPPORTS_MSI - select MFD_SYSCON - select MFD_CORE - -@@ -52,4 +53,13 @@ config PCI_LANTIQ - bool "PCI Support" - depends on SOC_XWAY && PCI - -+config PCIE_LANTIQ -+ bool "PCIE Support" -+ depends on SOC_XWAY && PCI -+ -+config PCIE_LANTIQ_MSI -+ bool -+ depends on PCIE_LANTIQ && PCI_MSI -+ default y -+ - endif ---- a/arch/mips/pci/Makefile -+++ b/arch/mips/pci/Makefile -@@ -51,6 +51,8 @@ obj-$(CONFIG_PCI_LANTIQ) += pci-lantiq.o - obj-$(CONFIG_SOC_MT7620) += pci-mt7620.o - obj-$(CONFIG_SOC_RT288X) += pci-rt2880.o - obj-$(CONFIG_SOC_RT3883) += pci-rt3883.o -+obj-$(CONFIG_PCIE_LANTIQ) += ifxmips_pcie_phy.o ifxmips_pcie.o fixup-lantiq-pcie.o -+obj-$(CONFIG_PCIE_LANTIQ_MSI) += pcie-lantiq-msi.o - obj-$(CONFIG_TANBAC_TB0219) += fixup-tb0219.o - obj-$(CONFIG_TANBAC_TB0226) += fixup-tb0226.o - obj-$(CONFIG_TANBAC_TB0287) += fixup-tb0287.o ---- /dev/null -+++ b/arch/mips/pci/fixup-lantiq-pcie.c -@@ -0,0 +1,74 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_fixup_pcie.c -+** PROJECT : IFX UEIP for VRX200 -+** MODULES : PCIe -+** -+** DATE : 02 Mar 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Version $Date $Author $Comment -+** 0.0.1 17 Mar,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+/*! -+ \file ifxmips_fixup_pcie.c -+ \ingroup IFX_PCIE -+ \brief PCIe Fixup functions source file -+*/ -+#include <linux/pci.h> -+#include <linux/pci_regs.h> -+#include <linux/pci_ids.h> -+ -+#include <lantiq_soc.h> -+ -+#include "pcie-lantiq.h" -+ -+static void -+ifx_pcie_fixup_resource(struct pci_dev *dev) -+{ -+ u32 reg; -+ -+ IFX_PCIE_PRINT(PCIE_MSG_FIXUP, "%s dev %s: enter\n", __func__, pci_name(dev)); -+ -+ printk("%s: fixup host controller %s (%04x:%04x)\n", -+ __func__, pci_name(dev), dev->vendor, dev->device); -+ -+ /* Setup COMMAND register */ -+ reg = PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER /* | -+ PCI_COMMAND_INTX_DISABLE */| PCI_COMMAND_SERR; -+ pci_write_config_word(dev, PCI_COMMAND, reg); -+ IFX_PCIE_PRINT(PCIE_MSG_FIXUP, "%s dev %s: exit\n", __func__, pci_name(dev)); -+} -+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INFINEON, PCI_DEVICE_ID_INFINEON_PCIE, ifx_pcie_fixup_resource); -+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LANTIQ, PCI_VENDOR_ID_LANTIQ, ifx_pcie_fixup_resource); -+ -+static void -+ifx_pcie_rc_class_early_fixup(struct pci_dev *dev) -+{ -+ IFX_PCIE_PRINT(PCIE_MSG_FIXUP, "%s dev %s: enter\n", __func__, pci_name(dev)); -+ -+ if (dev->devfn == PCI_DEVFN(0, 0) && -+ (dev->class >> 8) == PCI_CLASS_BRIDGE_HOST) { -+ -+ dev->class = (PCI_CLASS_BRIDGE_PCI << 8) | (dev->class & 0xff); -+ -+ printk(KERN_INFO "%s: fixed pcie host bridge to pci-pci bridge\n", __func__); -+ } -+ IFX_PCIE_PRINT(PCIE_MSG_FIXUP, "%s dev %s: exit\n", __func__, pci_name(dev)); -+ mdelay(10); -+} -+ -+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INFINEON, PCI_DEVICE_ID_INFINEON_PCIE, -+ ifx_pcie_rc_class_early_fixup); -+ -+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LANTIQ, PCI_DEVICE_ID_LANTIQ_PCIE, -+ ifx_pcie_rc_class_early_fixup); ---- a/arch/mips/pci/fixup-lantiq.c -+++ b/arch/mips/pci/fixup-lantiq.c -@@ -6,12 +6,18 @@ - - #include <linux/of_irq.h> - #include <linux/of_pci.h> -+#include "ifxmips_pci_common.h" - - int (*ltq_pci_plat_arch_init)(struct pci_dev *dev) = NULL; - int (*ltq_pci_plat_dev_init)(struct pci_dev *dev) = NULL; - - int pcibios_plat_dev_init(struct pci_dev *dev) - { -+#ifdef CONFIG_PCIE_LANTIQ -+ if (pci_find_capability(dev, PCI_CAP_ID_EXP)) -+ ifx_pcie_bios_plat_dev_init(dev); -+#endif -+ - if (ltq_pci_plat_arch_init) - return ltq_pci_plat_arch_init(dev); - -@@ -23,5 +29,10 @@ int pcibios_plat_dev_init(struct pci_dev - - int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) - { -+#ifdef CONFIG_PCIE_LANTIQ -+ if (pci_find_capability(dev, PCI_CAP_ID_EXP)) -+ return ifx_pcie_bios_map_irq(dev, slot, pin); -+#endif -+ - return of_irq_parse_and_map_pci(dev, slot, pin); - } ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pci_common.h -@@ -0,0 +1,53 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pci_common.h -+** PROJECT : IFX UEIP -+** MODULES : PCI subsystem -+** -+** DATE : 30 June 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Version $Date $Author $Comment -+** 0.0.1 30 June,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+ -+#ifndef IFXMIPS_PCI_COMMON_H -+#define IFXMIPS_PCI_COMMON_H -+#include <linux/version.h> -+/*! -+ \defgroup IFX_PCI_COM IFX PCI/PCIe common parts for OS integration -+ \brief PCI/PCIe common parts -+*/ -+ -+/*! -+ \defgroup IFX_PCI_COM_OS OS APIs -+ \ingroup IFX_PCI_COM -+ \brief PCI/PCIe bus driver OS interface functions -+*/ -+/*! -+ \file ifxmips_pci_common.h -+ \ingroup IFX_PCI_COM -+ \brief PCI/PCIe bus driver common OS header file -+*/ -+#define IFX_PCI_CONST const -+#ifdef CONFIG_IFX_PCI -+extern int ifx_pci_bios_map_irq(IFX_PCI_CONST struct pci_dev *dev, u8 slot, u8 pin); -+extern int ifx_pci_bios_plat_dev_init(struct pci_dev *dev); -+#endif /* COFNIG_IFX_PCI */ -+ -+#ifdef CONFIG_PCIE_LANTIQ -+extern int ifx_pcie_bios_map_irq(IFX_PCI_CONST struct pci_dev *dev, u8 slot, u8 pin); -+extern int ifx_pcie_bios_plat_dev_init(struct pci_dev *dev); -+#endif -+ -+#endif /* IFXMIPS_PCI_COMMON_H */ -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie.c -@@ -0,0 +1,1092 @@ -+/* -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published -+ * by the Free Software Foundation. -+ * -+ * Copyright (C) 2009 Lei Chuanhua <chuanhua.lei@infineon.com> -+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org> -+ */ -+ -+#include <linux/types.h> -+#include <linux/pci.h> -+#include <linux/kernel.h> -+#include <linux/init.h> -+#include <linux/delay.h> -+#include <linux/mm.h> -+#include <asm/paccess.h> -+#include <linux/pci.h> -+#include <linux/pci_regs.h> -+#include <linux/module.h> -+ -+#include "ifxmips_pcie.h" -+#include "ifxmips_pcie_reg.h" -+ -+/* Enable 32bit io due to its mem mapped io nature */ -+#define IFX_PCIE_ERROR_INT -+#define IFX_PCIE_IO_32BIT -+ -+#define IFX_PCIE_IR (INT_NUM_IM4_IRL0 + 25) -+#define IFX_PCIE_INTA (INT_NUM_IM4_IRL0 + 8) -+#define IFX_PCIE_INTB (INT_NUM_IM4_IRL0 + 9) -+#define IFX_PCIE_INTC (INT_NUM_IM4_IRL0 + 10) -+#define IFX_PCIE_INTD (INT_NUM_IM4_IRL0 + 11) -+#define MS(_v, _f) (((_v) & (_f)) >> _f##_S) -+#define SM(_v, _f) (((_v) << _f##_S) & (_f)) -+#define IFX_REG_SET_BIT(_f, _r) \ -+ IFX_REG_W32((IFX_REG_R32((_r)) &~ (_f)) | (_f), (_r)) -+ -+#define IFX_PCIE_LTSSM_ENABLE_TIMEOUT 10 -+ -+static DEFINE_SPINLOCK(ifx_pcie_lock); -+ -+u32 g_pcie_debug_flag = PCIE_MSG_ANY & (~PCIE_MSG_CFG); -+ -+static ifx_pcie_irq_t pcie_irqs[IFX_PCIE_CORE_NR] = { -+ { -+ .ir_irq = { -+ .irq = IFX_PCIE_IR, -+ .name = "ifx_pcie_rc0", -+ }, -+ -+ .legacy_irq = { -+ { -+ .irq_bit = PCIE_IRN_INTA, -+ .irq = IFX_PCIE_INTA, -+ }, -+ { -+ .irq_bit = PCIE_IRN_INTB, -+ .irq = IFX_PCIE_INTB, -+ }, -+ { -+ .irq_bit = PCIE_IRN_INTC, -+ .irq = IFX_PCIE_INTC, -+ }, -+ { -+ .irq_bit = PCIE_IRN_INTD, -+ .irq = IFX_PCIE_INTD, -+ }, -+ }, -+ }, -+ -+}; -+ -+void ifx_pcie_debug(const char *fmt, ...) -+{ -+ static char buf[256] = {0}; /* XXX */ -+ va_list ap; -+ -+ va_start(ap, fmt); -+ vsnprintf(buf, sizeof(buf), fmt, ap); -+ va_end(ap); -+ -+ printk("%s", buf); -+} -+ -+ -+static inline int pcie_ltssm_enable(int pcie_port) -+{ -+ int i; -+ -+ /* Enable LTSSM */ -+ IFX_REG_W32(PCIE_RC_CCR_LTSSM_ENABLE, PCIE_RC_CCR(pcie_port)); -+ -+ /* Wait for the link to come up */ -+ for (i = 0; i < IFX_PCIE_LTSSM_ENABLE_TIMEOUT; i++) { -+ if (!(IFX_REG_R32(PCIE_LCTLSTS(pcie_port)) & PCIE_LCTLSTS_RETRAIN_PENDING)) -+ return 0; -+ udelay(10); -+ } -+ -+ printk("%s link timeout!!!!!\n", __func__); -+ return -1; -+} -+ -+static inline void pcie_status_register_clear(int pcie_port) -+{ -+ IFX_REG_W32(0, PCIE_RC_DR(pcie_port)); -+ IFX_REG_W32(0, PCIE_PCICMDSTS(pcie_port)); -+ IFX_REG_W32(0, PCIE_DCTLSTS(pcie_port)); -+ IFX_REG_W32(0, PCIE_LCTLSTS(pcie_port)); -+ IFX_REG_W32(0, PCIE_SLCTLSTS(pcie_port)); -+ IFX_REG_W32(0, PCIE_RSTS(pcie_port)); -+ IFX_REG_W32(0, PCIE_UES_R(pcie_port)); -+ IFX_REG_W32(0, PCIE_UEMR(pcie_port)); -+ IFX_REG_W32(0, PCIE_UESR(pcie_port)); -+ IFX_REG_W32(0, PCIE_CESR(pcie_port)); -+ IFX_REG_W32(0, PCIE_CEMR(pcie_port)); -+ IFX_REG_W32(0, PCIE_RESR(pcie_port)); -+ IFX_REG_W32(0, PCIE_PVCCRSR(pcie_port)); -+ IFX_REG_W32(0, PCIE_VC0_RSR0(pcie_port)); -+ IFX_REG_W32(0, PCIE_TPFCS(pcie_port)); -+ IFX_REG_W32(0, PCIE_TNPFCS(pcie_port)); -+ IFX_REG_W32(0, PCIE_TCFCS(pcie_port)); -+ IFX_REG_W32(0, PCIE_QSR(pcie_port)); -+ IFX_REG_W32(0, PCIE_IOBLSECS(pcie_port)); -+} -+ -+static inline int ifx_pcie_link_up(int pcie_port) -+{ -+ return (IFX_REG_R32(PCIE_PHY_SR(pcie_port)) & PCIE_PHY_SR_PHY_LINK_UP) ? 1 : 0; -+} -+ -+ -+static inline void pcie_mem_io_setup(int pcie_port) -+{ -+ u32 reg; -+ /* -+ * BAR[0:1] readonly register -+ * RC contains only minimal BARs for packets mapped to this device -+ * Mem/IO filters defines a range of memory occupied by memory mapped IO devices that -+ * reside on the downstream side fo the bridge. -+ */ -+ reg = SM((PCIE_MEM_PHY_PORT_TO_END(pcie_port) >> 20), PCIE_MBML_MEM_LIMIT_ADDR) -+ | SM((PCIE_MEM_PHY_PORT_TO_BASE(pcie_port) >> 20), PCIE_MBML_MEM_BASE_ADDR); -+ -+ IFX_REG_W32(reg, PCIE_MBML(pcie_port)); -+ -+ -+#ifdef IFX_PCIE_PREFETCH_MEM_64BIT -+ reg = SM((PCIE_MEM_PHY_PORT_TO_END(pcie_port) >> 20), PCIE_PMBL_END_ADDR) -+ | SM((PCIE_MEM_PHY_PORT_TO_BASE(pcie_port) >> 20), PCIE_PMBL_UPPER_12BIT) -+ | PCIE_PMBL_64BIT_ADDR; -+ IFX_REG_W32(reg, PCIE_PMBL(pcie_port)); -+ -+ /* Must configure upper 32bit */ -+ IFX_REG_W32(0, PCIE_PMBU32(pcie_port)); -+ IFX_REG_W32(0, PCIE_PMLU32(pcie_port)); -+#else -+ /* PCIe_PBML, same as MBML */ -+ IFX_REG_W32(IFX_REG_R32(PCIE_MBML(pcie_port)), PCIE_PMBL(pcie_port)); -+#endif -+ -+ /* IO Address Range */ -+ reg = SM((PCIE_IO_PHY_PORT_TO_END(pcie_port) >> 12), PCIE_IOBLSECS_IO_LIMIT_ADDR) -+ | SM((PCIE_IO_PHY_PORT_TO_BASE(pcie_port) >> 12), PCIE_IOBLSECS_IO_BASE_ADDR); -+#ifdef IFX_PCIE_IO_32BIT -+ reg |= PCIE_IOBLSECS_32BIT_IO_ADDR; -+#endif /* IFX_PCIE_IO_32BIT */ -+ IFX_REG_W32(reg, PCIE_IOBLSECS(pcie_port)); -+ -+#ifdef IFX_PCIE_IO_32BIT -+ reg = SM((PCIE_IO_PHY_PORT_TO_END(pcie_port) >> 16), PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT) -+ | SM((PCIE_IO_PHY_PORT_TO_BASE(pcie_port) >> 16), PCIE_IO_BANDL_UPPER_16BIT_IO_BASE); -+ IFX_REG_W32(reg, PCIE_IO_BANDL(pcie_port)); -+ -+#endif /* IFX_PCIE_IO_32BIT */ -+} -+ -+static inline void -+pcie_device_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Device capability register, set up Maximum payload size */ -+ reg = IFX_REG_R32(PCIE_DCAP(pcie_port)); -+ reg |= PCIE_DCAP_ROLE_BASE_ERR_REPORT; -+ reg |= SM(PCIE_MAX_PAYLOAD_128, PCIE_DCAP_MAX_PAYLOAD_SIZE); -+ -+ /* Only available for EP */ -+ reg &= ~(PCIE_DCAP_EP_L0S_LATENCY | PCIE_DCAP_EP_L1_LATENCY); -+ IFX_REG_W32(reg, PCIE_DCAP(pcie_port)); -+ -+ /* Device control and status register */ -+ /* Set Maximum Read Request size for the device as a Requestor */ -+ reg = IFX_REG_R32(PCIE_DCTLSTS(pcie_port)); -+ -+ /* -+ * Request size can be larger than the MPS used, but the completions returned -+ * for the read will be bounded by the MPS size. -+ * In our system, Max request size depends on AHB burst size. It is 64 bytes. -+ * but we set it as 128 as minimum one. -+ */ -+ reg |= SM(PCIE_MAX_PAYLOAD_128, PCIE_DCTLSTS_MAX_READ_SIZE) -+ | SM(PCIE_MAX_PAYLOAD_128, PCIE_DCTLSTS_MAX_PAYLOAD_SIZE); -+ -+ /* Enable relaxed ordering, no snoop, and all kinds of errors */ -+ reg |= PCIE_DCTLSTS_RELAXED_ORDERING_EN | PCIE_DCTLSTS_ERR_EN | PCIE_DCTLSTS_NO_SNOOP_EN; -+ -+ IFX_REG_W32(reg, PCIE_DCTLSTS(pcie_port)); -+} -+ -+static inline void -+pcie_link_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ /* -+ * XXX, Link capability register, bit 18 for EP CLKREQ# dynamic clock management for L1, L2/3 CPM -+ * L0s is reported during link training via TS1 order set by N_FTS -+ */ -+ reg = IFX_REG_R32(PCIE_LCAP(pcie_port)); -+ reg &= ~PCIE_LCAP_L0S_EIXT_LATENCY; -+ reg |= SM(3, PCIE_LCAP_L0S_EIXT_LATENCY); -+ IFX_REG_W32(reg, PCIE_LCAP(pcie_port)); -+ -+ /* Link control and status register */ -+ reg = IFX_REG_R32(PCIE_LCTLSTS(pcie_port)); -+ -+ /* Link Enable, ASPM enabled */ -+ reg &= ~PCIE_LCTLSTS_LINK_DISABLE; -+ -+#ifdef CONFIG_PCIEASPM -+ /* -+ * We use the same physical reference clock that the platform provides on the connector -+ * It paved the way for ASPM to calculate the new exit Latency -+ */ -+ reg |= PCIE_LCTLSTS_SLOT_CLK_CFG; -+ reg |= PCIE_LCTLSTS_COM_CLK_CFG; -+ /* -+ * We should disable ASPM by default except that we have dedicated power management support -+ * Enable ASPM will cause the system hangup/instability, performance degration -+ */ -+ reg |= PCIE_LCTLSTS_ASPM_ENABLE; -+#else -+ reg &= ~PCIE_LCTLSTS_ASPM_ENABLE; -+#endif /* CONFIG_PCIEASPM */ -+ -+ /* -+ * The maximum size of any completion with data packet is bounded by the MPS setting -+ * in device control register -+ */ -+ -+ /* RCB may cause multiple split transactions, two options available, we use 64 byte RCB */ -+ reg &= ~ PCIE_LCTLSTS_RCB128; -+ -+ IFX_REG_W32(reg, PCIE_LCTLSTS(pcie_port)); -+} -+ -+static inline void pcie_error_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ /* -+ * Forward ERR_COR, ERR_NONFATAL, ERR_FATAL to the backbone -+ * Poisoned write TLPs and completions indicating poisoned TLPs will set the PCIe_PCICMDSTS.MDPE -+ */ -+ reg = IFX_REG_R32(PCIE_INTRBCTRL(pcie_port)); -+ reg |= PCIE_INTRBCTRL_SERR_ENABLE | PCIE_INTRBCTRL_PARITY_ERR_RESP_ENABLE; -+ -+ IFX_REG_W32(reg, PCIE_INTRBCTRL(pcie_port)); -+ -+ /* Uncorrectable Error Mask Register, Unmask <enable> all bits in PCIE_UESR */ -+ reg = IFX_REG_R32(PCIE_UEMR(pcie_port)); -+ reg &= ~PCIE_ALL_UNCORRECTABLE_ERR; -+ IFX_REG_W32(reg, PCIE_UEMR(pcie_port)); -+ -+ /* Uncorrectable Error Severity Register, ALL errors are FATAL */ -+ IFX_REG_W32(PCIE_ALL_UNCORRECTABLE_ERR, PCIE_UESR(pcie_port)); -+ -+ /* Correctable Error Mask Register, unmask <enable> all bits */ -+ reg = IFX_REG_R32(PCIE_CEMR(pcie_port)); -+ reg &= ~PCIE_CORRECTABLE_ERR; -+ IFX_REG_W32(reg, PCIE_CEMR(pcie_port)); -+ -+ /* Advanced Error Capabilities and Control Registr */ -+ reg = IFX_REG_R32(PCIE_AECCR(pcie_port)); -+ reg |= PCIE_AECCR_ECRC_CHECK_EN | PCIE_AECCR_ECRC_GEN_EN; -+ IFX_REG_W32(reg, PCIE_AECCR(pcie_port)); -+ -+ /* Root Error Command Register, Report all types of errors */ -+ reg = IFX_REG_R32(PCIE_RECR(pcie_port)); -+ reg |= PCIE_RECR_ERR_REPORT_EN; -+ IFX_REG_W32(reg, PCIE_RECR(pcie_port)); -+ -+ /* Clear the Root status register */ -+ reg = IFX_REG_R32(PCIE_RESR(pcie_port)); -+ IFX_REG_W32(reg, PCIE_RESR(pcie_port)); -+} -+ -+static inline void pcie_port_logic_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ /* FTS number, default 12, increase to 63, may increase time from/to L0s to L0 */ -+ reg = IFX_REG_R32(PCIE_AFR(pcie_port)); -+ reg &= ~(PCIE_AFR_FTS_NUM | PCIE_AFR_COM_FTS_NUM); -+ reg |= SM(PCIE_AFR_FTS_NUM_DEFAULT, PCIE_AFR_FTS_NUM) -+ | SM(PCIE_AFR_FTS_NUM_DEFAULT, PCIE_AFR_COM_FTS_NUM); -+ /* L0s and L1 entry latency */ -+ reg &= ~(PCIE_AFR_L0S_ENTRY_LATENCY | PCIE_AFR_L1_ENTRY_LATENCY); -+ reg |= SM(PCIE_AFR_L0S_ENTRY_LATENCY_DEFAULT, PCIE_AFR_L0S_ENTRY_LATENCY) -+ | SM(PCIE_AFR_L1_ENTRY_LATENCY_DEFAULT, PCIE_AFR_L1_ENTRY_LATENCY); -+ IFX_REG_W32(reg, PCIE_AFR(pcie_port)); -+ -+ -+ /* Port Link Control Register */ -+ reg = IFX_REG_R32(PCIE_PLCR(pcie_port)); -+ reg |= PCIE_PLCR_DLL_LINK_EN; /* Enable the DLL link */ -+ IFX_REG_W32(reg, PCIE_PLCR(pcie_port)); -+ -+ /* Lane Skew Register */ -+ reg = IFX_REG_R32(PCIE_LSR(pcie_port)); -+ /* Enable ACK/NACK and FC */ -+ reg &= ~(PCIE_LSR_ACKNAK_DISABLE | PCIE_LSR_FC_DISABLE); -+ IFX_REG_W32(reg, PCIE_LSR(pcie_port)); -+ -+ /* Symbol Timer Register and Filter Mask Register 1 */ -+ reg = IFX_REG_R32(PCIE_STRFMR(pcie_port)); -+ -+ /* Default SKP interval is very accurate already, 5us */ -+ /* Enable IO/CFG transaction */ -+ reg |= PCIE_STRFMR_RX_CFG_TRANS_ENABLE | PCIE_STRFMR_RX_IO_TRANS_ENABLE; -+ /* Disable FC WDT */ -+ reg &= ~PCIE_STRFMR_FC_WDT_DISABLE; -+ IFX_REG_W32(reg, PCIE_STRFMR(pcie_port)); -+ -+ /* Filter Masker Register 2 */ -+ reg = IFX_REG_R32(PCIE_FMR2(pcie_port)); -+ reg |= PCIE_FMR2_VENDOR_MSG1_PASSED_TO_TRGT1 | PCIE_FMR2_VENDOR_MSG0_PASSED_TO_TRGT1; -+ IFX_REG_W32(reg, PCIE_FMR2(pcie_port)); -+ -+ /* VC0 Completion Receive Queue Control Register */ -+ reg = IFX_REG_R32(PCIE_VC0_CRQCR(pcie_port)); -+ reg &= ~PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE; -+ reg |= SM(PCIE_VC0_TLP_QUEUE_MODE_BYPASS, PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE); -+ IFX_REG_W32(reg, PCIE_VC0_CRQCR(pcie_port)); -+} -+ -+static inline void pcie_rc_cfg_reg_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Disable LTSSM */ -+ IFX_REG_W32(0, PCIE_RC_CCR(pcie_port)); /* Disable LTSSM */ -+ -+ pcie_mem_io_setup(pcie_port); -+ -+ /* XXX, MSI stuff should only apply to EP */ -+ /* MSI Capability: Only enable 32-bit addresses */ -+ reg = IFX_REG_R32(PCIE_MCAPR(pcie_port)); -+ reg &= ~PCIE_MCAPR_ADDR64_CAP; -+ -+ reg |= PCIE_MCAPR_MSI_ENABLE; -+ -+ /* Disable multiple message */ -+ reg &= ~(PCIE_MCAPR_MULTI_MSG_CAP | PCIE_MCAPR_MULTI_MSG_ENABLE); -+ IFX_REG_W32(reg, PCIE_MCAPR(pcie_port)); -+ -+ -+ /* Enable PME, Soft reset enabled */ -+ reg = IFX_REG_R32(PCIE_PM_CSR(pcie_port)); -+ reg |= PCIE_PM_CSR_PME_ENABLE | PCIE_PM_CSR_SW_RST; -+ IFX_REG_W32(reg, PCIE_PM_CSR(pcie_port)); -+ -+ /* setup the bus */ -+ reg = SM(0, PCIE_BNR_PRIMARY_BUS_NUM) | SM(1, PCIE_PNR_SECONDARY_BUS_NUM) | SM(0xFF, PCIE_PNR_SUB_BUS_NUM); -+ IFX_REG_W32(reg, PCIE_BNR(pcie_port)); -+ -+ -+ pcie_device_setup(pcie_port); -+ pcie_link_setup(pcie_port); -+ pcie_error_setup(pcie_port); -+ -+ /* Root control and capabilities register */ -+ reg = IFX_REG_R32(PCIE_RCTLCAP(pcie_port)); -+ reg |= PCIE_RCTLCAP_SERR_ENABLE | PCIE_RCTLCAP_PME_INT_EN; -+ IFX_REG_W32(reg, PCIE_RCTLCAP(pcie_port)); -+ -+ /* Port VC Capability Register 2 */ -+ reg = IFX_REG_R32(PCIE_PVC2(pcie_port)); -+ reg &= ~PCIE_PVC2_VC_ARB_WRR; -+ reg |= PCIE_PVC2_VC_ARB_16P_FIXED_WRR; -+ IFX_REG_W32(reg, PCIE_PVC2(pcie_port)); -+ -+ /* VC0 Resource Capability Register */ -+ reg = IFX_REG_R32(PCIE_VC0_RC(pcie_port)); -+ reg &= ~PCIE_VC0_RC_REJECT_SNOOP; -+ IFX_REG_W32(reg, PCIE_VC0_RC(pcie_port)); -+ -+ pcie_port_logic_setup(pcie_port); -+} -+ -+static int ifx_pcie_wait_phy_link_up(int pcie_port) -+{ -+#define IFX_PCIE_PHY_LINK_UP_TIMEOUT 1000 /* XXX, tunable */ -+ int i; -+ -+ /* Wait for PHY link is up */ -+ for (i = 0; i < IFX_PCIE_PHY_LINK_UP_TIMEOUT; i++) { -+ if (ifx_pcie_link_up(pcie_port)) { -+ break; -+ } -+ udelay(100); -+ } -+ if (i >= IFX_PCIE_PHY_LINK_UP_TIMEOUT) { -+ printk(KERN_ERR "%s timeout\n", __func__); -+ return -1; -+ } -+ -+ /* Check data link up or not */ -+ if (!(IFX_REG_R32(PCIE_RC_DR(pcie_port)) & PCIE_RC_DR_DLL_UP)) { -+ printk(KERN_ERR "%s DLL link is still down\n", __func__); -+ return -1; -+ } -+ -+ /* Check Data link active or not */ -+ if (!(IFX_REG_R32(PCIE_LCTLSTS(pcie_port)) & PCIE_LCTLSTS_DLL_ACTIVE)) { -+ printk(KERN_ERR "%s DLL is not active\n", __func__); -+ return -1; -+ } -+ return 0; -+} -+ -+static inline int pcie_app_loigc_setup(int pcie_port) -+{ -+ /* supress ahb bus errrors */ -+ IFX_REG_W32(PCIE_AHB_CTRL_BUS_ERROR_SUPPRESS, PCIE_AHB_CTRL(pcie_port)); -+ -+ /* Pull PCIe EP out of reset */ -+ pcie_device_rst_deassert(pcie_port); -+ -+ /* Start LTSSM training between RC and EP */ -+ pcie_ltssm_enable(pcie_port); -+ -+ /* Check PHY status after enabling LTSSM */ -+ if (ifx_pcie_wait_phy_link_up(pcie_port) != 0) -+ return -1; -+ -+ return 0; -+} -+ -+/* -+ * The numbers below are directly from the PCIe spec table 3-4/5. -+ */ -+static inline void pcie_replay_time_update(int pcie_port) -+{ -+ u32 reg; -+ int nlw; -+ int rtl; -+ -+ reg = IFX_REG_R32(PCIE_LCTLSTS(pcie_port)); -+ -+ nlw = MS(reg, PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH); -+ switch (nlw) { -+ case PCIE_MAX_LENGTH_WIDTH_X1: -+ rtl = 1677; -+ break; -+ case PCIE_MAX_LENGTH_WIDTH_X2: -+ rtl = 867; -+ break; -+ case PCIE_MAX_LENGTH_WIDTH_X4: -+ rtl = 462; -+ break; -+ case PCIE_MAX_LENGTH_WIDTH_X8: -+ rtl = 258; -+ break; -+ default: -+ rtl = 1677; -+ break; -+ } -+ reg = IFX_REG_R32(PCIE_ALTRT(pcie_port)); -+ reg &= ~PCIE_ALTRT_REPLAY_TIME_LIMIT; -+ reg |= SM(rtl, PCIE_ALTRT_REPLAY_TIME_LIMIT); -+ IFX_REG_W32(reg, PCIE_ALTRT(pcie_port)); -+} -+ -+/* -+ * Table 359 Enhanced Configuration Address Mapping1) -+ * 1) This table is defined in Table 7-1, page 341, PCI Express Base Specification v1.1 -+ * Memory Address PCI Express Configuration Space -+ * A[(20+n-1):20] Bus Number 1 < n < 8 -+ * A[19:15] Device Number -+ * A[14:12] Function Number -+ * A[11:8] Extended Register Number -+ * A[7:2] Register Number -+ * A[1:0] Along with size of the access, used to generate Byte Enables -+ * For VR9, only the address bits [22:0] are mapped to the configuration space: -+ * . Address bits [22:20] select the target bus (1-of-8)1) -+ * . Address bits [19:15] select the target device (1-of-32) on the bus -+ * . Address bits [14:12] select the target function (1-of-8) within the device. -+ * . Address bits [11:2] selects the target dword (1-of-1024) within the selected function.s configuration space -+ * . Address bits [1:0] define the start byte location within the selected dword. -+ */ -+static inline u32 pcie_bus_addr(u8 bus_num, u16 devfn, int where) -+{ -+ u32 addr; -+ u8 bus; -+ -+ if (!bus_num) { -+ /* type 0 */ -+ addr = ((PCI_SLOT(devfn) & 0x1F) << 15) | ((PCI_FUNC(devfn) & 0x7) << 12) | ((where & 0xFFF)& ~3); -+ } else { -+ bus = bus_num; -+ /* type 1, only support 8 buses */ -+ addr = ((bus & 0x7) << 20) | ((PCI_SLOT(devfn) & 0x1F) << 15) | -+ ((PCI_FUNC(devfn) & 0x7) << 12) | ((where & 0xFFF) & ~3); -+ } -+ return addr; -+} -+ -+static int pcie_valid_config(int pcie_port, int bus, int dev) -+{ -+ /* RC itself */ -+ if ((bus == 0) && (dev == 0)) { -+ return 1; -+ } -+ -+ /* No physical link */ -+ if (!ifx_pcie_link_up(pcie_port)) { -+ return 0; -+ } -+ -+ /* Bus zero only has RC itself -+ * XXX, check if EP will be integrated -+ */ -+ if ((bus == 0) && (dev != 0)) { -+ return 0; -+ } -+ -+ /* Maximum 8 buses supported for VRX */ -+ if (bus > 9) { -+ return 0; -+ } -+ -+ /* -+ * PCIe is PtP link, one bus only supports only one device -+ * except bus zero and PCIe switch which is virtual bus device -+ * The following two conditions really depends on the system design -+ * and attached the device. -+ * XXX, how about more new switch -+ */ -+ if ((bus == 1) && (dev != 0)) { -+ return 0; -+ } -+ -+ if ((bus >= 3) && (dev != 0)) { -+ return 0; -+ } -+ return 1; -+} -+ -+static inline u32 ifx_pcie_cfg_rd(int pcie_port, u32 reg) -+{ -+ return IFX_REG_R32((volatile u32 *)(PCIE_CFG_PORT_TO_BASE(pcie_port) + reg)); -+} -+ -+static inline void ifx_pcie_cfg_wr(int pcie_port, unsigned int reg, u32 val) -+{ -+ IFX_REG_W32( val, (volatile u32 *)(PCIE_CFG_PORT_TO_BASE(pcie_port) + reg)); -+} -+ -+static inline u32 ifx_pcie_rc_cfg_rd(int pcie_port, u32 reg) -+{ -+ return IFX_REG_R32((volatile u32 *)(PCIE_RC_PORT_TO_BASE(pcie_port) + reg)); -+} -+ -+static inline void ifx_pcie_rc_cfg_wr(int pcie_port, unsigned int reg, u32 val) -+{ -+ IFX_REG_W32(val, (volatile u32 *)(PCIE_RC_PORT_TO_BASE(pcie_port) + reg)); -+} -+ -+u32 ifx_pcie_bus_enum_read_hack(int where, u32 value) -+{ -+ u32 tvalue = value; -+ -+ if (where == PCI_PRIMARY_BUS) { -+ u8 primary, secondary, subordinate; -+ -+ primary = tvalue & 0xFF; -+ secondary = (tvalue >> 8) & 0xFF; -+ subordinate = (tvalue >> 16) & 0xFF; -+ primary += pcibios_1st_host_bus_nr(); -+ secondary += pcibios_1st_host_bus_nr(); -+ subordinate += pcibios_1st_host_bus_nr(); -+ tvalue = (tvalue & 0xFF000000) | (u32)primary | (u32)(secondary << 8) | (u32)(subordinate << 16); -+ } -+ return tvalue; -+} -+ -+u32 ifx_pcie_bus_enum_write_hack(int where, u32 value) -+{ -+ u32 tvalue = value; -+ -+ if (where == PCI_PRIMARY_BUS) { -+ u8 primary, secondary, subordinate; -+ -+ primary = tvalue & 0xFF; -+ secondary = (tvalue >> 8) & 0xFF; -+ subordinate = (tvalue >> 16) & 0xFF; -+ if (primary > 0 && primary != 0xFF) { -+ primary -= pcibios_1st_host_bus_nr(); -+ } -+ -+ if (secondary > 0 && secondary != 0xFF) { -+ secondary -= pcibios_1st_host_bus_nr(); -+ } -+ if (subordinate > 0 && subordinate != 0xFF) { -+ subordinate -= pcibios_1st_host_bus_nr(); -+ } -+ tvalue = (tvalue & 0xFF000000) | (u32)primary | (u32)(secondary << 8) | (u32)(subordinate << 16); -+ } -+ else if (where == PCI_SUBORDINATE_BUS) { -+ u8 subordinate = tvalue & 0xFF; -+ -+ subordinate = subordinate > 0 ? subordinate - pcibios_1st_host_bus_nr() : 0; -+ tvalue = subordinate; -+ } -+ return tvalue; -+} -+ -+static int ifx_pcie_read_config(struct pci_bus *bus, u32 devfn, -+ int where, int size, u32 *value) -+{ -+ u32 data = 0; -+ int bus_number = bus->number; -+ static const u32 mask[8] = {0, 0xff, 0xffff, 0, 0xffffffff, 0, 0, 0}; -+ int ret = PCIBIOS_SUCCESSFUL; -+ struct ifx_pci_controller *ctrl = bus->sysdata; -+ int pcie_port = ctrl->port; -+ -+ if (unlikely(size != 1 && size != 2 && size != 4)){ -+ ret = PCIBIOS_BAD_REGISTER_NUMBER; -+ goto out; -+ } -+ -+ /* Make sure the address is aligned to natural boundary */ -+ if (unlikely(((size - 1) & where))) { -+ ret = PCIBIOS_BAD_REGISTER_NUMBER; -+ goto out; -+ } -+ -+ /* -+ * If we are second controller, we have to cheat OS so that it assume -+ * its bus number starts from 0 in host controller -+ */ -+ bus_number = ifx_pcie_bus_nr_deduct(bus_number, pcie_port); -+ -+ /* -+ * We need to force the bus number to be zero on the root -+ * bus. Linux numbers the 2nd root bus to start after all -+ * busses on root 0. -+ */ -+ if (bus->parent == NULL) { -+ bus_number = 0; -+ } -+ -+ /* -+ * PCIe only has a single device connected to it. It is -+ * always device ID 0. Don't bother doing reads for other -+ * device IDs on the first segment. -+ */ -+ if ((bus_number == 0) && (PCI_SLOT(devfn) != 0)) { -+ ret = PCIBIOS_FUNC_NOT_SUPPORTED; -+ goto out; -+ } -+ -+ if (pcie_valid_config(pcie_port, bus_number, PCI_SLOT(devfn)) == 0) { -+ *value = 0xffffffff; -+ ret = PCIBIOS_DEVICE_NOT_FOUND; -+ goto out; -+ } -+ -+ PCIE_IRQ_LOCK(ifx_pcie_lock); -+ if (bus_number == 0) { /* RC itself */ -+ u32 t; -+ -+ t = (where & ~3); -+ data = ifx_pcie_rc_cfg_rd(pcie_port, t); -+ } else { -+ u32 addr = pcie_bus_addr(bus_number, devfn, where); -+ -+ data = ifx_pcie_cfg_rd(pcie_port, addr); -+ #ifdef CONFIG_IFX_PCIE_HW_SWAP -+ data = le32_to_cpu(data); -+ #endif /* CONFIG_IFX_PCIE_HW_SWAP */ -+ } -+ /* To get a correct PCI topology, we have to restore the bus number to OS */ -+ data = ifx_pcie_bus_enum_hack(bus, devfn, where, data, pcie_port, 1); -+ -+ PCIE_IRQ_UNLOCK(ifx_pcie_lock); -+ -+ *value = (data >> (8 * (where & 3))) & mask[size & 7]; -+out: -+ return ret; -+} -+ -+static u32 ifx_pcie_size_to_value(int where, int size, u32 data, u32 value) -+{ -+ u32 shift; -+ u32 tdata = data; -+ -+ switch (size) { -+ case 1: -+ shift = (where & 0x3) << 3; -+ tdata &= ~(0xffU << shift); -+ tdata |= ((value & 0xffU) << shift); -+ break; -+ case 2: -+ shift = (where & 3) << 3; -+ tdata &= ~(0xffffU << shift); -+ tdata |= ((value & 0xffffU) << shift); -+ break; -+ case 4: -+ tdata = value; -+ break; -+ } -+ return tdata; -+} -+ -+static int ifx_pcie_write_config(struct pci_bus *bus, u32 devfn, -+ int where, int size, u32 value) -+{ -+ int bus_number = bus->number; -+ int ret = PCIBIOS_SUCCESSFUL; -+ struct ifx_pci_controller *ctrl = bus->sysdata; -+ int pcie_port = ctrl->port; -+ u32 tvalue = value; -+ u32 data; -+ -+ /* Make sure the address is aligned to natural boundary */ -+ if (unlikely(((size - 1) & where))) { -+ ret = PCIBIOS_BAD_REGISTER_NUMBER; -+ goto out; -+ } -+ /* -+ * If we are second controller, we have to cheat OS so that it assume -+ * its bus number starts from 0 in host controller -+ */ -+ bus_number = ifx_pcie_bus_nr_deduct(bus_number, pcie_port); -+ -+ /* -+ * We need to force the bus number to be zero on the root -+ * bus. Linux numbers the 2nd root bus to start after all -+ * busses on root 0. -+ */ -+ if (bus->parent == NULL) { -+ bus_number = 0; -+ } -+ -+ if (pcie_valid_config(pcie_port, bus_number, PCI_SLOT(devfn)) == 0) { -+ ret = PCIBIOS_DEVICE_NOT_FOUND; -+ goto out; -+ } -+ -+ /* XXX, some PCIe device may need some delay */ -+ PCIE_IRQ_LOCK(ifx_pcie_lock); -+ -+ /* -+ * To configure the correct bus topology using native way, we have to cheat Os so that -+ * it can configure the PCIe hardware correctly. -+ */ -+ tvalue = ifx_pcie_bus_enum_hack(bus, devfn, where, value, pcie_port, 0); -+ -+ if (bus_number == 0) { /* RC itself */ -+ u32 t; -+ -+ t = (where & ~3); -+ data = ifx_pcie_rc_cfg_rd(pcie_port, t); -+ -+ data = ifx_pcie_size_to_value(where, size, data, tvalue); -+ -+ ifx_pcie_rc_cfg_wr(pcie_port, t, data); -+ } else { -+ u32 addr = pcie_bus_addr(bus_number, devfn, where); -+ -+ data = ifx_pcie_cfg_rd(pcie_port, addr); -+#ifdef CONFIG_IFX_PCIE_HW_SWAP -+ data = le32_to_cpu(data); -+#endif -+ -+ data = ifx_pcie_size_to_value(where, size, data, tvalue); -+#ifdef CONFIG_IFX_PCIE_HW_SWAP -+ data = cpu_to_le32(data); -+#endif -+ ifx_pcie_cfg_wr(pcie_port, addr, data); -+ } -+ PCIE_IRQ_UNLOCK(ifx_pcie_lock); -+out: -+ return ret; -+} -+ -+static struct resource ifx_pcie_io_resource = { -+ .name = "PCIe0 I/O space", -+ .start = PCIE_IO_PHY_BASE, -+ .end = PCIE_IO_PHY_END, -+ .flags = IORESOURCE_IO, -+}; -+ -+static struct resource ifx_pcie_mem_resource = { -+ .name = "PCIe0 Memory space", -+ .start = PCIE_MEM_PHY_BASE, -+ .end = PCIE_MEM_PHY_END, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static struct pci_ops ifx_pcie_ops = { -+ .read = ifx_pcie_read_config, -+ .write = ifx_pcie_write_config, -+}; -+ -+static struct ifx_pci_controller ifx_pcie_controller[IFX_PCIE_CORE_NR] = { -+ { -+ .pcic = { -+ .pci_ops = &ifx_pcie_ops, -+ .mem_resource = &ifx_pcie_mem_resource, -+ .io_resource = &ifx_pcie_io_resource, -+ }, -+ .port = IFX_PCIE_PORT0, -+ }, -+}; -+ -+#ifdef IFX_PCIE_ERROR_INT -+ -+static irqreturn_t pcie_rc_core_isr(int irq, void *dev_id) -+{ -+ struct ifx_pci_controller *ctrl = (struct ifx_pci_controller *)dev_id; -+ int pcie_port = ctrl->port; -+ u32 reg; -+ -+ pr_debug("PCIe RC error intr %d\n", irq); -+ reg = IFX_REG_R32(PCIE_IRNCR(pcie_port)); -+ reg &= PCIE_RC_CORE_COMBINED_INT; -+ IFX_REG_W32(reg, PCIE_IRNCR(pcie_port)); -+ -+ return IRQ_HANDLED; -+} -+ -+static int -+pcie_rc_core_int_init(int pcie_port) -+{ -+ int ret; -+ -+ /* Enable core interrupt */ -+ IFX_REG_SET_BIT(PCIE_RC_CORE_COMBINED_INT, PCIE_IRNEN(pcie_port)); -+ -+ /* Clear it first */ -+ IFX_REG_SET_BIT(PCIE_RC_CORE_COMBINED_INT, PCIE_IRNCR(pcie_port)); -+ ret = request_irq(pcie_irqs[pcie_port].ir_irq.irq, pcie_rc_core_isr, 0, -+ pcie_irqs[pcie_port].ir_irq.name, &ifx_pcie_controller[pcie_port]); -+ if (ret) -+ printk(KERN_ERR "%s request irq %d failed\n", __func__, IFX_PCIE_IR); -+ -+ return ret; -+} -+#endif -+ -+int ifx_pcie_bios_map_irq(IFX_PCI_CONST struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ u32 irq_bit = 0; -+ int irq = 0; -+ struct ifx_pci_controller *ctrl = dev->bus->sysdata; -+ int pcie_port = ctrl->port; -+ -+ printk("%s port %d dev %s slot %d pin %d \n", __func__, pcie_port, pci_name(dev), slot, pin); -+ -+ if ((pin == PCIE_LEGACY_DISABLE) || (pin > PCIE_LEGACY_INT_MAX)) { -+ printk(KERN_WARNING "WARNING: dev %s: invalid interrupt pin %d\n", pci_name(dev), pin); -+ return -1; -+ } -+ -+ /* Pin index so minus one */ -+ irq_bit = pcie_irqs[pcie_port].legacy_irq[pin - 1].irq_bit; -+ irq = pcie_irqs[pcie_port].legacy_irq[pin - 1].irq; -+ IFX_REG_SET_BIT(irq_bit, PCIE_IRNEN(pcie_port)); -+ IFX_REG_SET_BIT(irq_bit, PCIE_IRNCR(pcie_port)); -+ printk("%s dev %s irq %d assigned\n", __func__, pci_name(dev), irq); -+ return irq; -+} -+ -+int ifx_pcie_bios_plat_dev_init(struct pci_dev *dev) -+{ -+ u16 config; -+#ifdef IFX_PCIE_ERROR_INT -+ u32 dconfig; -+ int pos; -+#endif -+ -+ /* Enable reporting System errors and parity errors on all devices */ -+ /* Enable parity checking and error reporting */ -+ pci_read_config_word(dev, PCI_COMMAND, &config); -+ config |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR /*| PCI_COMMAND_INVALIDATE | -+ PCI_COMMAND_FAST_BACK*/; -+ pci_write_config_word(dev, PCI_COMMAND, config); -+ -+ if (dev->subordinate) { -+ /* Set latency timers on sub bridges */ -+ pci_write_config_byte(dev, PCI_SEC_LATENCY_TIMER, 0x40); /* XXX, */ -+ /* More bridge error detection */ -+ pci_read_config_word(dev, PCI_BRIDGE_CONTROL, &config); -+ config |= PCI_BRIDGE_CTL_PARITY | PCI_BRIDGE_CTL_SERR; -+ pci_write_config_word(dev, PCI_BRIDGE_CONTROL, config); -+ } -+#ifdef IFX_PCIE_ERROR_INT -+ /* Enable the PCIe normal error reporting */ -+ pos = pci_find_capability(dev, PCI_CAP_ID_EXP); -+ if (pos) { -+ -+ /* Disable system error generation in response to error messages */ -+ pci_read_config_word(dev, pos + PCI_EXP_RTCTL, &config); -+ config &= ~(PCI_EXP_RTCTL_SECEE | PCI_EXP_RTCTL_SENFEE | PCI_EXP_RTCTL_SEFEE); -+ pci_write_config_word(dev, pos + PCI_EXP_RTCTL, config); -+ -+ /* Clear PCIE Capability's Device Status */ -+ pci_read_config_word(dev, pos + PCI_EXP_DEVSTA, &config); -+ pci_write_config_word(dev, pos + PCI_EXP_DEVSTA, config); -+ -+ /* Update Device Control */ -+ pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, &config); -+ /* Correctable Error Reporting */ -+ config |= PCI_EXP_DEVCTL_CERE; -+ /* Non-Fatal Error Reporting */ -+ config |= PCI_EXP_DEVCTL_NFERE; -+ /* Fatal Error Reporting */ -+ config |= PCI_EXP_DEVCTL_FERE; -+ /* Unsupported Request */ -+ config |= PCI_EXP_DEVCTL_URRE; -+ pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, config); -+ } -+ -+ /* Find the Advanced Error Reporting capability */ -+ pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR); -+ if (pos) { -+ /* Clear Uncorrectable Error Status */ -+ pci_read_config_dword(dev, pos + PCI_ERR_UNCOR_STATUS, &dconfig); -+ pci_write_config_dword(dev, pos + PCI_ERR_UNCOR_STATUS, dconfig); -+ /* Enable reporting of all uncorrectable errors */ -+ /* Uncorrectable Error Mask - turned on bits disable errors */ -+ pci_write_config_dword(dev, pos + PCI_ERR_UNCOR_MASK, 0); -+ /* -+ * Leave severity at HW default. This only controls if -+ * errors are reported as uncorrectable or -+ * correctable, not if the error is reported. -+ */ -+ /* PCI_ERR_UNCOR_SEVER - Uncorrectable Error Severity */ -+ /* Clear Correctable Error Status */ -+ pci_read_config_dword(dev, pos + PCI_ERR_COR_STATUS, &dconfig); -+ pci_write_config_dword(dev, pos + PCI_ERR_COR_STATUS, dconfig); -+ /* Enable reporting of all correctable errors */ -+ /* Correctable Error Mask - turned on bits disable errors */ -+ pci_write_config_dword(dev, pos + PCI_ERR_COR_MASK, 0); -+ /* Advanced Error Capabilities */ -+ pci_read_config_dword(dev, pos + PCI_ERR_CAP, &dconfig); -+ /* ECRC Generation Enable */ -+ if (dconfig & PCI_ERR_CAP_ECRC_GENC) { -+ dconfig |= PCI_ERR_CAP_ECRC_GENE; -+ } -+ /* ECRC Check Enable */ -+ if (dconfig & PCI_ERR_CAP_ECRC_CHKC) { -+ dconfig |= PCI_ERR_CAP_ECRC_CHKE; -+ } -+ pci_write_config_dword(dev, pos + PCI_ERR_CAP, dconfig); -+ -+ /* PCI_ERR_HEADER_LOG - Header Log Register (16 bytes) */ -+ /* Enable Root Port's interrupt in response to error messages */ -+ pci_write_config_dword(dev, pos + PCI_ERR_ROOT_COMMAND, -+ PCI_ERR_ROOT_CMD_COR_EN | -+ PCI_ERR_ROOT_CMD_NONFATAL_EN | -+ PCI_ERR_ROOT_CMD_FATAL_EN); -+ /* Clear the Root status register */ -+ pci_read_config_dword(dev, pos + PCI_ERR_ROOT_STATUS, &dconfig); -+ pci_write_config_dword(dev, pos + PCI_ERR_ROOT_STATUS, dconfig); -+ } -+#endif /* IFX_PCIE_ERROR_INT */ -+ /* WAR, only 128 MRRS is supported, force all EPs to support this value */ -+ pcie_set_readrq(dev, 128); -+ return 0; -+} -+ -+static int -+pcie_rc_initialize(int pcie_port) -+{ -+ int i; -+#define IFX_PCIE_PHY_LOOP_CNT 5 -+ -+ pcie_rcu_endian_setup(pcie_port); -+ -+ pcie_ep_gpio_rst_init(pcie_port); -+ -+ /* -+ * XXX, PCIe elastic buffer bug will cause not to be detected. One more -+ * reset PCIe PHY will solve this issue -+ */ -+ for (i = 0; i < IFX_PCIE_PHY_LOOP_CNT; i++) { -+ /* Disable PCIe PHY Analog part for sanity check */ -+ pcie_phy_pmu_disable(pcie_port); -+ -+ pcie_phy_rst_assert(pcie_port); -+ pcie_phy_rst_deassert(pcie_port); -+ -+ /* Make sure PHY PLL is stable */ -+ udelay(20); -+ -+ /* PCIe Core reset enabled, low active, sw programmed */ -+ pcie_core_rst_assert(pcie_port); -+ -+ /* Put PCIe EP in reset status */ -+ pcie_device_rst_assert(pcie_port); -+ -+ /* PCI PHY & Core reset disabled, high active, sw programmed */ -+ pcie_core_rst_deassert(pcie_port); -+ -+ /* Already in a quiet state, program PLL, enable PHY, check ready bit */ -+ pcie_phy_clock_mode_setup(pcie_port); -+ -+ /* Enable PCIe PHY and Clock */ -+ pcie_core_pmu_setup(pcie_port); -+ -+ /* Clear status registers */ -+ pcie_status_register_clear(pcie_port); -+ -+#ifdef CONFIG_PCI_MSI -+ pcie_msi_init(pcie_port); -+#endif /* CONFIG_PCI_MSI */ -+ pcie_rc_cfg_reg_setup(pcie_port); -+ -+ /* Once link is up, break out */ -+ if (pcie_app_loigc_setup(pcie_port) == 0) -+ break; -+ } -+ if (i >= IFX_PCIE_PHY_LOOP_CNT) { -+ printk(KERN_ERR "%s link up failed!!!!!\n", __func__); -+ return -EIO; -+ } -+ /* NB, don't increase ACK/NACK timer timeout value, which will cause a lot of COR errors */ -+ pcie_replay_time_update(pcie_port); -+ return 0; -+} -+ -+static int __init ifx_pcie_bios_init(void) -+{ -+ void __iomem *io_map_base; -+ int pcie_port; -+ int startup_port; -+ -+ /* Enable AHB Master/ Slave */ -+ pcie_ahb_pmu_setup(); -+ -+ startup_port = IFX_PCIE_PORT0; -+ -+ for (pcie_port = startup_port; pcie_port < IFX_PCIE_CORE_NR; pcie_port++){ -+ if (pcie_rc_initialize(pcie_port) == 0) { -+ IFX_PCIE_PRINT(PCIE_MSG_INIT, "%s: ifx_pcie_cfg_base 0x%p\n", -+ __func__, PCIE_CFG_PORT_TO_BASE(pcie_port)); -+ /* Otherwise, warning will pop up */ -+ io_map_base = ioremap(PCIE_IO_PHY_PORT_TO_BASE(pcie_port), PCIE_IO_SIZE); -+ if (io_map_base == NULL) { -+ IFX_PCIE_PRINT(PCIE_MSG_ERR, "%s io space ioremap failed\n", __func__); -+ return -ENOMEM; -+ } -+ ifx_pcie_controller[pcie_port].pcic.io_map_base = (unsigned long)io_map_base; -+ -+ register_pci_controller(&ifx_pcie_controller[pcie_port].pcic); -+ /* XXX, clear error status */ -+ -+ IFX_PCIE_PRINT(PCIE_MSG_INIT, "%s: mem_resource 0x%p, io_resource 0x%p\n", -+ __func__, &ifx_pcie_controller[pcie_port].pcic.mem_resource, -+ &ifx_pcie_controller[pcie_port].pcic.io_resource); -+ -+ #ifdef IFX_PCIE_ERROR_INT -+ pcie_rc_core_int_init(pcie_port); -+ #endif /* IFX_PCIE_ERROR_INT */ -+ } -+ } -+ -+ return 0; -+} -+arch_initcall(ifx_pcie_bios_init); -+ -+MODULE_LICENSE("GPL"); -+MODULE_AUTHOR("Chuanhua.Lei@infineon.com"); -+MODULE_SUPPORTED_DEVICE("Infineon builtin PCIe RC module"); -+MODULE_DESCRIPTION("Infineon builtin PCIe RC driver"); -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie.h -@@ -0,0 +1,131 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie.h -+** PROJECT : IFX UEIP for VRX200 -+** MODULES : PCIe module -+** -+** DATE : 02 Mar 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Version $Date $Author $Comment -+** 0.0.1 17 Mar,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+#ifndef IFXMIPS_PCIE_H -+#define IFXMIPS_PCIE_H -+#include <linux/version.h> -+#include <linux/types.h> -+#include <linux/pci.h> -+#include <linux/interrupt.h> -+#include "ifxmips_pci_common.h" -+#include "ifxmips_pcie_reg.h" -+ -+/*! -+ \defgroup IFX_PCIE PCI Express bus driver module -+ \brief PCI Express IP module support VRX200 -+*/ -+ -+/*! -+ \defgroup IFX_PCIE_OS OS APIs -+ \ingroup IFX_PCIE -+ \brief PCIe bus driver OS interface functions -+*/ -+ -+/*! -+ \file ifxmips_pcie.h -+ \ingroup IFX_PCIE -+ \brief header file for PCIe module common header file -+*/ -+#define PCIE_IRQ_LOCK(lock) do { \ -+ unsigned long flags; \ -+ spin_lock_irqsave(&(lock), flags); -+#define PCIE_IRQ_UNLOCK(lock) \ -+ spin_unlock_irqrestore(&(lock), flags); \ -+} while (0) -+ -+#define PCIE_MSG_MSI 0x00000001 -+#define PCIE_MSG_ISR 0x00000002 -+#define PCIE_MSG_FIXUP 0x00000004 -+#define PCIE_MSG_READ_CFG 0x00000008 -+#define PCIE_MSG_WRITE_CFG 0x00000010 -+#define PCIE_MSG_CFG (PCIE_MSG_READ_CFG | PCIE_MSG_WRITE_CFG) -+#define PCIE_MSG_REG 0x00000020 -+#define PCIE_MSG_INIT 0x00000040 -+#define PCIE_MSG_ERR 0x00000080 -+#define PCIE_MSG_PHY 0x00000100 -+#define PCIE_MSG_ANY 0x000001ff -+ -+#define IFX_PCIE_PORT0 0 -+#define IFX_PCIE_PORT1 1 -+ -+#ifdef CONFIG_IFX_PCIE_2ND_CORE -+#define IFX_PCIE_CORE_NR 2 -+#else -+#define IFX_PCIE_CORE_NR 1 -+#endif -+ -+#define IFX_PCIE_ERROR_INT -+ -+//#define IFX_PCIE_DBG -+ -+#if defined(IFX_PCIE_DBG) -+#define IFX_PCIE_PRINT(_m, _fmt, args...) do { \ -+ ifx_pcie_debug((_fmt), ##args); \ -+} while (0) -+ -+#define INLINE -+#else -+#define IFX_PCIE_PRINT(_m, _fmt, args...) \ -+ do {} while(0) -+#define INLINE inline -+#endif -+ -+struct ifx_pci_controller { -+ struct pci_controller pcic; -+ -+ /* RC specific, per host bus information */ -+ u32 port; /* Port index, 0 -- 1st core, 1 -- 2nd core */ -+}; -+ -+typedef struct ifx_pcie_ir_irq { -+ const unsigned int irq; -+ const char name[16]; -+}ifx_pcie_ir_irq_t; -+ -+typedef struct ifx_pcie_legacy_irq{ -+ const u32 irq_bit; -+ const int irq; -+}ifx_pcie_legacy_irq_t; -+ -+typedef struct ifx_pcie_irq { -+ ifx_pcie_ir_irq_t ir_irq; -+ ifx_pcie_legacy_irq_t legacy_irq[PCIE_LEGACY_INT_MAX]; -+}ifx_pcie_irq_t; -+ -+extern u32 g_pcie_debug_flag; -+extern void ifx_pcie_debug(const char *fmt, ...); -+extern void pcie_phy_clock_mode_setup(int pcie_port); -+extern void pcie_msi_pic_init(int pcie_port); -+extern u32 ifx_pcie_bus_enum_read_hack(int where, u32 value); -+extern u32 ifx_pcie_bus_enum_write_hack(int where, u32 value); -+ -+#define CONFIG_VR9 -+ -+#ifdef CONFIG_VR9 -+#include "ifxmips_pcie_vr9.h" -+#elif defined (CONFIG_AR10) -+#include "ifxmips_pcie_ar10.h" -+#else -+#error "PCIE: platform not defined" -+#endif /* CONFIG_VR9 */ -+ -+#endif /* IFXMIPS_PCIE_H */ -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_ar10.h -@@ -0,0 +1,290 @@ -+/**************************************************************************** -+ Copyright (c) 2010 -+ Lantiq Deutschland GmbH -+ Am Campeon 3; 85579 Neubiberg, Germany -+ -+ For licensing information, see the file 'LICENSE' in the root folder of -+ this software module. -+ -+ *****************************************************************************/ -+/*! -+ \file ifxmips_pcie_ar10.h -+ \ingroup IFX_PCIE -+ \brief PCIe RC driver ar10 specific file -+*/ -+ -+#ifndef IFXMIPS_PCIE_AR10_H -+#define IFXMIPS_PCIE_AR10_H -+#ifndef AUTOCONF_INCLUDED -+#include <linux/config.h> -+#endif /* AUTOCONF_INCLUDED */ -+#include <linux/types.h> -+#include <linux/delay.h> -+ -+/* Project header file */ -+#include <asm/ifx/ifx_types.h> -+#include <asm/ifx/ifx_pmu.h> -+#include <asm/ifx/ifx_gpio.h> -+#include <asm/ifx/ifx_ebu_led.h> -+ -+static inline void pcie_ep_gpio_rst_init(int pcie_port) -+{ -+ ifx_ebu_led_enable(); -+ if (pcie_port == 0) { -+ ifx_ebu_led_set_data(11, 1); -+ } -+ else { -+ ifx_ebu_led_set_data(12, 1); -+ } -+} -+ -+static inline void pcie_ahb_pmu_setup(void) -+{ -+ /* XXX, moved to CGU to control AHBM */ -+} -+ -+static inline void pcie_rcu_endian_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -+ /* Inbound, big endian */ -+ reg |= IFX_RCU_BE_AHB4S; -+ if (pcie_port == 0) { -+ reg |= IFX_RCU_BE_PCIE0M; -+ -+ #ifdef CONFIG_IFX_PCIE_HW_SWAP -+ /* Outbound, software swap needed */ -+ reg |= IFX_RCU_BE_AHB3M; -+ reg &= ~IFX_RCU_BE_PCIE0S; -+ #else -+ /* Outbound little endian */ -+ reg &= ~IFX_RCU_BE_AHB3M; -+ reg &= ~IFX_RCU_BE_PCIE0S; -+ #endif -+ } -+ else { -+ reg |= IFX_RCU_BE_PCIE1M; -+ #ifdef CONFIG_IFX_PCIE1_HW_SWAP -+ /* Outbound, software swap needed */ -+ reg |= IFX_RCU_BE_AHB3M; -+ reg &= ~IFX_RCU_BE_PCIE1S; -+ #else -+ /* Outbound little endian */ -+ reg &= ~IFX_RCU_BE_AHB3M; -+ reg &= ~IFX_RCU_BE_PCIE1S; -+ #endif -+ } -+ -+ IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -+ IFX_PCIE_PRINT(PCIE_MSG_REG, "%s IFX_RCU_AHB_ENDIAN: 0x%08x\n", __func__, IFX_REG_R32(IFX_RCU_AHB_ENDIAN)); -+} -+ -+static inline void pcie_phy_pmu_enable(int pcie_port) -+{ -+ if (pcie_port == 0) { /* XXX, should use macro*/ -+ PCIE0_PHY_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+ else { -+ PCIE1_PHY_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+} -+ -+static inline void pcie_phy_pmu_disable(int pcie_port) -+{ -+ if (pcie_port == 0) { /* XXX, should use macro*/ -+ PCIE0_PHY_PMU_SETUP(IFX_PMU_DISABLE); -+ } -+ else { -+ PCIE1_PHY_PMU_SETUP(IFX_PMU_DISABLE); -+ } -+} -+ -+static inline void pcie_pdi_big_endian(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -+ if (pcie_port == 0) { -+ /* Config AHB->PCIe and PDI endianness */ -+ reg |= IFX_RCU_BE_PCIE0_PDI; -+ } -+ else { -+ /* Config AHB->PCIe and PDI endianness */ -+ reg |= IFX_RCU_BE_PCIE1_PDI; -+ } -+ IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -+} -+ -+static inline void pcie_pdi_pmu_enable(int pcie_port) -+{ -+ if (pcie_port == 0) { -+ /* Enable PDI to access PCIe PHY register */ -+ PDI0_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+ else { -+ PDI1_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+} -+ -+static inline void pcie_core_rst_assert(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ -+ /* Reset Core, bit 22 */ -+ if (pcie_port == 0) { -+ reg |= 0x00400000; -+ } -+ else { -+ reg |= 0x08000000; /* Bit 27 */ -+ } -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_core_rst_deassert(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Make sure one micro-second delay */ -+ udelay(1); -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ if (pcie_port == 0) { -+ reg &= ~0x00400000; /* bit 22 */ -+ } -+ else { -+ reg &= ~0x08000000; /* Bit 27 */ -+ } -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_phy_rst_assert(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ if (pcie_port == 0) { -+ reg |= 0x00001000; /* Bit 12 */ -+ } -+ else { -+ reg |= 0x00002000; /* Bit 13 */ -+ } -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_phy_rst_deassert(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Make sure one micro-second delay */ -+ udelay(1); -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ if (pcie_port == 0) { -+ reg &= ~0x00001000; /* Bit 12 */ -+ } -+ else { -+ reg &= ~0x00002000; /* Bit 13 */ -+ } -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_device_rst_assert(int pcie_port) -+{ -+ if (pcie_port == 0) { -+ ifx_ebu_led_set_data(11, 0); -+ } -+ else { -+ ifx_ebu_led_set_data(12, 0); -+ } -+} -+ -+static inline void pcie_device_rst_deassert(int pcie_port) -+{ -+ mdelay(100); -+ if (pcie_port == 0) { -+ ifx_ebu_led_set_data(11, 1); -+ } -+ else { -+ ifx_ebu_led_set_data(12, 1); -+ } -+ ifx_ebu_led_disable(); -+} -+ -+static inline void pcie_core_pmu_setup(int pcie_port) -+{ -+ if (pcie_port == 0) { -+ PCIE0_CTRL_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+ else { -+ PCIE1_CTRL_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+} -+ -+static inline void pcie_msi_init(int pcie_port) -+{ -+ pcie_msi_pic_init(pcie_port); -+ if (pcie_port == 0) { -+ MSI0_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+ else { -+ MSI1_PMU_SETUP(IFX_PMU_ENABLE); -+ } -+} -+ -+static inline u32 -+ifx_pcie_bus_nr_deduct(u32 bus_number, int pcie_port) -+{ -+ u32 tbus_number = bus_number; -+ -+#ifdef CONFIG_IFX_PCIE_2ND_CORE -+ if (pcie_port == IFX_PCIE_PORT1) { /* Port 1 must check if there are two cores enabled */ -+ if (pcibios_host_nr() > 1) { -+ tbus_number -= pcibios_1st_host_bus_nr(); -+ } -+ } -+#endif /* CONFIG_IFX_PCI */ -+ return tbus_number; -+} -+ -+static inline u32 -+ifx_pcie_bus_enum_hack(struct pci_bus *bus, u32 devfn, int where, u32 value, int pcie_port, int read) -+{ -+ struct pci_dev *pdev; -+ u32 tvalue = value; -+ -+ /* Sanity check */ -+ pdev = pci_get_slot(bus, devfn); -+ if (pdev == NULL) { -+ return tvalue; -+ } -+ -+ /* Only care about PCI bridge */ -+ if (pdev->hdr_type != PCI_HEADER_TYPE_BRIDGE) { -+ return tvalue; -+ } -+ -+ if (read) { /* Read hack */ -+ #ifdef CONFIG_IFX_PCIE_2ND_CORE -+ if (pcie_port == IFX_PCIE_PORT1) { /* Port 1 must check if there are two cores enabled */ -+ if (pcibios_host_nr() > 1) { -+ tvalue = ifx_pcie_bus_enum_read_hack(where, tvalue); -+ } -+ } -+ #endif /* CONFIG_IFX_PCIE_2ND_CORE */ -+ } -+ else { /* Write hack */ -+ #ifdef CONFIG_IFX_PCIE_2ND_CORE -+ if (pcie_port == IFX_PCIE_PORT1) { /* Port 1 must check if there are two cores enabled */ -+ if (pcibios_host_nr() > 1) { -+ tvalue = ifx_pcie_bus_enum_write_hack(where, tvalue); -+ } -+ } -+ #endif -+ } -+ return tvalue; -+} -+ -+#endif /* IFXMIPS_PCIE_AR10_H */ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_msi.c -@@ -0,0 +1,392 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie_msi.c -+** PROJECT : IFX UEIP for VRX200 -+** MODULES : PCI MSI sub module -+** -+** DATE : 02 Mar 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe MSI Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Date $Author $Comment -+** 02 Mar,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+/*! -+ \defgroup IFX_PCIE_MSI MSI OS APIs -+ \ingroup IFX_PCIE -+ \brief PCIe bus driver OS interface functions -+*/ -+ -+/*! -+ \file ifxmips_pcie_msi.c -+ \ingroup IFX_PCIE -+ \brief PCIe MSI OS interface file -+*/ -+ -+#ifndef AUTOCONF_INCLUDED -+#include <linux/config.h> -+#endif /* AUTOCONF_INCLUDED */ -+#include <linux/init.h> -+#include <linux/sched.h> -+#include <linux/slab.h> -+#include <linux/interrupt.h> -+#include <linux/kernel_stat.h> -+#include <linux/pci.h> -+#include <linux/msi.h> -+#include <linux/module.h> -+#include <asm/bootinfo.h> -+#include <asm/irq.h> -+#include <asm/traps.h> -+ -+#include <asm/ifx/ifx_types.h> -+#include <asm/ifx/ifx_regs.h> -+#include <asm/ifx/common_routines.h> -+#include <asm/ifx/irq.h> -+ -+#include "ifxmips_pcie_reg.h" -+#include "ifxmips_pcie.h" -+ -+#define IFX_MSI_IRQ_NUM 16 -+ -+enum { -+ IFX_PCIE_MSI_IDX0 = 0, -+ IFX_PCIE_MSI_IDX1, -+ IFX_PCIE_MSI_IDX2, -+ IFX_PCIE_MSI_IDX3, -+}; -+ -+typedef struct ifx_msi_irq_idx { -+ const int irq; -+ const int idx; -+}ifx_msi_irq_idx_t; -+ -+struct ifx_msi_pic { -+ volatile u32 pic_table[IFX_MSI_IRQ_NUM]; -+ volatile u32 pic_endian; /* 0x40 */ -+}; -+typedef struct ifx_msi_pic *ifx_msi_pic_t; -+ -+typedef struct ifx_msi_irq { -+ const volatile ifx_msi_pic_t msi_pic_p; -+ const u32 msi_phy_base; -+ const ifx_msi_irq_idx_t msi_irq_idx[IFX_MSI_IRQ_NUM]; -+ /* -+ * Each bit in msi_free_irq_bitmask represents a MSI interrupt that is -+ * in use. -+ */ -+ u16 msi_free_irq_bitmask; -+ -+ /* -+ * Each bit in msi_multiple_irq_bitmask tells that the device using -+ * this bit in msi_free_irq_bitmask is also using the next bit. This -+ * is used so we can disable all of the MSI interrupts when a device -+ * uses multiple. -+ */ -+ u16 msi_multiple_irq_bitmask; -+}ifx_msi_irq_t; -+ -+static ifx_msi_irq_t msi_irqs[IFX_PCIE_CORE_NR] = { -+ { -+ .msi_pic_p = (const volatile ifx_msi_pic_t)IFX_MSI_PIC_REG_BASE, -+ .msi_phy_base = PCIE_MSI_PHY_BASE, -+ .msi_irq_idx = { -+ {IFX_PCIE_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ {IFX_PCIE_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ {IFX_PCIE_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ {IFX_PCIE_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ }, -+ .msi_free_irq_bitmask = 0, -+ .msi_multiple_irq_bitmask= 0, -+ }, -+#ifdef CONFIG_IFX_PCIE_2ND_CORE -+ { -+ .msi_pic_p = (const volatile ifx_msi_pic_t)IFX_MSI1_PIC_REG_BASE, -+ .msi_phy_base = PCIE1_MSI_PHY_BASE, -+ .msi_irq_idx = { -+ {IFX_PCIE1_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE1_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE1_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE1_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ {IFX_PCIE1_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE1_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE1_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE1_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ {IFX_PCIE1_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE1_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE1_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE1_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ {IFX_PCIE1_MSI_IR0, IFX_PCIE_MSI_IDX0}, {IFX_PCIE1_MSI_IR1, IFX_PCIE_MSI_IDX1}, -+ {IFX_PCIE1_MSI_IR2, IFX_PCIE_MSI_IDX2}, {IFX_PCIE1_MSI_IR3, IFX_PCIE_MSI_IDX3}, -+ }, -+ .msi_free_irq_bitmask = 0, -+ .msi_multiple_irq_bitmask= 0, -+ -+ }, -+#endif /* CONFIG_IFX_PCIE_2ND_CORE */ -+}; -+ -+/* -+ * This lock controls updates to msi_free_irq_bitmask, -+ * msi_multiple_irq_bitmask and pic register settting -+ */ -+static DEFINE_SPINLOCK(ifx_pcie_msi_lock); -+ -+void pcie_msi_pic_init(int pcie_port) -+{ -+ spin_lock(&ifx_pcie_msi_lock); -+ msi_irqs[pcie_port].msi_pic_p->pic_endian = IFX_MSI_PIC_BIG_ENDIAN; -+ spin_unlock(&ifx_pcie_msi_lock); -+} -+ -+/** -+ * \fn int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) -+ * \brief Called when a driver request MSI interrupts instead of the -+ * legacy INT A-D. This routine will allocate multiple interrupts -+ * for MSI devices that support them. A device can override this by -+ * programming the MSI control bits [6:4] before calling -+ * pci_enable_msi(). -+ * -+ * \param[in] pdev Device requesting MSI interrupts -+ * \param[in] desc MSI descriptor -+ * -+ * \return -EINVAL Invalid pcie root port or invalid msi bit -+ * \return 0 OK -+ * \ingroup IFX_PCIE_MSI -+ */ -+int -+arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) -+{ -+ int irq, pos; -+ u16 control; -+ int irq_idx; -+ int irq_step; -+ int configured_private_bits; -+ int request_private_bits; -+ struct msi_msg msg; -+ u16 search_mask; -+ struct ifx_pci_controller *ctrl = pdev->bus->sysdata; -+ int pcie_port = ctrl->port; -+ -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "%s %s enter\n", __func__, pci_name(pdev)); -+ -+ /* XXX, skip RC MSI itself */ -+ if (pdev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) { -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "%s RC itself doesn't use MSI interrupt\n", __func__); -+ return -EINVAL; -+ } -+ -+ /* -+ * Read the MSI config to figure out how many IRQs this device -+ * wants. Most devices only want 1, which will give -+ * configured_private_bits and request_private_bits equal 0. -+ */ -+ pci_read_config_word(pdev, desc->msi_attrib.pos + PCI_MSI_FLAGS, &control); -+ -+ /* -+ * If the number of private bits has been configured then use -+ * that value instead of the requested number. This gives the -+ * driver the chance to override the number of interrupts -+ * before calling pci_enable_msi(). -+ */ -+ configured_private_bits = (control & PCI_MSI_FLAGS_QSIZE) >> 4; -+ if (configured_private_bits == 0) { -+ /* Nothing is configured, so use the hardware requested size */ -+ request_private_bits = (control & PCI_MSI_FLAGS_QMASK) >> 1; -+ } -+ else { -+ /* -+ * Use the number of configured bits, assuming the -+ * driver wanted to override the hardware request -+ * value. -+ */ -+ request_private_bits = configured_private_bits; -+ } -+ -+ /* -+ * The PCI 2.3 spec mandates that there are at most 32 -+ * interrupts. If this device asks for more, only give it one. -+ */ -+ if (request_private_bits > 5) { -+ request_private_bits = 0; -+ } -+again: -+ /* -+ * The IRQs have to be aligned on a power of two based on the -+ * number being requested. -+ */ -+ irq_step = (1 << request_private_bits); -+ -+ /* Mask with one bit for each IRQ */ -+ search_mask = (1 << irq_step) - 1; -+ -+ /* -+ * We're going to search msi_free_irq_bitmask_lock for zero -+ * bits. This represents an MSI interrupt number that isn't in -+ * use. -+ */ -+ spin_lock(&ifx_pcie_msi_lock); -+ for (pos = 0; pos < IFX_MSI_IRQ_NUM; pos += irq_step) { -+ if ((msi_irqs[pcie_port].msi_free_irq_bitmask & (search_mask << pos)) == 0) { -+ msi_irqs[pcie_port].msi_free_irq_bitmask |= search_mask << pos; -+ msi_irqs[pcie_port].msi_multiple_irq_bitmask |= (search_mask >> 1) << pos; -+ break; -+ } -+ } -+ spin_unlock(&ifx_pcie_msi_lock); -+ -+ /* Make sure the search for available interrupts didn't fail */ -+ if (pos >= IFX_MSI_IRQ_NUM) { -+ if (request_private_bits) { -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "%s: Unable to find %d free " -+ "interrupts, trying just one", __func__, 1 << request_private_bits); -+ request_private_bits = 0; -+ goto again; -+ } -+ else { -+ printk(KERN_ERR "%s: Unable to find a free MSI interrupt\n", __func__); -+ return -EINVAL; -+ } -+ } -+ irq = msi_irqs[pcie_port].msi_irq_idx[pos].irq; -+ irq_idx = msi_irqs[pcie_port].msi_irq_idx[pos].idx; -+ -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "pos %d, irq %d irq_idx %d\n", pos, irq, irq_idx); -+ -+ /* -+ * Initialize MSI. This has to match the memory-write endianess from the device -+ * Address bits [23:12] -+ */ -+ spin_lock(&ifx_pcie_msi_lock); -+ msi_irqs[pcie_port].msi_pic_p->pic_table[pos] = SM(irq_idx, IFX_MSI_PIC_INT_LINE) | -+ SM((msi_irqs[pcie_port].msi_phy_base >> 12), IFX_MSI_PIC_MSG_ADDR) | -+ SM((1 << pos), IFX_MSI_PIC_MSG_DATA); -+ -+ /* Enable this entry */ -+ msi_irqs[pcie_port].msi_pic_p->pic_table[pos] &= ~IFX_MSI_PCI_INT_DISABLE; -+ spin_unlock(&ifx_pcie_msi_lock); -+ -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "pic_table[%d]: 0x%08x\n", -+ pos, msi_irqs[pcie_port].msi_pic_p->pic_table[pos]); -+ -+ /* Update the number of IRQs the device has available to it */ -+ control &= ~PCI_MSI_FLAGS_QSIZE; -+ control |= (request_private_bits << 4); -+ pci_write_config_word(pdev, desc->msi_attrib.pos + PCI_MSI_FLAGS, control); -+ -+ set_irq_msi(irq, desc); -+ msg.address_hi = 0x0; -+ msg.address_lo = msi_irqs[pcie_port].msi_phy_base; -+ msg.data = SM((1 << pos), IFX_MSI_PIC_MSG_DATA); -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "msi_data: pos %d 0x%08x\n", pos, msg.data); -+ -+ write_msi_msg(irq, &msg); -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "%s exit\n", __func__); -+ return 0; -+} -+ -+static int -+pcie_msi_irq_to_port(unsigned int irq, int *port) -+{ -+ int ret = 0; -+ -+ if (irq == IFX_PCIE_MSI_IR0 || irq == IFX_PCIE_MSI_IR1 || -+ irq == IFX_PCIE_MSI_IR2 || irq == IFX_PCIE_MSI_IR3) { -+ *port = IFX_PCIE_PORT0; -+ } -+#ifdef CONFIG_IFX_PCIE_2ND_CORE -+ else if (irq == IFX_PCIE1_MSI_IR0 || irq == IFX_PCIE1_MSI_IR1 || -+ irq == IFX_PCIE1_MSI_IR2 || irq == IFX_PCIE1_MSI_IR3) { -+ *port = IFX_PCIE_PORT1; -+ } -+#endif /* CONFIG_IFX_PCIE_2ND_CORE */ -+ else { -+ printk(KERN_ERR "%s: Attempted to teardown illegal " -+ "MSI interrupt (%d)\n", __func__, irq); -+ ret = -EINVAL; -+ } -+ return ret; -+} -+ -+/** -+ * \fn void arch_teardown_msi_irq(unsigned int irq) -+ * \brief Called when a device no longer needs its MSI interrupts. All -+ * MSI interrupts for the device are freed. -+ * -+ * \param irq The devices first irq number. There may be multple in sequence. -+ * \return none -+ * \ingroup IFX_PCIE_MSI -+ */ -+void -+arch_teardown_msi_irq(unsigned int irq) -+{ -+ int pos; -+ int number_irqs; -+ u16 bitmask; -+ int pcie_port; -+ -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "%s enter\n", __func__); -+ -+ BUG_ON(irq > INT_NUM_IM4_IRL31); -+ -+ if (pcie_msi_irq_to_port(irq, &pcie_port) != 0) { -+ return; -+ } -+ -+ /* Shift the mask to the correct bit location, not always correct -+ * Probally, the first match will be chosen. -+ */ -+ for (pos = 0; pos < IFX_MSI_IRQ_NUM; pos++) { -+ if ((msi_irqs[pcie_port].msi_irq_idx[pos].irq == irq) -+ && (msi_irqs[pcie_port].msi_free_irq_bitmask & ( 1 << pos))) { -+ break; -+ } -+ } -+ if (pos >= IFX_MSI_IRQ_NUM) { -+ printk(KERN_ERR "%s: Unable to find a matched MSI interrupt\n", __func__); -+ return; -+ } -+ spin_lock(&ifx_pcie_msi_lock); -+ /* Disable this entry */ -+ msi_irqs[pcie_port].msi_pic_p->pic_table[pos] |= IFX_MSI_PCI_INT_DISABLE; -+ msi_irqs[pcie_port].msi_pic_p->pic_table[pos] &= ~(IFX_MSI_PIC_INT_LINE | IFX_MSI_PIC_MSG_ADDR | IFX_MSI_PIC_MSG_DATA); -+ spin_unlock(&ifx_pcie_msi_lock); -+ /* -+ * Count the number of IRQs we need to free by looking at the -+ * msi_multiple_irq_bitmask. Each bit set means that the next -+ * IRQ is also owned by this device. -+ */ -+ number_irqs = 0; -+ while (((pos + number_irqs) < IFX_MSI_IRQ_NUM) && -+ (msi_irqs[pcie_port].msi_multiple_irq_bitmask & (1 << (pos + number_irqs)))) { -+ number_irqs++; -+ } -+ number_irqs++; -+ -+ /* Mask with one bit for each IRQ */ -+ bitmask = (1 << number_irqs) - 1; -+ -+ bitmask <<= pos; -+ if ((msi_irqs[pcie_port].msi_free_irq_bitmask & bitmask) != bitmask) { -+ printk(KERN_ERR "%s: Attempted to teardown MSI " -+ "interrupt (%d) not in use\n", __func__, irq); -+ return; -+ } -+ /* Checks are done, update the in use bitmask */ -+ spin_lock(&ifx_pcie_msi_lock); -+ msi_irqs[pcie_port].msi_free_irq_bitmask &= ~bitmask; -+ msi_irqs[pcie_port].msi_multiple_irq_bitmask &= ~(bitmask >> 1); -+ spin_unlock(&ifx_pcie_msi_lock); -+ IFX_PCIE_PRINT(PCIE_MSG_MSI, "%s exit\n", __func__); -+} -+ -+MODULE_LICENSE("GPL"); -+MODULE_AUTHOR("Chuanhua.Lei@infineon.com"); -+MODULE_SUPPORTED_DEVICE("Infineon PCIe IP builtin MSI PIC module"); -+MODULE_DESCRIPTION("Infineon PCIe IP builtin MSI PIC driver"); -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_phy.c -@@ -0,0 +1,478 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie_phy.c -+** PROJECT : IFX UEIP for VRX200 -+** MODULES : PCIe PHY sub module -+** -+** DATE : 14 May 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Version $Date $Author $Comment -+** 0.0.1 14 May,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+/*! -+ \file ifxmips_pcie_phy.c -+ \ingroup IFX_PCIE -+ \brief PCIe PHY PLL register programming source file -+*/ -+#include <linux/types.h> -+#include <linux/kernel.h> -+#include <asm/paccess.h> -+#include <linux/delay.h> -+ -+#include "ifxmips_pcie_reg.h" -+#include "ifxmips_pcie.h" -+ -+/* PCIe PDI only supports 16 bit operation */ -+ -+#define IFX_PCIE_PHY_REG_WRITE16(__addr, __data) \ -+ ((*(volatile u16 *) (__addr)) = (__data)) -+ -+#define IFX_PCIE_PHY_REG_READ16(__addr) \ -+ (*(volatile u16 *) (__addr)) -+ -+#define IFX_PCIE_PHY_REG16(__addr) \ -+ (*(volatile u16 *) (__addr)) -+ -+#define IFX_PCIE_PHY_REG(__reg, __value, __mask) do { \ -+ u16 read_data; \ -+ u16 write_data; \ -+ read_data = IFX_PCIE_PHY_REG_READ16((__reg)); \ -+ write_data = (read_data & ((u16)~(__mask))) | (((u16)(__value)) & ((u16)(__mask)));\ -+ IFX_PCIE_PHY_REG_WRITE16((__reg), write_data); \ -+} while (0) -+ -+#define IFX_PCIE_PLL_TIMEOUT 1000 /* Tunnable */ -+ -+//#define IFX_PCI_PHY_REG_DUMP -+ -+#ifdef IFX_PCI_PHY_REG_DUMP -+static void -+pcie_phy_reg_dump(int pcie_port) -+{ -+ printk("PLL REGFILE\n"); -+ printk("PCIE_PHY_PLL_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL1(pcie_port))); -+ printk("PCIE_PHY_PLL_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL2(pcie_port))); -+ printk("PCIE_PHY_PLL_CTRL3 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL3(pcie_port))); -+ printk("PCIE_PHY_PLL_CTRL4 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL4(pcie_port))); -+ printk("PCIE_PHY_PLL_CTRL5 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL5(pcie_port))); -+ printk("PCIE_PHY_PLL_CTRL6 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL6(pcie_port))); -+ printk("PCIE_PHY_PLL_CTRL7 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_CTRL7(pcie_port))); -+ printk("PCIE_PHY_PLL_A_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_A_CTRL1(pcie_port))); -+ printk("PCIE_PHY_PLL_A_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_A_CTRL2(pcie_port))); -+ printk("PCIE_PHY_PLL_A_CTRL3 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_A_CTRL3(pcie_port))); -+ printk("PCIE_PHY_PLL_STATUS 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_STATUS(pcie_port))); -+ -+ printk("TX1 REGFILE\n"); -+ printk("PCIE_PHY_TX1_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_CTRL1(pcie_port))); -+ printk("PCIE_PHY_TX1_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_CTRL2(pcie_port))); -+ printk("PCIE_PHY_TX1_CTRL3 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_CTRL3(pcie_port))); -+ printk("PCIE_PHY_TX1_A_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_A_CTRL1(pcie_port))); -+ printk("PCIE_PHY_TX1_A_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_A_CTRL2(pcie_port))); -+ printk("PCIE_PHY_TX1_MOD1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_MOD1(pcie_port))); -+ printk("PCIE_PHY_TX1_MOD2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_MOD2(pcie_port))); -+ printk("PCIE_PHY_TX1_MOD3 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX1_MOD3(pcie_port))); -+ -+ printk("TX2 REGFILE\n"); -+ printk("PCIE_PHY_TX2_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_CTRL1(pcie_port))); -+ printk("PCIE_PHY_TX2_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_CTRL2(pcie_port))); -+ printk("PCIE_PHY_TX2_A_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_A_CTRL1(pcie_port))); -+ printk("PCIE_PHY_TX2_A_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_A_CTRL2(pcie_port))); -+ printk("PCIE_PHY_TX2_MOD1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_MOD1(pcie_port))); -+ printk("PCIE_PHY_TX2_MOD2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_MOD2(pcie_port))); -+ printk("PCIE_PHY_TX2_MOD3 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_TX2_MOD3(pcie_port))); -+ -+ printk("RX1 REGFILE\n"); -+ printk("PCIE_PHY_RX1_CTRL1 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_RX1_CTRL1(pcie_port))); -+ printk("PCIE_PHY_RX1_CTRL2 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_RX1_CTRL2(pcie_port))); -+ printk("PCIE_PHY_RX1_CDR 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_RX1_CDR(pcie_port))); -+ printk("PCIE_PHY_RX1_EI 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_RX1_EI(pcie_port))); -+ printk("PCIE_PHY_RX1_A_CTRL 0x%04x\n", IFX_PCIE_PHY_REG16(PCIE_PHY_RX1_A_CTRL(pcie_port))); -+} -+#endif /* IFX_PCI_PHY_REG_DUMP */ -+ -+static void -+pcie_phy_comm_setup(int pcie_port) -+{ -+ /* PLL Setting */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL1(pcie_port), 0x120e, 0xFFFF); -+ -+ /* increase the bias reference voltage */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL2(pcie_port), 0x39D7, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL3(pcie_port), 0x0900, 0xFFFF); -+ -+ /* Endcnt */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_EI(pcie_port), 0x0004, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_A_CTRL(pcie_port), 0x6803, 0xFFFF); -+ -+ /* force */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL1(pcie_port), 0x0008, 0x0008); -+ -+ /* predrv_ser_en */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_A_CTRL2(pcie_port), 0x0706, 0xFFFF); -+ -+ /* ctrl_lim */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL3(pcie_port), 0x1FFF, 0xFFFF); -+ -+ /* ctrl */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_A_CTRL1(pcie_port), 0x0800, 0xFF00); -+ -+ /* predrv_ser_en */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_A_CTRL2(pcie_port), 0x4702, 0x7F00); -+ -+ /* RTERM*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL2(pcie_port), 0x2e00, 0xFFFF); -+ -+ /* Improved 100MHz clock output */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_CTRL2(pcie_port), 0x3096, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_A_CTRL2(pcie_port), 0x4707, 0xFFFF); -+ -+ /* Reduced CDR BW to avoid glitches */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_CDR(pcie_port), 0x0235, 0xFFFF); -+} -+ -+#ifdef CONFIG_IFX_PCIE_PHY_36MHZ_MODE -+static void -+pcie_phy_36mhz_mode_setup(int pcie_port) -+{ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d enter\n", __func__, pcie_port); -+#ifdef IFX_PCI_PHY_REG_DUMP -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "Initial PHY register dump\n"); -+ pcie_phy_reg_dump(pcie_port); -+#endif -+ -+ /* en_ext_mmd_div_ratio */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0000, 0x0002); -+ -+ /* ext_mmd_div_ratio*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0000, 0x0070); -+ -+ /* pll_ensdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0200, 0x0200); -+ -+ /* en_const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0100, 0x0100); -+ -+ /* mmd */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL3(pcie_port), 0x2000, 0xe000); -+ -+ /* lf_mode */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL2(pcie_port), 0x0000, 0x4000); -+ -+ /* const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL1(pcie_port), 0x38e4, 0xFFFF); -+ -+ /* const sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x00ee, 0x00FF); -+ -+ /* pllmod */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL7(pcie_port), 0x0002, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL6(pcie_port), 0x3a04, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL5(pcie_port), 0xfae3, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL4(pcie_port), 0x1b72, 0xFFFF); -+ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d exit\n", __func__, pcie_port); -+} -+#endif /* CONFIG_IFX_PCIE_PHY_36MHZ_MODE */ -+ -+#ifdef CONFIG_IFX_PCIE_PHY_36MHZ_SSC_MODE -+static void -+pcie_phy_36mhz_ssc_mode_setup(int pcie_port) -+{ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d enter\n", __func__, pcie_port); -+#ifdef IFX_PCI_PHY_REG_DUMP -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "Initial PHY register dump\n"); -+ pcie_phy_reg_dump(pcie_port); -+#endif -+ -+ /* PLL Setting */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL1(pcie_port), 0x120e, 0xFFFF); -+ -+ /* Increase the bias reference voltage */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL2(pcie_port), 0x39D7, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL3(pcie_port), 0x0900, 0xFFFF); -+ -+ /* Endcnt */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_EI(pcie_port), 0x0004, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_A_CTRL(pcie_port), 0x6803, 0xFFFF); -+ -+ /* Force */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL1(pcie_port), 0x0008, 0x0008); -+ -+ /* Predrv_ser_en */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_A_CTRL2(pcie_port), 0x0706, 0xFFFF); -+ -+ /* ctrl_lim */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL3(pcie_port), 0x1FFF, 0xFFFF); -+ -+ /* ctrl */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_A_CTRL1(pcie_port), 0x0800, 0xFF00); -+ -+ /* predrv_ser_en */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_A_CTRL2(pcie_port), 0x4702, 0x7F00); -+ -+ /* RTERM*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL2(pcie_port), 0x2e00, 0xFFFF); -+ -+ /* en_ext_mmd_div_ratio */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0000, 0x0002); -+ -+ /* ext_mmd_div_ratio*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0000, 0x0070); -+ -+ /* pll_ensdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0400, 0x0400); -+ -+ /* en_const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0200, 0x0200); -+ -+ /* mmd */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL3(pcie_port), 0x2000, 0xe000); -+ -+ /* lf_mode */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL2(pcie_port), 0x0000, 0x4000); -+ -+ /* const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL1(pcie_port), 0x38e4, 0xFFFF); -+ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0000, 0x0100); -+ /* const sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x00ee, 0x00FF); -+ -+ /* pllmod */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL7(pcie_port), 0x0002, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL6(pcie_port), 0x3a04, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL5(pcie_port), 0xfae3, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL4(pcie_port), 0x1c72, 0xFFFF); -+ -+ /* improved 100MHz clock output */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_CTRL2(pcie_port), 0x3096, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_A_CTRL2(pcie_port), 0x4707, 0xFFFF); -+ -+ /* reduced CDR BW to avoid glitches */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_CDR(pcie_port), 0x0235, 0xFFFF); -+ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d exit\n", __func__, pcie_port); -+} -+#endif /* CONFIG_IFX_PCIE_PHY_36MHZ_SSC_MODE */ -+ -+#ifdef CONFIG_IFX_PCIE_PHY_25MHZ_MODE -+static void -+pcie_phy_25mhz_mode_setup(int pcie_port) -+{ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d enter\n", __func__, pcie_port); -+#ifdef IFX_PCI_PHY_REG_DUMP -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "Initial PHY register dump\n"); -+ pcie_phy_reg_dump(pcie_port); -+#endif -+ /* en_const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0100, 0x0100); -+ -+ /* pll_ensdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0000, 0x0200); -+ -+ /* en_ext_mmd_div_ratio*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0002, 0x0002); -+ -+ /* ext_mmd_div_ratio*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0040, 0x0070); -+ -+ /* mmd */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL3(pcie_port), 0x6000, 0xe000); -+ -+ /* lf_mode */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL2(pcie_port), 0x4000, 0x4000); -+ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d exit\n", __func__, pcie_port); -+} -+#endif /* CONFIG_IFX_PCIE_PHY_25MHZ_MODE */ -+ -+#ifdef CONFIG_IFX_PCIE_PHY_100MHZ_MODE -+static void -+pcie_phy_100mhz_mode_setup(int pcie_port) -+{ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d enter\n", __func__, pcie_port); -+#ifdef IFX_PCI_PHY_REG_DUMP -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "Initial PHY register dump\n"); -+ pcie_phy_reg_dump(pcie_port); -+#endif -+ /* en_ext_mmd_div_ratio */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0000, 0x0002); -+ -+ /* ext_mmd_div_ratio*/ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL3(pcie_port), 0x0000, 0x0070); -+ -+ /* pll_ensdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0200, 0x0200); -+ -+ /* en_const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x0100, 0x0100); -+ -+ /* mmd */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL3(pcie_port), 0x2000, 0xe000); -+ -+ /* lf_mode */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_A_CTRL2(pcie_port), 0x0000, 0x4000); -+ -+ /* const_sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL1(pcie_port), 0x38e4, 0xFFFF); -+ -+ /* const sdm */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL2(pcie_port), 0x00ee, 0x00FF); -+ -+ /* pllmod */ -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL7(pcie_port), 0x0002, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL6(pcie_port), 0x3a04, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL5(pcie_port), 0xfae3, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_PLL_CTRL4(pcie_port), 0x1b72, 0xFFFF); -+ -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "%s pcie_port %d exit\n", __func__, pcie_port); -+} -+#endif /* CONFIG_IFX_PCIE_PHY_100MHZ_MODE */ -+ -+static int -+pcie_phy_wait_startup_ready(int pcie_port) -+{ -+ int i; -+ -+ for (i = 0; i < IFX_PCIE_PLL_TIMEOUT; i++) { -+ if ((IFX_PCIE_PHY_REG16(PCIE_PHY_PLL_STATUS(pcie_port)) & 0x0040) != 0) { -+ break; -+ } -+ udelay(10); -+ } -+ if (i >= IFX_PCIE_PLL_TIMEOUT) { -+ printk(KERN_ERR "%s PLL Link timeout\n", __func__); -+ return -1; -+ } -+ return 0; -+} -+ -+static void -+pcie_phy_load_enable(int pcie_port, int slice) -+{ -+ /* Set the load_en of tx/rx slice to '1' */ -+ switch (slice) { -+ case 1: -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL1(pcie_port), 0x0010, 0x0010); -+ break; -+ case 2: -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_CTRL1(pcie_port), 0x0010, 0x0010); -+ break; -+ case 3: -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_CTRL1(pcie_port), 0x0002, 0x0002); -+ break; -+ } -+} -+ -+static void -+pcie_phy_load_disable(int pcie_port, int slice) -+{ -+ /* set the load_en of tx/rx slice to '0' */ -+ switch (slice) { -+ case 1: -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_CTRL1(pcie_port), 0x0000, 0x0010); -+ break; -+ case 2: -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_CTRL1(pcie_port), 0x0000, 0x0010); -+ break; -+ case 3: -+ IFX_PCIE_PHY_REG(PCIE_PHY_RX1_CTRL1(pcie_port), 0x0000, 0x0002); -+ break; -+ } -+} -+ -+static void -+pcie_phy_load_war(int pcie_port) -+{ -+ int slice; -+ -+ for (slice = 1; slice < 4; slice++) { -+ pcie_phy_load_enable(pcie_port, slice); -+ udelay(1); -+ pcie_phy_load_disable(pcie_port, slice); -+ } -+} -+ -+static void -+pcie_phy_tx2_modulation(int pcie_port) -+{ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_MOD1(pcie_port), 0x1FFE, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_MOD2(pcie_port), 0xFFFE, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_MOD3(pcie_port), 0x0601, 0xFFFF); -+ mdelay(1); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX2_MOD3(pcie_port), 0x0001, 0xFFFF); -+} -+ -+static void -+pcie_phy_tx1_modulation(int pcie_port) -+{ -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_MOD1(pcie_port), 0x1FFE, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_MOD2(pcie_port), 0xFFFE, 0xFFFF); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_MOD3(pcie_port), 0x0601, 0xFFFF); -+ mdelay(1); -+ IFX_PCIE_PHY_REG(PCIE_PHY_TX1_MOD3(pcie_port), 0x0001, 0xFFFF); -+} -+ -+static void -+pcie_phy_tx_modulation_war(int pcie_port) -+{ -+ int i; -+ -+#define PCIE_PHY_MODULATION_NUM 5 -+ for (i = 0; i < PCIE_PHY_MODULATION_NUM; i++) { -+ pcie_phy_tx2_modulation(pcie_port); -+ pcie_phy_tx1_modulation(pcie_port); -+ } -+#undef PCIE_PHY_MODULATION_NUM -+} -+ -+void -+pcie_phy_clock_mode_setup(int pcie_port) -+{ -+ pcie_pdi_big_endian(pcie_port); -+ -+ /* Enable PDI to access PCIe PHY register */ -+ pcie_pdi_pmu_enable(pcie_port); -+ -+ /* Configure PLL and PHY clock */ -+ pcie_phy_comm_setup(pcie_port); -+ -+#ifdef CONFIG_IFX_PCIE_PHY_36MHZ_MODE -+ pcie_phy_36mhz_mode_setup(pcie_port); -+#elif defined(CONFIG_IFX_PCIE_PHY_36MHZ_SSC_MODE) -+ pcie_phy_36mhz_ssc_mode_setup(pcie_port); -+#elif defined(CONFIG_IFX_PCIE_PHY_25MHZ_MODE) -+ pcie_phy_25mhz_mode_setup(pcie_port); -+#elif defined (CONFIG_IFX_PCIE_PHY_100MHZ_MODE) -+ pcie_phy_100mhz_mode_setup(pcie_port); -+#else -+ #error "PCIE PHY Clock Mode must be chosen first!!!!" -+#endif /* CONFIG_IFX_PCIE_PHY_36MHZ_MODE */ -+ -+ /* Enable PCIe PHY and make PLL setting take effect */ -+ pcie_phy_pmu_enable(pcie_port); -+ -+ /* Check if we are in startup_ready status */ -+ pcie_phy_wait_startup_ready(pcie_port); -+ -+ pcie_phy_load_war(pcie_port); -+ -+ /* Apply TX modulation workarounds */ -+ pcie_phy_tx_modulation_war(pcie_port); -+ -+#ifdef IFX_PCI_PHY_REG_DUMP -+ IFX_PCIE_PRINT(PCIE_MSG_PHY, "Modified PHY register dump\n"); -+ pcie_phy_reg_dump(pcie_port); -+#endif -+} -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_pm.c -@@ -0,0 +1,176 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie_pm.c -+** PROJECT : IFX UEIP -+** MODULES : PCIE Root Complex Driver -+** -+** DATE : 21 Dec 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIE Root Complex Driver Power Managment -+** COPYRIGHT : Copyright (c) 2009 -+** Lantiq Deutschland GmbH -+** Am Campeon 3, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** -+** HISTORY -+** $Date $Author $Comment -+** 21 Dec,2009 Lei Chuanhua First UEIP release -+*******************************************************************************/ -+/*! -+ \defgroup IFX_PCIE_PM Power Management functions -+ \ingroup IFX_PCIE -+ \brief IFX PCIE Root Complex Driver power management functions -+*/ -+ -+/*! -+ \file ifxmips_pcie_pm.c -+ \ingroup IFX_PCIE -+ \brief source file for PCIE Root Complex Driver Power Management -+*/ -+ -+#ifndef EXPORT_SYMTAB -+#define EXPORT_SYMTAB -+#endif -+#ifndef AUTOCONF_INCLUDED -+#include <linux/config.h> -+#endif /* AUTOCONF_INCLUDED */ -+#include <linux/version.h> -+#include <linux/module.h> -+#include <linux/types.h> -+#include <linux/kernel.h> -+#include <asm/system.h> -+ -+/* Project header */ -+#include <asm/ifx/ifx_types.h> -+#include <asm/ifx/ifx_regs.h> -+#include <asm/ifx/common_routines.h> -+#include <asm/ifx/ifx_pmcu.h> -+#include "ifxmips_pcie_pm.h" -+ -+/** -+ * \fn static IFX_PMCU_RETURN_t ifx_pcie_pmcu_state_change(IFX_PMCU_STATE_t pmcuState) -+ * \brief the callback function to request pmcu state in the power management hardware-dependent module -+ * -+ * \param pmcuState This parameter is a PMCU state. -+ * -+ * \return IFX_PMCU_RETURN_SUCCESS Set Power State successfully -+ * \return IFX_PMCU_RETURN_ERROR Failed to set power state. -+ * \return IFX_PMCU_RETURN_DENIED Not allowed to operate power state -+ * \ingroup IFX_PCIE_PM -+ */ -+static IFX_PMCU_RETURN_t -+ifx_pcie_pmcu_state_change(IFX_PMCU_STATE_t pmcuState) -+{ -+ switch(pmcuState) -+ { -+ case IFX_PMCU_STATE_D0: -+ return IFX_PMCU_RETURN_SUCCESS; -+ case IFX_PMCU_STATE_D1: // Not Applicable -+ return IFX_PMCU_RETURN_DENIED; -+ case IFX_PMCU_STATE_D2: // Not Applicable -+ return IFX_PMCU_RETURN_DENIED; -+ case IFX_PMCU_STATE_D3: // Module clock gating and Power gating -+ return IFX_PMCU_RETURN_SUCCESS; -+ default: -+ return IFX_PMCU_RETURN_DENIED; -+ } -+} -+ -+/** -+ * \fn static IFX_PMCU_RETURN_t ifx_pcie_pmcu_state_get(IFX_PMCU_STATE_t *pmcuState) -+ * \brief the callback function to get pmcu state in the power management hardware-dependent module -+ -+ * \param pmcuState Pointer to return power state. -+ * -+ * \return IFX_PMCU_RETURN_SUCCESS Set Power State successfully -+ * \return IFX_PMCU_RETURN_ERROR Failed to set power state. -+ * \return IFX_PMCU_RETURN_DENIED Not allowed to operate power state -+ * \ingroup IFX_PCIE_PM -+ */ -+static IFX_PMCU_RETURN_t -+ifx_pcie_pmcu_state_get(IFX_PMCU_STATE_t *pmcuState) -+{ -+ return IFX_PMCU_RETURN_SUCCESS; -+} -+ -+/** -+ * \fn IFX_PMCU_RETURN_t ifx_pcie_pmcu_prechange(IFX_PMCU_MODULE_t pmcuModule, IFX_PMCU_STATE_t newState, IFX_PMCU_STATE_t oldState) -+ * \brief Apply all callbacks registered to be executed before a state change for pmcuModule -+ * -+ * \param pmcuModule Module -+ * \param newState New state -+ * \param oldState Old state -+ * \return IFX_PMCU_RETURN_SUCCESS Set Power State successfully -+ * \return IFX_PMCU_RETURN_ERROR Failed to set power state. -+ * \ingroup IFX_PCIE_PM -+ */ -+static IFX_PMCU_RETURN_t -+ifx_pcie_pmcu_prechange(IFX_PMCU_MODULE_t pmcuModule, IFX_PMCU_STATE_t newState, IFX_PMCU_STATE_t oldState) -+{ -+ return IFX_PMCU_RETURN_SUCCESS; -+} -+ -+/** -+ * \fn IFX_PMCU_RETURN_t ifx_pcie_pmcu_postchange(IFX_PMCU_MODULE_t pmcuModule, IFX_PMCU_STATE_t newState, IFX_PMCU_STATE_t oldState) -+ * \brief Apply all callbacks registered to be executed before a state change for pmcuModule -+ * -+ * \param pmcuModule Module -+ * \param newState New state -+ * \param oldState Old state -+ * \return IFX_PMCU_RETURN_SUCCESS Set Power State successfully -+ * \return IFX_PMCU_RETURN_ERROR Failed to set power state. -+ * \ingroup IFX_PCIE_PM -+ */ -+static IFX_PMCU_RETURN_t -+ifx_pcie_pmcu_postchange(IFX_PMCU_MODULE_t pmcuModule, IFX_PMCU_STATE_t newState, IFX_PMCU_STATE_t oldState) -+{ -+ return IFX_PMCU_RETURN_SUCCESS; -+} -+ -+/** -+ * \fn static void ifx_pcie_pmcu_init(void) -+ * \brief Register with central PMCU module -+ * \return none -+ * \ingroup IFX_PCIE_PM -+ */ -+void -+ifx_pcie_pmcu_init(void) -+{ -+ IFX_PMCU_REGISTER_t pmcuRegister; -+ -+ /* XXX, hook driver context */ -+ -+ /* State function register */ -+ memset(&pmcuRegister, 0, sizeof(IFX_PMCU_REGISTER_t)); -+ pmcuRegister.pmcuModule = IFX_PMCU_MODULE_PCIE; -+ pmcuRegister.pmcuModuleNr = 0; -+ pmcuRegister.ifx_pmcu_state_change = ifx_pcie_pmcu_state_change; -+ pmcuRegister.ifx_pmcu_state_get = ifx_pcie_pmcu_state_get; -+ pmcuRegister.pre = ifx_pcie_pmcu_prechange; -+ pmcuRegister.post= ifx_pcie_pmcu_postchange; -+ ifx_pmcu_register(&pmcuRegister); -+} -+ -+/** -+ * \fn static void ifx_pcie_pmcu_exit(void) -+ * \brief Unregister with central PMCU module -+ * -+ * \return none -+ * \ingroup IFX_PCIE_PM -+ */ -+void -+ifx_pcie_pmcu_exit(void) -+{ -+ IFX_PMCU_REGISTER_t pmcuUnRegister; -+ -+ /* XXX, hook driver context */ -+ -+ pmcuUnRegister.pmcuModule = IFX_PMCU_MODULE_PCIE; -+ pmcuUnRegister.pmcuModuleNr = 0; -+ ifx_pmcu_unregister(&pmcuUnRegister); -+} -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_pm.h -@@ -0,0 +1,36 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie_pm.h -+** PROJECT : IFX UEIP -+** MODULES : PCIe Root Complex Driver -+** -+** DATE : 21 Dec 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver Power Managment -+** COPYRIGHT : Copyright (c) 2009 -+** Lantiq Deutschland GmbH -+** Am Campeon 3, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** -+** HISTORY -+** $Date $Author $Comment -+** 21 Dec,2009 Lei Chuanhua First UEIP release -+*******************************************************************************/ -+/*! -+ \file ifxmips_pcie_pm.h -+ \ingroup IFX_PCIE -+ \brief header file for PCIe Root Complex Driver Power Management -+*/ -+ -+#ifndef IFXMIPS_PCIE_PM_H -+#define IFXMIPS_PCIE_PM_H -+ -+void ifx_pcie_pmcu_init(void); -+void ifx_pcie_pmcu_exit(void); -+ -+#endif /* IFXMIPS_PCIE_PM_H */ -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_reg.h -@@ -0,0 +1,1001 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie_reg.h -+** PROJECT : IFX UEIP for VRX200 -+** MODULES : PCIe module -+** -+** DATE : 02 Mar 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Version $Date $Author $Comment -+** 0.0.1 17 Mar,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+#ifndef IFXMIPS_PCIE_REG_H -+#define IFXMIPS_PCIE_REG_H -+/*! -+ \file ifxmips_pcie_reg.h -+ \ingroup IFX_PCIE -+ \brief header file for PCIe module register definition -+*/ -+/* PCIe Address Mapping Base */ -+#define PCIE_CFG_PHY_BASE 0x1D000000UL -+#define PCIE_CFG_BASE (KSEG1 + PCIE_CFG_PHY_BASE) -+#define PCIE_CFG_SIZE (8 * 1024 * 1024) -+ -+#define PCIE_MEM_PHY_BASE 0x1C000000UL -+#define PCIE_MEM_BASE (KSEG1 + PCIE_MEM_PHY_BASE) -+#define PCIE_MEM_SIZE (16 * 1024 * 1024) -+#define PCIE_MEM_PHY_END (PCIE_MEM_PHY_BASE + PCIE_MEM_SIZE - 1) -+ -+#define PCIE_IO_PHY_BASE 0x1D800000UL -+#define PCIE_IO_BASE (KSEG1 + PCIE_IO_PHY_BASE) -+#define PCIE_IO_SIZE (1 * 1024 * 1024) -+#define PCIE_IO_PHY_END (PCIE_IO_PHY_BASE + PCIE_IO_SIZE - 1) -+ -+#define PCIE_RC_CFG_BASE (KSEG1 + 0x1D900000) -+#define PCIE_APP_LOGIC_REG (KSEG1 + 0x1E100900) -+#define PCIE_MSI_PHY_BASE 0x1F600000UL -+ -+#define PCIE_PDI_PHY_BASE 0x1F106800UL -+#define PCIE_PDI_BASE (KSEG1 + PCIE_PDI_PHY_BASE) -+#define PCIE_PDI_SIZE 0x400 -+ -+#define PCIE1_CFG_PHY_BASE 0x19000000UL -+#define PCIE1_CFG_BASE (KSEG1 + PCIE1_CFG_PHY_BASE) -+#define PCIE1_CFG_SIZE (8 * 1024 * 1024) -+ -+#define PCIE1_MEM_PHY_BASE 0x18000000UL -+#define PCIE1_MEM_BASE (KSEG1 + PCIE1_MEM_PHY_BASE) -+#define PCIE1_MEM_SIZE (16 * 1024 * 1024) -+#define PCIE1_MEM_PHY_END (PCIE1_MEM_PHY_BASE + PCIE1_MEM_SIZE - 1) -+ -+#define PCIE1_IO_PHY_BASE 0x19800000UL -+#define PCIE1_IO_BASE (KSEG1 + PCIE1_IO_PHY_BASE) -+#define PCIE1_IO_SIZE (1 * 1024 * 1024) -+#define PCIE1_IO_PHY_END (PCIE1_IO_PHY_BASE + PCIE1_IO_SIZE - 1) -+ -+#define PCIE1_RC_CFG_BASE (KSEG1 + 0x19900000) -+#define PCIE1_APP_LOGIC_REG (KSEG1 + 0x1E100700) -+#define PCIE1_MSI_PHY_BASE 0x1F400000UL -+ -+#define PCIE1_PDI_PHY_BASE 0x1F700400UL -+#define PCIE1_PDI_BASE (KSEG1 + PCIE1_PDI_PHY_BASE) -+#define PCIE1_PDI_SIZE 0x400 -+ -+#define PCIE_CFG_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_CFG_BASE) : (PCIE_CFG_BASE)) -+#define PCIE_MEM_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_BASE) : (PCIE_MEM_BASE)) -+#define PCIE_IO_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_BASE) : (PCIE_IO_BASE)) -+#define PCIE_MEM_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_PHY_BASE) : (PCIE_MEM_PHY_BASE)) -+#define PCIE_MEM_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_MEM_PHY_END) : (PCIE_MEM_PHY_END)) -+#define PCIE_IO_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_PHY_BASE) : (PCIE_IO_PHY_BASE)) -+#define PCIE_IO_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_IO_PHY_END) : (PCIE_IO_PHY_END)) -+#define PCIE_APP_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_APP_LOGIC_REG) : (PCIE_APP_LOGIC_REG)) -+#define PCIE_RC_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_RC_CFG_BASE) : (PCIE_RC_CFG_BASE)) -+#define PCIE_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_PDI_BASE) : (PCIE_PDI_BASE)) -+ -+/* PCIe Application Logic Register */ -+/* RC Core Control Register */ -+#define PCIE_RC_CCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x10) -+/* This should be enabled after initializing configuratin registers -+ * Also should check link status retraining bit -+ */ -+#define PCIE_RC_CCR_LTSSM_ENABLE 0x00000001 /* Enable LTSSM to continue link establishment */ -+ -+/* RC Core Debug Register */ -+#define PCIE_RC_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x14) -+#define PCIE_RC_DR_DLL_UP 0x00000001 /* Data Link Layer Up */ -+#define PCIE_RC_DR_CURRENT_POWER_STATE 0x0000000E /* Current Power State */ -+#define PCIE_RC_DR_CURRENT_POWER_STATE_S 1 -+#define PCIE_RC_DR_CURRENT_LTSSM_STATE 0x000001F0 /* Current LTSSM State */ -+#define PCIE_RC_DR_CURRENT_LTSSM_STATE_S 4 -+ -+#define PCIE_RC_DR_PM_DEV_STATE 0x00000E00 /* Power Management D-State */ -+#define PCIE_RC_DR_PM_DEV_STATE_S 9 -+ -+#define PCIE_RC_DR_PM_ENABLED 0x00001000 /* Power Management State from PMU */ -+#define PCIE_RC_DR_PME_EVENT_ENABLED 0x00002000 /* Power Management Event Enable State */ -+#define PCIE_RC_DR_AUX_POWER_ENABLED 0x00004000 /* Auxiliary Power Enable */ -+ -+/* Current Power State Definition */ -+enum { -+ PCIE_RC_DR_D0 = 0, -+ PCIE_RC_DR_D1, /* Not supported */ -+ PCIE_RC_DR_D2, /* Not supported */ -+ PCIE_RC_DR_D3, -+ PCIE_RC_DR_UN, -+}; -+ -+/* PHY Link Status Register */ -+#define PCIE_PHY_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x18) -+#define PCIE_PHY_SR_PHY_LINK_UP 0x00000001 /* PHY Link Up/Down Indicator */ -+ -+/* Electromechanical Control Register */ -+#define PCIE_EM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x1C) -+#define PCIE_EM_CR_CARD_IS_PRESENT 0x00000001 /* Card Presence Detect State */ -+#define PCIE_EM_CR_MRL_OPEN 0x00000002 /* MRL Sensor State */ -+#define PCIE_EM_CR_POWER_FAULT_SET 0x00000004 /* Power Fault Detected */ -+#define PCIE_EM_CR_MRL_SENSOR_SET 0x00000008 /* MRL Sensor Changed */ -+#define PCIE_EM_CR_PRESENT_DETECT_SET 0x00000010 /* Card Presense Detect Changed */ -+#define PCIE_EM_CR_CMD_CPL_INT_SET 0x00000020 /* Command Complete Interrupt */ -+#define PCIE_EM_CR_SYS_INTERLOCK_SET 0x00000040 /* System Electromechanical IterLock Engaged */ -+#define PCIE_EM_CR_ATTENTION_BUTTON_SET 0x00000080 /* Attention Button Pressed */ -+ -+/* Interrupt Status Register */ -+#define PCIE_IR_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x20) -+#define PCIE_IR_SR_PME_CAUSE_MSI 0x00000002 /* MSI caused by PME */ -+#define PCIE_IR_SR_HP_PME_WAKE_GEN 0x00000004 /* Hotplug PME Wake Generation */ -+#define PCIE_IR_SR_HP_MSI 0x00000008 /* Hotplug MSI */ -+#define PCIE_IR_SR_AHB_LU_ERR 0x00000030 /* AHB Bridge Lookup Error Signals */ -+#define PCIE_IR_SR_AHB_LU_ERR_S 4 -+#define PCIE_IR_SR_INT_MSG_NUM 0x00003E00 /* Interrupt Message Number */ -+#define PCIE_IR_SR_INT_MSG_NUM_S 9 -+#define PCIE_IR_SR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */ -+#define PCIE_IR_SR_AER_INT_MSG_NUM_S 27 -+ -+/* Message Control Register */ -+#define PCIE_MSG_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x30) -+#define PCIE_MSG_CR_GEN_PME_TURN_OFF_MSG 0x00000001 /* Generate PME Turn Off Message */ -+#define PCIE_MSG_CR_GEN_UNLOCK_MSG 0x00000002 /* Generate Unlock Message */ -+ -+#define PCIE_VDM_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x34) -+ -+/* Vendor-Defined Message Requester ID Register */ -+#define PCIE_VDM_RID(X) (PCIE_APP_PORT_TO_BASE (X) + 0x38) -+#define PCIE_VDM_RID_VENROR_MSG_REQ_ID 0x0000FFFF -+#define PCIE_VDM_RID_VDMRID_S 0 -+ -+/* ASPM Control Register */ -+#define PCIE_ASPM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x40) -+#define PCIE_ASPM_CR_HOT_RST 0x00000001 /* Hot Reset Request to the downstream device */ -+#define PCIE_ASPM_CR_REQ_EXIT_L1 0x00000002 /* Request to Exit L1 */ -+#define PCIE_ASPM_CR_REQ_ENTER_L1 0x00000004 /* Request to Enter L1 */ -+ -+/* Vendor Message DW0 Register */ -+#define PCIE_VM_MSG_DW0(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x50) -+#define PCIE_VM_MSG_DW0_TYPE 0x0000001F /* Message type */ -+#define PCIE_VM_MSG_DW0_TYPE_S 0 -+#define PCIE_VM_MSG_DW0_FORMAT 0x00000060 /* Format */ -+#define PCIE_VM_MSG_DW0_FORMAT_S 5 -+#define PCIE_VM_MSG_DW0_TC 0x00007000 /* Traffic Class */ -+#define PCIE_VM_MSG_DW0_TC_S 12 -+#define PCIE_VM_MSG_DW0_ATTR 0x000C0000 /* Atrributes */ -+#define PCIE_VM_MSG_DW0_ATTR_S 18 -+#define PCIE_VM_MSG_DW0_EP_TLP 0x00100000 /* Poisoned TLP */ -+#define PCIE_VM_MSG_DW0_TD 0x00200000 /* TLP Digest */ -+#define PCIE_VM_MSG_DW0_LEN 0xFFC00000 /* Length */ -+#define PCIE_VM_MSG_DW0_LEN_S 22 -+ -+/* Format Definition */ -+enum { -+ PCIE_VM_MSG_FORMAT_00 = 0, /* 3DW Hdr, no data*/ -+ PCIE_VM_MSG_FORMAT_01, /* 4DW Hdr, no data */ -+ PCIE_VM_MSG_FORMAT_10, /* 3DW Hdr, with data */ -+ PCIE_VM_MSG_FORMAT_11, /* 4DW Hdr, with data */ -+}; -+ -+/* Traffic Class Definition */ -+enum { -+ PCIE_VM_MSG_TC0 = 0, -+ PCIE_VM_MSG_TC1, -+ PCIE_VM_MSG_TC2, -+ PCIE_VM_MSG_TC3, -+ PCIE_VM_MSG_TC4, -+ PCIE_VM_MSG_TC5, -+ PCIE_VM_MSG_TC6, -+ PCIE_VM_MSG_TC7, -+}; -+ -+/* Attributes Definition */ -+enum { -+ PCIE_VM_MSG_ATTR_00 = 0, /* RO and No Snoop cleared */ -+ PCIE_VM_MSG_ATTR_01, /* RO cleared , No Snoop set */ -+ PCIE_VM_MSG_ATTR_10, /* RO set, No Snoop cleared*/ -+ PCIE_VM_MSG_ATTR_11, /* RO and No Snoop set */ -+}; -+ -+/* Payload Size Definition */ -+#define PCIE_VM_MSG_LEN_MIN 0 -+#define PCIE_VM_MSG_LEN_MAX 1024 -+ -+/* Vendor Message DW1 Register */ -+#define PCIE_VM_MSG_DW1(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x54) -+#define PCIE_VM_MSG_DW1_FUNC_NUM 0x00000070 /* Function Number */ -+#define PCIE_VM_MSG_DW1_FUNC_NUM_S 8 -+#define PCIE_VM_MSG_DW1_CODE 0x00FF0000 /* Message Code */ -+#define PCIE_VM_MSG_DW1_CODE_S 16 -+#define PCIE_VM_MSG_DW1_TAG 0xFF000000 /* Tag */ -+#define PCIE_VM_MSG_DW1_TAG_S 24 -+ -+#define PCIE_VM_MSG_DW2(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x58) -+#define PCIE_VM_MSG_DW3(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x5C) -+ -+/* Vendor Message Request Register */ -+#define PCIE_VM_MSG_REQR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x60) -+#define PCIE_VM_MSG_REQR_REQ 0x00000001 /* Vendor Message Request */ -+ -+ -+/* AHB Slave Side Band Control Register */ -+#define PCIE_AHB_SSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x70) -+#define PCIE_AHB_SSB_REQ_BCM 0x00000001 /* Slave Reques BCM filed */ -+#define PCIE_AHB_SSB_REQ_EP 0x00000002 /* Slave Reques EP filed */ -+#define PCIE_AHB_SSB_REQ_TD 0x00000004 /* Slave Reques TD filed */ -+#define PCIE_AHB_SSB_REQ_ATTR 0x00000018 /* Slave Reques Attribute number */ -+#define PCIE_AHB_SSB_REQ_ATTR_S 3 -+#define PCIE_AHB_SSB_REQ_TC 0x000000E0 /* Slave Request TC Field */ -+#define PCIE_AHB_SSB_REQ_TC_S 5 -+ -+/* AHB Master SideBand Ctrl Register */ -+#define PCIE_AHB_MSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x74) -+#define PCIE_AHB_MSB_RESP_ATTR 0x00000003 /* Master Response Attribute number */ -+#define PCIE_AHB_MSB_RESP_ATTR_S 0 -+#define PCIE_AHB_MSB_RESP_BAD_EOT 0x00000004 /* Master Response Badeot filed */ -+#define PCIE_AHB_MSB_RESP_BCM 0x00000008 /* Master Response BCM filed */ -+#define PCIE_AHB_MSB_RESP_EP 0x00000010 /* Master Response EP filed */ -+#define PCIE_AHB_MSB_RESP_TD 0x00000020 /* Master Response TD filed */ -+#define PCIE_AHB_MSB_RESP_FUN_NUM 0x000003C0 /* Master Response Function number */ -+#define PCIE_AHB_MSB_RESP_FUN_NUM_S 6 -+ -+/* AHB Control Register, fixed bus enumeration exception */ -+#define PCIE_AHB_CTRL(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x78) -+#define PCIE_AHB_CTRL_BUS_ERROR_SUPPRESS 0x00000001 -+ -+/* Interrupt Enalbe Register */ -+#define PCIE_IRNEN(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF4) -+#define PCIE_IRNCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF8) -+#define PCIE_IRNICR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xFC) -+ -+/* PCIe interrupt enable/control/capture register definition */ -+#define PCIE_IRN_AER_REPORT 0x00000001 /* AER Interrupt */ -+#define PCIE_IRN_AER_MSIX 0x00000002 /* Advanced Error MSI-X Interrupt */ -+#define PCIE_IRN_PME 0x00000004 /* PME Interrupt */ -+#define PCIE_IRN_HOTPLUG 0x00000008 /* Hotplug Interrupt */ -+#define PCIE_IRN_RX_VDM_MSG 0x00000010 /* Vendor-Defined Message Interrupt */ -+#define PCIE_IRN_RX_CORRECTABLE_ERR_MSG 0x00000020 /* Correctable Error Message Interrupt */ -+#define PCIE_IRN_RX_NON_FATAL_ERR_MSG 0x00000040 /* Non-fatal Error Message */ -+#define PCIE_IRN_RX_FATAL_ERR_MSG 0x00000080 /* Fatal Error Message */ -+#define PCIE_IRN_RX_PME_MSG 0x00000100 /* PME Message Interrupt */ -+#define PCIE_IRN_RX_PME_TURNOFF_ACK 0x00000200 /* PME Turnoff Ack Message Interrupt */ -+#define PCIE_IRN_AHB_BR_FATAL_ERR 0x00000400 /* AHB Fatal Error Interrupt */ -+#define PCIE_IRN_LINK_AUTO_BW_STATUS 0x00000800 /* Link Auto Bandwidth Status Interrupt */ -+#define PCIE_IRN_BW_MGT 0x00001000 /* Bandwidth Managment Interrupt */ -+#define PCIE_IRN_INTA 0x00002000 /* INTA */ -+#define PCIE_IRN_INTB 0x00004000 /* INTB */ -+#define PCIE_IRN_INTC 0x00008000 /* INTC */ -+#define PCIE_IRN_INTD 0x00010000 /* INTD */ -+#define PCIE_IRN_WAKEUP 0x00020000 /* Wake up Interrupt */ -+ -+#define PCIE_RC_CORE_COMBINED_INT (PCIE_IRN_AER_REPORT | PCIE_IRN_AER_MSIX | PCIE_IRN_PME | \ -+ PCIE_IRN_HOTPLUG | PCIE_IRN_RX_VDM_MSG | PCIE_IRN_RX_CORRECTABLE_ERR_MSG |\ -+ PCIE_IRN_RX_NON_FATAL_ERR_MSG | PCIE_IRN_RX_FATAL_ERR_MSG | \ -+ PCIE_IRN_RX_PME_MSG | PCIE_IRN_RX_PME_TURNOFF_ACK | PCIE_IRN_AHB_BR_FATAL_ERR | \ -+ PCIE_IRN_LINK_AUTO_BW_STATUS | PCIE_IRN_BW_MGT) -+/* PCIe RC Configuration Register */ -+#define PCIE_VDID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x00) -+ -+/* Bit definition from pci_reg.h */ -+#define PCIE_PCICMDSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x04) -+#define PCIE_CCRID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x08) -+#define PCIE_CLSLTHTBR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x0C) /* EP only */ -+/* BAR0, BAR1,Only necessary if the bridges implements a device-specific register set or memory buffer */ -+#define PCIE_BAR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10) /* Not used*/ -+#define PCIE_BAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14) /* Not used */ -+ -+#define PCIE_BNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x18) /* Mandatory */ -+/* Bus Number Register bits */ -+#define PCIE_BNR_PRIMARY_BUS_NUM 0x000000FF -+#define PCIE_BNR_PRIMARY_BUS_NUM_S 0 -+#define PCIE_PNR_SECONDARY_BUS_NUM 0x0000FF00 -+#define PCIE_PNR_SECONDARY_BUS_NUM_S 8 -+#define PCIE_PNR_SUB_BUS_NUM 0x00FF0000 -+#define PCIE_PNR_SUB_BUS_NUM_S 16 -+ -+/* IO Base/Limit Register bits */ -+#define PCIE_IOBLSECS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x1C) /* RC only */ -+#define PCIE_IOBLSECS_32BIT_IO_ADDR 0x00000001 -+#define PCIE_IOBLSECS_IO_BASE_ADDR 0x000000F0 -+#define PCIE_IOBLSECS_IO_BASE_ADDR_S 4 -+#define PCIE_IOBLSECS_32BIT_IOLIMT 0x00000100 -+#define PCIE_IOBLSECS_IO_LIMIT_ADDR 0x0000F000 -+#define PCIE_IOBLSECS_IO_LIMIT_ADDR_S 12 -+ -+/* Non-prefetchable Memory Base/Limit Register bit */ -+#define PCIE_MBML(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x20) /* RC only */ -+#define PCIE_MBML_MEM_BASE_ADDR 0x0000FFF0 -+#define PCIE_MBML_MEM_BASE_ADDR_S 4 -+#define PCIE_MBML_MEM_LIMIT_ADDR 0xFFF00000 -+#define PCIE_MBML_MEM_LIMIT_ADDR_S 20 -+ -+/* Prefetchable Memory Base/Limit Register bit */ -+#define PCIE_PMBL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x24) /* RC only */ -+#define PCIE_PMBL_64BIT_ADDR 0x00000001 -+#define PCIE_PMBL_UPPER_12BIT 0x0000FFF0 -+#define PCIE_PMBL_UPPER_12BIT_S 4 -+#define PCIE_PMBL_E64MA 0x00010000 -+#define PCIE_PMBL_END_ADDR 0xFFF00000 -+#define PCIE_PMBL_END_ADDR_S 20 -+#define PCIE_PMBU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x28) /* RC only */ -+#define PCIE_PMLU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x2C) /* RC only */ -+ -+/* I/O Base/Limit Upper 16 bits register */ -+#define PCIE_IO_BANDL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x30) /* RC only */ -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE 0x0000FFFF -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE_S 0 -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT 0xFFFF0000 -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT_S 16 -+ -+#define PCIE_CPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x34) -+#define PCIE_EBBAR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x38) -+ -+/* Interrupt and Secondary Bridge Control Register */ -+#define PCIE_INTRBCTRL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x3C) -+ -+#define PCIE_INTRBCTRL_INT_LINE 0x000000FF -+#define PCIE_INTRBCTRL_INT_LINE_S 0 -+#define PCIE_INTRBCTRL_INT_PIN 0x0000FF00 -+#define PCIE_INTRBCTRL_INT_PIN_S 8 -+#define PCIE_INTRBCTRL_PARITY_ERR_RESP_ENABLE 0x00010000 /* #PERR */ -+#define PCIE_INTRBCTRL_SERR_ENABLE 0x00020000 /* #SERR */ -+#define PCIE_INTRBCTRL_ISA_ENABLE 0x00040000 /* ISA enable, IO 64KB only */ -+#define PCIE_INTRBCTRL_VGA_ENABLE 0x00080000 /* VGA enable */ -+#define PCIE_INTRBCTRL_VGA_16BIT_DECODE 0x00100000 /* VGA 16bit decode */ -+#define PCIE_INTRBCTRL_RST_SECONDARY_BUS 0x00400000 /* Secondary bus rest, hot rest, 1ms */ -+/* Others are read only */ -+enum { -+ PCIE_INTRBCTRL_INT_NON = 0, -+ PCIE_INTRBCTRL_INTA, -+ PCIE_INTRBCTRL_INTB, -+ PCIE_INTRBCTRL_INTC, -+ PCIE_INTRBCTRL_INTD, -+}; -+ -+#define PCIE_PM_CAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x40) -+ -+/* Power Management Control and Status Register */ -+#define PCIE_PM_CSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x44) -+ -+#define PCIE_PM_CSR_POWER_STATE 0x00000003 /* Power State */ -+#define PCIE_PM_CSR_POWER_STATE_S 0 -+#define PCIE_PM_CSR_SW_RST 0x00000008 /* Soft Reset Enabled */ -+#define PCIE_PM_CSR_PME_ENABLE 0x00000100 /* PME Enable */ -+#define PCIE_PM_CSR_PME_STATUS 0x00008000 /* PME status */ -+ -+/* MSI Capability Register for EP */ -+#define PCIE_MCAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x50) -+ -+#define PCIE_MCAPR_MSI_CAP_ID 0x000000FF /* MSI Capability ID */ -+#define PCIE_MCAPR_MSI_CAP_ID_S 0 -+#define PCIE_MCAPR_MSI_NEXT_CAP_PTR 0x0000FF00 /* Next Capability Pointer */ -+#define PCIE_MCAPR_MSI_NEXT_CAP_PTR_S 8 -+#define PCIE_MCAPR_MSI_ENABLE 0x00010000 /* MSI Enable */ -+#define PCIE_MCAPR_MULTI_MSG_CAP 0x000E0000 /* Multiple Message Capable */ -+#define PCIE_MCAPR_MULTI_MSG_CAP_S 17 -+#define PCIE_MCAPR_MULTI_MSG_ENABLE 0x00700000 /* Multiple Message Enable */ -+#define PCIE_MCAPR_MULTI_MSG_ENABLE_S 20 -+#define PCIE_MCAPR_ADDR64_CAP 0X00800000 /* 64-bit Address Capable */ -+ -+/* MSI Message Address Register */ -+#define PCIE_MA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x54) -+ -+#define PCIE_MA_ADDR_MASK 0xFFFFFFFC /* Message Address */ -+ -+/* MSI Message Upper Address Register */ -+#define PCIE_MUA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x58) -+ -+/* MSI Message Data Register */ -+#define PCIE_MD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x5C) -+ -+#define PCIE_MD_DATA 0x0000FFFF /* Message Data */ -+#define PCIE_MD_DATA_S 0 -+ -+/* PCI Express Capability Register */ -+#define PCIE_XCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70) -+ -+#define PCIE_XCAP_ID 0x000000FF /* PCI Express Capability ID */ -+#define PCIE_XCAP_ID_S 0 -+#define PCIE_XCAP_NEXT_CAP 0x0000FF00 /* Next Capability Pointer */ -+#define PCIE_XCAP_NEXT_CAP_S 8 -+#define PCIE_XCAP_VER 0x000F0000 /* PCI Express Capability Version */ -+#define PCIE_XCAP_VER_S 16 -+#define PCIE_XCAP_DEV_PORT_TYPE 0x00F00000 /* Device Port Type */ -+#define PCIE_XCAP_DEV_PORT_TYPE_S 20 -+#define PCIE_XCAP_SLOT_IMPLEMENTED 0x01000000 /* Slot Implemented */ -+#define PCIE_XCAP_MSG_INT_NUM 0x3E000000 /* Interrupt Message Number */ -+#define PCIE_XCAP_MSG_INT_NUM_S 25 -+ -+/* Device Capability Register */ -+#define PCIE_DCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74) -+ -+#define PCIE_DCAP_MAX_PAYLOAD_SIZE 0x00000007 /* Max Payload size */ -+#define PCIE_DCAP_MAX_PAYLOAD_SIZE_S 0 -+#define PCIE_DCAP_PHANTOM_FUNC 0x00000018 /* Phanton Function, not supported */ -+#define PCIE_DCAP_PHANTOM_FUNC_S 3 -+#define PCIE_DCAP_EXT_TAG 0x00000020 /* Extended Tag Field */ -+#define PCIE_DCAP_EP_L0S_LATENCY 0x000001C0 /* EP L0s latency only */ -+#define PCIE_DCAP_EP_L0S_LATENCY_S 6 -+#define PCIE_DCAP_EP_L1_LATENCY 0x00000E00 /* EP L1 latency only */ -+#define PCIE_DCAP_EP_L1_LATENCY_S 9 -+#define PCIE_DCAP_ROLE_BASE_ERR_REPORT 0x00008000 /* Role Based ERR */ -+ -+/* Maximum payload size supported */ -+enum { -+ PCIE_MAX_PAYLOAD_128 = 0, -+ PCIE_MAX_PAYLOAD_256, -+ PCIE_MAX_PAYLOAD_512, -+ PCIE_MAX_PAYLOAD_1024, -+ PCIE_MAX_PAYLOAD_2048, -+ PCIE_MAX_PAYLOAD_4096, -+}; -+ -+/* Device Control and Status Register */ -+#define PCIE_DCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x78) -+ -+#define PCIE_DCTLSTS_CORRECTABLE_ERR_EN 0x00000001 /* COR-ERR */ -+#define PCIE_DCTLSTS_NONFATAL_ERR_EN 0x00000002 /* Non-fatal ERR */ -+#define PCIE_DCTLSTS_FATAL_ERR_EN 0x00000004 /* Fatal ERR */ -+#define PCIE_DCTLSYS_UR_REQ_EN 0x00000008 /* UR ERR */ -+#define PCIE_DCTLSTS_RELAXED_ORDERING_EN 0x00000010 /* Enable relaxing ordering */ -+#define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE 0x000000E0 /* Max payload mask */ -+#define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE_S 5 -+#define PCIE_DCTLSTS_EXT_TAG_EN 0x00000100 /* Extended tag field */ -+#define PCIE_DCTLSTS_PHANTOM_FUNC_EN 0x00000200 /* Phantom Function Enable */ -+#define PCIE_DCTLSTS_AUX_PM_EN 0x00000400 /* AUX Power PM Enable */ -+#define PCIE_DCTLSTS_NO_SNOOP_EN 0x00000800 /* Enable no snoop, except root port*/ -+#define PCIE_DCTLSTS_MAX_READ_SIZE 0x00007000 /* Max Read Request size*/ -+#define PCIE_DCTLSTS_MAX_READ_SIZE_S 12 -+#define PCIE_DCTLSTS_CORRECTABLE_ERR 0x00010000 /* COR-ERR Detected */ -+#define PCIE_DCTLSTS_NONFATAL_ERR 0x00020000 /* Non-Fatal ERR Detected */ -+#define PCIE_DCTLSTS_FATAL_ER 0x00040000 /* Fatal ERR Detected */ -+#define PCIE_DCTLSTS_UNSUPPORTED_REQ 0x00080000 /* UR Detected */ -+#define PCIE_DCTLSTS_AUX_POWER 0x00100000 /* Aux Power Detected */ -+#define PCIE_DCTLSTS_TRANSACT_PENDING 0x00200000 /* Transaction pending */ -+ -+#define PCIE_DCTLSTS_ERR_EN (PCIE_DCTLSTS_CORRECTABLE_ERR_EN | \ -+ PCIE_DCTLSTS_NONFATAL_ERR_EN | PCIE_DCTLSTS_FATAL_ERR_EN | \ -+ PCIE_DCTLSYS_UR_REQ_EN) -+ -+/* Link Capability Register */ -+#define PCIE_LCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7C) -+#define PCIE_LCAP_MAX_LINK_SPEED 0x0000000F /* Max link speed, 0x1 by default */ -+#define PCIE_LCAP_MAX_LINK_SPEED_S 0 -+#define PCIE_LCAP_MAX_LENGTH_WIDTH 0x000003F0 /* Maxium Length Width */ -+#define PCIE_LCAP_MAX_LENGTH_WIDTH_S 4 -+#define PCIE_LCAP_ASPM_LEVEL 0x00000C00 /* Active State Link PM Support */ -+#define PCIE_LCAP_ASPM_LEVEL_S 10 -+#define PCIE_LCAP_L0S_EIXT_LATENCY 0x00007000 /* L0s Exit Latency */ -+#define PCIE_LCAP_L0S_EIXT_LATENCY_S 12 -+#define PCIE_LCAP_L1_EXIT_LATENCY 0x00038000 /* L1 Exit Latency */ -+#define PCIE_LCAP_L1_EXIT_LATENCY_S 15 -+#define PCIE_LCAP_CLK_PM 0x00040000 /* Clock Power Management */ -+#define PCIE_LCAP_SDER 0x00080000 /* Surprise Down Error Reporting */ -+#define PCIE_LCAP_DLL_ACTIVE_REPROT 0x00100000 /* Data Link Layer Active Reporting Capable */ -+#define PCIE_LCAP_PORT_NUM 0xFF0000000 /* Port number */ -+#define PCIE_LCAP_PORT_NUM_S 24 -+ -+/* Maximum Length width definition */ -+#define PCIE_MAX_LENGTH_WIDTH_RES 0x00 -+#define PCIE_MAX_LENGTH_WIDTH_X1 0x01 /* Default */ -+#define PCIE_MAX_LENGTH_WIDTH_X2 0x02 -+#define PCIE_MAX_LENGTH_WIDTH_X4 0x04 -+#define PCIE_MAX_LENGTH_WIDTH_X8 0x08 -+#define PCIE_MAX_LENGTH_WIDTH_X12 0x0C -+#define PCIE_MAX_LENGTH_WIDTH_X16 0x10 -+#define PCIE_MAX_LENGTH_WIDTH_X32 0x20 -+ -+/* Active State Link PM definition */ -+enum { -+ PCIE_ASPM_RES0 = 0, -+ PCIE_ASPM_L0S_ENTRY_SUPPORT, /* L0s */ -+ PCIE_ASPM_RES1, -+ PCIE_ASPM_L0S_L1_ENTRY_SUPPORT, /* L0s and L1, default */ -+}; -+ -+/* L0s Exit Latency definition */ -+enum { -+ PCIE_L0S_EIXT_LATENCY_L64NS = 0, /* < 64 ns */ -+ PCIE_L0S_EIXT_LATENCY_B64A128, /* > 64 ns < 128 ns */ -+ PCIE_L0S_EIXT_LATENCY_B128A256, /* > 128 ns < 256 ns */ -+ PCIE_L0S_EIXT_LATENCY_B256A512, /* > 256 ns < 512 ns */ -+ PCIE_L0S_EIXT_LATENCY_B512TO1U, /* > 512 ns < 1 us */ -+ PCIE_L0S_EIXT_LATENCY_B1A2U, /* > 1 us < 2 us */ -+ PCIE_L0S_EIXT_LATENCY_B2A4U, /* > 2 us < 4 us */ -+ PCIE_L0S_EIXT_LATENCY_M4US, /* > 4 us */ -+}; -+ -+/* L1 Exit Latency definition */ -+enum { -+ PCIE_L1_EXIT_LATENCY_L1US = 0, /* < 1 us */ -+ PCIE_L1_EXIT_LATENCY_B1A2, /* > 1 us < 2 us */ -+ PCIE_L1_EXIT_LATENCY_B2A4, /* > 2 us < 4 us */ -+ PCIE_L1_EXIT_LATENCY_B4A8, /* > 4 us < 8 us */ -+ PCIE_L1_EXIT_LATENCY_B8A16, /* > 8 us < 16 us */ -+ PCIE_L1_EXIT_LATENCY_B16A32, /* > 16 us < 32 us */ -+ PCIE_L1_EXIT_LATENCY_B32A64, /* > 32 us < 64 us */ -+ PCIE_L1_EXIT_LATENCY_M64US, /* > 64 us */ -+}; -+ -+/* Link Control and Status Register */ -+#define PCIE_LCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x80) -+#define PCIE_LCTLSTS_ASPM_ENABLE 0x00000003 /* Active State Link PM Control */ -+#define PCIE_LCTLSTS_ASPM_ENABLE_S 0 -+#define PCIE_LCTLSTS_RCB128 0x00000008 /* Read Completion Boundary 128*/ -+#define PCIE_LCTLSTS_LINK_DISABLE 0x00000010 /* Link Disable */ -+#define PCIE_LCTLSTS_RETRIAN_LINK 0x00000020 /* Retrain Link */ -+#define PCIE_LCTLSTS_COM_CLK_CFG 0x00000040 /* Common Clock Configuration */ -+#define PCIE_LCTLSTS_EXT_SYNC 0x00000080 /* Extended Synch */ -+#define PCIE_LCTLSTS_CLK_PM_EN 0x00000100 /* Enable Clock Powerm Management */ -+#define PCIE_LCTLSTS_LINK_SPEED 0x000F0000 /* Link Speed */ -+#define PCIE_LCTLSTS_LINK_SPEED_S 16 -+#define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH 0x03F00000 /* Negotiated Link Width */ -+#define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH_S 20 -+#define PCIE_LCTLSTS_RETRAIN_PENDING 0x08000000 /* Link training is ongoing */ -+#define PCIE_LCTLSTS_SLOT_CLK_CFG 0x10000000 /* Slot Clock Configuration */ -+#define PCIE_LCTLSTS_DLL_ACTIVE 0x20000000 /* Data Link Layer Active */ -+ -+/* Slot Capabilities Register */ -+#define PCIE_SLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x84) -+ -+/* Slot Capabilities */ -+#define PCIE_SLCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x88) -+ -+/* Root Control and Capability Register */ -+#define PCIE_RCTLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x8C) -+#define PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR 0x00000001 /* #SERR on COR-ERR */ -+#define PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR 0x00000002 /* #SERR on Non-Fatal ERR */ -+#define PCIE_RCTLCAP_SERR_ON_FATAL_ERR 0x00000004 /* #SERR on Fatal ERR */ -+#define PCIE_RCTLCAP_PME_INT_EN 0x00000008 /* PME Interrupt Enable */ -+#define PCIE_RCTLCAP_SERR_ENABLE (PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR | \ -+ PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR | PCIE_RCTLCAP_SERR_ON_FATAL_ERR) -+/* Root Status Register */ -+#define PCIE_RSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x90) -+#define PCIE_RSTS_PME_REQ_ID 0x0000FFFF /* PME Request ID */ -+#define PCIE_RSTS_PME_REQ_ID_S 0 -+#define PCIE_RSTS_PME_STATUS 0x00010000 /* PME Status */ -+#define PCIE_RSTS_PME_PENDING 0x00020000 /* PME Pending */ -+ -+/* PCI Express Enhanced Capability Header */ -+#define PCIE_ENHANCED_CAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x100) -+#define PCIE_ENHANCED_CAP_ID 0x0000FFFF /* PCI Express Extended Capability ID */ -+#define PCIE_ENHANCED_CAP_ID_S 0 -+#define PCIE_ENHANCED_CAP_VER 0x000F0000 /* Capability Version */ -+#define PCIE_ENHANCED_CAP_VER_S 16 -+#define PCIE_ENHANCED_CAP_NEXT_OFFSET 0xFFF00000 /* Next Capability Offset */ -+#define PCIE_ENHANCED_CAP_NEXT_OFFSET_S 20 -+ -+/* Uncorrectable Error Status Register */ -+#define PCIE_UES_R(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x104) -+#define PCIE_DATA_LINK_PROTOCOL_ERR 0x00000010 /* Data Link Protocol Error Status */ -+#define PCIE_SURPRISE_DOWN_ERROR 0x00000020 /* Surprise Down Error Status */ -+#define PCIE_POISONED_TLP 0x00001000 /* Poisoned TLP Status */ -+#define PCIE_FC_PROTOCOL_ERR 0x00002000 /* Flow Control Protocol Error Status */ -+#define PCIE_COMPLETION_TIMEOUT 0x00004000 /* Completion Timeout Status */ -+#define PCIE_COMPLETOR_ABORT 0x00008000 /* Completer Abort Error */ -+#define PCIE_UNEXPECTED_COMPLETION 0x00010000 /* Unexpected Completion Status */ -+#define PCIE_RECEIVER_OVERFLOW 0x00020000 /* Receive Overflow Status */ -+#define PCIE_MALFORNED_TLP 0x00040000 /* Malformed TLP Stauts */ -+#define PCIE_ECRC_ERR 0x00080000 /* ECRC Error Stauts */ -+#define PCIE_UR_REQ 0x00100000 /* Unsupported Request Error Status */ -+#define PCIE_ALL_UNCORRECTABLE_ERR (PCIE_DATA_LINK_PROTOCOL_ERR | PCIE_SURPRISE_DOWN_ERROR | \ -+ PCIE_POISONED_TLP | PCIE_FC_PROTOCOL_ERR | PCIE_COMPLETION_TIMEOUT | \ -+ PCIE_COMPLETOR_ABORT | PCIE_UNEXPECTED_COMPLETION | PCIE_RECEIVER_OVERFLOW |\ -+ PCIE_MALFORNED_TLP | PCIE_ECRC_ERR | PCIE_UR_REQ) -+ -+/* Uncorrectable Error Mask Register, Mask means no report */ -+#define PCIE_UEMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x108) -+ -+/* Uncorrectable Error Severity Register */ -+#define PCIE_UESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10C) -+ -+/* Correctable Error Status Register */ -+#define PCIE_CESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x110) -+#define PCIE_RX_ERR 0x00000001 /* Receive Error Status */ -+#define PCIE_BAD_TLP 0x00000040 /* Bad TLP Status */ -+#define PCIE_BAD_DLLP 0x00000080 /* Bad DLLP Status */ -+#define PCIE_REPLAY_NUM_ROLLOVER 0x00000100 /* Replay Number Rollover Status */ -+#define PCIE_REPLAY_TIMER_TIMEOUT_ERR 0x00001000 /* Reply Timer Timeout Status */ -+#define PCIE_ADVISORY_NONFTAL_ERR 0x00002000 /* Advisory Non-Fatal Error Status */ -+#define PCIE_CORRECTABLE_ERR (PCIE_RX_ERR | PCIE_BAD_TLP | PCIE_BAD_DLLP | PCIE_REPLAY_NUM_ROLLOVER |\ -+ PCIE_REPLAY_TIMER_TIMEOUT_ERR | PCIE_ADVISORY_NONFTAL_ERR) -+ -+/* Correctable Error Mask Register */ -+#define PCIE_CEMR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x114) -+ -+/* Advanced Error Capabilities and Control Register */ -+#define PCIE_AECCR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x118) -+#define PCIE_AECCR_FIRST_ERR_PTR 0x0000001F /* First Error Pointer */ -+#define PCIE_AECCR_FIRST_ERR_PTR_S 0 -+#define PCIE_AECCR_ECRC_GEN_CAP 0x00000020 /* ECRC Generation Capable */ -+#define PCIE_AECCR_ECRC_GEN_EN 0x00000040 /* ECRC Generation Enable */ -+#define PCIE_AECCR_ECRC_CHECK_CAP 0x00000080 /* ECRC Check Capable */ -+#define PCIE_AECCR_ECRC_CHECK_EN 0x00000100 /* ECRC Check Enable */ -+ -+/* Header Log Register 1 */ -+#define PCIE_HLR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x11C) -+ -+/* Header Log Register 2 */ -+#define PCIE_HLR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x120) -+ -+/* Header Log Register 3 */ -+#define PCIE_HLR3(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x124) -+ -+/* Header Log Register 4 */ -+#define PCIE_HLR4(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x128) -+ -+/* Root Error Command Register */ -+#define PCIE_RECR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x12C) -+#define PCIE_RECR_CORRECTABLE_ERR_REPORT_EN 0x00000001 /* COR-ERR */ -+#define PCIE_RECR_NONFATAL_ERR_REPORT_EN 0x00000002 /* Non-Fatal ERR */ -+#define PCIE_RECR_FATAL_ERR_REPORT_EN 0x00000004 /* Fatal ERR */ -+#define PCIE_RECR_ERR_REPORT_EN (PCIE_RECR_CORRECTABLE_ERR_REPORT_EN | \ -+ PCIE_RECR_NONFATAL_ERR_REPORT_EN | PCIE_RECR_FATAL_ERR_REPORT_EN) -+ -+/* Root Error Status Register */ -+#define PCIE_RESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x130) -+#define PCIE_RESR_CORRECTABLE_ERR 0x00000001 /* COR-ERR Receveid */ -+#define PCIE_RESR_MULTI_CORRECTABLE_ERR 0x00000002 /* Multiple COR-ERR Received */ -+#define PCIE_RESR_FATAL_NOFATAL_ERR 0x00000004 /* ERR Fatal/Non-Fatal Received */ -+#define PCIE_RESR_MULTI_FATAL_NOFATAL_ERR 0x00000008 /* Multiple ERR Fatal/Non-Fatal Received */ -+#define PCIE_RESR_FIRST_UNCORRECTABLE_FATAL_ERR 0x00000010 /* First UN-COR Fatal */ -+#define PCIR_RESR_NON_FATAL_ERR 0x00000020 /* Non-Fatal Error Message Received */ -+#define PCIE_RESR_FATAL_ERR 0x00000040 /* Fatal Message Received */ -+#define PCIE_RESR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */ -+#define PCIE_RESR_AER_INT_MSG_NUM_S 27 -+ -+/* Error Source Indentification Register */ -+#define PCIE_ESIR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x134) -+#define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID 0x0000FFFF -+#define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID_S 0 -+#define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID 0xFFFF0000 -+#define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID_S 16 -+ -+/* VC Enhanced Capability Header */ -+#define PCIE_VC_ECH(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x140) -+ -+/* Port VC Capability Register */ -+#define PCIE_PVC1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x144) -+#define PCIE_PVC1_EXT_VC_CNT 0x00000007 /* Extended VC Count */ -+#define PCIE_PVC1_EXT_VC_CNT_S 0 -+#define PCIE_PVC1_LOW_PRI_EXT_VC_CNT 0x00000070 /* Low Priority Extended VC Count */ -+#define PCIE_PVC1_LOW_PRI_EXT_VC_CNT_S 4 -+#define PCIE_PVC1_REF_CLK 0x00000300 /* Reference Clock */ -+#define PCIE_PVC1_REF_CLK_S 8 -+#define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE 0x00000C00 /* Port Arbitration Table Entry Size */ -+#define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE_S 10 -+ -+/* Extended Virtual Channel Count Defintion */ -+#define PCIE_EXT_VC_CNT_MIN 0 -+#define PCIE_EXT_VC_CNT_MAX 7 -+ -+/* Port Arbitration Table Entry Size Definition */ -+enum { -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S1BIT = 0, -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S2BIT, -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S4BIT, -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S8BIT, -+}; -+ -+/* Port VC Capability Register 2 */ -+#define PCIE_PVC2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x148) -+#define PCIE_PVC2_VC_ARB_16P_FIXED_WRR 0x00000001 /* HW Fixed arbitration, 16 phase WRR */ -+#define PCIE_PVC2_VC_ARB_32P_WRR 0x00000002 /* 32 phase WRR */ -+#define PCIE_PVC2_VC_ARB_64P_WRR 0x00000004 /* 64 phase WRR */ -+#define PCIE_PVC2_VC_ARB_128P_WRR 0x00000008 /* 128 phase WRR */ -+#define PCIE_PVC2_VC_ARB_WRR 0x0000000F -+#define PCIE_PVC2_VC_ARB_TAB_OFFSET 0xFF000000 /* VC arbitration table offset, not support */ -+#define PCIE_PVC2_VC_ARB_TAB_OFFSET_S 24 -+ -+/* Port VC Control and Status Register */ -+#define PCIE_PVCCRSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14C) -+#define PCIE_PVCCRSR_LOAD_VC_ARB_TAB 0x00000001 /* Load VC Arbitration Table */ -+#define PCIE_PVCCRSR_VC_ARB_SEL 0x0000000E /* VC Arbitration Select */ -+#define PCIE_PVCCRSR_VC_ARB_SEL_S 1 -+#define PCIE_PVCCRSR_VC_ARB_TAB_STATUS 0x00010000 /* Arbitration Status */ -+ -+/* VC0 Resource Capability Register */ -+#define PCIE_VC0_RC(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x150) -+#define PCIE_VC0_RC_PORT_ARB_HW_FIXED 0x00000001 /* HW Fixed arbitration */ -+#define PCIE_VC0_RC_PORT_ARB_32P_WRR 0x00000002 /* 32 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_64P_WRR 0x00000004 /* 64 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_128P_WRR 0x00000008 /* 128 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_TM_128P_WRR 0x00000010 /* Time-based 128 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_TM_256P_WRR 0x00000020 /* Time-based 256 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB (PCIE_VC0_RC_PORT_ARB_HW_FIXED | PCIE_VC0_RC_PORT_ARB_32P_WRR |\ -+ PCIE_VC0_RC_PORT_ARB_64P_WRR | PCIE_VC0_RC_PORT_ARB_128P_WRR | \ -+ PCIE_VC0_RC_PORT_ARB_TM_128P_WRR | PCIE_VC0_RC_PORT_ARB_TM_256P_WRR) -+ -+#define PCIE_VC0_RC_REJECT_SNOOP 0x00008000 /* Reject Snoop Transactioin */ -+#define PCIE_VC0_RC_MAX_TIMESLOTS 0x007F0000 /* Maximum time Slots */ -+#define PCIE_VC0_RC_MAX_TIMESLOTS_S 16 -+#define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET 0xFF000000 /* Port Arbitration Table Offset */ -+#define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET_S 24 -+ -+/* VC0 Resource Control Register */ -+#define PCIE_VC0_RC0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x154) -+#define PCIE_VC0_RC0_TVM0 0x00000001 /* TC0 and VC0 */ -+#define PCIE_VC0_RC0_TVM1 0x00000002 /* TC1 and VC1 */ -+#define PCIE_VC0_RC0_TVM2 0x00000004 /* TC2 and VC2 */ -+#define PCIE_VC0_RC0_TVM3 0x00000008 /* TC3 and VC3 */ -+#define PCIE_VC0_RC0_TVM4 0x00000010 /* TC4 and VC4 */ -+#define PCIE_VC0_RC0_TVM5 0x00000020 /* TC5 and VC5 */ -+#define PCIE_VC0_RC0_TVM6 0x00000040 /* TC6 and VC6 */ -+#define PCIE_VC0_RC0_TVM7 0x00000080 /* TC7 and VC7 */ -+#define PCIE_VC0_RC0_TC_VC 0x000000FF /* TC/VC mask */ -+ -+#define PCIE_VC0_RC0_LOAD_PORT_ARB_TAB 0x00010000 /* Load Port Arbitration Table */ -+#define PCIE_VC0_RC0_PORT_ARB_SEL 0x000E0000 /* Port Arbitration Select */ -+#define PCIE_VC0_RC0_PORT_ARB_SEL_S 17 -+#define PCIE_VC0_RC0_VC_ID 0x07000000 /* VC ID */ -+#define PCIE_VC0_RC0_VC_ID_S 24 -+#define PCIE_VC0_RC0_VC_EN 0x80000000 /* VC Enable */ -+ -+/* VC0 Resource Status Register */ -+#define PCIE_VC0_RSR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x158) -+#define PCIE_VC0_RSR0_PORT_ARB_TAB_STATUS 0x00010000 /* Port Arbitration Table Status,not used */ -+#define PCIE_VC0_RSR0_VC_NEG_PENDING 0x00020000 /* VC Negotiation Pending */ -+ -+/* Ack Latency Timer and Replay Timer Register */ -+#define PCIE_ALTRT(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x700) -+#define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT 0x0000FFFF /* Round Trip Latency Time Limit */ -+#define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT_S 0 -+#define PCIE_ALTRT_REPLAY_TIME_LIMIT 0xFFFF0000 /* Replay Time Limit */ -+#define PCIE_ALTRT_REPLAY_TIME_LIMIT_S 16 -+ -+/* Other Message Register */ -+#define PCIE_OMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x704) -+ -+/* Port Force Link Register */ -+#define PCIE_PFLR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x708) -+#define PCIE_PFLR_LINK_NUM 0x000000FF /* Link Number */ -+#define PCIE_PFLR_LINK_NUM_S 0 -+#define PCIE_PFLR_FORCE_LINK 0x00008000 /* Force link */ -+#define PCIE_PFLR_LINK_STATE 0x003F0000 /* Link State */ -+#define PCIE_PFLR_LINK_STATE_S 16 -+#define PCIE_PFLR_LOW_POWER_ENTRY_CNT 0xFF000000 /* Low Power Entrance Count, only for EP */ -+#define PCIE_PFLR_LOW_POWER_ENTRY_CNT_S 24 -+ -+/* Ack Frequency Register */ -+#define PCIE_AFR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70C) -+#define PCIE_AFR_AF 0x000000FF /* Ack Frequency */ -+#define PCIE_AFR_AF_S 0 -+#define PCIE_AFR_FTS_NUM 0x0000FF00 /* The number of Fast Training Sequence from L0S to L0 */ -+#define PCIE_AFR_FTS_NUM_S 8 -+#define PCIE_AFR_COM_FTS_NUM 0x00FF0000 /* N_FTS; when common clock is used*/ -+#define PCIE_AFR_COM_FTS_NUM_S 16 -+#define PCIE_AFR_L0S_ENTRY_LATENCY 0x07000000 /* L0s Entrance Latency */ -+#define PCIE_AFR_L0S_ENTRY_LATENCY_S 24 -+#define PCIE_AFR_L1_ENTRY_LATENCY 0x38000000 /* L1 Entrance Latency */ -+#define PCIE_AFR_L1_ENTRY_LATENCY_S 27 -+#define PCIE_AFR_FTS_NUM_DEFAULT 32 -+#define PCIE_AFR_L0S_ENTRY_LATENCY_DEFAULT 7 -+#define PCIE_AFR_L1_ENTRY_LATENCY_DEFAULT 5 -+ -+/* Port Link Control Register */ -+#define PCIE_PLCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x710) -+#define PCIE_PLCR_OTHER_MSG_REQ 0x00000001 /* Other Message Request */ -+#define PCIE_PLCR_SCRAMBLE_DISABLE 0x00000002 /* Scramble Disable */ -+#define PCIE_PLCR_LOOPBACK_EN 0x00000004 /* Loopback Enable */ -+#define PCIE_PLCR_LTSSM_HOT_RST 0x00000008 /* Force LTSSM to the hot reset */ -+#define PCIE_PLCR_DLL_LINK_EN 0x00000020 /* Enable Link initialization */ -+#define PCIE_PLCR_FAST_LINK_SIM_EN 0x00000080 /* Sets all internal timers to fast mode for simulation purposes */ -+#define PCIE_PLCR_LINK_MODE 0x003F0000 /* Link Mode Enable Mask */ -+#define PCIE_PLCR_LINK_MODE_S 16 -+#define PCIE_PLCR_CORRUPTED_CRC_EN 0x02000000 /* Enabled Corrupt CRC */ -+ -+/* Lane Skew Register */ -+#define PCIE_LSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x714) -+#define PCIE_LSR_LANE_SKEW_NUM 0x00FFFFFF /* Insert Lane Skew for Transmit, not applicable */ -+#define PCIE_LSR_LANE_SKEW_NUM_S 0 -+#define PCIE_LSR_FC_DISABLE 0x01000000 /* Disable of Flow Control */ -+#define PCIE_LSR_ACKNAK_DISABLE 0x02000000 /* Disable of Ack/Nak */ -+#define PCIE_LSR_LANE_DESKEW_DISABLE 0x80000000 /* Disable of Lane-to-Lane Skew */ -+ -+/* Symbol Number Register */ -+#define PCIE_SNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x718) -+#define PCIE_SNR_TS 0x0000000F /* Number of TS Symbol */ -+#define PCIE_SNR_TS_S 0 -+#define PCIE_SNR_SKP 0x00000700 /* Number of SKP Symbol */ -+#define PCIE_SNR_SKP_S 8 -+#define PCIE_SNR_REPLAY_TIMER 0x0007C000 /* Timer Modifier for Replay Timer */ -+#define PCIE_SNR_REPLAY_TIMER_S 14 -+#define PCIE_SNR_ACKNAK_LATENCY_TIMER 0x00F80000 /* Timer Modifier for Ack/Nak Latency Timer */ -+#define PCIE_SNR_ACKNAK_LATENCY_TIMER_S 19 -+#define PCIE_SNR_FC_TIMER 0x1F000000 /* Timer Modifier for Flow Control Watchdog Timer */ -+#define PCIE_SNR_FC_TIMER_S 28 -+ -+/* Symbol Timer Register and Filter Mask Register 1 */ -+#define PCIE_STRFMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x71C) -+#define PCIE_STRFMR_SKP_INTERVAL 0x000007FF /* SKP lnterval Value */ -+#define PCIE_STRFMR_SKP_INTERVAL_S 0 -+#define PCIE_STRFMR_FC_WDT_DISABLE 0x00008000 /* Disable of FC Watchdog Timer */ -+#define PCIE_STRFMR_TLP_FUNC_MISMATCH_OK 0x00010000 /* Mask Function Mismatch Filtering for Incoming Requests */ -+#define PCIE_STRFMR_POISONED_TLP_OK 0x00020000 /* Mask Poisoned TLP Filtering */ -+#define PCIE_STRFMR_BAR_MATCH_OK 0x00040000 /* Mask BAR Match Filtering */ -+#define PCIE_STRFMR_TYPE1_CFG_REQ_OK 0x00080000 /* Mask Type 1 Configuration Request Filtering */ -+#define PCIE_STRFMR_LOCKED_REQ_OK 0x00100000 /* Mask Locked Request Filtering */ -+#define PCIE_STRFMR_CPL_TAG_ERR_RULES_OK 0x00200000 /* Mask Tag Error Rules for Received Completions */ -+#define PCIE_STRFMR_CPL_REQUESTOR_ID_MISMATCH_OK 0x00400000 /* Mask Requester ID Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_FUNC_MISMATCH_OK 0x00800000 /* Mask Function Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_TC_MISMATCH_OK 0x01000000 /* Mask Traffic Class Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_ATTR_MISMATCH_OK 0x02000000 /* Mask Attribute Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_LENGTH_MISMATCH_OK 0x04000000 /* Mask Length Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_TLP_ECRC_ERR_OK 0x08000000 /* Mask ECRC Error Filtering */ -+#define PCIE_STRFMR_CPL_TLP_ECRC_OK 0x10000000 /* Mask ECRC Error Filtering for Completions */ -+#define PCIE_STRFMR_RX_TLP_MSG_NO_DROP 0x20000000 /* Send Message TLPs */ -+#define PCIE_STRFMR_RX_IO_TRANS_ENABLE 0x40000000 /* Mask Filtering of received I/O Requests */ -+#define PCIE_STRFMR_RX_CFG_TRANS_ENABLE 0x80000000 /* Mask Filtering of Received Configuration Requests */ -+ -+#define PCIE_DEF_SKP_INTERVAL 700 /* 1180 ~1538 , 125MHz * 2, 250MHz * 1 */ -+ -+/* Filter Masker Register 2 */ -+#define PCIE_FMR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x720) -+#define PCIE_FMR2_VENDOR_MSG0_PASSED_TO_TRGT1 0x00000001 /* Mask RADM Filtering and Error Handling Rules */ -+#define PCIE_FMR2_VENDOR_MSG1_PASSED_TO_TRGT1 0x00000002 /* Mask RADM Filtering and Error Handling Rules */ -+ -+/* Debug Register 0 */ -+#define PCIE_DBR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x728) -+ -+/* Debug Register 1 */ -+#define PCIE_DBR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x72C) -+ -+/* Transmit Posted FC Credit Status Register */ -+#define PCIE_TPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x730) -+#define PCIE_TPFCS_TX_P_DATA_FC_CREDITS 0x00000FFF /* Transmit Posted Data FC Credits */ -+#define PCIE_TPFCS_TX_P_DATA_FC_CREDITS_S 0 -+#define PCIE_TPFCS_TX_P_HDR_FC_CREDITS 0x000FF000 /* Transmit Posted Header FC Credits */ -+#define PCIE_TPFCS_TX_P_HDR_FC_CREDITS_S 12 -+ -+/* Transmit Non-Posted FC Credit Status */ -+#define PCIE_TNPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x734) -+#define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS 0x00000FFF /* Transmit Non-Posted Data FC Credits */ -+#define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS_S 0 -+#define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS 0x000FF000 /* Transmit Non-Posted Header FC Credits */ -+#define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS_S 12 -+ -+/* Transmit Complete FC Credit Status Register */ -+#define PCIE_TCFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x738) -+#define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS 0x00000FFF /* Transmit Completion Data FC Credits */ -+#define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS_S 0 -+#define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS 0x000FF000 /* Transmit Completion Header FC Credits */ -+#define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS_S 12 -+ -+/* Queue Status Register */ -+#define PCIE_QSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x73C) -+#define PCIE_QSR_WAIT_UPDATE_FC_DLL 0x00000001 /* Received TLP FC Credits Not Returned */ -+#define PCIE_QSR_TX_RETRY_BUF_NOT_EMPTY 0x00000002 /* Transmit Retry Buffer Not Empty */ -+#define PCIE_QSR_RX_QUEUE_NOT_EMPTY 0x00000004 /* Received Queue Not Empty */ -+ -+/* VC Transmit Arbitration Register 1 */ -+#define PCIE_VCTAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x740) -+#define PCIE_VCTAR1_WRR_WEIGHT_VC0 0x000000FF /* WRR Weight for VC0 */ -+#define PCIE_VCTAR1_WRR_WEIGHT_VC1 0x0000FF00 /* WRR Weight for VC1 */ -+#define PCIE_VCTAR1_WRR_WEIGHT_VC2 0x00FF0000 /* WRR Weight for VC2 */ -+#define PCIE_VCTAR1_WRR_WEIGHT_VC3 0xFF000000 /* WRR Weight for VC3 */ -+ -+/* VC Transmit Arbitration Register 2 */ -+#define PCIE_VCTAR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x744) -+#define PCIE_VCTAR2_WRR_WEIGHT_VC4 0x000000FF /* WRR Weight for VC4 */ -+#define PCIE_VCTAR2_WRR_WEIGHT_VC5 0x0000FF00 /* WRR Weight for VC5 */ -+#define PCIE_VCTAR2_WRR_WEIGHT_VC6 0x00FF0000 /* WRR Weight for VC6 */ -+#define PCIE_VCTAR2_WRR_WEIGHT_VC7 0xFF000000 /* WRR Weight for VC7 */ -+ -+/* VC0 Posted Receive Queue Control Register */ -+#define PCIE_VC0_PRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x748) -+#define PCIE_VC0_PRQCR_P_DATA_CREDITS 0x00000FFF /* VC0 Posted Data Credits */ -+#define PCIE_VC0_PRQCR_P_DATA_CREDITS_S 0 -+#define PCIE_VC0_PRQCR_P_HDR_CREDITS 0x000FF000 /* VC0 Posted Header Credits */ -+#define PCIE_VC0_PRQCR_P_HDR_CREDITS_S 12 -+#define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE 0x00E00000 /* VC0 Posted TLP Queue Mode */ -+#define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE_S 20 -+#define PCIE_VC0_PRQCR_TLP_RELAX_ORDER 0x40000000 /* TLP Type Ordering for VC0 */ -+#define PCIE_VC0_PRQCR_VC_STRICT_ORDER 0x80000000 /* VC0 Ordering for Receive Queues */ -+ -+/* VC0 Non-Posted Receive Queue Control */ -+#define PCIE_VC0_NPRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74C) -+#define PCIE_VC0_NPRQCR_NP_DATA_CREDITS 0x00000FFF /* VC0 Non-Posted Data Credits */ -+#define PCIE_VC0_NPRQCR_NP_DATA_CREDITS_S 0 -+#define PCIE_VC0_NPRQCR_NP_HDR_CREDITS 0x000FF000 /* VC0 Non-Posted Header Credits */ -+#define PCIE_VC0_NPRQCR_NP_HDR_CREDITS_S 12 -+#define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE 0x00E00000 /* VC0 Non-Posted TLP Queue Mode */ -+#define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE_S 20 -+ -+/* VC0 Completion Receive Queue Control */ -+#define PCIE_VC0_CRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x750) -+#define PCIE_VC0_CRQCR_CPL_DATA_CREDITS 0x00000FFF /* VC0 Completion TLP Queue Mode */ -+#define PCIE_VC0_CRQCR_CPL_DATA_CREDITS_S 0 -+#define PCIE_VC0_CRQCR_CPL_HDR_CREDITS 0x000FF000 /* VC0 Completion Header Credits */ -+#define PCIE_VC0_CRQCR_CPL_HDR_CREDITS_S 12 -+#define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE 0x00E00000 /* VC0 Completion Data Credits */ -+#define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE_S 21 -+ -+/* Applicable to the above three registers */ -+enum { -+ PCIE_VC0_TLP_QUEUE_MODE_STORE_FORWARD = 1, -+ PCIE_VC0_TLP_QUEUE_MODE_CUT_THROUGH = 2, -+ PCIE_VC0_TLP_QUEUE_MODE_BYPASS = 4, -+}; -+ -+/* VC0 Posted Buffer Depth Register */ -+#define PCIE_VC0_PBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7A8) -+#define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Posted Data Queue Depth */ -+#define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES_S 0 -+#define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Posted Header Queue Depth */ -+#define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES_S 16 -+ -+/* VC0 Non-Posted Buffer Depth Register */ -+#define PCIE_VC0_NPBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7AC) -+#define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Non-Posted Data Queue Depth */ -+#define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES_S 0 -+#define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Non-Posted Header Queue Depth */ -+#define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES_S 16 -+ -+/* VC0 Completion Buffer Depth Register */ -+#define PCIE_VC0_CBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7B0) -+#define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES 0x00003FFF /* C0 Completion Data Queue Depth */ -+#define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES_S 0 -+#define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Completion Header Queue Depth */ -+#define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES_S 16 -+ -+/* PHY Status Register, all zeros in VR9 */ -+#define PCIE_PHYSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x810) -+ -+/* PHY Control Register, all zeros in VR9 */ -+#define PCIE_PHYCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x814) -+ -+/* -+ * PCIe PDI PHY register definition, suppose all the following -+ * stuff is confidential. -+ * XXX, detailed bit definition -+ */ -+#define PCIE_PHY_PLL_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x22 << 1)) -+#define PCIE_PHY_PLL_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x23 << 1)) -+#define PCIE_PHY_PLL_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x24 << 1)) -+#define PCIE_PHY_PLL_CTRL4(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x25 << 1)) -+#define PCIE_PHY_PLL_CTRL5(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x26 << 1)) -+#define PCIE_PHY_PLL_CTRL6(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x27 << 1)) -+#define PCIE_PHY_PLL_CTRL7(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x28 << 1)) -+#define PCIE_PHY_PLL_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x29 << 1)) -+#define PCIE_PHY_PLL_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2A << 1)) -+#define PCIE_PHY_PLL_A_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2B << 1)) -+#define PCIE_PHY_PLL_STATUS(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2C << 1)) -+ -+#define PCIE_PHY_TX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x30 << 1)) -+#define PCIE_PHY_TX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x31 << 1)) -+#define PCIE_PHY_TX1_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x32 << 1)) -+#define PCIE_PHY_TX1_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x33 << 1)) -+#define PCIE_PHY_TX1_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x34 << 1)) -+#define PCIE_PHY_TX1_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x35 << 1)) -+#define PCIE_PHY_TX1_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x36 << 1)) -+#define PCIE_PHY_TX1_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x37 << 1)) -+ -+#define PCIE_PHY_TX2_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x38 << 1)) -+#define PCIE_PHY_TX2_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x39 << 1)) -+#define PCIE_PHY_TX2_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3B << 1)) -+#define PCIE_PHY_TX2_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3C << 1)) -+#define PCIE_PHY_TX2_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3D << 1)) -+#define PCIE_PHY_TX2_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3E << 1)) -+#define PCIE_PHY_TX2_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3F << 1)) -+ -+#define PCIE_PHY_RX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x50 << 1)) -+#define PCIE_PHY_RX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x51 << 1)) -+#define PCIE_PHY_RX1_CDR(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x52 << 1)) -+#define PCIE_PHY_RX1_EI(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x53 << 1)) -+#define PCIE_PHY_RX1_A_CTRL(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x55 << 1)) -+ -+/* Interrupt related stuff */ -+#define PCIE_LEGACY_DISABLE 0 -+#define PCIE_LEGACY_INTA 1 -+#define PCIE_LEGACY_INTB 2 -+#define PCIE_LEGACY_INTC 3 -+#define PCIE_LEGACY_INTD 4 -+#define PCIE_LEGACY_INT_MAX PCIE_LEGACY_INTD -+ -+#endif /* IFXMIPS_PCIE_REG_H */ -+ ---- /dev/null -+++ b/arch/mips/pci/ifxmips_pcie_vr9.h -@@ -0,0 +1,269 @@ -+/**************************************************************************** -+ Copyright (c) 2010 -+ Lantiq Deutschland GmbH -+ Am Campeon 3; 85579 Neubiberg, Germany -+ -+ For licensing information, see the file 'LICENSE' in the root folder of -+ this software module. -+ -+ *****************************************************************************/ -+/*! -+ \file ifxmips_pcie_vr9.h -+ \ingroup IFX_PCIE -+ \brief PCIe RC driver vr9 specific file -+*/ -+ -+#ifndef IFXMIPS_PCIE_VR9_H -+#define IFXMIPS_PCIE_VR9_H -+ -+#include <linux/types.h> -+#include <linux/delay.h> -+ -+#include <linux/gpio.h> -+#include <lantiq_soc.h> -+ -+#define IFX_PCIE_GPIO_RESET 494 -+ -+#define IFX_REG_R32 ltq_r32 -+#define IFX_REG_W32 ltq_w32 -+#define CONFIG_IFX_PCIE_HW_SWAP -+#define IFX_RCU_AHB_ENDIAN ((volatile u32*)(IFX_RCU + 0x004C)) -+#define IFX_RCU_RST_REQ ((volatile u32*)(IFX_RCU + 0x0010)) -+#define IFX_RCU_AHB_BE_PCIE_PDI 0x00000080 /* Configure PCIE PDI module in big endian*/ -+ -+#define IFX_RCU (KSEG1 | 0x1F203000) -+#define IFX_RCU_AHB_BE_PCIE_M 0x00000001 /* Configure AHB master port that connects to PCIe RC in big endian */ -+#define IFX_RCU_AHB_BE_PCIE_S 0x00000010 /* Configure AHB slave port that connects to PCIe RC in little endian */ -+#define IFX_RCU_AHB_BE_XBAR_M 0x00000002 /* Configure AHB master port that connects to XBAR in big endian */ -+#define CONFIG_IFX_PCIE_PHY_36MHZ_MODE -+ -+#define IFX_PMU1_MODULE_PCIE_PHY (0) -+#define IFX_PMU1_MODULE_PCIE_CTRL (1) -+#define IFX_PMU1_MODULE_PDI (4) -+#define IFX_PMU1_MODULE_MSI (5) -+ -+#define IFX_PMU_MODULE_PCIE_L0_CLK (31) -+ -+ -+#define IFX_GPIO (KSEG1 | 0x1E100B00) -+#define ALT0 ((volatile u32*)(IFX_GPIO + 0x007c)) -+#define ALT1 ((volatile u32*)(IFX_GPIO + 0x0080)) -+#define OD ((volatile u32*)(IFX_GPIO + 0x0084)) -+#define DIR ((volatile u32*)(IFX_GPIO + 0x0078)) -+#define OUT ((volatile u32*)(IFX_GPIO + 0x0070)) -+ -+ -+static inline void pcie_ep_gpio_rst_init(int pcie_port) -+{ -+ -+ gpio_request(IFX_PCIE_GPIO_RESET, "pcie-reset"); -+ gpio_direction_output(IFX_PCIE_GPIO_RESET, 1); -+ gpio_set_value(IFX_PCIE_GPIO_RESET, 1); -+ -+/* ifx_gpio_pin_reserve(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+ ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+ ifx_gpio_dir_out_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+ ifx_gpio_altsel0_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+ ifx_gpio_altsel1_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+ ifx_gpio_open_drain_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id);*/ -+} -+ -+static inline void pcie_ahb_pmu_setup(void) -+{ -+ /* Enable AHB bus master/slave */ -+ struct clk *clk; -+ clk = clk_get_sys("1d900000.pcie", "ahb"); -+ clk_enable(clk); -+ -+ //AHBM_PMU_SETUP(IFX_PMU_ENABLE); -+ //AHBS_PMU_SETUP(IFX_PMU_ENABLE); -+} -+ -+static inline void pcie_rcu_endian_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -+#ifdef CONFIG_IFX_PCIE_HW_SWAP -+ reg |= IFX_RCU_AHB_BE_PCIE_M; -+ reg |= IFX_RCU_AHB_BE_PCIE_S; -+ reg &= ~IFX_RCU_AHB_BE_XBAR_M; -+#else -+ reg |= IFX_RCU_AHB_BE_PCIE_M; -+ reg &= ~IFX_RCU_AHB_BE_PCIE_S; -+ reg &= ~IFX_RCU_AHB_BE_XBAR_M; -+#endif /* CONFIG_IFX_PCIE_HW_SWAP */ -+ IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -+ IFX_PCIE_PRINT(PCIE_MSG_REG, "%s IFX_RCU_AHB_ENDIAN: 0x%08x\n", __func__, IFX_REG_R32(IFX_RCU_AHB_ENDIAN)); -+} -+ -+static inline void pcie_phy_pmu_enable(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("1d900000.pcie", "phy"); -+ clk_enable(clk); -+ -+ //PCIE_PHY_PMU_SETUP(IFX_PMU_ENABLE); -+} -+ -+static inline void pcie_phy_pmu_disable(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("1d900000.pcie", "phy"); -+ clk_disable(clk); -+ -+// PCIE_PHY_PMU_SETUP(IFX_PMU_DISABLE); -+} -+ -+static inline void pcie_pdi_big_endian(int pcie_port) -+{ -+ u32 reg; -+ -+ /* SRAM2PDI endianness control. */ -+ reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -+ /* Config AHB->PCIe and PDI endianness */ -+ reg |= IFX_RCU_AHB_BE_PCIE_PDI; -+ IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -+} -+ -+static inline void pcie_pdi_pmu_enable(int pcie_port) -+{ -+ /* Enable PDI to access PCIe PHY register */ -+ struct clk *clk; -+ clk = clk_get_sys("1d900000.pcie", "pdi"); -+ clk_enable(clk); -+ //PDI_PMU_SETUP(IFX_PMU_ENABLE); -+} -+ -+static inline void pcie_core_rst_assert(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ -+ /* Reset PCIe PHY & Core, bit 22, bit 26 may be affected if write it directly */ -+ reg |= 0x00400000; -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_core_rst_deassert(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Make sure one micro-second delay */ -+ udelay(1); -+ -+ /* Reset PCIe PHY & Core, bit 22 */ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ reg &= ~0x00400000; -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_phy_rst_assert(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ reg |= 0x00001000; /* Bit 12 */ -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_phy_rst_deassert(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Make sure one micro-second delay */ -+ udelay(1); -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ reg &= ~0x00001000; /* Bit 12 */ -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_device_rst_assert(int pcie_port) -+{ -+ gpio_set_value(IFX_PCIE_GPIO_RESET, 0); -+// ifx_gpio_output_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+} -+ -+static inline void pcie_device_rst_deassert(int pcie_port) -+{ -+ mdelay(100); -+ gpio_direction_output(IFX_PCIE_GPIO_RESET, 1); -+// gpio_set_value(IFX_PCIE_GPIO_RESET, 1); -+ //ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+} -+ -+static inline void pcie_core_pmu_setup(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("1d900000.pcie", "ctl"); -+ clk_enable(clk); -+ clk = clk_get_sys("1d900000.pcie", "bus"); -+ clk_enable(clk); -+ -+ /* PCIe Core controller enabled */ -+// PCIE_CTRL_PMU_SETUP(IFX_PMU_ENABLE); -+ -+ /* Enable PCIe L0 Clock */ -+// PCIE_L0_CLK_PMU_SETUP(IFX_PMU_ENABLE); -+} -+ -+static inline void pcie_msi_init(int pcie_port) -+{ -+ struct clk *clk; -+ pcie_msi_pic_init(pcie_port); -+ clk = clk_get_sys("ltq_pcie", "msi"); -+ clk_enable(clk); -+// MSI_PMU_SETUP(IFX_PMU_ENABLE); -+} -+ -+static inline u32 -+ifx_pcie_bus_nr_deduct(u32 bus_number, int pcie_port) -+{ -+ u32 tbus_number = bus_number; -+ -+#ifdef CONFIG_PCI_LANTIQ -+ if (pcibios_host_nr() > 1) { -+ tbus_number -= pcibios_1st_host_bus_nr(); -+ } -+#endif /* CONFIG_PCI_LANTIQ */ -+ return tbus_number; -+} -+ -+static inline u32 -+ifx_pcie_bus_enum_hack(struct pci_bus *bus, u32 devfn, int where, u32 value, int pcie_port, int read) -+{ -+ struct pci_dev *pdev; -+ u32 tvalue = value; -+ -+ /* Sanity check */ -+ pdev = pci_get_slot(bus, devfn); -+ if (pdev == NULL) { -+ return tvalue; -+ } -+ -+ /* Only care about PCI bridge */ -+ if (pdev->hdr_type != PCI_HEADER_TYPE_BRIDGE) { -+ return tvalue; -+ } -+ -+ if (read) { /* Read hack */ -+ #ifdef CONFIG_PCI_LANTIQ -+ if (pcibios_host_nr() > 1) { -+ tvalue = ifx_pcie_bus_enum_read_hack(where, tvalue); -+ } -+ #endif /* CONFIG_PCI_LANTIQ */ -+ } -+ else { /* Write hack */ -+ #ifdef CONFIG_PCI_LANTIQ -+ if (pcibios_host_nr() > 1) { -+ tvalue = ifx_pcie_bus_enum_write_hack(where, tvalue); -+ } -+ #endif -+ } -+ return tvalue; -+} -+ -+#endif /* IFXMIPS_PCIE_VR9_H */ -+ ---- a/arch/mips/pci/pci-legacy.c -+++ b/arch/mips/pci/pci-legacy.c -@@ -313,3 +313,30 @@ char *__init pcibios_setup(char *str) - return pcibios_plat_setup(str); - return str; - } -+ -+int pcibios_host_nr(void) -+{ -+ int count = 0; -+ struct pci_controller *hose; -+ list_for_each_entry(hose, &controllers, list) { -+ count++; -+ } -+ return count; -+} -+EXPORT_SYMBOL(pcibios_host_nr); -+ -+int pcibios_1st_host_bus_nr(void) -+{ -+ int bus_nr = 0; -+ struct pci_controller *hose; -+ -+ hose = list_first_entry_or_null(&controllers, struct pci_controller, list); -+ -+ if (hose != NULL) { -+ if (hose->bus != NULL) { -+ bus_nr = hose->bus->number + 1; -+ } -+ } -+ return bus_nr; -+} -+EXPORT_SYMBOL(pcibios_1st_host_bus_nr); ---- /dev/null -+++ b/arch/mips/pci/pcie-lantiq.h -@@ -0,0 +1,1301 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifxmips_pcie_reg.h -+** PROJECT : IFX UEIP for VRX200 -+** MODULES : PCIe module -+** -+** DATE : 02 Mar 2009 -+** AUTHOR : Lei Chuanhua -+** DESCRIPTION : PCIe Root Complex Driver -+** COPYRIGHT : Copyright (c) 2009 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** HISTORY -+** $Version $Date $Author $Comment -+** 0.0.1 17 Mar,2009 Lei Chuanhua Initial version -+*******************************************************************************/ -+#ifndef IFXMIPS_PCIE_REG_H -+#define IFXMIPS_PCIE_REG_H -+#include <linux/version.h> -+#include <linux/types.h> -+#include <linux/pci.h> -+#include <linux/interrupt.h> -+/*! -+ \file ifxmips_pcie_reg.h -+ \ingroup IFX_PCIE -+ \brief header file for PCIe module register definition -+*/ -+/* PCIe Address Mapping Base */ -+#define PCIE_CFG_PHY_BASE 0x1D000000UL -+#define PCIE_CFG_BASE (KSEG1 + PCIE_CFG_PHY_BASE) -+#define PCIE_CFG_SIZE (8 * 1024 * 1024) -+ -+#define PCIE_MEM_PHY_BASE 0x1C000000UL -+#define PCIE_MEM_BASE (KSEG1 + PCIE_MEM_PHY_BASE) -+#define PCIE_MEM_SIZE (16 * 1024 * 1024) -+#define PCIE_MEM_PHY_END (PCIE_MEM_PHY_BASE + PCIE_MEM_SIZE - 1) -+ -+#define PCIE_IO_PHY_BASE 0x1D800000UL -+#define PCIE_IO_BASE (KSEG1 + PCIE_IO_PHY_BASE) -+#define PCIE_IO_SIZE (1 * 1024 * 1024) -+#define PCIE_IO_PHY_END (PCIE_IO_PHY_BASE + PCIE_IO_SIZE - 1) -+ -+#define PCIE_RC_CFG_BASE (KSEG1 + 0x1D900000) -+#define PCIE_APP_LOGIC_REG (KSEG1 + 0x1E100900) -+#define PCIE_MSI_PHY_BASE 0x1F600000UL -+ -+#define PCIE_PDI_PHY_BASE 0x1F106800UL -+#define PCIE_PDI_BASE (KSEG1 + PCIE_PDI_PHY_BASE) -+#define PCIE_PDI_SIZE 0x400 -+ -+#define PCIE1_CFG_PHY_BASE 0x19000000UL -+#define PCIE1_CFG_BASE (KSEG1 + PCIE1_CFG_PHY_BASE) -+#define PCIE1_CFG_SIZE (8 * 1024 * 1024) -+ -+#define PCIE1_MEM_PHY_BASE 0x18000000UL -+#define PCIE1_MEM_BASE (KSEG1 + PCIE1_MEM_PHY_BASE) -+#define PCIE1_MEM_SIZE (16 * 1024 * 1024) -+#define PCIE1_MEM_PHY_END (PCIE1_MEM_PHY_BASE + PCIE1_MEM_SIZE - 1) -+ -+#define PCIE1_IO_PHY_BASE 0x19800000UL -+#define PCIE1_IO_BASE (KSEG1 + PCIE1_IO_PHY_BASE) -+#define PCIE1_IO_SIZE (1 * 1024 * 1024) -+#define PCIE1_IO_PHY_END (PCIE1_IO_PHY_BASE + PCIE1_IO_SIZE - 1) -+ -+#define PCIE1_RC_CFG_BASE (KSEG1 + 0x19900000) -+#define PCIE1_APP_LOGIC_REG (KSEG1 + 0x1E100700) -+#define PCIE1_MSI_PHY_BASE 0x1F400000UL -+ -+#define PCIE1_PDI_PHY_BASE 0x1F700400UL -+#define PCIE1_PDI_BASE (KSEG1 + PCIE1_PDI_PHY_BASE) -+#define PCIE1_PDI_SIZE 0x400 -+ -+#define PCIE_CFG_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_CFG_BASE) : (PCIE_CFG_BASE)) -+#define PCIE_MEM_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_BASE) : (PCIE_MEM_BASE)) -+#define PCIE_IO_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_BASE) : (PCIE_IO_BASE)) -+#define PCIE_MEM_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_PHY_BASE) : (PCIE_MEM_PHY_BASE)) -+#define PCIE_MEM_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_MEM_PHY_END) : (PCIE_MEM_PHY_END)) -+#define PCIE_IO_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_PHY_BASE) : (PCIE_IO_PHY_BASE)) -+#define PCIE_IO_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_IO_PHY_END) : (PCIE_IO_PHY_END)) -+#define PCIE_APP_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_APP_LOGIC_REG) : (PCIE_APP_LOGIC_REG)) -+#define PCIE_RC_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_RC_CFG_BASE) : (PCIE_RC_CFG_BASE)) -+#define PCIE_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_PDI_BASE) : (PCIE_PDI_BASE)) -+ -+/* PCIe Application Logic Register */ -+/* RC Core Control Register */ -+#define PCIE_RC_CCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x10) -+/* This should be enabled after initializing configuratin registers -+ * Also should check link status retraining bit -+ */ -+#define PCIE_RC_CCR_LTSSM_ENABLE 0x00000001 /* Enable LTSSM to continue link establishment */ -+ -+/* RC Core Debug Register */ -+#define PCIE_RC_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x14) -+#define PCIE_RC_DR_DLL_UP 0x00000001 /* Data Link Layer Up */ -+#define PCIE_RC_DR_CURRENT_POWER_STATE 0x0000000E /* Current Power State */ -+#define PCIE_RC_DR_CURRENT_POWER_STATE_S 1 -+#define PCIE_RC_DR_CURRENT_LTSSM_STATE 0x000001F0 /* Current LTSSM State */ -+#define PCIE_RC_DR_CURRENT_LTSSM_STATE_S 4 -+ -+#define PCIE_RC_DR_PM_DEV_STATE 0x00000E00 /* Power Management D-State */ -+#define PCIE_RC_DR_PM_DEV_STATE_S 9 -+ -+#define PCIE_RC_DR_PM_ENABLED 0x00001000 /* Power Management State from PMU */ -+#define PCIE_RC_DR_PME_EVENT_ENABLED 0x00002000 /* Power Management Event Enable State */ -+#define PCIE_RC_DR_AUX_POWER_ENABLED 0x00004000 /* Auxiliary Power Enable */ -+ -+/* Current Power State Definition */ -+enum { -+ PCIE_RC_DR_D0 = 0, -+ PCIE_RC_DR_D1, /* Not supported */ -+ PCIE_RC_DR_D2, /* Not supported */ -+ PCIE_RC_DR_D3, -+ PCIE_RC_DR_UN, -+}; -+ -+/* PHY Link Status Register */ -+#define PCIE_PHY_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x18) -+#define PCIE_PHY_SR_PHY_LINK_UP 0x00000001 /* PHY Link Up/Down Indicator */ -+ -+/* Electromechanical Control Register */ -+#define PCIE_EM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x1C) -+#define PCIE_EM_CR_CARD_IS_PRESENT 0x00000001 /* Card Presence Detect State */ -+#define PCIE_EM_CR_MRL_OPEN 0x00000002 /* MRL Sensor State */ -+#define PCIE_EM_CR_POWER_FAULT_SET 0x00000004 /* Power Fault Detected */ -+#define PCIE_EM_CR_MRL_SENSOR_SET 0x00000008 /* MRL Sensor Changed */ -+#define PCIE_EM_CR_PRESENT_DETECT_SET 0x00000010 /* Card Presense Detect Changed */ -+#define PCIE_EM_CR_CMD_CPL_INT_SET 0x00000020 /* Command Complete Interrupt */ -+#define PCIE_EM_CR_SYS_INTERLOCK_SET 0x00000040 /* System Electromechanical IterLock Engaged */ -+#define PCIE_EM_CR_ATTENTION_BUTTON_SET 0x00000080 /* Attention Button Pressed */ -+ -+/* Interrupt Status Register */ -+#define PCIE_IR_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x20) -+#define PCIE_IR_SR_PME_CAUSE_MSI 0x00000002 /* MSI caused by PME */ -+#define PCIE_IR_SR_HP_PME_WAKE_GEN 0x00000004 /* Hotplug PME Wake Generation */ -+#define PCIE_IR_SR_HP_MSI 0x00000008 /* Hotplug MSI */ -+#define PCIE_IR_SR_AHB_LU_ERR 0x00000030 /* AHB Bridge Lookup Error Signals */ -+#define PCIE_IR_SR_AHB_LU_ERR_S 4 -+#define PCIE_IR_SR_INT_MSG_NUM 0x00003E00 /* Interrupt Message Number */ -+#define PCIE_IR_SR_INT_MSG_NUM_S 9 -+#define PCIE_IR_SR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */ -+#define PCIE_IR_SR_AER_INT_MSG_NUM_S 27 -+ -+/* Message Control Register */ -+#define PCIE_MSG_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x30) -+#define PCIE_MSG_CR_GEN_PME_TURN_OFF_MSG 0x00000001 /* Generate PME Turn Off Message */ -+#define PCIE_MSG_CR_GEN_UNLOCK_MSG 0x00000002 /* Generate Unlock Message */ -+ -+#define PCIE_VDM_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x34) -+ -+/* Vendor-Defined Message Requester ID Register */ -+#define PCIE_VDM_RID(X) (PCIE_APP_PORT_TO_BASE (X) + 0x38) -+#define PCIE_VDM_RID_VENROR_MSG_REQ_ID 0x0000FFFF -+#define PCIE_VDM_RID_VDMRID_S 0 -+ -+/* ASPM Control Register */ -+#define PCIE_ASPM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x40) -+#define PCIE_ASPM_CR_HOT_RST 0x00000001 /* Hot Reset Request to the downstream device */ -+#define PCIE_ASPM_CR_REQ_EXIT_L1 0x00000002 /* Request to Exit L1 */ -+#define PCIE_ASPM_CR_REQ_ENTER_L1 0x00000004 /* Request to Enter L1 */ -+ -+/* Vendor Message DW0 Register */ -+#define PCIE_VM_MSG_DW0(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x50) -+#define PCIE_VM_MSG_DW0_TYPE 0x0000001F /* Message type */ -+#define PCIE_VM_MSG_DW0_TYPE_S 0 -+#define PCIE_VM_MSG_DW0_FORMAT 0x00000060 /* Format */ -+#define PCIE_VM_MSG_DW0_FORMAT_S 5 -+#define PCIE_VM_MSG_DW0_TC 0x00007000 /* Traffic Class */ -+#define PCIE_VM_MSG_DW0_TC_S 12 -+#define PCIE_VM_MSG_DW0_ATTR 0x000C0000 /* Atrributes */ -+#define PCIE_VM_MSG_DW0_ATTR_S 18 -+#define PCIE_VM_MSG_DW0_EP_TLP 0x00100000 /* Poisoned TLP */ -+#define PCIE_VM_MSG_DW0_TD 0x00200000 /* TLP Digest */ -+#define PCIE_VM_MSG_DW0_LEN 0xFFC00000 /* Length */ -+#define PCIE_VM_MSG_DW0_LEN_S 22 -+ -+/* Format Definition */ -+enum { -+ PCIE_VM_MSG_FORMAT_00 = 0, /* 3DW Hdr, no data*/ -+ PCIE_VM_MSG_FORMAT_01, /* 4DW Hdr, no data */ -+ PCIE_VM_MSG_FORMAT_10, /* 3DW Hdr, with data */ -+ PCIE_VM_MSG_FORMAT_11, /* 4DW Hdr, with data */ -+}; -+ -+/* Traffic Class Definition */ -+enum { -+ PCIE_VM_MSG_TC0 = 0, -+ PCIE_VM_MSG_TC1, -+ PCIE_VM_MSG_TC2, -+ PCIE_VM_MSG_TC3, -+ PCIE_VM_MSG_TC4, -+ PCIE_VM_MSG_TC5, -+ PCIE_VM_MSG_TC6, -+ PCIE_VM_MSG_TC7, -+}; -+ -+/* Attributes Definition */ -+enum { -+ PCIE_VM_MSG_ATTR_00 = 0, /* RO and No Snoop cleared */ -+ PCIE_VM_MSG_ATTR_01, /* RO cleared , No Snoop set */ -+ PCIE_VM_MSG_ATTR_10, /* RO set, No Snoop cleared*/ -+ PCIE_VM_MSG_ATTR_11, /* RO and No Snoop set */ -+}; -+ -+/* Payload Size Definition */ -+#define PCIE_VM_MSG_LEN_MIN 0 -+#define PCIE_VM_MSG_LEN_MAX 1024 -+ -+/* Vendor Message DW1 Register */ -+#define PCIE_VM_MSG_DW1(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x54) -+#define PCIE_VM_MSG_DW1_FUNC_NUM 0x00000070 /* Function Number */ -+#define PCIE_VM_MSG_DW1_FUNC_NUM_S 8 -+#define PCIE_VM_MSG_DW1_CODE 0x00FF0000 /* Message Code */ -+#define PCIE_VM_MSG_DW1_CODE_S 16 -+#define PCIE_VM_MSG_DW1_TAG 0xFF000000 /* Tag */ -+#define PCIE_VM_MSG_DW1_TAG_S 24 -+ -+#define PCIE_VM_MSG_DW2(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x58) -+#define PCIE_VM_MSG_DW3(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x5C) -+ -+/* Vendor Message Request Register */ -+#define PCIE_VM_MSG_REQR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x60) -+#define PCIE_VM_MSG_REQR_REQ 0x00000001 /* Vendor Message Request */ -+ -+ -+/* AHB Slave Side Band Control Register */ -+#define PCIE_AHB_SSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x70) -+#define PCIE_AHB_SSB_REQ_BCM 0x00000001 /* Slave Reques BCM filed */ -+#define PCIE_AHB_SSB_REQ_EP 0x00000002 /* Slave Reques EP filed */ -+#define PCIE_AHB_SSB_REQ_TD 0x00000004 /* Slave Reques TD filed */ -+#define PCIE_AHB_SSB_REQ_ATTR 0x00000018 /* Slave Reques Attribute number */ -+#define PCIE_AHB_SSB_REQ_ATTR_S 3 -+#define PCIE_AHB_SSB_REQ_TC 0x000000E0 /* Slave Request TC Field */ -+#define PCIE_AHB_SSB_REQ_TC_S 5 -+ -+/* AHB Master SideBand Ctrl Register */ -+#define PCIE_AHB_MSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x74) -+#define PCIE_AHB_MSB_RESP_ATTR 0x00000003 /* Master Response Attribute number */ -+#define PCIE_AHB_MSB_RESP_ATTR_S 0 -+#define PCIE_AHB_MSB_RESP_BAD_EOT 0x00000004 /* Master Response Badeot filed */ -+#define PCIE_AHB_MSB_RESP_BCM 0x00000008 /* Master Response BCM filed */ -+#define PCIE_AHB_MSB_RESP_EP 0x00000010 /* Master Response EP filed */ -+#define PCIE_AHB_MSB_RESP_TD 0x00000020 /* Master Response TD filed */ -+#define PCIE_AHB_MSB_RESP_FUN_NUM 0x000003C0 /* Master Response Function number */ -+#define PCIE_AHB_MSB_RESP_FUN_NUM_S 6 -+ -+/* AHB Control Register, fixed bus enumeration exception */ -+#define PCIE_AHB_CTRL(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x78) -+#define PCIE_AHB_CTRL_BUS_ERROR_SUPPRESS 0x00000001 -+ -+/* Interrupt Enalbe Register */ -+#define PCIE_IRNEN(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF4) -+#define PCIE_IRNCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF8) -+#define PCIE_IRNICR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xFC) -+ -+/* PCIe interrupt enable/control/capture register definition */ -+#define PCIE_IRN_AER_REPORT 0x00000001 /* AER Interrupt */ -+#define PCIE_IRN_AER_MSIX 0x00000002 /* Advanced Error MSI-X Interrupt */ -+#define PCIE_IRN_PME 0x00000004 /* PME Interrupt */ -+#define PCIE_IRN_HOTPLUG 0x00000008 /* Hotplug Interrupt */ -+#define PCIE_IRN_RX_VDM_MSG 0x00000010 /* Vendor-Defined Message Interrupt */ -+#define PCIE_IRN_RX_CORRECTABLE_ERR_MSG 0x00000020 /* Correctable Error Message Interrupt */ -+#define PCIE_IRN_RX_NON_FATAL_ERR_MSG 0x00000040 /* Non-fatal Error Message */ -+#define PCIE_IRN_RX_FATAL_ERR_MSG 0x00000080 /* Fatal Error Message */ -+#define PCIE_IRN_RX_PME_MSG 0x00000100 /* PME Message Interrupt */ -+#define PCIE_IRN_RX_PME_TURNOFF_ACK 0x00000200 /* PME Turnoff Ack Message Interrupt */ -+#define PCIE_IRN_AHB_BR_FATAL_ERR 0x00000400 /* AHB Fatal Error Interrupt */ -+#define PCIE_IRN_LINK_AUTO_BW_STATUS 0x00000800 /* Link Auto Bandwidth Status Interrupt */ -+#define PCIE_IRN_BW_MGT 0x00001000 /* Bandwidth Managment Interrupt */ -+#define PCIE_IRN_INTA 0x00002000 /* INTA */ -+#define PCIE_IRN_INTB 0x00004000 /* INTB */ -+#define PCIE_IRN_INTC 0x00008000 /* INTC */ -+#define PCIE_IRN_INTD 0x00010000 /* INTD */ -+#define PCIE_IRN_WAKEUP 0x00020000 /* Wake up Interrupt */ -+ -+#define PCIE_RC_CORE_COMBINED_INT (PCIE_IRN_AER_REPORT | PCIE_IRN_AER_MSIX | PCIE_IRN_PME | \ -+ PCIE_IRN_HOTPLUG | PCIE_IRN_RX_VDM_MSG | PCIE_IRN_RX_CORRECTABLE_ERR_MSG |\ -+ PCIE_IRN_RX_NON_FATAL_ERR_MSG | PCIE_IRN_RX_FATAL_ERR_MSG | \ -+ PCIE_IRN_RX_PME_MSG | PCIE_IRN_RX_PME_TURNOFF_ACK | PCIE_IRN_AHB_BR_FATAL_ERR | \ -+ PCIE_IRN_LINK_AUTO_BW_STATUS | PCIE_IRN_BW_MGT) -+/* PCIe RC Configuration Register */ -+#define PCIE_VDID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x00) -+ -+/* Bit definition from pci_reg.h */ -+#define PCIE_PCICMDSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x04) -+#define PCIE_CCRID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x08) -+#define PCIE_CLSLTHTBR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x0C) /* EP only */ -+/* BAR0, BAR1,Only necessary if the bridges implements a device-specific register set or memory buffer */ -+#define PCIE_BAR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10) /* Not used*/ -+#define PCIE_BAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14) /* Not used */ -+ -+#define PCIE_BNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x18) /* Mandatory */ -+/* Bus Number Register bits */ -+#define PCIE_BNR_PRIMARY_BUS_NUM 0x000000FF -+#define PCIE_BNR_PRIMARY_BUS_NUM_S 0 -+#define PCIE_PNR_SECONDARY_BUS_NUM 0x0000FF00 -+#define PCIE_PNR_SECONDARY_BUS_NUM_S 8 -+#define PCIE_PNR_SUB_BUS_NUM 0x00FF0000 -+#define PCIE_PNR_SUB_BUS_NUM_S 16 -+ -+/* IO Base/Limit Register bits */ -+#define PCIE_IOBLSECS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x1C) /* RC only */ -+#define PCIE_IOBLSECS_32BIT_IO_ADDR 0x00000001 -+#define PCIE_IOBLSECS_IO_BASE_ADDR 0x000000F0 -+#define PCIE_IOBLSECS_IO_BASE_ADDR_S 4 -+#define PCIE_IOBLSECS_32BIT_IOLIMT 0x00000100 -+#define PCIE_IOBLSECS_IO_LIMIT_ADDR 0x0000F000 -+#define PCIE_IOBLSECS_IO_LIMIT_ADDR_S 12 -+ -+/* Non-prefetchable Memory Base/Limit Register bit */ -+#define PCIE_MBML(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x20) /* RC only */ -+#define PCIE_MBML_MEM_BASE_ADDR 0x0000FFF0 -+#define PCIE_MBML_MEM_BASE_ADDR_S 4 -+#define PCIE_MBML_MEM_LIMIT_ADDR 0xFFF00000 -+#define PCIE_MBML_MEM_LIMIT_ADDR_S 20 -+ -+/* Prefetchable Memory Base/Limit Register bit */ -+#define PCIE_PMBL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x24) /* RC only */ -+#define PCIE_PMBL_64BIT_ADDR 0x00000001 -+#define PCIE_PMBL_UPPER_12BIT 0x0000FFF0 -+#define PCIE_PMBL_UPPER_12BIT_S 4 -+#define PCIE_PMBL_E64MA 0x00010000 -+#define PCIE_PMBL_END_ADDR 0xFFF00000 -+#define PCIE_PMBL_END_ADDR_S 20 -+#define PCIE_PMBU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x28) /* RC only */ -+#define PCIE_PMLU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x2C) /* RC only */ -+ -+/* I/O Base/Limit Upper 16 bits register */ -+#define PCIE_IO_BANDL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x30) /* RC only */ -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE 0x0000FFFF -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE_S 0 -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT 0xFFFF0000 -+#define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT_S 16 -+ -+#define PCIE_CPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x34) -+#define PCIE_EBBAR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x38) -+ -+/* Interrupt and Secondary Bridge Control Register */ -+#define PCIE_INTRBCTRL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x3C) -+ -+#define PCIE_INTRBCTRL_INT_LINE 0x000000FF -+#define PCIE_INTRBCTRL_INT_LINE_S 0 -+#define PCIE_INTRBCTRL_INT_PIN 0x0000FF00 -+#define PCIE_INTRBCTRL_INT_PIN_S 8 -+#define PCIE_INTRBCTRL_PARITY_ERR_RESP_ENABLE 0x00010000 /* #PERR */ -+#define PCIE_INTRBCTRL_SERR_ENABLE 0x00020000 /* #SERR */ -+#define PCIE_INTRBCTRL_ISA_ENABLE 0x00040000 /* ISA enable, IO 64KB only */ -+#define PCIE_INTRBCTRL_VGA_ENABLE 0x00080000 /* VGA enable */ -+#define PCIE_INTRBCTRL_VGA_16BIT_DECODE 0x00100000 /* VGA 16bit decode */ -+#define PCIE_INTRBCTRL_RST_SECONDARY_BUS 0x00400000 /* Secondary bus rest, hot rest, 1ms */ -+/* Others are read only */ -+enum { -+ PCIE_INTRBCTRL_INT_NON = 0, -+ PCIE_INTRBCTRL_INTA, -+ PCIE_INTRBCTRL_INTB, -+ PCIE_INTRBCTRL_INTC, -+ PCIE_INTRBCTRL_INTD, -+}; -+ -+#define PCIE_PM_CAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x40) -+ -+/* Power Management Control and Status Register */ -+#define PCIE_PM_CSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x44) -+ -+#define PCIE_PM_CSR_POWER_STATE 0x00000003 /* Power State */ -+#define PCIE_PM_CSR_POWER_STATE_S 0 -+#define PCIE_PM_CSR_SW_RST 0x00000008 /* Soft Reset Enabled */ -+#define PCIE_PM_CSR_PME_ENABLE 0x00000100 /* PME Enable */ -+#define PCIE_PM_CSR_PME_STATUS 0x00008000 /* PME status */ -+ -+/* MSI Capability Register for EP */ -+#define PCIE_MCAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x50) -+ -+#define PCIE_MCAPR_MSI_CAP_ID 0x000000FF /* MSI Capability ID */ -+#define PCIE_MCAPR_MSI_CAP_ID_S 0 -+#define PCIE_MCAPR_MSI_NEXT_CAP_PTR 0x0000FF00 /* Next Capability Pointer */ -+#define PCIE_MCAPR_MSI_NEXT_CAP_PTR_S 8 -+#define PCIE_MCAPR_MSI_ENABLE 0x00010000 /* MSI Enable */ -+#define PCIE_MCAPR_MULTI_MSG_CAP 0x000E0000 /* Multiple Message Capable */ -+#define PCIE_MCAPR_MULTI_MSG_CAP_S 17 -+#define PCIE_MCAPR_MULTI_MSG_ENABLE 0x00700000 /* Multiple Message Enable */ -+#define PCIE_MCAPR_MULTI_MSG_ENABLE_S 20 -+#define PCIE_MCAPR_ADDR64_CAP 0X00800000 /* 64-bit Address Capable */ -+ -+/* MSI Message Address Register */ -+#define PCIE_MA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x54) -+ -+#define PCIE_MA_ADDR_MASK 0xFFFFFFFC /* Message Address */ -+ -+/* MSI Message Upper Address Register */ -+#define PCIE_MUA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x58) -+ -+/* MSI Message Data Register */ -+#define PCIE_MD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x5C) -+ -+#define PCIE_MD_DATA 0x0000FFFF /* Message Data */ -+#define PCIE_MD_DATA_S 0 -+ -+/* PCI Express Capability Register */ -+#define PCIE_XCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70) -+ -+#define PCIE_XCAP_ID 0x000000FF /* PCI Express Capability ID */ -+#define PCIE_XCAP_ID_S 0 -+#define PCIE_XCAP_NEXT_CAP 0x0000FF00 /* Next Capability Pointer */ -+#define PCIE_XCAP_NEXT_CAP_S 8 -+#define PCIE_XCAP_VER 0x000F0000 /* PCI Express Capability Version */ -+#define PCIE_XCAP_VER_S 16 -+#define PCIE_XCAP_DEV_PORT_TYPE 0x00F00000 /* Device Port Type */ -+#define PCIE_XCAP_DEV_PORT_TYPE_S 20 -+#define PCIE_XCAP_SLOT_IMPLEMENTED 0x01000000 /* Slot Implemented */ -+#define PCIE_XCAP_MSG_INT_NUM 0x3E000000 /* Interrupt Message Number */ -+#define PCIE_XCAP_MSG_INT_NUM_S 25 -+ -+/* Device Capability Register */ -+#define PCIE_DCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74) -+ -+#define PCIE_DCAP_MAX_PAYLOAD_SIZE 0x00000007 /* Max Payload size */ -+#define PCIE_DCAP_MAX_PAYLOAD_SIZE_S 0 -+#define PCIE_DCAP_PHANTOM_FUNC 0x00000018 /* Phanton Function, not supported */ -+#define PCIE_DCAP_PHANTOM_FUNC_S 3 -+#define PCIE_DCAP_EXT_TAG 0x00000020 /* Extended Tag Field */ -+#define PCIE_DCAP_EP_L0S_LATENCY 0x000001C0 /* EP L0s latency only */ -+#define PCIE_DCAP_EP_L0S_LATENCY_S 6 -+#define PCIE_DCAP_EP_L1_LATENCY 0x00000E00 /* EP L1 latency only */ -+#define PCIE_DCAP_EP_L1_LATENCY_S 9 -+#define PCIE_DCAP_ROLE_BASE_ERR_REPORT 0x00008000 /* Role Based ERR */ -+ -+/* Maximum payload size supported */ -+enum { -+ PCIE_MAX_PAYLOAD_128 = 0, -+ PCIE_MAX_PAYLOAD_256, -+ PCIE_MAX_PAYLOAD_512, -+ PCIE_MAX_PAYLOAD_1024, -+ PCIE_MAX_PAYLOAD_2048, -+ PCIE_MAX_PAYLOAD_4096, -+}; -+ -+/* Device Control and Status Register */ -+#define PCIE_DCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x78) -+ -+#define PCIE_DCTLSTS_CORRECTABLE_ERR_EN 0x00000001 /* COR-ERR */ -+#define PCIE_DCTLSTS_NONFATAL_ERR_EN 0x00000002 /* Non-fatal ERR */ -+#define PCIE_DCTLSTS_FATAL_ERR_EN 0x00000004 /* Fatal ERR */ -+#define PCIE_DCTLSYS_UR_REQ_EN 0x00000008 /* UR ERR */ -+#define PCIE_DCTLSTS_RELAXED_ORDERING_EN 0x00000010 /* Enable relaxing ordering */ -+#define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE 0x000000E0 /* Max payload mask */ -+#define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE_S 5 -+#define PCIE_DCTLSTS_EXT_TAG_EN 0x00000100 /* Extended tag field */ -+#define PCIE_DCTLSTS_PHANTOM_FUNC_EN 0x00000200 /* Phantom Function Enable */ -+#define PCIE_DCTLSTS_AUX_PM_EN 0x00000400 /* AUX Power PM Enable */ -+#define PCIE_DCTLSTS_NO_SNOOP_EN 0x00000800 /* Enable no snoop, except root port*/ -+#define PCIE_DCTLSTS_MAX_READ_SIZE 0x00007000 /* Max Read Request size*/ -+#define PCIE_DCTLSTS_MAX_READ_SIZE_S 12 -+#define PCIE_DCTLSTS_CORRECTABLE_ERR 0x00010000 /* COR-ERR Detected */ -+#define PCIE_DCTLSTS_NONFATAL_ERR 0x00020000 /* Non-Fatal ERR Detected */ -+#define PCIE_DCTLSTS_FATAL_ER 0x00040000 /* Fatal ERR Detected */ -+#define PCIE_DCTLSTS_UNSUPPORTED_REQ 0x00080000 /* UR Detected */ -+#define PCIE_DCTLSTS_AUX_POWER 0x00100000 /* Aux Power Detected */ -+#define PCIE_DCTLSTS_TRANSACT_PENDING 0x00200000 /* Transaction pending */ -+ -+#define PCIE_DCTLSTS_ERR_EN (PCIE_DCTLSTS_CORRECTABLE_ERR_EN | \ -+ PCIE_DCTLSTS_NONFATAL_ERR_EN | PCIE_DCTLSTS_FATAL_ERR_EN | \ -+ PCIE_DCTLSYS_UR_REQ_EN) -+ -+/* Link Capability Register */ -+#define PCIE_LCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7C) -+#define PCIE_LCAP_MAX_LINK_SPEED 0x0000000F /* Max link speed, 0x1 by default */ -+#define PCIE_LCAP_MAX_LINK_SPEED_S 0 -+#define PCIE_LCAP_MAX_LENGTH_WIDTH 0x000003F0 /* Maxium Length Width */ -+#define PCIE_LCAP_MAX_LENGTH_WIDTH_S 4 -+#define PCIE_LCAP_ASPM_LEVEL 0x00000C00 /* Active State Link PM Support */ -+#define PCIE_LCAP_ASPM_LEVEL_S 10 -+#define PCIE_LCAP_L0S_EIXT_LATENCY 0x00007000 /* L0s Exit Latency */ -+#define PCIE_LCAP_L0S_EIXT_LATENCY_S 12 -+#define PCIE_LCAP_L1_EXIT_LATENCY 0x00038000 /* L1 Exit Latency */ -+#define PCIE_LCAP_L1_EXIT_LATENCY_S 15 -+#define PCIE_LCAP_CLK_PM 0x00040000 /* Clock Power Management */ -+#define PCIE_LCAP_SDER 0x00080000 /* Surprise Down Error Reporting */ -+#define PCIE_LCAP_DLL_ACTIVE_REPROT 0x00100000 /* Data Link Layer Active Reporting Capable */ -+#define PCIE_LCAP_PORT_NUM 0xFF0000000 /* Port number */ -+#define PCIE_LCAP_PORT_NUM_S 24 -+ -+/* Maximum Length width definition */ -+#define PCIE_MAX_LENGTH_WIDTH_RES 0x00 -+#define PCIE_MAX_LENGTH_WIDTH_X1 0x01 /* Default */ -+#define PCIE_MAX_LENGTH_WIDTH_X2 0x02 -+#define PCIE_MAX_LENGTH_WIDTH_X4 0x04 -+#define PCIE_MAX_LENGTH_WIDTH_X8 0x08 -+#define PCIE_MAX_LENGTH_WIDTH_X12 0x0C -+#define PCIE_MAX_LENGTH_WIDTH_X16 0x10 -+#define PCIE_MAX_LENGTH_WIDTH_X32 0x20 -+ -+/* Active State Link PM definition */ -+enum { -+ PCIE_ASPM_RES0 = 0, -+ PCIE_ASPM_L0S_ENTRY_SUPPORT, /* L0s */ -+ PCIE_ASPM_RES1, -+ PCIE_ASPM_L0S_L1_ENTRY_SUPPORT, /* L0s and L1, default */ -+}; -+ -+/* L0s Exit Latency definition */ -+enum { -+ PCIE_L0S_EIXT_LATENCY_L64NS = 0, /* < 64 ns */ -+ PCIE_L0S_EIXT_LATENCY_B64A128, /* > 64 ns < 128 ns */ -+ PCIE_L0S_EIXT_LATENCY_B128A256, /* > 128 ns < 256 ns */ -+ PCIE_L0S_EIXT_LATENCY_B256A512, /* > 256 ns < 512 ns */ -+ PCIE_L0S_EIXT_LATENCY_B512TO1U, /* > 512 ns < 1 us */ -+ PCIE_L0S_EIXT_LATENCY_B1A2U, /* > 1 us < 2 us */ -+ PCIE_L0S_EIXT_LATENCY_B2A4U, /* > 2 us < 4 us */ -+ PCIE_L0S_EIXT_LATENCY_M4US, /* > 4 us */ -+}; -+ -+/* L1 Exit Latency definition */ -+enum { -+ PCIE_L1_EXIT_LATENCY_L1US = 0, /* < 1 us */ -+ PCIE_L1_EXIT_LATENCY_B1A2, /* > 1 us < 2 us */ -+ PCIE_L1_EXIT_LATENCY_B2A4, /* > 2 us < 4 us */ -+ PCIE_L1_EXIT_LATENCY_B4A8, /* > 4 us < 8 us */ -+ PCIE_L1_EXIT_LATENCY_B8A16, /* > 8 us < 16 us */ -+ PCIE_L1_EXIT_LATENCY_B16A32, /* > 16 us < 32 us */ -+ PCIE_L1_EXIT_LATENCY_B32A64, /* > 32 us < 64 us */ -+ PCIE_L1_EXIT_LATENCY_M64US, /* > 64 us */ -+}; -+ -+/* Link Control and Status Register */ -+#define PCIE_LCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x80) -+#define PCIE_LCTLSTS_ASPM_ENABLE 0x00000003 /* Active State Link PM Control */ -+#define PCIE_LCTLSTS_ASPM_ENABLE_S 0 -+#define PCIE_LCTLSTS_RCB128 0x00000008 /* Read Completion Boundary 128*/ -+#define PCIE_LCTLSTS_LINK_DISABLE 0x00000010 /* Link Disable */ -+#define PCIE_LCTLSTS_RETRIAN_LINK 0x00000020 /* Retrain Link */ -+#define PCIE_LCTLSTS_COM_CLK_CFG 0x00000040 /* Common Clock Configuration */ -+#define PCIE_LCTLSTS_EXT_SYNC 0x00000080 /* Extended Synch */ -+#define PCIE_LCTLSTS_CLK_PM_EN 0x00000100 /* Enable Clock Powerm Management */ -+#define PCIE_LCTLSTS_LINK_SPEED 0x000F0000 /* Link Speed */ -+#define PCIE_LCTLSTS_LINK_SPEED_S 16 -+#define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH 0x03F00000 /* Negotiated Link Width */ -+#define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH_S 20 -+#define PCIE_LCTLSTS_RETRAIN_PENDING 0x08000000 /* Link training is ongoing */ -+#define PCIE_LCTLSTS_SLOT_CLK_CFG 0x10000000 /* Slot Clock Configuration */ -+#define PCIE_LCTLSTS_DLL_ACTIVE 0x20000000 /* Data Link Layer Active */ -+ -+/* Slot Capabilities Register */ -+#define PCIE_SLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x84) -+ -+/* Slot Capabilities */ -+#define PCIE_SLCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x88) -+ -+/* Root Control and Capability Register */ -+#define PCIE_RCTLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x8C) -+#define PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR 0x00000001 /* #SERR on COR-ERR */ -+#define PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR 0x00000002 /* #SERR on Non-Fatal ERR */ -+#define PCIE_RCTLCAP_SERR_ON_FATAL_ERR 0x00000004 /* #SERR on Fatal ERR */ -+#define PCIE_RCTLCAP_PME_INT_EN 0x00000008 /* PME Interrupt Enable */ -+#define PCIE_RCTLCAP_SERR_ENABLE (PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR | \ -+ PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR | PCIE_RCTLCAP_SERR_ON_FATAL_ERR) -+/* Root Status Register */ -+#define PCIE_RSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x90) -+#define PCIE_RSTS_PME_REQ_ID 0x0000FFFF /* PME Request ID */ -+#define PCIE_RSTS_PME_REQ_ID_S 0 -+#define PCIE_RSTS_PME_STATUS 0x00010000 /* PME Status */ -+#define PCIE_RSTS_PME_PENDING 0x00020000 /* PME Pending */ -+ -+/* PCI Express Enhanced Capability Header */ -+#define PCIE_ENHANCED_CAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x100) -+#define PCIE_ENHANCED_CAP_ID 0x0000FFFF /* PCI Express Extended Capability ID */ -+#define PCIE_ENHANCED_CAP_ID_S 0 -+#define PCIE_ENHANCED_CAP_VER 0x000F0000 /* Capability Version */ -+#define PCIE_ENHANCED_CAP_VER_S 16 -+#define PCIE_ENHANCED_CAP_NEXT_OFFSET 0xFFF00000 /* Next Capability Offset */ -+#define PCIE_ENHANCED_CAP_NEXT_OFFSET_S 20 -+ -+/* Uncorrectable Error Status Register */ -+#define PCIE_UES_R(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x104) -+#define PCIE_DATA_LINK_PROTOCOL_ERR 0x00000010 /* Data Link Protocol Error Status */ -+#define PCIE_SURPRISE_DOWN_ERROR 0x00000020 /* Surprise Down Error Status */ -+#define PCIE_POISONED_TLP 0x00001000 /* Poisoned TLP Status */ -+#define PCIE_FC_PROTOCOL_ERR 0x00002000 /* Flow Control Protocol Error Status */ -+#define PCIE_COMPLETION_TIMEOUT 0x00004000 /* Completion Timeout Status */ -+#define PCIE_COMPLETOR_ABORT 0x00008000 /* Completer Abort Error */ -+#define PCIE_UNEXPECTED_COMPLETION 0x00010000 /* Unexpected Completion Status */ -+#define PCIE_RECEIVER_OVERFLOW 0x00020000 /* Receive Overflow Status */ -+#define PCIE_MALFORNED_TLP 0x00040000 /* Malformed TLP Stauts */ -+#define PCIE_ECRC_ERR 0x00080000 /* ECRC Error Stauts */ -+#define PCIE_UR_REQ 0x00100000 /* Unsupported Request Error Status */ -+#define PCIE_ALL_UNCORRECTABLE_ERR (PCIE_DATA_LINK_PROTOCOL_ERR | PCIE_SURPRISE_DOWN_ERROR | \ -+ PCIE_POISONED_TLP | PCIE_FC_PROTOCOL_ERR | PCIE_COMPLETION_TIMEOUT | \ -+ PCIE_COMPLETOR_ABORT | PCIE_UNEXPECTED_COMPLETION | PCIE_RECEIVER_OVERFLOW |\ -+ PCIE_MALFORNED_TLP | PCIE_ECRC_ERR | PCIE_UR_REQ) -+ -+/* Uncorrectable Error Mask Register, Mask means no report */ -+#define PCIE_UEMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x108) -+ -+/* Uncorrectable Error Severity Register */ -+#define PCIE_UESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10C) -+ -+/* Correctable Error Status Register */ -+#define PCIE_CESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x110) -+#define PCIE_RX_ERR 0x00000001 /* Receive Error Status */ -+#define PCIE_BAD_TLP 0x00000040 /* Bad TLP Status */ -+#define PCIE_BAD_DLLP 0x00000080 /* Bad DLLP Status */ -+#define PCIE_REPLAY_NUM_ROLLOVER 0x00000100 /* Replay Number Rollover Status */ -+#define PCIE_REPLAY_TIMER_TIMEOUT_ERR 0x00001000 /* Reply Timer Timeout Status */ -+#define PCIE_ADVISORY_NONFTAL_ERR 0x00002000 /* Advisory Non-Fatal Error Status */ -+#define PCIE_CORRECTABLE_ERR (PCIE_RX_ERR | PCIE_BAD_TLP | PCIE_BAD_DLLP | PCIE_REPLAY_NUM_ROLLOVER |\ -+ PCIE_REPLAY_TIMER_TIMEOUT_ERR | PCIE_ADVISORY_NONFTAL_ERR) -+ -+/* Correctable Error Mask Register */ -+#define PCIE_CEMR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x114) -+ -+/* Advanced Error Capabilities and Control Register */ -+#define PCIE_AECCR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x118) -+#define PCIE_AECCR_FIRST_ERR_PTR 0x0000001F /* First Error Pointer */ -+#define PCIE_AECCR_FIRST_ERR_PTR_S 0 -+#define PCIE_AECCR_ECRC_GEN_CAP 0x00000020 /* ECRC Generation Capable */ -+#define PCIE_AECCR_ECRC_GEN_EN 0x00000040 /* ECRC Generation Enable */ -+#define PCIE_AECCR_ECRC_CHECK_CAP 0x00000080 /* ECRC Check Capable */ -+#define PCIE_AECCR_ECRC_CHECK_EN 0x00000100 /* ECRC Check Enable */ -+ -+/* Header Log Register 1 */ -+#define PCIE_HLR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x11C) -+ -+/* Header Log Register 2 */ -+#define PCIE_HLR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x120) -+ -+/* Header Log Register 3 */ -+#define PCIE_HLR3(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x124) -+ -+/* Header Log Register 4 */ -+#define PCIE_HLR4(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x128) -+ -+/* Root Error Command Register */ -+#define PCIE_RECR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x12C) -+#define PCIE_RECR_CORRECTABLE_ERR_REPORT_EN 0x00000001 /* COR-ERR */ -+#define PCIE_RECR_NONFATAL_ERR_REPORT_EN 0x00000002 /* Non-Fatal ERR */ -+#define PCIE_RECR_FATAL_ERR_REPORT_EN 0x00000004 /* Fatal ERR */ -+#define PCIE_RECR_ERR_REPORT_EN (PCIE_RECR_CORRECTABLE_ERR_REPORT_EN | \ -+ PCIE_RECR_NONFATAL_ERR_REPORT_EN | PCIE_RECR_FATAL_ERR_REPORT_EN) -+ -+/* Root Error Status Register */ -+#define PCIE_RESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x130) -+#define PCIE_RESR_CORRECTABLE_ERR 0x00000001 /* COR-ERR Receveid */ -+#define PCIE_RESR_MULTI_CORRECTABLE_ERR 0x00000002 /* Multiple COR-ERR Received */ -+#define PCIE_RESR_FATAL_NOFATAL_ERR 0x00000004 /* ERR Fatal/Non-Fatal Received */ -+#define PCIE_RESR_MULTI_FATAL_NOFATAL_ERR 0x00000008 /* Multiple ERR Fatal/Non-Fatal Received */ -+#define PCIE_RESR_FIRST_UNCORRECTABLE_FATAL_ERR 0x00000010 /* First UN-COR Fatal */ -+#define PCIR_RESR_NON_FATAL_ERR 0x00000020 /* Non-Fatal Error Message Received */ -+#define PCIE_RESR_FATAL_ERR 0x00000040 /* Fatal Message Received */ -+#define PCIE_RESR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */ -+#define PCIE_RESR_AER_INT_MSG_NUM_S 27 -+ -+/* Error Source Indentification Register */ -+#define PCIE_ESIR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x134) -+#define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID 0x0000FFFF -+#define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID_S 0 -+#define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID 0xFFFF0000 -+#define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID_S 16 -+ -+/* VC Enhanced Capability Header */ -+#define PCIE_VC_ECH(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x140) -+ -+/* Port VC Capability Register */ -+#define PCIE_PVC1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x144) -+#define PCIE_PVC1_EXT_VC_CNT 0x00000007 /* Extended VC Count */ -+#define PCIE_PVC1_EXT_VC_CNT_S 0 -+#define PCIE_PVC1_LOW_PRI_EXT_VC_CNT 0x00000070 /* Low Priority Extended VC Count */ -+#define PCIE_PVC1_LOW_PRI_EXT_VC_CNT_S 4 -+#define PCIE_PVC1_REF_CLK 0x00000300 /* Reference Clock */ -+#define PCIE_PVC1_REF_CLK_S 8 -+#define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE 0x00000C00 /* Port Arbitration Table Entry Size */ -+#define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE_S 10 -+ -+/* Extended Virtual Channel Count Defintion */ -+#define PCIE_EXT_VC_CNT_MIN 0 -+#define PCIE_EXT_VC_CNT_MAX 7 -+ -+/* Port Arbitration Table Entry Size Definition */ -+enum { -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S1BIT = 0, -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S2BIT, -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S4BIT, -+ PCIE_PORT_ARB_TAB_ENTRY_SIZE_S8BIT, -+}; -+ -+/* Port VC Capability Register 2 */ -+#define PCIE_PVC2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x148) -+#define PCIE_PVC2_VC_ARB_16P_FIXED_WRR 0x00000001 /* HW Fixed arbitration, 16 phase WRR */ -+#define PCIE_PVC2_VC_ARB_32P_WRR 0x00000002 /* 32 phase WRR */ -+#define PCIE_PVC2_VC_ARB_64P_WRR 0x00000004 /* 64 phase WRR */ -+#define PCIE_PVC2_VC_ARB_128P_WRR 0x00000008 /* 128 phase WRR */ -+#define PCIE_PVC2_VC_ARB_WRR 0x0000000F -+#define PCIE_PVC2_VC_ARB_TAB_OFFSET 0xFF000000 /* VC arbitration table offset, not support */ -+#define PCIE_PVC2_VC_ARB_TAB_OFFSET_S 24 -+ -+/* Port VC Control and Status Register */ -+#define PCIE_PVCCRSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14C) -+#define PCIE_PVCCRSR_LOAD_VC_ARB_TAB 0x00000001 /* Load VC Arbitration Table */ -+#define PCIE_PVCCRSR_VC_ARB_SEL 0x0000000E /* VC Arbitration Select */ -+#define PCIE_PVCCRSR_VC_ARB_SEL_S 1 -+#define PCIE_PVCCRSR_VC_ARB_TAB_STATUS 0x00010000 /* Arbitration Status */ -+ -+/* VC0 Resource Capability Register */ -+#define PCIE_VC0_RC(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x150) -+#define PCIE_VC0_RC_PORT_ARB_HW_FIXED 0x00000001 /* HW Fixed arbitration */ -+#define PCIE_VC0_RC_PORT_ARB_32P_WRR 0x00000002 /* 32 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_64P_WRR 0x00000004 /* 64 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_128P_WRR 0x00000008 /* 128 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_TM_128P_WRR 0x00000010 /* Time-based 128 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB_TM_256P_WRR 0x00000020 /* Time-based 256 phase WRR */ -+#define PCIE_VC0_RC_PORT_ARB (PCIE_VC0_RC_PORT_ARB_HW_FIXED | PCIE_VC0_RC_PORT_ARB_32P_WRR |\ -+ PCIE_VC0_RC_PORT_ARB_64P_WRR | PCIE_VC0_RC_PORT_ARB_128P_WRR | \ -+ PCIE_VC0_RC_PORT_ARB_TM_128P_WRR | PCIE_VC0_RC_PORT_ARB_TM_256P_WRR) -+ -+#define PCIE_VC0_RC_REJECT_SNOOP 0x00008000 /* Reject Snoop Transactioin */ -+#define PCIE_VC0_RC_MAX_TIMESLOTS 0x007F0000 /* Maximum time Slots */ -+#define PCIE_VC0_RC_MAX_TIMESLOTS_S 16 -+#define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET 0xFF000000 /* Port Arbitration Table Offset */ -+#define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET_S 24 -+ -+/* VC0 Resource Control Register */ -+#define PCIE_VC0_RC0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x154) -+#define PCIE_VC0_RC0_TVM0 0x00000001 /* TC0 and VC0 */ -+#define PCIE_VC0_RC0_TVM1 0x00000002 /* TC1 and VC1 */ -+#define PCIE_VC0_RC0_TVM2 0x00000004 /* TC2 and VC2 */ -+#define PCIE_VC0_RC0_TVM3 0x00000008 /* TC3 and VC3 */ -+#define PCIE_VC0_RC0_TVM4 0x00000010 /* TC4 and VC4 */ -+#define PCIE_VC0_RC0_TVM5 0x00000020 /* TC5 and VC5 */ -+#define PCIE_VC0_RC0_TVM6 0x00000040 /* TC6 and VC6 */ -+#define PCIE_VC0_RC0_TVM7 0x00000080 /* TC7 and VC7 */ -+#define PCIE_VC0_RC0_TC_VC 0x000000FF /* TC/VC mask */ -+ -+#define PCIE_VC0_RC0_LOAD_PORT_ARB_TAB 0x00010000 /* Load Port Arbitration Table */ -+#define PCIE_VC0_RC0_PORT_ARB_SEL 0x000E0000 /* Port Arbitration Select */ -+#define PCIE_VC0_RC0_PORT_ARB_SEL_S 17 -+#define PCIE_VC0_RC0_VC_ID 0x07000000 /* VC ID */ -+#define PCIE_VC0_RC0_VC_ID_S 24 -+#define PCIE_VC0_RC0_VC_EN 0x80000000 /* VC Enable */ -+ -+/* VC0 Resource Status Register */ -+#define PCIE_VC0_RSR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x158) -+#define PCIE_VC0_RSR0_PORT_ARB_TAB_STATUS 0x00010000 /* Port Arbitration Table Status,not used */ -+#define PCIE_VC0_RSR0_VC_NEG_PENDING 0x00020000 /* VC Negotiation Pending */ -+ -+/* Ack Latency Timer and Replay Timer Register */ -+#define PCIE_ALTRT(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x700) -+#define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT 0x0000FFFF /* Round Trip Latency Time Limit */ -+#define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT_S 0 -+#define PCIE_ALTRT_REPLAY_TIME_LIMIT 0xFFFF0000 /* Replay Time Limit */ -+#define PCIE_ALTRT_REPLAY_TIME_LIMIT_S 16 -+ -+/* Other Message Register */ -+#define PCIE_OMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x704) -+ -+/* Port Force Link Register */ -+#define PCIE_PFLR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x708) -+#define PCIE_PFLR_LINK_NUM 0x000000FF /* Link Number */ -+#define PCIE_PFLR_LINK_NUM_S 0 -+#define PCIE_PFLR_FORCE_LINK 0x00008000 /* Force link */ -+#define PCIE_PFLR_LINK_STATE 0x003F0000 /* Link State */ -+#define PCIE_PFLR_LINK_STATE_S 16 -+#define PCIE_PFLR_LOW_POWER_ENTRY_CNT 0xFF000000 /* Low Power Entrance Count, only for EP */ -+#define PCIE_PFLR_LOW_POWER_ENTRY_CNT_S 24 -+ -+/* Ack Frequency Register */ -+#define PCIE_AFR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70C) -+#define PCIE_AFR_AF 0x000000FF /* Ack Frequency */ -+#define PCIE_AFR_AF_S 0 -+#define PCIE_AFR_FTS_NUM 0x0000FF00 /* The number of Fast Training Sequence from L0S to L0 */ -+#define PCIE_AFR_FTS_NUM_S 8 -+#define PCIE_AFR_COM_FTS_NUM 0x00FF0000 /* N_FTS; when common clock is used*/ -+#define PCIE_AFR_COM_FTS_NUM_S 16 -+#define PCIE_AFR_L0S_ENTRY_LATENCY 0x07000000 /* L0s Entrance Latency */ -+#define PCIE_AFR_L0S_ENTRY_LATENCY_S 24 -+#define PCIE_AFR_L1_ENTRY_LATENCY 0x38000000 /* L1 Entrance Latency */ -+#define PCIE_AFR_L1_ENTRY_LATENCY_S 27 -+#define PCIE_AFR_FTS_NUM_DEFAULT 32 -+#define PCIE_AFR_L0S_ENTRY_LATENCY_DEFAULT 7 -+#define PCIE_AFR_L1_ENTRY_LATENCY_DEFAULT 5 -+ -+/* Port Link Control Register */ -+#define PCIE_PLCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x710) -+#define PCIE_PLCR_OTHER_MSG_REQ 0x00000001 /* Other Message Request */ -+#define PCIE_PLCR_SCRAMBLE_DISABLE 0x00000002 /* Scramble Disable */ -+#define PCIE_PLCR_LOOPBACK_EN 0x00000004 /* Loopback Enable */ -+#define PCIE_PLCR_LTSSM_HOT_RST 0x00000008 /* Force LTSSM to the hot reset */ -+#define PCIE_PLCR_DLL_LINK_EN 0x00000020 /* Enable Link initialization */ -+#define PCIE_PLCR_FAST_LINK_SIM_EN 0x00000080 /* Sets all internal timers to fast mode for simulation purposes */ -+#define PCIE_PLCR_LINK_MODE 0x003F0000 /* Link Mode Enable Mask */ -+#define PCIE_PLCR_LINK_MODE_S 16 -+#define PCIE_PLCR_CORRUPTED_CRC_EN 0x02000000 /* Enabled Corrupt CRC */ -+ -+/* Lane Skew Register */ -+#define PCIE_LSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x714) -+#define PCIE_LSR_LANE_SKEW_NUM 0x00FFFFFF /* Insert Lane Skew for Transmit, not applicable */ -+#define PCIE_LSR_LANE_SKEW_NUM_S 0 -+#define PCIE_LSR_FC_DISABLE 0x01000000 /* Disable of Flow Control */ -+#define PCIE_LSR_ACKNAK_DISABLE 0x02000000 /* Disable of Ack/Nak */ -+#define PCIE_LSR_LANE_DESKEW_DISABLE 0x80000000 /* Disable of Lane-to-Lane Skew */ -+ -+/* Symbol Number Register */ -+#define PCIE_SNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x718) -+#define PCIE_SNR_TS 0x0000000F /* Number of TS Symbol */ -+#define PCIE_SNR_TS_S 0 -+#define PCIE_SNR_SKP 0x00000700 /* Number of SKP Symbol */ -+#define PCIE_SNR_SKP_S 8 -+#define PCIE_SNR_REPLAY_TIMER 0x0007C000 /* Timer Modifier for Replay Timer */ -+#define PCIE_SNR_REPLAY_TIMER_S 14 -+#define PCIE_SNR_ACKNAK_LATENCY_TIMER 0x00F80000 /* Timer Modifier for Ack/Nak Latency Timer */ -+#define PCIE_SNR_ACKNAK_LATENCY_TIMER_S 19 -+#define PCIE_SNR_FC_TIMER 0x1F000000 /* Timer Modifier for Flow Control Watchdog Timer */ -+#define PCIE_SNR_FC_TIMER_S 28 -+ -+/* Symbol Timer Register and Filter Mask Register 1 */ -+#define PCIE_STRFMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x71C) -+#define PCIE_STRFMR_SKP_INTERVAL 0x000007FF /* SKP lnterval Value */ -+#define PCIE_STRFMR_SKP_INTERVAL_S 0 -+#define PCIE_STRFMR_FC_WDT_DISABLE 0x00008000 /* Disable of FC Watchdog Timer */ -+#define PCIE_STRFMR_TLP_FUNC_MISMATCH_OK 0x00010000 /* Mask Function Mismatch Filtering for Incoming Requests */ -+#define PCIE_STRFMR_POISONED_TLP_OK 0x00020000 /* Mask Poisoned TLP Filtering */ -+#define PCIE_STRFMR_BAR_MATCH_OK 0x00040000 /* Mask BAR Match Filtering */ -+#define PCIE_STRFMR_TYPE1_CFG_REQ_OK 0x00080000 /* Mask Type 1 Configuration Request Filtering */ -+#define PCIE_STRFMR_LOCKED_REQ_OK 0x00100000 /* Mask Locked Request Filtering */ -+#define PCIE_STRFMR_CPL_TAG_ERR_RULES_OK 0x00200000 /* Mask Tag Error Rules for Received Completions */ -+#define PCIE_STRFMR_CPL_REQUESTOR_ID_MISMATCH_OK 0x00400000 /* Mask Requester ID Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_FUNC_MISMATCH_OK 0x00800000 /* Mask Function Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_TC_MISMATCH_OK 0x01000000 /* Mask Traffic Class Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_ATTR_MISMATCH_OK 0x02000000 /* Mask Attribute Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_CPL_LENGTH_MISMATCH_OK 0x04000000 /* Mask Length Mismatch Error for Received Completions */ -+#define PCIE_STRFMR_TLP_ECRC_ERR_OK 0x08000000 /* Mask ECRC Error Filtering */ -+#define PCIE_STRFMR_CPL_TLP_ECRC_OK 0x10000000 /* Mask ECRC Error Filtering for Completions */ -+#define PCIE_STRFMR_RX_TLP_MSG_NO_DROP 0x20000000 /* Send Message TLPs */ -+#define PCIE_STRFMR_RX_IO_TRANS_ENABLE 0x40000000 /* Mask Filtering of received I/O Requests */ -+#define PCIE_STRFMR_RX_CFG_TRANS_ENABLE 0x80000000 /* Mask Filtering of Received Configuration Requests */ -+ -+#define PCIE_DEF_SKP_INTERVAL 700 /* 1180 ~1538 , 125MHz * 2, 250MHz * 1 */ -+ -+/* Filter Masker Register 2 */ -+#define PCIE_FMR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x720) -+#define PCIE_FMR2_VENDOR_MSG0_PASSED_TO_TRGT1 0x00000001 /* Mask RADM Filtering and Error Handling Rules */ -+#define PCIE_FMR2_VENDOR_MSG1_PASSED_TO_TRGT1 0x00000002 /* Mask RADM Filtering and Error Handling Rules */ -+ -+/* Debug Register 0 */ -+#define PCIE_DBR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x728) -+ -+/* Debug Register 1 */ -+#define PCIE_DBR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x72C) -+ -+/* Transmit Posted FC Credit Status Register */ -+#define PCIE_TPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x730) -+#define PCIE_TPFCS_TX_P_DATA_FC_CREDITS 0x00000FFF /* Transmit Posted Data FC Credits */ -+#define PCIE_TPFCS_TX_P_DATA_FC_CREDITS_S 0 -+#define PCIE_TPFCS_TX_P_HDR_FC_CREDITS 0x000FF000 /* Transmit Posted Header FC Credits */ -+#define PCIE_TPFCS_TX_P_HDR_FC_CREDITS_S 12 -+ -+/* Transmit Non-Posted FC Credit Status */ -+#define PCIE_TNPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x734) -+#define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS 0x00000FFF /* Transmit Non-Posted Data FC Credits */ -+#define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS_S 0 -+#define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS 0x000FF000 /* Transmit Non-Posted Header FC Credits */ -+#define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS_S 12 -+ -+/* Transmit Complete FC Credit Status Register */ -+#define PCIE_TCFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x738) -+#define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS 0x00000FFF /* Transmit Completion Data FC Credits */ -+#define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS_S 0 -+#define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS 0x000FF000 /* Transmit Completion Header FC Credits */ -+#define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS_S 12 -+ -+/* Queue Status Register */ -+#define PCIE_QSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x73C) -+#define PCIE_QSR_WAIT_UPDATE_FC_DLL 0x00000001 /* Received TLP FC Credits Not Returned */ -+#define PCIE_QSR_TX_RETRY_BUF_NOT_EMPTY 0x00000002 /* Transmit Retry Buffer Not Empty */ -+#define PCIE_QSR_RX_QUEUE_NOT_EMPTY 0x00000004 /* Received Queue Not Empty */ -+ -+/* VC Transmit Arbitration Register 1 */ -+#define PCIE_VCTAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x740) -+#define PCIE_VCTAR1_WRR_WEIGHT_VC0 0x000000FF /* WRR Weight for VC0 */ -+#define PCIE_VCTAR1_WRR_WEIGHT_VC1 0x0000FF00 /* WRR Weight for VC1 */ -+#define PCIE_VCTAR1_WRR_WEIGHT_VC2 0x00FF0000 /* WRR Weight for VC2 */ -+#define PCIE_VCTAR1_WRR_WEIGHT_VC3 0xFF000000 /* WRR Weight for VC3 */ -+ -+/* VC Transmit Arbitration Register 2 */ -+#define PCIE_VCTAR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x744) -+#define PCIE_VCTAR2_WRR_WEIGHT_VC4 0x000000FF /* WRR Weight for VC4 */ -+#define PCIE_VCTAR2_WRR_WEIGHT_VC5 0x0000FF00 /* WRR Weight for VC5 */ -+#define PCIE_VCTAR2_WRR_WEIGHT_VC6 0x00FF0000 /* WRR Weight for VC6 */ -+#define PCIE_VCTAR2_WRR_WEIGHT_VC7 0xFF000000 /* WRR Weight for VC7 */ -+ -+/* VC0 Posted Receive Queue Control Register */ -+#define PCIE_VC0_PRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x748) -+#define PCIE_VC0_PRQCR_P_DATA_CREDITS 0x00000FFF /* VC0 Posted Data Credits */ -+#define PCIE_VC0_PRQCR_P_DATA_CREDITS_S 0 -+#define PCIE_VC0_PRQCR_P_HDR_CREDITS 0x000FF000 /* VC0 Posted Header Credits */ -+#define PCIE_VC0_PRQCR_P_HDR_CREDITS_S 12 -+#define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE 0x00E00000 /* VC0 Posted TLP Queue Mode */ -+#define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE_S 20 -+#define PCIE_VC0_PRQCR_TLP_RELAX_ORDER 0x40000000 /* TLP Type Ordering for VC0 */ -+#define PCIE_VC0_PRQCR_VC_STRICT_ORDER 0x80000000 /* VC0 Ordering for Receive Queues */ -+ -+/* VC0 Non-Posted Receive Queue Control */ -+#define PCIE_VC0_NPRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74C) -+#define PCIE_VC0_NPRQCR_NP_DATA_CREDITS 0x00000FFF /* VC0 Non-Posted Data Credits */ -+#define PCIE_VC0_NPRQCR_NP_DATA_CREDITS_S 0 -+#define PCIE_VC0_NPRQCR_NP_HDR_CREDITS 0x000FF000 /* VC0 Non-Posted Header Credits */ -+#define PCIE_VC0_NPRQCR_NP_HDR_CREDITS_S 12 -+#define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE 0x00E00000 /* VC0 Non-Posted TLP Queue Mode */ -+#define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE_S 20 -+ -+/* VC0 Completion Receive Queue Control */ -+#define PCIE_VC0_CRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x750) -+#define PCIE_VC0_CRQCR_CPL_DATA_CREDITS 0x00000FFF /* VC0 Completion TLP Queue Mode */ -+#define PCIE_VC0_CRQCR_CPL_DATA_CREDITS_S 0 -+#define PCIE_VC0_CRQCR_CPL_HDR_CREDITS 0x000FF000 /* VC0 Completion Header Credits */ -+#define PCIE_VC0_CRQCR_CPL_HDR_CREDITS_S 12 -+#define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE 0x00E00000 /* VC0 Completion Data Credits */ -+#define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE_S 21 -+ -+/* Applicable to the above three registers */ -+enum { -+ PCIE_VC0_TLP_QUEUE_MODE_STORE_FORWARD = 1, -+ PCIE_VC0_TLP_QUEUE_MODE_CUT_THROUGH = 2, -+ PCIE_VC0_TLP_QUEUE_MODE_BYPASS = 4, -+}; -+ -+/* VC0 Posted Buffer Depth Register */ -+#define PCIE_VC0_PBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7A8) -+#define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Posted Data Queue Depth */ -+#define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES_S 0 -+#define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Posted Header Queue Depth */ -+#define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES_S 16 -+ -+/* VC0 Non-Posted Buffer Depth Register */ -+#define PCIE_VC0_NPBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7AC) -+#define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Non-Posted Data Queue Depth */ -+#define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES_S 0 -+#define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Non-Posted Header Queue Depth */ -+#define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES_S 16 -+ -+/* VC0 Completion Buffer Depth Register */ -+#define PCIE_VC0_CBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7B0) -+#define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES 0x00003FFF /* C0 Completion Data Queue Depth */ -+#define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES_S 0 -+#define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Completion Header Queue Depth */ -+#define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES_S 16 -+ -+/* PHY Status Register, all zeros in VR9 */ -+#define PCIE_PHYSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x810) -+ -+/* PHY Control Register, all zeros in VR9 */ -+#define PCIE_PHYCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x814) -+ -+/* -+ * PCIe PDI PHY register definition, suppose all the following -+ * stuff is confidential. -+ * XXX, detailed bit definition -+ */ -+#define PCIE_PHY_PLL_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x22 << 1)) -+#define PCIE_PHY_PLL_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x23 << 1)) -+#define PCIE_PHY_PLL_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x24 << 1)) -+#define PCIE_PHY_PLL_CTRL4(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x25 << 1)) -+#define PCIE_PHY_PLL_CTRL5(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x26 << 1)) -+#define PCIE_PHY_PLL_CTRL6(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x27 << 1)) -+#define PCIE_PHY_PLL_CTRL7(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x28 << 1)) -+#define PCIE_PHY_PLL_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x29 << 1)) -+#define PCIE_PHY_PLL_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2A << 1)) -+#define PCIE_PHY_PLL_A_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2B << 1)) -+#define PCIE_PHY_PLL_STATUS(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2C << 1)) -+ -+#define PCIE_PHY_TX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x30 << 1)) -+#define PCIE_PHY_TX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x31 << 1)) -+#define PCIE_PHY_TX1_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x32 << 1)) -+#define PCIE_PHY_TX1_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x33 << 1)) -+#define PCIE_PHY_TX1_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x34 << 1)) -+#define PCIE_PHY_TX1_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x35 << 1)) -+#define PCIE_PHY_TX1_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x36 << 1)) -+#define PCIE_PHY_TX1_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x37 << 1)) -+ -+#define PCIE_PHY_TX2_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x38 << 1)) -+#define PCIE_PHY_TX2_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x39 << 1)) -+#define PCIE_PHY_TX2_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3B << 1)) -+#define PCIE_PHY_TX2_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3C << 1)) -+#define PCIE_PHY_TX2_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3D << 1)) -+#define PCIE_PHY_TX2_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3E << 1)) -+#define PCIE_PHY_TX2_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3F << 1)) -+ -+#define PCIE_PHY_RX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x50 << 1)) -+#define PCIE_PHY_RX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x51 << 1)) -+#define PCIE_PHY_RX1_CDR(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x52 << 1)) -+#define PCIE_PHY_RX1_EI(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x53 << 1)) -+#define PCIE_PHY_RX1_A_CTRL(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x55 << 1)) -+ -+/* Interrupt related stuff */ -+#define PCIE_LEGACY_DISABLE 0 -+#define PCIE_LEGACY_INTA 1 -+#define PCIE_LEGACY_INTB 2 -+#define PCIE_LEGACY_INTC 3 -+#define PCIE_LEGACY_INTD 4 -+#define PCIE_LEGACY_INT_MAX PCIE_LEGACY_INTD -+ -+#define PCIE_IRQ_LOCK(lock) do { \ -+ unsigned long flags; \ -+ spin_lock_irqsave(&(lock), flags); -+#define PCIE_IRQ_UNLOCK(lock) \ -+ spin_unlock_irqrestore(&(lock), flags); \ -+} while (0) -+ -+#define PCIE_MSG_MSI 0x00000001 -+#define PCIE_MSG_ISR 0x00000002 -+#define PCIE_MSG_FIXUP 0x00000004 -+#define PCIE_MSG_READ_CFG 0x00000008 -+#define PCIE_MSG_WRITE_CFG 0x00000010 -+#define PCIE_MSG_CFG (PCIE_MSG_READ_CFG | PCIE_MSG_WRITE_CFG) -+#define PCIE_MSG_REG 0x00000020 -+#define PCIE_MSG_INIT 0x00000040 -+#define PCIE_MSG_ERR 0x00000080 -+#define PCIE_MSG_PHY 0x00000100 -+#define PCIE_MSG_ANY 0x000001ff -+ -+#define IFX_PCIE_PORT0 0 -+#define IFX_PCIE_PORT1 1 -+ -+#ifdef CONFIG_IFX_PCIE_2ND_CORE -+#define IFX_PCIE_CORE_NR 2 -+#else -+#define IFX_PCIE_CORE_NR 1 -+#endif -+ -+//#define IFX_PCIE_ERROR_INT -+ -+//#define IFX_PCIE_DBG -+ -+#if defined(IFX_PCIE_DBG) -+#define IFX_PCIE_PRINT(_m, _fmt, args...) do { \ -+ if (g_pcie_debug_flag & (_m)) { \ -+ ifx_pcie_debug((_fmt), ##args); \ -+ } \ -+} while (0) -+ -+#define INLINE -+#else -+#define IFX_PCIE_PRINT(_m, _fmt, args...) \ -+ do {} while(0) -+#define INLINE inline -+#endif -+ -+struct ifx_pci_controller { -+ struct pci_controller pcic; -+ -+ /* RC specific, per host bus information */ -+ u32 port; /* Port index, 0 -- 1st core, 1 -- 2nd core */ -+}; -+ -+typedef struct ifx_pcie_ir_irq { -+ const unsigned int irq; -+ const char name[16]; -+}ifx_pcie_ir_irq_t; -+ -+typedef struct ifx_pcie_legacy_irq{ -+ const u32 irq_bit; -+ const int irq; -+}ifx_pcie_legacy_irq_t; -+ -+typedef struct ifx_pcie_irq { -+ ifx_pcie_ir_irq_t ir_irq; -+ ifx_pcie_legacy_irq_t legacy_irq[PCIE_LEGACY_INT_MAX]; -+}ifx_pcie_irq_t; -+ -+extern u32 g_pcie_debug_flag; -+extern void ifx_pcie_debug(const char *fmt, ...); -+extern void pcie_phy_clock_mode_setup(int pcie_port); -+extern void pcie_msi_pic_init(int pcie_port); -+extern u32 ifx_pcie_bus_enum_read_hack(int where, u32 value); -+extern u32 ifx_pcie_bus_enum_write_hack(int where, u32 value); -+ -+ -+#include <linux/types.h> -+#include <linux/delay.h> -+#include <linux/gpio.h> -+#include <linux/clk.h> -+ -+#include <lantiq_soc.h> -+ -+#define IFX_PCIE_GPIO_RESET 38 -+#define IFX_REG_R32 ltq_r32 -+#define IFX_REG_W32 ltq_w32 -+#define CONFIG_IFX_PCIE_HW_SWAP -+#define IFX_RCU_AHB_ENDIAN ((volatile u32*)(IFX_RCU + 0x004C)) -+#define IFX_RCU_RST_REQ ((volatile u32*)(IFX_RCU + 0x0010)) -+#define IFX_RCU_AHB_BE_PCIE_PDI 0x00000080 /* Configure PCIE PDI module in big endian*/ -+ -+#define IFX_RCU (KSEG1 | 0x1F203000) -+#define IFX_RCU_AHB_BE_PCIE_M 0x00000001 /* Configure AHB master port that connects to PCIe RC in big endian */ -+#define IFX_RCU_AHB_BE_PCIE_S 0x00000010 /* Configure AHB slave port that connects to PCIe RC in little endian */ -+#define IFX_RCU_AHB_BE_XBAR_M 0x00000002 /* Configure AHB master port that connects to XBAR in big endian */ -+#define CONFIG_IFX_PCIE_PHY_36MHZ_MODE -+ -+#define IFX_PMU1_MODULE_PCIE_PHY (0) -+#define IFX_PMU1_MODULE_PCIE_CTRL (1) -+#define IFX_PMU1_MODULE_PDI (4) -+#define IFX_PMU1_MODULE_MSI (5) -+ -+#define IFX_PMU_MODULE_PCIE_L0_CLK (31) -+ -+ -+static inline void pcie_ep_gpio_rst_init(int pcie_port) -+{ -+} -+ -+static inline void pcie_ahb_pmu_setup(void) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("ltq_pcie", "ahb"); -+ clk_enable(clk); -+ //ltq_pmu_enable(PMU_AHBM | PMU_AHBS); -+} -+ -+static inline void pcie_rcu_endian_setup(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -+#ifdef CONFIG_IFX_PCIE_HW_SWAP -+ reg |= IFX_RCU_AHB_BE_PCIE_M; -+ reg |= IFX_RCU_AHB_BE_PCIE_S; -+ reg &= ~IFX_RCU_AHB_BE_XBAR_M; -+#else -+ reg |= IFX_RCU_AHB_BE_PCIE_M; -+ reg &= ~IFX_RCU_AHB_BE_PCIE_S; -+ reg &= ~IFX_RCU_AHB_BE_XBAR_M; -+#endif /* CONFIG_IFX_PCIE_HW_SWAP */ -+ IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -+ IFX_PCIE_PRINT(PCIE_MSG_REG, "%s IFX_RCU_AHB_ENDIAN: 0x%08x\n", __func__, IFX_REG_R32(IFX_RCU_AHB_ENDIAN)); -+} -+ -+static inline void pcie_phy_pmu_enable(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("ltq_pcie", "phy"); -+ clk_enable(clk); -+ //ltq_pmu1_enable(1<<IFX_PMU1_MODULE_PCIE_PHY); -+} -+ -+static inline void pcie_phy_pmu_disable(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("ltq_pcie", "phy"); -+ clk_disable(clk); -+ //ltq_pmu1_disable(1<<IFX_PMU1_MODULE_PCIE_PHY); -+} -+ -+static inline void pcie_pdi_big_endian(int pcie_port) -+{ -+ u32 reg; -+ -+ /* SRAM2PDI endianness control. */ -+ reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -+ /* Config AHB->PCIe and PDI endianness */ -+ reg |= IFX_RCU_AHB_BE_PCIE_PDI; -+ IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -+} -+ -+static inline void pcie_pdi_pmu_enable(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("ltq_pcie", "pdi"); -+ clk_enable(clk); -+ //ltq_pmu1_enable(1<<IFX_PMU1_MODULE_PDI); -+} -+ -+static inline void pcie_core_rst_assert(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ -+ /* Reset PCIe PHY & Core, bit 22, bit 26 may be affected if write it directly */ -+ reg |= 0x00400000; -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_core_rst_deassert(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Make sure one micro-second delay */ -+ udelay(1); -+ -+ /* Reset PCIe PHY & Core, bit 22 */ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ reg &= ~0x00400000; -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_phy_rst_assert(int pcie_port) -+{ -+ u32 reg; -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ reg |= 0x00001000; /* Bit 12 */ -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_phy_rst_deassert(int pcie_port) -+{ -+ u32 reg; -+ -+ /* Make sure one micro-second delay */ -+ udelay(1); -+ -+ reg = IFX_REG_R32(IFX_RCU_RST_REQ); -+ reg &= ~0x00001000; /* Bit 12 */ -+ IFX_REG_W32(reg, IFX_RCU_RST_REQ); -+} -+ -+static inline void pcie_device_rst_assert(int pcie_port) -+{ -+ gpio_set_value(IFX_PCIE_GPIO_RESET, 0); -+ // ifx_gpio_output_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+} -+ -+static inline void pcie_device_rst_deassert(int pcie_port) -+{ -+ mdelay(100); -+ gpio_set_value(IFX_PCIE_GPIO_RESET, 1); -+// ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -+} -+ -+static inline void pcie_core_pmu_setup(int pcie_port) -+{ -+ struct clk *clk; -+ clk = clk_get_sys("ltq_pcie", "ctl"); -+ clk_enable(clk); -+ clk = clk_get_sys("ltq_pcie", "bus"); -+ clk_enable(clk); -+ -+ //ltq_pmu1_enable(1 << IFX_PMU1_MODULE_PCIE_CTRL); -+ //ltq_pmu_enable(1 << IFX_PMU_MODULE_PCIE_L0_CLK); -+} -+ -+static inline void pcie_msi_init(int pcie_port) -+{ -+ struct clk *clk; -+ pcie_msi_pic_init(pcie_port); -+ clk = clk_get_sys("ltq_pcie", "msi"); -+ clk_enable(clk); -+ //ltq_pmu1_enable(1 << IFX_PMU1_MODULE_MSI); -+} -+ -+static inline u32 -+ifx_pcie_bus_nr_deduct(u32 bus_number, int pcie_port) -+{ -+ u32 tbus_number = bus_number; -+ -+#ifdef CONFIG_PCI_LANTIQ -+ if (pcibios_host_nr() > 1) { -+ tbus_number -= pcibios_1st_host_bus_nr(); -+ } -+#endif /* CONFIG_PCI_LANTIQ */ -+ return tbus_number; -+} -+ -+static inline u32 -+ifx_pcie_bus_enum_hack(struct pci_bus *bus, u32 devfn, int where, u32 value, int pcie_port, int read) -+{ -+ struct pci_dev *pdev; -+ u32 tvalue = value; -+ -+ /* Sanity check */ -+ pdev = pci_get_slot(bus, devfn); -+ if (pdev == NULL) { -+ return tvalue; -+ } -+ -+ /* Only care about PCI bridge */ -+ if (pdev->hdr_type != PCI_HEADER_TYPE_BRIDGE) { -+ return tvalue; -+ } -+ -+ if (read) { /* Read hack */ -+ #ifdef CONFIG_PCI_LANTIQ -+ if (pcibios_host_nr() > 1) { -+ tvalue = ifx_pcie_bus_enum_read_hack(where, tvalue); -+ } -+ #endif /* CONFIG_PCI_LANTIQ */ -+ } -+ else { /* Write hack */ -+ #ifdef CONFIG_PCI_LANTIQ -+ if (pcibios_host_nr() > 1) { -+ tvalue = ifx_pcie_bus_enum_write_hack(where, tvalue); -+ } -+ #endif -+ } -+ return tvalue; -+} -+ -+#endif /* IFXMIPS_PCIE_VR9_H */ -+ ---- a/drivers/pci/pcie/Kconfig -+++ b/drivers/pci/pcie/Kconfig -@@ -52,6 +52,7 @@ config PCIEAER_INJECT - config PCIE_ECRC - bool "PCI Express ECRC settings control" - depends on PCIEAER -+ default n - help - Used to override firmware/bios settings for PCI Express ECRC - (transaction layer end-to-end CRC checking). ---- a/include/linux/pci.h -+++ b/include/linux/pci.h -@@ -1390,6 +1390,8 @@ void pci_walk_bus(struct pci_bus *top, i - void *userdata); - int pci_cfg_space_size(struct pci_dev *dev); - unsigned char pci_bus_max_busnr(struct pci_bus *bus); -+int pcibios_host_nr(void); -+int pcibios_1st_host_bus_nr(void); - void pci_setup_bridge(struct pci_bus *bus); - resource_size_t pcibios_window_alignment(struct pci_bus *bus, - unsigned long type); ---- a/include/linux/pci_ids.h -+++ b/include/linux/pci_ids.h -@@ -1076,6 +1076,12 @@ - #define PCI_DEVICE_ID_SGI_IOC3 0x0003 - #define PCI_DEVICE_ID_SGI_LITHIUM 0x1002 - -+#define PCI_VENDOR_ID_INFINEON 0x15D1 -+#define PCI_DEVICE_ID_INFINEON_DANUBE 0x000F -+#define PCI_DEVICE_ID_INFINEON_PCIE 0x0011 -+#define PCI_VENDOR_ID_LANTIQ 0x1BEF -+#define PCI_DEVICE_ID_LANTIQ_PCIE 0x0011 -+ - #define PCI_VENDOR_ID_WINBOND 0x10ad - #define PCI_DEVICE_ID_WINBOND_82C105 0x0105 - #define PCI_DEVICE_ID_WINBOND_83C553 0x0565 diff --git a/target/linux/lantiq/patches-5.4/0004-MIPS-lantiq-add-atm-hack.patch b/target/linux/lantiq/patches-5.4/0004-MIPS-lantiq-add-atm-hack.patch deleted file mode 100644 index 2cbcf06a01..0000000000 --- a/target/linux/lantiq/patches-5.4/0004-MIPS-lantiq-add-atm-hack.patch +++ /dev/null @@ -1,482 +0,0 @@ -From 9afadf01b1be371ee88491819aa67364684461f9 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Fri, 3 Aug 2012 10:27:25 +0200 -Subject: [PATCH 04/36] MIPS: lantiq: add atm hack - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - arch/mips/include/asm/mach-lantiq/lantiq_atm.h | 196 +++++++++++++++++++++++ - arch/mips/include/asm/mach-lantiq/lantiq_ptm.h | 203 ++++++++++++++++++++++++ - arch/mips/lantiq/irq.c | 2 + - arch/mips/mm/cache.c | 4 + - include/uapi/linux/atm.h | 6 + - net/atm/common.c | 6 + - net/atm/proc.c | 2 +- - 7 files changed, 416 insertions(+), 1 deletion(-) - create mode 100644 arch/mips/include/asm/mach-lantiq/lantiq_atm.h - create mode 100644 arch/mips/include/asm/mach-lantiq/lantiq_ptm.h - ---- /dev/null -+++ b/arch/mips/include/asm/mach-lantiq/lantiq_atm.h -@@ -0,0 +1,196 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifx_atm.h -+** PROJECT : UEIP -+** MODULES : ATM -+** -+** DATE : 17 Jun 2009 -+** AUTHOR : Xu Liang -+** DESCRIPTION : Global ATM driver header file -+** COPYRIGHT : Copyright (c) 2006 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** -+** HISTORY -+** $Date $Author $Comment -+** 07 JUL 2009 Xu Liang Init Version -+*******************************************************************************/ -+ -+#ifndef IFX_ATM_H -+#define IFX_ATM_H -+ -+ -+ -+/*! -+ \defgroup IFX_ATM UEIP Project - ATM driver module -+ \brief UEIP Project - ATM driver module, support Danube, Amazon-SE, AR9, VR9. -+ */ -+ -+/*! -+ \defgroup IFX_ATM_IOCTL IOCTL Commands -+ \ingroup IFX_ATM -+ \brief IOCTL Commands used by user application. -+ */ -+ -+/*! -+ \defgroup IFX_ATM_STRUCT Structures -+ \ingroup IFX_ATM -+ \brief Structures used by user application. -+ */ -+ -+/*! -+ \file ifx_atm.h -+ \ingroup IFX_ATM -+ \brief ATM driver header file -+ */ -+ -+ -+ -+/* -+ * #################################### -+ * Definition -+ * #################################### -+ */ -+ -+/*! -+ \addtogroup IFX_ATM_STRUCT -+ */ -+/*@{*/ -+ -+/* -+ * ATM MIB -+ */ -+ -+/*! -+ \struct atm_cell_ifEntry_t -+ \brief Structure used for Cell Level MIB Counters. -+ -+ User application use this structure to call IOCTL command "PPE_ATM_MIB_CELL". -+ */ -+typedef struct { -+ __u32 ifHCInOctets_h; /*!< byte counter of ingress cells (upper 32 bits, total 64 bits) */ -+ __u32 ifHCInOctets_l; /*!< byte counter of ingress cells (lower 32 bits, total 64 bits) */ -+ __u32 ifHCOutOctets_h; /*!< byte counter of egress cells (upper 32 bits, total 64 bits) */ -+ __u32 ifHCOutOctets_l; /*!< byte counter of egress cells (lower 32 bits, total 64 bits) */ -+ __u32 ifInErrors; /*!< counter of error ingress cells */ -+ __u32 ifInUnknownProtos; /*!< counter of unknown ingress cells */ -+ __u32 ifOutErrors; /*!< counter of error egress cells */ -+} atm_cell_ifEntry_t; -+ -+/*! -+ \struct atm_aal5_ifEntry_t -+ \brief Structure used for AAL5 Frame Level MIB Counters. -+ -+ User application use this structure to call IOCTL command "PPE_ATM_MIB_AAL5". -+ */ -+typedef struct { -+ __u32 ifHCInOctets_h; /*!< byte counter of ingress packets (upper 32 bits, total 64 bits) */ -+ __u32 ifHCInOctets_l; /*!< byte counter of ingress packets (lower 32 bits, total 64 bits) */ -+ __u32 ifHCOutOctets_h; /*!< byte counter of egress packets (upper 32 bits, total 64 bits) */ -+ __u32 ifHCOutOctets_l; /*!< byte counter of egress packets (lower 32 bits, total 64 bits) */ -+ __u32 ifInUcastPkts; /*!< counter of ingress packets */ -+ __u32 ifOutUcastPkts; /*!< counter of egress packets */ -+ __u32 ifInErrors; /*!< counter of error ingress packets */ -+ __u32 ifInDiscards; /*!< counter of dropped ingress packets */ -+ __u32 ifOutErros; /*!< counter of error egress packets */ -+ __u32 ifOutDiscards; /*!< counter of dropped egress packets */ -+} atm_aal5_ifEntry_t; -+ -+/*! -+ \struct atm_aal5_vcc_t -+ \brief Structure used for per PVC AAL5 Frame Level MIB Counters. -+ -+ This structure is a part of structure "atm_aal5_vcc_x_t". -+ */ -+typedef struct { -+ __u32 aal5VccCrcErrors; /*!< counter of ingress packets with CRC error */ -+ __u32 aal5VccSarTimeOuts; /*!< counter of ingress packets with Re-assemble timeout */ //no timer support yet -+ __u32 aal5VccOverSizedSDUs; /*!< counter of oversized ingress packets */ -+} atm_aal5_vcc_t; -+ -+/*! -+ \struct atm_aal5_vcc_x_t -+ \brief Structure used for per PVC AAL5 Frame Level MIB Counters. -+ -+ User application use this structure to call IOCTL command "PPE_ATM_MIB_VCC". -+ */ -+typedef struct { -+ int vpi; /*!< VPI of the VCC to get MIB counters */ -+ int vci; /*!< VCI of the VCC to get MIB counters */ -+ atm_aal5_vcc_t mib_vcc; /*!< structure to get MIB counters */ -+} atm_aal5_vcc_x_t; -+ -+/*@}*/ -+ -+ -+ -+/* -+ * #################################### -+ * IOCTL -+ * #################################### -+ */ -+ -+/*! -+ \addtogroup IFX_ATM_IOCTL -+ */ -+/*@{*/ -+ -+/* -+ * ioctl Command -+ */ -+/*! -+ \brief ATM IOCTL Magic Number -+ */ -+#define PPE_ATM_IOC_MAGIC 'o' -+/*! -+ \brief ATM IOCTL Command - Get Cell Level MIB Counters -+ -+ This command is obsolete. User can get cell level MIB from DSL API. -+ This command uses structure "atm_cell_ifEntry_t" as parameter for output of MIB counters. -+ */ -+#define PPE_ATM_MIB_CELL _IOW(PPE_ATM_IOC_MAGIC, 0, atm_cell_ifEntry_t) -+/*! -+ \brief ATM IOCTL Command - Get AAL5 Level MIB Counters -+ -+ Get AAL5 packet counters. -+ This command uses structure "atm_aal5_ifEntry_t" as parameter for output of MIB counters. -+ */ -+#define PPE_ATM_MIB_AAL5 _IOW(PPE_ATM_IOC_MAGIC, 1, atm_aal5_ifEntry_t) -+/*! -+ \brief ATM IOCTL Command - Get Per PVC MIB Counters -+ -+ Get AAL5 packet counters for each PVC. -+ This command uses structure "atm_aal5_vcc_x_t" as parameter for input of VPI/VCI information and output of MIB counters. -+ */ -+#define PPE_ATM_MIB_VCC _IOWR(PPE_ATM_IOC_MAGIC, 2, atm_aal5_vcc_x_t) -+/*! -+ \brief Total Number of ATM IOCTL Commands -+ */ -+#define PPE_ATM_IOC_MAXNR 3 -+ -+/*@}*/ -+ -+ -+ -+/* -+ * #################################### -+ * API -+ * #################################### -+ */ -+ -+#ifdef __KERNEL__ -+struct port_cell_info { -+ unsigned int port_num; -+ unsigned int tx_link_rate[2]; -+}; -+#endif -+ -+ -+ -+#endif // IFX_ATM_H -+ ---- /dev/null -+++ b/arch/mips/include/asm/mach-lantiq/lantiq_ptm.h -@@ -0,0 +1,203 @@ -+/****************************************************************************** -+** -+** FILE NAME : ifx_ptm.h -+** PROJECT : UEIP -+** MODULES : PTM -+** -+** DATE : 17 Jun 2009 -+** AUTHOR : Xu Liang -+** DESCRIPTION : Global PTM driver header file -+** COPYRIGHT : Copyright (c) 2006 -+** Infineon Technologies AG -+** Am Campeon 1-12, 85579 Neubiberg, Germany -+** -+** This program is free software; you can redistribute it and/or modify -+** it under the terms of the GNU General Public License as published by -+** the Free Software Foundation; either version 2 of the License, or -+** (at your option) any later version. -+** -+** HISTORY -+** $Date $Author $Comment -+** 07 JUL 2009 Xu Liang Init Version -+*******************************************************************************/ -+ -+#ifndef IFX_PTM_H -+#define IFX_PTM_H -+ -+ -+ -+/*! -+ \defgroup IFX_PTM UEIP Project - PTM driver module -+ \brief UEIP Project - PTM driver module, support Danube, Amazon-SE, AR9, VR9. -+ */ -+ -+/*! -+ \defgroup IFX_PTM_IOCTL IOCTL Commands -+ \ingroup IFX_PTM -+ \brief IOCTL Commands used by user application. -+ */ -+ -+/*! -+ \defgroup IFX_PTM_STRUCT Structures -+ \ingroup IFX_PTM -+ \brief Structures used by user application. -+ */ -+ -+/*! -+ \file ifx_ptm.h -+ \ingroup IFX_PTM -+ \brief PTM driver header file -+ */ -+ -+ -+ -+/* -+ * #################################### -+ * Definition -+ * #################################### -+ */ -+ -+ -+ -+/* -+ * #################################### -+ * IOCTL -+ * #################################### -+ */ -+ -+/*! -+ \addtogroup IFX_PTM_IOCTL -+ */ -+/*@{*/ -+ -+/* -+ * ioctl Command -+ */ -+/*! -+ \brief PTM IOCTL Command - Get codeword MIB counters. -+ -+ This command uses structure "PTM_CW_IF_ENTRY_T" to get codeword level MIB counters. -+ */ -+#define IFX_PTM_MIB_CW_GET SIOCDEVPRIVATE + 1 -+/*! -+ \brief PTM IOCTL Command - Get packet MIB counters. -+ -+ This command uses structure "PTM_FRAME_MIB_T" to get packet level MIB counters. -+ */ -+#define IFX_PTM_MIB_FRAME_GET SIOCDEVPRIVATE + 2 -+/*! -+ \brief PTM IOCTL Command - Get firmware configuration (CRC). -+ -+ This command uses structure "IFX_PTM_CFG_T" to get firmware configuration (CRC). -+ */ -+#define IFX_PTM_CFG_GET SIOCDEVPRIVATE + 3 -+/*! -+ \brief PTM IOCTL Command - Set firmware configuration (CRC). -+ -+ This command uses structure "IFX_PTM_CFG_T" to set firmware configuration (CRC). -+ */ -+#define IFX_PTM_CFG_SET SIOCDEVPRIVATE + 4 -+/*! -+ \brief PTM IOCTL Command - Program priority value to TX queue mapping. -+ -+ This command uses structure "IFX_PTM_PRIO_Q_MAP_T" to program priority value to TX queue mapping. -+ */ -+#define IFX_PTM_MAP_PKT_PRIO_TO_Q SIOCDEVPRIVATE + 14 -+ -+/*@}*/ -+ -+ -+/*! -+ \addtogroup IFX_PTM_STRUCT -+ */ -+/*@{*/ -+ -+/* -+ * ioctl Data Type -+ */ -+ -+/*! -+ \typedef PTM_CW_IF_ENTRY_T -+ \brief Wrapping of structure "ptm_cw_ifEntry_t". -+ */ -+/*! -+ \struct ptm_cw_ifEntry_t -+ \brief Structure used for CodeWord level MIB counters. -+ */ -+typedef struct ptm_cw_ifEntry_t { -+ uint32_t ifRxNoIdleCodewords; /*!< output, number of ingress user codeword */ -+ uint32_t ifRxIdleCodewords; /*!< output, number of ingress idle codeword */ -+ uint32_t ifRxCodingViolation; /*!< output, number of error ingress codeword */ -+ uint32_t ifTxNoIdleCodewords; /*!< output, number of egress user codeword */ -+ uint32_t ifTxIdleCodewords; /*!< output, number of egress idle codeword */ -+} PTM_CW_IF_ENTRY_T; -+ -+/*! -+ \typedef PTM_FRAME_MIB_T -+ \brief Wrapping of structure "ptm_frame_mib_t". -+ */ -+/*! -+ \struct ptm_frame_mib_t -+ \brief Structure used for packet level MIB counters. -+ */ -+typedef struct ptm_frame_mib_t { -+ uint32_t RxCorrect; /*!< output, number of ingress packet */ -+ uint32_t TC_CrcError; /*!< output, number of egress packet with CRC error */ -+ uint32_t RxDropped; /*!< output, number of dropped ingress packet */ -+ uint32_t TxSend; /*!< output, number of egress packet */ -+} PTM_FRAME_MIB_T; -+ -+/*! -+ \typedef IFX_PTM_CFG_T -+ \brief Wrapping of structure "ptm_cfg_t". -+ */ -+/*! -+ \struct ptm_cfg_t -+ \brief Structure used for ETH/TC CRC configuration. -+ */ -+typedef struct ptm_cfg_t { -+ uint32_t RxEthCrcPresent; /*!< input/output, ingress packet has ETH CRC */ -+ uint32_t RxEthCrcCheck; /*!< input/output, check ETH CRC of ingress packet */ -+ uint32_t RxTcCrcCheck; /*!< input/output, check TC CRC of ingress codeword */ -+ uint32_t RxTcCrcLen; /*!< input/output, length of TC CRC of ingress codeword */ -+ uint32_t TxEthCrcGen; /*!< input/output, generate ETH CRC for egress packet */ -+ uint32_t TxTcCrcGen; /*!< input/output, generate TC CRC for egress codeword */ -+ uint32_t TxTcCrcLen; /*!< input/output, length of TC CRC of egress codeword */ -+} IFX_PTM_CFG_T; -+ -+/*! -+ \typedef IFX_PTM_PRIO_Q_MAP_T -+ \brief Wrapping of structure "ppe_prio_q_map". -+ */ -+/*! -+ \struct ppe_prio_q_map -+ \brief Structure used for Priority Value to TX Queue mapping. -+ */ -+typedef struct ppe_prio_q_map { -+ int pkt_prio; -+ int qid; -+ int vpi; // ignored in eth interface -+ int vci; // ignored in eth interface -+} IFX_PTM_PRIO_Q_MAP_T; -+ -+/*@}*/ -+ -+ -+ -+/* -+ * #################################### -+ * API -+ * #################################### -+ */ -+ -+#ifdef __KERNEL__ -+struct port_cell_info { -+ unsigned int port_num; -+ unsigned int tx_link_rate[2]; -+}; -+#endif -+ -+ -+ -+#endif // IFX_PTM_H -+ ---- a/arch/mips/lantiq/irq.c -+++ b/arch/mips/lantiq/irq.c -@@ -12,6 +12,7 @@ - #include <linux/of_platform.h> - #include <linux/of_address.h> - #include <linux/of_irq.h> -+#include <linux/module.h> - - #include <asm/bootinfo.h> - #include <asm/irq_cpu.h> -@@ -91,6 +92,7 @@ void ltq_disable_irq(struct irq_data *d) - } - raw_spin_unlock_irqrestore(<q_icu_lock, flags); - } -+EXPORT_SYMBOL(ltq_mask_and_ack_irq); - - void ltq_mask_and_ack_irq(struct irq_data *d) - { ---- a/arch/mips/mm/cache.c -+++ b/arch/mips/mm/cache.c -@@ -62,6 +62,10 @@ void (*_dma_cache_wback_inv)(unsigned lo - void (*_dma_cache_wback)(unsigned long start, unsigned long size); - void (*_dma_cache_inv)(unsigned long start, unsigned long size); - -+EXPORT_SYMBOL(_dma_cache_wback_inv); -+EXPORT_SYMBOL(_dma_cache_wback); -+EXPORT_SYMBOL(_dma_cache_inv); -+ - #endif /* CONFIG_DMA_NONCOHERENT */ - - /* ---- a/include/uapi/linux/atm.h -+++ b/include/uapi/linux/atm.h -@@ -131,8 +131,14 @@ - #define ATM_ABR 4 - #define ATM_ANYCLASS 5 /* compatible with everything */ - -+#define ATM_VBR_NRT ATM_VBR -+#define ATM_VBR_RT 6 -+#define ATM_UBR_PLUS 7 -+#define ATM_GFR 8 -+ - #define ATM_MAX_PCR -1 /* maximum available PCR */ - -+ - struct atm_trafprm { - unsigned char traffic_class; /* traffic class (ATM_UBR, ...) */ - int max_pcr; /* maximum PCR in cells per second */ ---- a/net/atm/proc.c -+++ b/net/atm/proc.c -@@ -141,7 +141,7 @@ static void *vcc_seq_next(struct seq_fil - static void pvc_info(struct seq_file *seq, struct atm_vcc *vcc) - { - static const char *const class_name[] = { -- "off", "UBR", "CBR", "VBR", "ABR"}; -+ "off","UBR","CBR","NTR-VBR","ABR","ANY","RT-VBR","UBR+","GFR"}; - static const char *const aal_name[] = { - "---", "1", "2", "3/4", /* 0- 3 */ - "???", "5", "???", "???", /* 4- 7 */ diff --git a/target/linux/lantiq/patches-5.4/0008-MIPS-lantiq-backport-old-timer-code.patch b/target/linux/lantiq/patches-5.4/0008-MIPS-lantiq-backport-old-timer-code.patch deleted file mode 100644 index 1d869afd9a..0000000000 --- a/target/linux/lantiq/patches-5.4/0008-MIPS-lantiq-backport-old-timer-code.patch +++ /dev/null @@ -1,1035 +0,0 @@ -From 94800350cb8d2f29dda2206b5e9a3772024ee168 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 7 Aug 2014 18:30:56 +0200 -Subject: [PATCH 08/36] MIPS: lantiq: backport old timer code - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - arch/mips/include/asm/mach-lantiq/lantiq_timer.h | 155 ++++ - arch/mips/lantiq/xway/Makefile | 2 +- - arch/mips/lantiq/xway/timer.c | 845 ++++++++++++++++++++++ - 3 files changed, 1001 insertions(+), 1 deletion(-) - create mode 100644 arch/mips/include/asm/mach-lantiq/lantiq_timer.h - create mode 100644 arch/mips/lantiq/xway/timer.c - ---- /dev/null -+++ b/arch/mips/include/asm/mach-lantiq/lantiq_timer.h -@@ -0,0 +1,155 @@ -+#ifndef __DANUBE_GPTU_DEV_H__2005_07_26__10_19__ -+#define __DANUBE_GPTU_DEV_H__2005_07_26__10_19__ -+ -+ -+/****************************************************************************** -+ Copyright (c) 2002, Infineon Technologies. All rights reserved. -+ -+ No Warranty -+ Because the program is licensed free of charge, there is no warranty for -+ the program, to the extent permitted by applicable law. Except when -+ otherwise stated in writing the copyright holders and/or other parties -+ provide the program "as is" without warranty of any kind, either -+ expressed or implied, including, but not limited to, the implied -+ warranties of merchantability and fitness for a particular purpose. The -+ entire risk as to the quality and performance of the program is with -+ you. should the program prove defective, you assume the cost of all -+ necessary servicing, repair or correction. -+ -+ In no event unless required by applicable law or agreed to in writing -+ will any copyright holder, or any other party who may modify and/or -+ redistribute the program as permitted above, be liable to you for -+ damages, including any general, special, incidental or consequential -+ damages arising out of the use or inability to use the program -+ (including but not limited to loss of data or data being rendered -+ inaccurate or losses sustained by you or third parties or a failure of -+ the program to operate with any other programs), even if such holder or -+ other party has been advised of the possibility of such damages. -+******************************************************************************/ -+ -+ -+/* -+ * #################################### -+ * Definition -+ * #################################### -+ */ -+ -+/* -+ * Available Timer/Counter Index -+ */ -+#define TIMER(n, X) (n * 2 + (X ? 1 : 0)) -+#define TIMER_ANY 0x00 -+#define TIMER1A TIMER(1, 0) -+#define TIMER1B TIMER(1, 1) -+#define TIMER2A TIMER(2, 0) -+#define TIMER2B TIMER(2, 1) -+#define TIMER3A TIMER(3, 0) -+#define TIMER3B TIMER(3, 1) -+ -+/* -+ * Flag of Timer/Counter -+ * These flags specify the way in which timer is configured. -+ */ -+/* Bit size of timer/counter. */ -+#define TIMER_FLAG_16BIT 0x0000 -+#define TIMER_FLAG_32BIT 0x0001 -+/* Switch between timer and counter. */ -+#define TIMER_FLAG_TIMER 0x0000 -+#define TIMER_FLAG_COUNTER 0x0002 -+/* Stop or continue when overflowing/underflowing. */ -+#define TIMER_FLAG_ONCE 0x0000 -+#define TIMER_FLAG_CYCLIC 0x0004 -+/* Count up or counter down. */ -+#define TIMER_FLAG_UP 0x0000 -+#define TIMER_FLAG_DOWN 0x0008 -+/* Count on specific level or edge. */ -+#define TIMER_FLAG_HIGH_LEVEL_SENSITIVE 0x0000 -+#define TIMER_FLAG_LOW_LEVEL_SENSITIVE 0x0040 -+#define TIMER_FLAG_RISE_EDGE 0x0010 -+#define TIMER_FLAG_FALL_EDGE 0x0020 -+#define TIMER_FLAG_ANY_EDGE 0x0030 -+/* Signal is syncronous to module clock or not. */ -+#define TIMER_FLAG_UNSYNC 0x0000 -+#define TIMER_FLAG_SYNC 0x0080 -+/* Different interrupt handle type. */ -+#define TIMER_FLAG_NO_HANDLE 0x0000 -+#if defined(__KERNEL__) -+ #define TIMER_FLAG_CALLBACK_IN_IRQ 0x0100 -+#endif // defined(__KERNEL__) -+#define TIMER_FLAG_SIGNAL 0x0300 -+/* Internal clock source or external clock source */ -+#define TIMER_FLAG_INT_SRC 0x0000 -+#define TIMER_FLAG_EXT_SRC 0x1000 -+ -+ -+/* -+ * ioctl Command -+ */ -+#define GPTU_REQUEST_TIMER 0x01 /* General method to setup timer/counter. */ -+#define GPTU_FREE_TIMER 0x02 /* Free timer/counter. */ -+#define GPTU_START_TIMER 0x03 /* Start or resume timer/counter. */ -+#define GPTU_STOP_TIMER 0x04 /* Suspend timer/counter. */ -+#define GPTU_GET_COUNT_VALUE 0x05 /* Get current count value. */ -+#define GPTU_CALCULATE_DIVIDER 0x06 /* Calculate timer divider from given freq.*/ -+#define GPTU_SET_TIMER 0x07 /* Simplified method to setup timer. */ -+#define GPTU_SET_COUNTER 0x08 /* Simplified method to setup counter. */ -+ -+/* -+ * Data Type Used to Call ioctl -+ */ -+struct gptu_ioctl_param { -+ unsigned int timer; /* In command GPTU_REQUEST_TIMER, GPTU_SET_TIMER, and * -+ * GPTU_SET_COUNTER, this field is ID of expected * -+ * timer/counter. If it's zero, a timer/counter would * -+ * be dynamically allocated and ID would be stored in * -+ * this field. * -+ * In command GPTU_GET_COUNT_VALUE, this field is * -+ * ignored. * -+ * In other command, this field is ID of timer/counter * -+ * allocated. */ -+ unsigned int flag; /* In command GPTU_REQUEST_TIMER, GPTU_SET_TIMER, and * -+ * GPTU_SET_COUNTER, this field contains flags to * -+ * specify how to configure timer/counter. * -+ * In command GPTU_START_TIMER, zero indicate start * -+ * and non-zero indicate resume timer/counter. * -+ * In other command, this field is ignored. */ -+ unsigned long value; /* In command GPTU_REQUEST_TIMER, this field contains * -+ * init/reload value. * -+ * In command GPTU_SET_TIMER, this field contains * -+ * frequency (0.001Hz) of timer. * -+ * In command GPTU_GET_COUNT_VALUE, current count * -+ * value would be stored in this field. * -+ * In command GPTU_CALCULATE_DIVIDER, this field * -+ * contains frequency wanted, and after calculation, * -+ * divider would be stored in this field to overwrite * -+ * the frequency. * -+ * In other command, this field is ignored. */ -+ int pid; /* In command GPTU_REQUEST_TIMER and GPTU_SET_TIMER, * -+ * if signal is required, this field contains process * -+ * ID to which signal would be sent. * -+ * In other command, this field is ignored. */ -+ int sig; /* In command GPTU_REQUEST_TIMER and GPTU_SET_TIMER, * -+ * if signal is required, this field contains signal * -+ * number which would be sent. * -+ * In other command, this field is ignored. */ -+}; -+ -+/* -+ * #################################### -+ * Data Type -+ * #################################### -+ */ -+typedef void (*timer_callback)(unsigned long arg); -+ -+extern int lq_request_timer(unsigned int, unsigned int, unsigned long, unsigned long, unsigned long); -+extern int lq_free_timer(unsigned int); -+extern int lq_start_timer(unsigned int, int); -+extern int lq_stop_timer(unsigned int); -+extern int lq_reset_counter_flags(u32 timer, u32 flags); -+extern int lq_get_count_value(unsigned int, unsigned long *); -+extern u32 lq_cal_divider(unsigned long); -+extern int lq_set_timer(unsigned int, unsigned int, int, int, unsigned int, unsigned long, unsigned long); -+extern int lq_set_counter(unsigned int timer, unsigned int flag, -+ u32 reload, unsigned long arg1, unsigned long arg2); -+ -+#endif /* __DANUBE_GPTU_DEV_H__2005_07_26__10_19__ */ ---- a/arch/mips/lantiq/xway/Makefile -+++ b/arch/mips/lantiq/xway/Makefile -@@ -1,4 +1,10 @@ - # SPDX-License-Identifier: GPL-2.0-only --obj-y := prom.o sysctrl.o clk.o dma.o gptu.o dcdc.o -+obj-y := prom.o sysctrl.o clk.o dma.o dcdc.o -+ -+ifdef CONFIG_SOC_AMAZON_SE -+obj-y += gptu.o -+else -+obj-y += timer.o -+endif - - obj-y += vmmc.o ---- /dev/null -+++ b/arch/mips/lantiq/xway/timer.c -@@ -0,0 +1,846 @@ -+#ifndef CONFIG_SOC_AMAZON_SE -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/version.h> -+#include <linux/types.h> -+#include <linux/fs.h> -+#include <linux/miscdevice.h> -+#include <linux/init.h> -+#include <linux/uaccess.h> -+#include <linux/unistd.h> -+#include <linux/errno.h> -+#include <linux/interrupt.h> -+#include <linux/sched.h> -+#include <linux/sched/signal.h> -+ -+#include <asm/irq.h> -+#include <asm/div64.h> -+#include "../clk.h" -+ -+#include <lantiq_soc.h> -+#include <lantiq_irq.h> -+#include <lantiq_timer.h> -+ -+#define MAX_NUM_OF_32BIT_TIMER_BLOCKS 6 -+ -+#ifdef TIMER1A -+#define FIRST_TIMER TIMER1A -+#else -+#define FIRST_TIMER 2 -+#endif -+ -+/* -+ * GPTC divider is set or not. -+ */ -+#define GPTU_CLC_RMC_IS_SET 0 -+ -+/* -+ * Timer Interrupt (IRQ) -+ */ -+/* Must be adjusted when ICU driver is available */ -+#define TIMER_INTERRUPT (INT_NUM_IM3_IRL0 + 22) -+ -+/* -+ * Bits Operation -+ */ -+#define GET_BITS(x, msb, lsb) \ -+ (((x) & ((1 << ((msb) + 1)) - 1)) >> (lsb)) -+#define SET_BITS(x, msb, lsb, value) \ -+ (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | \ -+ (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb))) -+ -+/* -+ * GPTU Register Mapping -+ */ -+#define LQ_GPTU (KSEG1 + 0x1E100A00) -+#define LQ_GPTU_CLC ((volatile u32 *)(LQ_GPTU + 0x0000)) -+#define LQ_GPTU_ID ((volatile u32 *)(LQ_GPTU + 0x0008)) -+#define LQ_GPTU_CON(n, X) ((volatile u32 *)(LQ_GPTU + 0x0010 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -+#define LQ_GPTU_RUN(n, X) ((volatile u32 *)(LQ_GPTU + 0x0018 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -+#define LQ_GPTU_RELOAD(n, X) ((volatile u32 *)(LQ_GPTU + 0x0020 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -+#define LQ_GPTU_COUNT(n, X) ((volatile u32 *)(LQ_GPTU + 0x0028 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -+#define LQ_GPTU_IRNEN ((volatile u32 *)(LQ_GPTU + 0x00F4)) -+#define LQ_GPTU_IRNICR ((volatile u32 *)(LQ_GPTU + 0x00F8)) -+#define LQ_GPTU_IRNCR ((volatile u32 *)(LQ_GPTU + 0x00FC)) -+ -+/* -+ * Clock Control Register -+ */ -+#define GPTU_CLC_SMC GET_BITS(*LQ_GPTU_CLC, 23, 16) -+#define GPTU_CLC_RMC GET_BITS(*LQ_GPTU_CLC, 15, 8) -+#define GPTU_CLC_FSOE (*LQ_GPTU_CLC & (1 << 5)) -+#define GPTU_CLC_EDIS (*LQ_GPTU_CLC & (1 << 3)) -+#define GPTU_CLC_SPEN (*LQ_GPTU_CLC & (1 << 2)) -+#define GPTU_CLC_DISS (*LQ_GPTU_CLC & (1 << 1)) -+#define GPTU_CLC_DISR (*LQ_GPTU_CLC & (1 << 0)) -+ -+#define GPTU_CLC_SMC_SET(value) SET_BITS(0, 23, 16, (value)) -+#define GPTU_CLC_RMC_SET(value) SET_BITS(0, 15, 8, (value)) -+#define GPTU_CLC_FSOE_SET(value) ((value) ? (1 << 5) : 0) -+#define GPTU_CLC_SBWE_SET(value) ((value) ? (1 << 4) : 0) -+#define GPTU_CLC_EDIS_SET(value) ((value) ? (1 << 3) : 0) -+#define GPTU_CLC_SPEN_SET(value) ((value) ? (1 << 2) : 0) -+#define GPTU_CLC_DISR_SET(value) ((value) ? (1 << 0) : 0) -+ -+/* -+ * ID Register -+ */ -+#define GPTU_ID_ID GET_BITS(*LQ_GPTU_ID, 15, 8) -+#define GPTU_ID_CFG GET_BITS(*LQ_GPTU_ID, 7, 5) -+#define GPTU_ID_REV GET_BITS(*LQ_GPTU_ID, 4, 0) -+ -+/* -+ * Control Register of Timer/Counter nX -+ * n is the index of block (1 based index) -+ * X is either A or B -+ */ -+#define GPTU_CON_SRC_EG(n, X) (*LQ_GPTU_CON(n, X) & (1 << 10)) -+#define GPTU_CON_SRC_EXT(n, X) (*LQ_GPTU_CON(n, X) & (1 << 9)) -+#define GPTU_CON_SYNC(n, X) (*LQ_GPTU_CON(n, X) & (1 << 8)) -+#define GPTU_CON_EDGE(n, X) GET_BITS(*LQ_GPTU_CON(n, X), 7, 6) -+#define GPTU_CON_INV(n, X) (*LQ_GPTU_CON(n, X) & (1 << 5)) -+#define GPTU_CON_EXT(n, X) (*LQ_GPTU_CON(n, A) & (1 << 4)) /* Timer/Counter B does not have this bit */ -+#define GPTU_CON_STP(n, X) (*LQ_GPTU_CON(n, X) & (1 << 3)) -+#define GPTU_CON_CNT(n, X) (*LQ_GPTU_CON(n, X) & (1 << 2)) -+#define GPTU_CON_DIR(n, X) (*LQ_GPTU_CON(n, X) & (1 << 1)) -+#define GPTU_CON_EN(n, X) (*LQ_GPTU_CON(n, X) & (1 << 0)) -+ -+#define GPTU_CON_SRC_EG_SET(value) ((value) ? 0 : (1 << 10)) -+#define GPTU_CON_SRC_EXT_SET(value) ((value) ? (1 << 9) : 0) -+#define GPTU_CON_SYNC_SET(value) ((value) ? (1 << 8) : 0) -+#define GPTU_CON_EDGE_SET(value) SET_BITS(0, 7, 6, (value)) -+#define GPTU_CON_INV_SET(value) ((value) ? (1 << 5) : 0) -+#define GPTU_CON_EXT_SET(value) ((value) ? (1 << 4) : 0) -+#define GPTU_CON_STP_SET(value) ((value) ? (1 << 3) : 0) -+#define GPTU_CON_CNT_SET(value) ((value) ? (1 << 2) : 0) -+#define GPTU_CON_DIR_SET(value) ((value) ? (1 << 1) : 0) -+ -+#define GPTU_RUN_RL_SET(value) ((value) ? (1 << 2) : 0) -+#define GPTU_RUN_CEN_SET(value) ((value) ? (1 << 1) : 0) -+#define GPTU_RUN_SEN_SET(value) ((value) ? (1 << 0) : 0) -+ -+#define GPTU_IRNEN_TC_SET(n, X, value) ((value) ? (1 << (((n) - 1) * 2 + (X))) : 0) -+#define GPTU_IRNCR_TC_SET(n, X, value) ((value) ? (1 << (((n) - 1) * 2 + (X))) : 0) -+ -+#define TIMER_FLAG_MASK_SIZE(x) (x & 0x0001) -+#define TIMER_FLAG_MASK_TYPE(x) (x & 0x0002) -+#define TIMER_FLAG_MASK_STOP(x) (x & 0x0004) -+#define TIMER_FLAG_MASK_DIR(x) (x & 0x0008) -+#define TIMER_FLAG_NONE_EDGE 0x0000 -+#define TIMER_FLAG_MASK_EDGE(x) (x & 0x0030) -+#define TIMER_FLAG_REAL 0x0000 -+#define TIMER_FLAG_INVERT 0x0040 -+#define TIMER_FLAG_MASK_INVERT(x) (x & 0x0040) -+#define TIMER_FLAG_MASK_TRIGGER(x) (x & 0x0070) -+#define TIMER_FLAG_MASK_SYNC(x) (x & 0x0080) -+#define TIMER_FLAG_CALLBACK_IN_HB 0x0200 -+#define TIMER_FLAG_MASK_HANDLE(x) (x & 0x0300) -+#define TIMER_FLAG_MASK_SRC(x) (x & 0x1000) -+ -+struct timer_dev_timer { -+ unsigned int f_irq_on; -+ unsigned int irq; -+ unsigned int flag; -+ unsigned long arg1; -+ unsigned long arg2; -+}; -+ -+struct timer_dev { -+ struct mutex gptu_mutex; -+ unsigned int number_of_timers; -+ unsigned int occupation; -+ unsigned int f_gptu_on; -+ struct timer_dev_timer timer[MAX_NUM_OF_32BIT_TIMER_BLOCKS * 2]; -+}; -+ -+ -+unsigned int ltq_get_fpi_bus_clock(int fpi) { -+ struct clk *clk = clk_get_fpi(); -+ return clk_get_rate(clk); -+} -+ -+ -+static long gptu_ioctl(struct file *, unsigned int, unsigned long); -+static int gptu_open(struct inode *, struct file *); -+static int gptu_release(struct inode *, struct file *); -+ -+static struct file_operations gptu_fops = { -+ .owner = THIS_MODULE, -+ .unlocked_ioctl = gptu_ioctl, -+ .open = gptu_open, -+ .release = gptu_release -+}; -+ -+static struct miscdevice gptu_miscdev = { -+ .minor = MISC_DYNAMIC_MINOR, -+ .name = "gptu", -+ .fops = &gptu_fops, -+}; -+ -+static struct timer_dev timer_dev; -+ -+static irqreturn_t timer_irq_handler(int irq, void *p) -+{ -+ unsigned int timer; -+ unsigned int flag; -+ struct timer_dev_timer *dev_timer = (struct timer_dev_timer *)p; -+ -+ timer = irq - TIMER_INTERRUPT; -+ if (timer < timer_dev.number_of_timers -+ && dev_timer == &timer_dev.timer[timer]) { -+ /* Clear interrupt. */ -+ ltq_w32(1 << timer, LQ_GPTU_IRNCR); -+ -+ /* Call user hanler or signal. */ -+ flag = dev_timer->flag; -+ if (!(timer & 0x01) -+ || TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT) { -+ /* 16-bit timer or timer A of 32-bit timer */ -+ switch (TIMER_FLAG_MASK_HANDLE(flag)) { -+ case TIMER_FLAG_CALLBACK_IN_IRQ: -+ case TIMER_FLAG_CALLBACK_IN_HB: -+ if (dev_timer->arg1) -+ (*(timer_callback)dev_timer->arg1)(dev_timer->arg2); -+ break; -+ case TIMER_FLAG_SIGNAL: -+ send_sig((int)dev_timer->arg2, (struct task_struct *)dev_timer->arg1, 0); -+ break; -+ } -+ } -+ } -+ return IRQ_HANDLED; -+} -+ -+static inline void lq_enable_gptu(void) -+{ -+ struct clk *clk = clk_get_sys("1e100a00.gptu", NULL); -+ clk_enable(clk); -+ -+ //ltq_pmu_enable(PMU_GPT); -+ -+ /* Set divider as 1, disable write protection for SPEN, enable module. */ -+ *LQ_GPTU_CLC = -+ GPTU_CLC_SMC_SET(0x00) | -+ GPTU_CLC_RMC_SET(0x01) | -+ GPTU_CLC_FSOE_SET(0) | -+ GPTU_CLC_SBWE_SET(1) | -+ GPTU_CLC_EDIS_SET(0) | -+ GPTU_CLC_SPEN_SET(0) | -+ GPTU_CLC_DISR_SET(0); -+} -+ -+static inline void lq_disable_gptu(void) -+{ -+ struct clk *clk = clk_get_sys("1e100a00.gptu", NULL); -+ ltq_w32(0x00, LQ_GPTU_IRNEN); -+ ltq_w32(0xfff, LQ_GPTU_IRNCR); -+ -+ /* Set divider as 0, enable write protection for SPEN, disable module. */ -+ *LQ_GPTU_CLC = -+ GPTU_CLC_SMC_SET(0x00) | -+ GPTU_CLC_RMC_SET(0x00) | -+ GPTU_CLC_FSOE_SET(0) | -+ GPTU_CLC_SBWE_SET(0) | -+ GPTU_CLC_EDIS_SET(0) | -+ GPTU_CLC_SPEN_SET(0) | -+ GPTU_CLC_DISR_SET(1); -+ -+ clk_enable(clk); -+} -+ -+int lq_request_timer(unsigned int timer, unsigned int flag, -+ unsigned long value, unsigned long arg1, unsigned long arg2) -+{ -+ int ret = 0; -+ unsigned int con_reg, irnen_reg; -+ int n, X; -+ -+ if (timer >= FIRST_TIMER + timer_dev.number_of_timers) -+ return -EINVAL; -+ -+ printk(KERN_INFO "request_timer(%d, 0x%08X, %lu)...", -+ timer, flag, value); -+ -+ if (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT) -+ value &= 0xFFFF; -+ else -+ timer &= ~0x01; -+ -+ mutex_lock(&timer_dev.gptu_mutex); -+ -+ /* -+ * Allocate timer. -+ */ -+ if (timer < FIRST_TIMER) { -+ unsigned int mask; -+ unsigned int shift; -+ /* This takes care of TIMER1B which is the only choice for Voice TAPI system */ -+ unsigned int offset = TIMER2A; -+ -+ /* -+ * Pick up a free timer. -+ */ -+ if (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT) { -+ mask = 1 << offset; -+ shift = 1; -+ } else { -+ mask = 3 << offset; -+ shift = 2; -+ } -+ for (timer = offset; -+ timer < offset + timer_dev.number_of_timers; -+ timer += shift, mask <<= shift) -+ if (!(timer_dev.occupation & mask)) { -+ timer_dev.occupation |= mask; -+ break; -+ } -+ if (timer >= offset + timer_dev.number_of_timers) { -+ printk("failed![%d]\n", __LINE__); -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EINVAL; -+ } else -+ ret = timer; -+ } else { -+ register unsigned int mask; -+ -+ /* -+ * Check if the requested timer is free. -+ */ -+ mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; -+ if ((timer_dev.occupation & mask)) { -+ printk("failed![%d] mask %#x, timer_dev.occupation %#x\n", -+ __LINE__, mask, timer_dev.occupation); -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EBUSY; -+ } else { -+ timer_dev.occupation |= mask; -+ ret = 0; -+ } -+ } -+ -+ /* -+ * Prepare control register value. -+ */ -+ switch (TIMER_FLAG_MASK_EDGE(flag)) { -+ default: -+ case TIMER_FLAG_NONE_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x00); -+ break; -+ case TIMER_FLAG_RISE_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x01); -+ break; -+ case TIMER_FLAG_FALL_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x02); -+ break; -+ case TIMER_FLAG_ANY_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x03); -+ break; -+ } -+ if (TIMER_FLAG_MASK_TYPE(flag) == TIMER_FLAG_TIMER) -+ con_reg |= -+ TIMER_FLAG_MASK_SRC(flag) == -+ TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EXT_SET(1) : -+ GPTU_CON_SRC_EXT_SET(0); -+ else -+ con_reg |= -+ TIMER_FLAG_MASK_SRC(flag) == -+ TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EG_SET(1) : -+ GPTU_CON_SRC_EG_SET(0); -+ con_reg |= -+ TIMER_FLAG_MASK_SYNC(flag) == -+ TIMER_FLAG_UNSYNC ? GPTU_CON_SYNC_SET(0) : -+ GPTU_CON_SYNC_SET(1); -+ con_reg |= -+ TIMER_FLAG_MASK_INVERT(flag) == -+ TIMER_FLAG_REAL ? GPTU_CON_INV_SET(0) : GPTU_CON_INV_SET(1); -+ con_reg |= -+ TIMER_FLAG_MASK_SIZE(flag) == -+ TIMER_FLAG_16BIT ? GPTU_CON_EXT_SET(0) : -+ GPTU_CON_EXT_SET(1); -+ con_reg |= -+ TIMER_FLAG_MASK_STOP(flag) == -+ TIMER_FLAG_ONCE ? GPTU_CON_STP_SET(1) : GPTU_CON_STP_SET(0); -+ con_reg |= -+ TIMER_FLAG_MASK_TYPE(flag) == -+ TIMER_FLAG_TIMER ? GPTU_CON_CNT_SET(0) : -+ GPTU_CON_CNT_SET(1); -+ con_reg |= -+ TIMER_FLAG_MASK_DIR(flag) == -+ TIMER_FLAG_UP ? GPTU_CON_DIR_SET(1) : GPTU_CON_DIR_SET(0); -+ -+ /* -+ * Fill up running data. -+ */ -+ timer_dev.timer[timer - FIRST_TIMER].flag = flag; -+ timer_dev.timer[timer - FIRST_TIMER].arg1 = arg1; -+ timer_dev.timer[timer - FIRST_TIMER].arg2 = arg2; -+ if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) -+ timer_dev.timer[timer - FIRST_TIMER + 1].flag = flag; -+ -+ /* -+ * Enable GPTU module. -+ */ -+ if (!timer_dev.f_gptu_on) { -+ lq_enable_gptu(); -+ timer_dev.f_gptu_on = 1; -+ } -+ -+ /* -+ * Enable IRQ. -+ */ -+ if (TIMER_FLAG_MASK_HANDLE(flag) != TIMER_FLAG_NO_HANDLE) { -+ if (TIMER_FLAG_MASK_HANDLE(flag) == TIMER_FLAG_SIGNAL) -+ timer_dev.timer[timer - FIRST_TIMER].arg1 = -+ (unsigned long) find_task_by_vpid((int) arg1); -+ -+ irnen_reg = 1 << (timer - FIRST_TIMER); -+ -+ if (TIMER_FLAG_MASK_HANDLE(flag) == TIMER_FLAG_SIGNAL -+ || (TIMER_FLAG_MASK_HANDLE(flag) == -+ TIMER_FLAG_CALLBACK_IN_IRQ -+ && timer_dev.timer[timer - FIRST_TIMER].arg1)) { -+ enable_irq(timer_dev.timer[timer - FIRST_TIMER].irq); -+ timer_dev.timer[timer - FIRST_TIMER].f_irq_on = 1; -+ } -+ } else -+ irnen_reg = 0; -+ -+ /* -+ * Write config register, reload value and enable interrupt. -+ */ -+ n = timer >> 1; -+ X = timer & 0x01; -+ *LQ_GPTU_CON(n, X) = con_reg; -+ *LQ_GPTU_RELOAD(n, X) = value; -+ /* printk("reload value = %d\n", (u32)value); */ -+ *LQ_GPTU_IRNEN |= irnen_reg; -+ -+ mutex_unlock(&timer_dev.gptu_mutex); -+ printk("successful!\n"); -+ return ret; -+} -+EXPORT_SYMBOL(lq_request_timer); -+ -+int lq_free_timer(unsigned int timer) -+{ -+ unsigned int flag; -+ unsigned int mask; -+ int n, X; -+ -+ if (!timer_dev.f_gptu_on) -+ return -EINVAL; -+ -+ if (timer < FIRST_TIMER || timer >= FIRST_TIMER + timer_dev.number_of_timers) -+ return -EINVAL; -+ -+ mutex_lock(&timer_dev.gptu_mutex); -+ -+ flag = timer_dev.timer[timer - FIRST_TIMER].flag; -+ if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) -+ timer &= ~0x01; -+ -+ mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; -+ if (((timer_dev.occupation & mask) ^ mask)) { -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EINVAL; -+ } -+ -+ n = timer >> 1; -+ X = timer & 0x01; -+ -+ if (GPTU_CON_EN(n, X)) -+ *LQ_GPTU_RUN(n, X) = GPTU_RUN_CEN_SET(1); -+ -+ *LQ_GPTU_IRNEN &= ~GPTU_IRNEN_TC_SET(n, X, 1); -+ *LQ_GPTU_IRNCR |= GPTU_IRNCR_TC_SET(n, X, 1); -+ -+ if (timer_dev.timer[timer - FIRST_TIMER].f_irq_on) { -+ disable_irq(timer_dev.timer[timer - FIRST_TIMER].irq); -+ timer_dev.timer[timer - FIRST_TIMER].f_irq_on = 0; -+ } -+ -+ timer_dev.occupation &= ~mask; -+ if (!timer_dev.occupation && timer_dev.f_gptu_on) { -+ lq_disable_gptu(); -+ timer_dev.f_gptu_on = 0; -+ } -+ -+ mutex_unlock(&timer_dev.gptu_mutex); -+ -+ return 0; -+} -+EXPORT_SYMBOL(lq_free_timer); -+ -+int lq_start_timer(unsigned int timer, int is_resume) -+{ -+ unsigned int flag; -+ unsigned int mask; -+ int n, X; -+ -+ if (!timer_dev.f_gptu_on) -+ return -EINVAL; -+ -+ if (timer < FIRST_TIMER || timer >= FIRST_TIMER + timer_dev.number_of_timers) -+ return -EINVAL; -+ -+ mutex_lock(&timer_dev.gptu_mutex); -+ -+ flag = timer_dev.timer[timer - FIRST_TIMER].flag; -+ if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) -+ timer &= ~0x01; -+ -+ mask = (TIMER_FLAG_MASK_SIZE(flag) == -+ TIMER_FLAG_16BIT ? 1 : 3) << timer; -+ if (((timer_dev.occupation & mask) ^ mask)) { -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EINVAL; -+ } -+ -+ n = timer >> 1; -+ X = timer & 0x01; -+ -+ *LQ_GPTU_RUN(n, X) = GPTU_RUN_RL_SET(!is_resume) | GPTU_RUN_SEN_SET(1); -+ -+ -+ mutex_unlock(&timer_dev.gptu_mutex); -+ -+ return 0; -+} -+EXPORT_SYMBOL(lq_start_timer); -+ -+int lq_stop_timer(unsigned int timer) -+{ -+ unsigned int flag; -+ unsigned int mask; -+ int n, X; -+ -+ if (!timer_dev.f_gptu_on) -+ return -EINVAL; -+ -+ if (timer < FIRST_TIMER -+ || timer >= FIRST_TIMER + timer_dev.number_of_timers) -+ return -EINVAL; -+ -+ mutex_lock(&timer_dev.gptu_mutex); -+ -+ flag = timer_dev.timer[timer - FIRST_TIMER].flag; -+ if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) -+ timer &= ~0x01; -+ -+ mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; -+ if (((timer_dev.occupation & mask) ^ mask)) { -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EINVAL; -+ } -+ -+ n = timer >> 1; -+ X = timer & 0x01; -+ -+ *LQ_GPTU_RUN(n, X) = GPTU_RUN_CEN_SET(1); -+ -+ mutex_unlock(&timer_dev.gptu_mutex); -+ -+ return 0; -+} -+EXPORT_SYMBOL(lq_stop_timer); -+ -+int lq_reset_counter_flags(u32 timer, u32 flags) -+{ -+ unsigned int oflag; -+ unsigned int mask, con_reg; -+ int n, X; -+ -+ if (!timer_dev.f_gptu_on) -+ return -EINVAL; -+ -+ if (timer < FIRST_TIMER || timer >= FIRST_TIMER + timer_dev.number_of_timers) -+ return -EINVAL; -+ -+ mutex_lock(&timer_dev.gptu_mutex); -+ -+ oflag = timer_dev.timer[timer - FIRST_TIMER].flag; -+ if (TIMER_FLAG_MASK_SIZE(oflag) != TIMER_FLAG_16BIT) -+ timer &= ~0x01; -+ -+ mask = (TIMER_FLAG_MASK_SIZE(oflag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; -+ if (((timer_dev.occupation & mask) ^ mask)) { -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EINVAL; -+ } -+ -+ switch (TIMER_FLAG_MASK_EDGE(flags)) { -+ default: -+ case TIMER_FLAG_NONE_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x00); -+ break; -+ case TIMER_FLAG_RISE_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x01); -+ break; -+ case TIMER_FLAG_FALL_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x02); -+ break; -+ case TIMER_FLAG_ANY_EDGE: -+ con_reg = GPTU_CON_EDGE_SET(0x03); -+ break; -+ } -+ if (TIMER_FLAG_MASK_TYPE(flags) == TIMER_FLAG_TIMER) -+ con_reg |= TIMER_FLAG_MASK_SRC(flags) == TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EXT_SET(1) : GPTU_CON_SRC_EXT_SET(0); -+ else -+ con_reg |= TIMER_FLAG_MASK_SRC(flags) == TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EG_SET(1) : GPTU_CON_SRC_EG_SET(0); -+ con_reg |= TIMER_FLAG_MASK_SYNC(flags) == TIMER_FLAG_UNSYNC ? GPTU_CON_SYNC_SET(0) : GPTU_CON_SYNC_SET(1); -+ con_reg |= TIMER_FLAG_MASK_INVERT(flags) == TIMER_FLAG_REAL ? GPTU_CON_INV_SET(0) : GPTU_CON_INV_SET(1); -+ con_reg |= TIMER_FLAG_MASK_SIZE(flags) == TIMER_FLAG_16BIT ? GPTU_CON_EXT_SET(0) : GPTU_CON_EXT_SET(1); -+ con_reg |= TIMER_FLAG_MASK_STOP(flags) == TIMER_FLAG_ONCE ? GPTU_CON_STP_SET(1) : GPTU_CON_STP_SET(0); -+ con_reg |= TIMER_FLAG_MASK_TYPE(flags) == TIMER_FLAG_TIMER ? GPTU_CON_CNT_SET(0) : GPTU_CON_CNT_SET(1); -+ con_reg |= TIMER_FLAG_MASK_DIR(flags) == TIMER_FLAG_UP ? GPTU_CON_DIR_SET(1) : GPTU_CON_DIR_SET(0); -+ -+ timer_dev.timer[timer - FIRST_TIMER].flag = flags; -+ if (TIMER_FLAG_MASK_SIZE(flags) != TIMER_FLAG_16BIT) -+ timer_dev.timer[timer - FIRST_TIMER + 1].flag = flags; -+ -+ n = timer >> 1; -+ X = timer & 0x01; -+ -+ *LQ_GPTU_CON(n, X) = con_reg; -+ smp_wmb(); -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return 0; -+} -+EXPORT_SYMBOL(lq_reset_counter_flags); -+ -+int lq_get_count_value(unsigned int timer, unsigned long *value) -+{ -+ unsigned int flag; -+ unsigned int mask; -+ int n, X; -+ -+ if (!timer_dev.f_gptu_on) -+ return -EINVAL; -+ -+ if (timer < FIRST_TIMER -+ || timer >= FIRST_TIMER + timer_dev.number_of_timers) -+ return -EINVAL; -+ -+ mutex_lock(&timer_dev.gptu_mutex); -+ -+ flag = timer_dev.timer[timer - FIRST_TIMER].flag; -+ if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) -+ timer &= ~0x01; -+ -+ mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; -+ if (((timer_dev.occupation & mask) ^ mask)) { -+ mutex_unlock(&timer_dev.gptu_mutex); -+ return -EINVAL; -+ } -+ -+ n = timer >> 1; -+ X = timer & 0x01; -+ -+ *value = *LQ_GPTU_COUNT(n, X); -+ -+ -+ mutex_unlock(&timer_dev.gptu_mutex); -+ -+ return 0; -+} -+EXPORT_SYMBOL(lq_get_count_value); -+ -+u32 lq_cal_divider(unsigned long freq) -+{ -+ u64 module_freq, fpi = ltq_get_fpi_bus_clock(2); -+ u32 clock_divider = 1; -+ module_freq = fpi * 1000; -+ do_div(module_freq, clock_divider * freq); -+ return module_freq; -+} -+EXPORT_SYMBOL(lq_cal_divider); -+ -+int lq_set_timer(unsigned int timer, unsigned int freq, int is_cyclic, -+ int is_ext_src, unsigned int handle_flag, unsigned long arg1, -+ unsigned long arg2) -+{ -+ unsigned long divider; -+ unsigned int flag; -+ -+ divider = lq_cal_divider(freq); -+ if (divider == 0) -+ return -EINVAL; -+ flag = ((divider & ~0xFFFF) ? TIMER_FLAG_32BIT : TIMER_FLAG_16BIT) -+ | (is_cyclic ? TIMER_FLAG_CYCLIC : TIMER_FLAG_ONCE) -+ | (is_ext_src ? TIMER_FLAG_EXT_SRC : TIMER_FLAG_INT_SRC) -+ | TIMER_FLAG_TIMER | TIMER_FLAG_DOWN -+ | TIMER_FLAG_MASK_HANDLE(handle_flag); -+ -+ printk(KERN_INFO "lq_set_timer(%d, %d), divider = %lu\n", -+ timer, freq, divider); -+ return lq_request_timer(timer, flag, divider, arg1, arg2); -+} -+EXPORT_SYMBOL(lq_set_timer); -+ -+int lq_set_counter(unsigned int timer, unsigned int flag, u32 reload, -+ unsigned long arg1, unsigned long arg2) -+{ -+ printk(KERN_INFO "lq_set_counter(%d, %#x, %d)\n", timer, flag, reload); -+ return lq_request_timer(timer, flag, reload, arg1, arg2); -+} -+EXPORT_SYMBOL(lq_set_counter); -+ -+static long gptu_ioctl(struct file *file, unsigned int cmd, -+ unsigned long arg) -+{ -+ int ret; -+ struct gptu_ioctl_param param; -+ -+ if (!access_ok((void __user *)arg, sizeof(struct gptu_ioctl_param))) -+ return -EFAULT; -+ copy_from_user(¶m, (void __user *)arg, sizeof(param)); -+ -+ if ((((cmd == GPTU_REQUEST_TIMER || cmd == GPTU_SET_TIMER -+ || GPTU_SET_COUNTER) && param.timer < 2) -+ || cmd == GPTU_GET_COUNT_VALUE || cmd == GPTU_CALCULATE_DIVIDER) -+ && !access_ok((void __user *)arg, -+ sizeof(struct gptu_ioctl_param))) -+ return -EFAULT; -+ -+ switch (cmd) { -+ case GPTU_REQUEST_TIMER: -+ ret = lq_request_timer(param.timer, param.flag, param.value, -+ (unsigned long) param.pid, -+ (unsigned long) param.sig); -+ if (ret > 0) { -+ copy_to_user(&((struct gptu_ioctl_param *) arg)-> -+ timer, &ret, sizeof(&ret)); -+ ret = 0; -+ } -+ break; -+ case GPTU_FREE_TIMER: -+ ret = lq_free_timer(param.timer); -+ break; -+ case GPTU_START_TIMER: -+ ret = lq_start_timer(param.timer, param.flag); -+ break; -+ case GPTU_STOP_TIMER: -+ ret = lq_stop_timer(param.timer); -+ break; -+ case GPTU_GET_COUNT_VALUE: -+ ret = lq_get_count_value(param.timer, ¶m.value); -+ if (!ret) -+ copy_to_user(&((struct gptu_ioctl_param *) arg)-> -+ value, ¶m.value, -+ sizeof(param.value)); -+ break; -+ case GPTU_CALCULATE_DIVIDER: -+ param.value = lq_cal_divider(param.value); -+ if (param.value == 0) -+ ret = -EINVAL; -+ else { -+ copy_to_user(&((struct gptu_ioctl_param *) arg)-> -+ value, ¶m.value, -+ sizeof(param.value)); -+ ret = 0; -+ } -+ break; -+ case GPTU_SET_TIMER: -+ ret = lq_set_timer(param.timer, param.value, -+ TIMER_FLAG_MASK_STOP(param.flag) != -+ TIMER_FLAG_ONCE ? 1 : 0, -+ TIMER_FLAG_MASK_SRC(param.flag) == -+ TIMER_FLAG_EXT_SRC ? 1 : 0, -+ TIMER_FLAG_MASK_HANDLE(param.flag) == -+ TIMER_FLAG_SIGNAL ? TIMER_FLAG_SIGNAL : -+ TIMER_FLAG_NO_HANDLE, -+ (unsigned long) param.pid, -+ (unsigned long) param.sig); -+ if (ret > 0) { -+ copy_to_user(&((struct gptu_ioctl_param *) arg)-> -+ timer, &ret, sizeof(&ret)); -+ ret = 0; -+ } -+ break; -+ case GPTU_SET_COUNTER: -+ lq_set_counter(param.timer, param.flag, param.value, 0, 0); -+ if (ret > 0) { -+ copy_to_user(&((struct gptu_ioctl_param *) arg)-> -+ timer, &ret, sizeof(&ret)); -+ ret = 0; -+ } -+ break; -+ default: -+ ret = -ENOTTY; -+ } -+ -+ return ret; -+} -+ -+static int gptu_open(struct inode *inode, struct file *file) -+{ -+ return 0; -+} -+ -+static int gptu_release(struct inode *inode, struct file *file) -+{ -+ return 0; -+} -+ -+int __init lq_gptu_init(void) -+{ -+ int ret; -+ unsigned int i; -+ -+ ltq_w32(0, LQ_GPTU_IRNEN); -+ ltq_w32(0xfff, LQ_GPTU_IRNCR); -+ -+ memset(&timer_dev, 0, sizeof(timer_dev)); -+ mutex_init(&timer_dev.gptu_mutex); -+ -+ lq_enable_gptu(); -+ timer_dev.number_of_timers = GPTU_ID_CFG * 2; -+ lq_disable_gptu(); -+ if (timer_dev.number_of_timers > MAX_NUM_OF_32BIT_TIMER_BLOCKS * 2) -+ timer_dev.number_of_timers = MAX_NUM_OF_32BIT_TIMER_BLOCKS * 2; -+ printk(KERN_INFO "gptu: totally %d 16-bit timers/counters\n", timer_dev.number_of_timers); -+ -+ ret = misc_register(&gptu_miscdev); -+ if (ret) { -+ printk(KERN_ERR "gptu: can't misc_register, get error %d\n", -ret); -+ return ret; -+ } else { -+ printk(KERN_INFO "gptu: misc_register on minor %d\n", gptu_miscdev.minor); -+ } -+ -+ for (i = 0; i < timer_dev.number_of_timers; i++) { -+ ret = request_irq(TIMER_INTERRUPT + i, timer_irq_handler, IRQF_TIMER, gptu_miscdev.name, &timer_dev.timer[i]); -+ if (ret) { -+ for (; i >= 0; i--) -+ free_irq(TIMER_INTERRUPT + i, &timer_dev.timer[i]); -+ misc_deregister(&gptu_miscdev); -+ printk(KERN_ERR "gptu: failed in requesting irq (%d), get error %d\n", i, -ret); -+ return ret; -+ } else { -+ timer_dev.timer[i].irq = TIMER_INTERRUPT + i; -+ disable_irq(timer_dev.timer[i].irq); -+ printk(KERN_INFO "gptu: succeeded to request irq %d\n", timer_dev.timer[i].irq); -+ } -+ } -+ -+ return 0; -+} -+ -+void __exit lq_gptu_exit(void) -+{ -+ unsigned int i; -+ -+ for (i = 0; i < timer_dev.number_of_timers; i++) { -+ if (timer_dev.timer[i].f_irq_on) -+ disable_irq(timer_dev.timer[i].irq); -+ free_irq(timer_dev.timer[i].irq, &timer_dev.timer[i]); -+ } -+ lq_disable_gptu(); -+ misc_deregister(&gptu_miscdev); -+} -+ -+module_init(lq_gptu_init); -+module_exit(lq_gptu_exit); -+ -+#endif diff --git a/target/linux/lantiq/patches-5.4/0018-MTD-nand-lots-of-xrx200-fixes.patch b/target/linux/lantiq/patches-5.4/0018-MTD-nand-lots-of-xrx200-fixes.patch deleted file mode 100644 index d68466c368..0000000000 --- a/target/linux/lantiq/patches-5.4/0018-MTD-nand-lots-of-xrx200-fixes.patch +++ /dev/null @@ -1,121 +0,0 @@ -From 997a8965db8417266bea3fbdcfa3e5655a1b52fa Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Tue, 9 Sep 2014 23:12:15 +0200 -Subject: [PATCH 18/36] MTD: nand: lots of xrx200 fixes - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/mtd/nand/raw/xway_nand.c | 63 ++++++++++++++++++++++++++++++++++++++++++ - 1 file changed, 63 insertions(+) - ---- a/drivers/mtd/nand/raw/xway_nand.c -+++ b/drivers/mtd/nand/raw/xway_nand.c -@@ -61,6 +61,24 @@ - #define NAND_CON_CSMUX (1 << 1) - #define NAND_CON_NANDM 1 - -+#define DANUBE_PCI_REG32( addr ) (*(volatile u32 *)(addr)) -+#define PCI_CR_PR_OFFSET (KSEG1+0x1E105400) -+#define PCI_CR_PC_ARB (PCI_CR_PR_OFFSET + 0x0080) -+ -+/* -+ * req_mask provides a mechanism to prevent interference between -+ * nand and pci (probably only relevant for the BT Home Hub 2B). -+ * Setting it causes the corresponding pci req pins to be masked -+ * during nand access, and also moves ebu locking from the read/write -+ * functions to the chip select function to ensure that the whole -+ * operation runs with interrupts disabled. -+ * In addition it switches on some extra waiting in xway_cmd_ctrl(). -+ * This seems to be necessary if the ebu_cs1 pin has open-drain disabled, -+ * which in turn seems to be necessary for the nor chip to be recognised -+ * reliably, on a board (Home Hub 2B again) which has both nor and nand. -+ */ -+static __be32 req_mask = 0; -+ - struct xway_nand_data { - struct nand_chip chip; - unsigned long csflags; -@@ -91,10 +109,22 @@ static void xway_select_chip(struct nand - case -1: - ltq_ebu_w32_mask(NAND_CON_CE, 0, EBU_NAND_CON); - ltq_ebu_w32_mask(NAND_CON_NANDM, 0, EBU_NAND_CON); -+ -+ if (req_mask) { -+ /* Unmask all external PCI request */ -+ DANUBE_PCI_REG32(PCI_CR_PC_ARB) &= ~(req_mask << 16); -+ } -+ - spin_unlock_irqrestore(&ebu_lock, data->csflags); - break; - case 0: - spin_lock_irqsave(&ebu_lock, data->csflags); -+ -+ if (req_mask) { -+ /* Mask all external PCI request */ -+ DANUBE_PCI_REG32(PCI_CR_PC_ARB) |= (req_mask << 16); -+ } -+ - ltq_ebu_w32_mask(0, NAND_CON_NANDM, EBU_NAND_CON); - ltq_ebu_w32_mask(0, NAND_CON_CE, EBU_NAND_CON); - break; -@@ -107,6 +137,11 @@ static void xway_cmd_ctrl(struct nand_ch - { - struct mtd_info *mtd = nand_to_mtd(chip); - -+ if (req_mask) { -+ if (cmd != NAND_CMD_STATUS) -+ ltq_ebu_w32(0, EBU_NAND_WAIT); /* Clear nand ready */ -+ } -+ - if (cmd == NAND_CMD_NONE) - return; - -@@ -117,6 +152,24 @@ static void xway_cmd_ctrl(struct nand_ch - - while ((ltq_ebu_r32(EBU_NAND_WAIT) & NAND_WAIT_WR_C) == 0) - ; -+ -+ if (req_mask) { -+ /* -+ * program and erase have their own busy handlers -+ * status and sequential in needs no delay -+ */ -+ switch (cmd) { -+ case NAND_CMD_ERASE1: -+ case NAND_CMD_SEQIN: -+ case NAND_CMD_STATUS: -+ case NAND_CMD_READID: -+ return; -+ } -+ -+ /* wait until command is processed */ -+ while ((ltq_ebu_r32(EBU_NAND_WAIT) & NAND_WAIT_RD) == 0) -+ ; -+ } - } - - static int xway_dev_ready(struct nand_chip *chip) -@@ -156,6 +209,7 @@ static int xway_nand_probe(struct platfo - int err; - u32 cs; - u32 cs_flag = 0; -+ const __be32 *req_mask_ptr; - - /* Allocate memory for the device structure (and zero it) */ - data = devm_kzalloc(&pdev->dev, sizeof(struct xway_nand_data), -@@ -191,6 +245,15 @@ static int xway_nand_probe(struct platfo - if (!err && cs == 1) - cs_flag = NAND_CON_IN_CS1 | NAND_CON_OUT_CS1; - -+ req_mask_ptr = of_get_property(pdev->dev.of_node, -+ "req-mask", NULL); -+ -+ /* -+ * Load the PCI req lines to mask from the device tree. If the -+ * property is not present, setting req_mask to 0 disables masking. -+ */ -+ req_mask = (req_mask_ptr ? *req_mask_ptr : 0); -+ - /* setup the EBU to run in NAND mode on our base addr */ - ltq_ebu_w32(CPHYSADDR(data->nandaddr) - | ADDSEL1_MASK(3) | ADDSEL1_REGEN, EBU_ADDSEL1); diff --git a/target/linux/lantiq/patches-5.4/0019-MTD-nand-support-new-dt-bindings.patch b/target/linux/lantiq/patches-5.4/0019-MTD-nand-support-new-dt-bindings.patch deleted file mode 100644 index b4aa5b9093..0000000000 --- a/target/linux/lantiq/patches-5.4/0019-MTD-nand-support-new-dt-bindings.patch +++ /dev/null @@ -1,28 +0,0 @@ -The nand-ecc-mode DT binding is depracated but the new bindings are -not supported by kernel 5.4. Based on a fix in the kernel to not -overwrite the DT ECC settings, the DT needs to be updated and moves -to the new DT binding. -Since the DT is shared between kernel 5.4 and 5.10, this patch is -an interim solution to allow to use the new DT bindings in kernel 5.4. -It should be removed when moving away from kernel 5.4. ---- a/drivers/mtd/nand/raw/nand_base.c -+++ b/drivers/mtd/nand/raw/nand_base.c -@@ -4851,10 +4851,17 @@ static int of_get_nand_ecc_mode(struct d - { - const char *pm; - int err, i; -+ struct device_node *eng_np; - - err = of_property_read_string(np, "nand-ecc-mode", &pm); -- if (err < 0) -+ if (err < 0) { -+ if (of_property_read_bool(np, "nand-use-soft-ecc-engine")) -+ return NAND_ECC_SOFT; -+ eng_np = of_parse_phandle(np, "nand-ecc-engine", 0); -+ if (eng_np && (eng_np == np)) -+ return NAND_ECC_ON_DIE; - return err; -+ } - - for (i = 0; i < ARRAY_SIZE(nand_ecc_modes); i++) - if (!strcasecmp(pm, nand_ecc_modes[i])) diff --git a/target/linux/lantiq/patches-5.4/0020-MTD-lantiq-handle-NO_XIP-on-cfi0001-flash.patch b/target/linux/lantiq/patches-5.4/0020-MTD-lantiq-handle-NO_XIP-on-cfi0001-flash.patch deleted file mode 100644 index c1fc59487a..0000000000 --- a/target/linux/lantiq/patches-5.4/0020-MTD-lantiq-handle-NO_XIP-on-cfi0001-flash.patch +++ /dev/null @@ -1,25 +0,0 @@ -From e3b20f04e9f9cae1babe091fdc1d08d7703ae344 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 7 Aug 2014 18:18:00 +0200 -Subject: [PATCH 20/36] MTD: lantiq: handle NO_XIP on cfi0001 flash - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/mtd/maps/lantiq-flash.c | 6 +++++- - 1 file changed, 5 insertions(+), 1 deletion(-) - ---- a/drivers/mtd/maps/lantiq-flash.c -+++ b/drivers/mtd/maps/lantiq-flash.c -@@ -129,7 +129,11 @@ ltq_mtd_probe(struct platform_device *pd - if (!ltq_mtd->map) - return -ENOMEM; - -- ltq_mtd->map->phys = ltq_mtd->res->start; -+ if (of_find_property(pdev->dev.of_node, "lantiq,noxip", NULL)) -+ ltq_mtd->map->phys = NO_XIP; -+ else -+ ltq_mtd->map->phys = ltq_mtd->res->start; -+ ltq_mtd->res->start; - ltq_mtd->map->size = resource_size(ltq_mtd->res); - ltq_mtd->map->virt = devm_ioremap_resource(&pdev->dev, ltq_mtd->res); - if (IS_ERR(ltq_mtd->map->virt)) diff --git a/target/linux/lantiq/patches-5.4/0023-NET-PHY-add-led-support-for-intel-xway.patch b/target/linux/lantiq/patches-5.4/0023-NET-PHY-add-led-support-for-intel-xway.patch deleted file mode 100644 index fb8d975110..0000000000 --- a/target/linux/lantiq/patches-5.4/0023-NET-PHY-add-led-support-for-intel-xway.patch +++ /dev/null @@ -1,294 +0,0 @@ -From 0a63ab263725c427051a8bbaa0732b749627da27 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 7 Aug 2014 18:15:36 +0200 -Subject: [PATCH 23/36] NET: PHY: adds driver for lantiq PHY11G - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/net/phy/Kconfig | 5 + - drivers/net/phy/Makefile | 1 + - drivers/net/phy/lantiq.c | 231 ++++++++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 237 insertions(+) - create mode 100644 drivers/net/phy/lantiq.c - ---- a/drivers/net/phy/intel-xway.c -+++ b/drivers/net/phy/intel-xway.c -@@ -157,6 +157,51 @@ - #define PHY_ID_PHY11G_VR9_1_2 0xD565A409 - #define PHY_ID_PHY22F_VR9_1_2 0xD565A419 - -+#if IS_ENABLED(CONFIG_OF_MDIO) -+static int vr9_gphy_of_reg_init(struct phy_device *phydev) -+{ -+ u32 tmp; -+ -+ /* store the led values if one was passed by the devicetree */ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,ledch", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LEDCH, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,ledcl", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LEDCL, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led0h", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED0H, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led0l", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED0L, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led1h", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED1H, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led1l", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED1L, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led2h", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2H, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led2l", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2L, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led3h", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED3H, tmp); -+ -+ if (!of_property_read_u32(phydev->mdio.dev.of_node, "lantiq,led3l", &tmp)) -+ phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED3L, tmp); -+ -+ return 0; -+} -+#else -+static int vr9_gphy_of_reg_init(struct phy_device *phydev) -+{ -+ return 0; -+} -+#endif /* CONFIG_OF_MDIO */ -+ - static int xway_gphy_config_init(struct phy_device *phydev) - { - int err; -@@ -204,6 +249,7 @@ static int xway_gphy_config_init(struct - phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2H, ledxh); - phy_write_mmd(phydev, MDIO_MMD_VEND2, XWAY_MMD_LED2L, ledxl); - -+ vr9_gphy_of_reg_init(phydev); - return 0; - } - ---- /dev/null -+++ b/Documentation/devicetree/bindings/phy/phy-lanitq.txt -@@ -0,0 +1,216 @@ -+Lanitq PHY binding -+============================================ -+ -+This devicetree binding controls the lantiq ethernet phys led functionality. -+ -+Example: -+ mdio@0 { -+ #address-cells = <1>; -+ #size-cells = <0>; -+ compatible = "lantiq,xrx200-mdio"; -+ phy5: ethernet-phy@5 { -+ reg = <0x1>; -+ compatible = "lantiq,phy11g", "ethernet-phy-ieee802.3-c22"; -+ }; -+ phy11: ethernet-phy@11 { -+ reg = <0x11>; -+ compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22"; -+ lantiq,led2h = <0x00>; -+ lantiq,led2l = <0x03>; -+ }; -+ phy12: ethernet-phy@12 { -+ reg = <0x12>; -+ compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22"; -+ lantiq,led1h = <0x00>; -+ lantiq,led1l = <0x03>; -+ }; -+ phy13: ethernet-phy@13 { -+ reg = <0x13>; -+ compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22"; -+ lantiq,led2h = <0x00>; -+ lantiq,led2l = <0x03>; -+ }; -+ phy14: ethernet-phy@14 { -+ reg = <0x14>; -+ compatible = "lantiq,phy22f", "ethernet-phy-ieee802.3-c22"; -+ lantiq,led1h = <0x00>; -+ lantiq,led1l = <0x03>; -+ }; -+ }; -+ -+Register Description -+============================================ -+ -+LEDCH: -+ -+Name Hardware Reset Value -+LEDCH 0x00C5 -+ -+| 15 | | | | | | | 8 | -+========================================= -+| RES | -+========================================= -+ -+| 7 | | | | | | | 0 | -+========================================= -+| FBF | SBF |RES | NACS | -+========================================= -+ -+Field Bits Type Description -+FBF 7:6 RW Fast Blink Frequency -+ --- -+ 0x0 (00b) F02HZ 2 Hz blinking frequency -+ 0x1 (01b) F04HZ 4 Hz blinking frequency -+ 0x2 (10b) F08HZ 8 Hz blinking frequency -+ 0x3 (11b) F16HZ 16 Hz blinking frequency -+ -+SBF 5:4 RW Slow Blink Frequency -+ --- -+ 0x0 (00b) F02HZ 2 Hz blinking frequency -+ 0x1 (01b) F04HZ 4 Hz blinking frequency -+ 0x2 (10b) F08HZ 8 Hz blinking frequency -+ 0x3 (11b) F16HZ 16 Hz blinking frequency -+ -+NACS 2:0 RW Inverse of Scan Function -+ --- -+ 0x0 (000b) NONE No Function -+ 0x1 (001b) LINK Complex function enabled when link is up -+ 0x2 (010b) PDOWN Complex function enabled when device is powered-down -+ 0x3 (011b) EEE Complex function enabled when device is in EEE mode -+ 0x4 (100b) ANEG Complex function enabled when auto-negotiation is running -+ 0x5 (101b) ABIST Complex function enabled when analog self-test is running -+ 0x6 (110b) CDIAG Complex function enabled when cable diagnostics are running -+ 0x7 (111b) TEST Complex function enabled when test mode is running -+ -+LEDCL: -+ -+Name Hardware Reset Value -+LEDCL 0x0067 -+ -+| 15 | | | | | | | 8 | -+========================================= -+| RES | -+========================================= -+ -+| 7 | | | | | | | 0 | -+========================================= -+|RES | SCAN |RES | CBLINK | -+========================================= -+ -+Field Bits Type Description -+SCAN 6:4 RW Complex Scan Configuration -+ --- -+ 000 B NONE No Function -+ 001 B LINK Complex function enabled when link is up -+ 010 B PDOWN Complex function enabled when device is powered-down -+ 011 B EEE Complex function enabled when device is in EEE mode -+ 100 B ANEG Complex function enabled when auto-negotiation is running -+ 101 B ABIST Complex function enabled when analog self-test is running -+ 110 B CDIAG Complex function enabled when cable diagnostics are running -+ 111 B TEST Complex function enabled when test mode is running -+ -+CBLINK 2:0 RW Complex Blinking Configuration -+ --- -+ 000 B NONE No Function -+ 001 B LINK Complex function enabled when link is up -+ 010 B PDOWN Complex function enabled when device is powered-down -+ 011 B EEE Complex function enabled when device is in EEE mode -+ 100 B ANEG Complex function enabled when auto-negotiation is running -+ 101 B ABIST Complex function enabled when analog self-test is running -+ 110 B CDIAG Complex function enabled when cable diagnostics are running -+ 111 B TEST Complex function enabled when test mode is running -+ -+LEDxH: -+ -+Name Hardware Reset Value -+LED0H 0x0070 -+LED1H 0x0020 -+LED2H 0x0040 -+LED3H 0x0040 -+ -+| 15 | | | | | | | 8 | -+========================================= -+| RES | -+========================================= -+ -+| 7 | | | | | | | 0 | -+========================================= -+| CON | BLINKF | -+========================================= -+ -+Field Bits Type Description -+CON 7:4 RW Constant On Configuration -+ --- -+ 0x0 (0000b) NONE LED does not light up constantly -+ 0x1 (0001b) LINK10 LED is on when link is 10 Mbit/s -+ 0x2 (0010b) LINK100 LED is on when link is 100 Mbit/s -+ 0x3 (0011b) LINK10X LED is on when link is 10/100 Mbit/s -+ 0x4 (0100b) LINK1000 LED is on when link is 1000 Mbit/s -+ 0x5 (0101b) LINK10_0 LED is on when link is 10/1000 Mbit/s -+ 0x6 (0110b) LINK100X LED is on when link is 100/1000 Mbit/s -+ 0x7 (0111b) LINK10XX LED is on when link is 10/100/1000 Mbit/s -+ 0x8 (1000b) PDOWN LED is on when device is powered-down -+ 0x9 (1001b) EEE LED is on when device is in EEE mode -+ 0xA (1010b) ANEG LED is on when auto-negotiation is running -+ 0xB (1011b) ABIST LED is on when analog self-test is running -+ 0xC (1100b) CDIAG LED is on when cable diagnostics are running -+ -+BLINKF 3:0 RW Fast Blinking Configuration -+ --- -+ 0x0 (0000b) NONE No Blinking -+ 0x1 (0001b) LINK10 Blink when link is 10 Mbit/s -+ 0x2 (0010b) LINK100 Blink when link is 100 Mbit/s -+ 0x3 (0011b) LINK10X Blink when link is 10/100 Mbit/s -+ 0x4 (0100b) LINK1000 Blink when link is 1000 Mbit/s -+ 0x5 (0101b) LINK10_0 Blink when link is 10/1000 Mbit/s -+ 0x6 (0110b) LINK100X Blink when link is 100/1000 Mbit/s -+ 0x7 (0111b) LINK10XX Blink when link is 10/100/1000 Mbit/s -+ 0x8 (1000b) PDOWN Blink when device is powered-down -+ 0x9 (1001b) EEE Blink when device is in EEE mode -+ 0xA (1010b) ANEG Blink when auto-negotiation is running -+ 0xB (1011b) ABIST Blink when analog self-test is running -+ 0xC (1100b) CDIAG Blink when cable diagnostics are running -+ -+LEDxL: -+ -+Name Hardware Reset Value -+LED0L 0x0003 -+LED1L 0x0000 -+LED2L 0x0000 -+LED3L 0x0020 -+ -+| 15 | | | | | | | 8 | -+========================================= -+| RES | -+========================================= -+ -+| 7 | | | | | | | 0 | -+========================================= -+| BLINKS | PULSE | -+========================================= -+ -+Field Bits Type Description -+BLINKS 7:4 RW Slow Blinkin Configuration -+ --- -+ 0x0 (0000b) NONE No Blinking -+ 0x1 (0001b) LINK10 Blink when link is 10 Mbit/s -+ 0x2 (0010b) LINK100 Blink when link is 100 Mbit/s -+ 0x3 (0011b) LINK10X Blink when link is 10/100 Mbit/s -+ 0x4 (0100b) LINK1000 Blink when link is 1000 Mbit/s -+ 0x5 (0101b) LINK10_0 Blink when link is 10/1000 Mbit/s -+ 0x6 (0110b) LINK100X Blink when link is 100/1000 Mbit/s -+ 0x7 (0111b) LINK10XX Blink when link is 10/100/1000 Mbit/s -+ 0x8 (1000b) PDOWN Blink when device is powered-down -+ 0x9 (1001b) EEE Blink when device is in EEE mode -+ 0xA (1010b) ANEG Blink when auto-negotiation is running -+ 0xB (1011b) ABIST Blink when analog self-test is running -+ 0xC (1100b) CDIAG Blink when cable diagnostics are runningning -+ -+PULSE 3:0 RW Pulsing Configuration -+ The pulse field is a mask field by which certain events can be combined -+ --- -+ 0x0 (0000b) NONE No pulsing -+ 0x1 (0001b) TXACT Transmit activity -+ 0x2 (0010b) RXACT Receive activity -+ 0x4 (0100b) COL Collision -+ 0x8 (1000b) RES Reserved diff --git a/target/linux/lantiq/patches-5.4/0028-NET-lantiq-various-etop-fixes.patch b/target/linux/lantiq/patches-5.4/0028-NET-lantiq-various-etop-fixes.patch deleted file mode 100644 index e3c987a7e6..0000000000 --- a/target/linux/lantiq/patches-5.4/0028-NET-lantiq-various-etop-fixes.patch +++ /dev/null @@ -1,863 +0,0 @@ -From 870ed9cae083ff8a60a739ef7e74c5a1800533be Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Tue, 9 Sep 2014 22:45:34 +0200 -Subject: [PATCH 28/36] NET: lantiq: various etop fixes - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/net/ethernet/lantiq_etop.c | 555 +++++++++++++++++++++++++----------- - 1 file changed, 389 insertions(+), 166 deletions(-) - ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -1,7 +1,7 @@ - // SPDX-License-Identifier: GPL-2.0-only - /* - * -- * Copyright (C) 2011 John Crispin <blogic@openwrt.org> -+ * Copyright (C) 2011-12 John Crispin <blogic@openwrt.org> - */ - - #include <linux/kernel.h> -@@ -20,11 +20,16 @@ - #include <linux/mm.h> - #include <linux/platform_device.h> - #include <linux/ethtool.h> -+#include <linux/if_vlan.h> - #include <linux/init.h> - #include <linux/delay.h> - #include <linux/io.h> - #include <linux/dma-mapping.h> - #include <linux/module.h> -+#include <linux/clk.h> -+#include <linux/of_net.h> -+#include <linux/of_irq.h> -+#include <linux/of_platform.h> - - #include <asm/checksum.h> - -@@ -32,7 +37,7 @@ - #include <xway_dma.h> - #include <lantiq_platform.h> - --#define LTQ_ETOP_MDIO 0x11804 -+#define LTQ_ETOP_MDIO_ACC 0x11804 - #define MDIO_REQUEST 0x80000000 - #define MDIO_READ 0x40000000 - #define MDIO_ADDR_MASK 0x1f -@@ -41,44 +46,91 @@ - #define MDIO_REG_OFFSET 0x10 - #define MDIO_VAL_MASK 0xffff - --#define PPE32_CGEN 0x800 --#define LQ_PPE32_ENET_MAC_CFG 0x1840 -+#define LTQ_ETOP_MDIO_CFG 0x11800 -+#define MDIO_CFG_MASK 0x6 -+ -+#define LTQ_ETOP_CFG 0x11808 -+#define LTQ_ETOP_IGPLEN 0x11820 -+#define LTQ_ETOP_MAC_CFG 0x11840 - - #define LTQ_ETOP_ENETS0 0x11850 - #define LTQ_ETOP_MAC_DA0 0x1186C - #define LTQ_ETOP_MAC_DA1 0x11870 --#define LTQ_ETOP_CFG 0x16020 --#define LTQ_ETOP_IGPLEN 0x16080 -+ -+#define MAC_CFG_MASK 0xfff -+#define MAC_CFG_CGEN (1 << 11) -+#define MAC_CFG_DUPLEX (1 << 2) -+#define MAC_CFG_SPEED (1 << 1) -+#define MAC_CFG_LINK (1 << 0) - - #define MAX_DMA_CHAN 0x8 - #define MAX_DMA_CRC_LEN 0x4 - #define MAX_DMA_DATA_LEN 0x600 - - #define ETOP_FTCU BIT(28) --#define ETOP_MII_MASK 0xf --#define ETOP_MII_NORMAL 0xd --#define ETOP_MII_REVERSE 0xe - #define ETOP_PLEN_UNDER 0x40 --#define ETOP_CGEN 0x800 -+#define ETOP_CFG_MII0 0x01 - --/* use 2 static channels for TX/RX */ --#define LTQ_ETOP_TX_CHANNEL 1 --#define LTQ_ETOP_RX_CHANNEL 6 --#define IS_TX(x) (x == LTQ_ETOP_TX_CHANNEL) --#define IS_RX(x) (x == LTQ_ETOP_RX_CHANNEL) -+#define ETOP_CFG_MASK 0xfff -+#define ETOP_CFG_FEN0 (1 << 8) -+#define ETOP_CFG_SEN0 (1 << 6) -+#define ETOP_CFG_OFF1 (1 << 3) -+#define ETOP_CFG_REMII0 (1 << 1) -+#define ETOP_CFG_OFF0 (1 << 0) -+ -+#define LTQ_GBIT_MDIO_CTL 0xCC -+#define LTQ_GBIT_MDIO_DATA 0xd0 -+#define LTQ_GBIT_GCTL0 0x68 -+#define LTQ_GBIT_PMAC_HD_CTL 0x8c -+#define LTQ_GBIT_P0_CTL 0x4 -+#define LTQ_GBIT_PMAC_RX_IPG 0xa8 -+#define LTQ_GBIT_RGMII_CTL 0x78 -+ -+#define PMAC_HD_CTL_AS (1 << 19) -+#define PMAC_HD_CTL_RXSH (1 << 22) -+ -+/* Switch Enable (0=disable, 1=enable) */ -+#define GCTL0_SE 0x80000000 -+/* Disable MDIO auto polling (0=disable, 1=enable) */ -+#define PX_CTL_DMDIO 0x00400000 -+ -+/* MDC clock divider, clock = 25MHz/((MDC_CLOCK + 1) * 2) */ -+#define MDC_CLOCK_MASK 0xff000000 -+#define MDC_CLOCK_OFFSET 24 -+ -+/* register information for the gbit's MDIO bus */ -+#define MDIO_XR9_REQUEST 0x00008000 -+#define MDIO_XR9_READ 0x00000800 -+#define MDIO_XR9_WRITE 0x00000400 -+#define MDIO_XR9_REG_MASK 0x1f -+#define MDIO_XR9_ADDR_MASK 0x1f -+#define MDIO_XR9_RD_MASK 0xffff -+#define MDIO_XR9_REG_OFFSET 0 -+#define MDIO_XR9_ADDR_OFFSET 5 -+#define MDIO_XR9_WR_OFFSET 16 - -+#define LTQ_DMA_ETOP ((of_machine_is_compatible("lantiq,ase")) ? \ -+ (INT_NUM_IM3_IRL0) : (INT_NUM_IM2_IRL0)) -+ -+/* the newer xway socks have a embedded 3/7 port gbit multiplexer */ - #define ltq_etop_r32(x) ltq_r32(ltq_etop_membase + (x)) - #define ltq_etop_w32(x, y) ltq_w32(x, ltq_etop_membase + (y)) - #define ltq_etop_w32_mask(x, y, z) \ - ltq_w32_mask(x, y, ltq_etop_membase + (z)) - --#define DRV_VERSION "1.0" -+#define ltq_gbit_r32(x) ltq_r32(ltq_gbit_membase + (x)) -+#define ltq_gbit_w32(x, y) ltq_w32(x, ltq_gbit_membase + (y)) -+#define ltq_gbit_w32_mask(x, y, z) \ -+ ltq_w32_mask(x, y, ltq_gbit_membase + (z)) -+ -+#define DRV_VERSION "1.2" - - static void __iomem *ltq_etop_membase; -+static void __iomem *ltq_gbit_membase; - - struct ltq_etop_chan { -- int idx; - int tx_free; -+ int irq; - struct net_device *netdev; - struct napi_struct napi; - struct ltq_dma_channel dma; -@@ -88,23 +140,36 @@ struct ltq_etop_chan { - struct ltq_etop_priv { - struct net_device *netdev; - struct platform_device *pdev; -- struct ltq_eth_data *pldata; - struct resource *res; - - struct mii_bus *mii_bus; - -- struct ltq_etop_chan ch[MAX_DMA_CHAN]; -- int tx_free[MAX_DMA_CHAN >> 1]; -+ struct ltq_etop_chan txch; -+ struct ltq_etop_chan rxch; - -- spinlock_t lock; -+ int tx_irq; -+ int rx_irq; -+ -+ unsigned char mac[6]; -+ int mii_mode; -+ -+ spinlock_t lock; -+ -+ struct clk *clk_ppe; -+ struct clk *clk_switch; -+ struct clk *clk_ephy; -+ struct clk *clk_ephycgu; - }; - -+static int ltq_etop_mdio_wr(struct mii_bus *bus, int phy_addr, -+ int phy_reg, u16 phy_data); -+ - static int - ltq_etop_alloc_skb(struct ltq_etop_chan *ch) - { - struct ltq_etop_priv *priv = netdev_priv(ch->netdev); - -- ch->skb[ch->dma.desc] = netdev_alloc_skb(ch->netdev, MAX_DMA_DATA_LEN); -+ ch->skb[ch->dma.desc] = dev_alloc_skb(MAX_DMA_DATA_LEN); - if (!ch->skb[ch->dma.desc]) - return -ENOMEM; - ch->dma.desc_base[ch->dma.desc].addr = dma_map_single(&priv->pdev->dev, -@@ -139,8 +204,11 @@ ltq_etop_hw_receive(struct ltq_etop_chan - spin_unlock_irqrestore(&priv->lock, flags); - - skb_put(skb, len); -+ skb->dev = ch->netdev; - skb->protocol = eth_type_trans(skb, ch->netdev); - netif_receive_skb(skb); -+ ch->netdev->stats.rx_packets++; -+ ch->netdev->stats.rx_bytes += len; - } - - static int -@@ -148,7 +216,9 @@ ltq_etop_poll_rx(struct napi_struct *nap - { - struct ltq_etop_chan *ch = container_of(napi, - struct ltq_etop_chan, napi); -+ struct ltq_etop_priv *priv = netdev_priv(ch->netdev); - int work_done = 0; -+ unsigned long flags; - - while (work_done < budget) { - struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; -@@ -160,7 +230,9 @@ ltq_etop_poll_rx(struct napi_struct *nap - } - if (work_done < budget) { - napi_complete_done(&ch->napi, work_done); -+ spin_lock_irqsave(&priv->lock, flags); - ltq_dma_ack_irq(&ch->dma); -+ spin_unlock_irqrestore(&priv->lock, flags); - } - return work_done; - } -@@ -172,12 +244,14 @@ ltq_etop_poll_tx(struct napi_struct *nap - container_of(napi, struct ltq_etop_chan, napi); - struct ltq_etop_priv *priv = netdev_priv(ch->netdev); - struct netdev_queue *txq = -- netdev_get_tx_queue(ch->netdev, ch->idx >> 1); -+ netdev_get_tx_queue(ch->netdev, ch->dma.nr >> 1); - unsigned long flags; - - spin_lock_irqsave(&priv->lock, flags); - while ((ch->dma.desc_base[ch->tx_free].ctl & - (LTQ_DMA_OWN | LTQ_DMA_C)) == LTQ_DMA_C) { -+ ch->netdev->stats.tx_packets++; -+ ch->netdev->stats.tx_bytes += ch->skb[ch->tx_free]->len; - dev_kfree_skb_any(ch->skb[ch->tx_free]); - ch->skb[ch->tx_free] = NULL; - memset(&ch->dma.desc_base[ch->tx_free], 0, -@@ -190,7 +264,9 @@ ltq_etop_poll_tx(struct napi_struct *nap - if (netif_tx_queue_stopped(txq)) - netif_tx_start_queue(txq); - napi_complete(&ch->napi); -+ spin_lock_irqsave(&priv->lock, flags); - ltq_dma_ack_irq(&ch->dma); -+ spin_unlock_irqrestore(&priv->lock, flags); - return 1; - } - -@@ -198,9 +274,10 @@ static irqreturn_t - ltq_etop_dma_irq(int irq, void *_priv) - { - struct ltq_etop_priv *priv = _priv; -- int ch = irq - LTQ_DMA_CH0_INT; -- -- napi_schedule(&priv->ch[ch].napi); -+ if (irq == priv->txch.dma.irq) -+ napi_schedule(&priv->txch.napi); -+ else -+ napi_schedule(&priv->rxch.napi); - return IRQ_HANDLED; - } - -@@ -212,7 +289,7 @@ ltq_etop_free_channel(struct net_device - ltq_dma_free(&ch->dma); - if (ch->dma.irq) - free_irq(ch->dma.irq, priv); -- if (IS_RX(ch->idx)) { -+ if (ch == &priv->txch) { - int desc; - for (desc = 0; desc < LTQ_DESC_NUM; desc++) - dev_kfree_skb_any(ch->skb[ch->dma.desc]); -@@ -223,66 +300,135 @@ static void - ltq_etop_hw_exit(struct net_device *dev) - { - struct ltq_etop_priv *priv = netdev_priv(dev); -- int i; - -- ltq_pmu_disable(PMU_PPE); -- for (i = 0; i < MAX_DMA_CHAN; i++) -- if (IS_TX(i) || IS_RX(i)) -- ltq_etop_free_channel(dev, &priv->ch[i]); -+ clk_disable(priv->clk_ppe); -+ -+ if (of_machine_is_compatible("lantiq,ar9")) -+ clk_disable(priv->clk_switch); -+ -+ if (of_machine_is_compatible("lantiq,ase")) { -+ clk_disable(priv->clk_ephy); -+ clk_disable(priv->clk_ephycgu); -+ } -+ -+ ltq_etop_free_channel(dev, &priv->txch); -+ ltq_etop_free_channel(dev, &priv->rxch); -+} -+ -+static void -+ltq_etop_gbit_init(struct net_device *dev) -+{ -+ struct ltq_etop_priv *priv = netdev_priv(dev); -+ -+ clk_enable(priv->clk_switch); -+ -+ /* enable gbit port0 on the SoC */ -+ ltq_gbit_w32_mask((1 << 17), (1 << 18), LTQ_GBIT_P0_CTL); -+ -+ ltq_gbit_w32_mask(0, GCTL0_SE, LTQ_GBIT_GCTL0); -+ /* disable MDIO auto polling mode */ -+ ltq_gbit_w32_mask(0, PX_CTL_DMDIO, LTQ_GBIT_P0_CTL); -+ /* set 1522 packet size */ -+ ltq_gbit_w32_mask(0x300, 0, LTQ_GBIT_GCTL0); -+ /* disable pmac & dmac headers */ -+ ltq_gbit_w32_mask(PMAC_HD_CTL_AS | PMAC_HD_CTL_RXSH, 0, -+ LTQ_GBIT_PMAC_HD_CTL); -+ /* Due to traffic halt when burst length 8, -+ replace default IPG value with 0x3B */ -+ ltq_gbit_w32(0x3B, LTQ_GBIT_PMAC_RX_IPG); -+ /* set mdc clock to 2.5 MHz */ -+ ltq_gbit_w32_mask(MDC_CLOCK_MASK, 4 << MDC_CLOCK_OFFSET, -+ LTQ_GBIT_RGMII_CTL); - } - - static int - ltq_etop_hw_init(struct net_device *dev) - { - struct ltq_etop_priv *priv = netdev_priv(dev); -- int i; -+ int mii_mode = priv->mii_mode; - -- ltq_pmu_enable(PMU_PPE); -+ clk_enable(priv->clk_ppe); - -- switch (priv->pldata->mii_mode) { -+ if (of_machine_is_compatible("lantiq,ar9")) { -+ ltq_etop_gbit_init(dev); -+ /* force the etops link to the gbit to MII */ -+ mii_mode = PHY_INTERFACE_MODE_MII; -+ } -+ ltq_etop_w32_mask(MDIO_CFG_MASK, 0, LTQ_ETOP_MDIO_CFG); -+ ltq_etop_w32_mask(MAC_CFG_MASK, MAC_CFG_CGEN | MAC_CFG_DUPLEX | -+ MAC_CFG_SPEED | MAC_CFG_LINK, LTQ_ETOP_MAC_CFG); -+ -+ switch (mii_mode) { - case PHY_INTERFACE_MODE_RMII: -- ltq_etop_w32_mask(ETOP_MII_MASK, -- ETOP_MII_REVERSE, LTQ_ETOP_CFG); -+ ltq_etop_w32_mask(ETOP_CFG_MASK, ETOP_CFG_REMII0 | ETOP_CFG_OFF1 | -+ ETOP_CFG_SEN0 | ETOP_CFG_FEN0, LTQ_ETOP_CFG); - break; - - case PHY_INTERFACE_MODE_MII: -- ltq_etop_w32_mask(ETOP_MII_MASK, -- ETOP_MII_NORMAL, LTQ_ETOP_CFG); -+ ltq_etop_w32_mask(ETOP_CFG_MASK, ETOP_CFG_OFF1 | -+ ETOP_CFG_SEN0 | ETOP_CFG_FEN0, LTQ_ETOP_CFG); - break; - - default: -+ if (of_machine_is_compatible("lantiq,ase")) { -+ clk_enable(priv->clk_ephy); -+ /* disable external MII */ -+ ltq_etop_w32_mask(0, ETOP_CFG_MII0, LTQ_ETOP_CFG); -+ /* enable clock for internal PHY */ -+ clk_enable(priv->clk_ephycgu); -+ /* we need to write this magic to the internal phy to -+ make it work */ -+ ltq_etop_mdio_wr(NULL, 0x8, 0x12, 0xC020); -+ pr_info("Selected EPHY mode\n"); -+ break; -+ } - netdev_err(dev, "unknown mii mode %d\n", -- priv->pldata->mii_mode); -+ mii_mode); - return -ENOTSUPP; - } - -- /* enable crc generation */ -- ltq_etop_w32(PPE32_CGEN, LQ_PPE32_ENET_MAC_CFG); -+ return 0; -+} -+ -+static int -+ltq_etop_dma_init(struct net_device *dev) -+{ -+ struct ltq_etop_priv *priv = netdev_priv(dev); -+ int tx = priv->tx_irq - LTQ_DMA_ETOP; -+ int rx = priv->rx_irq - LTQ_DMA_ETOP; -+ int err; - - ltq_dma_init_port(DMA_PORT_ETOP); - -- for (i = 0; i < MAX_DMA_CHAN; i++) { -- int irq = LTQ_DMA_CH0_INT + i; -- struct ltq_etop_chan *ch = &priv->ch[i]; -- -- ch->idx = ch->dma.nr = i; -- ch->dma.dev = &priv->pdev->dev; -- -- if (IS_TX(i)) { -- ltq_dma_alloc_tx(&ch->dma); -- request_irq(irq, ltq_etop_dma_irq, 0, "etop_tx", priv); -- } else if (IS_RX(i)) { -- ltq_dma_alloc_rx(&ch->dma); -- for (ch->dma.desc = 0; ch->dma.desc < LTQ_DESC_NUM; -- ch->dma.desc++) -- if (ltq_etop_alloc_skb(ch)) -- return -ENOMEM; -- ch->dma.desc = 0; -- request_irq(irq, ltq_etop_dma_irq, 0, "etop_rx", priv); -+ priv->txch.dma.nr = tx; -+ priv->txch.dma.dev = &priv->pdev->dev; -+ ltq_dma_alloc_tx(&priv->txch.dma); -+ err = request_irq(priv->tx_irq, ltq_etop_dma_irq, 0, "eth_tx", priv); -+ if (err) { -+ netdev_err(dev, "failed to allocate tx irq\n"); -+ goto err_out; -+ } -+ priv->txch.dma.irq = priv->tx_irq; -+ -+ priv->rxch.dma.nr = rx; -+ priv->rxch.dma.dev = &priv->pdev->dev; -+ ltq_dma_alloc_rx(&priv->rxch.dma); -+ for (priv->rxch.dma.desc = 0; priv->rxch.dma.desc < LTQ_DESC_NUM; -+ priv->rxch.dma.desc++) { -+ if (ltq_etop_alloc_skb(&priv->rxch)) { -+ netdev_err(dev, "failed to allocate skbs\n"); -+ err = -ENOMEM; -+ goto err_out; - } -- ch->dma.irq = irq; - } -- return 0; -+ priv->rxch.dma.desc = 0; -+ err = request_irq(priv->rx_irq, ltq_etop_dma_irq, 0, "eth_rx", priv); -+ if (err) -+ netdev_err(dev, "failed to allocate rx irq\n"); -+ else -+ priv->rxch.dma.irq = priv->rx_irq; -+err_out: -+ return err; - } - - static void -@@ -301,6 +447,39 @@ static const struct ethtool_ops ltq_etop - }; - - static int -+ltq_etop_mdio_wr_xr9(struct mii_bus *bus, int phy_addr, -+ int phy_reg, u16 phy_data) -+{ -+ u32 val = MDIO_XR9_REQUEST | MDIO_XR9_WRITE | -+ (phy_data << MDIO_XR9_WR_OFFSET) | -+ ((phy_addr & MDIO_XR9_ADDR_MASK) << MDIO_XR9_ADDR_OFFSET) | -+ ((phy_reg & MDIO_XR9_REG_MASK) << MDIO_XR9_REG_OFFSET); -+ -+ while (ltq_gbit_r32(LTQ_GBIT_MDIO_CTL) & MDIO_XR9_REQUEST) -+ ; -+ ltq_gbit_w32(val, LTQ_GBIT_MDIO_CTL); -+ while (ltq_gbit_r32(LTQ_GBIT_MDIO_CTL) & MDIO_XR9_REQUEST) -+ ; -+ return 0; -+} -+ -+static int -+ltq_etop_mdio_rd_xr9(struct mii_bus *bus, int phy_addr, int phy_reg) -+{ -+ u32 val = MDIO_XR9_REQUEST | MDIO_XR9_READ | -+ ((phy_addr & MDIO_XR9_ADDR_MASK) << MDIO_XR9_ADDR_OFFSET) | -+ ((phy_reg & MDIO_XR9_REG_MASK) << MDIO_XR9_REG_OFFSET); -+ -+ while (ltq_gbit_r32(LTQ_GBIT_MDIO_CTL) & MDIO_XR9_REQUEST) -+ ; -+ ltq_gbit_w32(val, LTQ_GBIT_MDIO_CTL); -+ while (ltq_gbit_r32(LTQ_GBIT_MDIO_CTL) & MDIO_XR9_REQUEST) -+ ; -+ val = ltq_gbit_r32(LTQ_GBIT_MDIO_DATA) & MDIO_XR9_RD_MASK; -+ return val; -+} -+ -+static int - ltq_etop_mdio_wr(struct mii_bus *bus, int phy_addr, int phy_reg, u16 phy_data) - { - u32 val = MDIO_REQUEST | -@@ -308,9 +487,9 @@ ltq_etop_mdio_wr(struct mii_bus *bus, in - ((phy_reg & MDIO_REG_MASK) << MDIO_REG_OFFSET) | - phy_data; - -- while (ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_REQUEST) -+ while (ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_REQUEST) - ; -- ltq_etop_w32(val, LTQ_ETOP_MDIO); -+ ltq_etop_w32(val, LTQ_ETOP_MDIO_ACC); - return 0; - } - -@@ -321,12 +500,12 @@ ltq_etop_mdio_rd(struct mii_bus *bus, in - ((phy_addr & MDIO_ADDR_MASK) << MDIO_ADDR_OFFSET) | - ((phy_reg & MDIO_REG_MASK) << MDIO_REG_OFFSET); - -- while (ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_REQUEST) -+ while (ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_REQUEST) - ; -- ltq_etop_w32(val, LTQ_ETOP_MDIO); -- while (ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_REQUEST) -+ ltq_etop_w32(val, LTQ_ETOP_MDIO_ACC); -+ while (ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_REQUEST) - ; -- val = ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_VAL_MASK; -+ val = ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_VAL_MASK; - return val; - } - -@@ -342,7 +521,10 @@ ltq_etop_mdio_probe(struct net_device *d - struct ltq_etop_priv *priv = netdev_priv(dev); - struct phy_device *phydev; - -- phydev = phy_find_first(priv->mii_bus); -+ if (of_machine_is_compatible("lantiq,ase")) -+ phydev = mdiobus_get_phy(priv->mii_bus, 8); -+ else -+ phydev = mdiobus_get_phy(priv->mii_bus, 0); - - if (!phydev) { - netdev_err(dev, "no PHY found\n"); -@@ -350,14 +532,17 @@ ltq_etop_mdio_probe(struct net_device *d - } - - phydev = phy_connect(dev, phydev_name(phydev), -- <q_etop_mdio_link, priv->pldata->mii_mode); -+ <q_etop_mdio_link, priv->mii_mode); - - if (IS_ERR(phydev)) { - netdev_err(dev, "Could not attach to PHY\n"); - return PTR_ERR(phydev); - } - -- phy_set_max_speed(phydev, SPEED_100); -+ if (of_machine_is_compatible("lantiq,ar9")) -+ phy_set_max_speed(phydev, SPEED_1000); -+ else -+ phy_set_max_speed(phydev, SPEED_100); - - phy_attached_info(phydev); - -@@ -378,8 +563,13 @@ ltq_etop_mdio_init(struct net_device *de - } - - priv->mii_bus->priv = dev; -- priv->mii_bus->read = ltq_etop_mdio_rd; -- priv->mii_bus->write = ltq_etop_mdio_wr; -+ if (of_machine_is_compatible("lantiq,ar9")) { -+ priv->mii_bus->read = ltq_etop_mdio_rd_xr9; -+ priv->mii_bus->write = ltq_etop_mdio_wr_xr9; -+ } else { -+ priv->mii_bus->read = ltq_etop_mdio_rd; -+ priv->mii_bus->write = ltq_etop_mdio_wr; -+ } - priv->mii_bus->name = "ltq_mii"; - snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x", - priv->pdev->name, priv->pdev->id); -@@ -416,18 +606,21 @@ static int - ltq_etop_open(struct net_device *dev) - { - struct ltq_etop_priv *priv = netdev_priv(dev); -- int i; -+ unsigned long flags; - -- for (i = 0; i < MAX_DMA_CHAN; i++) { -- struct ltq_etop_chan *ch = &priv->ch[i]; -+ napi_enable(&priv->txch.napi); -+ napi_enable(&priv->rxch.napi); -+ -+ spin_lock_irqsave(&priv->lock, flags); -+ ltq_dma_open(&priv->txch.dma); -+ ltq_dma_enable_irq(&priv->txch.dma); -+ ltq_dma_open(&priv->rxch.dma); -+ ltq_dma_enable_irq(&priv->rxch.dma); -+ spin_unlock_irqrestore(&priv->lock, flags); -+ -+ if (dev->phydev) -+ phy_start(dev->phydev); - -- if (!IS_TX(i) && (!IS_RX(i))) -- continue; -- ltq_dma_open(&ch->dma); -- ltq_dma_enable_irq(&ch->dma); -- napi_enable(&ch->napi); -- } -- phy_start(dev->phydev); - netif_tx_start_all_queues(dev); - return 0; - } -@@ -436,18 +629,19 @@ static int - ltq_etop_stop(struct net_device *dev) - { - struct ltq_etop_priv *priv = netdev_priv(dev); -- int i; -+ unsigned long flags; - - netif_tx_stop_all_queues(dev); -- phy_stop(dev->phydev); -- for (i = 0; i < MAX_DMA_CHAN; i++) { -- struct ltq_etop_chan *ch = &priv->ch[i]; -- -- if (!IS_RX(i) && !IS_TX(i)) -- continue; -- napi_disable(&ch->napi); -- ltq_dma_close(&ch->dma); -- } -+ if (dev->phydev) -+ phy_stop(dev->phydev); -+ napi_disable(&priv->txch.napi); -+ napi_disable(&priv->rxch.napi); -+ -+ spin_lock_irqsave(&priv->lock, flags); -+ ltq_dma_close(&priv->txch.dma); -+ ltq_dma_close(&priv->rxch.dma); -+ spin_unlock_irqrestore(&priv->lock, flags); -+ - return 0; - } - -@@ -457,16 +651,16 @@ ltq_etop_tx(struct sk_buff *skb, struct - int queue = skb_get_queue_mapping(skb); - struct netdev_queue *txq = netdev_get_tx_queue(dev, queue); - struct ltq_etop_priv *priv = netdev_priv(dev); -- struct ltq_etop_chan *ch = &priv->ch[(queue << 1) | 1]; -- struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; -- int len; -+ struct ltq_dma_desc *desc = -+ &priv->txch.dma.desc_base[priv->txch.dma.desc]; - unsigned long flags; - u32 byte_offset; -+ int len; - - len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; - -- if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || ch->skb[ch->dma.desc]) { -- dev_kfree_skb_any(skb); -+ if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || -+ priv->txch.skb[priv->txch.dma.desc]) { - netdev_err(dev, "tx ring full\n"); - netif_tx_stop_queue(txq); - return NETDEV_TX_BUSY; -@@ -474,7 +668,7 @@ ltq_etop_tx(struct sk_buff *skb, struct - - /* dma needs to start on a 16 byte aligned address */ - byte_offset = CPHYSADDR(skb->data) % 16; -- ch->skb[ch->dma.desc] = skb; -+ priv->txch.skb[priv->txch.dma.desc] = skb; - - netif_trans_update(dev); - -@@ -484,11 +678,11 @@ ltq_etop_tx(struct sk_buff *skb, struct - wmb(); - desc->ctl = LTQ_DMA_OWN | LTQ_DMA_SOP | LTQ_DMA_EOP | - LTQ_DMA_TX_OFFSET(byte_offset) | (len & LTQ_DMA_SIZE_MASK); -- ch->dma.desc++; -- ch->dma.desc %= LTQ_DESC_NUM; -+ priv->txch.dma.desc++; -+ priv->txch.dma.desc %= LTQ_DESC_NUM; - spin_unlock_irqrestore(&priv->lock, flags); - -- if (ch->dma.desc_base[ch->dma.desc].ctl & LTQ_DMA_OWN) -+ if (priv->txch.dma.desc_base[priv->txch.dma.desc].ctl & LTQ_DMA_OWN) - netif_tx_stop_queue(txq); - - return NETDEV_TX_OK; -@@ -499,11 +693,14 @@ ltq_etop_change_mtu(struct net_device *d - { - struct ltq_etop_priv *priv = netdev_priv(dev); - unsigned long flags; -+ int max; - - dev->mtu = new_mtu; - -+ max = ETH_HLEN + VLAN_HLEN + new_mtu + ETH_FCS_LEN; -+ - spin_lock_irqsave(&priv->lock, flags); -- ltq_etop_w32((ETOP_PLEN_UNDER << 16) | new_mtu, LTQ_ETOP_IGPLEN); -+ ltq_etop_w32((ETOP_PLEN_UNDER << 16) | max, LTQ_ETOP_IGPLEN); - spin_unlock_irqrestore(&priv->lock, flags); - - return 0; -@@ -563,6 +760,9 @@ ltq_etop_init(struct net_device *dev) - if (err) - goto err_hw; - ltq_etop_change_mtu(dev, 1500); -+ err = ltq_etop_dma_init(dev); -+ if (err) -+ goto err_hw; - - memcpy(&mac, &priv->pldata->mac, sizeof(struct sockaddr)); - if (!is_valid_ether_addr(mac.sa_data)) { -@@ -580,9 +780,10 @@ ltq_etop_init(struct net_device *dev) - dev->addr_assign_type = NET_ADDR_RANDOM; - - ltq_etop_set_multicast_list(dev); -- err = ltq_etop_mdio_init(dev); -- if (err) -- goto err_netdev; -+ if (!ltq_etop_mdio_init(dev)) -+ dev->ethtool_ops = <q_etop_ethtool_ops; -+ else -+ pr_warn("etop: mdio probe failed\n");; - return 0; - - err_netdev: -@@ -602,6 +803,9 @@ ltq_etop_tx_timeout(struct net_device *d - err = ltq_etop_hw_init(dev); - if (err) - goto err_hw; -+ err = ltq_etop_dma_init(dev); -+ if (err) -+ goto err_hw; - netif_trans_update(dev); - netif_wake_queue(dev); - return; -@@ -625,14 +829,18 @@ static const struct net_device_ops ltq_e - .ndo_tx_timeout = ltq_etop_tx_timeout, - }; - --static int __init --ltq_etop_probe(struct platform_device *pdev) -+static int ltq_etop_probe(struct platform_device *pdev) - { - struct net_device *dev; - struct ltq_etop_priv *priv; -- struct resource *res; -+ struct resource *res, *gbit_res, irqres[2]; - int err; -- int i; -+ -+ err = of_irq_to_resource_table(pdev->dev.of_node, irqres, 2); -+ if (err != 2) { -+ dev_err(&pdev->dev, "failed to get etop irqs\n"); -+ return -EINVAL; -+ } - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { -@@ -658,31 +866,60 @@ ltq_etop_probe(struct platform_device *p - goto err_out; - } - -- dev = alloc_etherdev_mq(sizeof(struct ltq_etop_priv), 4); -- if (!dev) { -- err = -ENOMEM; -- goto err_out; -+ if (of_machine_is_compatible("lantiq,ar9")) { -+ gbit_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); -+ if (!gbit_res) { -+ dev_err(&pdev->dev, "failed to get gbit resource\n"); -+ err = -ENOENT; -+ goto err_out; -+ } -+ ltq_gbit_membase = devm_ioremap_nocache(&pdev->dev, -+ gbit_res->start, resource_size(gbit_res)); -+ if (!ltq_gbit_membase) { -+ dev_err(&pdev->dev, "failed to remap gigabit switch %d\n", -+ pdev->id); -+ err = -ENOMEM; -+ goto err_out; -+ } - } -+ -+ dev = alloc_etherdev_mq(sizeof(struct ltq_etop_priv), 4); - strcpy(dev->name, "eth%d"); - dev->netdev_ops = <q_eth_netdev_ops; -- dev->ethtool_ops = <q_etop_ethtool_ops; - priv = netdev_priv(dev); - priv->res = res; - priv->pdev = pdev; -- priv->pldata = dev_get_platdata(&pdev->dev); - priv->netdev = dev; -+ priv->tx_irq = irqres[0].start; -+ priv->rx_irq = irqres[1].start; -+ priv->mii_mode = of_get_phy_mode(pdev->dev.of_node); -+ -+ of_get_mac_address(pdev->dev.of_node, priv->mac); -+ -+ priv->clk_ppe = clk_get(&pdev->dev, NULL); -+ if (IS_ERR(priv->clk_ppe)) -+ return PTR_ERR(priv->clk_ppe); -+ if (of_machine_is_compatible("lantiq,ar9")) { -+ priv->clk_switch = clk_get(&pdev->dev, "switch"); -+ if (IS_ERR(priv->clk_switch)) -+ return PTR_ERR(priv->clk_switch); -+ } -+ if (of_machine_is_compatible("lantiq,ase")) { -+ priv->clk_ephy = clk_get(&pdev->dev, "ephy"); -+ if (IS_ERR(priv->clk_ephy)) -+ return PTR_ERR(priv->clk_ephy); -+ priv->clk_ephycgu = clk_get(&pdev->dev, "ephycgu"); -+ if (IS_ERR(priv->clk_ephycgu)) -+ return PTR_ERR(priv->clk_ephycgu); -+ } -+ - spin_lock_init(&priv->lock); - SET_NETDEV_DEV(dev, &pdev->dev); - -- for (i = 0; i < MAX_DMA_CHAN; i++) { -- if (IS_TX(i)) -- netif_napi_add(dev, &priv->ch[i].napi, -- ltq_etop_poll_tx, 8); -- else if (IS_RX(i)) -- netif_napi_add(dev, &priv->ch[i].napi, -- ltq_etop_poll_rx, 32); -- priv->ch[i].netdev = dev; -- } -+ netif_napi_add(dev, &priv->txch.napi, ltq_etop_poll_tx, 8); -+ netif_napi_add(dev, &priv->rxch.napi, ltq_etop_poll_rx, 32); -+ priv->txch.netdev = dev; -+ priv->rxch.netdev = dev; - - err = register_netdev(dev); - if (err) -@@ -711,31 +948,22 @@ ltq_etop_remove(struct platform_device * - return 0; - } - -+static const struct of_device_id ltq_etop_match[] = { -+ { .compatible = "lantiq,etop-xway" }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, ltq_etop_match); -+ - static struct platform_driver ltq_mii_driver = { -+ .probe = ltq_etop_probe, - .remove = ltq_etop_remove, - .driver = { - .name = "ltq_etop", -+ .of_match_table = ltq_etop_match, - }, - }; - --int __init --init_ltq_etop(void) --{ -- int ret = platform_driver_probe(<q_mii_driver, ltq_etop_probe); -- -- if (ret) -- pr_err("ltq_etop: Error registering platform driver!"); -- return ret; --} -- --static void __exit --exit_ltq_etop(void) --{ -- platform_driver_unregister(<q_mii_driver); --} -- --module_init(init_ltq_etop); --module_exit(exit_ltq_etop); -+module_platform_driver(ltq_mii_driver); - - MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); - MODULE_DESCRIPTION("Lantiq SoC ETOP"); diff --git a/target/linux/lantiq/patches-5.4/0030-GPIO-add-named-gpio-exports.patch b/target/linux/lantiq/patches-5.4/0030-GPIO-add-named-gpio-exports.patch deleted file mode 100644 index cb75acded2..0000000000 --- a/target/linux/lantiq/patches-5.4/0030-GPIO-add-named-gpio-exports.patch +++ /dev/null @@ -1,169 +0,0 @@ -From cc809a441d8f2924f785eb863dfa6aef47a25b0b Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Tue, 12 Aug 2014 20:49:27 +0200 -Subject: [PATCH 30/36] GPIO: add named gpio exports - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/gpio/gpiolib-of.c | 68 +++++++++++++++++++++++++++++++++++++++++ - drivers/gpio/gpiolib.c | 11 +++++-- - include/asm-generic/gpio.h | 5 +++ - include/linux/gpio/consumer.h | 8 +++++ - 4 files changed, 90 insertions(+), 2 deletions(-) - ---- a/drivers/gpio/gpiolib-of.c -+++ b/drivers/gpio/gpiolib-of.c -@@ -19,6 +19,8 @@ - #include <linux/pinctrl/pinctrl.h> - #include <linux/slab.h> - #include <linux/gpio/machine.h> -+#include <linux/init.h> -+#include <linux/platform_device.h> - - #include "gpiolib.h" - #include "gpiolib-of.h" -@@ -915,3 +917,72 @@ void of_gpiochip_remove(struct gpio_chip - { - of_node_put(chip->of_node); - } -+ -+#ifdef CONFIG_GPIO_SYSFS -+ -+static struct of_device_id gpio_export_ids[] = { -+ { .compatible = "gpio-export" }, -+ { /* sentinel */ } -+}; -+ -+static int of_gpio_export_probe(struct platform_device *pdev) -+{ -+ struct device_node *np = pdev->dev.of_node; -+ struct device_node *cnp; -+ u32 val; -+ int nb = 0; -+ -+ for_each_child_of_node(np, cnp) { -+ const char *name = NULL; -+ int gpio; -+ bool dmc; -+ int max_gpio = 1; -+ int i; -+ -+ of_property_read_string(cnp, "gpio-export,name", &name); -+ -+ if (!name) -+ max_gpio = of_gpio_count(cnp); -+ -+ for (i = 0; i < max_gpio; i++) { -+ unsigned flags = 0; -+ enum of_gpio_flags of_flags; -+ -+ gpio = of_get_gpio_flags(cnp, i, &of_flags); -+ if (!gpio_is_valid(gpio)) -+ return gpio; -+ -+ if (of_flags == OF_GPIO_ACTIVE_LOW) -+ flags |= GPIOF_ACTIVE_LOW; -+ -+ if (!of_property_read_u32(cnp, "gpio-export,output", &val)) -+ flags |= val ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; -+ else -+ flags |= GPIOF_IN; -+ -+ if (devm_gpio_request_one(&pdev->dev, gpio, flags, name ? name : of_node_full_name(np))) -+ continue; -+ -+ dmc = of_property_read_bool(cnp, "gpio-export,direction_may_change"); -+ gpio_export_with_name(gpio, dmc, name); -+ nb++; -+ } -+ } -+ -+ dev_info(&pdev->dev, "%d gpio(s) exported\n", nb); -+ -+ return 0; -+} -+ -+static struct platform_driver gpio_export_driver = { -+ .driver = { -+ .name = "gpio-export", -+ .owner = THIS_MODULE, -+ .of_match_table = of_match_ptr(gpio_export_ids), -+ }, -+ .probe = of_gpio_export_probe, -+}; -+ -+module_platform_driver(gpio_export_driver); -+ -+#endif ---- a/include/asm-generic/gpio.h -+++ b/include/asm-generic/gpio.h -@@ -127,6 +127,12 @@ static inline int gpio_export(unsigned g - return gpiod_export(gpio_to_desc(gpio), direction_may_change); - } - -+int __gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name); -+static inline int gpio_export_with_name(unsigned gpio, bool direction_may_change, const char *name) -+{ -+ return __gpiod_export(gpio_to_desc(gpio), direction_may_change, name); -+} -+ - static inline int gpio_export_link(struct device *dev, const char *name, - unsigned gpio) - { ---- a/include/linux/gpio/consumer.h -+++ b/include/linux/gpio/consumer.h -@@ -668,6 +668,7 @@ static inline void devm_acpi_dev_remove_ - - #if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_GPIO_SYSFS) - -+int _gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name); - int gpiod_export(struct gpio_desc *desc, bool direction_may_change); - int gpiod_export_link(struct device *dev, const char *name, - struct gpio_desc *desc); -@@ -675,6 +676,13 @@ void gpiod_unexport(struct gpio_desc *de - - #else /* CONFIG_GPIOLIB && CONFIG_GPIO_SYSFS */ - -+static inline int _gpiod_export(struct gpio_desc *desc, -+ bool direction_may_change, -+ const char *name) -+{ -+ return -ENOSYS; -+} -+ - static inline int gpiod_export(struct gpio_desc *desc, - bool direction_may_change) - { ---- a/drivers/gpio/gpiolib-sysfs.c -+++ b/drivers/gpio/gpiolib-sysfs.c -@@ -571,7 +571,7 @@ static struct class gpio_class = { - * - * Returns zero on success, else an error. - */ --int gpiod_export(struct gpio_desc *desc, bool direction_may_change) -+int __gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name) - { - struct gpio_chip *chip; - struct gpio_device *gdev; -@@ -633,6 +633,8 @@ int gpiod_export(struct gpio_desc *desc, - offset = gpio_chip_hwgpio(desc); - if (chip->names && chip->names[offset]) - ioname = chip->names[offset]; -+ if (name) -+ ioname = name; - - dev = device_create_with_groups(&gpio_class, &gdev->dev, - MKDEV(0, 0), data, gpio_groups, -@@ -654,6 +656,12 @@ err_unlock: - gpiod_dbg(desc, "%s: status %d\n", __func__, status); - return status; - } -+EXPORT_SYMBOL_GPL(__gpiod_export); -+ -+int gpiod_export(struct gpio_desc *desc, bool direction_may_change) -+{ -+ return __gpiod_export(desc, direction_may_change, NULL); -+} - EXPORT_SYMBOL_GPL(gpiod_export); - - static int match_export(struct device *dev, const void *desc) diff --git a/target/linux/lantiq/patches-5.4/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch b/target/linux/lantiq/patches-5.4/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch deleted file mode 100644 index 2493da32ec..0000000000 --- a/target/linux/lantiq/patches-5.4/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch +++ /dev/null @@ -1,1034 +0,0 @@ -From f17e50f67fa3c77624edf2ca03fae0d50f0ce39b Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 7 Aug 2014 18:26:42 +0200 -Subject: [PATCH 31/36] I2C: MIPS: lantiq: add FALC-ON i2c bus master - -This patch adds the driver needed to make the I2C bus work on FALC-ON SoCs. - -Signed-off-by: Thomas Langer <thomas.langer@lantiq.com> -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - drivers/i2c/busses/Kconfig | 10 + - drivers/i2c/busses/Makefile | 1 + - drivers/i2c/busses/i2c-lantiq.c | 747 +++++++++++++++++++++++++++++++++++++++ - drivers/i2c/busses/i2c-lantiq.h | 234 ++++++++++++ - 4 files changed, 992 insertions(+) - create mode 100644 drivers/i2c/busses/i2c-lantiq.c - create mode 100644 drivers/i2c/busses/i2c-lantiq.h - ---- a/drivers/i2c/busses/Kconfig -+++ b/drivers/i2c/busses/Kconfig -@@ -729,6 +729,16 @@ config I2C_MESON - If you say yes to this option, support will be included for the - I2C interface on the Amlogic Meson family of SoCs. - -+config I2C_LANTIQ -+ tristate "Lantiq I2C interface" -+ depends on LANTIQ && SOC_FALCON -+ help -+ If you say yes to this option, support will be included for the -+ Lantiq I2C core. -+ -+ This driver can also be built as a module. If so, the module -+ will be called i2c-lantiq. -+ - config I2C_MPC - tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx" - depends on PPC ---- a/drivers/i2c/busses/Makefile -+++ b/drivers/i2c/busses/Makefile -@@ -73,6 +73,7 @@ obj-$(CONFIG_I2C_IMX_LPI2C) += i2c-imx-l - obj-$(CONFIG_I2C_IOP3XX) += i2c-iop3xx.o - obj-$(CONFIG_I2C_JZ4780) += i2c-jz4780.o - obj-$(CONFIG_I2C_KEMPLD) += i2c-kempld.o -+obj-$(CONFIG_I2C_LANTIQ) += i2c-lantiq.o - obj-$(CONFIG_I2C_LPC2K) += i2c-lpc2k.o - obj-$(CONFIG_I2C_MESON) += i2c-meson.o - obj-$(CONFIG_I2C_MPC) += i2c-mpc.o ---- /dev/null -+++ b/drivers/i2c/busses/i2c-lantiq.c -@@ -0,0 +1,747 @@ -+ -+/* -+ * Lantiq I2C bus adapter -+ * -+ * Parts based on i2c-designware.c and other i2c drivers from Linux 2.6.33 -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ * Copyright (C) 2012 Thomas Langer <thomas.langer@lantiq.com> -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/delay.h> -+#include <linux/slab.h> /* for kzalloc, kfree */ -+#include <linux/i2c.h> -+#include <linux/errno.h> -+#include <linux/completion.h> -+#include <linux/interrupt.h> -+#include <linux/platform_device.h> -+#include <linux/io.h> -+#include <linux/of_irq.h> -+ -+#include <lantiq_soc.h> -+#include "i2c-lantiq.h" -+ -+/* -+ * CURRENT ISSUES: -+ * - no high speed support -+ * - ten bit mode is not tested (no slave devices) -+ */ -+ -+/* access macros */ -+#define i2c_r32(reg) \ -+ __raw_readl(&(priv->membase)->reg) -+#define i2c_w32(val, reg) \ -+ __raw_writel(val, &(priv->membase)->reg) -+#define i2c_w32_mask(clear, set, reg) \ -+ i2c_w32((i2c_r32(reg) & ~(clear)) | (set), reg) -+ -+#define DRV_NAME "i2c-lantiq" -+#define DRV_VERSION "1.00" -+ -+#define LTQ_I2C_BUSY_TIMEOUT 20 /* ms */ -+ -+#ifdef DEBUG -+#define LTQ_I2C_XFER_TIMEOUT (25*HZ) -+#else -+#define LTQ_I2C_XFER_TIMEOUT HZ -+#endif -+ -+#define LTQ_I2C_IMSC_DEFAULT_MASK (I2C_IMSC_I2C_P_INT_EN | \ -+ I2C_IMSC_I2C_ERR_INT_EN) -+ -+#define LTQ_I2C_ARB_LOST (1 << 0) -+#define LTQ_I2C_NACK (1 << 1) -+#define LTQ_I2C_RX_UFL (1 << 2) -+#define LTQ_I2C_RX_OFL (1 << 3) -+#define LTQ_I2C_TX_UFL (1 << 4) -+#define LTQ_I2C_TX_OFL (1 << 5) -+ -+struct ltq_i2c { -+ struct mutex mutex; -+ -+ -+ /* active clock settings */ -+ unsigned int input_clock; /* clock input for i2c hardware block */ -+ unsigned int i2c_clock; /* approximated bus clock in kHz */ -+ -+ struct clk *clk_gate; -+ struct clk *clk_input; -+ -+ -+ /* resources (memory and interrupts) */ -+ int irq_lb; /* last burst irq */ -+ -+ struct lantiq_reg_i2c __iomem *membase; /* base of mapped registers */ -+ -+ struct i2c_adapter adap; -+ struct device *dev; -+ -+ struct completion cmd_complete; -+ -+ -+ /* message transfer data */ -+ struct i2c_msg *current_msg; /* current message */ -+ int msgs_num; /* number of messages to handle */ -+ u8 *msg_buf; /* current buffer */ -+ u32 msg_buf_len; /* remaining length of current buffer */ -+ int msg_err; /* error status of the current transfer */ -+ -+ -+ /* master status codes */ -+ enum { -+ STATUS_IDLE, -+ STATUS_ADDR, /* address phase */ -+ STATUS_WRITE, -+ STATUS_READ, -+ STATUS_READ_END, -+ STATUS_STOP -+ } status; -+}; -+ -+static irqreturn_t ltq_i2c_isr(int irq, void *dev_id); -+ -+static inline void enable_burst_irq(struct ltq_i2c *priv) -+{ -+ i2c_w32_mask(0, I2C_IMSC_LBREQ_INT_EN | I2C_IMSC_BREQ_INT_EN, imsc); -+} -+static inline void disable_burst_irq(struct ltq_i2c *priv) -+{ -+ i2c_w32_mask(I2C_IMSC_LBREQ_INT_EN | I2C_IMSC_BREQ_INT_EN, 0, imsc); -+} -+ -+static void prepare_msg_send_addr(struct ltq_i2c *priv) -+{ -+ struct i2c_msg *msg = priv->current_msg; -+ int rd = !!(msg->flags & I2C_M_RD); /* extends to 0 or 1 */ -+ u16 addr = msg->addr; -+ -+ /* new i2c_msg */ -+ priv->msg_buf = msg->buf; -+ priv->msg_buf_len = msg->len; -+ if (rd) -+ priv->status = STATUS_READ; -+ else -+ priv->status = STATUS_WRITE; -+ -+ /* send slave address */ -+ if (msg->flags & I2C_M_TEN) { -+ i2c_w32(0xf0 | ((addr & 0x300) >> 7) | rd, txd); -+ i2c_w32(addr & 0xff, txd); -+ } else { -+ i2c_w32((addr & 0x7f) << 1 | rd, txd); -+ } -+} -+ -+static void ltq_i2c_set_tx_len(struct ltq_i2c *priv) -+{ -+ struct i2c_msg *msg = priv->current_msg; -+ int len = (msg->flags & I2C_M_TEN) ? 2 : 1; -+ -+ pr_debug("set_tx_len %cX\n", (msg->flags & I2C_M_RD) ? 'R' : 'T'); -+ -+ priv->status = STATUS_ADDR; -+ -+ if (!(msg->flags & I2C_M_RD)) -+ len += msg->len; -+ else -+ /* set maximum received packet size (before rx int!) */ -+ i2c_w32(msg->len, mrps_ctrl); -+ i2c_w32(len, tps_ctrl); -+ enable_burst_irq(priv); -+} -+ -+static int ltq_i2c_hw_set_clock(struct i2c_adapter *adap) -+{ -+ struct ltq_i2c *priv = i2c_get_adapdata(adap); -+ unsigned int input_clock = clk_get_rate(priv->clk_input); -+ u32 dec, inc = 1; -+ -+ /* clock changed? */ -+ if (priv->input_clock == input_clock) -+ return 0; -+ -+ /* -+ * this formula is only an approximation, found by the recommended -+ * values in the "I2C Architecture Specification 1.7.1" -+ */ -+ dec = input_clock / (priv->i2c_clock * 2); -+ if (dec <= 6) -+ return -ENXIO; -+ -+ i2c_w32(0, fdiv_high_cfg); -+ i2c_w32((inc << I2C_FDIV_CFG_INC_OFFSET) | -+ (dec << I2C_FDIV_CFG_DEC_OFFSET), -+ fdiv_cfg); -+ -+ dev_info(priv->dev, "setup clocks (in %d kHz, bus %d kHz, dec=%d)\n", -+ input_clock, priv->i2c_clock, dec); -+ -+ priv->input_clock = input_clock; -+ return 0; -+} -+ -+static int ltq_i2c_hw_init(struct i2c_adapter *adap) -+{ -+ int ret = 0; -+ struct ltq_i2c *priv = i2c_get_adapdata(adap); -+ -+ /* disable bus */ -+ i2c_w32_mask(I2C_RUN_CTRL_RUN_EN, 0, run_ctrl); -+ -+#ifndef DEBUG -+ /* set normal operation clock divider */ -+ i2c_w32(1 << I2C_CLC_RMC_OFFSET, clc); -+#else -+ /* for debugging a higher divider value! */ -+ i2c_w32(0xF0 << I2C_CLC_RMC_OFFSET, clc); -+#endif -+ -+ /* setup clock */ -+ ret = ltq_i2c_hw_set_clock(adap); -+ if (ret != 0) { -+ dev_warn(priv->dev, "invalid clock settings\n"); -+ return ret; -+ } -+ -+ /* configure fifo */ -+ i2c_w32(I2C_FIFO_CFG_TXFC | /* tx fifo as flow controller */ -+ I2C_FIFO_CFG_RXFC | /* rx fifo as flow controller */ -+ I2C_FIFO_CFG_TXFA_TXFA2 | /* tx fifo 4-byte aligned */ -+ I2C_FIFO_CFG_RXFA_RXFA2 | /* rx fifo 4-byte aligned */ -+ I2C_FIFO_CFG_TXBS_TXBS0 | /* tx fifo burst size is 1 word */ -+ I2C_FIFO_CFG_RXBS_RXBS0, /* rx fifo burst size is 1 word */ -+ fifo_cfg); -+ -+ /* configure address */ -+ i2c_w32(I2C_ADDR_CFG_SOPE_EN | /* generate stop when no more data in -+ the fifo */ -+ I2C_ADDR_CFG_SONA_EN | /* generate stop when NA received */ -+ I2C_ADDR_CFG_MnS_EN | /* we are master device */ -+ 0, /* our slave address (not used!) */ -+ addr_cfg); -+ -+ /* enable bus */ -+ i2c_w32_mask(0, I2C_RUN_CTRL_RUN_EN, run_ctrl); -+ -+ return 0; -+} -+ -+static int ltq_i2c_wait_bus_not_busy(struct ltq_i2c *priv) -+{ -+ unsigned long timeout; -+ -+ timeout = jiffies + msecs_to_jiffies(LTQ_I2C_BUSY_TIMEOUT); -+ -+ do { -+ u32 stat = i2c_r32(bus_stat); -+ -+ if ((stat & I2C_BUS_STAT_BS_MASK) == I2C_BUS_STAT_BS_FREE) -+ return 0; -+ -+ cond_resched(); -+ } while (!time_after_eq(jiffies, timeout)); -+ -+ dev_err(priv->dev, "timeout waiting for bus ready\n"); -+ return -ETIMEDOUT; -+} -+ -+static void ltq_i2c_tx(struct ltq_i2c *priv, int last) -+{ -+ if (priv->msg_buf_len && priv->msg_buf) { -+ i2c_w32(*priv->msg_buf, txd); -+ -+ if (--priv->msg_buf_len) -+ priv->msg_buf++; -+ else -+ priv->msg_buf = NULL; -+ } else { -+ last = 1; -+ } -+ -+ if (last) -+ disable_burst_irq(priv); -+} -+ -+static void ltq_i2c_rx(struct ltq_i2c *priv, int last) -+{ -+ u32 fifo_stat, timeout; -+ if (priv->msg_buf_len && priv->msg_buf) { -+ timeout = 5000000; -+ do { -+ fifo_stat = i2c_r32(ffs_stat); -+ } while (!fifo_stat && --timeout); -+ if (!timeout) { -+ last = 1; -+ pr_debug("\nrx timeout\n"); -+ goto err; -+ } -+ while (fifo_stat) { -+ *priv->msg_buf = i2c_r32(rxd); -+ if (--priv->msg_buf_len) { -+ priv->msg_buf++; -+ } else { -+ priv->msg_buf = NULL; -+ last = 1; -+ break; -+ } -+ /* -+ * do not read more than burst size, otherwise no "last -+ * burst" is generated and the transaction is blocked! -+ */ -+ fifo_stat = 0; -+ } -+ } else { -+ last = 1; -+ } -+err: -+ if (last) { -+ disable_burst_irq(priv); -+ -+ if (priv->status == STATUS_READ_END) { -+ /* -+ * do the STATUS_STOP and complete() here, as sometimes -+ * the tx_end is already seen before this is finished -+ */ -+ priv->status = STATUS_STOP; -+ complete(&priv->cmd_complete); -+ } else { -+ i2c_w32(I2C_ENDD_CTRL_SETEND, endd_ctrl); -+ priv->status = STATUS_READ_END; -+ } -+ } -+} -+ -+static void ltq_i2c_xfer_init(struct ltq_i2c *priv) -+{ -+ /* enable interrupts */ -+ i2c_w32(LTQ_I2C_IMSC_DEFAULT_MASK, imsc); -+ -+ /* trigger transfer of first msg */ -+ ltq_i2c_set_tx_len(priv); -+} -+ -+static void dump_msgs(struct i2c_msg msgs[], int num, int rx) -+{ -+#if defined(DEBUG) -+ int i, j; -+ pr_debug("Messages %d %s\n", num, rx ? "out" : "in"); -+ for (i = 0; i < num; i++) { -+ pr_debug("%2d %cX Msg(%d) addr=0x%X: ", i, -+ (msgs[i].flags & I2C_M_RD) ? 'R' : 'T', -+ msgs[i].len, msgs[i].addr); -+ if (!(msgs[i].flags & I2C_M_RD) || rx) { -+ for (j = 0; j < msgs[i].len; j++) -+ pr_debug("%02X ", msgs[i].buf[j]); -+ } -+ pr_debug("\n"); -+ } -+#endif -+} -+ -+static void ltq_i2c_release_bus(struct ltq_i2c *priv) -+{ -+ if ((i2c_r32(bus_stat) & I2C_BUS_STAT_BS_MASK) == I2C_BUS_STAT_BS_BM) -+ i2c_w32(I2C_ENDD_CTRL_SETEND, endd_ctrl); -+} -+ -+static int ltq_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], -+ int num) -+{ -+ struct ltq_i2c *priv = i2c_get_adapdata(adap); -+ int ret; -+ -+ dev_dbg(priv->dev, "xfer %u messages\n", num); -+ dump_msgs(msgs, num, 0); -+ -+ mutex_lock(&priv->mutex); -+ -+ init_completion(&priv->cmd_complete); -+ priv->current_msg = msgs; -+ priv->msgs_num = num; -+ priv->msg_err = 0; -+ priv->status = STATUS_IDLE; -+ -+ /* wait for the bus to become ready */ -+ ret = ltq_i2c_wait_bus_not_busy(priv); -+ if (ret) -+ goto done; -+ -+ while (priv->msgs_num) { -+ /* start the transfers */ -+ ltq_i2c_xfer_init(priv); -+ -+ /* wait for transfers to complete */ -+ ret = wait_for_completion_interruptible_timeout( -+ &priv->cmd_complete, LTQ_I2C_XFER_TIMEOUT); -+ if (ret == 0) { -+ dev_err(priv->dev, "controller timed out\n"); -+ ltq_i2c_hw_init(adap); -+ ret = -ETIMEDOUT; -+ goto done; -+ } else if (ret < 0) -+ goto done; -+ -+ if (priv->msg_err) { -+ if (priv->msg_err & LTQ_I2C_NACK) -+ ret = -ENXIO; -+ else -+ ret = -EREMOTEIO; -+ goto done; -+ } -+ if (--priv->msgs_num) -+ priv->current_msg++; -+ } -+ /* no error? */ -+ ret = num; -+ -+done: -+ ltq_i2c_release_bus(priv); -+ -+ mutex_unlock(&priv->mutex); -+ -+ if (ret >= 0) -+ dump_msgs(msgs, num, 1); -+ -+ pr_debug("XFER ret %d\n", ret); -+ return ret; -+} -+ -+static irqreturn_t ltq_i2c_isr_burst(int irq, void *dev_id) -+{ -+ struct ltq_i2c *priv = dev_id; -+ struct i2c_msg *msg = priv->current_msg; -+ int last = (irq == priv->irq_lb); -+ -+ if (last) -+ pr_debug("LB "); -+ else -+ pr_debug("B "); -+ -+ if (msg->flags & I2C_M_RD) { -+ switch (priv->status) { -+ case STATUS_ADDR: -+ pr_debug("X"); -+ prepare_msg_send_addr(priv); -+ disable_burst_irq(priv); -+ break; -+ case STATUS_READ: -+ case STATUS_READ_END: -+ pr_debug("R"); -+ ltq_i2c_rx(priv, last); -+ break; -+ default: -+ disable_burst_irq(priv); -+ pr_warn("Status R %d\n", priv->status); -+ break; -+ } -+ } else { -+ switch (priv->status) { -+ case STATUS_ADDR: -+ pr_debug("x"); -+ prepare_msg_send_addr(priv); -+ break; -+ case STATUS_WRITE: -+ pr_debug("w"); -+ ltq_i2c_tx(priv, last); -+ break; -+ default: -+ disable_burst_irq(priv); -+ pr_warn("Status W %d\n", priv->status); -+ break; -+ } -+ } -+ -+ i2c_w32(I2C_ICR_BREQ_INT_CLR | I2C_ICR_LBREQ_INT_CLR, icr); -+ return IRQ_HANDLED; -+} -+ -+static void ltq_i2c_isr_prot(struct ltq_i2c *priv) -+{ -+ u32 i_pro = i2c_r32(p_irqss); -+ -+ pr_debug("i2c-p"); -+ -+ /* not acknowledge */ -+ if (i_pro & I2C_P_IRQSS_NACK) { -+ priv->msg_err |= LTQ_I2C_NACK; -+ pr_debug(" nack"); -+ } -+ -+ /* arbitration lost */ -+ if (i_pro & I2C_P_IRQSS_AL) { -+ priv->msg_err |= LTQ_I2C_ARB_LOST; -+ pr_debug(" arb-lost"); -+ } -+ /* tx -> rx switch */ -+ if (i_pro & I2C_P_IRQSS_RX) -+ pr_debug(" rx"); -+ -+ /* tx end */ -+ if (i_pro & I2C_P_IRQSS_TX_END) -+ pr_debug(" txend"); -+ pr_debug("\n"); -+ -+ if (!priv->msg_err) { -+ /* tx -> rx switch */ -+ if (i_pro & I2C_P_IRQSS_RX) { -+ priv->status = STATUS_READ; -+ enable_burst_irq(priv); -+ } -+ if (i_pro & I2C_P_IRQSS_TX_END) { -+ if (priv->status == STATUS_READ) -+ priv->status = STATUS_READ_END; -+ else { -+ disable_burst_irq(priv); -+ priv->status = STATUS_STOP; -+ } -+ } -+ } -+ -+ i2c_w32(i_pro, p_irqsc); -+} -+ -+static irqreturn_t ltq_i2c_isr(int irq, void *dev_id) -+{ -+ u32 i_raw, i_err = 0; -+ struct ltq_i2c *priv = dev_id; -+ -+ i_raw = i2c_r32(mis); -+ pr_debug("i_raw 0x%08X\n", i_raw); -+ -+ /* error interrupt */ -+ if (i_raw & I2C_RIS_I2C_ERR_INT_INTOCC) { -+ i_err = i2c_r32(err_irqss); -+ pr_debug("i_err 0x%08X bus_stat 0x%04X\n", -+ i_err, i2c_r32(bus_stat)); -+ -+ /* tx fifo overflow (8) */ -+ if (i_err & I2C_ERR_IRQSS_TXF_OFL) -+ priv->msg_err |= LTQ_I2C_TX_OFL; -+ -+ /* tx fifo underflow (4) */ -+ if (i_err & I2C_ERR_IRQSS_TXF_UFL) -+ priv->msg_err |= LTQ_I2C_TX_UFL; -+ -+ /* rx fifo overflow (2) */ -+ if (i_err & I2C_ERR_IRQSS_RXF_OFL) -+ priv->msg_err |= LTQ_I2C_RX_OFL; -+ -+ /* rx fifo underflow (1) */ -+ if (i_err & I2C_ERR_IRQSS_RXF_UFL) -+ priv->msg_err |= LTQ_I2C_RX_UFL; -+ -+ i2c_w32(i_err, err_irqsc); -+ } -+ -+ /* protocol interrupt */ -+ if (i_raw & I2C_RIS_I2C_P_INT_INTOCC) -+ ltq_i2c_isr_prot(priv); -+ -+ if ((priv->msg_err) || (priv->status == STATUS_STOP)) -+ complete(&priv->cmd_complete); -+ -+ return IRQ_HANDLED; -+} -+ -+static u32 ltq_i2c_functionality(struct i2c_adapter *adap) -+{ -+ return I2C_FUNC_I2C | -+ I2C_FUNC_10BIT_ADDR | -+ I2C_FUNC_SMBUS_EMUL; -+} -+ -+static struct i2c_algorithm ltq_i2c_algorithm = { -+ .master_xfer = ltq_i2c_xfer, -+ .functionality = ltq_i2c_functionality, -+}; -+ -+static int ltq_i2c_probe(struct platform_device *pdev) -+{ -+ struct device_node *node = pdev->dev.of_node; -+ struct ltq_i2c *priv; -+ struct i2c_adapter *adap; -+ struct resource *mmres, irqres[4]; -+ int ret = 0; -+ -+ dev_dbg(&pdev->dev, "probing\n"); -+ -+ mmres = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ ret = of_irq_to_resource_table(node, irqres, 4); -+ if (!mmres || (ret != 4)) { -+ dev_err(&pdev->dev, "no resources\n"); -+ return -ENODEV; -+ } -+ -+ /* allocate private data */ -+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); -+ if (!priv) { -+ dev_err(&pdev->dev, "can't allocate private data\n"); -+ return -ENOMEM; -+ } -+ -+ adap = &priv->adap; -+ i2c_set_adapdata(adap, priv); -+ adap->owner = THIS_MODULE; -+ adap->class = I2C_CLASS_HWMON | I2C_CLASS_SPD; -+ strlcpy(adap->name, DRV_NAME "-adapter", sizeof(adap->name)); -+ adap->algo = <q_i2c_algorithm; -+ adap->dev.parent = &pdev->dev; -+ adap->dev.of_node = pdev->dev.of_node; -+ -+ if (of_property_read_u32(node, "clock-frequency", &priv->i2c_clock)) { -+ dev_warn(&pdev->dev, "No I2C speed selected, using 100kHz\n"); -+ priv->i2c_clock = 100000; -+ } -+ -+ init_completion(&priv->cmd_complete); -+ mutex_init(&priv->mutex); -+ -+ priv->membase = devm_ioremap_resource(&pdev->dev, mmres); -+ if (IS_ERR(priv->membase)) -+ return PTR_ERR(priv->membase); -+ -+ priv->dev = &pdev->dev; -+ priv->irq_lb = irqres[0].start; -+ -+ ret = devm_request_irq(&pdev->dev, irqres[0].start, ltq_i2c_isr_burst, -+ 0x0, "i2c lb", priv); -+ if (ret) { -+ dev_err(&pdev->dev, "can't get last burst IRQ %d\n", -+ irqres[0].start); -+ return -ENODEV; -+ } -+ -+ ret = devm_request_irq(&pdev->dev, irqres[1].start, ltq_i2c_isr_burst, -+ 0x0, "i2c b", priv); -+ if (ret) { -+ dev_err(&pdev->dev, "can't get burst IRQ %d\n", -+ irqres[1].start); -+ return -ENODEV; -+ } -+ -+ ret = devm_request_irq(&pdev->dev, irqres[2].start, ltq_i2c_isr, -+ 0x0, "i2c err", priv); -+ if (ret) { -+ dev_err(&pdev->dev, "can't get error IRQ %d\n", -+ irqres[2].start); -+ return -ENODEV; -+ } -+ -+ ret = devm_request_irq(&pdev->dev, irqres[3].start, ltq_i2c_isr, -+ 0x0, "i2c p", priv); -+ if (ret) { -+ dev_err(&pdev->dev, "can't get protocol IRQ %d\n", -+ irqres[3].start); -+ return -ENODEV; -+ } -+ -+ dev_dbg(&pdev->dev, "mapped io-space to %p\n", priv->membase); -+ dev_dbg(&pdev->dev, "use IRQs %d, %d, %d, %d\n", irqres[0].start, -+ irqres[1].start, irqres[2].start, irqres[3].start); -+ -+ priv->clk_gate = devm_clk_get(&pdev->dev, NULL); -+ if (IS_ERR(priv->clk_gate)) { -+ dev_err(&pdev->dev, "failed to get i2c clk\n"); -+ return -ENOENT; -+ } -+ -+ /* this is a static clock, which has no refcounting */ -+ priv->clk_input = clk_get_fpi(); -+ if (IS_ERR(priv->clk_input)) { -+ dev_err(&pdev->dev, "failed to get fpi clk\n"); -+ return -ENOENT; -+ } -+ -+ clk_activate(priv->clk_gate); -+ -+ /* add our adapter to the i2c stack */ -+ ret = i2c_add_numbered_adapter(adap); -+ if (ret) { -+ dev_err(&pdev->dev, "can't register I2C adapter\n"); -+ goto out; -+ } -+ -+ platform_set_drvdata(pdev, priv); -+ i2c_set_adapdata(adap, priv); -+ -+ /* print module version information */ -+ dev_dbg(&pdev->dev, "module id=%u revision=%u\n", -+ (i2c_r32(id) & I2C_ID_ID_MASK) >> I2C_ID_ID_OFFSET, -+ (i2c_r32(id) & I2C_ID_REV_MASK) >> I2C_ID_REV_OFFSET); -+ -+ /* initialize HW */ -+ ret = ltq_i2c_hw_init(adap); -+ if (ret) { -+ dev_err(&pdev->dev, "can't configure adapter\n"); -+ i2c_del_adapter(adap); -+ platform_set_drvdata(pdev, NULL); -+ goto out; -+ } else { -+ dev_info(&pdev->dev, "version %s\n", DRV_VERSION); -+ } -+ -+out: -+ /* if init failed, we need to deactivate the clock gate */ -+ if (ret) -+ clk_deactivate(priv->clk_gate); -+ -+ return ret; -+} -+ -+static int ltq_i2c_remove(struct platform_device *pdev) -+{ -+ struct ltq_i2c *priv = platform_get_drvdata(pdev); -+ -+ /* disable bus */ -+ i2c_w32_mask(I2C_RUN_CTRL_RUN_EN, 0, run_ctrl); -+ -+ /* power down the core */ -+ clk_deactivate(priv->clk_gate); -+ -+ /* remove driver */ -+ i2c_del_adapter(&priv->adap); -+ kfree(priv); -+ -+ dev_dbg(&pdev->dev, "removed\n"); -+ platform_set_drvdata(pdev, NULL); -+ -+ return 0; -+} -+static const struct of_device_id ltq_i2c_match[] = { -+ { .compatible = "lantiq,lantiq-i2c" }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, ltq_i2c_match); -+ -+static struct platform_driver ltq_i2c_driver = { -+ .probe = ltq_i2c_probe, -+ .remove = ltq_i2c_remove, -+ .driver = { -+ .name = DRV_NAME, -+ .owner = THIS_MODULE, -+ .of_match_table = ltq_i2c_match, -+ }, -+}; -+ -+module_platform_driver(ltq_i2c_driver); -+ -+MODULE_DESCRIPTION("Lantiq I2C bus adapter"); -+MODULE_AUTHOR("Thomas Langer <thomas.langer@lantiq.com>"); -+MODULE_ALIAS("platform:" DRV_NAME); -+MODULE_LICENSE("GPL"); -+MODULE_VERSION(DRV_VERSION); ---- /dev/null -+++ b/drivers/i2c/busses/i2c-lantiq.h -@@ -0,0 +1,234 @@ -+#ifndef I2C_LANTIQ_H -+#define I2C_LANTIQ_H -+ -+/* I2C register structure */ -+struct lantiq_reg_i2c { -+ /* I2C Kernel Clock Control Register */ -+ unsigned int clc; /* 0x00000000 */ -+ /* Reserved */ -+ unsigned int res_0; /* 0x00000004 */ -+ /* I2C Identification Register */ -+ unsigned int id; /* 0x00000008 */ -+ /* Reserved */ -+ unsigned int res_1; /* 0x0000000C */ -+ /* -+ * I2C RUN Control Register -+ * This register enables and disables the I2C peripheral. Before -+ * enabling, the I2C has to be configured properly. After enabling -+ * no configuration is possible -+ */ -+ unsigned int run_ctrl; /* 0x00000010 */ -+ /* -+ * I2C End Data Control Register -+ * This register is used to either turn around the data transmission -+ * direction or to address another slave without sending a stop -+ * condition. Also the software can stop the slave-transmitter by -+ * sending a not-accolade when working as master-receiver or even -+ * stop data transmission immediately when operating as -+ * master-transmitter. The writing to the bits of this control -+ * register is only effective when in MASTER RECEIVES BYTES, MASTER -+ * TRANSMITS BYTES, MASTER RESTART or SLAVE RECEIVE BYTES state -+ */ -+ unsigned int endd_ctrl; /* 0x00000014 */ -+ /* -+ * I2C Fractional Divider Configuration Register -+ * These register is used to program the fractional divider of the I2C -+ * bus. Before the peripheral is switched on by setting the RUN-bit the -+ * two (fixed) values for the two operating frequencies are programmed -+ * into these (configuration) registers. The Register FDIV_HIGH_CFG has -+ * the same layout as I2C_FDIV_CFG. -+ */ -+ unsigned int fdiv_cfg; /* 0x00000018 */ -+ /* -+ * I2C Fractional Divider (highspeed mode) Configuration Register -+ * These register is used to program the fractional divider of the I2C -+ * bus. Before the peripheral is switched on by setting the RUN-bit the -+ * two (fixed) values for the two operating frequencies are programmed -+ * into these (configuration) registers. The Register FDIV_CFG has the -+ * same layout as I2C_FDIV_CFG. -+ */ -+ unsigned int fdiv_high_cfg; /* 0x0000001C */ -+ /* I2C Address Configuration Register */ -+ unsigned int addr_cfg; /* 0x00000020 */ -+ /* I2C Bus Status Register -+ * This register gives a status information of the I2C. This additional -+ * information can be used by the software to start proper actions. -+ */ -+ unsigned int bus_stat; /* 0x00000024 */ -+ /* I2C FIFO Configuration Register */ -+ unsigned int fifo_cfg; /* 0x00000028 */ -+ /* I2C Maximum Received Packet Size Register */ -+ unsigned int mrps_ctrl; /* 0x0000002C */ -+ /* I2C Received Packet Size Status Register */ -+ unsigned int rps_stat; /* 0x00000030 */ -+ /* I2C Transmit Packet Size Register */ -+ unsigned int tps_ctrl; /* 0x00000034 */ -+ /* I2C Filled FIFO Stages Status Register */ -+ unsigned int ffs_stat; /* 0x00000038 */ -+ /* Reserved */ -+ unsigned int res_2; /* 0x0000003C */ -+ /* I2C Timing Configuration Register */ -+ unsigned int tim_cfg; /* 0x00000040 */ -+ /* Reserved */ -+ unsigned int res_3[7]; /* 0x00000044 */ -+ /* I2C Error Interrupt Request Source Mask Register */ -+ unsigned int err_irqsm; /* 0x00000060 */ -+ /* I2C Error Interrupt Request Source Status Register */ -+ unsigned int err_irqss; /* 0x00000064 */ -+ /* I2C Error Interrupt Request Source Clear Register */ -+ unsigned int err_irqsc; /* 0x00000068 */ -+ /* Reserved */ -+ unsigned int res_4; /* 0x0000006C */ -+ /* I2C Protocol Interrupt Request Source Mask Register */ -+ unsigned int p_irqsm; /* 0x00000070 */ -+ /* I2C Protocol Interrupt Request Source Status Register */ -+ unsigned int p_irqss; /* 0x00000074 */ -+ /* I2C Protocol Interrupt Request Source Clear Register */ -+ unsigned int p_irqsc; /* 0x00000078 */ -+ /* Reserved */ -+ unsigned int res_5; /* 0x0000007C */ -+ /* I2C Raw Interrupt Status Register */ -+ unsigned int ris; /* 0x00000080 */ -+ /* I2C Interrupt Mask Control Register */ -+ unsigned int imsc; /* 0x00000084 */ -+ /* I2C Masked Interrupt Status Register */ -+ unsigned int mis; /* 0x00000088 */ -+ /* I2C Interrupt Clear Register */ -+ unsigned int icr; /* 0x0000008C */ -+ /* I2C Interrupt Set Register */ -+ unsigned int isr; /* 0x00000090 */ -+ /* I2C DMA Enable Register */ -+ unsigned int dmae; /* 0x00000094 */ -+ /* Reserved */ -+ unsigned int res_6[8154]; /* 0x00000098 */ -+ /* I2C Transmit Data Register */ -+ unsigned int txd; /* 0x00008000 */ -+ /* Reserved */ -+ unsigned int res_7[4095]; /* 0x00008004 */ -+ /* I2C Receive Data Register */ -+ unsigned int rxd; /* 0x0000C000 */ -+ /* Reserved */ -+ unsigned int res_8[4095]; /* 0x0000C004 */ -+}; -+ -+/* -+ * Clock Divider for Normal Run Mode -+ * Max 8-bit divider value. IF RMC is 0 the module is disabled. Note: As long -+ * as the new divider value RMC is not valid, the register returns 0x0000 00xx -+ * on reading. -+ */ -+#define I2C_CLC_RMC_MASK 0x0000FF00 -+/* field offset */ -+#define I2C_CLC_RMC_OFFSET 8 -+ -+/* Fields of "I2C Identification Register" */ -+/* Module ID */ -+#define I2C_ID_ID_MASK 0x0000FF00 -+/* field offset */ -+#define I2C_ID_ID_OFFSET 8 -+/* Revision */ -+#define I2C_ID_REV_MASK 0x000000FF -+/* field offset */ -+#define I2C_ID_REV_OFFSET 0 -+ -+/* Fields of "I2C Interrupt Mask Control Register" */ -+/* Enable */ -+#define I2C_IMSC_BREQ_INT_EN 0x00000008 -+/* Enable */ -+#define I2C_IMSC_LBREQ_INT_EN 0x00000004 -+ -+/* Fields of "I2C Fractional Divider Configuration Register" */ -+/* field offset */ -+#define I2C_FDIV_CFG_INC_OFFSET 16 -+ -+/* Fields of "I2C Interrupt Mask Control Register" */ -+/* Enable */ -+#define I2C_IMSC_I2C_P_INT_EN 0x00000020 -+/* Enable */ -+#define I2C_IMSC_I2C_ERR_INT_EN 0x00000010 -+ -+/* Fields of "I2C Error Interrupt Request Source Status Register" */ -+/* TXF_OFL */ -+#define I2C_ERR_IRQSS_TXF_OFL 0x00000008 -+/* TXF_UFL */ -+#define I2C_ERR_IRQSS_TXF_UFL 0x00000004 -+/* RXF_OFL */ -+#define I2C_ERR_IRQSS_RXF_OFL 0x00000002 -+/* RXF_UFL */ -+#define I2C_ERR_IRQSS_RXF_UFL 0x00000001 -+ -+/* Fields of "I2C Raw Interrupt Status Register" */ -+/* Read: Interrupt occurred. */ -+#define I2C_RIS_I2C_ERR_INT_INTOCC 0x00000010 -+/* Read: Interrupt occurred. */ -+#define I2C_RIS_I2C_P_INT_INTOCC 0x00000020 -+ -+/* Fields of "I2C FIFO Configuration Register" */ -+/* TX FIFO Flow Control */ -+#define I2C_FIFO_CFG_TXFC 0x00020000 -+/* RX FIFO Flow Control */ -+#define I2C_FIFO_CFG_RXFC 0x00010000 -+/* Word aligned (character alignment of four characters) */ -+#define I2C_FIFO_CFG_TXFA_TXFA2 0x00002000 -+/* Word aligned (character alignment of four characters) */ -+#define I2C_FIFO_CFG_RXFA_RXFA2 0x00000200 -+/* 1 word */ -+#define I2C_FIFO_CFG_TXBS_TXBS0 0x00000000 -+ -+/* Fields of "I2C FIFO Configuration Register" */ -+/* 1 word */ -+#define I2C_FIFO_CFG_RXBS_RXBS0 0x00000000 -+/* Stop on Packet End Enable */ -+#define I2C_ADDR_CFG_SOPE_EN 0x00200000 -+/* Stop on Not Acknowledge Enable */ -+#define I2C_ADDR_CFG_SONA_EN 0x00100000 -+/* Enable */ -+#define I2C_ADDR_CFG_MnS_EN 0x00080000 -+ -+/* Fields of "I2C Interrupt Clear Register" */ -+/* Clear */ -+#define I2C_ICR_BREQ_INT_CLR 0x00000008 -+/* Clear */ -+#define I2C_ICR_LBREQ_INT_CLR 0x00000004 -+ -+/* Fields of "I2C Fractional Divider Configuration Register" */ -+/* field offset */ -+#define I2C_FDIV_CFG_DEC_OFFSET 0 -+ -+/* Fields of "I2C Bus Status Register" */ -+/* Bus Status */ -+#define I2C_BUS_STAT_BS_MASK 0x00000003 -+/* Read from I2C Bus. */ -+#define I2C_BUS_STAT_RNW_READ 0x00000004 -+/* I2C Bus is free. */ -+#define I2C_BUS_STAT_BS_FREE 0x00000000 -+/* -+ * The device is working as master and has claimed the control on the -+ * I2C-bus (busy master). -+ */ -+#define I2C_BUS_STAT_BS_BM 0x00000002 -+ -+/* Fields of "I2C RUN Control Register" */ -+/* Enable */ -+#define I2C_RUN_CTRL_RUN_EN 0x00000001 -+ -+/* Fields of "I2C End Data Control Register" */ -+/* -+ * Set End of Transmission -+ * Note:Do not write '1' to this bit when bus is free. This will cause an -+ * abort after the first byte when a new transfer is started. -+ */ -+#define I2C_ENDD_CTRL_SETEND 0x00000002 -+ -+/* Fields of "I2C Protocol Interrupt Request Source Status Register" */ -+/* NACK */ -+#define I2C_P_IRQSS_NACK 0x00000010 -+/* AL */ -+#define I2C_P_IRQSS_AL 0x00000008 -+/* RX */ -+#define I2C_P_IRQSS_RX 0x00000040 -+/* TX_END */ -+#define I2C_P_IRQSS_TX_END 0x00000020 -+ -+ -+#endif /* I2C_LANTIQ_H */ diff --git a/target/linux/lantiq/patches-5.4/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch b/target/linux/lantiq/patches-5.4/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch deleted file mode 100644 index 82567be690..0000000000 --- a/target/linux/lantiq/patches-5.4/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch +++ /dev/null @@ -1,218 +0,0 @@ -From f8c5db89e793a4bc6c1e87bd7b3a5cec16b75bc3 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Wed, 10 Sep 2014 22:42:14 +0200 -Subject: [PATCH 35/36] owrt: lantiq: wifi and ethernet eeprom handling - -Signed-off-by: John Crispin <blogic@openwrt.org> ---- - .../mips/include/asm/mach-lantiq/xway/lantiq_soc.h | 3 + - arch/mips/lantiq/xway/Makefile | 3 + - arch/mips/lantiq/xway/ath5k_eep.c | 136 +++++++++++++++++++++ - arch/mips/lantiq/xway/eth_mac.c | 25 ++++ - drivers/net/ethernet/lantiq_etop.c | 6 +- - 5 files changed, 172 insertions(+), 1 deletion(-) - create mode 100644 arch/mips/lantiq/xway/ath5k_eep.c - create mode 100644 arch/mips/lantiq/xway/eth_mac.c - ---- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h -+++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h -@@ -102,5 +102,8 @@ int xrx200_gphy_boot(struct device *dev, - extern void ltq_pmu_enable(unsigned int module); - extern void ltq_pmu_disable(unsigned int module); - -+/* allow the ethernet driver to load a flash mapped mac addr */ -+const u8* ltq_get_eth_mac(void); -+ - #endif /* CONFIG_SOC_TYPE_XWAY */ - #endif /* _LTQ_XWAY_H__ */ ---- a/arch/mips/lantiq/xway/Makefile -+++ b/arch/mips/lantiq/xway/Makefile -@@ -8,3 +8,6 @@ obj-y += timer.o - endif - - obj-y += vmmc.o -+ -+obj-y += eth_mac.o -+obj-$(CONFIG_PCI) += ath5k_eep.o ---- /dev/null -+++ b/arch/mips/lantiq/xway/ath5k_eep.c -@@ -0,0 +1,136 @@ -+/* -+ * Copyright (C) 2011 Luca Olivetti <luca@ventoso.org> -+ * Copyright (C) 2011 John Crispin <blogic@openwrt.org> -+ * Copyright (C) 2011 Andrej Vlašić <andrej.vlasic0@gmail.com> -+ * Copyright (C) 2013 Álvaro Fernández Rojas <noltari@gmail.com> -+ * Copyright (C) 2013 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us> -+ * Copyright (C) 2015 Vittorio Gambaletta <openwrt@vittgam.net> -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published -+ * by the Free Software Foundation. -+ */ -+ -+#include <linux/init.h> -+#include <linux/platform_device.h> -+#include <linux/etherdevice.h> -+#include <linux/ath5k_platform.h> -+#include <linux/pci.h> -+#include <linux/err.h> -+#include <linux/mtd/mtd.h> -+#include <lantiq_soc.h> -+ -+extern int (*ltq_pci_plat_dev_init)(struct pci_dev *dev); -+struct ath5k_platform_data ath5k_pdata; -+static u8 athxk_eeprom_mac[6]; -+ -+static int ath5k_pci_plat_dev_init(struct pci_dev *dev) -+{ -+ dev->dev.platform_data = &ath5k_pdata; -+ return 0; -+} -+ -+static int ath5k_eep_load; -+int __init of_ath5k_eeprom_probe(struct platform_device *pdev) -+{ -+ struct device_node *np = pdev->dev.of_node, *mtd_np = NULL; -+ int mac_offset; -+ u32 mac_inc = 0; -+ int i; -+ struct mtd_info *the_mtd; -+ size_t flash_readlen; -+ const __be32 *list; -+ const char *part; -+ phandle phandle; -+ -+ list = of_get_property(np, "ath,eep-flash", &i); -+ if (!list || (i != (2 * sizeof(*list)))) -+ return -ENODEV; -+ -+ phandle = be32_to_cpup(list++); -+ if (phandle) -+ mtd_np = of_find_node_by_phandle(phandle); -+ -+ if (!mtd_np) -+ return -ENODEV; -+ -+ part = of_get_property(mtd_np, "label", NULL); -+ if (!part) -+ part = mtd_np->name; -+ -+ the_mtd = get_mtd_device_nm(part); -+ if (IS_ERR(the_mtd)) -+ return -ENODEV; -+ -+ ath5k_pdata.eeprom_data = kmalloc(ATH5K_PLAT_EEP_MAX_WORDS<<1, GFP_KERNEL); -+ -+ i = mtd_read(the_mtd, be32_to_cpup(list), ATH5K_PLAT_EEP_MAX_WORDS << 1, -+ &flash_readlen, (void *) ath5k_pdata.eeprom_data); -+ -+ if (!of_property_read_u32(np, "ath,mac-offset", &mac_offset)) { -+ size_t mac_readlen; -+ mtd_read(the_mtd, mac_offset, 6, &mac_readlen, -+ (void *) athxk_eeprom_mac); -+ } -+ put_mtd_device(the_mtd); -+ -+ if (((ATH5K_PLAT_EEP_MAX_WORDS<<1) != flash_readlen) || i) { -+ dev_err(&pdev->dev, "failed to load eeprom from mtd\n"); -+ return -ENODEV; -+ } -+ -+ if (of_find_property(np, "ath,eep-swap", NULL)) -+ for (i = 0; i < ATH5K_PLAT_EEP_MAX_WORDS; i++) -+ ath5k_pdata.eeprom_data[i] = swab16(ath5k_pdata.eeprom_data[i]); -+ -+ if (!is_valid_ether_addr(athxk_eeprom_mac) && ltq_get_eth_mac()) -+ ether_addr_copy(athxk_eeprom_mac, ltq_get_eth_mac()); -+ -+ if (!is_valid_ether_addr(athxk_eeprom_mac)) { -+ dev_warn(&pdev->dev, "using random mac\n"); -+ random_ether_addr(athxk_eeprom_mac); -+ } -+ -+ if (!of_property_read_u32(np, "ath,mac-increment", &mac_inc)) -+ athxk_eeprom_mac[5] += mac_inc; -+ -+ ath5k_pdata.macaddr = athxk_eeprom_mac; -+ ltq_pci_plat_dev_init = ath5k_pci_plat_dev_init; -+ -+ dev_info(&pdev->dev, "loaded ath5k eeprom\n"); -+ -+ return 0; -+} -+ -+static struct of_device_id ath5k_eeprom_ids[] = { -+ { .compatible = "ath5k,eeprom" }, -+ { } -+}; -+ -+static struct platform_driver ath5k_eeprom_driver = { -+ .driver = { -+ .name = "ath5k,eeprom", -+ .owner = THIS_MODULE, -+ .of_match_table = of_match_ptr(ath5k_eeprom_ids), -+ }, -+}; -+ -+static int __init of_ath5k_eeprom_init(void) -+{ -+ int ret = platform_driver_probe(&ath5k_eeprom_driver, of_ath5k_eeprom_probe); -+ -+ if (ret) -+ ath5k_eep_load = 1; -+ -+ return ret; -+} -+ -+static int __init of_ath5k_eeprom_init_late(void) -+{ -+ if (!ath5k_eep_load) -+ return 0; -+ -+ return platform_driver_probe(&ath5k_eeprom_driver, of_ath5k_eeprom_probe); -+} -+late_initcall(of_ath5k_eeprom_init_late); -+subsys_initcall(of_ath5k_eeprom_init); ---- /dev/null -+++ b/arch/mips/lantiq/xway/eth_mac.c -@@ -0,0 +1,25 @@ -+/* -+ * Copyright (C) 2012 John Crispin <blogic@openwrt.org> -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published -+ * by the Free Software Foundation. -+ */ -+ -+#include <linux/init.h> -+#include <linux/if_ether.h> -+ -+static u8 eth_mac[6]; -+static int eth_mac_set; -+ -+const u8* ltq_get_eth_mac(void) -+{ -+ return eth_mac; -+} -+ -+static int __init setup_ethaddr(char *str) -+{ -+ eth_mac_set = mac_pton(str, eth_mac); -+ return !eth_mac_set; -+} -+early_param("ethaddr", setup_ethaddr); ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -764,7 +764,11 @@ ltq_etop_init(struct net_device *dev) - if (err) - goto err_hw; - -- memcpy(&mac, &priv->pldata->mac, sizeof(struct sockaddr)); -+ memcpy(&mac.sa_data, ltq_get_eth_mac(), ETH_ALEN); -+ -+ if (priv->mac && !is_valid_ether_addr(mac.sa_data)) -+ memcpy(&mac.sa_data, priv->mac, ETH_ALEN); -+ - if (!is_valid_ether_addr(mac.sa_data)) { - pr_warn("etop: invalid MAC, using random\n"); - eth_random_addr(mac.sa_data); diff --git a/target/linux/lantiq/patches-5.4/0042-arch-mips-increase-io_space_limit.patch b/target/linux/lantiq/patches-5.4/0042-arch-mips-increase-io_space_limit.patch deleted file mode 100644 index 7c0d10ed10..0000000000 --- a/target/linux/lantiq/patches-5.4/0042-arch-mips-increase-io_space_limit.patch +++ /dev/null @@ -1,23 +0,0 @@ -From 9807eb80a1b3bad7a4a89aa6566497bb1cadd6ef Mon Sep 17 00:00:00 2001 -From: John Crispin <john@phrozen.org> -Date: Fri, 3 Jun 2016 13:12:20 +0200 -Subject: [PATCH] arch: mips: increase io_space_limit - -this value comes from x86 and breaks some pci devices - -Signed-off-by: John Crispin <john@phrozen.org> ---- - arch/mips/include/asm/io.h | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/arch/mips/include/asm/io.h -+++ b/arch/mips/include/asm/io.h -@@ -53,7 +53,7 @@ - - /* ioswab[bwlq], __mem_ioswab[bwlq] are defined in mangle-port.h */ - --#define IO_SPACE_LIMIT 0xffff -+#define IO_SPACE_LIMIT 0xffffffff - - /* - * On MIPS I/O ports are memory mapped, so we access them using normal diff --git a/target/linux/lantiq/patches-5.4/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch b/target/linux/lantiq/patches-5.4/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch deleted file mode 100644 index d63d48ad1f..0000000000 --- a/target/linux/lantiq/patches-5.4/0050-USB-DWC2-make-the-lantiq-settings-match-vendor-drive.patch +++ /dev/null @@ -1,78 +0,0 @@ -From de2cad82c4d0872066f83ce59462603852b47f03 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Fri, 6 Jan 2017 17:55:24 +0100 -Subject: [PATCH 2/2] usb: dwc2: add support for other Lantiq SoCs - -The size of the internal RAM of the DesignWare USB controller changed -between the different Lantiq SoCs. We have the following sizes: - -Amazon + Danube: 8 KByte -Amazon SE + arx100: 2 KByte -xrx200 + xrx300: 2.5 KByte - -For Danube SoC we do not provide the params and let the driver decide -to use sane defaults, for the Amazon SE and arx100 we use small fifos -and for the xrx200 and xrx300 SCs a little bit bigger periodic fifo. -The auto detection of max_transfer_size and max_packet_count should -work, so remove it. - -Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> ---- - drivers/usb/dwc2/platform.c | 46 ++++++++++++++++++++++++++++++++++++++------- - 1 file changed, 39 insertions(+), 7 deletions(-) - ---- a/drivers/usb/dwc2/params.c -+++ b/drivers/usb/dwc2/params.c -@@ -92,7 +92,14 @@ static void dwc2_set_rk_params(struct dw - p->power_down = 0; - } - --static void dwc2_set_ltq_params(struct dwc2_hsotg *hsotg) -+static void dwc2_set_ltq_danube_params(struct dwc2_hsotg *hsotg) -+{ -+ struct dwc2_core_params *p = &hsotg->params; -+ -+ p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; -+} -+ -+static void dwc2_set_ltq_ase_params(struct dwc2_hsotg *hsotg) - { - struct dwc2_core_params *p = &hsotg->params; - -@@ -100,12 +107,20 @@ static void dwc2_set_ltq_params(struct d - p->host_rx_fifo_size = 288; - p->host_nperio_tx_fifo_size = 128; - p->host_perio_tx_fifo_size = 96; -- p->max_transfer_size = 65535; -- p->max_packet_count = 511; - p->ahbcfg = GAHBCFG_HBSTLEN_INCR16 << - GAHBCFG_HBSTLEN_SHIFT; - } - -+static void dwc2_set_ltq_xrx200_params(struct dwc2_hsotg *hsotg) -+{ -+ struct dwc2_core_params *p = &hsotg->params; -+ -+ p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; -+ p->host_rx_fifo_size = 288; -+ p->host_nperio_tx_fifo_size = 128; -+ p->host_perio_tx_fifo_size = 136; -+} -+ - static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg) - { - struct dwc2_core_params *p = &hsotg->params; -@@ -167,8 +182,11 @@ const struct of_device_id dwc2_of_match_ - { .compatible = "brcm,bcm2835-usb", .data = dwc2_set_bcm_params }, - { .compatible = "hisilicon,hi6220-usb", .data = dwc2_set_his_params }, - { .compatible = "rockchip,rk3066-usb", .data = dwc2_set_rk_params }, -- { .compatible = "lantiq,arx100-usb", .data = dwc2_set_ltq_params }, -- { .compatible = "lantiq,xrx200-usb", .data = dwc2_set_ltq_params }, -+ { .compatible = "lantiq,danube-usb", .data = &dwc2_set_ltq_danube_params }, -+ { .compatible = "lantiq,ase-usb", .data = &dwc2_set_ltq_ase_params }, -+ { .compatible = "lantiq,arx100-usb", .data = &dwc2_set_ltq_ase_params }, -+ { .compatible = "lantiq,xrx200-usb", .data = &dwc2_set_ltq_xrx200_params }, -+ { .compatible = "lantiq,xrx300-usb", .data = &dwc2_set_ltq_xrx200_params }, - { .compatible = "snps,dwc2" }, - { .compatible = "samsung,s3c6400-hsotg", - .data = dwc2_set_s3c6400_params }, diff --git a/target/linux/lantiq/patches-5.4/0051-MIPS-lantiq-improve-USB-initialization.patch b/target/linux/lantiq/patches-5.4/0051-MIPS-lantiq-improve-USB-initialization.patch deleted file mode 100644 index 3f276e1158..0000000000 --- a/target/linux/lantiq/patches-5.4/0051-MIPS-lantiq-improve-USB-initialization.patch +++ /dev/null @@ -1,49 +0,0 @@ -From 14909c4e4e836925668e74fc6e0e85ba0283cbf9 Mon Sep 17 00:00:00 2001 -From: Hauke Mehrtens <hauke@hauke-m.de> -Date: Fri, 6 Jan 2017 17:40:12 +0100 -Subject: [PATCH 2/2] MIPS: lantiq: improve USB initialization - -This adds code to initialize the USB controller and PHY also on Danube, -Amazon SE and AR10. This code is based on the Vendor driver from -different UGW versions and compared to the hardware documentation. - -Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> ---- - arch/mips/lantiq/xway/sysctrl.c | 20 +++++++ - 2 files changed, 110 insertions(+), 30 deletions(-) - - ---- a/arch/mips/lantiq/xway/sysctrl.c -+++ b/arch/mips/lantiq/xway/sysctrl.c -@@ -244,6 +244,25 @@ static void pmu_disable(struct clk *clk) - pr_warn("deactivating PMU module failed!"); - } - -+static void usb_set_clock(void) -+{ -+ unsigned int val = ltq_cgu_r32(ifccr); -+ -+ if (of_machine_is_compatible("lantiq,ar10") || -+ of_machine_is_compatible("lantiq,grx390")) { -+ val &= ~0x03; /* XTAL divided by 3 */ -+ } else if (of_machine_is_compatible("lantiq,ar9") || -+ of_machine_is_compatible("lantiq,vr9")) { -+ /* TODO: this depends on the XTAL frequency */ -+ val |= 0x03; /* XTAL divided by 3 */ -+ } else if (of_machine_is_compatible("lantiq,ase")) { -+ val |= 0x20; /* from XTAL */ -+ } else if (of_machine_is_compatible("lantiq,danube")) { -+ val |= 0x30; /* 12 MHz, generated from 36 MHz */ -+ } -+ ltq_cgu_w32(val, ifccr); -+} -+ - /* the pci enable helper */ - static int pci_enable(struct clk *clk) - { -@@ -565,4 +584,5 @@ void __init ltq_soc_init(void) - clkdev_add_pmu("1e116000.mei", "dfe", 1, 0, PMU_DFE); - clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); - } -+ usb_set_clock(); - } diff --git a/target/linux/lantiq/patches-5.4/0101-find_active_root.patch b/target/linux/lantiq/patches-5.4/0101-find_active_root.patch deleted file mode 100644 index 3f76535964..0000000000 --- a/target/linux/lantiq/patches-5.4/0101-find_active_root.patch +++ /dev/null @@ -1,93 +0,0 @@ ---- a/drivers/mtd/parsers/ofpart_core.c -+++ b/drivers/mtd/parsers/ofpart_core.c -@@ -38,6 +38,38 @@ static bool node_has_compatible(struct d - return of_get_property(pp, "compatible", NULL); - } - -+static uint8_t * brnboot_get_selected_root_part(struct mtd_info *master, -+ loff_t offset) -+{ -+ static uint8_t root_id; -+ int err, len; -+ -+ err = mtd_read(master, offset, 0x01, &len, &root_id); -+ -+ if (mtd_is_bitflip(err) || !err) -+ return &root_id; -+ -+ return NULL; -+} -+ -+static void brnboot_set_active_root_part(struct mtd_partition *pparts, -+ struct device_node **part_nodes, -+ int nr_parts, -+ uint8_t *root_id) -+{ -+ int i; -+ -+ for (i = 0; i < nr_parts; i++) { -+ int part_root_id; -+ -+ if (!of_property_read_u32(part_nodes[i], "brnboot,root-id", &part_root_id) -+ && part_root_id == *root_id) { -+ pparts[i].name = "firmware"; -+ break; -+ } -+ } -+} -+ - static int parse_fixed_partitions(struct mtd_info *master, - const struct mtd_partition **pparts, - struct mtd_part_parser_data *data) -@@ -51,6 +83,8 @@ static int parse_fixed_partitions(struct - struct device_node *pp; - int nr_parts, i, ret = 0; - bool dedicated = true; -+ uint8_t *proot_id = NULL; -+ struct device_node **part_nodes; - - /* Pull of_node from the master device node */ - mtd_node = mtd_get_of_node(master); -@@ -95,7 +129,9 @@ static int parse_fixed_partitions(struct - return 0; - - parts = kcalloc(nr_parts, sizeof(*parts), GFP_KERNEL); -- if (!parts) -+ part_nodes = kcalloc(nr_parts, sizeof(*part_nodes), GFP_KERNEL); -+ -+ if (!parts || !part_nodes) - return -ENOMEM; - - i = 0; -@@ -144,6 +180,11 @@ static int parse_fixed_partitions(struct - if (of_get_property(pp, "lock", &len)) - parts[i].mask_flags |= MTD_POWERUP_LOCK; - -+ if (!proot_id && of_device_is_compatible(pp, "brnboot,root-selector")) -+ proot_id = brnboot_get_selected_root_part(master, parts[i].offset); -+ -+ part_nodes[i] = pp; -+ - i++; - } - -@@ -153,6 +194,11 @@ static int parse_fixed_partitions(struct - if (quirks && quirks->post_parse) - quirks->post_parse(master, parts, nr_parts); - -+ if (proot_id) -+ brnboot_set_active_root_part(parts, part_nodes, nr_parts, proot_id); -+ -+ kfree(part_nodes); -+ - *pparts = parts; - return nr_parts; - -@@ -163,6 +209,7 @@ ofpart_fail: - ofpart_none: - of_node_put(pp); - kfree(parts); -+ kfree(part_nodes); - return ret; - } - diff --git a/target/linux/lantiq/patches-5.4/0110-MIPS-lantiq-dma-add-small-delay-after-reset.patch b/target/linux/lantiq/patches-5.4/0110-MIPS-lantiq-dma-add-small-delay-after-reset.patch deleted file mode 100644 index 05227c8f89..0000000000 --- a/target/linux/lantiq/patches-5.4/0110-MIPS-lantiq-dma-add-small-delay-after-reset.patch +++ /dev/null @@ -1,32 +0,0 @@ -From 497acc03cd3918baabe25d46e30c5c62b998e24d Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Sat, 19 Jun 2021 13:38:12 +0200 -Subject: [PATCH 1/5] MIPS: lantiq: dma: add small delay after reset - -Reading the DMA registers immediately after the reset causes -Data Bus Error. Adding a small delay fixes this problem. - -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> ---- - arch/mips/lantiq/xway/dma.c | 3 +++ - 1 file changed, 3 insertions(+) - ---- a/arch/mips/lantiq/xway/dma.c -+++ b/arch/mips/lantiq/xway/dma.c -@@ -11,6 +11,7 @@ - #include <linux/export.h> - #include <linux/spinlock.h> - #include <linux/clk.h> -+#include <linux/delay.h> - #include <linux/err.h> - - #include <lantiq_soc.h> -@@ -221,6 +222,8 @@ ltq_dma_init(struct platform_device *pde - clk_enable(clk); - ltq_dma_w32_mask(0, DMA_RESET, LTQ_DMA_CTRL); - -+ usleep_range(1, 10); -+ - /* disable all interrupts */ - ltq_dma_w32(0, LTQ_DMA_IRNEN); - diff --git a/target/linux/lantiq/patches-5.4/0111-MIPS-lantiq-dma-reset-correct-number-of-channel.patch b/target/linux/lantiq/patches-5.4/0111-MIPS-lantiq-dma-reset-correct-number-of-channel.patch deleted file mode 100644 index 5d1862d576..0000000000 --- a/target/linux/lantiq/patches-5.4/0111-MIPS-lantiq-dma-reset-correct-number-of-channel.patch +++ /dev/null @@ -1,68 +0,0 @@ -From d31260c2f6a5cdddb052ab7cb09560eb23ce6597 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Thu, 15 Apr 2021 21:28:24 +0200 -Subject: [PATCH 2/5] MIPS: lantiq: dma: reset correct number of channel - -Different SoCs have a different number of channels, e.g .: -* amazon-se has 10 channels, -* danube+ar9 have 20 channels, -* vr9 has 28 channels, -* ar10 has 24 channels. - -We can read the ID register and, depending on the reported -number of channels, reset the appropriate number of channels. - -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> ---- - arch/mips/lantiq/xway/dma.c | 11 ++++++----- - 1 file changed, 6 insertions(+), 5 deletions(-) - ---- a/arch/mips/lantiq/xway/dma.c -+++ b/arch/mips/lantiq/xway/dma.c -@@ -30,6 +30,7 @@ - #define LTQ_DMA_PCTRL 0x44 - #define LTQ_DMA_IRNEN 0xf4 - -+#define DMA_ID_CHNR GENMASK(26, 20) /* channel number */ - #define DMA_DESCPT BIT(3) /* descriptor complete irq */ - #define DMA_TX BIT(8) /* TX channel direction */ - #define DMA_CHAN_ON BIT(0) /* channel on / off bit */ -@@ -40,7 +41,6 @@ - #define DMA_POLL BIT(31) /* turn on channel polling */ - #define DMA_CLK_DIV4 BIT(6) /* polling clock divider */ - #define DMA_2W_BURST BIT(1) /* 2 word burst length */ --#define DMA_MAX_CHANNEL 20 /* the soc has 20 channels */ - #define DMA_ETOP_ENDIANNESS (0xf << 8) /* endianness swap etop channels */ - #define DMA_WEIGHT (BIT(17) | BIT(16)) /* default channel wheight */ - -@@ -206,7 +206,7 @@ ltq_dma_init(struct platform_device *pde - { - struct clk *clk; - struct resource *res; -- unsigned id; -+ unsigned int id, nchannels; - int i; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -@@ -228,17 +228,18 @@ ltq_dma_init(struct platform_device *pde - ltq_dma_w32(0, LTQ_DMA_IRNEN); - - /* reset/configure each channel */ -- for (i = 0; i < DMA_MAX_CHANNEL; i++) { -+ id = ltq_dma_r32(LTQ_DMA_ID); -+ nchannels = ((id & DMA_ID_CHNR) >> 20); -+ for (i = 0; i < nchannels; i++) { - ltq_dma_w32(i, LTQ_DMA_CS); - ltq_dma_w32(DMA_CHAN_RST, LTQ_DMA_CCTRL); - ltq_dma_w32(DMA_POLL | DMA_CLK_DIV4, LTQ_DMA_CPOLL); - ltq_dma_w32_mask(DMA_CHAN_ON, 0, LTQ_DMA_CCTRL); - } - -- id = ltq_dma_r32(LTQ_DMA_ID); - dev_info(&pdev->dev, - "Init done - hw rev: %X, ports: %d, channels: %d\n", -- id & 0x1f, (id >> 16) & 0xf, id >> 20); -+ id & 0x1f, (id >> 16) & 0xf, nchannels); - - return 0; - } diff --git a/target/linux/lantiq/patches-5.4/0112-MIPS-lantiq-dma-fix-burst-length-for-DEU.patch b/target/linux/lantiq/patches-5.4/0112-MIPS-lantiq-dma-fix-burst-length-for-DEU.patch deleted file mode 100644 index 67423d2e97..0000000000 --- a/target/linux/lantiq/patches-5.4/0112-MIPS-lantiq-dma-fix-burst-length-for-DEU.patch +++ /dev/null @@ -1,41 +0,0 @@ -From 7d9ea9052d6680d2910b8b005c397d95b3a8b012 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Wed, 7 Apr 2021 21:04:39 +0200 -Subject: [PATCH 3/5] MIPS: lantiq: dma: fix burst length for DEU - -The current definition of 2W burst length is invalid. -This patch fixes it. Current downstream DEU driver doesn't -use DMA. An incorrect burst length value doesn't cause any -errors. This patch also adds other burst length values. - -Fixes: dfec1a827d2b ("MIPS: Lantiq: Add DMA support") -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> ---- - arch/mips/lantiq/xway/dma.c | 9 +++++++-- - 1 file changed, 7 insertions(+), 2 deletions(-) - ---- a/arch/mips/lantiq/xway/dma.c -+++ b/arch/mips/lantiq/xway/dma.c -@@ -40,7 +40,11 @@ - #define DMA_IRQ_ACK 0x7e /* IRQ status register */ - #define DMA_POLL BIT(31) /* turn on channel polling */ - #define DMA_CLK_DIV4 BIT(6) /* polling clock divider */ --#define DMA_2W_BURST BIT(1) /* 2 word burst length */ -+#define DMA_PCTRL_2W_BURST 0x1 /* 2 word burst length */ -+#define DMA_PCTRL_4W_BURST 0x2 /* 4 word burst length */ -+#define DMA_PCTRL_8W_BURST 0x3 /* 8 word burst length */ -+#define DMA_TX_BURST_SHIFT 4 /* tx burst shift */ -+#define DMA_RX_BURST_SHIFT 2 /* rx burst shift */ - #define DMA_ETOP_ENDIANNESS (0xf << 8) /* endianness swap etop channels */ - #define DMA_WEIGHT (BIT(17) | BIT(16)) /* default channel wheight */ - -@@ -191,7 +195,8 @@ ltq_dma_init_port(int p) - break; - - case DMA_PORT_DEU: -- ltq_dma_w32((DMA_2W_BURST << 4) | (DMA_2W_BURST << 2), -+ ltq_dma_w32((DMA_PCTRL_2W_BURST << DMA_TX_BURST_SHIFT) | -+ (DMA_PCTRL_2W_BURST << DMA_RX_BURST_SHIFT), - LTQ_DMA_PCTRL); - break; - diff --git a/target/linux/lantiq/patches-5.4/0113-MIPS-lantiq-dma-make-a-burst-length-configurable-in-.patch b/target/linux/lantiq/patches-5.4/0113-MIPS-lantiq-dma-make-a-burst-length-configurable-in-.patch deleted file mode 100644 index fab2440453..0000000000 --- a/target/linux/lantiq/patches-5.4/0113-MIPS-lantiq-dma-make-a-burst-length-configurable-in-.patch +++ /dev/null @@ -1,84 +0,0 @@ -From 6615eeb39f7a110a196f20acbfb3a017da4d75d2 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Fri, 14 May 2021 21:25:08 +0200 -Subject: [PATCH 4/5] MIPS: lantiq: dma: make a burst length configurable in - drivers - -Make a burst length configurable in drivers. - -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> ---- - .../include/asm/mach-lantiq/xway/xway_dma.h | 2 +- - arch/mips/lantiq/xway/dma.c | 38 ++++++++++++++++--- - 2 files changed, 34 insertions(+), 6 deletions(-) - ---- a/arch/mips/include/asm/mach-lantiq/xway/xway_dma.h -+++ b/arch/mips/include/asm/mach-lantiq/xway/xway_dma.h -@@ -45,6 +45,6 @@ extern void ltq_dma_close(struct ltq_dma - extern void ltq_dma_alloc_tx(struct ltq_dma_channel *ch); - extern void ltq_dma_alloc_rx(struct ltq_dma_channel *ch); - extern void ltq_dma_free(struct ltq_dma_channel *ch); --extern void ltq_dma_init_port(int p); -+extern void ltq_dma_init_port(int p, int tx_burst, int rx_burst); - - #endif ---- a/arch/mips/lantiq/xway/dma.c -+++ b/arch/mips/lantiq/xway/dma.c -@@ -181,7 +181,7 @@ ltq_dma_free(struct ltq_dma_channel *ch) - EXPORT_SYMBOL_GPL(ltq_dma_free); - - void --ltq_dma_init_port(int p) -+ltq_dma_init_port(int p, int tx_burst, int rx_burst) - { - ltq_dma_w32(p, LTQ_DMA_PS); - switch (p) { -@@ -190,16 +190,44 @@ ltq_dma_init_port(int p) - * Tell the DMA engine to swap the endianness of data frames and - * drop packets if the channel arbitration fails. - */ -- ltq_dma_w32_mask(0, DMA_ETOP_ENDIANNESS | DMA_PDEN, -+ ltq_dma_w32_mask(0, (DMA_ETOP_ENDIANNESS | DMA_PDEN), - LTQ_DMA_PCTRL); - break; - -- case DMA_PORT_DEU: -- ltq_dma_w32((DMA_PCTRL_2W_BURST << DMA_TX_BURST_SHIFT) | -- (DMA_PCTRL_2W_BURST << DMA_RX_BURST_SHIFT), -+ default: -+ break; -+ } -+ -+ switch (rx_burst) { -+ case 8: -+ ltq_dma_w32_mask(0x0c, (DMA_PCTRL_8W_BURST << DMA_RX_BURST_SHIFT), - LTQ_DMA_PCTRL); - break; -+ case 4: -+ ltq_dma_w32_mask(0x0c, (DMA_PCTRL_4W_BURST << DMA_RX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ case 2: -+ ltq_dma_w32_mask(0x0c, (DMA_PCTRL_2W_BURST << DMA_RX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ default: -+ break; -+ } - -+ switch (tx_burst) { -+ case 8: -+ ltq_dma_w32_mask(0x30, (DMA_PCTRL_8W_BURST << DMA_TX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ case 4: -+ ltq_dma_w32_mask(0x30, (DMA_PCTRL_4W_BURST << DMA_TX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; -+ case 2: -+ ltq_dma_w32_mask(0x30, (DMA_PCTRL_2W_BURST << DMA_TX_BURST_SHIFT), -+ LTQ_DMA_PCTRL); -+ break; - default: - break; - } diff --git a/target/linux/lantiq/patches-5.4/0151-lantiq-ifxmips_pcie-use-of.patch b/target/linux/lantiq/patches-5.4/0151-lantiq-ifxmips_pcie-use-of.patch deleted file mode 100644 index bc02a58b1c..0000000000 --- a/target/linux/lantiq/patches-5.4/0151-lantiq-ifxmips_pcie-use-of.patch +++ /dev/null @@ -1,387 +0,0 @@ ---- a/arch/mips/pci/ifxmips_pcie.c -+++ b/arch/mips/pci/ifxmips_pcie.c -@@ -16,8 +16,15 @@ - #include <asm/paccess.h> - #include <linux/pci.h> - #include <linux/pci_regs.h> -+#include <linux/phy/phy.h> -+#include <linux/regmap.h> -+#include <linux/reset.h> -+#include <linux/mfd/syscon.h> - #include <linux/module.h> - -+#include <linux/of_gpio.h> -+#include <linux/of_platform.h> -+ - #include "ifxmips_pcie.h" - #include "ifxmips_pcie_reg.h" - -@@ -40,6 +47,10 @@ - static DEFINE_SPINLOCK(ifx_pcie_lock); - - u32 g_pcie_debug_flag = PCIE_MSG_ANY & (~PCIE_MSG_CFG); -+static int pcie_reset_gpio; -+static struct phy *ltq_pcie_phy; -+static struct reset_control *ltq_pcie_reset; -+static struct regmap *ltq_rcu_regmap; - - static ifx_pcie_irq_t pcie_irqs[IFX_PCIE_CORE_NR] = { - { -@@ -82,6 +93,22 @@ void ifx_pcie_debug(const char *fmt, ... - printk("%s", buf); - } - -+static inline void pcie_ep_gpio_rst_init(int pcie_port) -+{ -+ gpio_direction_output(pcie_reset_gpio, 1); -+ gpio_set_value(pcie_reset_gpio, 1); -+} -+ -+static inline void pcie_device_rst_assert(int pcie_port) -+{ -+ gpio_set_value(pcie_reset_gpio, 0); -+} -+ -+static inline void pcie_device_rst_deassert(int pcie_port) -+{ -+ mdelay(100); -+ gpio_direction_output(pcie_reset_gpio, 1); -+} - - static inline int pcie_ltssm_enable(int pcie_port) - { -@@ -988,10 +1015,22 @@ int ifx_pcie_bios_plat_dev_init(struct - static int - pcie_rc_initialize(int pcie_port) - { -- int i; -+ int i, ret; - #define IFX_PCIE_PHY_LOOP_CNT 5 - -- pcie_rcu_endian_setup(pcie_port); -+ regmap_update_bits(ltq_rcu_regmap, 0x4c, IFX_RCU_AHB_BE_PCIE_M, -+ IFX_RCU_AHB_BE_PCIE_M); -+ -+#ifdef CONFIG_IFX_PCIE_HW_SWAP -+ regmap_update_bits(ltq_rcu_regmap, 0x4c, IFX_RCU_AHB_BE_PCIE_S, -+ IFX_RCU_AHB_BE_PCIE_S); -+#else -+ regmap_update_bits(ltq_rcu_regmap, 0x4c, IFX_RCU_AHB_BE_PCIE_S, -+ 0x0); -+#endif -+ -+ regmap_update_bits(ltq_rcu_regmap, 0x4c, IFX_RCU_AHB_BE_XBAR_M, -+ 0x0); - - pcie_ep_gpio_rst_init(pcie_port); - -@@ -1000,26 +1039,21 @@ pcie_rc_initialize(int pcie_port) - * reset PCIe PHY will solve this issue - */ - for (i = 0; i < IFX_PCIE_PHY_LOOP_CNT; i++) { -- /* Disable PCIe PHY Analog part for sanity check */ -- pcie_phy_pmu_disable(pcie_port); -- -- pcie_phy_rst_assert(pcie_port); -- pcie_phy_rst_deassert(pcie_port); -- -- /* Make sure PHY PLL is stable */ -- udelay(20); -- -- /* PCIe Core reset enabled, low active, sw programmed */ -- pcie_core_rst_assert(pcie_port); -+ ret = phy_init(ltq_pcie_phy); -+ if (ret) -+ continue; - - /* Put PCIe EP in reset status */ - pcie_device_rst_assert(pcie_port); - -- /* PCI PHY & Core reset disabled, high active, sw programmed */ -- pcie_core_rst_deassert(pcie_port); -+ udelay(1); -+ reset_control_deassert(ltq_pcie_reset); - -- /* Already in a quiet state, program PLL, enable PHY, check ready bit */ -- pcie_phy_clock_mode_setup(pcie_port); -+ ret = phy_power_on(ltq_pcie_phy); -+ if (ret) { -+ phy_exit(ltq_pcie_phy); -+ continue; -+ } - - /* Enable PCIe PHY and Clock */ - pcie_core_pmu_setup(pcie_port); -@@ -1035,6 +1069,10 @@ pcie_rc_initialize(int pcie_port) - /* Once link is up, break out */ - if (pcie_app_loigc_setup(pcie_port) == 0) - break; -+ -+ phy_power_off(ltq_pcie_phy); -+ reset_control_assert(ltq_pcie_reset); -+ phy_exit(ltq_pcie_phy); - } - if (i >= IFX_PCIE_PHY_LOOP_CNT) { - printk(KERN_ERR "%s link up failed!!!!!\n", __func__); -@@ -1045,17 +1083,67 @@ pcie_rc_initialize(int pcie_port) - return 0; - } - --static int __init ifx_pcie_bios_init(void) -+static int ifx_pcie_bios_probe(struct platform_device *pdev) - { -+ struct device_node *node = pdev->dev.of_node; - void __iomem *io_map_base; - int pcie_port; - int startup_port; -+ struct device_node *np; -+ struct pci_bus *bus; -+ -+ /* -+ * In case a PCI device is physical present, the Lantiq PCI driver need -+ * to be loaded prior to the Lantiq PCIe driver. Otherwise none of them -+ * will work. -+ * -+ * In case the lantiq PCI driver is enabled in the device tree, check if -+ * a PCI bus (hopefully the one of the Lantiq PCI driver one) is already -+ * registered. -+ * -+ * It will fail if there is another PCI controller, this controller is -+ * registered before the Lantiq PCIe driver is probe and the lantiq PCI -+ */ -+ np = of_find_compatible_node(NULL, NULL, "lantiq,pci-xway"); -+ -+ if (of_device_is_available(np)) { -+ bus = pci_find_next_bus(bus); -+ -+ if (!bus) -+ return -EPROBE_DEFER; -+ } - - /* Enable AHB Master/ Slave */ - pcie_ahb_pmu_setup(); - - startup_port = IFX_PCIE_PORT0; -- -+ -+ ltq_pcie_phy = devm_phy_get(&pdev->dev, "pcie"); -+ if (IS_ERR(ltq_pcie_phy)) { -+ dev_err(&pdev->dev, "failed to get the PCIe PHY\n"); -+ return PTR_ERR(ltq_pcie_phy); -+ } -+ -+ ltq_pcie_reset = devm_reset_control_get_shared(&pdev->dev, NULL); -+ if (IS_ERR(ltq_pcie_reset)) { -+ dev_err(&pdev->dev, "failed to get the PCIe reset line\n"); -+ return PTR_ERR(ltq_pcie_reset); -+ } -+ -+ ltq_rcu_regmap = syscon_regmap_lookup_by_phandle(node, "lantiq,rcu"); -+ if (IS_ERR(ltq_rcu_regmap)) -+ return PTR_ERR(ltq_rcu_regmap); -+ -+ pcie_reset_gpio = of_get_named_gpio(node, "gpio-reset", 0); -+ if (gpio_is_valid(pcie_reset_gpio)) { -+ int ret = devm_gpio_request(&pdev->dev, pcie_reset_gpio, "pcie-reset"); -+ if (ret) { -+ dev_err(&pdev->dev, "failed to request gpio %d\n", pcie_reset_gpio); -+ return ret; -+ } -+ gpio_direction_output(pcie_reset_gpio, 1); -+ } -+ - for (pcie_port = startup_port; pcie_port < IFX_PCIE_CORE_NR; pcie_port++){ - if (pcie_rc_initialize(pcie_port) == 0) { - IFX_PCIE_PRINT(PCIE_MSG_INIT, "%s: ifx_pcie_cfg_base 0x%p\n", -@@ -1067,6 +1155,7 @@ static int __init ifx_pcie_bios_init(voi - return -ENOMEM; - } - ifx_pcie_controller[pcie_port].pcic.io_map_base = (unsigned long)io_map_base; -+ pci_load_of_ranges(&ifx_pcie_controller[pcie_port].pcic, node); - - register_pci_controller(&ifx_pcie_controller[pcie_port].pcic); - /* XXX, clear error status */ -@@ -1083,6 +1172,30 @@ static int __init ifx_pcie_bios_init(voi - - return 0; - } -+ -+static const struct of_device_id ifxmips_pcie_match[] = { -+ { .compatible = "lantiq,pcie-xrx200" }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, ifxmips_pcie_match); -+ -+static struct platform_driver ltq_pci_driver = { -+ .probe = ifx_pcie_bios_probe, -+ .driver = { -+ .name = "pcie-xrx200", -+ .owner = THIS_MODULE, -+ .of_match_table = ifxmips_pcie_match, -+ }, -+}; -+ -+int __init ifx_pcie_bios_init(void) -+{ -+ int ret = platform_driver_register(<q_pci_driver); -+ if (ret) -+ pr_info("pcie-xrx200: Error registering platform driver!"); -+ return ret; -+} -+ - arch_initcall(ifx_pcie_bios_init); - - MODULE_LICENSE("GPL"); ---- a/arch/mips/pci/ifxmips_pcie_vr9.h -+++ b/arch/mips/pci/ifxmips_pcie_vr9.h -@@ -22,8 +22,6 @@ - #include <linux/gpio.h> - #include <lantiq_soc.h> - --#define IFX_PCIE_GPIO_RESET 494 -- - #define IFX_REG_R32 ltq_r32 - #define IFX_REG_W32 ltq_w32 - #define CONFIG_IFX_PCIE_HW_SWAP -@@ -53,21 +51,6 @@ - #define OUT ((volatile u32*)(IFX_GPIO + 0x0070)) - - --static inline void pcie_ep_gpio_rst_init(int pcie_port) --{ -- -- gpio_request(IFX_PCIE_GPIO_RESET, "pcie-reset"); -- gpio_direction_output(IFX_PCIE_GPIO_RESET, 1); -- gpio_set_value(IFX_PCIE_GPIO_RESET, 1); -- --/* ifx_gpio_pin_reserve(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -- ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -- ifx_gpio_dir_out_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -- ifx_gpio_altsel0_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -- ifx_gpio_altsel1_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); -- ifx_gpio_open_drain_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id);*/ --} -- - static inline void pcie_ahb_pmu_setup(void) - { - /* Enable AHB bus master/slave */ -@@ -79,24 +62,6 @@ static inline void pcie_ahb_pmu_setup(vo - //AHBS_PMU_SETUP(IFX_PMU_ENABLE); - } - --static inline void pcie_rcu_endian_setup(int pcie_port) --{ -- u32 reg; -- -- reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); --#ifdef CONFIG_IFX_PCIE_HW_SWAP -- reg |= IFX_RCU_AHB_BE_PCIE_M; -- reg |= IFX_RCU_AHB_BE_PCIE_S; -- reg &= ~IFX_RCU_AHB_BE_XBAR_M; --#else -- reg |= IFX_RCU_AHB_BE_PCIE_M; -- reg &= ~IFX_RCU_AHB_BE_PCIE_S; -- reg &= ~IFX_RCU_AHB_BE_XBAR_M; --#endif /* CONFIG_IFX_PCIE_HW_SWAP */ -- IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); -- IFX_PCIE_PRINT(PCIE_MSG_REG, "%s IFX_RCU_AHB_ENDIAN: 0x%08x\n", __func__, IFX_REG_R32(IFX_RCU_AHB_ENDIAN)); --} -- - static inline void pcie_phy_pmu_enable(int pcie_port) - { - struct clk *clk; -@@ -115,17 +80,6 @@ static inline void pcie_phy_pmu_disable( - // PCIE_PHY_PMU_SETUP(IFX_PMU_DISABLE); - } - --static inline void pcie_pdi_big_endian(int pcie_port) --{ -- u32 reg; -- -- /* SRAM2PDI endianness control. */ -- reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN); -- /* Config AHB->PCIe and PDI endianness */ -- reg |= IFX_RCU_AHB_BE_PCIE_PDI; -- IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN); --} -- - static inline void pcie_pdi_pmu_enable(int pcie_port) - { - /* Enable PDI to access PCIe PHY register */ -@@ -135,65 +89,6 @@ static inline void pcie_pdi_pmu_enable(i - //PDI_PMU_SETUP(IFX_PMU_ENABLE); - } - --static inline void pcie_core_rst_assert(int pcie_port) --{ -- u32 reg; -- -- reg = IFX_REG_R32(IFX_RCU_RST_REQ); -- -- /* Reset PCIe PHY & Core, bit 22, bit 26 may be affected if write it directly */ -- reg |= 0x00400000; -- IFX_REG_W32(reg, IFX_RCU_RST_REQ); --} -- --static inline void pcie_core_rst_deassert(int pcie_port) --{ -- u32 reg; -- -- /* Make sure one micro-second delay */ -- udelay(1); -- -- /* Reset PCIe PHY & Core, bit 22 */ -- reg = IFX_REG_R32(IFX_RCU_RST_REQ); -- reg &= ~0x00400000; -- IFX_REG_W32(reg, IFX_RCU_RST_REQ); --} -- --static inline void pcie_phy_rst_assert(int pcie_port) --{ -- u32 reg; -- -- reg = IFX_REG_R32(IFX_RCU_RST_REQ); -- reg |= 0x00001000; /* Bit 12 */ -- IFX_REG_W32(reg, IFX_RCU_RST_REQ); --} -- --static inline void pcie_phy_rst_deassert(int pcie_port) --{ -- u32 reg; -- -- /* Make sure one micro-second delay */ -- udelay(1); -- -- reg = IFX_REG_R32(IFX_RCU_RST_REQ); -- reg &= ~0x00001000; /* Bit 12 */ -- IFX_REG_W32(reg, IFX_RCU_RST_REQ); --} -- --static inline void pcie_device_rst_assert(int pcie_port) --{ -- gpio_set_value(IFX_PCIE_GPIO_RESET, 0); --// ifx_gpio_output_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); --} -- --static inline void pcie_device_rst_deassert(int pcie_port) --{ -- mdelay(100); -- gpio_direction_output(IFX_PCIE_GPIO_RESET, 1); --// gpio_set_value(IFX_PCIE_GPIO_RESET, 1); -- //ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id); --} -- - static inline void pcie_core_pmu_setup(int pcie_port) - { - struct clk *clk; ---- a/arch/mips/pci/Makefile -+++ b/arch/mips/pci/Makefile -@@ -51,7 +51,7 @@ obj-$(CONFIG_PCI_LANTIQ) += pci-lantiq.o - obj-$(CONFIG_SOC_MT7620) += pci-mt7620.o - obj-$(CONFIG_SOC_RT288X) += pci-rt2880.o - obj-$(CONFIG_SOC_RT3883) += pci-rt3883.o --obj-$(CONFIG_PCIE_LANTIQ) += ifxmips_pcie_phy.o ifxmips_pcie.o fixup-lantiq-pcie.o -+obj-$(CONFIG_PCIE_LANTIQ) += ifxmips_pcie.o fixup-lantiq-pcie.o - obj-$(CONFIG_PCIE_LANTIQ_MSI) += pcie-lantiq-msi.o - obj-$(CONFIG_TANBAC_TB0219) += fixup-tb0219.o - obj-$(CONFIG_TANBAC_TB0226) += fixup-tb0226.o diff --git a/target/linux/lantiq/patches-5.4/0152-lantiq-VPE.patch b/target/linux/lantiq/patches-5.4/0152-lantiq-VPE.patch deleted file mode 100644 index f9c116a330..0000000000 --- a/target/linux/lantiq/patches-5.4/0152-lantiq-VPE.patch +++ /dev/null @@ -1,180 +0,0 @@ ---- a/arch/mips/Kconfig -+++ b/arch/mips/Kconfig -@@ -2381,6 +2381,12 @@ config MIPS_VPE_LOADER - Includes a loader for loading an elf relocatable object - onto another VPE and running it. - -+config IFX_VPE_EXT -+ bool "IFX APRP Extensions" -+ depends on MIPS_VPE_LOADER -+ help -+ IFX included extensions in APRP -+ - config MIPS_VPE_LOADER_CMP - bool - default "y" ---- a/arch/mips/include/asm/vpe.h -+++ b/arch/mips/include/asm/vpe.h -@@ -127,4 +127,13 @@ void cleanup_tc(struct tc *tc); - - int __init vpe_module_init(void); - void __exit vpe_module_exit(void); -+ -+/* For the explanation of the APIs please refer the section "MT APRP Kernel -+ * Programming" in AR9 SW Architecture Specification -+ */ -+int32_t vpe1_sw_start(void *sw_start_addr, uint32_t tcmask, uint32_t flags); -+int32_t vpe1_sw_stop(uint32_t flags); -+uint32_t vpe1_get_load_addr(uint32_t flags); -+uint32_t vpe1_get_max_mem(uint32_t flags); -+ - #endif /* _ASM_VPE_H */ ---- a/arch/mips/kernel/vpe-mt.c -+++ b/arch/mips/kernel/vpe-mt.c -@@ -29,6 +29,7 @@ int vpe_run(struct vpe *v) - struct vpe_notifications *notifier; - unsigned int vpeflags; - struct tc *t; -+ unsigned long physical_memsize = 0L; - - /* check we are the Master VPE */ - local_irq_save(flags); -@@ -417,6 +418,8 @@ int __init vpe_module_init(void) - } - - v->ntcs = hw_tcs - aprp_cpu_index(); -+ write_tc_c0_tcbind((read_tc_c0_tcbind() & -+ ~TCBIND_CURVPE) | 1); - - /* add the tc to the list of this vpe's tc's. */ - list_add(&t->tc, &v->tc); -@@ -519,3 +522,47 @@ void __exit vpe_module_exit(void) - release_vpe(v); - } - } -+ -+#ifdef CONFIG_IFX_VPE_EXT -+int32_t vpe1_sw_start(void *sw_start_addr, uint32_t tcmask, uint32_t flags) -+{ -+ enum vpe_state state; -+ struct vpe *v = get_vpe(tclimit); -+ struct vpe_notifications *not; -+ -+ if (tcmask || flags) { -+ pr_warn("Currently tcmask and flags should be 0. Other values are not supported\n"); -+ return -1; -+ } -+ -+ state = xchg(&v->state, VPE_STATE_INUSE); -+ if (state != VPE_STATE_UNUSED) { -+ vpe_stop(v); -+ -+ list_for_each_entry(not, &v->notify, list) { -+ not->stop(tclimit); -+ } -+ } -+ -+ v->__start = (unsigned long)sw_start_addr; -+ -+ if (!vpe_run(v)) { -+ pr_debug("VPE loader: VPE1 running successfully\n"); -+ return 0; -+ } -+ return -1; -+} -+EXPORT_SYMBOL(vpe1_sw_start); -+ -+int32_t vpe1_sw_stop(uint32_t flags) -+{ -+ struct vpe *v = get_vpe(tclimit); -+ -+ if (!vpe_free(v)) { -+ pr_debug("RP Stopped\n"); -+ return 0; -+ } else -+ return -1; -+} -+EXPORT_SYMBOL(vpe1_sw_stop); -+#endif ---- a/arch/mips/kernel/vpe.c -+++ b/arch/mips/kernel/vpe.c -@@ -49,6 +49,41 @@ struct vpe_control vpecontrol = { - .tc_list = LIST_HEAD_INIT(vpecontrol.tc_list) - }; - -+#ifdef CONFIG_IFX_VPE_EXT -+unsigned int vpe1_load_addr; -+ -+static int __init load_address(char *str) -+{ -+ get_option(&str, &vpe1_load_addr); -+ return 1; -+} -+__setup("vpe1_load_addr=", load_address); -+ -+static unsigned int vpe1_mem; -+static int __init vpe1mem(char *str) -+{ -+ vpe1_mem = memparse(str, &str); -+ return 1; -+} -+__setup("vpe1_mem=", vpe1mem); -+ -+uint32_t vpe1_get_load_addr(uint32_t flags) -+{ -+ return vpe1_load_addr; -+} -+EXPORT_SYMBOL(vpe1_get_load_addr); -+ -+uint32_t vpe1_get_max_mem(uint32_t flags) -+{ -+ if (!vpe1_mem) -+ return P_SIZE; -+ else -+ return vpe1_mem; -+} -+EXPORT_SYMBOL(vpe1_get_max_mem); -+ -+#endif -+ - /* get the vpe associated with this minor */ - struct vpe *get_vpe(int minor) - { ---- a/arch/mips/lantiq/prom.c -+++ b/arch/mips/lantiq/prom.c -@@ -34,10 +34,14 @@ unsigned long physical_memsize = 0L; - */ - static struct ltq_soc_info soc_info; - -+/* for Multithreading (APRP), vpe.c will use it */ -+unsigned long cp0_memsize; -+ - const char *get_system_type(void) - { - return soc_info.sys_type; - } -+EXPORT_SYMBOL(ltq_soc_type); - - int ltq_soc_type(void) - { ---- a/arch/mips/include/asm/mipsmtregs.h -+++ b/arch/mips/include/asm/mipsmtregs.h -@@ -32,6 +32,9 @@ - #define read_c0_vpeconf1() __read_32bit_c0_register($1, 3) - #define write_c0_vpeconf1(val) __write_32bit_c0_register($1, 3, val) - -+#define read_c0_vpeopt() __read_32bit_c0_register($1, 7) -+#define write_c0_vpeopt(val) __write_32bit_c0_register($1, 7, val) -+ - #define read_c0_tcstatus() __read_32bit_c0_register($2, 1) - #define write_c0_tcstatus(val) __write_32bit_c0_register($2, 1, val) - -@@ -378,6 +381,8 @@ do { \ - #define write_vpe_c0_vpeconf0(val) mttc0(1, 2, val) - #define read_vpe_c0_vpeconf1() mftc0(1, 3) - #define write_vpe_c0_vpeconf1(val) mttc0(1, 3, val) -+#define read_vpe_c0_vpeopt() mftc0(1, 7) -+#define write_vpe_c0_vpeopt(val) mttc0(1, 7, val) - #define read_vpe_c0_count() mftc0(9, 0) - #define write_vpe_c0_count(val) mttc0(9, 0, val) - #define read_vpe_c0_status() mftc0(12, 0) diff --git a/target/linux/lantiq/patches-5.4/0154-lantiq-pci-bar11mask-fix.patch b/target/linux/lantiq/patches-5.4/0154-lantiq-pci-bar11mask-fix.patch deleted file mode 100644 index d6556d115d..0000000000 --- a/target/linux/lantiq/patches-5.4/0154-lantiq-pci-bar11mask-fix.patch +++ /dev/null @@ -1,22 +0,0 @@ ---- a/arch/mips/pci/pci-lantiq.c -+++ b/arch/mips/pci/pci-lantiq.c -@@ -59,6 +59,8 @@ - #define ltq_pci_cfg_w32(x, y) ltq_w32((x), ltq_pci_mapped_cfg + (y)) - #define ltq_pci_cfg_r32(x) ltq_r32(ltq_pci_mapped_cfg + (x)) - -+extern u32 max_low_pfn; -+ - __iomem void *ltq_pci_mapped_cfg; - static __iomem void *ltq_pci_membase; - -@@ -84,8 +86,8 @@ static inline u32 ltq_calc_bar11mask(voi - u32 mem, bar11mask; - - /* BAR11MASK value depends on available memory on system. */ -- mem = get_num_physpages() * PAGE_SIZE; -- bar11mask = (0x0ffffff0 & ~((1 << (fls(mem) - 1)) - 1)) | 8; -+ mem = max_low_pfn << PAGE_SHIFT; -+ bar11mask = ((-roundup_pow_of_two(mem)) & 0x0F000000) | 8; - - return bar11mask; - } diff --git a/target/linux/lantiq/patches-5.4/0155-lantiq-VPE-nosmp.patch b/target/linux/lantiq/patches-5.4/0155-lantiq-VPE-nosmp.patch deleted file mode 100644 index 898c2d4821..0000000000 --- a/target/linux/lantiq/patches-5.4/0155-lantiq-VPE-nosmp.patch +++ /dev/null @@ -1,14 +0,0 @@ ---- a/arch/mips/kernel/vpe-mt.c -+++ b/arch/mips/kernel/vpe-mt.c -@@ -132,7 +132,10 @@ int vpe_run(struct vpe *v) - * kernels need to turn it on, even if that wasn't the pre-dvpe() state. - */ - #ifdef CONFIG_SMP -- evpe(vpeflags); -+ if (!setup_max_cpus) /* nosmp is set */ -+ evpe(EVPE_ENABLE); -+ else -+ evpe(vpeflags); - #else - evpe(EVPE_ENABLE); - #endif diff --git a/target/linux/lantiq/patches-5.4/0160-owrt-lantiq-multiple-flash.patch b/target/linux/lantiq/patches-5.4/0160-owrt-lantiq-multiple-flash.patch deleted file mode 100644 index 796220b2bc..0000000000 --- a/target/linux/lantiq/patches-5.4/0160-owrt-lantiq-multiple-flash.patch +++ /dev/null @@ -1,220 +0,0 @@ ---- a/drivers/mtd/maps/lantiq-flash.c -+++ b/drivers/mtd/maps/lantiq-flash.c -@@ -17,6 +17,7 @@ - #include <linux/mtd/cfi.h> - #include <linux/platform_device.h> - #include <linux/mtd/physmap.h> -+#include <linux/mtd/concat.h> - #include <linux/of.h> - - #include <lantiq_soc.h> -@@ -36,13 +37,16 @@ enum { - LTQ_NOR_NORMAL - }; - -+#define MAX_RESOURCES 4 -+ - struct ltq_mtd { -- struct resource *res; -- struct mtd_info *mtd; -- struct map_info *map; -+ struct mtd_info *mtd[MAX_RESOURCES]; -+ struct mtd_info *cmtd; -+ struct map_info map[MAX_RESOURCES]; - }; - - static const char ltq_map_name[] = "ltq_nor"; -+static const char * const ltq_probe_types[] = { "cmdlinepart", "ofpart", NULL }; - - static map_word - ltq_read16(struct map_info *map, unsigned long adr) -@@ -106,11 +110,43 @@ ltq_copy_to(struct map_info *map, unsign - } - - static int -+ltq_mtd_remove(struct platform_device *pdev) -+{ -+ struct ltq_mtd *ltq_mtd = platform_get_drvdata(pdev); -+ int i; -+ -+ if (ltq_mtd == NULL) -+ return 0; -+ -+ if (ltq_mtd->cmtd) { -+ mtd_device_unregister(ltq_mtd->cmtd); -+ if (ltq_mtd->cmtd != ltq_mtd->mtd[0]) -+ mtd_concat_destroy(ltq_mtd->cmtd); -+ } -+ -+ for (i = 0; i < MAX_RESOURCES; i++) { -+ if (ltq_mtd->mtd[i] != NULL) -+ map_destroy(ltq_mtd->mtd[i]); -+ } -+ -+ kfree(ltq_mtd); -+ -+ return 0; -+} -+ -+static int - ltq_mtd_probe(struct platform_device *pdev) - { - struct ltq_mtd *ltq_mtd; - struct cfi_private *cfi; -- int err; -+ int err = 0; -+ int i; -+ int devices_found = 0; -+ -+ static const char *rom_probe_types[] = { -+ "cfi_probe", "jedec_probe", NULL -+ }; -+ const char **type; - - ltq_mtd = devm_kzalloc(&pdev->dev, sizeof(struct ltq_mtd), GFP_KERNEL); - if (!ltq_mtd) -@@ -118,75 +154,89 @@ ltq_mtd_probe(struct platform_device *pd - - platform_set_drvdata(pdev, ltq_mtd); - -- ltq_mtd->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -- if (!ltq_mtd->res) { -- dev_err(&pdev->dev, "failed to get memory resource\n"); -- return -ENOENT; -+ for (i = 0; i < pdev->num_resources; i++) { -+ printk(KERN_NOTICE "lantiq nor flash device: %.8llx at %.8llx\n", -+ (unsigned long long)resource_size(&pdev->resource[i]), -+ (unsigned long long)pdev->resource[i].start); -+ -+ if (!devm_request_mem_region(&pdev->dev, -+ pdev->resource[i].start, -+ resource_size(&pdev->resource[i]), -+ dev_name(&pdev->dev))) { -+ dev_err(&pdev->dev, "Could not reserve memory region\n"); -+ return -ENOMEM; -+ } -+ -+ ltq_mtd->map[i].name = ltq_map_name; -+ ltq_mtd->map[i].bankwidth = 2; -+ ltq_mtd->map[i].read = ltq_read16; -+ ltq_mtd->map[i].write = ltq_write16; -+ ltq_mtd->map[i].copy_from = ltq_copy_from; -+ ltq_mtd->map[i].copy_to = ltq_copy_to; -+ -+ if (of_find_property(pdev->dev.of_node, "lantiq,noxip", NULL)) -+ ltq_mtd->map[i].phys = NO_XIP; -+ else -+ ltq_mtd->map[i].phys = pdev->resource[i].start; -+ ltq_mtd->map[i].size = resource_size(&pdev->resource[i]); -+ ltq_mtd->map[i].virt = devm_ioremap(&pdev->dev, pdev->resource[i].start, -+ ltq_mtd->map[i].size); -+ if (IS_ERR(ltq_mtd->map[i].virt)) -+ return PTR_ERR(ltq_mtd->map[i].virt); -+ -+ if (ltq_mtd->map[i].virt == NULL) { -+ dev_err(&pdev->dev, "Failed to ioremap flash region\n"); -+ err = PTR_ERR(ltq_mtd->map[i].virt); -+ goto err_out; -+ } -+ -+ ltq_mtd->map[i].map_priv_1 = LTQ_NOR_PROBING; -+ for (type = rom_probe_types; !ltq_mtd->mtd[i] && *type; type++) -+ ltq_mtd->mtd[i] = do_map_probe(*type, <q_mtd->map[i]); -+ ltq_mtd->map[i].map_priv_1 = LTQ_NOR_NORMAL; -+ -+ if (!ltq_mtd->mtd[i]) { -+ dev_err(&pdev->dev, "probing failed\n"); -+ return -ENXIO; -+ } else { -+ devices_found++; -+ } -+ -+ ltq_mtd->mtd[i]->owner = THIS_MODULE; -+ ltq_mtd->mtd[i]->dev.parent = &pdev->dev; -+ -+ cfi = ltq_mtd->map[i].fldrv_priv; -+ cfi->addr_unlock1 ^= 1; -+ cfi->addr_unlock2 ^= 1; - } - -- ltq_mtd->map = devm_kzalloc(&pdev->dev, sizeof(struct map_info), -- GFP_KERNEL); -- if (!ltq_mtd->map) -- return -ENOMEM; -- -- if (of_find_property(pdev->dev.of_node, "lantiq,noxip", NULL)) -- ltq_mtd->map->phys = NO_XIP; -- else -- ltq_mtd->map->phys = ltq_mtd->res->start; -- ltq_mtd->res->start; -- ltq_mtd->map->size = resource_size(ltq_mtd->res); -- ltq_mtd->map->virt = devm_ioremap_resource(&pdev->dev, ltq_mtd->res); -- if (IS_ERR(ltq_mtd->map->virt)) -- return PTR_ERR(ltq_mtd->map->virt); -- -- ltq_mtd->map->name = ltq_map_name; -- ltq_mtd->map->bankwidth = 2; -- ltq_mtd->map->read = ltq_read16; -- ltq_mtd->map->write = ltq_write16; -- ltq_mtd->map->copy_from = ltq_copy_from; -- ltq_mtd->map->copy_to = ltq_copy_to; -- -- ltq_mtd->map->map_priv_1 = LTQ_NOR_PROBING; -- ltq_mtd->mtd = do_map_probe("cfi_probe", ltq_mtd->map); -- ltq_mtd->map->map_priv_1 = LTQ_NOR_NORMAL; -- -- if (!ltq_mtd->mtd) { -- dev_err(&pdev->dev, "probing failed\n"); -- return -ENXIO; -+ if (devices_found == 1) { -+ ltq_mtd->cmtd = ltq_mtd->mtd[0]; -+ } else if (devices_found > 1) { -+ /* -+ * We detected multiple devices. Concatenate them together. -+ */ -+ ltq_mtd->cmtd = mtd_concat_create(ltq_mtd->mtd, devices_found, dev_name(&pdev->dev)); -+ if (ltq_mtd->cmtd == NULL) -+ err = -ENXIO; - } - -- ltq_mtd->mtd->dev.parent = &pdev->dev; -- mtd_set_of_node(ltq_mtd->mtd, pdev->dev.of_node); -- -- cfi = ltq_mtd->map->fldrv_priv; -- cfi->addr_unlock1 ^= 1; -- cfi->addr_unlock2 ^= 1; -+ ltq_mtd->cmtd->dev.parent = &pdev->dev; -+ mtd_set_of_node(ltq_mtd->cmtd, pdev->dev.of_node); - -- err = mtd_device_register(ltq_mtd->mtd, NULL, 0); -+ err = mtd_device_register(ltq_mtd->cmtd, NULL, 0); - if (err) { - dev_err(&pdev->dev, "failed to add partitions\n"); -- goto err_destroy; -+ goto err_out; - } - - return 0; - --err_destroy: -- map_destroy(ltq_mtd->mtd); -+err_out: -+ ltq_mtd_remove(pdev); - return err; - } - --static int --ltq_mtd_remove(struct platform_device *pdev) --{ -- struct ltq_mtd *ltq_mtd = platform_get_drvdata(pdev); -- -- if (ltq_mtd && ltq_mtd->mtd) { -- mtd_device_unregister(ltq_mtd->mtd); -- map_destroy(ltq_mtd->mtd); -- } -- return 0; --} -- - static const struct of_device_id ltq_mtd_match[] = { - { .compatible = "lantiq,nor" }, - {}, diff --git a/target/linux/lantiq/patches-5.4/0300-MTD-cfi-cmdset-0001-disable-buffered-writes.patch b/target/linux/lantiq/patches-5.4/0300-MTD-cfi-cmdset-0001-disable-buffered-writes.patch deleted file mode 100644 index d153c521d3..0000000000 --- a/target/linux/lantiq/patches-5.4/0300-MTD-cfi-cmdset-0001-disable-buffered-writes.patch +++ /dev/null @@ -1,11 +0,0 @@ ---- a/drivers/mtd/chips/cfi_cmdset_0001.c -+++ b/drivers/mtd/chips/cfi_cmdset_0001.c -@@ -39,7 +39,7 @@ - /* #define CMDSET0001_DISABLE_WRITE_SUSPEND */ - - // debugging, turns off buffer write mode if set to 1 --#define FORCE_WORD_WRITE 0 -+#define FORCE_WORD_WRITE 1 - - /* Intel chips */ - #define I82802AB 0x00ad diff --git a/target/linux/lantiq/patches-5.4/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch b/target/linux/lantiq/patches-5.4/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch deleted file mode 100644 index 1beef0e1fe..0000000000 --- a/target/linux/lantiq/patches-5.4/0301-xrx200-add-gphy-clk-src-device-tree-binding.patch +++ /dev/null @@ -1,30 +0,0 @@ ---- a/arch/mips/lantiq/xway/sysctrl.c -+++ b/arch/mips/lantiq/xway/sysctrl.c -@@ -422,6 +422,20 @@ static void clkdev_add_clkout(void) - } - } - -+static void set_phy_clock_source(struct device_node *np_cgu) -+{ -+ u32 phy_clk_src, ifcc; -+ -+ if (!np_cgu) -+ return; -+ -+ if (of_property_read_u32(np_cgu, "lantiq,phy-clk-src", &phy_clk_src)) -+ return; -+ -+ ifcc = ltq_cgu_r32(ifccr) & ~(0x1c); -+ ltq_cgu_w32(ifcc | (phy_clk_src << 2), ifccr); -+} -+ - /* bring up all register ranges that we need for basic system control */ - void __init ltq_soc_init(void) - { -@@ -585,4 +599,6 @@ void __init ltq_soc_init(void) - clkdev_add_pmu("1e100400.serial", NULL, 1, 0, PMU_ASC0); - } - usb_set_clock(); -+ -+ set_phy_clock_source(np_cgu); - } diff --git a/target/linux/lantiq/patches-5.4/0701-NET-lantiq-etop-of-mido.patch b/target/linux/lantiq/patches-5.4/0701-NET-lantiq-etop-of-mido.patch deleted file mode 100644 index 2cc541ae3c..0000000000 --- a/target/linux/lantiq/patches-5.4/0701-NET-lantiq-etop-of-mido.patch +++ /dev/null @@ -1,37 +0,0 @@ ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -30,6 +30,7 @@ - #include <linux/of_net.h> - #include <linux/of_irq.h> - #include <linux/of_platform.h> -+#include <linux/of_mdio.h> - - #include <asm/checksum.h> - -@@ -553,7 +554,8 @@ static int - ltq_etop_mdio_init(struct net_device *dev) - { - struct ltq_etop_priv *priv = netdev_priv(dev); -- int err; -+ struct device_node *mdio_np = NULL; -+ int err, ret; - - priv->mii_bus = mdiobus_alloc(); - if (!priv->mii_bus) { -@@ -573,7 +575,15 @@ ltq_etop_mdio_init(struct net_device *de - priv->mii_bus->name = "ltq_mii"; - snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x", - priv->pdev->name, priv->pdev->id); -- if (mdiobus_register(priv->mii_bus)) { -+ -+ mdio_np = of_get_child_by_name(priv->pdev->dev.of_node, "mdio-bus"); -+ -+ if (mdio_np) -+ ret = of_mdiobus_register(priv->mii_bus, mdio_np); -+ else -+ ret = mdiobus_register(priv->mii_bus); -+ -+ if (ret) { - err = -ENXIO; - goto err_out_free_mdiobus; - } diff --git a/target/linux/lantiq/patches-5.4/0710-net-lantiq-configure-burst-length-for-ethernet.patch b/target/linux/lantiq/patches-5.4/0710-net-lantiq-configure-burst-length-for-ethernet.patch deleted file mode 100644 index 746a09c453..0000000000 --- a/target/linux/lantiq/patches-5.4/0710-net-lantiq-configure-burst-length-for-ethernet.patch +++ /dev/null @@ -1,124 +0,0 @@ -From ec1a17a11aced3cd756e59d91ad6f50b7a2fabfb Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Sun, 16 May 2021 15:52:06 +0200 -Subject: [PATCH 5/5] net: lantiq: configure burst length for ethernet - -Configure the burst length for Ethernet. This improves Ethernet -performance by 58%. According to the vendor BSP, 8W burst length -is supported by ar9 and newer SoCs. - -The NAT benchmark results on xRX200 (Down/Up): -* 2W: 330 Mb/s -* 4W: 432 Mb/s 372 Mb/s -* 8W: 520 Mb/s 389 Mb/s - -Tested on xRX200 and xRX330. - -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> ---- - drivers/net/ethernet/lantiq_etop.c | 21 ++++++++++++++++++--- - drivers/net/ethernet/lantiq_xrx200.c | 21 ++++++++++++++++++--- - 2 files changed, 36 insertions(+), 6 deletions(-) - ---- a/drivers/net/ethernet/lantiq_etop.c -+++ b/drivers/net/ethernet/lantiq_etop.c -@@ -148,6 +148,9 @@ struct ltq_etop_priv { - struct ltq_etop_chan txch; - struct ltq_etop_chan rxch; - -+ int tx_burst_len; -+ int rx_burst_len; -+ - int tx_irq; - int rx_irq; - -@@ -399,7 +402,7 @@ ltq_etop_dma_init(struct net_device *dev - int rx = priv->rx_irq - LTQ_DMA_ETOP; - int err; - -- ltq_dma_init_port(DMA_PORT_ETOP); -+ ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, priv->rx_burst_len); - - priv->txch.dma.nr = tx; - priv->txch.dma.dev = &priv->pdev->dev; -@@ -676,8 +679,8 @@ ltq_etop_tx(struct sk_buff *skb, struct - return NETDEV_TX_BUSY; - } - -- /* dma needs to start on a 16 byte aligned address */ -- byte_offset = CPHYSADDR(skb->data) % 16; -+ /* dma needs to start on a burst length value aligned address */ -+ byte_offset = CPHYSADDR(skb->data) % (priv->tx_burst_len * 4); - priv->txch.skb[priv->txch.dma.desc] = skb; - - netif_trans_update(dev); -@@ -930,6 +933,18 @@ static int ltq_etop_probe(struct platfor - spin_lock_init(&priv->lock); - SET_NETDEV_DEV(dev, &pdev->dev); - -+ err = device_property_read_u32(&pdev->dev, "lantiq,tx-burst-length", &priv->tx_burst_len); -+ if (err < 0) { -+ dev_err(&pdev->dev, "unable to read tx-burst-length property\n"); -+ return err; -+ } -+ -+ err = device_property_read_u32(&pdev->dev, "lantiq,rx-burst-length", &priv->rx_burst_len); -+ if (err < 0) { -+ dev_err(&pdev->dev, "unable to read rx-burst-length property\n"); -+ return err; -+ } -+ - netif_napi_add(dev, &priv->txch.napi, ltq_etop_poll_tx, 8); - netif_napi_add(dev, &priv->rxch.napi, ltq_etop_poll_rx, 32); - priv->txch.netdev = dev; ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -71,6 +71,9 @@ struct xrx200_priv { - struct net_device *net_dev; - struct device *dev; - -+ int tx_burst_len; -+ int rx_burst_len; -+ - __iomem void *pmac_reg; - }; - -@@ -315,8 +318,8 @@ static int xrx200_start_xmit(struct sk_b - if (unlikely(dma_mapping_error(priv->dev, mapping))) - goto err_drop; - -- /* dma needs to start on a 16 byte aligned address */ -- byte_offset = mapping % 16; -+ /* dma needs to start on a burst length value aligned address */ -+ byte_offset = mapping % (priv->tx_burst_len * 4); - - desc->addr = mapping - byte_offset; - /* Make sure the address is written before we give it to HW */ -@@ -368,7 +371,7 @@ static int xrx200_dma_init(struct xrx200 - int ret = 0; - int i; - -- ltq_dma_init_port(DMA_PORT_ETOP); -+ ltq_dma_init_port(DMA_PORT_ETOP, priv->tx_burst_len, priv->rx_burst_len); - - ch_rx->dma.nr = XRX200_DMA_RX; - ch_rx->dma.dev = priv->dev; -@@ -486,6 +489,18 @@ static int xrx200_probe(struct platform_ - if (err) - eth_hw_addr_random(net_dev); - -+ err = device_property_read_u32(dev, "lantiq,tx-burst-length", &priv->tx_burst_len); -+ if (err < 0) { -+ dev_err(dev, "unable to read tx-burst-length property\n"); -+ return err; -+ } -+ -+ err = device_property_read_u32(dev, "lantiq,rx-burst-length", &priv->rx_burst_len); -+ if (err < 0) { -+ dev_err(dev, "unable to read rx-burst-length property\n"); -+ return err; -+ } -+ - /* bring up the dma engine and IP core */ - err = xrx200_dma_init(priv); - if (err) diff --git a/target/linux/lantiq/xrx200/config-5.4 b/target/linux/lantiq/xrx200/config-5.4 deleted file mode 100644 index ca15e2ff85..0000000000 --- a/target/linux/lantiq/xrx200/config-5.4 +++ /dev/null @@ -1,94 +0,0 @@ -CONFIG_AT803X_PHY=y -CONFIG_BLK_MQ_PCI=y -CONFIG_CPU_MIPSR2_IRQ_EI=y -CONFIG_CPU_MIPSR2_IRQ_VI=y -CONFIG_CPU_RMAP=y -CONFIG_CRC16=y -CONFIG_CRYPTO_ACOMP2=y -CONFIG_CRYPTO_AEAD=y -CONFIG_CRYPTO_AEAD2=y -CONFIG_CRYPTO_DEFLATE=y -CONFIG_CRYPTO_HASH_INFO=y -CONFIG_CRYPTO_LZO=y -CONFIG_CRYPTO_MANAGER=y -CONFIG_CRYPTO_MANAGER2=y -CONFIG_CRYPTO_NULL2=y -CONFIG_CRYPTO_ZSTD=y -CONFIG_EXTRA_FIRMWARE="lantiq/xrx200_phy11g_a14.bin lantiq/xrx200_phy11g_a22.bin lantiq/xrx200_phy22f_a14.bin lantiq/xrx200_phy22f_a22.bin" -CONFIG_EXTRA_FIRMWARE_DIR="firmware" -CONFIG_GENERIC_ALLOCATOR=y -CONFIG_GRO_CELLS=y -CONFIG_HWMON=y -CONFIG_ICPLUS_PHY=y -CONFIG_IFX_VPE_EXT=y -CONFIG_INPUT=y -CONFIG_INPUT_EVDEV=y -CONFIG_INPUT_POLLDEV=y -CONFIG_INTEL_XWAY_PHY=y -# CONFIG_ISDN is not set -CONFIG_LANTIQ_XRX200=y -CONFIG_LZO_COMPRESS=y -CONFIG_LZO_DECOMPRESS=y -CONFIG_MIPS_MT=y -# CONFIG_MIPS_MT_FPAFF is not set -CONFIG_MIPS_MT_SMP=y -CONFIG_MIPS_NR_CPU_NR_MAP=2 -CONFIG_MIPS_PERF_SHARED_TC_COUNTERS=y -CONFIG_MIPS_VPE_APSP_API=y -CONFIG_MIPS_VPE_APSP_API_MT=y -CONFIG_MIPS_VPE_LOADER=y -CONFIG_MIPS_VPE_LOADER_MT=y -CONFIG_MIPS_VPE_LOADER_TOM=y -CONFIG_MTD_NAND_CORE=y -CONFIG_MTD_NAND_ECC_SW_HAMMING=y -CONFIG_MTD_NAND_PLATFORM=y -CONFIG_MTD_NAND_XWAY=y -CONFIG_MTD_RAW_NAND=y -CONFIG_MTD_UBI=y -CONFIG_MTD_UBI_BEB_LIMIT=20 -CONFIG_MTD_UBI_BLOCK=y -CONFIG_MTD_UBI_WL_THRESHOLD=4096 -CONFIG_NET_DEVLINK=y -CONFIG_NET_DSA=y -CONFIG_NET_DSA_LANTIQ_GSWIP=y -CONFIG_NET_DSA_TAG_GSWIP=y -CONFIG_NET_FLOW_LIMIT=y -CONFIG_NET_SWITCHDEV=y -CONFIG_NLS=y -CONFIG_NR_CPUS=2 -CONFIG_PADATA=y -CONFIG_PCI=y -CONFIG_PCIEPORTBUS=y -CONFIG_PCIE_LANTIQ=y -CONFIG_PCI_DOMAINS=y -CONFIG_PCI_LANTIQ=y -CONFIG_PHYLINK=y -CONFIG_PHY_LANTIQ_VRX200_PCIE=y -CONFIG_POWER_RESET_GPIO=y -CONFIG_POWER_SUPPLY=y -CONFIG_POWER_SUPPLY_HWMON=y -CONFIG_QUEUED_RWLOCKS=y -CONFIG_QUEUED_SPINLOCKS=y -CONFIG_REGULATOR=y -CONFIG_REGULATOR_FIXED_VOLTAGE=y -CONFIG_RFS_ACCEL=y -CONFIG_RPS=y -CONFIG_SENSORS_LTQ_CPUTEMP=y -CONFIG_SGL_ALLOC=y -CONFIG_SMP=y -CONFIG_SMP_UP=y -CONFIG_SYNC_R4K=y -CONFIG_SYS_SUPPORTS_SCHED_SMT=y -CONFIG_SYS_SUPPORTS_SMP=y -CONFIG_TREE_RCU=y -CONFIG_TREE_SRCU=y -CONFIG_UBIFS_FS=y -CONFIG_USB=y -CONFIG_USB_COMMON=y -CONFIG_USB_SUPPORT=y -CONFIG_XPS=y -CONFIG_XXHASH=y -CONFIG_ZLIB_DEFLATE=y -CONFIG_ZLIB_INFLATE=y -CONFIG_ZSTD_COMPRESS=y -CONFIG_ZSTD_DECOMPRESS=y diff --git a/target/linux/lantiq/xway/config-5.4 b/target/linux/lantiq/xway/config-5.4 deleted file mode 100644 index 42004b0d4d..0000000000 --- a/target/linux/lantiq/xway/config-5.4 +++ /dev/null @@ -1,44 +0,0 @@ -CONFIG_ADM6996_PHY=y -CONFIG_AR8216_PHY=y -CONFIG_AT803X_PHY=y -CONFIG_BLK_MQ_PCI=y -CONFIG_CRC16=y -CONFIG_CRYPTO_ACOMP2=y -CONFIG_CRYPTO_HASH_INFO=y -CONFIG_CRYPTO_LZO=y -CONFIG_GENERIC_ALLOCATOR=y -CONFIG_INPUT=y -CONFIG_INPUT_EVDEV=y -CONFIG_INPUT_POLLDEV=y -# CONFIG_ISDN is not set -CONFIG_LANTIQ_ETOP=y -CONFIG_LZO_COMPRESS=y -CONFIG_LZO_DECOMPRESS=y -CONFIG_MTD_NAND_CORE=y -CONFIG_MTD_NAND_ECC_SW_HAMMING=y -CONFIG_MTD_NAND_XWAY=y -CONFIG_MTD_RAW_NAND=y -CONFIG_MTD_UBI=y -CONFIG_MTD_UBI_BEB_LIMIT=20 -CONFIG_MTD_UBI_BLOCK=y -CONFIG_MTD_UBI_WL_THRESHOLD=4096 -CONFIG_NLS=y -CONFIG_PCI=y -# CONFIG_PCIE_LANTIQ is not set -CONFIG_PCI_DOMAINS=y -CONFIG_PCI_LANTIQ=y -CONFIG_PSB6970_PHY=y -CONFIG_REGULATOR=y -CONFIG_REGULATOR_FIXED_VOLTAGE=y -CONFIG_RTL8306_PHY=y -CONFIG_RTL8366RB_PHY=y -CONFIG_RTL8366S_PHY=y -CONFIG_RTL8366_SMI=y -CONFIG_RTL8367B_PHY=y -CONFIG_RTL8367_PHY=y -CONFIG_SGL_ALLOC=y -CONFIG_SWCONFIG=y -CONFIG_UBIFS_FS=y -CONFIG_USB=y -CONFIG_USB_COMMON=y -CONFIG_USB_SUPPORT=y diff --git a/target/linux/lantiq/xway_legacy/config-5.4 b/target/linux/lantiq/xway_legacy/config-5.4 deleted file mode 100644 index a44822ee91..0000000000 --- a/target/linux/lantiq/xway_legacy/config-5.4 +++ /dev/null @@ -1,38 +0,0 @@ -CONFIG_ADM6996_PHY=y -CONFIG_AR8216_PHY=y -CONFIG_BLK_MQ_PCI=y -CONFIG_CRC16=y -CONFIG_CRYPTO_ACOMP2=y -CONFIG_CRYPTO_DEFLATE=y -CONFIG_CRYPTO_LZO=y -CONFIG_GENERIC_ALLOCATOR=y -# CONFIG_GPIO_SYSFS is not set -# CONFIG_HW_RANDOM is not set -CONFIG_INPUT=y -CONFIG_INPUT_EVDEV=y -CONFIG_INPUT_POLLDEV=y -# CONFIG_ISDN is not set -CONFIG_LANTIQ_ETOP=y -CONFIG_LZO_COMPRESS=y -CONFIG_LZO_DECOMPRESS=y -CONFIG_NLS=y -CONFIG_PCI=y -# CONFIG_PCIE_LANTIQ is not set -CONFIG_PCI_DOMAINS=y -CONFIG_PCI_LANTIQ=y -CONFIG_PSB6970_PHY=y -CONFIG_REGULATOR=y -CONFIG_REGULATOR_FIXED_VOLTAGE=y -CONFIG_RTL8306_PHY=y -CONFIG_RTL8366RB_PHY=y -CONFIG_RTL8366S_PHY=y -CONFIG_RTL8366_SMI=y -CONFIG_RTL8367B_PHY=y -CONFIG_RTL8367_PHY=y -CONFIG_SGL_ALLOC=y -CONFIG_SWCONFIG=y -CONFIG_USB=y -CONFIG_USB_COMMON=y -CONFIG_USB_SUPPORT=y -CONFIG_ZLIB_DEFLATE=y -CONFIG_ZLIB_INFLATE=y |