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| author | Hauke Mehrtens <hauke@hauke-m.de> | 2020-02-29 16:49:09 +0100 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2020-03-12 09:28:23 +0100 |
| commit | 8334e04d24462b6fa3b53c77442a21f473149a1d (patch) | |
| tree | 679fbfabaf7b53bd3d359092c77eb46a8a09ec45 /target/linux/gemini | |
| parent | 7a6a85ce108c4883c0d99d5ecdd30512af11dff4 (diff) | |
| download | upstream-8334e04d24462b6fa3b53c77442a21f473149a1d.tar.gz upstream-8334e04d24462b6fa3b53c77442a21f473149a1d.tar.bz2 upstream-8334e04d24462b6fa3b53c77442a21f473149a1d.zip | |
gemini: Remove kernel 4.14 support
This target was switched to kernel 4.19 more than 6 months ago in commit
f342ffd300da ("treewide: kernel: bump some targets to 4.19") and now
with kernel 5.4 support being added it gets harder to support kernel
4.14 in addition to kernel 4.19 and 5.4.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/gemini')
40 files changed, 0 insertions, 7766 deletions
diff --git a/target/linux/gemini/config-4.14 b/target/linux/gemini/config-4.14 deleted file mode 100644 index fb96aa78c7..0000000000 --- a/target/linux/gemini/config-4.14 +++ /dev/null @@ -1,435 +0,0 @@ -CONFIG_ALIGNMENT_TRAP=y -CONFIG_AMBA_PL08X=y -CONFIG_ARCH_CLOCKSOURCE_DATA=y -CONFIG_ARCH_GEMINI=y -CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y -CONFIG_ARCH_HAS_ELF_RANDOMIZE=y -CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y -CONFIG_ARCH_HAS_RESET_CONTROLLER=y -CONFIG_ARCH_HAS_SET_MEMORY=y -CONFIG_ARCH_HAS_SG_CHAIN=y -CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y -CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y -CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y -CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y -# CONFIG_ARCH_MOXART is not set -CONFIG_ARCH_MULTIPLATFORM=y -# CONFIG_ARCH_MULTI_CPU_AUTO is not set -CONFIG_ARCH_MULTI_V4=y -# CONFIG_ARCH_MULTI_V4T is not set -CONFIG_ARCH_MULTI_V4_V5=y -# CONFIG_ARCH_MULTI_V5 is not set -CONFIG_ARCH_NR_GPIO=0 -CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y -# CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT is not set -# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set -# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set -CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y -CONFIG_ARCH_SUPPORTS_UPROBES=y -CONFIG_ARCH_USE_BUILTIN_BSWAP=y -CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y -CONFIG_ARCH_WANT_GENERAL_HUGETLB=y -CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y -CONFIG_ARM=y -CONFIG_ARM_AMBA=y -CONFIG_ARM_APPENDED_DTB=y -# CONFIG_ARM_ATAG_DTB_COMPAT is not set -CONFIG_ARM_HAS_SG_CHAIN=y -CONFIG_ARM_L1_CACHE_SHIFT=5 -CONFIG_ARM_PATCH_PHYS_VIRT=y -# CONFIG_ARM_SMMU is not set -# CONFIG_ARM_SP805_WATCHDOG is not set -CONFIG_ARM_UNWIND=y -CONFIG_ATA=y -CONFIG_ATAGS=y -CONFIG_ATA_VERBOSE_ERROR=y -CONFIG_AUTO_ZRELADDR=y -CONFIG_BLK_DEV_SD=y -CONFIG_BLK_MQ_PCI=y -CONFIG_BLK_SCSI_REQUEST=y -CONFIG_BOUNCE=y -# CONFIG_BPF_SYSCALL is not set -# CONFIG_CACHE_L2X0 is not set -CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_CLKDEV_LOOKUP=y -CONFIG_CLKSRC_MMIO=y -CONFIG_CLONE_BACKWARDS=y -CONFIG_COMMON_CLK=y -CONFIG_COMMON_CLK_GEMINI=y -CONFIG_CONSOLE_TRANSLATIONS=y -CONFIG_COREDUMP=y -CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y -CONFIG_CPU_32v4=y -CONFIG_CPU_ABRT_EV4=y -# CONFIG_CPU_BPREDICT_DISABLE is not set -CONFIG_CPU_CACHE_FA=y -CONFIG_CPU_CACHE_VIVT=y -CONFIG_CPU_COPY_FA=y -CONFIG_CPU_CP15=y -CONFIG_CPU_CP15_MMU=y -# CONFIG_CPU_DCACHE_WRITETHROUGH is not set -CONFIG_CPU_FA526=y -# CONFIG_CPU_ICACHE_DISABLE is not set -CONFIG_CPU_NO_EFFICIENT_FFS=y -CONFIG_CPU_PABRT_LEGACY=y -CONFIG_CPU_TLB_FA=y -CONFIG_CPU_USE_DOMAINS=y -CONFIG_CRASH_CORE=y -CONFIG_CRC16=y -# CONFIG_CRC32_SARWATE is not set -CONFIG_CRC32_SLICEBY8=y -CONFIG_CRC_CCITT=y -CONFIG_CRC_ITU_T=y -CONFIG_CROSS_MEMORY_ATTACH=y -CONFIG_CRYPTO_AEAD=y -CONFIG_CRYPTO_AEAD2=y -CONFIG_CRYPTO_CCM=y -CONFIG_CRYPTO_CMAC=y -CONFIG_CRYPTO_CRC32C=y -CONFIG_CRYPTO_CTR=y -CONFIG_CRYPTO_DES=y -CONFIG_CRYPTO_DRBG=y -CONFIG_CRYPTO_DRBG_HMAC=y -CONFIG_CRYPTO_DRBG_MENU=y -CONFIG_CRYPTO_ECB=y -CONFIG_CRYPTO_ECHAINIV=y -CONFIG_CRYPTO_GCM=y -CONFIG_CRYPTO_GF128MUL=y -CONFIG_CRYPTO_GHASH=y -CONFIG_CRYPTO_HASH=y -CONFIG_CRYPTO_HASH2=y -CONFIG_CRYPTO_HMAC=y -CONFIG_CRYPTO_HW=y -CONFIG_CRYPTO_JITTERENTROPY=y -CONFIG_CRYPTO_MANAGER=y -CONFIG_CRYPTO_MANAGER2=y -CONFIG_CRYPTO_MD4=y -CONFIG_CRYPTO_MD5=y -CONFIG_CRYPTO_NULL=y -CONFIG_CRYPTO_NULL2=y -CONFIG_CRYPTO_RNG=y -CONFIG_CRYPTO_RNG2=y -CONFIG_CRYPTO_RNG_DEFAULT=y -CONFIG_CRYPTO_SEQIV=y -CONFIG_CRYPTO_SHA256=y -CONFIG_CRYPTO_WORKQUEUE=y -CONFIG_DEBUG_BUGVERBOSE=y -CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S" -CONFIG_DEBUG_MEMORY_INIT=y -# CONFIG_DEBUG_UART_8250 is not set -# CONFIG_DEBUG_USER is not set -CONFIG_DECOMPRESS_BZIP2=y -CONFIG_DECOMPRESS_GZIP=y -CONFIG_DECOMPRESS_LZ4=y -CONFIG_DECOMPRESS_LZMA=y -CONFIG_DECOMPRESS_LZO=y -CONFIG_DECOMPRESS_XZ=y -CONFIG_DEFAULT_CFQ=y -# CONFIG_DEFAULT_DEADLINE is not set -CONFIG_DEFAULT_IOSCHED="cfq" -CONFIG_DMADEVICES=y -CONFIG_DMATEST=y -CONFIG_DMA_ENGINE=y -CONFIG_DMA_ENGINE_RAID=y -CONFIG_DMA_OF=y -CONFIG_DMA_SHARED_BUFFER=y -CONFIG_DMA_VIRTUAL_CHANNELS=y -CONFIG_DTC=y -CONFIG_DUMMY_CONSOLE=y -CONFIG_EDAC_ATOMIC_SCRUB=y -CONFIG_EDAC_SUPPORT=y -CONFIG_EEPROM_93CX6=y -CONFIG_ELF_CORE=y -# CONFIG_EMBEDDED is not set -# CONFIG_ENABLE_WARN_DEPRECATED is not set -# CONFIG_EXPERT is not set -CONFIG_EXT4_FS=y -CONFIG_FARADAY_FTINTC010=y -CONFIG_FHANDLE=y -CONFIG_FIRMWARE_IN_KERNEL=y -CONFIG_FIXED_PHY=y -CONFIG_FIX_EARLYCON_MEM=y -# CONFIG_FPE_FASTFPE is not set -# CONFIG_FPE_NWFPE is not set -CONFIG_FS_MBCACHE=y -CONFIG_FS_POSIX_ACL=y -CONFIG_FTTMR010_TIMER=y -CONFIG_FTWDT010_WATCHDOG=y -# CONFIG_FW_LOADER_USER_HELPER_FALLBACK is not set -CONFIG_GEMINI_ETHERNET=y -CONFIG_GENERIC_ALLOCATOR=y -CONFIG_GENERIC_ATOMIC64=y -CONFIG_GENERIC_BUG=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_GENERIC_CPU_AUTOPROBE=y -CONFIG_GENERIC_EARLY_IOREMAP=y -CONFIG_GENERIC_IDLE_POLL_SETUP=y -CONFIG_GENERIC_IO=y -CONFIG_GENERIC_IRQ_SHOW=y -CONFIG_GENERIC_IRQ_SHOW_LEVEL=y -CONFIG_GENERIC_PCI_IOMAP=y -CONFIG_GENERIC_PINCONF=y -CONFIG_GENERIC_SCHED_CLOCK=y -CONFIG_GENERIC_SMP_IDLE_THREAD=y -CONFIG_GENERIC_STRNCPY_FROM_USER=y -CONFIG_GENERIC_STRNLEN_USER=y -CONFIG_GLOB=y -CONFIG_GPIOLIB=y -CONFIG_GPIOLIB_IRQCHIP=y -CONFIG_GPIO_FTGPIO010=y -CONFIG_GPIO_GENERIC=y -# CONFIG_GRO_CELLS is not set -CONFIG_HANDLE_DOMAIN_IRQ=y -CONFIG_HARDIRQS_SW_RESEND=y -CONFIG_HAS_DMA=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT_MAP=y -# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set -# CONFIG_HAVE_ARCH_BITREVERSE is not set -CONFIG_HAVE_ARCH_JUMP_LABEL=y -CONFIG_HAVE_ARCH_KGDB=y -CONFIG_HAVE_ARCH_PFN_VALID=y -CONFIG_HAVE_ARCH_TRACEHOOK=y -# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set -CONFIG_HAVE_CC_STACKPROTECTOR=y -CONFIG_HAVE_CLK=y -CONFIG_HAVE_CLK_PREPARE=y -CONFIG_HAVE_CONTEXT_TRACKING=y -CONFIG_HAVE_C_RECORDMCOUNT=y -CONFIG_HAVE_DEBUG_KMEMLEAK=y -CONFIG_HAVE_DMA_API_DEBUG=y -CONFIG_HAVE_DMA_CONTIGUOUS=y -CONFIG_HAVE_DYNAMIC_FTRACE=y -CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y -CONFIG_HAVE_EBPF_JIT=y -CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y -CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y -CONFIG_HAVE_FUNCTION_TRACER=y -CONFIG_HAVE_GENERIC_DMA_COHERENT=y -CONFIG_HAVE_IDE=y -CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y -CONFIG_HAVE_MEMBLOCK=y -CONFIG_HAVE_MOD_ARCH_SPECIFIC=y -CONFIG_HAVE_NET_DSA=y -CONFIG_HAVE_OPROFILE=y -CONFIG_HAVE_OPTPROBES=y -CONFIG_HAVE_PERF_EVENTS=y -CONFIG_HAVE_PERF_REGS=y -CONFIG_HAVE_PERF_USER_STACK_DUMP=y -CONFIG_HAVE_PROC_CPU=y -CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y -CONFIG_HAVE_SYSCALL_TRACEPOINTS=y -CONFIG_HAVE_UID16=y -CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y -CONFIG_HIGHMEM=y -CONFIG_HIGHPTE=y -CONFIG_HWMON=y -CONFIG_HW_CONSOLE=y -CONFIG_HZ_FIXED=0 -CONFIG_I2C=y -CONFIG_I2C_ALGOBIT=y -CONFIG_I2C_BOARDINFO=y -CONFIG_I2C_COMPAT=y -CONFIG_I2C_GPIO=y -CONFIG_I2C_HELPER_AUTO=y -CONFIG_INITRAMFS_SOURCE="" -CONFIG_INPUT=y -CONFIG_IOMMU_HELPER=y -# CONFIG_IOMMU_IO_PGTABLE_ARMV7S is not set -# CONFIG_IOMMU_IO_PGTABLE_LPAE is not set -CONFIG_IOMMU_SUPPORT=y -CONFIG_IOSCHED_CFQ=y -CONFIG_IPC_NS=y -CONFIG_IRQCHIP=y -CONFIG_IRQ_DOMAIN=y -CONFIG_IRQ_FORCED_THREADING=y -CONFIG_IRQ_WORK=y -# CONFIG_ISDN is not set -CONFIG_JBD2=y -CONFIG_KALLSYMS=y -CONFIG_KERNEL_LZMA=y -# CONFIG_KERNEL_XZ is not set -CONFIG_KEXEC=y -CONFIG_KEXEC_CORE=y -# CONFIG_LDM_DEBUG is not set -CONFIG_LDM_PARTITION=y -CONFIG_LEDS_TRIGGER_DISK=y -CONFIG_LIBFDT=y -CONFIG_LZ4_DECOMPRESS=y -CONFIG_LZO_DECOMPRESS=y -CONFIG_MANDATORY_FILE_LOCKING=y -CONFIG_MDIO_BITBANG=y -CONFIG_MDIO_BUS=y -CONFIG_MDIO_DEVICE=y -CONFIG_MDIO_GPIO=y -CONFIG_MFD_SYSCON=y -CONFIG_MIGHT_HAVE_PCI=y -CONFIG_MIGRATION=y -CONFIG_MODULES_USE_ELF_REL=y -# CONFIG_MODULE_UNLOAD is not set -CONFIG_MQ_IOSCHED_DEADLINE=y -CONFIG_MQ_IOSCHED_KYBER=y -CONFIG_MTD_CFI_STAA=y -# CONFIG_MTD_COMPLEX_MAPPINGS is not set -CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_PHYSMAP_OF_GEMINI=y -CONFIG_MTD_SPLIT_FIRMWARE=y -CONFIG_MTD_SPLIT_WRGG_FW=y -CONFIG_MULTI_IRQ_HANDLER=y -CONFIG_NAMESPACES=y -CONFIG_NEED_DMA_MAP_STATE=y -CONFIG_NEED_KUSER_HELPERS=y -CONFIG_NEED_PER_CPU_KM=y -CONFIG_NET_DSA=y -CONFIG_NET_NS=y -CONFIG_NET_PACKET_ENGINE=y -CONFIG_NET_SWITCHDEV=y -CONFIG_NET_VENDOR_CORTINA=y -CONFIG_NLS=y -CONFIG_NO_BOOTMEM=y -CONFIG_NO_HZ_COMMON=y -CONFIG_NO_HZ_IDLE=y -CONFIG_NVMEM=y -CONFIG_OABI_COMPAT=y -CONFIG_OF=y -CONFIG_OF_ADDRESS=y -CONFIG_OF_ADDRESS_PCI=y -CONFIG_OF_EARLY_FLATTREE=y -CONFIG_OF_FLATTREE=y -CONFIG_OF_GPIO=y -CONFIG_OF_IRQ=y -CONFIG_OF_MDIO=y -CONFIG_OF_NET=y -CONFIG_OF_PCI=y -CONFIG_OF_PCI_IRQ=y -CONFIG_OF_RESERVED_MEM=y -CONFIG_OLD_SIGACTION=y -CONFIG_OLD_SIGSUSPEND3=y -CONFIG_PAGE_OFFSET=0xC0000000 -# CONFIG_PANIC_ON_OOPS is not set -CONFIG_PANIC_ON_OOPS_VALUE=0 -CONFIG_PANIC_TIMEOUT=0 -CONFIG_PATA_FTIDE010=y -CONFIG_PCI=y -CONFIG_PCI_DOMAINS=y -CONFIG_PCI_DOMAINS_GENERIC=y -CONFIG_PCI_FTPCI100=y -CONFIG_PERF_USE_VMALLOC=y -CONFIG_PGTABLE_LEVELS=2 -CONFIG_PHYLIB=y -CONFIG_PID_NS=y -CONFIG_PINCTRL=y -CONFIG_PINCTRL_GEMINI=y -# CONFIG_PINCTRL_SINGLE is not set -CONFIG_PM=y -CONFIG_PM_CLK=y -# CONFIG_PM_DEBUG is not set -CONFIG_POWER_RESET=y -CONFIG_POWER_RESET_GEMINI_POWEROFF=y -CONFIG_POWER_RESET_SYSCON=y -CONFIG_PREEMPT=y -CONFIG_PREEMPT_COUNT=y -# CONFIG_PREEMPT_NONE is not set -CONFIG_PREEMPT_RCU=y -CONFIG_PROC_PAGE_MONITOR=y -CONFIG_RATIONAL=y -CONFIG_RCU_CPU_STALL_TIMEOUT=21 -# CONFIG_RCU_EXPERT is not set -CONFIG_RCU_NEED_SEGCBLIST=y -CONFIG_RCU_STALL_COMMON=y -CONFIG_RD_BZIP2=y -CONFIG_RD_GZIP=y -CONFIG_RD_LZ4=y -CONFIG_RD_LZMA=y -CONFIG_RD_LZO=y -CONFIG_RD_XZ=y -CONFIG_REALTEK_PHY=y -CONFIG_REGMAP=y -CONFIG_REGMAP_I2C=y -CONFIG_REGMAP_MMIO=y -CONFIG_REGMAP_SPI=y -CONFIG_REGULATOR=y -CONFIG_REGULATOR_FIXED_VOLTAGE=y -CONFIG_RELAY=y -CONFIG_RESET_CONTROLLER=y -CONFIG_RTC_CLASS=y -# CONFIG_RTC_DRV_CMOS is not set -CONFIG_RTC_DRV_FTRTC010=y -CONFIG_RTC_I2C_AND_SPI=y -CONFIG_RTC_NVMEM=y -CONFIG_RWSEM_XCHGADD_ALGORITHM=y -CONFIG_SATA_GEMINI=y -CONFIG_SATA_PMP=y -# CONFIG_SCHED_INFO is not set -CONFIG_SCSI=y -# CONFIG_SCSI_LOWLEVEL is not set -# CONFIG_SCSI_PROC_FS is not set -CONFIG_SENSORS_GPIO_FAN=y -CONFIG_SENSORS_LM75=y -CONFIG_SERIAL_8250_DEPRECATED_OPTIONS=y -CONFIG_SERIAL_8250_EXAR=y -CONFIG_SERIAL_8250_FSL=y -CONFIG_SERIAL_8250_NR_UARTS=1 -CONFIG_SERIAL_8250_PCI=y -CONFIG_SERIAL_8250_RUNTIME_UARTS=1 -# CONFIG_SERIAL_AMBA_PL011 is not set -CONFIG_SERIAL_OF_PLATFORM=y -CONFIG_SERIO=y -CONFIG_SERIO_LIBPS2=y -CONFIG_SERIO_SERPORT=y -CONFIG_SG_POOL=y -CONFIG_SLUB_DEBUG=y -CONFIG_SPARSE_IRQ=y -CONFIG_SPI=y -CONFIG_SPI_BITBANG=y -CONFIG_SPI_GPIO=y -CONFIG_SPI_MASTER=y -CONFIG_SPLIT_PTLOCK_CPUS=999999 -CONFIG_SRCU=y -# CONFIG_STAGING is not set -# CONFIG_STRIP_ASM_SYMS is not set -CONFIG_SWIOTLB=y -CONFIG_SWPHY=y -CONFIG_SYNC_FILE=y -CONFIG_SYSFS_SYSCALL=y -CONFIG_SYS_SUPPORTS_APM_EMULATION=y -CONFIG_TASKS_RCU=y -# CONFIG_TCP_CONG_ADVANCED is not set -CONFIG_THERMAL=y -CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE=y -CONFIG_THERMAL_EMERGENCY_POWEROFF_DELAY_MS=0 -CONFIG_THERMAL_GOV_STEP_WISE=y -CONFIG_THERMAL_HWMON=y -CONFIG_THERMAL_OF=y -CONFIG_TICK_CPU_ACCOUNTING=y -CONFIG_TIMER_OF=y -CONFIG_TIMER_PROBE=y -CONFIG_TMPFS_POSIX_ACL=y -CONFIG_TREE_SRCU=y -CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h" -CONFIG_UNINLINE_SPIN_UNLOCK=y -CONFIG_USB_SUPPORT=y -# CONFIG_USERIO is not set -CONFIG_USER_NS=y -CONFIG_USE_OF=y -CONFIG_UTS_NS=y -CONFIG_VECTORS_BASE=0xffff0000 -CONFIG_VGA_ARB=y -CONFIG_VGA_ARB_MAX_GPUS=16 -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_VT=y -CONFIG_VT_CONSOLE=y -# CONFIG_VT_HW_CONSOLE_BINDING is not set -CONFIG_WATCHDOG_CORE=y -# CONFIG_WQ_POWER_EFFICIENT_DEFAULT is not set -CONFIG_XZ_DEC_ARM=y -CONFIG_XZ_DEC_ARMTHUMB=y -CONFIG_XZ_DEC_BCJ=y -CONFIG_XZ_DEC_IA64=y -CONFIG_XZ_DEC_POWERPC=y -CONFIG_XZ_DEC_SPARC=y -CONFIG_XZ_DEC_X86=y -CONFIG_ZBOOT_ROM_BSS=0 -CONFIG_ZBOOT_ROM_TEXT=0 -CONFIG_ZLIB_INFLATE=y diff --git a/target/linux/gemini/patches-4.14/0001-cache-patch-from-OpenWRT.patch b/target/linux/gemini/patches-4.14/0001-cache-patch-from-OpenWRT.patch deleted file mode 100644 index 4430ffee9d..0000000000 --- a/target/linux/gemini/patches-4.14/0001-cache-patch-from-OpenWRT.patch +++ /dev/null @@ -1,50 +0,0 @@ -From 57615e112aba6ae4c831d50e769c2c102f013686 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Tue, 7 Jun 2016 22:53:24 +0200 -Subject: [PATCH 01/31] cache patch from OpenWRT - ---- - arch/arm/mm/cache-fa.S | 17 ++++++++++++++++- - 1 file changed, 16 insertions(+), 1 deletion(-) - ---- a/arch/arm/mm/cache-fa.S -+++ b/arch/arm/mm/cache-fa.S -@@ -24,7 +24,8 @@ - /* - * The size of one data cache line. - */ --#define CACHE_DLINESIZE 16 -+#define CACHE_DLINESIZE 16 -+#define CACHE_DLINESHIFT 4 - - /* - * The total size of the data cache. -@@ -169,7 +170,17 @@ ENTRY(fa_flush_kern_dcache_area) - * - start - virtual start address - * - end - virtual end address - */ -+__flush_whole_dcache: -+ mcr p15, 0, r0, c7, c14, 0 @ clean/invalidate D cache -+ mov r0, #0 -+ mcr p15, 0, r0, c7, c10, 4 @ drain write buffer -+ mov pc, lr -+ - fa_dma_inv_range: -+ sub r3, r1, r0 @ calculate total size -+ cmp r3, #CACHE_DLIMIT @ total size >= limit? -+ bhs __flush_whole_dcache @ flush whole D cache -+ - tst r0, #CACHE_DLINESIZE - 1 - bic r0, r0, #CACHE_DLINESIZE - 1 - mcrne p15, 0, r0, c7, c14, 1 @ clean & invalidate D entry -@@ -193,6 +204,10 @@ fa_dma_inv_range: - * - end - virtual end address - */ - fa_dma_clean_range: -+ sub r3, r1, r0 @ calculate total size -+ cmp r3, #CACHE_DLIMIT @ total size >= limit? -+ bhs __flush_whole_dcache @ flush whole D cache -+ - bic r0, r0, #CACHE_DLINESIZE - 1 - 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry - add r0, r0, #CACHE_DLINESIZE diff --git a/target/linux/gemini/patches-4.14/0002-pinctrl-gemini-Add-missing-functions.patch b/target/linux/gemini/patches-4.14/0002-pinctrl-gemini-Add-missing-functions.patch deleted file mode 100644 index d4e93f88b2..0000000000 --- a/target/linux/gemini/patches-4.14/0002-pinctrl-gemini-Add-missing-functions.patch +++ /dev/null @@ -1,33 +0,0 @@ -From fd7823e6993f440930e9cb85e56375be5823485c Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 14 Oct 2017 17:13:03 +0200 -Subject: [PATCH 02/31] pinctrl: gemini: Add missing functions - -Some two functions were missing from the Gemini pin control -driver. Noticed when trying to use ethernet. Fix it up by -adding them. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/pinctrl/pinctrl-gemini.c | 10 ++++++++++ - 1 file changed, 10 insertions(+) - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -2102,6 +2102,16 @@ static const struct gemini_pmx_func gemi - .num_groups = ARRAY_SIZE(satagrps), - }, - { -+ .name = "usb", -+ .groups = usbgrps, -+ .num_groups = ARRAY_SIZE(usbgrps), -+ }, -+ { -+ .name = "gmii", -+ .groups = gmiigrps, -+ .num_groups = ARRAY_SIZE(gmiigrps), -+ }, -+ { - .name = "pci", - .groups = pcigrps, - .num_groups = ARRAY_SIZE(pcigrps), diff --git a/target/linux/gemini/patches-4.14/0003-ARM-dts-Add-TVE200-to-the-Gemini-SoC-DTSI.patch b/target/linux/gemini/patches-4.14/0003-ARM-dts-Add-TVE200-to-the-Gemini-SoC-DTSI.patch deleted file mode 100644 index 81d9788af0..0000000000 --- a/target/linux/gemini/patches-4.14/0003-ARM-dts-Add-TVE200-to-the-Gemini-SoC-DTSI.patch +++ /dev/null @@ -1,51 +0,0 @@ -From 00e53d08bbe92051765c5bb94223b6f628cd3740 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Wed, 11 Oct 2017 19:45:19 +0200 -Subject: [PATCH 03/31] ARM: dts: Add TVE200 to the Gemini SoC DTSI - -The Faraday TVE200 is present in the Gemini SoC, sometimes -under the name "TVC". Add it to the SoC DTSI file along with -its resources. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Signed-off-by: Arnd Bergmann <arnd@arndb.de> ---- - arch/arm/boot/dts/gemini.dtsi | 21 +++++++++++++++++++++ - 1 file changed, 21 insertions(+) - ---- a/arch/arm/boot/dts/gemini.dtsi -+++ b/arch/arm/boot/dts/gemini.dtsi -@@ -142,6 +142,12 @@ - groups = "idegrp"; - }; - }; -+ tvc_default_pins: pinctrl-tvc { -+ mux { -+ function = "tvc"; -+ groups = "tvcgrp"; -+ }; -+ }; - }; - }; - -@@ -348,5 +354,20 @@ - memcpy-bus-width = <32>; - #dma-cells = <2>; - }; -+ -+ display-controller@6a000000 { -+ compatible = "cortina,gemini-tvc", "faraday,tve200"; -+ reg = <0x6a000000 0x1000>; -+ interrupts = <13 IRQ_TYPE_EDGE_RISING>; -+ resets = <&syscon GEMINI_RESET_TVC>; -+ clocks = <&syscon GEMINI_CLK_GATE_TVC>, -+ <&syscon GEMINI_CLK_TVC>; -+ clock-names = "PCLK", "TVE"; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&tvc_default_pins>; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ status = "disabled"; -+ }; - }; - }; diff --git a/target/linux/gemini/patches-4.14/0004-pinctrl-Add-skew-delay-pin-config-and-bindings.patch b/target/linux/gemini/patches-4.14/0004-pinctrl-Add-skew-delay-pin-config-and-bindings.patch deleted file mode 100644 index ac39a3282d..0000000000 --- a/target/linux/gemini/patches-4.14/0004-pinctrl-Add-skew-delay-pin-config-and-bindings.patch +++ /dev/null @@ -1,73 +0,0 @@ -From eb3742c4250c6a79e7080bdb6286e5df50c7f26a Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 28 Oct 2017 15:37:17 +0200 -Subject: [PATCH 04/31] pinctrl: Add skew-delay pin config and bindings - -Some pin controllers (such as the Gemini) can control the -expected clock skew and output delay on certain pins with a -sub-nanosecond granularity. This is typically done by shunting -in a number of double inverters in front of or behind the pin. -Make it possible to configure this with a generic binding. - -Cc: devicetree@vger.kernel.org -Acked-by: Rob Herring <robh@kernel.org> -Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt | 4 ++++ - drivers/pinctrl/pinconf-generic.c | 2 ++ - include/linux/pinctrl/pinconf-generic.h | 5 +++++ - 3 files changed, 11 insertions(+) - ---- a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt -+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt -@@ -271,6 +271,10 @@ output-high - set the pin to output mod - sleep-hardware-state - indicate this is sleep related state which will be programmed - into the registers for the sleep state. - slew-rate - set the slew rate -+skew-delay - this affects the expected clock skew on input pins -+ and the delay before latching a value to an output -+ pin. Typically indicates how many double-inverters are -+ used to delay the signal. - - For example: - ---- a/drivers/pinctrl/pinconf-generic.c -+++ b/drivers/pinctrl/pinconf-generic.c -@@ -49,6 +49,7 @@ static const struct pin_config_item conf - PCONFDUMP(PIN_CONFIG_POWER_SOURCE, "pin power source", "selector", true), - PCONFDUMP(PIN_CONFIG_SLEEP_HARDWARE_STATE, "sleep hardware state", NULL, false), - PCONFDUMP(PIN_CONFIG_SLEW_RATE, "slew rate", NULL, true), -+ PCONFDUMP(PIN_CONFIG_SKEW_DELAY, "skew delay", NULL, true), - }; - - static void pinconf_generic_dump_one(struct pinctrl_dev *pctldev, -@@ -181,6 +182,7 @@ static const struct pinconf_generic_para - { "power-source", PIN_CONFIG_POWER_SOURCE, 0 }, - { "sleep-hardware-state", PIN_CONFIG_SLEEP_HARDWARE_STATE, 0 }, - { "slew-rate", PIN_CONFIG_SLEW_RATE, 0 }, -+ { "skew-delay", PIN_CONFIG_SKEW_DELAY, 0 }, - }; - - /** ---- a/include/linux/pinctrl/pinconf-generic.h -+++ b/include/linux/pinctrl/pinconf-generic.h -@@ -90,6 +90,10 @@ - * @PIN_CONFIG_SLEW_RATE: if the pin can select slew rate, the argument to - * this parameter (on a custom format) tells the driver which alternative - * slew rate to use. -+ * @PIN_CONFIG_SKEW_DELAY: if the pin has programmable skew rate (on inputs) -+ * or latch delay (on outputs) this parameter (in a custom format) -+ * specifies the clock skew or latch delay. It typically controls how -+ * many double inverters are put in front of the line. - * @PIN_CONFIG_END: this is the last enumerator for pin configurations, if - * you need to pass in custom configurations to the pin controller, use - * PIN_CONFIG_END+1 as the base offset. -@@ -117,6 +121,7 @@ enum pin_config_param { - PIN_CONFIG_POWER_SOURCE, - PIN_CONFIG_SLEEP_HARDWARE_STATE, - PIN_CONFIG_SLEW_RATE, -+ PIN_CONFIG_SKEW_DELAY, - PIN_CONFIG_END = 0x7F, - PIN_CONFIG_MAX = 0xFF, - }; diff --git a/target/linux/gemini/patches-4.14/0005-pinctrl-gemini-Use-generic-DT-parser.patch b/target/linux/gemini/patches-4.14/0005-pinctrl-gemini-Use-generic-DT-parser.patch deleted file mode 100644 index f9debdd900..0000000000 --- a/target/linux/gemini/patches-4.14/0005-pinctrl-gemini-Use-generic-DT-parser.patch +++ /dev/null @@ -1,112 +0,0 @@ -From 09240ae27ffca65518f7b9d2360c020c1b1ddabe Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 28 Oct 2017 15:37:18 +0200 -Subject: [PATCH 05/31] pinctrl: gemini: Use generic DT parser - -We can just use the generic Device Tree parser code -in this driver and save some code. - -Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/pinctrl/Kconfig | 1 + - drivers/pinctrl/pinctrl-gemini.c | 66 +++------------------------------------- - 2 files changed, 5 insertions(+), 62 deletions(-) - ---- a/drivers/pinctrl/Kconfig -+++ b/drivers/pinctrl/Kconfig -@@ -153,6 +153,7 @@ config PINCTRL_GEMINI - depends on ARCH_GEMINI - default ARCH_GEMINI - select PINMUX -+ select GENERIC_PINCONF - select MFD_SYSCON - - config PINCTRL_MCP23S08 ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -13,6 +13,8 @@ - #include <linux/pinctrl/machine.h> - #include <linux/pinctrl/pinctrl.h> - #include <linux/pinctrl/pinmux.h> -+#include <linux/pinctrl/pinconf.h> -+#include <linux/pinctrl/pinconf-generic.h> - #include <linux/platform_device.h> - #include <linux/slab.h> - #include <linux/regmap.h> -@@ -1946,73 +1948,13 @@ static void gemini_pin_dbg_show(struct p - seq_printf(s, " " DRIVER_NAME); - } - --static int gemini_pinctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev, -- struct device_node *np, -- struct pinctrl_map **map, -- unsigned int *reserved_maps, -- unsigned int *num_maps) --{ -- int ret; -- const char *function = NULL; -- const char *group; -- struct property *prop; -- -- ret = of_property_read_string(np, "function", &function); -- if (ret < 0) -- return ret; -- -- ret = of_property_count_strings(np, "groups"); -- if (ret < 0) -- return ret; -- -- ret = pinctrl_utils_reserve_map(pctldev, map, reserved_maps, -- num_maps, ret); -- if (ret < 0) -- return ret; -- -- of_property_for_each_string(np, "groups", prop, group) { -- ret = pinctrl_utils_add_map_mux(pctldev, map, reserved_maps, -- num_maps, group, function); -- if (ret < 0) -- return ret; -- pr_debug("ADDED FUNCTION %s <-> GROUP %s\n", -- function, group); -- } -- -- return 0; --} -- --static int gemini_pinctrl_dt_node_to_map(struct pinctrl_dev *pctldev, -- struct device_node *np_config, -- struct pinctrl_map **map, -- unsigned int *num_maps) --{ -- unsigned int reserved_maps = 0; -- struct device_node *np; -- int ret; -- -- *map = NULL; -- *num_maps = 0; -- -- for_each_child_of_node(np_config, np) { -- ret = gemini_pinctrl_dt_subnode_to_map(pctldev, np, map, -- &reserved_maps, num_maps); -- if (ret < 0) { -- pinctrl_utils_free_map(pctldev, *map, *num_maps); -- return ret; -- } -- } -- -- return 0; --}; -- - static const struct pinctrl_ops gemini_pctrl_ops = { - .get_groups_count = gemini_get_groups_count, - .get_group_name = gemini_get_group_name, - .get_group_pins = gemini_get_group_pins, - .pin_dbg_show = gemini_pin_dbg_show, -- .dt_node_to_map = gemini_pinctrl_dt_node_to_map, -- .dt_free_map = pinctrl_utils_free_map, -+ .dt_node_to_map = pinconf_generic_dt_node_to_map_group, -+ .dt_free_map = pinconf_generic_dt_free_map, - }; - - /** diff --git a/target/linux/gemini/patches-4.14/0006-pinctrl-gemini-Implement-clock-skew-delay-config.patch b/target/linux/gemini/patches-4.14/0006-pinctrl-gemini-Implement-clock-skew-delay-config.patch deleted file mode 100644 index 87a051e1b2..0000000000 --- a/target/linux/gemini/patches-4.14/0006-pinctrl-gemini-Implement-clock-skew-delay-config.patch +++ /dev/null @@ -1,280 +0,0 @@ -From 43e8f011ddbb293e0a3394d0f39819ea2ead4a1b Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 28 Oct 2017 15:37:19 +0200 -Subject: [PATCH 06/31] pinctrl: gemini: Implement clock skew/delay config - -This enabled pin config on the Gemini driver and implements -pin skew/delay so that the ethernet pins clocking can be -properly configured. - -Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - .../bindings/pinctrl/cortina,gemini-pinctrl.txt | 10 +- - drivers/pinctrl/pinctrl-gemini.c | 178 ++++++++++++++++++++- - 2 files changed, 182 insertions(+), 6 deletions(-) - ---- a/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt -+++ b/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt -@@ -9,8 +9,14 @@ The pin controller node must be a subnod - Required properties: - - compatible: "cortina,gemini-pinctrl" - --Subnodes of the pin controller contain pin control multiplexing set-up. --Please refer to pinctrl-bindings.txt for generic pin multiplexing nodes. -+Subnodes of the pin controller contain pin control multiplexing set-up -+and pin configuration of individual pins. -+ -+Please refer to pinctrl-bindings.txt for generic pin multiplexing nodes -+and generic pin config nodes. -+ -+Supported configurations: -+- skew-delay is supported on the Ethernet pins - - Example: - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -24,6 +24,19 @@ - #define DRIVER_NAME "pinctrl-gemini" - - /** -+ * struct gemini_pin_conf - information about configuring a pin -+ * @pin: the pin number -+ * @reg: config register -+ * @mask: the bits affecting the configuration of the pin -+ */ -+struct gemini_pin_conf { -+ unsigned int pin; -+ u32 reg; -+ u32 mask; -+}; -+ -+/** -+ * struct gemini_pmx - state holder for the gemini pin controller - * @dev: a pointer back to containing device - * @virtbase: the offset to the controller in virtual memory - * @map: regmap to access registers -@@ -31,6 +44,8 @@ - * @is_3516: whether the SoC/package is the 3516 variant - * @flash_pin: whether the flash pin (extended pins for parallel - * flash) is set -+ * @confs: pin config information -+ * @nconfs: number of pin config information items - */ - struct gemini_pmx { - struct device *dev; -@@ -39,6 +54,8 @@ struct gemini_pmx { - bool is_3512; - bool is_3516; - bool flash_pin; -+ const struct gemini_pin_conf *confs; -+ unsigned int nconfs; - }; - - /** -@@ -59,6 +76,13 @@ struct gemini_pin_group { - u32 value; - }; - -+/* Some straight-forward control registers */ -+#define GLOBAL_WORD_ID 0x00 -+#define GLOBAL_STATUS 0x04 -+#define GLOBAL_STATUS_FLPIN BIT(20) -+#define GLOBAL_GMAC_CTRL_SKEW 0x1c -+#define GLOBAL_GMAC0_DATA_SKEW 0x20 -+#define GLOBAL_GMAC1_DATA_SKEW 0x24 - /* - * Global Miscellaneous Control Register - * This register controls all Gemini pad/pin multiplexing -@@ -71,9 +95,6 @@ struct gemini_pin_group { - * DISABLED again. So you select a flash configuration once, and then - * you are stuck with it. - */ --#define GLOBAL_WORD_ID 0x00 --#define GLOBAL_STATUS 0x04 --#define GLOBAL_STATUS_FLPIN BIT(20) - #define GLOBAL_MISC_CTRL 0x30 - #define TVC_CLK_PAD_ENABLE BIT(20) - #define PCI_CLK_PAD_ENABLE BIT(17) -@@ -1953,7 +1974,7 @@ static const struct pinctrl_ops gemini_p - .get_group_name = gemini_get_group_name, - .get_group_pins = gemini_get_group_pins, - .pin_dbg_show = gemini_pin_dbg_show, -- .dt_node_to_map = pinconf_generic_dt_node_to_map_group, -+ .dt_node_to_map = pinconf_generic_dt_node_to_map_all, - .dt_free_map = pinconf_generic_dt_free_map, - }; - -@@ -2232,10 +2253,155 @@ static const struct pinmux_ops gemini_pm - .set_mux = gemini_pmx_set_mux, - }; - -+#define GEMINI_CFGPIN(_n, _r, _lb, _hb) { \ -+ .pin = _n, \ -+ .reg = _r, \ -+ .mask = GENMASK(_hb, _lb) \ -+} -+ -+static const struct gemini_pin_conf gemini_confs_3512[] = { -+ GEMINI_CFGPIN(259, GLOBAL_GMAC_CTRL_SKEW, 0, 3), /* GMAC0 RXDV */ -+ GEMINI_CFGPIN(277, GLOBAL_GMAC_CTRL_SKEW, 4, 7), /* GMAC0 RXC */ -+ GEMINI_CFGPIN(241, GLOBAL_GMAC_CTRL_SKEW, 8, 11), /* GMAC0 TXEN */ -+ GEMINI_CFGPIN(312, GLOBAL_GMAC_CTRL_SKEW, 12, 15), /* GMAC0 TXC */ -+ GEMINI_CFGPIN(298, GLOBAL_GMAC_CTRL_SKEW, 16, 19), /* GMAC1 RXDV */ -+ GEMINI_CFGPIN(280, GLOBAL_GMAC_CTRL_SKEW, 20, 23), /* GMAC1 RXC */ -+ GEMINI_CFGPIN(316, GLOBAL_GMAC_CTRL_SKEW, 24, 27), /* GMAC1 TXEN */ -+ GEMINI_CFGPIN(243, GLOBAL_GMAC_CTRL_SKEW, 28, 31), /* GMAC1 TXC */ -+ GEMINI_CFGPIN(295, GLOBAL_GMAC0_DATA_SKEW, 0, 3), /* GMAC0 RXD0 */ -+ GEMINI_CFGPIN(313, GLOBAL_GMAC0_DATA_SKEW, 4, 7), /* GMAC0 RXD1 */ -+ GEMINI_CFGPIN(242, GLOBAL_GMAC0_DATA_SKEW, 8, 11), /* GMAC0 RXD2 */ -+ GEMINI_CFGPIN(260, GLOBAL_GMAC0_DATA_SKEW, 12, 15), /* GMAC0 RXD3 */ -+ GEMINI_CFGPIN(294, GLOBAL_GMAC0_DATA_SKEW, 16, 19), /* GMAC0 TXD0 */ -+ GEMINI_CFGPIN(276, GLOBAL_GMAC0_DATA_SKEW, 20, 23), /* GMAC0 TXD1 */ -+ GEMINI_CFGPIN(258, GLOBAL_GMAC0_DATA_SKEW, 24, 27), /* GMAC0 TXD2 */ -+ GEMINI_CFGPIN(240, GLOBAL_GMAC0_DATA_SKEW, 28, 31), /* GMAC0 TXD3 */ -+ GEMINI_CFGPIN(262, GLOBAL_GMAC1_DATA_SKEW, 0, 3), /* GMAC1 RXD0 */ -+ GEMINI_CFGPIN(244, GLOBAL_GMAC1_DATA_SKEW, 4, 7), /* GMAC1 RXD1 */ -+ GEMINI_CFGPIN(317, GLOBAL_GMAC1_DATA_SKEW, 8, 11), /* GMAC1 RXD2 */ -+ GEMINI_CFGPIN(299, GLOBAL_GMAC1_DATA_SKEW, 12, 15), /* GMAC1 RXD3 */ -+ GEMINI_CFGPIN(261, GLOBAL_GMAC1_DATA_SKEW, 16, 19), /* GMAC1 TXD0 */ -+ GEMINI_CFGPIN(279, GLOBAL_GMAC1_DATA_SKEW, 20, 23), /* GMAC1 TXD1 */ -+ GEMINI_CFGPIN(297, GLOBAL_GMAC1_DATA_SKEW, 24, 27), /* GMAC1 TXD2 */ -+ GEMINI_CFGPIN(315, GLOBAL_GMAC1_DATA_SKEW, 28, 31), /* GMAC1 TXD3 */ -+}; -+ -+static const struct gemini_pin_conf gemini_confs_3516[] = { -+ GEMINI_CFGPIN(347, GLOBAL_GMAC_CTRL_SKEW, 0, 3), /* GMAC0 RXDV */ -+ GEMINI_CFGPIN(386, GLOBAL_GMAC_CTRL_SKEW, 4, 7), /* GMAC0 RXC */ -+ GEMINI_CFGPIN(307, GLOBAL_GMAC_CTRL_SKEW, 8, 11), /* GMAC0 TXEN */ -+ GEMINI_CFGPIN(327, GLOBAL_GMAC_CTRL_SKEW, 12, 15), /* GMAC0 TXC */ -+ GEMINI_CFGPIN(309, GLOBAL_GMAC_CTRL_SKEW, 16, 19), /* GMAC1 RXDV */ -+ GEMINI_CFGPIN(390, GLOBAL_GMAC_CTRL_SKEW, 20, 23), /* GMAC1 RXC */ -+ GEMINI_CFGPIN(370, GLOBAL_GMAC_CTRL_SKEW, 24, 27), /* GMAC1 TXEN */ -+ GEMINI_CFGPIN(350, GLOBAL_GMAC_CTRL_SKEW, 28, 31), /* GMAC1 TXC */ -+ GEMINI_CFGPIN(367, GLOBAL_GMAC0_DATA_SKEW, 0, 3), /* GMAC0 RXD0 */ -+ GEMINI_CFGPIN(348, GLOBAL_GMAC0_DATA_SKEW, 4, 7), /* GMAC0 RXD1 */ -+ GEMINI_CFGPIN(387, GLOBAL_GMAC0_DATA_SKEW, 8, 11), /* GMAC0 RXD2 */ -+ GEMINI_CFGPIN(328, GLOBAL_GMAC0_DATA_SKEW, 12, 15), /* GMAC0 RXD3 */ -+ GEMINI_CFGPIN(306, GLOBAL_GMAC0_DATA_SKEW, 16, 19), /* GMAC0 TXD0 */ -+ GEMINI_CFGPIN(325, GLOBAL_GMAC0_DATA_SKEW, 20, 23), /* GMAC0 TXD1 */ -+ GEMINI_CFGPIN(346, GLOBAL_GMAC0_DATA_SKEW, 24, 27), /* GMAC0 TXD2 */ -+ GEMINI_CFGPIN(326, GLOBAL_GMAC0_DATA_SKEW, 28, 31), /* GMAC0 TXD3 */ -+ GEMINI_CFGPIN(391, GLOBAL_GMAC1_DATA_SKEW, 0, 3), /* GMAC1 RXD0 */ -+ GEMINI_CFGPIN(351, GLOBAL_GMAC1_DATA_SKEW, 4, 7), /* GMAC1 RXD1 */ -+ GEMINI_CFGPIN(310, GLOBAL_GMAC1_DATA_SKEW, 8, 11), /* GMAC1 RXD2 */ -+ GEMINI_CFGPIN(371, GLOBAL_GMAC1_DATA_SKEW, 12, 15), /* GMAC1 RXD3 */ -+ GEMINI_CFGPIN(329, GLOBAL_GMAC1_DATA_SKEW, 16, 19), /* GMAC1 TXD0 */ -+ GEMINI_CFGPIN(389, GLOBAL_GMAC1_DATA_SKEW, 20, 23), /* GMAC1 TXD1 */ -+ GEMINI_CFGPIN(369, GLOBAL_GMAC1_DATA_SKEW, 24, 27), /* GMAC1 TXD2 */ -+ GEMINI_CFGPIN(308, GLOBAL_GMAC1_DATA_SKEW, 28, 31), /* GMAC1 TXD3 */ -+}; -+ -+static const struct gemini_pin_conf *gemini_get_pin_conf(struct gemini_pmx *pmx, -+ unsigned int pin) -+{ -+ const struct gemini_pin_conf *retconf; -+ int i; -+ -+ for (i = 0; i < pmx->nconfs; i++) { -+ retconf = &gemini_confs_3516[i]; -+ if (retconf->pin == pin) -+ return retconf; -+ } -+ return NULL; -+} -+ -+static int gemini_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin, -+ unsigned long *config) -+{ -+ struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); -+ enum pin_config_param param = pinconf_to_config_param(*config); -+ const struct gemini_pin_conf *conf; -+ u32 val; -+ -+ switch (param) { -+ case PIN_CONFIG_SKEW_DELAY: -+ conf = gemini_get_pin_conf(pmx, pin); -+ if (!conf) -+ return -ENOTSUPP; -+ regmap_read(pmx->map, conf->reg, &val); -+ val &= conf->mask; -+ val >>= (ffs(conf->mask) - 1); -+ *config = pinconf_to_config_packed(PIN_CONFIG_SKEW_DELAY, val); -+ break; -+ default: -+ return -ENOTSUPP; -+ } -+ -+ return 0; -+} -+ -+static int gemini_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, -+ unsigned long *configs, unsigned int num_configs) -+{ -+ struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); -+ const struct gemini_pin_conf *conf; -+ enum pin_config_param param; -+ u32 arg; -+ int ret = 0; -+ int i; -+ -+ for (i = 0; i < num_configs; i++) { -+ param = pinconf_to_config_param(configs[i]); -+ arg = pinconf_to_config_argument(configs[i]); -+ -+ switch (param) { -+ case PIN_CONFIG_SKEW_DELAY: -+ if (arg > 0xf) -+ return -EINVAL; -+ conf = gemini_get_pin_conf(pmx, pin); -+ if (!conf) { -+ dev_err(pmx->dev, -+ "invalid pin for skew delay %d\n", pin); -+ return -ENOTSUPP; -+ } -+ arg <<= (ffs(conf->mask) - 1); -+ dev_dbg(pmx->dev, -+ "set pin %d to skew delay mask %08x, val %08x\n", -+ pin, conf->mask, arg); -+ regmap_update_bits(pmx->map, conf->reg, conf->mask, arg); -+ break; -+ default: -+ dev_err(pmx->dev, "Invalid config param %04x\n", param); -+ return -ENOTSUPP; -+ } -+ } -+ -+ return ret; -+} -+ -+static const struct pinconf_ops gemini_pinconf_ops = { -+ .pin_config_get = gemini_pinconf_get, -+ .pin_config_set = gemini_pinconf_set, -+ .is_generic = true, -+}; -+ - static struct pinctrl_desc gemini_pmx_desc = { - .name = DRIVER_NAME, - .pctlops = &gemini_pctrl_ops, - .pmxops = &gemini_pmx_ops, -+ .confops = &gemini_pinconf_ops, - .owner = THIS_MODULE, - }; - -@@ -2278,11 +2444,15 @@ static int gemini_pmx_probe(struct platf - val &= 0xffff; - if (val == 0x3512) { - pmx->is_3512 = true; -+ pmx->confs = gemini_confs_3512; -+ pmx->nconfs = ARRAY_SIZE(gemini_confs_3512); - gemini_pmx_desc.pins = gemini_3512_pins; - gemini_pmx_desc.npins = ARRAY_SIZE(gemini_3512_pins); - dev_info(dev, "detected 3512 chip variant\n"); - } else if (val == 0x3516) { - pmx->is_3516 = true; -+ pmx->confs = gemini_confs_3516; -+ pmx->nconfs = ARRAY_SIZE(gemini_confs_3516); - gemini_pmx_desc.pins = gemini_3516_pins; - gemini_pmx_desc.npins = ARRAY_SIZE(gemini_3516_pins); - dev_info(dev, "detected 3516 chip variant\n"); diff --git a/target/linux/gemini/patches-4.14/0007-pinctrl-gemini-Fix-GMAC-groups.patch b/target/linux/gemini/patches-4.14/0007-pinctrl-gemini-Fix-GMAC-groups.patch deleted file mode 100644 index 4a4dae34ca..0000000000 --- a/target/linux/gemini/patches-4.14/0007-pinctrl-gemini-Fix-GMAC-groups.patch +++ /dev/null @@ -1,186 +0,0 @@ -From e7759c44e0c20dd6b5a259300acdc7350ea6dd32 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Mon, 6 Nov 2017 21:27:34 +0100 -Subject: [PATCH 07/31] pinctrl: gemini: Fix GMAC groups - -The GMII groups need to be split across GMAC0 and GMAC1 since -GMAC0 is always available but GMAC1 masks GPIO2 lines 0-7 -so we might want just one interface out. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/pinctrl/pinctrl-gemini.c | 79 +++++++++++++++++++++++++++------------- - 1 file changed, 54 insertions(+), 25 deletions(-) - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -96,6 +96,13 @@ struct gemini_pin_group { - * you are stuck with it. - */ - #define GLOBAL_MISC_CTRL 0x30 -+#define GEMINI_GMAC_IOSEL_MASK GENMASK(28, 27) -+/* Not really used */ -+#define GEMINI_GMAC_IOSEL_GMAC0_GMII BIT(28) -+/* Activated with GMAC1 */ -+#define GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII BIT(27) -+/* This will be the default */ -+#define GEMINI_GMAC_IOSEL_GMAC0_RGMII_GMAC1_GPIO2 0 - #define TVC_CLK_PAD_ENABLE BIT(20) - #define PCI_CLK_PAD_ENABLE BIT(17) - #define LPC_CLK_PAD_ENABLE BIT(16) -@@ -109,8 +116,8 @@ struct gemini_pin_group { - #define NAND_PADS_DISABLE BIT(2) - #define PFLASH_PADS_DISABLE BIT(1) - #define SFLASH_PADS_DISABLE BIT(0) --#define PADS_MASK (GENMASK(9, 0) | BIT(16) | BIT(17) | BIT(20)) --#define PADS_MAXBIT 20 -+#define PADS_MASK (GENMASK(9, 0) | BIT(16) | BIT(17) | BIT(20) | BIT(27)) -+#define PADS_MAXBIT 27 - - /* Ordered by bit index */ - static const char * const gemini_padgroups[] = { -@@ -516,9 +523,12 @@ static const unsigned int usb_3512_pins[ - }; - - /* GMII, ethernet pins */ --static const unsigned int gmii_3512_pins[] = { -- 311, 240, 258, 276, 294, 312, 241, 259, 277, 295, 313, 242, 260, 278, 296, -- 315, 297, 279, 261, 243, 316, 298, 280, 262, 244, 317, 299, 281 -+static const unsigned int gmii_gmac0_3512_pins[] = { -+ 240, 241, 242, 258, 259, 260, 276, 277, 278, 294, 295, 311, 312, 313 -+}; -+ -+static const unsigned int gmii_gmac1_3512_pins[] = { -+ 243, 244, 261, 262, 279, 280, 281, 296, 297, 298, 299, 315, 316, 317 - }; - - static const unsigned int pci_3512_pins[] = { -@@ -671,10 +681,10 @@ static const unsigned int gpio1c_3512_pi - /* The GPIO1D (28-31) pins overlap with LCD and TVC */ - static const unsigned int gpio1d_3512_pins[] = { 246, 319, 301, 283 }; - --/* The GPIO2A (0-3) pins overlap with GMII and extended parallel flash */ -+/* The GPIO2A (0-3) pins overlap with GMII GMAC1 and extended parallel flash */ - static const unsigned int gpio2a_3512_pins[] = { 315, 297, 279, 261 }; - --/* The GPIO2B (4-7) pins overlap with GMII, extended parallel flash and LCD */ -+/* The GPIO2B (4-7) pins overlap with GMII GMAC1, extended parallel flash and LCD */ - static const unsigned int gpio2b_3512_pins[] = { 262, 244, 317, 299 }; - - /* The GPIO2C (8-31) pins overlap with PCI */ -@@ -741,9 +751,16 @@ static const struct gemini_pin_group gem - .num_pins = ARRAY_SIZE(usb_3512_pins), - }, - { -- .name = "gmiigrp", -- .pins = gmii_3512_pins, -- .num_pins = ARRAY_SIZE(gmii_3512_pins), -+ .name = "gmii_gmac0_grp", -+ .pins = gmii_gmac0_3512_pins, -+ .num_pins = ARRAY_SIZE(gmii_gmac0_3512_pins), -+ }, -+ { -+ .name = "gmii_gmac1_grp", -+ .pins = gmii_gmac1_3512_pins, -+ .num_pins = ARRAY_SIZE(gmii_gmac1_3512_pins), -+ /* Bring out RGMII on the GMAC1 pins */ -+ .value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, - }, - { - .name = "pcigrp", -@@ -963,14 +980,15 @@ static const struct gemini_pin_group gem - .name = "gpio2agrp", - .pins = gpio2a_3512_pins, - .num_pins = ARRAY_SIZE(gpio2a_3512_pins), -- /* Conflict with GMII and extended parallel flash */ -+ .mask = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, -+ /* Conflict with GMII GMAC1 and extended parallel flash */ - }, - { - .name = "gpio2bgrp", - .pins = gpio2b_3512_pins, - .num_pins = ARRAY_SIZE(gpio2b_3512_pins), -- /* Conflict with GMII, extended parallel flash and LCD */ -- .mask = LCD_PADS_ENABLE, -+ /* Conflict with GMII GMAC1, extended parallel flash and LCD */ -+ .mask = LCD_PADS_ENABLE | GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, - }, - { - .name = "gpio2cgrp", -@@ -1450,9 +1468,12 @@ static const unsigned int usb_3516_pins[ - }; - - /* GMII, ethernet pins */ --static const unsigned int gmii_3516_pins[] = { -- 306, 307, 308, 309, 310, 325, 326, 327, 328, 329, 330, 345, 346, 347, -- 348, 349, 350, 351, 367, 368, 369, 370, 371, 386, 387, 389, 390, 391 -+static const unsigned int gmii_gmac0_3516_pins[] = { -+ 306, 307, 325, 326, 327, 328, 345, 346, 347, 348, 367, 368, 386, 387 -+}; -+ -+static const unsigned int gmii_gmac1_3516_pins[] = { -+ 308, 309, 310, 329, 330, 349, 350, 351, 369, 370, 371, 389, 390, 391 - }; - - static const unsigned int pci_3516_pins[] = { -@@ -1600,10 +1621,10 @@ static const unsigned int gpio1c_3516_pi - /* The GPIO1D (28-31) pins overlap with TVC */ - static const unsigned int gpio1d_3516_pins[] = { 353, 311, 394, 374 }; - --/* The GPIO2A (0-3) pins overlap with GMII and extended parallel flash */ -+/* The GPIO2A (0-3) pins overlap with GMII GMAC1 and extended parallel flash */ - static const unsigned int gpio2a_3516_pins[] = { 308, 369, 389, 329 }; - --/* The GPIO2B (4-7) pins overlap with GMII, extended parallel flash and LCD */ -+/* The GPIO2B (4-7) pins overlap with GMII GMAC1, extended parallel flash and LCD */ - static const unsigned int gpio2b_3516_pins[] = { 391, 351, 310, 371 }; - - /* The GPIO2C (8-31) pins overlap with PCI */ -@@ -1675,9 +1696,16 @@ static const struct gemini_pin_group gem - .num_pins = ARRAY_SIZE(usb_3516_pins), - }, - { -- .name = "gmiigrp", -- .pins = gmii_3516_pins, -- .num_pins = ARRAY_SIZE(gmii_3516_pins), -+ .name = "gmii_gmac0_grp", -+ .pins = gmii_gmac0_3516_pins, -+ .num_pins = ARRAY_SIZE(gmii_gmac0_3516_pins), -+ }, -+ { -+ .name = "gmii_gmac1_grp", -+ .pins = gmii_gmac1_3516_pins, -+ .num_pins = ARRAY_SIZE(gmii_gmac1_3516_pins), -+ /* Bring out RGMII on the GMAC1 pins */ -+ .value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, - }, - { - .name = "pcigrp", -@@ -1889,14 +1917,15 @@ static const struct gemini_pin_group gem - .name = "gpio2agrp", - .pins = gpio2a_3516_pins, - .num_pins = ARRAY_SIZE(gpio2a_3516_pins), -- /* Conflict with GMII and extended parallel flash */ -+ .mask = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, -+ /* Conflict with GMII GMAC1 and extended parallel flash */ - }, - { - .name = "gpio2bgrp", - .pins = gpio2b_3516_pins, - .num_pins = ARRAY_SIZE(gpio2b_3516_pins), -- /* Conflict with GMII, extended parallel flash and LCD */ -- .mask = LCD_PADS_ENABLE, -+ /* Conflict with GMII GMAC1, extended parallel flash and LCD */ -+ .mask = LCD_PADS_ENABLE | GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, - }, - { - .name = "gpio2cgrp", -@@ -1999,7 +2028,7 @@ static const char * const icegrps[] = { - static const char * const idegrps[] = { "idegrp" }; - static const char * const satagrps[] = { "satagrp" }; - static const char * const usbgrps[] = { "usbgrp" }; --static const char * const gmiigrps[] = { "gmiigrp" }; -+static const char * const gmiigrps[] = { "gmii_gmac0_grp", "gmii_gmac1_grp" }; - static const char * const pcigrps[] = { "pcigrp" }; - static const char * const lpcgrps[] = { "lpcgrp" }; - static const char * const lcdgrps[] = { "lcdgrp" }; diff --git a/target/linux/gemini/patches-4.14/0008-pinctrl-gemini-Fix-missing-pad-descriptions.patch b/target/linux/gemini/patches-4.14/0008-pinctrl-gemini-Fix-missing-pad-descriptions.patch deleted file mode 100644 index 2d7ed83045..0000000000 --- a/target/linux/gemini/patches-4.14/0008-pinctrl-gemini-Fix-missing-pad-descriptions.patch +++ /dev/null @@ -1,27 +0,0 @@ -From 3f2941cb12a6d6a0ef4e53e0ecb8d2431d352964 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Mon, 13 Nov 2017 22:36:12 +0100 -Subject: [PATCH 08/31] pinctrl: gemini: Fix missing pad descriptions - -A pretty clever static checker found a bug in my patch: I added more -bits to a bitmask but didn't extend the array indexed to the same -bitmask. - -Fixes: 756a024f3983 ("pinctrl: gemini: Fix GMAC groups") -Reported-by: Dan Carpenter <dan.carpenter@oracle.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/pinctrl/pinctrl-gemini.c | 2 ++ - 1 file changed, 2 insertions(+) - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -136,6 +136,8 @@ static const char * const gemini_padgrou - "PCI CLK", - NULL, NULL, - "TVC CLK", -+ NULL, NULL, NULL, NULL, NULL, -+ "GMAC1", - }; - - static const struct pinctrl_pin_desc gemini_3512_pins[] = { diff --git a/target/linux/gemini/patches-4.14/0009-pinctrl-gemini-Add-two-missing-GPIO-groups.patch b/target/linux/gemini/patches-4.14/0009-pinctrl-gemini-Add-two-missing-GPIO-groups.patch deleted file mode 100644 index dfb93f6ade..0000000000 --- a/target/linux/gemini/patches-4.14/0009-pinctrl-gemini-Add-two-missing-GPIO-groups.patch +++ /dev/null @@ -1,25 +0,0 @@ -From c25653d045ce86c5ae472258fdaa39a6baaf75eb Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sun, 19 Nov 2017 10:57:27 +0100 -Subject: [PATCH 09/31] pinctrl: gemini: Add two missing GPIO groups - -The 3512 has two more GPIO groups on GPIO area 0, so let's -make it possible to combine these with the function. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/pinctrl/pinctrl-gemini.c | 3 ++- - 1 file changed, 2 insertions(+), 1 deletion(-) - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -2043,7 +2043,8 @@ static const char * const sflashgrps[] = - static const char * const gpio0grps[] = { "gpio0agrp", "gpio0bgrp", "gpio0cgrp", - "gpio0dgrp", "gpio0egrp", "gpio0fgrp", - "gpio0ggrp", "gpio0hgrp", "gpio0igrp", -- "gpio0jgrp", "gpio0kgrp" }; -+ "gpio0jgrp", "gpio0kgrp", "gpio0lgrp", -+ "gpio0mgrp" }; - static const char * const gpio1grps[] = { "gpio1agrp", "gpio1bgrp", "gpio1cgrp", - "gpio1dgrp" }; - static const char * const gpio2grps[] = { "gpio2agrp", "gpio2bgrp", "gpio2cgrp" }; diff --git a/target/linux/gemini/patches-4.14/0010-pinctrl-gemini-Fix-usage-of-3512-groups.patch b/target/linux/gemini/patches-4.14/0010-pinctrl-gemini-Fix-usage-of-3512-groups.patch deleted file mode 100644 index f01edb9bff..0000000000 --- a/target/linux/gemini/patches-4.14/0010-pinctrl-gemini-Fix-usage-of-3512-groups.patch +++ /dev/null @@ -1,25 +0,0 @@ -From 88a5c6ad311588f178c5a88e4eeacc6d40b8ede3 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Wed, 22 Nov 2017 21:04:14 +0100 -Subject: [PATCH 10/31] pinctrl: gemini: Fix usage of 3512 groups - -The pin config lookup function was still hardcoding the -3516 pin set, which is obviously wrong. Use the pointer -in the state container. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/pinctrl/pinctrl-gemini.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -2352,7 +2352,7 @@ static const struct gemini_pin_conf *gem - int i; - - for (i = 0; i < pmx->nconfs; i++) { -- retconf = &gemini_confs_3516[i]; -+ retconf = &pmx->confs[i]; - if (retconf->pin == pin) - return retconf; - } diff --git a/target/linux/gemini/patches-4.14/0011-pinctrl-gemini-Support-drive-strength-setting.patch b/target/linux/gemini/patches-4.14/0011-pinctrl-gemini-Support-drive-strength-setting.patch deleted file mode 100644 index e6d153403e..0000000000 --- a/target/linux/gemini/patches-4.14/0011-pinctrl-gemini-Support-drive-strength-setting.patch +++ /dev/null @@ -1,198 +0,0 @@ -From f147cf49ef39f5e87d5df9ef1fab52683bc75c63 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 2 Dec 2017 12:23:09 +0100 -Subject: [PATCH 11/31] pinctrl: gemini: Support drive strength setting - -The Gemini pin controller can set drive strength for a few -select groups of pins (not individually). Implement this -for GMAC0 and 1 (ethernet ports), IDE and PCI. - -Cc: devicetree@vger.kernel.org -Reviewed-by: Rob Herring <robh@kernel.org> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - .../bindings/pinctrl/cortina,gemini-pinctrl.txt | 3 + - drivers/pinctrl/pinctrl-gemini.c | 81 ++++++++++++++++++++++ - 2 files changed, 84 insertions(+) - ---- a/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt -+++ b/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt -@@ -17,6 +17,9 @@ and generic pin config nodes. - - Supported configurations: - - skew-delay is supported on the Ethernet pins -+- drive-strength with 4, 8, 12 or 16 mA as argument is supported for -+ entire groups on the groups "idegrp", "gmii_gmac0_grp", "gmii_gmac1_grp" -+ and "pcigrp". - - Example: - ---- a/drivers/pinctrl/pinctrl-gemini.c -+++ b/drivers/pinctrl/pinctrl-gemini.c -@@ -67,6 +67,9 @@ struct gemini_pmx { - * elements in .pins so we can iterate over that array - * @mask: bits to clear to enable this when doing pin muxing - * @value: bits to set to enable this when doing pin muxing -+ * @driving_mask: bitmask for the IO Pad driving register for this -+ * group, if it supports altering the driving strength of -+ * its lines. - */ - struct gemini_pin_group { - const char *name; -@@ -74,12 +77,14 @@ struct gemini_pin_group { - const unsigned int num_pins; - u32 mask; - u32 value; -+ u32 driving_mask; - }; - - /* Some straight-forward control registers */ - #define GLOBAL_WORD_ID 0x00 - #define GLOBAL_STATUS 0x04 - #define GLOBAL_STATUS_FLPIN BIT(20) -+#define GLOBAL_IODRIVE 0x10 - #define GLOBAL_GMAC_CTRL_SKEW 0x1c - #define GLOBAL_GMAC0_DATA_SKEW 0x20 - #define GLOBAL_GMAC1_DATA_SKEW 0x24 -@@ -741,6 +746,7 @@ static const struct gemini_pin_group gem - /* Conflict with all flash usage */ - .value = IDE_PADS_ENABLE | NAND_PADS_DISABLE | - PFLASH_PADS_DISABLE | SFLASH_PADS_DISABLE, -+ .driving_mask = GENMASK(21, 20), - }, - { - .name = "satagrp", -@@ -756,6 +762,7 @@ static const struct gemini_pin_group gem - .name = "gmii_gmac0_grp", - .pins = gmii_gmac0_3512_pins, - .num_pins = ARRAY_SIZE(gmii_gmac0_3512_pins), -+ .driving_mask = GENMASK(17, 16), - }, - { - .name = "gmii_gmac1_grp", -@@ -763,6 +770,7 @@ static const struct gemini_pin_group gem - .num_pins = ARRAY_SIZE(gmii_gmac1_3512_pins), - /* Bring out RGMII on the GMAC1 pins */ - .value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, -+ .driving_mask = GENMASK(19, 18), - }, - { - .name = "pcigrp", -@@ -770,6 +778,7 @@ static const struct gemini_pin_group gem - .num_pins = ARRAY_SIZE(pci_3512_pins), - /* Conflict only with GPIO2 */ - .value = PCI_PADS_ENABLE | PCI_CLK_PAD_ENABLE, -+ .driving_mask = GENMASK(23, 22), - }, - { - .name = "lpcgrp", -@@ -1686,6 +1695,7 @@ static const struct gemini_pin_group gem - /* Conflict with all flash usage */ - .value = IDE_PADS_ENABLE | NAND_PADS_DISABLE | - PFLASH_PADS_DISABLE | SFLASH_PADS_DISABLE, -+ .driving_mask = GENMASK(21, 20), - }, - { - .name = "satagrp", -@@ -1701,6 +1711,7 @@ static const struct gemini_pin_group gem - .name = "gmii_gmac0_grp", - .pins = gmii_gmac0_3516_pins, - .num_pins = ARRAY_SIZE(gmii_gmac0_3516_pins), -+ .driving_mask = GENMASK(17, 16), - }, - { - .name = "gmii_gmac1_grp", -@@ -1708,6 +1719,7 @@ static const struct gemini_pin_group gem - .num_pins = ARRAY_SIZE(gmii_gmac1_3516_pins), - /* Bring out RGMII on the GMAC1 pins */ - .value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII, -+ .driving_mask = GENMASK(19, 18), - }, - { - .name = "pcigrp", -@@ -1715,6 +1727,7 @@ static const struct gemini_pin_group gem - .num_pins = ARRAY_SIZE(pci_3516_pins), - /* Conflict only with GPIO2 */ - .value = PCI_PADS_ENABLE | PCI_CLK_PAD_ENABLE, -+ .driving_mask = GENMASK(23, 22), - }, - { - .name = "lpcgrp", -@@ -2423,9 +2436,77 @@ static int gemini_pinconf_set(struct pin - return ret; - } - -+static int gemini_pinconf_group_set(struct pinctrl_dev *pctldev, -+ unsigned selector, -+ unsigned long *configs, -+ unsigned num_configs) -+{ -+ struct gemini_pmx *pmx = pinctrl_dev_get_drvdata(pctldev); -+ const struct gemini_pin_group *grp = NULL; -+ enum pin_config_param param; -+ u32 arg; -+ u32 val; -+ int i; -+ -+ if (pmx->is_3512) -+ grp = &gemini_3512_pin_groups[selector]; -+ if (pmx->is_3516) -+ grp = &gemini_3516_pin_groups[selector]; -+ -+ /* First figure out if this group supports configs */ -+ if (!grp->driving_mask) { -+ dev_err(pmx->dev, "pin config group \"%s\" does " -+ "not support drive strength setting\n", -+ grp->name); -+ return -EINVAL; -+ } -+ -+ for (i = 0; i < num_configs; i++) { -+ param = pinconf_to_config_param(configs[i]); -+ arg = pinconf_to_config_argument(configs[i]); -+ -+ switch (param) { -+ case PIN_CONFIG_DRIVE_STRENGTH: -+ switch (arg) { -+ case 4: -+ val = 0; -+ break; -+ case 8: -+ val = 1; -+ break; -+ case 12: -+ val = 2; -+ break; -+ case 16: -+ val = 3; -+ break; -+ default: -+ dev_err(pmx->dev, -+ "invalid drive strength %d mA\n", -+ arg); -+ return -ENOTSUPP; -+ } -+ val <<= (ffs(grp->driving_mask) - 1); -+ regmap_update_bits(pmx->map, GLOBAL_IODRIVE, -+ grp->driving_mask, -+ val); -+ dev_info(pmx->dev, -+ "set group %s to %d mA drive strength mask %08x val %08x\n", -+ grp->name, arg, grp->driving_mask, val); -+ break; -+ default: -+ dev_err(pmx->dev, "invalid config param %04x\n", param); -+ return -ENOTSUPP; -+ } -+ } -+ -+ return 0; -+} -+ - static const struct pinconf_ops gemini_pinconf_ops = { - .pin_config_get = gemini_pinconf_get, - .pin_config_set = gemini_pinconf_set, -+ .pin_config_group_set = gemini_pinconf_group_set, - .is_generic = true, - }; - diff --git a/target/linux/gemini/patches-4.14/0012-ARM-dts-Add-ethernet-PHYs-to-the-a-bunch-of-Geminis.patch b/target/linux/gemini/patches-4.14/0012-ARM-dts-Add-ethernet-PHYs-to-the-a-bunch-of-Geminis.patch deleted file mode 100644 index 2549ea3151..0000000000 --- a/target/linux/gemini/patches-4.14/0012-ARM-dts-Add-ethernet-PHYs-to-the-a-bunch-of-Geminis.patch +++ /dev/null @@ -1,90 +0,0 @@ -From f0674df220f3da81c173025636a904b395cf8f8b Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sun, 19 Nov 2017 10:46:16 +0100 -Subject: [PATCH 12/31] ARM: dts: Add ethernet PHYs to the a bunch of Geminis - -These Gemini boards have Ethernet PHY on GPIO bit-banged -MDIO, clearly defined in the corresponding OpenWRT -ethernet patches since ages. Add them in accordance with -the OpenWRT patch so we can use them when we add ethernet -support. - -Reviewed-by: Andrew Lunn <andrew@lunn.ch> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-nas4220b.dts | 13 +++++++++++++ - arch/arm/boot/dts/gemini-wbd111.dts | 13 +++++++++++++ - arch/arm/boot/dts/gemini-wbd222.dts | 18 ++++++++++++++++++ - 4 files changed, 57 insertions(+) - ---- a/arch/arm/boot/dts/gemini-nas4220b.dts -+++ b/arch/arm/boot/dts/gemini-nas4220b.dts -@@ -64,6 +64,19 @@ - }; - }; - -+ mdio0: ethernet-phy { -+ compatible = "virtual,mdio-gpio"; -+ gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */ -+ <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */ -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ phy0: ethernet-phy@1 { -+ reg = <1>; -+ device_type = "ethernet-phy"; -+ }; -+ }; -+ - soc { - flash@30000000 { - status = "okay"; ---- a/arch/arm/boot/dts/gemini-wbd111.dts -+++ b/arch/arm/boot/dts/gemini-wbd111.dts -@@ -69,6 +69,19 @@ - }; - }; - -+ mdio0: ethernet-phy { -+ compatible = "virtual,mdio-gpio"; -+ gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */ -+ <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */ -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ phy0: ethernet-phy@1 { -+ reg = <1>; -+ device_type = "ethernet-phy"; -+ }; -+ }; -+ - soc { - flash@30000000 { - status = "okay"; ---- a/arch/arm/boot/dts/gemini-wbd222.dts -+++ b/arch/arm/boot/dts/gemini-wbd222.dts -@@ -69,6 +69,24 @@ - }; - }; - -+ mdio0: ethernet-phy { -+ compatible = "virtual,mdio-gpio"; -+ gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */ -+ <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */ -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ phy0: ethernet-phy@1 { -+ reg = <1>; -+ device_type = "ethernet-phy"; -+ }; -+ -+ phy1: ethernet-phy@3 { -+ reg = <3>; -+ device_type = "ethernet-phy"; -+ }; -+ }; -+ - soc { - flash@30000000 { - status = "okay"; diff --git a/target/linux/gemini/patches-4.14/0013-ARM-dts-Add-basic-devicetree-for-D-Link-DNS-313.patch b/target/linux/gemini/patches-4.14/0013-ARM-dts-Add-basic-devicetree-for-D-Link-DNS-313.patch deleted file mode 100644 index 3d2f4ed8a9..0000000000 --- a/target/linux/gemini/patches-4.14/0013-ARM-dts-Add-basic-devicetree-for-D-Link-DNS-313.patch +++ /dev/null @@ -1,272 +0,0 @@ -From 2f08de94f207a4347053e1faa22c9a310c9c61b0 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 17 Nov 2017 16:36:32 +0100 -Subject: [PATCH 13/31] ARM: dts: Add basic devicetree for D-Link DNS-313 - -This adds a basic device tree for the D-Link DNS-313 -NAS enclosure. This device has a thermal sensor and a -fan so we add a thermal zone for the chassis in the -device tree based on information from the product. - -Reviewed-by: Andrew Lunn <andrew@lunn.ch> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/Makefile | 1 + - arch/arm/boot/dts/gemini-dlink-dns-313.dts | 241 +++++++++++++++++++++++++++++ - 2 files changed, 242 insertions(+) - create mode 100644 arch/arm/boot/dts/gemini-dlink-dns-313.dts - ---- a/arch/arm/boot/dts/Makefile -+++ b/arch/arm/boot/dts/Makefile -@@ -185,6 +185,7 @@ dtb-$(CONFIG_ARCH_EXYNOS5) += \ - exynos5800-peach-pi.dtb - dtb-$(CONFIG_ARCH_GEMINI) += \ - gemini-dlink-dir-685.dtb \ -+ gemini-dlink-dns-313.dtb \ - gemini-nas4220b.dtb \ - gemini-rut1xx.dtb \ - gemini-sq201.dtb \ ---- /dev/null -+++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts -@@ -0,0 +1,241 @@ -+// SPDX-License-Identifier: GPL-2.0 -+/* -+ * Device Tree file for D-Link DNS-313 1-Bay Network Storage Enclosure -+ */ -+ -+/dts-v1/; -+ -+#include "gemini.dtsi" -+#include <dt-bindings/input/input.h> -+#include <dt-bindings/thermal/thermal.h> -+ -+/ { -+ model = "D-Link DNS-313 1-Bay Network Storage Enclosure"; -+ compatible = "dlink,dns-313", "cortina,gemini"; -+ #address-cells = <1>; -+ #size-cells = <1>; -+ -+ memory { -+ /* 64 MB SDRAM in a Nanya NT5DS32M16BS-6K package */ -+ device_type = "memory"; -+ reg = <0x00000000 0x4000000>; -+ }; -+ -+ aliases { -+ mdio-gpio0 = &mdio0; -+ }; -+ -+ chosen { -+ stdout-path = "uart0:19200n8"; -+ }; -+ -+ gpio_keys { -+ compatible = "gpio-keys"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ button-esc { -+ debounce_interval = <50>; -+ wakeup-source; -+ linux,code = <KEY_ESC>; -+ label = "reset"; -+ gpios = <&gpio1 31 GPIO_ACTIVE_LOW>; -+ }; -+ }; -+ -+ leds { -+ compatible = "gpio-leds"; -+ led-power { -+ label = "dns313:blue:power"; -+ gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>; -+ default-state = "on"; -+ linux,default-trigger = "heartbeat"; -+ }; -+ led-disk-blue { -+ label = "dns313:blue:disk"; -+ gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>; -+ default-state = "off"; -+ }; -+ led-disk-green { -+ label = "dns313:green:disk"; -+ gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>; -+ default-state = "off"; -+ linux,default-trigger = "ide-disk"; -+ /* Ideally should activate while reading */ -+ }; -+ led-disk-red { -+ label = "dns313:red:disk"; -+ gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>; -+ default-state = "off"; -+ /* Ideally should activate while writing */ -+ }; -+ }; -+ -+ /* -+ * This is a ADDA AD0405GB-G73 fan @3000 and 6000 RPM. -+ */ -+ fan0: gpio-fan { -+ compatible = "gpio-fan"; -+ gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>, -+ <&gpio0 12 GPIO_ACTIVE_HIGH>; -+ gpio-fan,speed-map = <0 0>, <3000 1>, <6000 2>; -+ cooling-min-level = <0>; -+ cooling-max-level = <2>; -+ #cooling-cells = <2>; -+ }; -+ -+ -+ /* Global Mixed-Mode Technology G751 mounted on GPIO I2C */ -+ gpio-i2c { -+ compatible = "i2c-gpio"; -+ sda-gpios = <&gpio0 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; -+ scl-gpios = <&gpio0 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ g751: temperature-sensor@48 { -+ compatible = "gmt,g751"; -+ reg = <0x48>; -+ #thermal-sensor-cells = <0>; -+ }; -+ }; -+ -+ thermal-zones { -+ chassis-thermal { -+ /* Poll every 20 seconds */ -+ polling-delay = <20000>; -+ /* Poll every 2nd second when cooling */ -+ polling-delay-passive = <2000>; -+ -+ thermal-sensors = <&g751>; -+ -+ /* Tripping points from the fan.script in the rootfs */ -+ trips { -+ chassis_alert0: chassis-alert0 { -+ /* At 43 degrees turn on low speed */ -+ temperature = <43000>; -+ hysteresis = <3000>; -+ type = "active"; -+ }; -+ chassis_alert1: chassis-alert1 { -+ /* At 47 degrees turn on high speed */ -+ temperature = <47000>; -+ hysteresis = <3000>; -+ type = "active"; -+ }; -+ chassis_crit: chassis-crit { -+ /* Just shut down at 60 degrees */ -+ temperature = <60000>; -+ hysteresis = <2000>; -+ type = "critical"; -+ }; -+ }; -+ -+ cooling-maps { -+ map0 { -+ trip = <&chassis_alert0>; -+ cooling-device = <&fan0 1 1>; -+ }; -+ map1 { -+ trip = <&chassis_alert1>; -+ cooling-device = <&fan0 2 2>; -+ }; -+ }; -+ }; -+ }; -+ -+ mdio0: ethernet-phy { -+ compatible = "virtual,mdio-gpio"; -+ /* Uses MDC and MDIO */ -+ gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */ -+ <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */ -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ /* This is a Realtek RTL8211B Gigabit ethernet transceiver */ -+ phy0: ethernet-phy@1 { -+ reg = <1>; -+ device_type = "ethernet-phy"; -+ }; -+ }; -+ -+ soc { -+ flash@30000000 { -+ status = "okay"; -+ /* 512KB of flash */ -+ reg = <0x30000000 0x00080000>; -+ -+ /* -+ * This "RedBoot" is the Storlink derivative. -+ */ -+ partition@0 { -+ label = "RedBoot"; -+ reg = <0x00000000 0x00040000>; -+ read-only; -+ }; -+ partition@40000 { -+ label = "MTD1"; -+ reg = <0x00040000 0x00020000>; -+ read-only; -+ }; -+ partition@60000 { -+ label = "MTD2"; -+ reg = <0x00060000 0x00020000>; -+ read-only; -+ }; -+ }; -+ -+ syscon: syscon@40000000 { -+ pinctrl { -+ /* -+ */ -+ gpio0_default_pins: pinctrl-gpio0 { -+ mux { -+ function = "gpio0"; -+ groups = -+ /* Used by LEDs conflicts ICE */ -+ "gpio0bgrp", -+ /* Used by ? conflicts ICE */ -+ "gpio0cgrp", -+ /* -+ * Used by fan & G751, conflicts LPC, -+ * UART modem lines, SSP -+ */ -+ "gpio0egrp", -+ /* Used by G751 */ -+ "gpio0fgrp", -+ /* Used by MDIO */ -+ "gpio0igrp"; -+ }; -+ }; -+ gpio1_default_pins: pinctrl-gpio1 { -+ mux { -+ function = "gpio1"; -+ /* Used by "reset" button */ -+ groups = "gpio1dgrp"; -+ }; -+ }; -+ }; -+ }; -+ -+ sata: sata@46000000 { -+ /* The ROM uses this muxmode */ -+ cortina,gemini-ata-muxmode = <3>; -+ cortina,gemini-enable-sata-bridge; -+ status = "okay"; -+ }; -+ -+ gpio0: gpio@4d000000 { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&gpio0_default_pins>; -+ }; -+ -+ gpio1: gpio@4e000000 { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&gpio1_default_pins>; -+ }; -+ -+ ata@63000000 { -+ status = "okay"; -+ }; -+ }; -+}; diff --git a/target/linux/gemini/patches-4.14/0014-ARM-dts-Flags-D-Link-DIR-685-I2C-bus-gpios.patch b/target/linux/gemini/patches-4.14/0014-ARM-dts-Flags-D-Link-DIR-685-I2C-bus-gpios.patch deleted file mode 100644 index 5cefd18aa9..0000000000 --- a/target/linux/gemini/patches-4.14/0014-ARM-dts-Flags-D-Link-DIR-685-I2C-bus-gpios.patch +++ /dev/null @@ -1,27 +0,0 @@ -From eed839dc713fdb7b2579dbfea41d676386b8259b Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sun, 10 Sep 2017 20:02:33 +0200 -Subject: [PATCH 14/31] ARM: dts: Flags D-Link DIR-685 I2C bus gpios - -These GPIOs are used in open drain mode, so make sure to -flag them as such. Use the new separate scl/sda line -GPIO bindings. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-dlink-dir-685.dts | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - ---- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts -@@ -99,8 +99,8 @@ - gpio-i2c { - compatible = "i2c-gpio"; - /* Collides with ICE */ -- gpios = <&gpio0 5 0>, /* SDA */ -- <&gpio0 6 0>; /* SCL */ -+ sda-gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; -+ scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; - #address-cells = <1>; - #size-cells = <0>; - diff --git a/target/linux/gemini/patches-4.14/0015-ARM-dts-Add-PCI-to-WBD111-and-WBD222.patch b/target/linux/gemini/patches-4.14/0015-ARM-dts-Add-PCI-to-WBD111-and-WBD222.patch deleted file mode 100644 index 429625ed20..0000000000 --- a/target/linux/gemini/patches-4.14/0015-ARM-dts-Add-PCI-to-WBD111-and-WBD222.patch +++ /dev/null @@ -1,74 +0,0 @@ -From dec551d2301f71a692ed1729a323c8259d36f849 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Wed, 11 Oct 2017 19:49:13 +0200 -Subject: [PATCH 15/31] ARM: dts: Add PCI to WBD111 and WBD222 - -These two boards have mini-PCI card slots, so enable PCI -on both of them. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-wbd111.dts | 22 ++++++++++++++++++++++ - arch/arm/boot/dts/gemini-wbd222.dts | 22 ++++++++++++++++++++++ - 2 files changed, 44 insertions(+) - ---- a/arch/arm/boot/dts/gemini-wbd111.dts -+++ b/arch/arm/boot/dts/gemini-wbd111.dts -@@ -138,5 +138,27 @@ - pinctrl-names = "default"; - pinctrl-0 = <&gpio0_default_pins>; - }; -+ -+ pci@50000000 { -+ status = "okay"; -+ interrupt-map-mask = <0xf800 0 0 7>; -+ interrupt-map = -+ <0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */ -+ <0x4800 0 0 2 &pci_intc 1>, -+ <0x4800 0 0 3 &pci_intc 2>, -+ <0x4800 0 0 4 &pci_intc 3>, -+ <0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */ -+ <0x5000 0 0 2 &pci_intc 2>, -+ <0x5000 0 0 3 &pci_intc 3>, -+ <0x5000 0 0 4 &pci_intc 0>, -+ <0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */ -+ <0x5800 0 0 2 &pci_intc 3>, -+ <0x5800 0 0 3 &pci_intc 0>, -+ <0x5800 0 0 4 &pci_intc 1>, -+ <0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */ -+ <0x6000 0 0 2 &pci_intc 0>, -+ <0x6000 0 0 3 &pci_intc 1>, -+ <0x6000 0 0 4 &pci_intc 2>; -+ }; - }; - }; ---- a/arch/arm/boot/dts/gemini-wbd222.dts -+++ b/arch/arm/boot/dts/gemini-wbd222.dts -@@ -143,5 +143,27 @@ - pinctrl-names = "default"; - pinctrl-0 = <&gpio0_default_pins>; - }; -+ -+ pci@50000000 { -+ status = "okay"; -+ interrupt-map-mask = <0xf800 0 0 7>; -+ interrupt-map = -+ <0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */ -+ <0x4800 0 0 2 &pci_intc 1>, -+ <0x4800 0 0 3 &pci_intc 2>, -+ <0x4800 0 0 4 &pci_intc 3>, -+ <0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */ -+ <0x5000 0 0 2 &pci_intc 2>, -+ <0x5000 0 0 3 &pci_intc 3>, -+ <0x5000 0 0 4 &pci_intc 0>, -+ <0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */ -+ <0x5800 0 0 2 &pci_intc 3>, -+ <0x5800 0 0 3 &pci_intc 0>, -+ <0x5800 0 0 4 &pci_intc 1>, -+ <0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */ -+ <0x6000 0 0 2 &pci_intc 0>, -+ <0x6000 0 0 3 &pci_intc 1>, -+ <0x6000 0 0 4 &pci_intc 2>; -+ }; - }; - }; diff --git a/target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch b/target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch deleted file mode 100644 index b9779370ba..0000000000 --- a/target/linux/gemini/patches-4.14/0016-ARM-dts-Add-TVE-TVC-and-ILI9322-panel-to-DIR-685.patch +++ /dev/null @@ -1,113 +0,0 @@ -From 9d3b968d13ba1eecaf22d5824cf8fd270c061534 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sat, 15 Jul 2017 21:02:06 +0200 -Subject: [PATCH 16/31] ARM: dts: Add TVE/TVC and ILI9322 panel to DIR-685 - -This adds the TVE200/TVC TV-encoder and the Ilitek ILI9322 panel -to the DIR-685 device tree. - -This brings graphics to this funky router and it is possible to -even run a console on its tiny screen. - -Incidentally this requires us to disable the access to the -parallel (NOR) flash, as the communication pins to the panel -are shared with the flash memory. - -To access the flash, a separate kernel with the panel disabled -and the flash enabled should be booted. The pin control selecting -whether to use the lines cannot be altered at runtime due to -hardware constraints. - -Cc: David Lechner <david@lechnology.com> -Cc: Stefano Babic <sbabic@denx.de> -Cc: Ben Dooks <ben.dooks@codethink.co.uk> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-dlink-dir-685.dts | 63 +++++++++++++++++++++++++++++- - 1 file changed, 62 insertions(+), 1 deletion(-) - ---- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts -@@ -45,6 +45,47 @@ - }; - }; - -+ vdisp: regulator { -+ compatible = "regulator-fixed"; -+ regulator-name = "display-power"; -+ regulator-min-microvolt = <3600000>; -+ regulator-max-microvolt = <3600000>; -+ /* Collides with LCD E */ -+ gpio = <&gpio0 16 GPIO_ACTIVE_HIGH>; -+ enable-active-high; -+ }; -+ -+ spi { -+ compatible = "spi-gpio"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ /* Collides with IDE pins, that's cool (we do not use them) */ -+ gpio-sck = <&gpio1 5 GPIO_ACTIVE_HIGH>; -+ gpio-miso = <&gpio1 8 GPIO_ACTIVE_HIGH>; -+ gpio-mosi = <&gpio1 7 GPIO_ACTIVE_HIGH>; -+ /* Collides with pflash CE1, not so cool */ -+ cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>; -+ num-chipselects = <1>; -+ -+ panel: display@0 { -+ compatible = "dlink,dir-685-panel", "ilitek,ili9322"; -+ reg = <0>; -+ /* 50 ns min period = 20 MHz */ -+ spi-max-frequency = <20000000>; -+ spi-cpol; /* Clock active low */ -+ vcc-supply = <&vdisp>; -+ iovcc-supply = <&vdisp>; -+ vci-supply = <&vdisp>; -+ -+ port { -+ panel_in: endpoint { -+ remote-endpoint = <&display_out>; -+ }; -+ }; -+ }; -+ }; -+ - leds { - compatible = "gpio-leds"; - led-wps { -@@ -115,7 +156,16 @@ - - soc { - flash@30000000 { -- status = "okay"; -+ /* -+ * Flash access is by default disabled, because it -+ * collides with the Chip Enable signal for the display -+ * panel, that reuse the parallel flash Chip Select 1 -+ * (CS1). Enabling flash makes graphics stop working. -+ * -+ * We might be able to hack around this by letting -+ * GPIO poke around in the flash controller registers. -+ */ -+ /* status = "okay"; */ - /* 32MB of flash */ - reg = <0x30000000 0x02000000>; - -@@ -238,5 +288,16 @@ - ata@63000000 { - status = "okay"; - }; -+ -+ display-controller@6a000000 { -+ status = "okay"; -+ -+ port@0 { -+ reg = <0>; -+ display_out: endpoint { -+ remote-endpoint = <&panel_in>; -+ }; -+ }; -+ }; - }; - }; diff --git a/target/linux/gemini/patches-4.14/0017-watchdog-gemini-ftwdt010-rename-DT-bindings.patch b/target/linux/gemini/patches-4.14/0017-watchdog-gemini-ftwdt010-rename-DT-bindings.patch deleted file mode 100644 index 3fe0b8f8ce..0000000000 --- a/target/linux/gemini/patches-4.14/0017-watchdog-gemini-ftwdt010-rename-DT-bindings.patch +++ /dev/null @@ -1,88 +0,0 @@ -From d73f6cc09bcbe258a72c06899215d1a3e8a7686d Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Mon, 16 Oct 2017 22:54:23 +0200 -Subject: [PATCH 17/31] watchdog: gemini/ftwdt010: rename DT bindings - -The device tree bindings are in two copies and also should be -consolidated into a single Faraday Technology FTWDT010 -binding since we uncovered that this IP part is a standard -IP from Faraday. - -Cc: devicetree@vger.kernel.org -Acked-by: Rob Herring <robh@kernel.org> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Reviewed-by: Guenter Roeck <linux@roeck-us.net> -Signed-off-by: Guenter Roeck <linux@roeck-us.net> -Signed-off-by: Wim Van Sebroeck <wim@iguana.be> ---- - .../bindings/watchdog/cortina,gemini-watchdog.txt | 17 ----------------- - ...{cortina,gemin-watchdog.txt => faraday,ftwdt010.txt} | 11 ++++++++--- - 2 files changed, 8 insertions(+), 20 deletions(-) - delete mode 100644 Documentation/devicetree/bindings/watchdog/cortina,gemini-watchdog.txt - rename Documentation/devicetree/bindings/watchdog/{cortina,gemin-watchdog.txt => faraday,ftwdt010.txt} (55%) - ---- a/Documentation/devicetree/bindings/watchdog/cortina,gemini-watchdog.txt -+++ /dev/null -@@ -1,17 +0,0 @@ --Cortina Systems Gemini SoC Watchdog -- --Required properties: --- compatible : must be "cortina,gemini-watchdog" --- reg : shall contain base register location and length --- interrupts : shall contain the interrupt for the watchdog -- --Optional properties: --- timeout-sec : the default watchdog timeout in seconds. -- --Example: -- --watchdog@41000000 { -- compatible = "cortina,gemini-watchdog"; -- reg = <0x41000000 0x1000>; -- interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; --}; ---- a/Documentation/devicetree/bindings/watchdog/cortina,gemin-watchdog.txt -+++ /dev/null -@@ -1,17 +0,0 @@ --Cortina Systems Gemini SoC Watchdog -- --Required properties: --- compatible : must be "cortina,gemini-watchdog" --- reg : shall contain base register location and length --- interrupts : shall contain the interrupt for the watchdog -- --Optional properties: --- timeout-sec : the default watchdog timeout in seconds. -- --Example: -- --watchdog@41000000 { -- compatible = "cortina,gemini-watchdog"; -- reg = <0x41000000 0x1000>; -- interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; --}; ---- /dev/null -+++ b/Documentation/devicetree/bindings/watchdog/faraday,ftwdt010.txt -@@ -0,0 +1,22 @@ -+Faraday Technology FTWDT010 watchdog -+ -+This is an IP part from Faraday Technology found in the Gemini -+SoCs and others. -+ -+Required properties: -+- compatible : must be one of -+ "faraday,ftwdt010" -+ "cortina,gemini-watchdog", "faraday,ftwdt010" -+- reg : shall contain base register location and length -+- interrupts : shall contain the interrupt for the watchdog -+ -+Optional properties: -+- timeout-sec : the default watchdog timeout in seconds. -+ -+Example: -+ -+watchdog@41000000 { -+ compatible = "faraday,ftwdt010"; -+ reg = <0x41000000 0x1000>; -+ interrupts = <3 IRQ_TYPE_LEVEL_HIGH>; -+}; diff --git a/target/linux/gemini/patches-4.14/0018-watchdog-gemini-ftwdt010-rename-driver-and-symbols.patch b/target/linux/gemini/patches-4.14/0018-watchdog-gemini-ftwdt010-rename-driver-and-symbols.patch deleted file mode 100644 index 23c1989357..0000000000 --- a/target/linux/gemini/patches-4.14/0018-watchdog-gemini-ftwdt010-rename-driver-and-symbols.patch +++ /dev/null @@ -1,527 +0,0 @@ -From c197a5a04d658da490de08636066a6bdbebf16c5 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Mon, 16 Oct 2017 22:54:24 +0200 -Subject: [PATCH 18/31] watchdog: gemini/ftwdt010: rename driver and symbols - -This renames all the driver files and symbols for the Gemini -watchdog to FTWDT010 as it has been revealed that this IP block -is a generic watchdog timer from Faraday Technology used in -several SoC designs. - -Select this driver by default for the Gemini, it is a sensible -driver to always have enabled. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Reviewed-by: Guenter Roeck <linux@roeck-us.net> -Signed-off-by: Guenter Roeck <linux@roeck-us.net> -Signed-off-by: Wim Van Sebroeck <wim@iguana.be> ---- - drivers/watchdog/Kconfig | 14 +-- - drivers/watchdog/Makefile | 2 +- - drivers/watchdog/{gemini_wdt.c => ftwdt010_wdt.c} | 117 +++++++++++----------- - 3 files changed, 68 insertions(+), 65 deletions(-) - rename drivers/watchdog/{gemini_wdt.c => ftwdt010_wdt.c} (50%) - ---- a/drivers/watchdog/Kconfig -+++ b/drivers/watchdog/Kconfig -@@ -321,16 +321,18 @@ config 977_WATCHDOG - - Not sure? It's safe to say N. - --config GEMINI_WATCHDOG -- tristate "Gemini watchdog" -- depends on ARCH_GEMINI -+config FTWDT010_WATCHDOG -+ tristate "Faraday Technology FTWDT010 watchdog" -+ depends on ARM || COMPILE_TEST - select WATCHDOG_CORE -+ default ARCH_GEMINI - help -- Say Y here if to include support for the watchdog timer -- embedded in the Cortina Systems Gemini family of devices. -+ Say Y here if to include support for the Faraday Technology -+ FTWDT010 watchdog timer embedded in the Cortina Systems Gemini -+ family of devices. - - To compile this driver as a module, choose M here: the -- module will be called gemini_wdt. -+ module will be called ftwdt010_wdt. - - config IXP4XX_WATCHDOG - tristate "IXP4xx Watchdog" ---- a/drivers/watchdog/Makefile -+++ b/drivers/watchdog/Makefile -@@ -46,7 +46,7 @@ obj-$(CONFIG_OMAP_WATCHDOG) += omap_wdt. - obj-$(CONFIG_TWL4030_WATCHDOG) += twl4030_wdt.o - obj-$(CONFIG_21285_WATCHDOG) += wdt285.o - obj-$(CONFIG_977_WATCHDOG) += wdt977.o --obj-$(CONFIG_GEMINI_WATCHDOG) += gemini_wdt.o -+obj-$(CONFIG_FTWDT010_WATCHDOG) += ftwdt010_wdt.o - obj-$(CONFIG_IXP4XX_WATCHDOG) += ixp4xx_wdt.o - obj-$(CONFIG_KS8695_WATCHDOG) += ks8695_wdt.o - obj-$(CONFIG_S3C2410_WATCHDOG) += s3c2410_wdt.o ---- a/drivers/watchdog/gemini_wdt.c -+++ /dev/null -@@ -1,229 +0,0 @@ --/* -- * Watchdog driver for Cortina Systems Gemini SoC -- * -- * Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org> -- * -- * Inspired by the out-of-tree drivers from OpenWRT: -- * Copyright (C) 2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> -- * -- * 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/bitops.h> --#include <linux/init.h> --#include <linux/interrupt.h> --#include <linux/io.h> --#include <linux/kernel.h> --#include <linux/module.h> --#include <linux/of_device.h> --#include <linux/platform_device.h> --#include <linux/slab.h> --#include <linux/watchdog.h> -- --#define GEMINI_WDCOUNTER 0x0 --#define GEMINI_WDLOAD 0x4 --#define GEMINI_WDRESTART 0x8 --#define GEMINI_WDCR 0xC -- --#define WDRESTART_MAGIC 0x5AB9 -- --#define WDCR_CLOCK_5MHZ BIT(4) --#define WDCR_SYS_RST BIT(1) --#define WDCR_ENABLE BIT(0) -- --#define WDT_CLOCK 5000000 /* 5 MHz */ -- --struct gemini_wdt { -- struct watchdog_device wdd; -- struct device *dev; -- void __iomem *base; --}; -- --static inline --struct gemini_wdt *to_gemini_wdt(struct watchdog_device *wdd) --{ -- return container_of(wdd, struct gemini_wdt, wdd); --} -- --static int gemini_wdt_start(struct watchdog_device *wdd) --{ -- struct gemini_wdt *gwdt = to_gemini_wdt(wdd); -- -- writel(wdd->timeout * WDT_CLOCK, gwdt->base + GEMINI_WDLOAD); -- writel(WDRESTART_MAGIC, gwdt->base + GEMINI_WDRESTART); -- /* set clock before enabling */ -- writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST, -- gwdt->base + GEMINI_WDCR); -- writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST | WDCR_ENABLE, -- gwdt->base + GEMINI_WDCR); -- -- return 0; --} -- --static int gemini_wdt_stop(struct watchdog_device *wdd) --{ -- struct gemini_wdt *gwdt = to_gemini_wdt(wdd); -- -- writel(0, gwdt->base + GEMINI_WDCR); -- -- return 0; --} -- --static int gemini_wdt_ping(struct watchdog_device *wdd) --{ -- struct gemini_wdt *gwdt = to_gemini_wdt(wdd); -- -- writel(WDRESTART_MAGIC, gwdt->base + GEMINI_WDRESTART); -- -- return 0; --} -- --static int gemini_wdt_set_timeout(struct watchdog_device *wdd, -- unsigned int timeout) --{ -- wdd->timeout = timeout; -- if (watchdog_active(wdd)) -- gemini_wdt_start(wdd); -- -- return 0; --} -- --static irqreturn_t gemini_wdt_interrupt(int irq, void *data) --{ -- struct gemini_wdt *gwdt = data; -- -- watchdog_notify_pretimeout(&gwdt->wdd); -- -- return IRQ_HANDLED; --} -- --static const struct watchdog_ops gemini_wdt_ops = { -- .start = gemini_wdt_start, -- .stop = gemini_wdt_stop, -- .ping = gemini_wdt_ping, -- .set_timeout = gemini_wdt_set_timeout, -- .owner = THIS_MODULE, --}; -- --static const struct watchdog_info gemini_wdt_info = { -- .options = WDIOF_KEEPALIVEPING -- | WDIOF_MAGICCLOSE -- | WDIOF_SETTIMEOUT, -- .identity = KBUILD_MODNAME, --}; -- -- --static int gemini_wdt_probe(struct platform_device *pdev) --{ -- struct device *dev = &pdev->dev; -- struct resource *res; -- struct gemini_wdt *gwdt; -- unsigned int reg; -- int irq; -- int ret; -- -- gwdt = devm_kzalloc(dev, sizeof(*gwdt), GFP_KERNEL); -- if (!gwdt) -- return -ENOMEM; -- -- res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -- gwdt->base = devm_ioremap_resource(dev, res); -- if (IS_ERR(gwdt->base)) -- return PTR_ERR(gwdt->base); -- -- irq = platform_get_irq(pdev, 0); -- if (!irq) -- return -EINVAL; -- -- gwdt->dev = dev; -- gwdt->wdd.info = &gemini_wdt_info; -- gwdt->wdd.ops = &gemini_wdt_ops; -- gwdt->wdd.min_timeout = 1; -- gwdt->wdd.max_timeout = 0xFFFFFFFF / WDT_CLOCK; -- gwdt->wdd.parent = dev; -- -- /* -- * If 'timeout-sec' unspecified in devicetree, assume a 13 second -- * default. -- */ -- gwdt->wdd.timeout = 13U; -- watchdog_init_timeout(&gwdt->wdd, 0, dev); -- -- reg = readw(gwdt->base + GEMINI_WDCR); -- if (reg & WDCR_ENABLE) { -- /* Watchdog was enabled by the bootloader, disable it. */ -- reg &= ~WDCR_ENABLE; -- writel(reg, gwdt->base + GEMINI_WDCR); -- } -- -- ret = devm_request_irq(dev, irq, gemini_wdt_interrupt, 0, -- "watchdog bark", gwdt); -- if (ret) -- return ret; -- -- ret = devm_watchdog_register_device(dev, &gwdt->wdd); -- if (ret) { -- dev_err(&pdev->dev, "failed to register watchdog\n"); -- return ret; -- } -- -- /* Set up platform driver data */ -- platform_set_drvdata(pdev, gwdt); -- dev_info(dev, "Gemini watchdog driver enabled\n"); -- -- return 0; --} -- --static int __maybe_unused gemini_wdt_suspend(struct device *dev) --{ -- struct gemini_wdt *gwdt = dev_get_drvdata(dev); -- unsigned int reg; -- -- reg = readw(gwdt->base + GEMINI_WDCR); -- reg &= ~WDCR_ENABLE; -- writel(reg, gwdt->base + GEMINI_WDCR); -- -- return 0; --} -- --static int __maybe_unused gemini_wdt_resume(struct device *dev) --{ -- struct gemini_wdt *gwdt = dev_get_drvdata(dev); -- unsigned int reg; -- -- if (watchdog_active(&gwdt->wdd)) { -- reg = readw(gwdt->base + GEMINI_WDCR); -- reg |= WDCR_ENABLE; -- writel(reg, gwdt->base + GEMINI_WDCR); -- } -- -- return 0; --} -- --static const struct dev_pm_ops gemini_wdt_dev_pm_ops = { -- SET_SYSTEM_SLEEP_PM_OPS(gemini_wdt_suspend, -- gemini_wdt_resume) --}; -- --#ifdef CONFIG_OF --static const struct of_device_id gemini_wdt_match[] = { -- { .compatible = "cortina,gemini-watchdog" }, -- {}, --}; --MODULE_DEVICE_TABLE(of, gemini_wdt_match); --#endif -- --static struct platform_driver gemini_wdt_driver = { -- .probe = gemini_wdt_probe, -- .driver = { -- .name = "gemini-wdt", -- .of_match_table = of_match_ptr(gemini_wdt_match), -- .pm = &gemini_wdt_dev_pm_ops, -- }, --}; --module_platform_driver(gemini_wdt_driver); --MODULE_AUTHOR("Linus Walleij"); --MODULE_DESCRIPTION("Watchdog driver for Gemini"); --MODULE_LICENSE("GPL"); ---- /dev/null -+++ b/drivers/watchdog/ftwdt010_wdt.c -@@ -0,0 +1,230 @@ -+/* -+ * Watchdog driver for Faraday Technology FTWDT010 -+ * -+ * Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org> -+ * -+ * Inspired by the out-of-tree drivers from OpenWRT: -+ * Copyright (C) 2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> -+ * -+ * 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/bitops.h> -+#include <linux/init.h> -+#include <linux/interrupt.h> -+#include <linux/io.h> -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/of_device.h> -+#include <linux/platform_device.h> -+#include <linux/slab.h> -+#include <linux/watchdog.h> -+ -+#define FTWDT010_WDCOUNTER 0x0 -+#define FTWDT010_WDLOAD 0x4 -+#define FTWDT010_WDRESTART 0x8 -+#define FTWDT010_WDCR 0xC -+ -+#define WDRESTART_MAGIC 0x5AB9 -+ -+#define WDCR_CLOCK_5MHZ BIT(4) -+#define WDCR_SYS_RST BIT(1) -+#define WDCR_ENABLE BIT(0) -+ -+#define WDT_CLOCK 5000000 /* 5 MHz */ -+ -+struct ftwdt010_wdt { -+ struct watchdog_device wdd; -+ struct device *dev; -+ void __iomem *base; -+}; -+ -+static inline -+struct ftwdt010_wdt *to_ftwdt010_wdt(struct watchdog_device *wdd) -+{ -+ return container_of(wdd, struct ftwdt010_wdt, wdd); -+} -+ -+static int ftwdt010_wdt_start(struct watchdog_device *wdd) -+{ -+ struct ftwdt010_wdt *gwdt = to_ftwdt010_wdt(wdd); -+ -+ writel(wdd->timeout * WDT_CLOCK, gwdt->base + FTWDT010_WDLOAD); -+ writel(WDRESTART_MAGIC, gwdt->base + FTWDT010_WDRESTART); -+ /* set clock before enabling */ -+ writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST, -+ gwdt->base + FTWDT010_WDCR); -+ writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST | WDCR_ENABLE, -+ gwdt->base + FTWDT010_WDCR); -+ -+ return 0; -+} -+ -+static int ftwdt010_wdt_stop(struct watchdog_device *wdd) -+{ -+ struct ftwdt010_wdt *gwdt = to_ftwdt010_wdt(wdd); -+ -+ writel(0, gwdt->base + FTWDT010_WDCR); -+ -+ return 0; -+} -+ -+static int ftwdt010_wdt_ping(struct watchdog_device *wdd) -+{ -+ struct ftwdt010_wdt *gwdt = to_ftwdt010_wdt(wdd); -+ -+ writel(WDRESTART_MAGIC, gwdt->base + FTWDT010_WDRESTART); -+ -+ return 0; -+} -+ -+static int ftwdt010_wdt_set_timeout(struct watchdog_device *wdd, -+ unsigned int timeout) -+{ -+ wdd->timeout = timeout; -+ if (watchdog_active(wdd)) -+ ftwdt010_wdt_start(wdd); -+ -+ return 0; -+} -+ -+static irqreturn_t ftwdt010_wdt_interrupt(int irq, void *data) -+{ -+ struct ftwdt010_wdt *gwdt = data; -+ -+ watchdog_notify_pretimeout(&gwdt->wdd); -+ -+ return IRQ_HANDLED; -+} -+ -+static const struct watchdog_ops ftwdt010_wdt_ops = { -+ .start = ftwdt010_wdt_start, -+ .stop = ftwdt010_wdt_stop, -+ .ping = ftwdt010_wdt_ping, -+ .set_timeout = ftwdt010_wdt_set_timeout, -+ .owner = THIS_MODULE, -+}; -+ -+static const struct watchdog_info ftwdt010_wdt_info = { -+ .options = WDIOF_KEEPALIVEPING -+ | WDIOF_MAGICCLOSE -+ | WDIOF_SETTIMEOUT, -+ .identity = KBUILD_MODNAME, -+}; -+ -+ -+static int ftwdt010_wdt_probe(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ struct resource *res; -+ struct ftwdt010_wdt *gwdt; -+ unsigned int reg; -+ int irq; -+ int ret; -+ -+ gwdt = devm_kzalloc(dev, sizeof(*gwdt), GFP_KERNEL); -+ if (!gwdt) -+ return -ENOMEM; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ gwdt->base = devm_ioremap_resource(dev, res); -+ if (IS_ERR(gwdt->base)) -+ return PTR_ERR(gwdt->base); -+ -+ irq = platform_get_irq(pdev, 0); -+ if (!irq) -+ return -EINVAL; -+ -+ gwdt->dev = dev; -+ gwdt->wdd.info = &ftwdt010_wdt_info; -+ gwdt->wdd.ops = &ftwdt010_wdt_ops; -+ gwdt->wdd.min_timeout = 1; -+ gwdt->wdd.max_timeout = 0xFFFFFFFF / WDT_CLOCK; -+ gwdt->wdd.parent = dev; -+ -+ /* -+ * If 'timeout-sec' unspecified in devicetree, assume a 13 second -+ * default. -+ */ -+ gwdt->wdd.timeout = 13U; -+ watchdog_init_timeout(&gwdt->wdd, 0, dev); -+ -+ reg = readw(gwdt->base + FTWDT010_WDCR); -+ if (reg & WDCR_ENABLE) { -+ /* Watchdog was enabled by the bootloader, disable it. */ -+ reg &= ~WDCR_ENABLE; -+ writel(reg, gwdt->base + FTWDT010_WDCR); -+ } -+ -+ ret = devm_request_irq(dev, irq, ftwdt010_wdt_interrupt, 0, -+ "watchdog bark", gwdt); -+ if (ret) -+ return ret; -+ -+ ret = devm_watchdog_register_device(dev, &gwdt->wdd); -+ if (ret) { -+ dev_err(&pdev->dev, "failed to register watchdog\n"); -+ return ret; -+ } -+ -+ /* Set up platform driver data */ -+ platform_set_drvdata(pdev, gwdt); -+ dev_info(dev, "FTWDT010 watchdog driver enabled\n"); -+ -+ return 0; -+} -+ -+static int __maybe_unused ftwdt010_wdt_suspend(struct device *dev) -+{ -+ struct ftwdt010_wdt *gwdt = dev_get_drvdata(dev); -+ unsigned int reg; -+ -+ reg = readw(gwdt->base + FTWDT010_WDCR); -+ reg &= ~WDCR_ENABLE; -+ writel(reg, gwdt->base + FTWDT010_WDCR); -+ -+ return 0; -+} -+ -+static int __maybe_unused ftwdt010_wdt_resume(struct device *dev) -+{ -+ struct ftwdt010_wdt *gwdt = dev_get_drvdata(dev); -+ unsigned int reg; -+ -+ if (watchdog_active(&gwdt->wdd)) { -+ reg = readw(gwdt->base + FTWDT010_WDCR); -+ reg |= WDCR_ENABLE; -+ writel(reg, gwdt->base + FTWDT010_WDCR); -+ } -+ -+ return 0; -+} -+ -+static const struct dev_pm_ops ftwdt010_wdt_dev_pm_ops = { -+ SET_SYSTEM_SLEEP_PM_OPS(ftwdt010_wdt_suspend, -+ ftwdt010_wdt_resume) -+}; -+ -+#ifdef CONFIG_OF -+static const struct of_device_id ftwdt010_wdt_match[] = { -+ { .compatible = "faraday,ftwdt010" }, -+ { .compatible = "cortina,gemini-watchdog" }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, ftwdt010_wdt_match); -+#endif -+ -+static struct platform_driver ftwdt010_wdt_driver = { -+ .probe = ftwdt010_wdt_probe, -+ .driver = { -+ .name = "ftwdt010-wdt", -+ .of_match_table = of_match_ptr(ftwdt010_wdt_match), -+ .pm = &ftwdt010_wdt_dev_pm_ops, -+ }, -+}; -+module_platform_driver(ftwdt010_wdt_driver); -+MODULE_AUTHOR("Linus Walleij"); -+MODULE_DESCRIPTION("Watchdog driver for Faraday Technology FTWDT010"); -+MODULE_LICENSE("GPL"); diff --git a/target/linux/gemini/patches-4.14/0019-watchdog-ftwdt010-Make-interrupt-optional.patch b/target/linux/gemini/patches-4.14/0019-watchdog-ftwdt010-Make-interrupt-optional.patch deleted file mode 100644 index 23c4ab5c0d..0000000000 --- a/target/linux/gemini/patches-4.14/0019-watchdog-ftwdt010-Make-interrupt-optional.patch +++ /dev/null @@ -1,93 +0,0 @@ -From 4347a0b0699989b889857c9d4ccfbce339859f13 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Mon, 16 Oct 2017 22:54:25 +0200 -Subject: [PATCH 19/31] watchdog: ftwdt010: Make interrupt optional - -The Moxart does not appear to be using the interrupt from the -watchdog timer, maybe it's not even routed, so as to support -more architectures with this driver, make the interrupt -optional. - -While we are at it: actually enable the use of the interrupt -if present by setting the right bit in the control register -and define the missing control register bits. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Reviewed-by: Guenter Roeck <linux@roeck-us.net> -Signed-off-by: Guenter Roeck <linux@roeck-us.net> -Signed-off-by: Wim Van Sebroeck <wim@iguana.be> ---- - drivers/watchdog/ftwdt010_wdt.c | 30 ++++++++++++++++++------------ - 1 file changed, 18 insertions(+), 12 deletions(-) - ---- a/drivers/watchdog/ftwdt010_wdt.c -+++ b/drivers/watchdog/ftwdt010_wdt.c -@@ -30,6 +30,8 @@ - #define WDRESTART_MAGIC 0x5AB9 - - #define WDCR_CLOCK_5MHZ BIT(4) -+#define WDCR_WDEXT BIT(3) -+#define WDCR_WDINTR BIT(2) - #define WDCR_SYS_RST BIT(1) - #define WDCR_ENABLE BIT(0) - -@@ -39,6 +41,7 @@ struct ftwdt010_wdt { - struct watchdog_device wdd; - struct device *dev; - void __iomem *base; -+ bool has_irq; - }; - - static inline -@@ -50,14 +53,17 @@ struct ftwdt010_wdt *to_ftwdt010_wdt(str - static int ftwdt010_wdt_start(struct watchdog_device *wdd) - { - struct ftwdt010_wdt *gwdt = to_ftwdt010_wdt(wdd); -+ u32 enable; - - writel(wdd->timeout * WDT_CLOCK, gwdt->base + FTWDT010_WDLOAD); - writel(WDRESTART_MAGIC, gwdt->base + FTWDT010_WDRESTART); - /* set clock before enabling */ -- writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST, -- gwdt->base + FTWDT010_WDCR); -- writel(WDCR_CLOCK_5MHZ | WDCR_SYS_RST | WDCR_ENABLE, -- gwdt->base + FTWDT010_WDCR); -+ enable = WDCR_CLOCK_5MHZ | WDCR_SYS_RST; -+ writel(enable, gwdt->base + FTWDT010_WDCR); -+ if (gwdt->has_irq) -+ enable |= WDCR_WDINTR; -+ enable |= WDCR_ENABLE; -+ writel(enable, gwdt->base + FTWDT010_WDCR); - - return 0; - } -@@ -133,10 +139,6 @@ static int ftwdt010_wdt_probe(struct pla - if (IS_ERR(gwdt->base)) - return PTR_ERR(gwdt->base); - -- irq = platform_get_irq(pdev, 0); -- if (!irq) -- return -EINVAL; -- - gwdt->dev = dev; - gwdt->wdd.info = &ftwdt010_wdt_info; - gwdt->wdd.ops = &ftwdt010_wdt_ops; -@@ -158,10 +160,14 @@ static int ftwdt010_wdt_probe(struct pla - writel(reg, gwdt->base + FTWDT010_WDCR); - } - -- ret = devm_request_irq(dev, irq, ftwdt010_wdt_interrupt, 0, -- "watchdog bark", gwdt); -- if (ret) -- return ret; -+ irq = platform_get_irq(pdev, 0); -+ if (irq) { -+ ret = devm_request_irq(dev, irq, ftwdt010_wdt_interrupt, 0, -+ "watchdog bark", gwdt); -+ if (ret) -+ return ret; -+ gwdt->has_irq = true; -+ } - - ret = devm_watchdog_register_device(dev, &gwdt->wdd); - if (ret) { diff --git a/target/linux/gemini/patches-4.14/0020-soc-Add-SoC-driver-for-Gemini.patch b/target/linux/gemini/patches-4.14/0020-soc-Add-SoC-driver-for-Gemini.patch deleted file mode 100644 index f1bbe0a15f..0000000000 --- a/target/linux/gemini/patches-4.14/0020-soc-Add-SoC-driver-for-Gemini.patch +++ /dev/null @@ -1,113 +0,0 @@ -From b0a88a861b036124ef2d6acfe6dd87cfde63e750 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 22 Dec 2017 00:19:08 +0100 -Subject: [PATCH 20/31] soc: Add SoC driver for Gemini - -This adds an SoC driver for the Gemini. Currently there -is only one thing not fitting into any other framework, -and that is the bus arbitration setting. - -All Gemini vendor trees seem to be setting this register to -exactly the same arbitration so we just add a small code -snippet to do this at subsys_init() time before any other -drivers kick in. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Signed-off-by: Arnd Bergmann <arnd@arndb.de> ---- - drivers/soc/Makefile | 1 + - drivers/soc/gemini/Makefile | 2 ++ - drivers/soc/gemini/soc-gemini.c | 71 +++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 74 insertions(+) - create mode 100644 drivers/soc/gemini/Makefile - create mode 100644 drivers/soc/gemini/soc-gemini.c - ---- a/drivers/soc/Makefile -+++ b/drivers/soc/Makefile -@@ -9,6 +9,7 @@ obj-y += bcm/ - obj-$(CONFIG_ARCH_DOVE) += dove/ - obj-$(CONFIG_MACH_DOVE) += dove/ - obj-y += fsl/ -+obj-$(CONFIG_ARCH_GEMINI) += gemini/ - obj-$(CONFIG_ARCH_MXC) += imx/ - obj-$(CONFIG_SOC_XWAY) += lantiq/ - obj-$(CONFIG_ARCH_MEDIATEK) += mediatek/ ---- /dev/null -+++ b/drivers/soc/gemini/Makefile -@@ -0,0 +1,2 @@ -+# SPDX-License-Identifier: GPL-2.0 -+obj-y += soc-gemini.o ---- /dev/null -+++ b/drivers/soc/gemini/soc-gemini.c -@@ -0,0 +1,71 @@ -+// SPDX-License-Identifier: GPL-2.0 -+/* -+ * Copyright (C) 2017 Linaro Ltd. -+ * -+ * Author: Linus Walleij <linus.walleij@linaro.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/kernel.h> -+#include <linux/mfd/syscon.h> -+#include <linux/regmap.h> -+#include <linux/of.h> -+ -+#define GLOBAL_WORD_ID 0x00 -+#define GEMINI_GLOBAL_ARB1_CTRL 0x2c -+#define GEMINI_ARB1_BURST_MASK GENMASK(21, 16) -+#define GEMINI_ARB1_BURST_SHIFT 16 -+/* These all define the priority on the BUS2 backplane */ -+#define GEMINI_ARB1_PRIO_MASK GENMASK(9, 0) -+#define GEMINI_ARB1_DMAC_HIGH_PRIO BIT(0) -+#define GEMINI_ARB1_IDE_HIGH_PRIO BIT(1) -+#define GEMINI_ARB1_RAID_HIGH_PRIO BIT(2) -+#define GEMINI_ARB1_SECURITY_HIGH_PRIO BIT(3) -+#define GEMINI_ARB1_GMAC0_HIGH_PRIO BIT(4) -+#define GEMINI_ARB1_GMAC1_HIGH_PRIO BIT(5) -+#define GEMINI_ARB1_USB0_HIGH_PRIO BIT(6) -+#define GEMINI_ARB1_USB1_HIGH_PRIO BIT(7) -+#define GEMINI_ARB1_PCI_HIGH_PRIO BIT(8) -+#define GEMINI_ARB1_TVE_HIGH_PRIO BIT(9) -+ -+#define GEMINI_DEFAULT_BURST_SIZE 0x20 -+#define GEMINI_DEFAULT_PRIO (GEMINI_ARB1_GMAC0_HIGH_PRIO | \ -+ GEMINI_ARB1_GMAC1_HIGH_PRIO) -+ -+static int __init gemini_soc_init(void) -+{ -+ struct regmap *map; -+ u32 rev; -+ u32 val; -+ int ret; -+ -+ /* Multiplatform guard, only proceed on Gemini */ -+ if (!of_machine_is_compatible("cortina,gemini")) -+ return 0; -+ -+ map = syscon_regmap_lookup_by_compatible("cortina,gemini-syscon"); -+ if (IS_ERR(map)) -+ return PTR_ERR(map); -+ ret = regmap_read(map, GLOBAL_WORD_ID, &rev); -+ if (ret) -+ return ret; -+ -+ val = (GEMINI_DEFAULT_BURST_SIZE << GEMINI_ARB1_BURST_SHIFT) | -+ GEMINI_DEFAULT_PRIO; -+ -+ /* Set up system arbitration */ -+ regmap_update_bits(map, -+ GEMINI_GLOBAL_ARB1_CTRL, -+ GEMINI_ARB1_BURST_MASK | GEMINI_ARB1_PRIO_MASK, -+ val); -+ -+ pr_info("Gemini SoC %04x revision %02x, set arbitration %08x\n", -+ rev >> 8, rev & 0xff, val); -+ -+ return 0; -+} -+subsys_initcall(gemini_soc_init); diff --git a/target/linux/gemini/patches-4.14/0021-net-ethernet-Add-DT-bindings-for-the-Gemini-ethernet.patch b/target/linux/gemini/patches-4.14/0021-net-ethernet-Add-DT-bindings-for-the-Gemini-ethernet.patch deleted file mode 100644 index 19653d5ad1..0000000000 --- a/target/linux/gemini/patches-4.14/0021-net-ethernet-Add-DT-bindings-for-the-Gemini-ethernet.patch +++ /dev/null @@ -1,119 +0,0 @@ -From 49bc597009f52ec8970269f6201d3ed415a844ee Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 12 Jan 2018 22:34:23 +0100 -Subject: [PATCH 21/31] net: ethernet: Add DT bindings for the Gemini ethernet -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This adds the device tree bindings for the Gemini ethernet -controller. It is pretty straight-forward, using standard -bindings and modelling the two child ports as child devices -under the parent ethernet controller device. - -Cc: devicetree@vger.kernel.org -Cc: Tobias Waldvogel <tobias.waldvogel@gmail.com> -Cc: Michał Mirosław <mirq-linux@rere.qmqm.pl> -Reviewed-by: Rob Herring <robh@kernel.org> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - .../bindings/net/cortina,gemini-ethernet.txt | 92 ++++++++++++++++++++++ - 1 file changed, 92 insertions(+) - create mode 100644 Documentation/devicetree/bindings/net/cortina,gemini-ethernet.txt - ---- /dev/null -+++ b/Documentation/devicetree/bindings/net/cortina,gemini-ethernet.txt -@@ -0,0 +1,92 @@ -+Cortina Systems Gemini Ethernet Controller -+========================================== -+ -+This ethernet controller is found in the Gemini SoC family: -+StorLink SL3512 and SL3516, also known as Cortina Systems -+CS3512 and CS3516. -+ -+Required properties: -+- compatible: must be "cortina,gemini-ethernet" -+- reg: must contain the global registers and the V-bit and A-bit -+ memory areas, in total three register sets. -+- syscon: a phandle to the system controller -+- #address-cells: must be specified, must be <1> -+- #size-cells: must be specified, must be <1> -+- ranges: should be state like this giving a 1:1 address translation -+ for the subnodes -+ -+The subnodes represents the two ethernet ports in this device. -+They are not independent of each other since they share resources -+in the parent node, and are thus children. -+ -+Required subnodes: -+- port0: contains the resources for ethernet port 0 -+- port1: contains the resources for ethernet port 1 -+ -+Required subnode properties: -+- compatible: must be "cortina,gemini-ethernet-port" -+- reg: must contain two register areas: the DMA/TOE memory and -+ the GMAC memory area of the port -+- interrupts: should contain the interrupt line of the port. -+ this is nominally a level interrupt active high. -+- resets: this must provide an SoC-integrated reset line for -+ the port. -+- clocks: this should contain a handle to the PCLK clock for -+ clocking the silicon in this port -+- clock-names: must be "PCLK" -+ -+Optional subnode properties: -+- phy-mode: see ethernet.txt -+- phy-handle: see ethernet.txt -+ -+Example: -+ -+mdio-bus { -+ (...) -+ phy0: ethernet-phy@1 { -+ reg = <1>; -+ device_type = "ethernet-phy"; -+ }; -+ phy1: ethernet-phy@3 { -+ reg = <3>; -+ device_type = "ethernet-phy"; -+ }; -+}; -+ -+ -+ethernet@60000000 { -+ compatible = "cortina,gemini-ethernet"; -+ reg = <0x60000000 0x4000>, /* Global registers, queue */ -+ <0x60004000 0x2000>, /* V-bit */ -+ <0x60006000 0x2000>; /* A-bit */ -+ syscon = <&syscon>; -+ #address-cells = <1>; -+ #size-cells = <1>; -+ ranges; -+ -+ gmac0: ethernet-port@0 { -+ compatible = "cortina,gemini-ethernet-port"; -+ reg = <0x60008000 0x2000>, /* Port 0 DMA/TOE */ -+ <0x6000a000 0x2000>; /* Port 0 GMAC */ -+ interrupt-parent = <&intcon>; -+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; -+ resets = <&syscon GEMINI_RESET_GMAC0>; -+ clocks = <&syscon GEMINI_CLK_GATE_GMAC0>; -+ clock-names = "PCLK"; -+ phy-mode = "rgmii"; -+ phy-handle = <&phy0>; -+ }; -+ -+ gmac1: ethernet-port@1 { -+ compatible = "cortina,gemini-ethernet-port"; -+ reg = <0x6000c000 0x2000>, /* Port 1 DMA/TOE */ -+ <0x6000e000 0x2000>; /* Port 1 GMAC */ -+ interrupt-parent = <&intcon>; -+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; -+ resets = <&syscon GEMINI_RESET_GMAC1>; -+ clocks = <&syscon GEMINI_CLK_GATE_GMAC1>; -+ clock-names = "PCLK"; -+ phy-mode = "rgmii"; -+ phy-handle = <&phy1>; -+ }; -+}; diff --git a/target/linux/gemini/patches-4.14/0022-net-ethernet-Add-a-driver-for-Gemini-gigabit-etherne.patch b/target/linux/gemini/patches-4.14/0022-net-ethernet-Add-a-driver-for-Gemini-gigabit-etherne.patch deleted file mode 100644 index bad9bfa34e..0000000000 --- a/target/linux/gemini/patches-4.14/0022-net-ethernet-Add-a-driver-for-Gemini-gigabit-etherne.patch +++ /dev/null @@ -1,3661 +0,0 @@ -From 07826b86d4ce4d35fd1674d7f78e4b2060ab2910 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 12 Jan 2018 22:34:24 +0100 -Subject: [PATCH 22/31] net: ethernet: Add a driver for Gemini gigabit ethernet -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -The Gemini ethernet has been around for years as an out-of-tree -patch used with the NAS boxen and routers built on StorLink -SL3512 and SL3516, later Storm Semiconductor, later Cortina -Systems. These ASICs are still being deployed and brand new -off-the-shelf systems using it can easily be acquired. - -The full name of the IP block is "Net Engine and Gigabit -Ethernet MAC" commonly just called "GMAC". - -The hardware block contains a common TCP Offload Enginer (TOE) -that can be used by both MACs. The current driver does not use -it. - -Cc: Tobias Waldvogel <tobias.waldvogel@gmail.com> -Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - MAINTAINERS | 2 + - drivers/net/ethernet/Kconfig | 1 + - drivers/net/ethernet/Makefile | 1 + - drivers/net/ethernet/cortina/Kconfig | 22 + - drivers/net/ethernet/cortina/Makefile | 4 + - drivers/net/ethernet/cortina/gemini.c | 2593 +++++++++++++++++++++++++++++++++ - drivers/net/ethernet/cortina/gemini.h | 958 ++++++++++++ - 7 files changed, 3581 insertions(+) - create mode 100644 drivers/net/ethernet/cortina/Kconfig - create mode 100644 drivers/net/ethernet/cortina/Makefile - create mode 100644 drivers/net/ethernet/cortina/gemini.c - create mode 100644 drivers/net/ethernet/cortina/gemini.h - ---- a/MAINTAINERS -+++ b/MAINTAINERS -@@ -1327,8 +1327,10 @@ T: git git://github.com/ulli-kroll/linux - S: Maintained - F: Documentation/devicetree/bindings/arm/gemini.txt - F: Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt -+F: Documentation/devicetree/bindings/net/cortina,gemini-ethernet.txt - F: Documentation/devicetree/bindings/rtc/faraday,ftrtc010.txt - F: arch/arm/mach-gemini/ -+F: drivers/net/ethernet/cortina/gemini/* - F: drivers/pinctrl/pinctrl-gemini.c - F: drivers/rtc/rtc-ftrtc010.c - ---- a/drivers/net/ethernet/Kconfig -+++ b/drivers/net/ethernet/Kconfig -@@ -42,6 +42,7 @@ source "drivers/net/ethernet/cavium/Kcon - source "drivers/net/ethernet/chelsio/Kconfig" - source "drivers/net/ethernet/cirrus/Kconfig" - source "drivers/net/ethernet/cisco/Kconfig" -+source "drivers/net/ethernet/cortina/Kconfig" - - config CX_ECAT - tristate "Beckhoff CX5020 EtherCAT master support" ---- a/drivers/net/ethernet/Makefile -+++ b/drivers/net/ethernet/Makefile -@@ -29,6 +29,7 @@ obj-$(CONFIG_NET_VENDOR_CAVIUM) += caviu - obj-$(CONFIG_NET_VENDOR_CHELSIO) += chelsio/ - obj-$(CONFIG_NET_VENDOR_CIRRUS) += cirrus/ - obj-$(CONFIG_NET_VENDOR_CISCO) += cisco/ -+obj-$(CONFIG_NET_VENDOR_CORTINA) += cortina/ - obj-$(CONFIG_CX_ECAT) += ec_bhf.o - obj-$(CONFIG_DM9000) += davicom/ - obj-$(CONFIG_DNET) += dnet.o ---- /dev/null -+++ b/drivers/net/ethernet/cortina/Kconfig -@@ -0,0 +1,22 @@ -+# SPDX-License-Identifier: GPL-2.0 -+# Cortina ethernet devices -+ -+config NET_VENDOR_CORTINA -+ bool "Cortina Gemini devices" -+ default y -+ ---help--- -+ If you have a network (Ethernet) card belonging to this class, say Y -+ and read the Ethernet-HOWTO, available from -+ <http://www.tldp.org/docs.html#howto>. -+ -+if NET_VENDOR_CORTINA -+ -+config GEMINI_ETHERNET -+ tristate "Gemini Gigabit Ethernet support" -+ depends on OF -+ select PHYLIB -+ select CRC32 -+ ---help--- -+ This driver supports StorLink SL351x (Gemini) dual Gigabit Ethernet. -+ -+endif # NET_VENDOR_CORTINA ---- /dev/null -+++ b/drivers/net/ethernet/cortina/Makefile -@@ -0,0 +1,4 @@ -+# SPDX-License-Identifier: GPL-2.0 -+# Makefile for the Cortina Gemini network device drivers. -+ -+obj-$(CONFIG_GEMINI_ETHERNET) += gemini.o ---- /dev/null -+++ b/drivers/net/ethernet/cortina/gemini.c -@@ -0,0 +1,2593 @@ -+// SPDX-License-Identifier: GPL-2.0 -+/* Ethernet device driver for Cortina Systems Gemini SoC -+ * Also known as the StorLink SL3512 and SL3516 (SL351x) or Lepus -+ * Net Engine and Gigabit Ethernet MAC (GMAC) -+ * This hardware contains a TCP Offload Engine (TOE) but currently the -+ * driver does not make use of it. -+ * -+ * Authors: -+ * Linus Walleij <linus.walleij@linaro.org> -+ * Tobias Waldvogel <tobias.waldvogel@gmail.com> (OpenWRT) -+ * Michał Mirosław <mirq-linux@rere.qmqm.pl> -+ * Paulius Zaleckas <paulius.zaleckas@gmail.com> -+ * Giuseppe De Robertis <Giuseppe.DeRobertis@ba.infn.it> -+ * Gary Chen & Ch Hsu Storlink Semiconductor -+ */ -+#include <linux/kernel.h> -+#include <linux/init.h> -+#include <linux/module.h> -+#include <linux/platform_device.h> -+#include <linux/spinlock.h> -+#include <linux/slab.h> -+#include <linux/dma-mapping.h> -+#include <linux/cache.h> -+#include <linux/interrupt.h> -+#include <linux/reset.h> -+#include <linux/clk.h> -+#include <linux/of.h> -+#include <linux/of_mdio.h> -+#include <linux/of_net.h> -+#include <linux/of_platform.h> -+#include <linux/etherdevice.h> -+#include <linux/if_vlan.h> -+#include <linux/skbuff.h> -+#include <linux/phy.h> -+#include <linux/crc32.h> -+#include <linux/ethtool.h> -+#include <linux/tcp.h> -+#include <linux/u64_stats_sync.h> -+ -+#include <linux/in.h> -+#include <linux/ip.h> -+#include <linux/ipv6.h> -+ -+#include "gemini.h" -+ -+#define DRV_NAME "gmac-gemini" -+#define DRV_VERSION "1.0" -+ -+#define HSIZE_8 0x00 -+#define HSIZE_16 0x01 -+#define HSIZE_32 0x02 -+ -+#define HBURST_SINGLE 0x00 -+#define HBURST_INCR 0x01 -+#define HBURST_INCR4 0x02 -+#define HBURST_INCR8 0x03 -+ -+#define HPROT_DATA_CACHE BIT(0) -+#define HPROT_PRIVILIGED BIT(1) -+#define HPROT_BUFFERABLE BIT(2) -+#define HPROT_CACHABLE BIT(3) -+ -+#define DEFAULT_RX_COALESCE_NSECS 0 -+#define DEFAULT_GMAC_RXQ_ORDER 9 -+#define DEFAULT_GMAC_TXQ_ORDER 8 -+#define DEFAULT_RX_BUF_ORDER 11 -+#define DEFAULT_NAPI_WEIGHT 64 -+#define TX_MAX_FRAGS 16 -+#define TX_QUEUE_NUM 1 /* max: 6 */ -+#define RX_MAX_ALLOC_ORDER 2 -+ -+#define GMAC0_IRQ0_2 (GMAC0_TXDERR_INT_BIT | GMAC0_TXPERR_INT_BIT | \ -+ GMAC0_RXDERR_INT_BIT | GMAC0_RXPERR_INT_BIT) -+#define GMAC0_IRQ0_TXQ0_INTS (GMAC0_SWTQ00_EOF_INT_BIT | \ -+ GMAC0_SWTQ00_FIN_INT_BIT) -+#define GMAC0_IRQ4_8 (GMAC0_MIB_INT_BIT | GMAC0_RX_OVERRUN_INT_BIT) -+ -+#define GMAC_OFFLOAD_FEATURES (NETIF_F_SG | NETIF_F_IP_CSUM | \ -+ NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM | \ -+ NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6) -+ -+/** -+ * struct gmac_queue_page - page buffer per-page info -+ */ -+struct gmac_queue_page { -+ struct page *page; -+ dma_addr_t mapping; -+}; -+ -+struct gmac_txq { -+ struct gmac_txdesc *ring; -+ struct sk_buff **skb; -+ unsigned int cptr; -+ unsigned int noirq_packets; -+}; -+ -+struct gemini_ethernet; -+ -+struct gemini_ethernet_port { -+ u8 id; /* 0 or 1 */ -+ -+ struct gemini_ethernet *geth; -+ struct net_device *netdev; -+ struct device *dev; -+ void __iomem *dma_base; -+ void __iomem *gmac_base; -+ struct clk *pclk; -+ struct reset_control *reset; -+ int irq; -+ __le32 mac_addr[3]; -+ -+ void __iomem *rxq_rwptr; -+ struct gmac_rxdesc *rxq_ring; -+ unsigned int rxq_order; -+ -+ struct napi_struct napi; -+ struct hrtimer rx_coalesce_timer; -+ unsigned int rx_coalesce_nsecs; -+ unsigned int freeq_refill; -+ struct gmac_txq txq[TX_QUEUE_NUM]; -+ unsigned int txq_order; -+ unsigned int irq_every_tx_packets; -+ -+ dma_addr_t rxq_dma_base; -+ dma_addr_t txq_dma_base; -+ -+ unsigned int msg_enable; -+ spinlock_t config_lock; /* Locks config register */ -+ -+ struct u64_stats_sync tx_stats_syncp; -+ struct u64_stats_sync rx_stats_syncp; -+ struct u64_stats_sync ir_stats_syncp; -+ -+ struct rtnl_link_stats64 stats; -+ u64 hw_stats[RX_STATS_NUM]; -+ u64 rx_stats[RX_STATUS_NUM]; -+ u64 rx_csum_stats[RX_CHKSUM_NUM]; -+ u64 rx_napi_exits; -+ u64 tx_frag_stats[TX_MAX_FRAGS]; -+ u64 tx_frags_linearized; -+ u64 tx_hw_csummed; -+}; -+ -+struct gemini_ethernet { -+ struct device *dev; -+ void __iomem *base; -+ struct gemini_ethernet_port *port0; -+ struct gemini_ethernet_port *port1; -+ -+ spinlock_t irq_lock; /* Locks IRQ-related registers */ -+ unsigned int freeq_order; -+ unsigned int freeq_frag_order; -+ struct gmac_rxdesc *freeq_ring; -+ dma_addr_t freeq_dma_base; -+ struct gmac_queue_page *freeq_pages; -+ unsigned int num_freeq_pages; -+ spinlock_t freeq_lock; /* Locks queue from reentrance */ -+}; -+ -+#define GMAC_STATS_NUM ( \ -+ RX_STATS_NUM + RX_STATUS_NUM + RX_CHKSUM_NUM + 1 + \ -+ TX_MAX_FRAGS + 2) -+ -+static const char gmac_stats_strings[GMAC_STATS_NUM][ETH_GSTRING_LEN] = { -+ "GMAC_IN_DISCARDS", -+ "GMAC_IN_ERRORS", -+ "GMAC_IN_MCAST", -+ "GMAC_IN_BCAST", -+ "GMAC_IN_MAC1", -+ "GMAC_IN_MAC2", -+ "RX_STATUS_GOOD_FRAME", -+ "RX_STATUS_TOO_LONG_GOOD_CRC", -+ "RX_STATUS_RUNT_FRAME", -+ "RX_STATUS_SFD_NOT_FOUND", -+ "RX_STATUS_CRC_ERROR", -+ "RX_STATUS_TOO_LONG_BAD_CRC", -+ "RX_STATUS_ALIGNMENT_ERROR", -+ "RX_STATUS_TOO_LONG_BAD_ALIGN", -+ "RX_STATUS_RX_ERR", -+ "RX_STATUS_DA_FILTERED", -+ "RX_STATUS_BUFFER_FULL", -+ "RX_STATUS_11", -+ "RX_STATUS_12", -+ "RX_STATUS_13", -+ "RX_STATUS_14", -+ "RX_STATUS_15", -+ "RX_CHKSUM_IP_UDP_TCP_OK", -+ "RX_CHKSUM_IP_OK_ONLY", -+ "RX_CHKSUM_NONE", -+ "RX_CHKSUM_3", -+ "RX_CHKSUM_IP_ERR_UNKNOWN", -+ "RX_CHKSUM_IP_ERR", -+ "RX_CHKSUM_TCP_UDP_ERR", -+ "RX_CHKSUM_7", -+ "RX_NAPI_EXITS", -+ "TX_FRAGS[1]", -+ "TX_FRAGS[2]", -+ "TX_FRAGS[3]", -+ "TX_FRAGS[4]", -+ "TX_FRAGS[5]", -+ "TX_FRAGS[6]", -+ "TX_FRAGS[7]", -+ "TX_FRAGS[8]", -+ "TX_FRAGS[9]", -+ "TX_FRAGS[10]", -+ "TX_FRAGS[11]", -+ "TX_FRAGS[12]", -+ "TX_FRAGS[13]", -+ "TX_FRAGS[14]", -+ "TX_FRAGS[15]", -+ "TX_FRAGS[16+]", -+ "TX_FRAGS_LINEARIZED", -+ "TX_HW_CSUMMED", -+}; -+ -+static void gmac_dump_dma_state(struct net_device *netdev); -+ -+static void gmac_update_config0_reg(struct net_device *netdev, -+ u32 val, u32 vmask) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned long flags; -+ u32 reg; -+ -+ spin_lock_irqsave(&port->config_lock, flags); -+ -+ reg = readl(port->gmac_base + GMAC_CONFIG0); -+ reg = (reg & ~vmask) | val; -+ writel(reg, port->gmac_base + GMAC_CONFIG0); -+ -+ spin_unlock_irqrestore(&port->config_lock, flags); -+} -+ -+static void gmac_enable_tx_rx(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned long flags; -+ u32 reg; -+ -+ spin_lock_irqsave(&port->config_lock, flags); -+ -+ reg = readl(port->gmac_base + GMAC_CONFIG0); -+ reg &= ~CONFIG0_TX_RX_DISABLE; -+ writel(reg, port->gmac_base + GMAC_CONFIG0); -+ -+ spin_unlock_irqrestore(&port->config_lock, flags); -+} -+ -+static void gmac_disable_tx_rx(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned long flags; -+ u32 val; -+ -+ spin_lock_irqsave(&port->config_lock, flags); -+ -+ val = readl(port->gmac_base + GMAC_CONFIG0); -+ val |= CONFIG0_TX_RX_DISABLE; -+ writel(val, port->gmac_base + GMAC_CONFIG0); -+ -+ spin_unlock_irqrestore(&port->config_lock, flags); -+ -+ mdelay(10); /* let GMAC consume packet */ -+} -+ -+static void gmac_set_flow_control(struct net_device *netdev, bool tx, bool rx) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned long flags; -+ u32 val; -+ -+ spin_lock_irqsave(&port->config_lock, flags); -+ -+ val = readl(port->gmac_base + GMAC_CONFIG0); -+ val &= ~CONFIG0_FLOW_CTL; -+ if (tx) -+ val |= CONFIG0_FLOW_TX; -+ if (rx) -+ val |= CONFIG0_FLOW_RX; -+ writel(val, port->gmac_base + GMAC_CONFIG0); -+ -+ spin_unlock_irqrestore(&port->config_lock, flags); -+} -+ -+static void gmac_speed_set(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct phy_device *phydev = netdev->phydev; -+ union gmac_status status, old_status; -+ int pause_tx = 0; -+ int pause_rx = 0; -+ -+ status.bits32 = readl(port->gmac_base + GMAC_STATUS); -+ old_status.bits32 = status.bits32; -+ status.bits.link = phydev->link; -+ status.bits.duplex = phydev->duplex; -+ -+ switch (phydev->speed) { -+ case 1000: -+ status.bits.speed = GMAC_SPEED_1000; -+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII) -+ status.bits.mii_rmii = GMAC_PHY_RGMII_1000; -+ netdev_info(netdev, "connect to RGMII @ 1Gbit\n"); -+ break; -+ case 100: -+ status.bits.speed = GMAC_SPEED_100; -+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII) -+ status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; -+ netdev_info(netdev, "connect to RGMII @ 100 Mbit\n"); -+ break; -+ case 10: -+ status.bits.speed = GMAC_SPEED_10; -+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII) -+ status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; -+ netdev_info(netdev, "connect to RGMII @ 10 Mbit\n"); -+ break; -+ default: -+ netdev_warn(netdev, "Not supported PHY speed (%d)\n", -+ phydev->speed); -+ } -+ -+ if (phydev->duplex == DUPLEX_FULL) { -+ u16 lcladv = phy_read(phydev, MII_ADVERTISE); -+ u16 rmtadv = phy_read(phydev, MII_LPA); -+ u8 cap = mii_resolve_flowctrl_fdx(lcladv, rmtadv); -+ -+ if (cap & FLOW_CTRL_RX) -+ pause_rx = 1; -+ if (cap & FLOW_CTRL_TX) -+ pause_tx = 1; -+ } -+ -+ gmac_set_flow_control(netdev, pause_tx, pause_rx); -+ -+ if (old_status.bits32 == status.bits32) -+ return; -+ -+ if (netif_msg_link(port)) { -+ phy_print_status(phydev); -+ netdev_info(netdev, "link flow control: %s\n", -+ phydev->pause -+ ? (phydev->asym_pause ? "tx" : "both") -+ : (phydev->asym_pause ? "rx" : "none") -+ ); -+ } -+ -+ gmac_disable_tx_rx(netdev); -+ writel(status.bits32, port->gmac_base + GMAC_STATUS); -+ gmac_enable_tx_rx(netdev); -+} -+ -+static int gmac_setup_phy(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ union gmac_status status = { .bits32 = 0 }; -+ struct device *dev = port->dev; -+ struct phy_device *phy; -+ -+ phy = of_phy_get_and_connect(netdev, -+ dev->of_node, -+ gmac_speed_set); -+ if (!phy) -+ return -ENODEV; -+ netdev->phydev = phy; -+ -+ netdev_info(netdev, "connected to PHY \"%s\"\n", -+ phydev_name(phy)); -+ phy_attached_print(phy, "phy_id=0x%.8lx, phy_mode=%s\n", -+ (unsigned long)phy->phy_id, -+ phy_modes(phy->interface)); -+ -+ phy->supported &= PHY_GBIT_FEATURES; -+ phy->supported |= SUPPORTED_Asym_Pause | SUPPORTED_Pause; -+ phy->advertising = phy->supported; -+ -+ /* set PHY interface type */ -+ switch (phy->interface) { -+ case PHY_INTERFACE_MODE_MII: -+ netdev_info(netdev, "set GMAC0 to GMII mode, GMAC1 disabled\n"); -+ status.bits.mii_rmii = GMAC_PHY_MII; -+ netdev_info(netdev, "connect to MII\n"); -+ break; -+ case PHY_INTERFACE_MODE_GMII: -+ netdev_info(netdev, "set GMAC0 to GMII mode, GMAC1 disabled\n"); -+ status.bits.mii_rmii = GMAC_PHY_GMII; -+ netdev_info(netdev, "connect to GMII\n"); -+ break; -+ case PHY_INTERFACE_MODE_RGMII: -+ dev_info(dev, "set GMAC0 and GMAC1 to MII/RGMII mode\n"); -+ status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; -+ netdev_info(netdev, "connect to RGMII\n"); -+ break; -+ default: -+ netdev_err(netdev, "Unsupported MII interface\n"); -+ phy_disconnect(phy); -+ netdev->phydev = NULL; -+ return -EINVAL; -+ } -+ writel(status.bits32, port->gmac_base + GMAC_STATUS); -+ -+ return 0; -+} -+ -+static int gmac_pick_rx_max_len(int max_l3_len) -+{ -+ /* index = CONFIG_MAXLEN_XXX values */ -+ static const int max_len[8] = { -+ 1536, 1518, 1522, 1542, -+ 9212, 10236, 1518, 1518 -+ }; -+ int i, n = 5; -+ -+ max_l3_len += ETH_HLEN + VLAN_HLEN; -+ -+ if (max_l3_len > max_len[n]) -+ return -1; -+ -+ for (i = 0; i < 5; i++) { -+ if (max_len[i] >= max_l3_len && max_len[i] < max_len[n]) -+ n = i; -+ } -+ -+ return n; -+} -+ -+static int gmac_init(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ union gmac_config0 config0 = { .bits = { -+ .dis_tx = 1, -+ .dis_rx = 1, -+ .ipv4_rx_chksum = 1, -+ .ipv6_rx_chksum = 1, -+ .rx_err_detect = 1, -+ .rgmm_edge = 1, -+ .port0_chk_hwq = 1, -+ .port1_chk_hwq = 1, -+ .port0_chk_toeq = 1, -+ .port1_chk_toeq = 1, -+ .port0_chk_classq = 1, -+ .port1_chk_classq = 1, -+ } }; -+ union gmac_ahb_weight ahb_weight = { .bits = { -+ .rx_weight = 1, -+ .tx_weight = 1, -+ .hash_weight = 1, -+ .pre_req = 0x1f, -+ .tq_dv_threshold = 0, -+ } }; -+ union gmac_tx_wcr0 hw_weigh = { .bits = { -+ .hw_tq3 = 1, -+ .hw_tq2 = 1, -+ .hw_tq1 = 1, -+ .hw_tq0 = 1, -+ } }; -+ union gmac_tx_wcr1 sw_weigh = { .bits = { -+ .sw_tq5 = 1, -+ .sw_tq4 = 1, -+ .sw_tq3 = 1, -+ .sw_tq2 = 1, -+ .sw_tq1 = 1, -+ .sw_tq0 = 1, -+ } }; -+ union gmac_config1 config1 = { .bits = { -+ .set_threshold = 16, -+ .rel_threshold = 24, -+ } }; -+ union gmac_config2 config2 = { .bits = { -+ .set_threshold = 16, -+ .rel_threshold = 32, -+ } }; -+ union gmac_config3 config3 = { .bits = { -+ .set_threshold = 0, -+ .rel_threshold = 0, -+ } }; -+ union gmac_config0 tmp; -+ u32 val; -+ -+ config0.bits.max_len = gmac_pick_rx_max_len(netdev->mtu); -+ tmp.bits32 = readl(port->gmac_base + GMAC_CONFIG0); -+ config0.bits.reserved = tmp.bits.reserved; -+ writel(config0.bits32, port->gmac_base + GMAC_CONFIG0); -+ writel(config1.bits32, port->gmac_base + GMAC_CONFIG1); -+ writel(config2.bits32, port->gmac_base + GMAC_CONFIG2); -+ writel(config3.bits32, port->gmac_base + GMAC_CONFIG3); -+ -+ val = readl(port->dma_base + GMAC_AHB_WEIGHT_REG); -+ writel(ahb_weight.bits32, port->dma_base + GMAC_AHB_WEIGHT_REG); -+ -+ writel(hw_weigh.bits32, -+ port->dma_base + GMAC_TX_WEIGHTING_CTRL_0_REG); -+ writel(sw_weigh.bits32, -+ port->dma_base + GMAC_TX_WEIGHTING_CTRL_1_REG); -+ -+ port->rxq_order = DEFAULT_GMAC_RXQ_ORDER; -+ port->txq_order = DEFAULT_GMAC_TXQ_ORDER; -+ port->rx_coalesce_nsecs = DEFAULT_RX_COALESCE_NSECS; -+ -+ /* Mark every quarter of the queue a packet for interrupt -+ * in order to be able to wake up the queue if it was stopped -+ */ -+ port->irq_every_tx_packets = 1 << (port->txq_order - 2); -+ -+ return 0; -+} -+ -+static void gmac_uninit(struct net_device *netdev) -+{ -+ if (netdev->phydev) -+ phy_disconnect(netdev->phydev); -+} -+ -+static int gmac_setup_txqs(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned int n_txq = netdev->num_tx_queues; -+ struct gemini_ethernet *geth = port->geth; -+ size_t entries = 1 << port->txq_order; -+ struct gmac_txq *txq = port->txq; -+ struct gmac_txdesc *desc_ring; -+ size_t len = n_txq * entries; -+ struct sk_buff **skb_tab; -+ void __iomem *rwptr_reg; -+ unsigned int r; -+ int i; -+ -+ rwptr_reg = port->dma_base + GMAC_SW_TX_QUEUE0_PTR_REG; -+ -+ skb_tab = kcalloc(len, sizeof(*skb_tab), GFP_KERNEL); -+ if (!skb_tab) -+ return -ENOMEM; -+ -+ desc_ring = dma_alloc_coherent(geth->dev, len * sizeof(*desc_ring), -+ &port->txq_dma_base, GFP_KERNEL); -+ -+ if (!desc_ring) { -+ kfree(skb_tab); -+ return -ENOMEM; -+ } -+ -+ if (port->txq_dma_base & ~DMA_Q_BASE_MASK) { -+ dev_warn(geth->dev, "TX queue base it not aligned\n"); -+ return -ENOMEM; -+ } -+ -+ writel(port->txq_dma_base | port->txq_order, -+ port->dma_base + GMAC_SW_TX_QUEUE_BASE_REG); -+ -+ for (i = 0; i < n_txq; i++) { -+ txq->ring = desc_ring; -+ txq->skb = skb_tab; -+ txq->noirq_packets = 0; -+ -+ r = readw(rwptr_reg); -+ rwptr_reg += 2; -+ writew(r, rwptr_reg); -+ rwptr_reg += 2; -+ txq->cptr = r; -+ -+ txq++; -+ desc_ring += entries; -+ skb_tab += entries; -+ } -+ -+ return 0; -+} -+ -+static void gmac_clean_txq(struct net_device *netdev, struct gmac_txq *txq, -+ unsigned int r) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned int m = (1 << port->txq_order) - 1; -+ struct gemini_ethernet *geth = port->geth; -+ unsigned int c = txq->cptr; -+ union gmac_txdesc_0 word0; -+ union gmac_txdesc_1 word1; -+ unsigned int hwchksum = 0; -+ unsigned long bytes = 0; -+ struct gmac_txdesc *txd; -+ unsigned short nfrags; -+ unsigned int errs = 0; -+ unsigned int pkts = 0; -+ unsigned int word3; -+ dma_addr_t mapping; -+ -+ if (c == r) -+ return; -+ -+ while (c != r) { -+ txd = txq->ring + c; -+ word0 = txd->word0; -+ word1 = txd->word1; -+ mapping = txd->word2.buf_adr; -+ word3 = txd->word3.bits32; -+ -+ dma_unmap_single(geth->dev, mapping, -+ word0.bits.buffer_size, DMA_TO_DEVICE); -+ -+ if (word3 & EOF_BIT) -+ dev_kfree_skb(txq->skb[c]); -+ -+ c++; -+ c &= m; -+ -+ if (!(word3 & SOF_BIT)) -+ continue; -+ -+ if (!word0.bits.status_tx_ok) { -+ errs++; -+ continue; -+ } -+ -+ pkts++; -+ bytes += txd->word1.bits.byte_count; -+ -+ if (word1.bits32 & TSS_CHECKUM_ENABLE) -+ hwchksum++; -+ -+ nfrags = word0.bits.desc_count - 1; -+ if (nfrags) { -+ if (nfrags >= TX_MAX_FRAGS) -+ nfrags = TX_MAX_FRAGS - 1; -+ -+ u64_stats_update_begin(&port->tx_stats_syncp); -+ port->tx_frag_stats[nfrags]++; -+ u64_stats_update_end(&port->ir_stats_syncp); -+ } -+ } -+ -+ u64_stats_update_begin(&port->ir_stats_syncp); -+ port->stats.tx_errors += errs; -+ port->stats.tx_packets += pkts; -+ port->stats.tx_bytes += bytes; -+ port->tx_hw_csummed += hwchksum; -+ u64_stats_update_end(&port->ir_stats_syncp); -+ -+ txq->cptr = c; -+} -+ -+static void gmac_cleanup_txqs(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned int n_txq = netdev->num_tx_queues; -+ struct gemini_ethernet *geth = port->geth; -+ void __iomem *rwptr_reg; -+ unsigned int r, i; -+ -+ rwptr_reg = port->dma_base + GMAC_SW_TX_QUEUE0_PTR_REG; -+ -+ for (i = 0; i < n_txq; i++) { -+ r = readw(rwptr_reg); -+ rwptr_reg += 2; -+ writew(r, rwptr_reg); -+ rwptr_reg += 2; -+ -+ gmac_clean_txq(netdev, port->txq + i, r); -+ } -+ writel(0, port->dma_base + GMAC_SW_TX_QUEUE_BASE_REG); -+ -+ kfree(port->txq->skb); -+ dma_free_coherent(geth->dev, -+ n_txq * sizeof(*port->txq->ring) << port->txq_order, -+ port->txq->ring, port->txq_dma_base); -+} -+ -+static int gmac_setup_rxq(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ struct nontoe_qhdr __iomem *qhdr; -+ -+ qhdr = geth->base + TOE_DEFAULT_Q_HDR_BASE(netdev->dev_id); -+ port->rxq_rwptr = &qhdr->word1; -+ -+ /* Remap a slew of memory to use for the RX queue */ -+ port->rxq_ring = dma_alloc_coherent(geth->dev, -+ sizeof(*port->rxq_ring) << port->rxq_order, -+ &port->rxq_dma_base, GFP_KERNEL); -+ if (!port->rxq_ring) -+ return -ENOMEM; -+ if (port->rxq_dma_base & ~NONTOE_QHDR0_BASE_MASK) { -+ dev_warn(geth->dev, "RX queue base it not aligned\n"); -+ return -ENOMEM; -+ } -+ -+ writel(port->rxq_dma_base | port->rxq_order, &qhdr->word0); -+ writel(0, port->rxq_rwptr); -+ return 0; -+} -+ -+static struct gmac_queue_page * -+gmac_get_queue_page(struct gemini_ethernet *geth, -+ struct gemini_ethernet_port *port, -+ dma_addr_t addr) -+{ -+ struct gmac_queue_page *gpage; -+ dma_addr_t mapping; -+ int i; -+ -+ /* Only look for even pages */ -+ mapping = addr & PAGE_MASK; -+ -+ if (!geth->freeq_pages) { -+ dev_err(geth->dev, "try to get page with no page list\n"); -+ return NULL; -+ } -+ -+ /* Look up a ring buffer page from virtual mapping */ -+ for (i = 0; i < geth->num_freeq_pages; i++) { -+ gpage = &geth->freeq_pages[i]; -+ if (gpage->mapping == mapping) -+ return gpage; -+ } -+ -+ return NULL; -+} -+ -+static void gmac_cleanup_rxq(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ struct gmac_rxdesc *rxd = port->rxq_ring; -+ static struct gmac_queue_page *gpage; -+ struct nontoe_qhdr __iomem *qhdr; -+ void __iomem *dma_reg; -+ void __iomem *ptr_reg; -+ dma_addr_t mapping; -+ union dma_rwptr rw; -+ unsigned int r, w; -+ -+ qhdr = geth->base + -+ TOE_DEFAULT_Q_HDR_BASE(netdev->dev_id); -+ dma_reg = &qhdr->word0; -+ ptr_reg = &qhdr->word1; -+ -+ rw.bits32 = readl(ptr_reg); -+ r = rw.bits.rptr; -+ w = rw.bits.wptr; -+ writew(r, ptr_reg + 2); -+ -+ writel(0, dma_reg); -+ -+ /* Loop from read pointer to write pointer of the RX queue -+ * and free up all pages by the queue. -+ */ -+ while (r != w) { -+ mapping = rxd[r].word2.buf_adr; -+ r++; -+ r &= ((1 << port->rxq_order) - 1); -+ -+ if (!mapping) -+ continue; -+ -+ /* Freeq pointers are one page off */ -+ gpage = gmac_get_queue_page(geth, port, mapping + PAGE_SIZE); -+ if (!gpage) { -+ dev_err(geth->dev, "could not find page\n"); -+ continue; -+ } -+ /* Release the RX queue reference to the page */ -+ put_page(gpage->page); -+ } -+ -+ dma_free_coherent(geth->dev, sizeof(*port->rxq_ring) << port->rxq_order, -+ port->rxq_ring, port->rxq_dma_base); -+} -+ -+static struct page *geth_freeq_alloc_map_page(struct gemini_ethernet *geth, -+ int pn) -+{ -+ struct gmac_rxdesc *freeq_entry; -+ struct gmac_queue_page *gpage; -+ unsigned int fpp_order; -+ unsigned int frag_len; -+ dma_addr_t mapping; -+ struct page *page; -+ int i; -+ -+ /* First allocate and DMA map a single page */ -+ page = alloc_page(GFP_ATOMIC); -+ if (!page) -+ return NULL; -+ -+ mapping = dma_map_single(geth->dev, page_address(page), -+ PAGE_SIZE, DMA_FROM_DEVICE); -+ if (dma_mapping_error(geth->dev, mapping)) { -+ put_page(page); -+ return NULL; -+ } -+ -+ /* The assign the page mapping (physical address) to the buffer address -+ * in the hardware queue. PAGE_SHIFT on ARM is 12 (1 page is 4096 bytes, -+ * 4k), and the default RX frag order is 11 (fragments are up 20 2048 -+ * bytes, 2k) so fpp_order (fragments per page order) is default 1. Thus -+ * each page normally needs two entries in the queue. -+ */ -+ frag_len = 1 << geth->freeq_frag_order; /* Usually 2048 */ -+ fpp_order = PAGE_SHIFT - geth->freeq_frag_order; -+ freeq_entry = geth->freeq_ring + (pn << fpp_order); -+ dev_dbg(geth->dev, "allocate page %d fragment length %d fragments per page %d, freeq entry %p\n", -+ pn, frag_len, (1 << fpp_order), freeq_entry); -+ for (i = (1 << fpp_order); i > 0; i--) { -+ freeq_entry->word2.buf_adr = mapping; -+ freeq_entry++; -+ mapping += frag_len; -+ } -+ -+ /* If the freeq entry already has a page mapped, then unmap it. */ -+ gpage = &geth->freeq_pages[pn]; -+ if (gpage->page) { -+ mapping = geth->freeq_ring[pn << fpp_order].word2.buf_adr; -+ dma_unmap_single(geth->dev, mapping, frag_len, DMA_FROM_DEVICE); -+ /* This should be the last reference to the page so it gets -+ * released -+ */ -+ put_page(gpage->page); -+ } -+ -+ /* Then put our new mapping into the page table */ -+ dev_dbg(geth->dev, "page %d, DMA addr: %08x, page %p\n", -+ pn, (unsigned int)mapping, page); -+ gpage->mapping = mapping; -+ gpage->page = page; -+ -+ return page; -+} -+ -+/** -+ * geth_fill_freeq() - Fill the freeq with empty fragments to use -+ * @geth: the ethernet adapter -+ * @refill: whether to reset the queue by filling in all freeq entries or -+ * just refill it, usually the interrupt to refill the queue happens when -+ * the queue is half empty. -+ */ -+static unsigned int geth_fill_freeq(struct gemini_ethernet *geth, bool refill) -+{ -+ unsigned int fpp_order = PAGE_SHIFT - geth->freeq_frag_order; -+ unsigned int count = 0; -+ unsigned int pn, epn; -+ unsigned long flags; -+ union dma_rwptr rw; -+ unsigned int m_pn; -+ -+ /* Mask for page */ -+ m_pn = (1 << (geth->freeq_order - fpp_order)) - 1; -+ -+ spin_lock_irqsave(&geth->freeq_lock, flags); -+ -+ rw.bits32 = readl(geth->base + GLOBAL_SWFQ_RWPTR_REG); -+ pn = (refill ? rw.bits.wptr : rw.bits.rptr) >> fpp_order; -+ epn = (rw.bits.rptr >> fpp_order) - 1; -+ epn &= m_pn; -+ -+ /* Loop over the freeq ring buffer entries */ -+ while (pn != epn) { -+ struct gmac_queue_page *gpage; -+ struct page *page; -+ -+ gpage = &geth->freeq_pages[pn]; -+ page = gpage->page; -+ -+ dev_dbg(geth->dev, "fill entry %d page ref count %d add %d refs\n", -+ pn, page_ref_count(page), 1 << fpp_order); -+ -+ if (page_ref_count(page) > 1) { -+ unsigned int fl = (pn - epn) & m_pn; -+ -+ if (fl > 64 >> fpp_order) -+ break; -+ -+ page = geth_freeq_alloc_map_page(geth, pn); -+ if (!page) -+ break; -+ } -+ -+ /* Add one reference per fragment in the page */ -+ page_ref_add(page, 1 << fpp_order); -+ count += 1 << fpp_order; -+ pn++; -+ pn &= m_pn; -+ } -+ -+ writew(pn << fpp_order, geth->base + GLOBAL_SWFQ_RWPTR_REG + 2); -+ -+ spin_unlock_irqrestore(&geth->freeq_lock, flags); -+ -+ return count; -+} -+ -+static int geth_setup_freeq(struct gemini_ethernet *geth) -+{ -+ unsigned int fpp_order = PAGE_SHIFT - geth->freeq_frag_order; -+ unsigned int frag_len = 1 << geth->freeq_frag_order; -+ unsigned int len = 1 << geth->freeq_order; -+ unsigned int pages = len >> fpp_order; -+ union queue_threshold qt; -+ union dma_skb_size skbsz; -+ unsigned int filled; -+ unsigned int pn; -+ -+ geth->freeq_ring = dma_alloc_coherent(geth->dev, -+ sizeof(*geth->freeq_ring) << geth->freeq_order, -+ &geth->freeq_dma_base, GFP_KERNEL); -+ if (!geth->freeq_ring) -+ return -ENOMEM; -+ if (geth->freeq_dma_base & ~DMA_Q_BASE_MASK) { -+ dev_warn(geth->dev, "queue ring base it not aligned\n"); -+ goto err_freeq; -+ } -+ -+ /* Allocate a mapping to page look-up index */ -+ geth->freeq_pages = kzalloc(pages * sizeof(*geth->freeq_pages), -+ GFP_KERNEL); -+ if (!geth->freeq_pages) -+ goto err_freeq; -+ geth->num_freeq_pages = pages; -+ -+ dev_info(geth->dev, "allocate %d pages for queue\n", pages); -+ for (pn = 0; pn < pages; pn++) -+ if (!geth_freeq_alloc_map_page(geth, pn)) -+ goto err_freeq_alloc; -+ -+ filled = geth_fill_freeq(geth, false); -+ if (!filled) -+ goto err_freeq_alloc; -+ -+ qt.bits32 = readl(geth->base + GLOBAL_QUEUE_THRESHOLD_REG); -+ qt.bits.swfq_empty = 32; -+ writel(qt.bits32, geth->base + GLOBAL_QUEUE_THRESHOLD_REG); -+ -+ skbsz.bits.sw_skb_size = 1 << geth->freeq_frag_order; -+ writel(skbsz.bits32, geth->base + GLOBAL_DMA_SKB_SIZE_REG); -+ writel(geth->freeq_dma_base | geth->freeq_order, -+ geth->base + GLOBAL_SW_FREEQ_BASE_SIZE_REG); -+ -+ return 0; -+ -+err_freeq_alloc: -+ while (pn > 0) { -+ struct gmac_queue_page *gpage; -+ dma_addr_t mapping; -+ -+ --pn; -+ mapping = geth->freeq_ring[pn << fpp_order].word2.buf_adr; -+ dma_unmap_single(geth->dev, mapping, frag_len, DMA_FROM_DEVICE); -+ gpage = &geth->freeq_pages[pn]; -+ put_page(gpage->page); -+ } -+ -+ kfree(geth->freeq_pages); -+err_freeq: -+ dma_free_coherent(geth->dev, -+ sizeof(*geth->freeq_ring) << geth->freeq_order, -+ geth->freeq_ring, geth->freeq_dma_base); -+ geth->freeq_ring = NULL; -+ return -ENOMEM; -+} -+ -+/** -+ * geth_cleanup_freeq() - cleanup the DMA mappings and free the queue -+ * @geth: the Gemini global ethernet state -+ */ -+static void geth_cleanup_freeq(struct gemini_ethernet *geth) -+{ -+ unsigned int fpp_order = PAGE_SHIFT - geth->freeq_frag_order; -+ unsigned int frag_len = 1 << geth->freeq_frag_order; -+ unsigned int len = 1 << geth->freeq_order; -+ unsigned int pages = len >> fpp_order; -+ unsigned int pn; -+ -+ writew(readw(geth->base + GLOBAL_SWFQ_RWPTR_REG), -+ geth->base + GLOBAL_SWFQ_RWPTR_REG + 2); -+ writel(0, geth->base + GLOBAL_SW_FREEQ_BASE_SIZE_REG); -+ -+ for (pn = 0; pn < pages; pn++) { -+ struct gmac_queue_page *gpage; -+ dma_addr_t mapping; -+ -+ mapping = geth->freeq_ring[pn << fpp_order].word2.buf_adr; -+ dma_unmap_single(geth->dev, mapping, frag_len, DMA_FROM_DEVICE); -+ -+ gpage = &geth->freeq_pages[pn]; -+ while (page_ref_count(gpage->page) > 0) -+ put_page(gpage->page); -+ } -+ -+ kfree(geth->freeq_pages); -+ -+ dma_free_coherent(geth->dev, -+ sizeof(*geth->freeq_ring) << geth->freeq_order, -+ geth->freeq_ring, geth->freeq_dma_base); -+} -+ -+/** -+ * geth_resize_freeq() - resize the software queue depth -+ * @port: the port requesting the change -+ * -+ * This gets called at least once during probe() so the device queue gets -+ * "resized" from the hardware defaults. Since both ports/net devices share -+ * the same hardware queue, some synchronization between the ports is -+ * needed. -+ */ -+static int geth_resize_freeq(struct gemini_ethernet_port *port) -+{ -+ struct gemini_ethernet *geth = port->geth; -+ struct net_device *netdev = port->netdev; -+ struct gemini_ethernet_port *other_port; -+ struct net_device *other_netdev; -+ unsigned int new_size = 0; -+ unsigned int new_order; -+ unsigned long flags; -+ u32 en; -+ int ret; -+ -+ if (netdev->dev_id == 0) -+ other_netdev = geth->port1->netdev; -+ else -+ other_netdev = geth->port0->netdev; -+ -+ if (other_netdev && netif_running(other_netdev)) -+ return -EBUSY; -+ -+ new_size = 1 << (port->rxq_order + 1); -+ netdev_dbg(netdev, "port %d size: %d order %d\n", -+ netdev->dev_id, -+ new_size, -+ port->rxq_order); -+ if (other_netdev) { -+ other_port = netdev_priv(other_netdev); -+ new_size += 1 << (other_port->rxq_order + 1); -+ netdev_dbg(other_netdev, "port %d size: %d order %d\n", -+ other_netdev->dev_id, -+ (1 << (other_port->rxq_order + 1)), -+ other_port->rxq_order); -+ } -+ -+ new_order = min(15, ilog2(new_size - 1) + 1); -+ dev_dbg(geth->dev, "set shared queue to size %d order %d\n", -+ new_size, new_order); -+ if (geth->freeq_order == new_order) -+ return 0; -+ -+ spin_lock_irqsave(&geth->irq_lock, flags); -+ -+ /* Disable the software queue IRQs */ -+ en = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ en &= ~SWFQ_EMPTY_INT_BIT; -+ writel(en, geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ spin_unlock_irqrestore(&geth->irq_lock, flags); -+ -+ /* Drop the old queue */ -+ if (geth->freeq_ring) -+ geth_cleanup_freeq(geth); -+ -+ /* Allocate a new queue with the desired order */ -+ geth->freeq_order = new_order; -+ ret = geth_setup_freeq(geth); -+ -+ /* Restart the interrupts - NOTE if this is the first resize -+ * after probe(), this is where the interrupts get turned on -+ * in the first place. -+ */ -+ spin_lock_irqsave(&geth->irq_lock, flags); -+ en |= SWFQ_EMPTY_INT_BIT; -+ writel(en, geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ spin_unlock_irqrestore(&geth->irq_lock, flags); -+ -+ return ret; -+} -+ -+static void gmac_tx_irq_enable(struct net_device *netdev, -+ unsigned int txq, int en) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ u32 val, mask; -+ -+ netdev_dbg(netdev, "%s device %d\n", __func__, netdev->dev_id); -+ -+ mask = GMAC0_IRQ0_TXQ0_INTS << (6 * netdev->dev_id + txq); -+ -+ if (en) -+ writel(mask, geth->base + GLOBAL_INTERRUPT_STATUS_0_REG); -+ -+ val = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+ val = en ? val | mask : val & ~mask; -+ writel(val, geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+} -+ -+static void gmac_tx_irq(struct net_device *netdev, unsigned int txq_num) -+{ -+ struct netdev_queue *ntxq = netdev_get_tx_queue(netdev, txq_num); -+ -+ gmac_tx_irq_enable(netdev, txq_num, 0); -+ netif_tx_wake_queue(ntxq); -+} -+ -+static int gmac_map_tx_bufs(struct net_device *netdev, struct sk_buff *skb, -+ struct gmac_txq *txq, unsigned short *desc) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct skb_shared_info *skb_si = skb_shinfo(skb); -+ unsigned short m = (1 << port->txq_order) - 1; -+ short frag, last_frag = skb_si->nr_frags - 1; -+ struct gemini_ethernet *geth = port->geth; -+ unsigned int word1, word3, buflen; -+ unsigned short w = *desc; -+ struct gmac_txdesc *txd; -+ skb_frag_t *skb_frag; -+ dma_addr_t mapping; -+ unsigned short mtu; -+ void *buffer; -+ -+ mtu = ETH_HLEN; -+ mtu += netdev->mtu; -+ if (skb->protocol == htons(ETH_P_8021Q)) -+ mtu += VLAN_HLEN; -+ -+ word1 = skb->len; -+ word3 = SOF_BIT; -+ -+ if (word1 > mtu) { -+ word1 |= TSS_MTU_ENABLE_BIT; -+ word3 |= mtu; -+ } -+ -+ if (skb->ip_summed != CHECKSUM_NONE) { -+ int tcp = 0; -+ -+ if (skb->protocol == htons(ETH_P_IP)) { -+ word1 |= TSS_IP_CHKSUM_BIT; -+ tcp = ip_hdr(skb)->protocol == IPPROTO_TCP; -+ } else { /* IPv6 */ -+ word1 |= TSS_IPV6_ENABLE_BIT; -+ tcp = ipv6_hdr(skb)->nexthdr == IPPROTO_TCP; -+ } -+ -+ word1 |= tcp ? TSS_TCP_CHKSUM_BIT : TSS_UDP_CHKSUM_BIT; -+ } -+ -+ frag = -1; -+ while (frag <= last_frag) { -+ if (frag == -1) { -+ buffer = skb->data; -+ buflen = skb_headlen(skb); -+ } else { -+ skb_frag = skb_si->frags + frag; -+ buffer = page_address(skb_frag_page(skb_frag)) + -+ skb_frag->page_offset; -+ buflen = skb_frag->size; -+ } -+ -+ if (frag == last_frag) { -+ word3 |= EOF_BIT; -+ txq->skb[w] = skb; -+ } -+ -+ mapping = dma_map_single(geth->dev, buffer, buflen, -+ DMA_TO_DEVICE); -+ if (dma_mapping_error(geth->dev, mapping)) -+ goto map_error; -+ -+ txd = txq->ring + w; -+ txd->word0.bits32 = buflen; -+ txd->word1.bits32 = word1; -+ txd->word2.buf_adr = mapping; -+ txd->word3.bits32 = word3; -+ -+ word3 &= MTU_SIZE_BIT_MASK; -+ w++; -+ w &= m; -+ frag++; -+ } -+ -+ *desc = w; -+ return 0; -+ -+map_error: -+ while (w != *desc) { -+ w--; -+ w &= m; -+ -+ dma_unmap_page(geth->dev, txq->ring[w].word2.buf_adr, -+ txq->ring[w].word0.bits.buffer_size, -+ DMA_TO_DEVICE); -+ } -+ return -ENOMEM; -+} -+ -+static int gmac_start_xmit(struct sk_buff *skb, struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned short m = (1 << port->txq_order) - 1; -+ struct netdev_queue *ntxq; -+ unsigned short r, w, d; -+ void __iomem *ptr_reg; -+ struct gmac_txq *txq; -+ int txq_num, nfrags; -+ union dma_rwptr rw; -+ -+ SKB_FRAG_ASSERT(skb); -+ -+ if (skb->len >= 0x10000) -+ goto out_drop_free; -+ -+ txq_num = skb_get_queue_mapping(skb); -+ ptr_reg = port->dma_base + GMAC_SW_TX_QUEUE_PTR_REG(txq_num); -+ txq = &port->txq[txq_num]; -+ ntxq = netdev_get_tx_queue(netdev, txq_num); -+ nfrags = skb_shinfo(skb)->nr_frags; -+ -+ rw.bits32 = readl(ptr_reg); -+ r = rw.bits.rptr; -+ w = rw.bits.wptr; -+ -+ d = txq->cptr - w - 1; -+ d &= m; -+ -+ if (d < nfrags + 2) { -+ gmac_clean_txq(netdev, txq, r); -+ d = txq->cptr - w - 1; -+ d &= m; -+ -+ if (d < nfrags + 2) { -+ netif_tx_stop_queue(ntxq); -+ -+ d = txq->cptr + nfrags + 16; -+ d &= m; -+ txq->ring[d].word3.bits.eofie = 1; -+ gmac_tx_irq_enable(netdev, txq_num, 1); -+ -+ u64_stats_update_begin(&port->tx_stats_syncp); -+ netdev->stats.tx_fifo_errors++; -+ u64_stats_update_end(&port->tx_stats_syncp); -+ return NETDEV_TX_BUSY; -+ } -+ } -+ -+ if (gmac_map_tx_bufs(netdev, skb, txq, &w)) { -+ if (skb_linearize(skb)) -+ goto out_drop; -+ -+ u64_stats_update_begin(&port->tx_stats_syncp); -+ port->tx_frags_linearized++; -+ u64_stats_update_end(&port->tx_stats_syncp); -+ -+ if (gmac_map_tx_bufs(netdev, skb, txq, &w)) -+ goto out_drop_free; -+ } -+ -+ writew(w, ptr_reg + 2); -+ -+ gmac_clean_txq(netdev, txq, r); -+ return NETDEV_TX_OK; -+ -+out_drop_free: -+ dev_kfree_skb(skb); -+out_drop: -+ u64_stats_update_begin(&port->tx_stats_syncp); -+ port->stats.tx_dropped++; -+ u64_stats_update_end(&port->tx_stats_syncp); -+ return NETDEV_TX_OK; -+} -+ -+static void gmac_tx_timeout(struct net_device *netdev) -+{ -+ netdev_err(netdev, "Tx timeout\n"); -+ gmac_dump_dma_state(netdev); -+} -+ -+static void gmac_enable_irq(struct net_device *netdev, int enable) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ unsigned long flags; -+ u32 val, mask; -+ -+ netdev_info(netdev, "%s device %d %s\n", __func__, -+ netdev->dev_id, enable ? "enable" : "disable"); -+ spin_lock_irqsave(&geth->irq_lock, flags); -+ -+ mask = GMAC0_IRQ0_2 << (netdev->dev_id * 2); -+ val = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+ val = enable ? (val | mask) : (val & ~mask); -+ writel(val, geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+ -+ mask = DEFAULT_Q0_INT_BIT << netdev->dev_id; -+ val = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ val = enable ? (val | mask) : (val & ~mask); -+ writel(val, geth->base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ -+ mask = GMAC0_IRQ4_8 << (netdev->dev_id * 8); -+ val = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ val = enable ? (val | mask) : (val & ~mask); -+ writel(val, geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ -+ spin_unlock_irqrestore(&geth->irq_lock, flags); -+} -+ -+static void gmac_enable_rx_irq(struct net_device *netdev, int enable) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ unsigned long flags; -+ u32 val, mask; -+ -+ netdev_dbg(netdev, "%s device %d %s\n", __func__, netdev->dev_id, -+ enable ? "enable" : "disable"); -+ spin_lock_irqsave(&geth->irq_lock, flags); -+ mask = DEFAULT_Q0_INT_BIT << netdev->dev_id; -+ -+ val = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ val = enable ? (val | mask) : (val & ~mask); -+ writel(val, geth->base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ -+ spin_unlock_irqrestore(&geth->irq_lock, flags); -+} -+ -+static struct sk_buff *gmac_skb_if_good_frame(struct gemini_ethernet_port *port, -+ union gmac_rxdesc_0 word0, -+ unsigned int frame_len) -+{ -+ unsigned int rx_csum = word0.bits.chksum_status; -+ unsigned int rx_status = word0.bits.status; -+ struct sk_buff *skb = NULL; -+ -+ port->rx_stats[rx_status]++; -+ port->rx_csum_stats[rx_csum]++; -+ -+ if (word0.bits.derr || word0.bits.perr || -+ rx_status || frame_len < ETH_ZLEN || -+ rx_csum >= RX_CHKSUM_IP_ERR_UNKNOWN) { -+ port->stats.rx_errors++; -+ -+ if (frame_len < ETH_ZLEN || RX_ERROR_LENGTH(rx_status)) -+ port->stats.rx_length_errors++; -+ if (RX_ERROR_OVER(rx_status)) -+ port->stats.rx_over_errors++; -+ if (RX_ERROR_CRC(rx_status)) -+ port->stats.rx_crc_errors++; -+ if (RX_ERROR_FRAME(rx_status)) -+ port->stats.rx_frame_errors++; -+ return NULL; -+ } -+ -+ skb = napi_get_frags(&port->napi); -+ if (!skb) -+ goto update_exit; -+ -+ if (rx_csum == RX_CHKSUM_IP_UDP_TCP_OK) -+ skb->ip_summed = CHECKSUM_UNNECESSARY; -+ -+update_exit: -+ port->stats.rx_bytes += frame_len; -+ port->stats.rx_packets++; -+ return skb; -+} -+ -+static unsigned int gmac_rx(struct net_device *netdev, unsigned int budget) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned short m = (1 << port->rxq_order) - 1; -+ struct gemini_ethernet *geth = port->geth; -+ void __iomem *ptr_reg = port->rxq_rwptr; -+ unsigned int frame_len, frag_len; -+ struct gmac_rxdesc *rx = NULL; -+ struct gmac_queue_page *gpage; -+ static struct sk_buff *skb; -+ union gmac_rxdesc_0 word0; -+ union gmac_rxdesc_1 word1; -+ union gmac_rxdesc_3 word3; -+ struct page *page = NULL; -+ unsigned int page_offs; -+ unsigned short r, w; -+ union dma_rwptr rw; -+ dma_addr_t mapping; -+ int frag_nr = 0; -+ -+ rw.bits32 = readl(ptr_reg); -+ /* Reset interrupt as all packages until here are taken into account */ -+ writel(DEFAULT_Q0_INT_BIT << netdev->dev_id, -+ geth->base + GLOBAL_INTERRUPT_STATUS_1_REG); -+ r = rw.bits.rptr; -+ w = rw.bits.wptr; -+ -+ while (budget && w != r) { -+ rx = port->rxq_ring + r; -+ word0 = rx->word0; -+ word1 = rx->word1; -+ mapping = rx->word2.buf_adr; -+ word3 = rx->word3; -+ -+ r++; -+ r &= m; -+ -+ frag_len = word0.bits.buffer_size; -+ frame_len = word1.bits.byte_count; -+ page_offs = mapping & ~PAGE_MASK; -+ -+ if (!mapping) { -+ netdev_err(netdev, -+ "rxq[%u]: HW BUG: zero DMA desc\n", r); -+ goto err_drop; -+ } -+ -+ /* Freeq pointers are one page off */ -+ gpage = gmac_get_queue_page(geth, port, mapping + PAGE_SIZE); -+ if (!gpage) { -+ dev_err(geth->dev, "could not find mapping\n"); -+ continue; -+ } -+ page = gpage->page; -+ -+ if (word3.bits32 & SOF_BIT) { -+ if (skb) { -+ napi_free_frags(&port->napi); -+ port->stats.rx_dropped++; -+ } -+ -+ skb = gmac_skb_if_good_frame(port, word0, frame_len); -+ if (!skb) -+ goto err_drop; -+ -+ page_offs += NET_IP_ALIGN; -+ frag_len -= NET_IP_ALIGN; -+ frag_nr = 0; -+ -+ } else if (!skb) { -+ put_page(page); -+ continue; -+ } -+ -+ if (word3.bits32 & EOF_BIT) -+ frag_len = frame_len - skb->len; -+ -+ /* append page frag to skb */ -+ if (frag_nr == MAX_SKB_FRAGS) -+ goto err_drop; -+ -+ if (frag_len == 0) -+ netdev_err(netdev, "Received fragment with len = 0\n"); -+ -+ skb_fill_page_desc(skb, frag_nr, page, page_offs, frag_len); -+ skb->len += frag_len; -+ skb->data_len += frag_len; -+ skb->truesize += frag_len; -+ frag_nr++; -+ -+ if (word3.bits32 & EOF_BIT) { -+ napi_gro_frags(&port->napi); -+ skb = NULL; -+ --budget; -+ } -+ continue; -+ -+err_drop: -+ if (skb) { -+ napi_free_frags(&port->napi); -+ skb = NULL; -+ } -+ -+ if (mapping) -+ put_page(page); -+ -+ port->stats.rx_dropped++; -+ } -+ -+ writew(r, ptr_reg); -+ return budget; -+} -+ -+static int gmac_napi_poll(struct napi_struct *napi, int budget) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(napi->dev); -+ struct gemini_ethernet *geth = port->geth; -+ unsigned int freeq_threshold; -+ unsigned int received; -+ -+ freeq_threshold = 1 << (geth->freeq_order - 1); -+ u64_stats_update_begin(&port->rx_stats_syncp); -+ -+ received = gmac_rx(napi->dev, budget); -+ if (received < budget) { -+ napi_gro_flush(napi, false); -+ napi_complete_done(napi, received); -+ gmac_enable_rx_irq(napi->dev, 1); -+ ++port->rx_napi_exits; -+ } -+ -+ port->freeq_refill += (budget - received); -+ if (port->freeq_refill > freeq_threshold) { -+ port->freeq_refill -= freeq_threshold; -+ geth_fill_freeq(geth, true); -+ } -+ -+ u64_stats_update_end(&port->rx_stats_syncp); -+ return received; -+} -+ -+static void gmac_dump_dma_state(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ void __iomem *ptr_reg; -+ u32 reg[5]; -+ -+ /* Interrupt status */ -+ reg[0] = readl(geth->base + GLOBAL_INTERRUPT_STATUS_0_REG); -+ reg[1] = readl(geth->base + GLOBAL_INTERRUPT_STATUS_1_REG); -+ reg[2] = readl(geth->base + GLOBAL_INTERRUPT_STATUS_2_REG); -+ reg[3] = readl(geth->base + GLOBAL_INTERRUPT_STATUS_3_REG); -+ reg[4] = readl(geth->base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ netdev_err(netdev, "IRQ status: 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", -+ reg[0], reg[1], reg[2], reg[3], reg[4]); -+ -+ /* Interrupt enable */ -+ reg[0] = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+ reg[1] = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ reg[2] = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_2_REG); -+ reg[3] = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_3_REG); -+ reg[4] = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ netdev_err(netdev, "IRQ enable: 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", -+ reg[0], reg[1], reg[2], reg[3], reg[4]); -+ -+ /* RX DMA status */ -+ reg[0] = readl(port->dma_base + GMAC_DMA_RX_FIRST_DESC_REG); -+ reg[1] = readl(port->dma_base + GMAC_DMA_RX_CURR_DESC_REG); -+ reg[2] = GET_RPTR(port->rxq_rwptr); -+ reg[3] = GET_WPTR(port->rxq_rwptr); -+ netdev_err(netdev, "RX DMA regs: 0x%08x 0x%08x, ptr: %u %u\n", -+ reg[0], reg[1], reg[2], reg[3]); -+ -+ reg[0] = readl(port->dma_base + GMAC_DMA_RX_DESC_WORD0_REG); -+ reg[1] = readl(port->dma_base + GMAC_DMA_RX_DESC_WORD1_REG); -+ reg[2] = readl(port->dma_base + GMAC_DMA_RX_DESC_WORD2_REG); -+ reg[3] = readl(port->dma_base + GMAC_DMA_RX_DESC_WORD3_REG); -+ netdev_err(netdev, "RX DMA descriptor: 0x%08x 0x%08x 0x%08x 0x%08x\n", -+ reg[0], reg[1], reg[2], reg[3]); -+ -+ /* TX DMA status */ -+ ptr_reg = port->dma_base + GMAC_SW_TX_QUEUE0_PTR_REG; -+ -+ reg[0] = readl(port->dma_base + GMAC_DMA_TX_FIRST_DESC_REG); -+ reg[1] = readl(port->dma_base + GMAC_DMA_TX_CURR_DESC_REG); -+ reg[2] = GET_RPTR(ptr_reg); -+ reg[3] = GET_WPTR(ptr_reg); -+ netdev_err(netdev, "TX DMA regs: 0x%08x 0x%08x, ptr: %u %u\n", -+ reg[0], reg[1], reg[2], reg[3]); -+ -+ reg[0] = readl(port->dma_base + GMAC_DMA_TX_DESC_WORD0_REG); -+ reg[1] = readl(port->dma_base + GMAC_DMA_TX_DESC_WORD1_REG); -+ reg[2] = readl(port->dma_base + GMAC_DMA_TX_DESC_WORD2_REG); -+ reg[3] = readl(port->dma_base + GMAC_DMA_TX_DESC_WORD3_REG); -+ netdev_err(netdev, "TX DMA descriptor: 0x%08x 0x%08x 0x%08x 0x%08x\n", -+ reg[0], reg[1], reg[2], reg[3]); -+ -+ /* FREE queues status */ -+ ptr_reg = geth->base + GLOBAL_SWFQ_RWPTR_REG; -+ -+ reg[0] = GET_RPTR(ptr_reg); -+ reg[1] = GET_WPTR(ptr_reg); -+ -+ ptr_reg = geth->base + GLOBAL_HWFQ_RWPTR_REG; -+ -+ reg[2] = GET_RPTR(ptr_reg); -+ reg[3] = GET_WPTR(ptr_reg); -+ netdev_err(netdev, "FQ SW ptr: %u %u, HW ptr: %u %u\n", -+ reg[0], reg[1], reg[2], reg[3]); -+} -+ -+static void gmac_update_hw_stats(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned int rx_discards, rx_mcast, rx_bcast; -+ struct gemini_ethernet *geth = port->geth; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&geth->irq_lock, flags); -+ u64_stats_update_begin(&port->ir_stats_syncp); -+ -+ rx_discards = readl(port->gmac_base + GMAC_IN_DISCARDS); -+ port->hw_stats[0] += rx_discards; -+ port->hw_stats[1] += readl(port->gmac_base + GMAC_IN_ERRORS); -+ rx_mcast = readl(port->gmac_base + GMAC_IN_MCAST); -+ port->hw_stats[2] += rx_mcast; -+ rx_bcast = readl(port->gmac_base + GMAC_IN_BCAST); -+ port->hw_stats[3] += rx_bcast; -+ port->hw_stats[4] += readl(port->gmac_base + GMAC_IN_MAC1); -+ port->hw_stats[5] += readl(port->gmac_base + GMAC_IN_MAC2); -+ -+ port->stats.rx_missed_errors += rx_discards; -+ port->stats.multicast += rx_mcast; -+ port->stats.multicast += rx_bcast; -+ -+ writel(GMAC0_MIB_INT_BIT << (netdev->dev_id * 8), -+ geth->base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ -+ u64_stats_update_end(&port->ir_stats_syncp); -+ spin_unlock_irqrestore(&geth->irq_lock, flags); -+} -+ -+/** -+ * gmac_get_intr_flags() - get interrupt status flags for a port from -+ * @netdev: the net device for the port to get flags from -+ * @i: the interrupt status register 0..4 -+ */ -+static u32 gmac_get_intr_flags(struct net_device *netdev, int i) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ struct gemini_ethernet *geth = port->geth; -+ void __iomem *irqif_reg, *irqen_reg; -+ unsigned int offs, val; -+ -+ /* Calculate the offset using the stride of the status registers */ -+ offs = i * (GLOBAL_INTERRUPT_STATUS_1_REG - -+ GLOBAL_INTERRUPT_STATUS_0_REG); -+ -+ irqif_reg = geth->base + GLOBAL_INTERRUPT_STATUS_0_REG + offs; -+ irqen_reg = geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG + offs; -+ -+ val = readl(irqif_reg) & readl(irqen_reg); -+ return val; -+} -+ -+static enum hrtimer_restart gmac_coalesce_delay_expired(struct hrtimer *timer) -+{ -+ struct gemini_ethernet_port *port = -+ container_of(timer, struct gemini_ethernet_port, -+ rx_coalesce_timer); -+ -+ napi_schedule(&port->napi); -+ return HRTIMER_NORESTART; -+} -+ -+static irqreturn_t gmac_irq(int irq, void *data) -+{ -+ struct gemini_ethernet_port *port; -+ struct net_device *netdev = data; -+ struct gemini_ethernet *geth; -+ u32 val, orr = 0; -+ -+ port = netdev_priv(netdev); -+ geth = port->geth; -+ -+ val = gmac_get_intr_flags(netdev, 0); -+ orr |= val; -+ -+ if (val & (GMAC0_IRQ0_2 << (netdev->dev_id * 2))) { -+ /* Oh, crap */ -+ netdev_err(netdev, "hw failure/sw bug\n"); -+ gmac_dump_dma_state(netdev); -+ -+ /* don't know how to recover, just reduce losses */ -+ gmac_enable_irq(netdev, 0); -+ return IRQ_HANDLED; -+ } -+ -+ if (val & (GMAC0_IRQ0_TXQ0_INTS << (netdev->dev_id * 6))) -+ gmac_tx_irq(netdev, 0); -+ -+ val = gmac_get_intr_flags(netdev, 1); -+ orr |= val; -+ -+ if (val & (DEFAULT_Q0_INT_BIT << netdev->dev_id)) { -+ gmac_enable_rx_irq(netdev, 0); -+ -+ if (!port->rx_coalesce_nsecs) { -+ napi_schedule(&port->napi); -+ } else { -+ ktime_t ktime; -+ -+ ktime = ktime_set(0, port->rx_coalesce_nsecs); -+ hrtimer_start(&port->rx_coalesce_timer, ktime, -+ HRTIMER_MODE_REL); -+ } -+ } -+ -+ val = gmac_get_intr_flags(netdev, 4); -+ orr |= val; -+ -+ if (val & (GMAC0_MIB_INT_BIT << (netdev->dev_id * 8))) -+ gmac_update_hw_stats(netdev); -+ -+ if (val & (GMAC0_RX_OVERRUN_INT_BIT << (netdev->dev_id * 8))) { -+ writel(GMAC0_RXDERR_INT_BIT << (netdev->dev_id * 8), -+ geth->base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ -+ spin_lock(&geth->irq_lock); -+ u64_stats_update_begin(&port->ir_stats_syncp); -+ ++port->stats.rx_fifo_errors; -+ u64_stats_update_end(&port->ir_stats_syncp); -+ spin_unlock(&geth->irq_lock); -+ } -+ -+ return orr ? IRQ_HANDLED : IRQ_NONE; -+} -+ -+static void gmac_start_dma(struct gemini_ethernet_port *port) -+{ -+ void __iomem *dma_ctrl_reg = port->dma_base + GMAC_DMA_CTRL_REG; -+ union gmac_dma_ctrl dma_ctrl; -+ -+ dma_ctrl.bits32 = readl(dma_ctrl_reg); -+ dma_ctrl.bits.rd_enable = 1; -+ dma_ctrl.bits.td_enable = 1; -+ dma_ctrl.bits.loopback = 0; -+ dma_ctrl.bits.drop_small_ack = 0; -+ dma_ctrl.bits.rd_insert_bytes = NET_IP_ALIGN; -+ dma_ctrl.bits.rd_prot = HPROT_DATA_CACHE | HPROT_PRIVILIGED; -+ dma_ctrl.bits.rd_burst_size = HBURST_INCR8; -+ dma_ctrl.bits.rd_bus = HSIZE_8; -+ dma_ctrl.bits.td_prot = HPROT_DATA_CACHE; -+ dma_ctrl.bits.td_burst_size = HBURST_INCR8; -+ dma_ctrl.bits.td_bus = HSIZE_8; -+ -+ writel(dma_ctrl.bits32, dma_ctrl_reg); -+} -+ -+static void gmac_stop_dma(struct gemini_ethernet_port *port) -+{ -+ void __iomem *dma_ctrl_reg = port->dma_base + GMAC_DMA_CTRL_REG; -+ union gmac_dma_ctrl dma_ctrl; -+ -+ dma_ctrl.bits32 = readl(dma_ctrl_reg); -+ dma_ctrl.bits.rd_enable = 0; -+ dma_ctrl.bits.td_enable = 0; -+ writel(dma_ctrl.bits32, dma_ctrl_reg); -+} -+ -+static int gmac_open(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ int err; -+ -+ if (!netdev->phydev) { -+ err = gmac_setup_phy(netdev); -+ if (err) { -+ netif_err(port, ifup, netdev, -+ "PHY init failed: %d\n", err); -+ return err; -+ } -+ } -+ -+ err = request_irq(netdev->irq, gmac_irq, -+ IRQF_SHARED, netdev->name, netdev); -+ if (err) { -+ netdev_err(netdev, "no IRQ\n"); -+ return err; -+ } -+ -+ netif_carrier_off(netdev); -+ phy_start(netdev->phydev); -+ -+ err = geth_resize_freeq(port); -+ if (err) { -+ netdev_err(netdev, "could not resize freeq\n"); -+ goto err_stop_phy; -+ } -+ -+ err = gmac_setup_rxq(netdev); -+ if (err) { -+ netdev_err(netdev, "could not setup RXQ\n"); -+ goto err_stop_phy; -+ } -+ -+ err = gmac_setup_txqs(netdev); -+ if (err) { -+ netdev_err(netdev, "could not setup TXQs\n"); -+ gmac_cleanup_rxq(netdev); -+ goto err_stop_phy; -+ } -+ -+ napi_enable(&port->napi); -+ -+ gmac_start_dma(port); -+ gmac_enable_irq(netdev, 1); -+ gmac_enable_tx_rx(netdev); -+ netif_tx_start_all_queues(netdev); -+ -+ hrtimer_init(&port->rx_coalesce_timer, CLOCK_MONOTONIC, -+ HRTIMER_MODE_REL); -+ port->rx_coalesce_timer.function = &gmac_coalesce_delay_expired; -+ -+ netdev_info(netdev, "opened\n"); -+ -+ return 0; -+ -+err_stop_phy: -+ phy_stop(netdev->phydev); -+ free_irq(netdev->irq, netdev); -+ return err; -+} -+ -+static int gmac_stop(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ -+ hrtimer_cancel(&port->rx_coalesce_timer); -+ netif_tx_stop_all_queues(netdev); -+ gmac_disable_tx_rx(netdev); -+ gmac_stop_dma(port); -+ napi_disable(&port->napi); -+ -+ gmac_enable_irq(netdev, 0); -+ gmac_cleanup_rxq(netdev); -+ gmac_cleanup_txqs(netdev); -+ -+ phy_stop(netdev->phydev); -+ free_irq(netdev->irq, netdev); -+ -+ gmac_update_hw_stats(netdev); -+ return 0; -+} -+ -+static void gmac_set_rx_mode(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ union gmac_rx_fltr filter = { .bits = { -+ .broadcast = 1, -+ .multicast = 1, -+ .unicast = 1, -+ } }; -+ struct netdev_hw_addr *ha; -+ unsigned int bit_nr; -+ u32 mc_filter[2]; -+ -+ mc_filter[1] = 0; -+ mc_filter[0] = 0; -+ -+ if (netdev->flags & IFF_PROMISC) { -+ filter.bits.error = 1; -+ filter.bits.promiscuous = 1; -+ mc_filter[1] = ~0; -+ mc_filter[0] = ~0; -+ } else if (netdev->flags & IFF_ALLMULTI) { -+ mc_filter[1] = ~0; -+ mc_filter[0] = ~0; -+ } else { -+ netdev_for_each_mc_addr(ha, netdev) { -+ bit_nr = ~crc32_le(~0, ha->addr, ETH_ALEN) & 0x3f; -+ mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 0x1f); -+ } -+ } -+ -+ writel(mc_filter[0], port->gmac_base + GMAC_MCAST_FIL0); -+ writel(mc_filter[1], port->gmac_base + GMAC_MCAST_FIL1); -+ writel(filter.bits32, port->gmac_base + GMAC_RX_FLTR); -+} -+ -+static void gmac_write_mac_address(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ __le32 addr[3]; -+ -+ memset(addr, 0, sizeof(addr)); -+ memcpy(addr, netdev->dev_addr, ETH_ALEN); -+ -+ writel(le32_to_cpu(addr[0]), port->gmac_base + GMAC_STA_ADD0); -+ writel(le32_to_cpu(addr[1]), port->gmac_base + GMAC_STA_ADD1); -+ writel(le32_to_cpu(addr[2]), port->gmac_base + GMAC_STA_ADD2); -+} -+ -+static int gmac_set_mac_address(struct net_device *netdev, void *addr) -+{ -+ struct sockaddr *sa = addr; -+ -+ memcpy(netdev->dev_addr, sa->sa_data, ETH_ALEN); -+ gmac_write_mac_address(netdev); -+ -+ return 0; -+} -+ -+static void gmac_clear_hw_stats(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ -+ readl(port->gmac_base + GMAC_IN_DISCARDS); -+ readl(port->gmac_base + GMAC_IN_ERRORS); -+ readl(port->gmac_base + GMAC_IN_MCAST); -+ readl(port->gmac_base + GMAC_IN_BCAST); -+ readl(port->gmac_base + GMAC_IN_MAC1); -+ readl(port->gmac_base + GMAC_IN_MAC2); -+} -+ -+static void gmac_get_stats64(struct net_device *netdev, -+ struct rtnl_link_stats64 *stats) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned int start; -+ -+ gmac_update_hw_stats(netdev); -+ -+ /* Racing with RX NAPI */ -+ do { -+ start = u64_stats_fetch_begin(&port->rx_stats_syncp); -+ -+ stats->rx_packets = port->stats.rx_packets; -+ stats->rx_bytes = port->stats.rx_bytes; -+ stats->rx_errors = port->stats.rx_errors; -+ stats->rx_dropped = port->stats.rx_dropped; -+ -+ stats->rx_length_errors = port->stats.rx_length_errors; -+ stats->rx_over_errors = port->stats.rx_over_errors; -+ stats->rx_crc_errors = port->stats.rx_crc_errors; -+ stats->rx_frame_errors = port->stats.rx_frame_errors; -+ -+ } while (u64_stats_fetch_retry(&port->rx_stats_syncp, start)); -+ -+ /* Racing with MIB and TX completion interrupts */ -+ do { -+ start = u64_stats_fetch_begin(&port->ir_stats_syncp); -+ -+ stats->tx_errors = port->stats.tx_errors; -+ stats->tx_packets = port->stats.tx_packets; -+ stats->tx_bytes = port->stats.tx_bytes; -+ -+ stats->multicast = port->stats.multicast; -+ stats->rx_missed_errors = port->stats.rx_missed_errors; -+ stats->rx_fifo_errors = port->stats.rx_fifo_errors; -+ -+ } while (u64_stats_fetch_retry(&port->ir_stats_syncp, start)); -+ -+ /* Racing with hard_start_xmit */ -+ do { -+ start = u64_stats_fetch_begin(&port->tx_stats_syncp); -+ -+ stats->tx_dropped = port->stats.tx_dropped; -+ -+ } while (u64_stats_fetch_retry(&port->tx_stats_syncp, start)); -+ -+ stats->rx_dropped += stats->rx_missed_errors; -+} -+ -+static int gmac_change_mtu(struct net_device *netdev, int new_mtu) -+{ -+ int max_len = gmac_pick_rx_max_len(new_mtu); -+ -+ if (max_len < 0) -+ return -EINVAL; -+ -+ gmac_disable_tx_rx(netdev); -+ -+ netdev->mtu = new_mtu; -+ gmac_update_config0_reg(netdev, max_len << CONFIG0_MAXLEN_SHIFT, -+ CONFIG0_MAXLEN_MASK); -+ -+ netdev_update_features(netdev); -+ -+ gmac_enable_tx_rx(netdev); -+ -+ return 0; -+} -+ -+static netdev_features_t gmac_fix_features(struct net_device *netdev, -+ netdev_features_t features) -+{ -+ if (netdev->mtu + ETH_HLEN + VLAN_HLEN > MTU_SIZE_BIT_MASK) -+ features &= ~GMAC_OFFLOAD_FEATURES; -+ -+ return features; -+} -+ -+static int gmac_set_features(struct net_device *netdev, -+ netdev_features_t features) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ int enable = features & NETIF_F_RXCSUM; -+ unsigned long flags; -+ u32 reg; -+ -+ spin_lock_irqsave(&port->config_lock, flags); -+ -+ reg = readl(port->gmac_base + GMAC_CONFIG0); -+ reg = enable ? reg | CONFIG0_RX_CHKSUM : reg & ~CONFIG0_RX_CHKSUM; -+ writel(reg, port->gmac_base + GMAC_CONFIG0); -+ -+ spin_unlock_irqrestore(&port->config_lock, flags); -+ return 0; -+} -+ -+static int gmac_get_sset_count(struct net_device *netdev, int sset) -+{ -+ return sset == ETH_SS_STATS ? GMAC_STATS_NUM : 0; -+} -+ -+static void gmac_get_strings(struct net_device *netdev, u32 stringset, u8 *data) -+{ -+ if (stringset != ETH_SS_STATS) -+ return; -+ -+ memcpy(data, gmac_stats_strings, sizeof(gmac_stats_strings)); -+} -+ -+static void gmac_get_ethtool_stats(struct net_device *netdev, -+ struct ethtool_stats *estats, u64 *values) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ unsigned int start; -+ u64 *p; -+ int i; -+ -+ gmac_update_hw_stats(netdev); -+ -+ /* Racing with MIB interrupt */ -+ do { -+ p = values; -+ start = u64_stats_fetch_begin(&port->ir_stats_syncp); -+ -+ for (i = 0; i < RX_STATS_NUM; i++) -+ *p++ = port->hw_stats[i]; -+ -+ } while (u64_stats_fetch_retry(&port->ir_stats_syncp, start)); -+ values = p; -+ -+ /* Racing with RX NAPI */ -+ do { -+ p = values; -+ start = u64_stats_fetch_begin(&port->rx_stats_syncp); -+ -+ for (i = 0; i < RX_STATUS_NUM; i++) -+ *p++ = port->rx_stats[i]; -+ for (i = 0; i < RX_CHKSUM_NUM; i++) -+ *p++ = port->rx_csum_stats[i]; -+ *p++ = port->rx_napi_exits; -+ -+ } while (u64_stats_fetch_retry(&port->rx_stats_syncp, start)); -+ values = p; -+ -+ /* Racing with TX start_xmit */ -+ do { -+ p = values; -+ start = u64_stats_fetch_begin(&port->tx_stats_syncp); -+ -+ for (i = 0; i < TX_MAX_FRAGS; i++) { -+ *values++ = port->tx_frag_stats[i]; -+ port->tx_frag_stats[i] = 0; -+ } -+ *values++ = port->tx_frags_linearized; -+ *values++ = port->tx_hw_csummed; -+ -+ } while (u64_stats_fetch_retry(&port->tx_stats_syncp, start)); -+} -+ -+static int gmac_get_ksettings(struct net_device *netdev, -+ struct ethtool_link_ksettings *cmd) -+{ -+ if (!netdev->phydev) -+ return -ENXIO; -+ phy_ethtool_ksettings_get(netdev->phydev, cmd); -+ -+ return 0; -+} -+ -+static int gmac_set_ksettings(struct net_device *netdev, -+ const struct ethtool_link_ksettings *cmd) -+{ -+ if (!netdev->phydev) -+ return -ENXIO; -+ return phy_ethtool_ksettings_set(netdev->phydev, cmd); -+} -+ -+static int gmac_nway_reset(struct net_device *netdev) -+{ -+ if (!netdev->phydev) -+ return -ENXIO; -+ return phy_start_aneg(netdev->phydev); -+} -+ -+static void gmac_get_pauseparam(struct net_device *netdev, -+ struct ethtool_pauseparam *pparam) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ union gmac_config0 config0; -+ -+ config0.bits32 = readl(port->gmac_base + GMAC_CONFIG0); -+ -+ pparam->rx_pause = config0.bits.rx_fc_en; -+ pparam->tx_pause = config0.bits.tx_fc_en; -+ pparam->autoneg = true; -+} -+ -+static void gmac_get_ringparam(struct net_device *netdev, -+ struct ethtool_ringparam *rp) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ union gmac_config0 config0; -+ -+ config0.bits32 = readl(port->gmac_base + GMAC_CONFIG0); -+ -+ rp->rx_max_pending = 1 << 15; -+ rp->rx_mini_max_pending = 0; -+ rp->rx_jumbo_max_pending = 0; -+ rp->tx_max_pending = 1 << 15; -+ -+ rp->rx_pending = 1 << port->rxq_order; -+ rp->rx_mini_pending = 0; -+ rp->rx_jumbo_pending = 0; -+ rp->tx_pending = 1 << port->txq_order; -+} -+ -+static int gmac_set_ringparam(struct net_device *netdev, -+ struct ethtool_ringparam *rp) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ int err = 0; -+ -+ if (netif_running(netdev)) -+ return -EBUSY; -+ -+ if (rp->rx_pending) { -+ port->rxq_order = min(15, ilog2(rp->rx_pending - 1) + 1); -+ err = geth_resize_freeq(port); -+ } -+ if (rp->tx_pending) { -+ port->txq_order = min(15, ilog2(rp->tx_pending - 1) + 1); -+ port->irq_every_tx_packets = 1 << (port->txq_order - 2); -+ } -+ -+ return err; -+} -+ -+static int gmac_get_coalesce(struct net_device *netdev, -+ struct ethtool_coalesce *ecmd) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ -+ ecmd->rx_max_coalesced_frames = 1; -+ ecmd->tx_max_coalesced_frames = port->irq_every_tx_packets; -+ ecmd->rx_coalesce_usecs = port->rx_coalesce_nsecs / 1000; -+ -+ return 0; -+} -+ -+static int gmac_set_coalesce(struct net_device *netdev, -+ struct ethtool_coalesce *ecmd) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ -+ if (ecmd->tx_max_coalesced_frames < 1) -+ return -EINVAL; -+ if (ecmd->tx_max_coalesced_frames >= 1 << port->txq_order) -+ return -EINVAL; -+ -+ port->irq_every_tx_packets = ecmd->tx_max_coalesced_frames; -+ port->rx_coalesce_nsecs = ecmd->rx_coalesce_usecs * 1000; -+ -+ return 0; -+} -+ -+static u32 gmac_get_msglevel(struct net_device *netdev) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ -+ return port->msg_enable; -+} -+ -+static void gmac_set_msglevel(struct net_device *netdev, u32 level) -+{ -+ struct gemini_ethernet_port *port = netdev_priv(netdev); -+ -+ port->msg_enable = level; -+} -+ -+static void gmac_get_drvinfo(struct net_device *netdev, -+ struct ethtool_drvinfo *info) -+{ -+ strcpy(info->driver, DRV_NAME); -+ strcpy(info->version, DRV_VERSION); -+ strcpy(info->bus_info, netdev->dev_id ? "1" : "0"); -+} -+ -+static const struct net_device_ops gmac_351x_ops = { -+ .ndo_init = gmac_init, -+ .ndo_uninit = gmac_uninit, -+ .ndo_open = gmac_open, -+ .ndo_stop = gmac_stop, -+ .ndo_start_xmit = gmac_start_xmit, -+ .ndo_tx_timeout = gmac_tx_timeout, -+ .ndo_set_rx_mode = gmac_set_rx_mode, -+ .ndo_set_mac_address = gmac_set_mac_address, -+ .ndo_get_stats64 = gmac_get_stats64, -+ .ndo_change_mtu = gmac_change_mtu, -+ .ndo_fix_features = gmac_fix_features, -+ .ndo_set_features = gmac_set_features, -+}; -+ -+static const struct ethtool_ops gmac_351x_ethtool_ops = { -+ .get_sset_count = gmac_get_sset_count, -+ .get_strings = gmac_get_strings, -+ .get_ethtool_stats = gmac_get_ethtool_stats, -+ .get_link = ethtool_op_get_link, -+ .get_link_ksettings = gmac_get_ksettings, -+ .set_link_ksettings = gmac_set_ksettings, -+ .nway_reset = gmac_nway_reset, -+ .get_pauseparam = gmac_get_pauseparam, -+ .get_ringparam = gmac_get_ringparam, -+ .set_ringparam = gmac_set_ringparam, -+ .get_coalesce = gmac_get_coalesce, -+ .set_coalesce = gmac_set_coalesce, -+ .get_msglevel = gmac_get_msglevel, -+ .set_msglevel = gmac_set_msglevel, -+ .get_drvinfo = gmac_get_drvinfo, -+}; -+ -+static irqreturn_t gemini_port_irq_thread(int irq, void *data) -+{ -+ unsigned long irqmask = SWFQ_EMPTY_INT_BIT; -+ struct gemini_ethernet_port *port = data; -+ struct gemini_ethernet *geth; -+ unsigned long flags; -+ -+ geth = port->geth; -+ /* The queue is half empty so refill it */ -+ geth_fill_freeq(geth, true); -+ -+ spin_lock_irqsave(&geth->irq_lock, flags); -+ /* ACK queue interrupt */ -+ writel(irqmask, geth->base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ /* Enable queue interrupt again */ -+ irqmask |= readl(geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ writel(irqmask, geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ spin_unlock_irqrestore(&geth->irq_lock, flags); -+ -+ return IRQ_HANDLED; -+} -+ -+static irqreturn_t gemini_port_irq(int irq, void *data) -+{ -+ struct gemini_ethernet_port *port = data; -+ struct gemini_ethernet *geth; -+ irqreturn_t ret = IRQ_NONE; -+ u32 val, en; -+ -+ geth = port->geth; -+ spin_lock(&geth->irq_lock); -+ -+ val = readl(geth->base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ en = readl(geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ -+ if (val & en & SWFQ_EMPTY_INT_BIT) { -+ /* Disable the queue empty interrupt while we work on -+ * processing the queue. Also disable overrun interrupts -+ * as there is not much we can do about it here. -+ */ -+ en &= ~(SWFQ_EMPTY_INT_BIT | GMAC0_RX_OVERRUN_INT_BIT -+ | GMAC1_RX_OVERRUN_INT_BIT); -+ writel(en, geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ ret = IRQ_WAKE_THREAD; -+ } -+ -+ spin_unlock(&geth->irq_lock); -+ -+ return ret; -+} -+ -+static void gemini_port_remove(struct gemini_ethernet_port *port) -+{ -+ if (port->netdev) -+ unregister_netdev(port->netdev); -+ clk_disable_unprepare(port->pclk); -+ geth_cleanup_freeq(port->geth); -+} -+ -+static void gemini_ethernet_init(struct gemini_ethernet *geth) -+{ -+ writel(0, geth->base + GLOBAL_INTERRUPT_ENABLE_0_REG); -+ writel(0, geth->base + GLOBAL_INTERRUPT_ENABLE_1_REG); -+ writel(0, geth->base + GLOBAL_INTERRUPT_ENABLE_2_REG); -+ writel(0, geth->base + GLOBAL_INTERRUPT_ENABLE_3_REG); -+ writel(0, geth->base + GLOBAL_INTERRUPT_ENABLE_4_REG); -+ -+ /* Interrupt config: -+ * -+ * GMAC0 intr bits ------> int0 ----> eth0 -+ * GMAC1 intr bits ------> int1 ----> eth1 -+ * TOE intr -------------> int1 ----> eth1 -+ * Classification Intr --> int0 ----> eth0 -+ * Default Q0 -----------> int0 ----> eth0 -+ * Default Q1 -----------> int1 ----> eth1 -+ * FreeQ intr -----------> int1 ----> eth1 -+ */ -+ writel(0xCCFC0FC0, geth->base + GLOBAL_INTERRUPT_SELECT_0_REG); -+ writel(0x00F00002, geth->base + GLOBAL_INTERRUPT_SELECT_1_REG); -+ writel(0xFFFFFFFF, geth->base + GLOBAL_INTERRUPT_SELECT_2_REG); -+ writel(0xFFFFFFFF, geth->base + GLOBAL_INTERRUPT_SELECT_3_REG); -+ writel(0xFF000003, geth->base + GLOBAL_INTERRUPT_SELECT_4_REG); -+ -+ /* edge-triggered interrupts packed to level-triggered one... */ -+ writel(~0, geth->base + GLOBAL_INTERRUPT_STATUS_0_REG); -+ writel(~0, geth->base + GLOBAL_INTERRUPT_STATUS_1_REG); -+ writel(~0, geth->base + GLOBAL_INTERRUPT_STATUS_2_REG); -+ writel(~0, geth->base + GLOBAL_INTERRUPT_STATUS_3_REG); -+ writel(~0, geth->base + GLOBAL_INTERRUPT_STATUS_4_REG); -+ -+ /* Set up queue */ -+ writel(0, geth->base + GLOBAL_SW_FREEQ_BASE_SIZE_REG); -+ writel(0, geth->base + GLOBAL_HW_FREEQ_BASE_SIZE_REG); -+ writel(0, geth->base + GLOBAL_SWFQ_RWPTR_REG); -+ writel(0, geth->base + GLOBAL_HWFQ_RWPTR_REG); -+ -+ geth->freeq_frag_order = DEFAULT_RX_BUF_ORDER; -+ /* This makes the queue resize on probe() so that we -+ * set up and enable the queue IRQ. FIXME: fragile. -+ */ -+ geth->freeq_order = 1; -+} -+ -+static void gemini_port_save_mac_addr(struct gemini_ethernet_port *port) -+{ -+ port->mac_addr[0] = -+ cpu_to_le32(readl(port->gmac_base + GMAC_STA_ADD0)); -+ port->mac_addr[1] = -+ cpu_to_le32(readl(port->gmac_base + GMAC_STA_ADD1)); -+ port->mac_addr[2] = -+ cpu_to_le32(readl(port->gmac_base + GMAC_STA_ADD2)); -+} -+ -+static int gemini_ethernet_port_probe(struct platform_device *pdev) -+{ -+ char *port_names[2] = { "ethernet0", "ethernet1" }; -+ struct gemini_ethernet_port *port; -+ struct device *dev = &pdev->dev; -+ struct gemini_ethernet *geth; -+ struct net_device *netdev; -+ struct resource *gmacres; -+ struct resource *dmares; -+ struct device *parent; -+ unsigned int id; -+ int irq; -+ int ret; -+ -+ parent = dev->parent; -+ geth = dev_get_drvdata(parent); -+ -+ if (!strcmp(dev_name(dev), "60008000.ethernet-port")) -+ id = 0; -+ else if (!strcmp(dev_name(dev), "6000c000.ethernet-port")) -+ id = 1; -+ else -+ return -ENODEV; -+ -+ dev_info(dev, "probe %s ID %d\n", dev_name(dev), id); -+ -+ netdev = alloc_etherdev_mq(sizeof(*port), TX_QUEUE_NUM); -+ if (!netdev) { -+ dev_err(dev, "Can't allocate ethernet device #%d\n", id); -+ return -ENOMEM; -+ } -+ -+ port = netdev_priv(netdev); -+ SET_NETDEV_DEV(netdev, dev); -+ port->netdev = netdev; -+ port->id = id; -+ port->geth = geth; -+ port->dev = dev; -+ -+ /* DMA memory */ -+ dmares = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!dmares) { -+ dev_err(dev, "no DMA resource\n"); -+ return -ENODEV; -+ } -+ port->dma_base = devm_ioremap_resource(dev, dmares); -+ if (IS_ERR(port->dma_base)) -+ return PTR_ERR(port->dma_base); -+ -+ /* GMAC config memory */ -+ gmacres = platform_get_resource(pdev, IORESOURCE_MEM, 1); -+ if (!gmacres) { -+ dev_err(dev, "no GMAC resource\n"); -+ return -ENODEV; -+ } -+ port->gmac_base = devm_ioremap_resource(dev, gmacres); -+ if (IS_ERR(port->gmac_base)) -+ return PTR_ERR(port->gmac_base); -+ -+ /* Interrupt */ -+ irq = platform_get_irq(pdev, 0); -+ if (irq <= 0) { -+ dev_err(dev, "no IRQ\n"); -+ return irq ? irq : -ENODEV; -+ } -+ port->irq = irq; -+ -+ /* Clock the port */ -+ port->pclk = devm_clk_get(dev, "PCLK"); -+ if (IS_ERR(port->pclk)) { -+ dev_err(dev, "no PCLK\n"); -+ return PTR_ERR(port->pclk); -+ } -+ ret = clk_prepare_enable(port->pclk); -+ if (ret) -+ return ret; -+ -+ /* Maybe there is a nice ethernet address we should use */ -+ gemini_port_save_mac_addr(port); -+ -+ /* Reset the port */ -+ port->reset = devm_reset_control_get_exclusive(dev, NULL); -+ if (IS_ERR(port->reset)) { -+ dev_err(dev, "no reset\n"); -+ return PTR_ERR(port->reset); -+ } -+ reset_control_reset(port->reset); -+ usleep_range(100, 500); -+ -+ /* Assign pointer in the main state container */ -+ if (!id) -+ geth->port0 = port; -+ else -+ geth->port1 = port; -+ platform_set_drvdata(pdev, port); -+ -+ /* Set up and register the netdev */ -+ netdev->dev_id = port->id; -+ netdev->irq = irq; -+ netdev->netdev_ops = &gmac_351x_ops; -+ netdev->ethtool_ops = &gmac_351x_ethtool_ops; -+ -+ spin_lock_init(&port->config_lock); -+ gmac_clear_hw_stats(netdev); -+ -+ netdev->hw_features = GMAC_OFFLOAD_FEATURES; -+ netdev->features |= GMAC_OFFLOAD_FEATURES | NETIF_F_GRO; -+ -+ port->freeq_refill = 0; -+ netif_napi_add(netdev, &port->napi, gmac_napi_poll, -+ DEFAULT_NAPI_WEIGHT); -+ -+ if (is_valid_ether_addr((void *)port->mac_addr)) { -+ memcpy(netdev->dev_addr, port->mac_addr, ETH_ALEN); -+ } else { -+ dev_dbg(dev, "ethernet address 0x%08x%08x%08x invalid\n", -+ port->mac_addr[0], port->mac_addr[1], -+ port->mac_addr[2]); -+ dev_info(dev, "using a random ethernet address\n"); -+ random_ether_addr(netdev->dev_addr); -+ } -+ gmac_write_mac_address(netdev); -+ -+ ret = devm_request_threaded_irq(port->dev, -+ port->irq, -+ gemini_port_irq, -+ gemini_port_irq_thread, -+ IRQF_SHARED, -+ port_names[port->id], -+ port); -+ if (ret) -+ return ret; -+ -+ ret = register_netdev(netdev); -+ if (!ret) { -+ netdev_info(netdev, -+ "irq %d, DMA @ 0x%pap, GMAC @ 0x%pap\n", -+ port->irq, &dmares->start, -+ &gmacres->start); -+ ret = gmac_setup_phy(netdev); -+ if (ret) -+ netdev_info(netdev, -+ "PHY init failed, deferring to ifup time\n"); -+ return 0; -+ } -+ -+ port->netdev = NULL; -+ free_netdev(netdev); -+ return ret; -+} -+ -+static int gemini_ethernet_port_remove(struct platform_device *pdev) -+{ -+ struct gemini_ethernet_port *port = platform_get_drvdata(pdev); -+ -+ gemini_port_remove(port); -+ return 0; -+} -+ -+static const struct of_device_id gemini_ethernet_port_of_match[] = { -+ { -+ .compatible = "cortina,gemini-ethernet-port", -+ }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, gemini_ethernet_port_of_match); -+ -+static struct platform_driver gemini_ethernet_port_driver = { -+ .driver = { -+ .name = "gemini-ethernet-port", -+ .of_match_table = of_match_ptr(gemini_ethernet_port_of_match), -+ }, -+ .probe = gemini_ethernet_port_probe, -+ .remove = gemini_ethernet_port_remove, -+}; -+ -+static int gemini_ethernet_probe(struct platform_device *pdev) -+{ -+ struct device *dev = &pdev->dev; -+ struct gemini_ethernet *geth; -+ unsigned int retry = 5; -+ struct resource *res; -+ u32 val; -+ -+ /* Global registers */ -+ geth = devm_kzalloc(dev, sizeof(*geth), GFP_KERNEL); -+ if (!geth) -+ return -ENOMEM; -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ if (!res) -+ return -ENODEV; -+ geth->base = devm_ioremap_resource(dev, res); -+ if (IS_ERR(geth->base)) -+ return PTR_ERR(geth->base); -+ geth->dev = dev; -+ -+ /* Wait for ports to stabilize */ -+ do { -+ udelay(2); -+ val = readl(geth->base + GLOBAL_TOE_VERSION_REG); -+ barrier(); -+ } while (!val && --retry); -+ if (!retry) { -+ dev_err(dev, "failed to reset ethernet\n"); -+ return -EIO; -+ } -+ dev_info(dev, "Ethernet device ID: 0x%03x, revision 0x%01x\n", -+ (val >> 4) & 0xFFFU, val & 0xFU); -+ -+ spin_lock_init(&geth->irq_lock); -+ spin_lock_init(&geth->freeq_lock); -+ gemini_ethernet_init(geth); -+ -+ /* The children will use this */ -+ platform_set_drvdata(pdev, geth); -+ -+ /* Spawn child devices for the two ports */ -+ return devm_of_platform_populate(dev); -+} -+ -+static int gemini_ethernet_remove(struct platform_device *pdev) -+{ -+ struct gemini_ethernet *geth = platform_get_drvdata(pdev); -+ -+ gemini_ethernet_init(geth); -+ geth_cleanup_freeq(geth); -+ -+ return 0; -+} -+ -+static const struct of_device_id gemini_ethernet_of_match[] = { -+ { -+ .compatible = "cortina,gemini-ethernet", -+ }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, gemini_ethernet_of_match); -+ -+static struct platform_driver gemini_ethernet_driver = { -+ .driver = { -+ .name = DRV_NAME, -+ .of_match_table = of_match_ptr(gemini_ethernet_of_match), -+ }, -+ .probe = gemini_ethernet_probe, -+ .remove = gemini_ethernet_remove, -+}; -+ -+static int __init gemini_ethernet_module_init(void) -+{ -+ int ret; -+ -+ ret = platform_driver_register(&gemini_ethernet_port_driver); -+ if (ret) -+ return ret; -+ -+ ret = platform_driver_register(&gemini_ethernet_driver); -+ if (ret) { -+ platform_driver_unregister(&gemini_ethernet_port_driver); -+ return ret; -+ } -+ -+ return 0; -+} -+module_init(gemini_ethernet_module_init); -+ -+static void __exit gemini_ethernet_module_exit(void) -+{ -+ platform_driver_unregister(&gemini_ethernet_driver); -+ platform_driver_unregister(&gemini_ethernet_port_driver); -+} -+module_exit(gemini_ethernet_module_exit); -+ -+MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>"); -+MODULE_DESCRIPTION("StorLink SL351x (Gemini) ethernet driver"); -+MODULE_LICENSE("GPL"); -+MODULE_ALIAS("platform:" DRV_NAME); ---- /dev/null -+++ b/drivers/net/ethernet/cortina/gemini.h -@@ -0,0 +1,958 @@ -+// SPDX-License-Identifier: GPL-2.0 -+/* Register definitions for Gemini GMAC Ethernet device driver -+ * -+ * Copyright (C) 2006 Storlink, Corp. -+ * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> -+ * Copyright (C) 2010 Michał Mirosław <mirq-linux@rere.qmqm.pl> -+ * Copytight (C) 2017 Linus Walleij <linus.walleij@linaro.org> -+ */ -+#ifndef _GEMINI_ETHERNET_H -+#define _GEMINI_ETHERNET_H -+ -+#include <linux/bitops.h> -+ -+/* Base Registers */ -+#define TOE_NONTOE_QUE_HDR_BASE 0x2000 -+#define TOE_TOE_QUE_HDR_BASE 0x3000 -+ -+/* Queue ID */ -+#define TOE_SW_FREE_QID 0x00 -+#define TOE_HW_FREE_QID 0x01 -+#define TOE_GMAC0_SW_TXQ0_QID 0x02 -+#define TOE_GMAC0_SW_TXQ1_QID 0x03 -+#define TOE_GMAC0_SW_TXQ2_QID 0x04 -+#define TOE_GMAC0_SW_TXQ3_QID 0x05 -+#define TOE_GMAC0_SW_TXQ4_QID 0x06 -+#define TOE_GMAC0_SW_TXQ5_QID 0x07 -+#define TOE_GMAC0_HW_TXQ0_QID 0x08 -+#define TOE_GMAC0_HW_TXQ1_QID 0x09 -+#define TOE_GMAC0_HW_TXQ2_QID 0x0A -+#define TOE_GMAC0_HW_TXQ3_QID 0x0B -+#define TOE_GMAC1_SW_TXQ0_QID 0x12 -+#define TOE_GMAC1_SW_TXQ1_QID 0x13 -+#define TOE_GMAC1_SW_TXQ2_QID 0x14 -+#define TOE_GMAC1_SW_TXQ3_QID 0x15 -+#define TOE_GMAC1_SW_TXQ4_QID 0x16 -+#define TOE_GMAC1_SW_TXQ5_QID 0x17 -+#define TOE_GMAC1_HW_TXQ0_QID 0x18 -+#define TOE_GMAC1_HW_TXQ1_QID 0x19 -+#define TOE_GMAC1_HW_TXQ2_QID 0x1A -+#define TOE_GMAC1_HW_TXQ3_QID 0x1B -+#define TOE_GMAC0_DEFAULT_QID 0x20 -+#define TOE_GMAC1_DEFAULT_QID 0x21 -+#define TOE_CLASSIFICATION_QID(x) (0x22 + x) /* 0x22 ~ 0x2F */ -+#define TOE_TOE_QID(x) (0x40 + x) /* 0x40 ~ 0x7F */ -+ -+/* TOE DMA Queue Size should be 2^n, n = 6...12 -+ * TOE DMA Queues are the following queue types: -+ * SW Free Queue, HW Free Queue, -+ * GMAC 0/1 SW TX Q0-5, and GMAC 0/1 HW TX Q0-5 -+ * The base address and descriptor number are configured at -+ * DMA Queues Descriptor Ring Base Address/Size Register (offset 0x0004) -+ */ -+#define GET_WPTR(addr) readw((addr) + 2) -+#define GET_RPTR(addr) readw((addr)) -+#define SET_WPTR(addr, data) writew((data), (addr) + 2) -+#define SET_RPTR(addr, data) writew((data), (addr)) -+#define __RWPTR_NEXT(x, mask) (((unsigned int)(x) + 1) & (mask)) -+#define __RWPTR_PREV(x, mask) (((unsigned int)(x) - 1) & (mask)) -+#define __RWPTR_DISTANCE(r, w, mask) (((unsigned int)(w) - (r)) & (mask)) -+#define __RWPTR_MASK(order) ((1 << (order)) - 1) -+#define RWPTR_NEXT(x, order) __RWPTR_NEXT((x), __RWPTR_MASK((order))) -+#define RWPTR_PREV(x, order) __RWPTR_PREV((x), __RWPTR_MASK((order))) -+#define RWPTR_DISTANCE(r, w, order) __RWPTR_DISTANCE((r), (w), \ -+ __RWPTR_MASK((order))) -+ -+/* Global registers */ -+#define GLOBAL_TOE_VERSION_REG 0x0000 -+#define GLOBAL_SW_FREEQ_BASE_SIZE_REG 0x0004 -+#define GLOBAL_HW_FREEQ_BASE_SIZE_REG 0x0008 -+#define GLOBAL_DMA_SKB_SIZE_REG 0x0010 -+#define GLOBAL_SWFQ_RWPTR_REG 0x0014 -+#define GLOBAL_HWFQ_RWPTR_REG 0x0018 -+#define GLOBAL_INTERRUPT_STATUS_0_REG 0x0020 -+#define GLOBAL_INTERRUPT_ENABLE_0_REG 0x0024 -+#define GLOBAL_INTERRUPT_SELECT_0_REG 0x0028 -+#define GLOBAL_INTERRUPT_STATUS_1_REG 0x0030 -+#define GLOBAL_INTERRUPT_ENABLE_1_REG 0x0034 -+#define GLOBAL_INTERRUPT_SELECT_1_REG 0x0038 -+#define GLOBAL_INTERRUPT_STATUS_2_REG 0x0040 -+#define GLOBAL_INTERRUPT_ENABLE_2_REG 0x0044 -+#define GLOBAL_INTERRUPT_SELECT_2_REG 0x0048 -+#define GLOBAL_INTERRUPT_STATUS_3_REG 0x0050 -+#define GLOBAL_INTERRUPT_ENABLE_3_REG 0x0054 -+#define GLOBAL_INTERRUPT_SELECT_3_REG 0x0058 -+#define GLOBAL_INTERRUPT_STATUS_4_REG 0x0060 -+#define GLOBAL_INTERRUPT_ENABLE_4_REG 0x0064 -+#define GLOBAL_INTERRUPT_SELECT_4_REG 0x0068 -+#define GLOBAL_HASH_TABLE_BASE_REG 0x006C -+#define GLOBAL_QUEUE_THRESHOLD_REG 0x0070 -+ -+/* GMAC 0/1 DMA/TOE register */ -+#define GMAC_DMA_CTRL_REG 0x0000 -+#define GMAC_TX_WEIGHTING_CTRL_0_REG 0x0004 -+#define GMAC_TX_WEIGHTING_CTRL_1_REG 0x0008 -+#define GMAC_SW_TX_QUEUE0_PTR_REG 0x000C -+#define GMAC_SW_TX_QUEUE1_PTR_REG 0x0010 -+#define GMAC_SW_TX_QUEUE2_PTR_REG 0x0014 -+#define GMAC_SW_TX_QUEUE3_PTR_REG 0x0018 -+#define GMAC_SW_TX_QUEUE4_PTR_REG 0x001C -+#define GMAC_SW_TX_QUEUE5_PTR_REG 0x0020 -+#define GMAC_SW_TX_QUEUE_PTR_REG(i) (GMAC_SW_TX_QUEUE0_PTR_REG + 4 * (i)) -+#define GMAC_HW_TX_QUEUE0_PTR_REG 0x0024 -+#define GMAC_HW_TX_QUEUE1_PTR_REG 0x0028 -+#define GMAC_HW_TX_QUEUE2_PTR_REG 0x002C -+#define GMAC_HW_TX_QUEUE3_PTR_REG 0x0030 -+#define GMAC_HW_TX_QUEUE_PTR_REG(i) (GMAC_HW_TX_QUEUE0_PTR_REG + 4 * (i)) -+#define GMAC_DMA_TX_FIRST_DESC_REG 0x0038 -+#define GMAC_DMA_TX_CURR_DESC_REG 0x003C -+#define GMAC_DMA_TX_DESC_WORD0_REG 0x0040 -+#define GMAC_DMA_TX_DESC_WORD1_REG 0x0044 -+#define GMAC_DMA_TX_DESC_WORD2_REG 0x0048 -+#define GMAC_DMA_TX_DESC_WORD3_REG 0x004C -+#define GMAC_SW_TX_QUEUE_BASE_REG 0x0050 -+#define GMAC_HW_TX_QUEUE_BASE_REG 0x0054 -+#define GMAC_DMA_RX_FIRST_DESC_REG 0x0058 -+#define GMAC_DMA_RX_CURR_DESC_REG 0x005C -+#define GMAC_DMA_RX_DESC_WORD0_REG 0x0060 -+#define GMAC_DMA_RX_DESC_WORD1_REG 0x0064 -+#define GMAC_DMA_RX_DESC_WORD2_REG 0x0068 -+#define GMAC_DMA_RX_DESC_WORD3_REG 0x006C -+#define GMAC_HASH_ENGINE_REG0 0x0070 -+#define GMAC_HASH_ENGINE_REG1 0x0074 -+/* matching rule 0 Control register 0 */ -+#define GMAC_MR0CR0 0x0078 -+#define GMAC_MR0CR1 0x007C -+#define GMAC_MR0CR2 0x0080 -+#define GMAC_MR1CR0 0x0084 -+#define GMAC_MR1CR1 0x0088 -+#define GMAC_MR1CR2 0x008C -+#define GMAC_MR2CR0 0x0090 -+#define GMAC_MR2CR1 0x0094 -+#define GMAC_MR2CR2 0x0098 -+#define GMAC_MR3CR0 0x009C -+#define GMAC_MR3CR1 0x00A0 -+#define GMAC_MR3CR2 0x00A4 -+/* Support Protocol Register 0 */ -+#define GMAC_SPR0 0x00A8 -+#define GMAC_SPR1 0x00AC -+#define GMAC_SPR2 0x00B0 -+#define GMAC_SPR3 0x00B4 -+#define GMAC_SPR4 0x00B8 -+#define GMAC_SPR5 0x00BC -+#define GMAC_SPR6 0x00C0 -+#define GMAC_SPR7 0x00C4 -+/* GMAC Hash/Rx/Tx AHB Weighting register */ -+#define GMAC_AHB_WEIGHT_REG 0x00C8 -+ -+/* TOE GMAC 0/1 register */ -+#define GMAC_STA_ADD0 0x0000 -+#define GMAC_STA_ADD1 0x0004 -+#define GMAC_STA_ADD2 0x0008 -+#define GMAC_RX_FLTR 0x000c -+#define GMAC_MCAST_FIL0 0x0010 -+#define GMAC_MCAST_FIL1 0x0014 -+#define GMAC_CONFIG0 0x0018 -+#define GMAC_CONFIG1 0x001c -+#define GMAC_CONFIG2 0x0020 -+#define GMAC_CONFIG3 0x0024 -+#define GMAC_RESERVED 0x0028 -+#define GMAC_STATUS 0x002c -+#define GMAC_IN_DISCARDS 0x0030 -+#define GMAC_IN_ERRORS 0x0034 -+#define GMAC_IN_MCAST 0x0038 -+#define GMAC_IN_BCAST 0x003c -+#define GMAC_IN_MAC1 0x0040 /* for STA 1 MAC Address */ -+#define GMAC_IN_MAC2 0x0044 /* for STA 2 MAC Address */ -+ -+#define RX_STATS_NUM 6 -+ -+/* DMA Queues description Ring Base Address/Size Register (offset 0x0004) */ -+union dma_q_base_size { -+ unsigned int bits32; -+ unsigned int base_size; -+}; -+ -+#define DMA_Q_BASE_MASK (~0x0f) -+ -+/* DMA SKB Buffer register (offset 0x0008) */ -+union dma_skb_size { -+ unsigned int bits32; -+ struct bit_0008 { -+ unsigned int sw_skb_size : 16; /* SW Free poll SKB Size */ -+ unsigned int hw_skb_size : 16; /* HW Free poll SKB Size */ -+ } bits; -+}; -+ -+/* DMA SW Free Queue Read/Write Pointer Register (offset 0x000c) */ -+union dma_rwptr { -+ unsigned int bits32; -+ struct bit_000c { -+ unsigned int rptr : 16; /* Read Ptr, RO */ -+ unsigned int wptr : 16; /* Write Ptr, RW */ -+ } bits; -+}; -+ -+/* Interrupt Status Register 0 (offset 0x0020) -+ * Interrupt Mask Register 0 (offset 0x0024) -+ * Interrupt Select Register 0 (offset 0x0028) -+ */ -+#define GMAC1_TXDERR_INT_BIT BIT(31) -+#define GMAC1_TXPERR_INT_BIT BIT(30) -+#define GMAC0_TXDERR_INT_BIT BIT(29) -+#define GMAC0_TXPERR_INT_BIT BIT(28) -+#define GMAC1_RXDERR_INT_BIT BIT(27) -+#define GMAC1_RXPERR_INT_BIT BIT(26) -+#define GMAC0_RXDERR_INT_BIT BIT(25) -+#define GMAC0_RXPERR_INT_BIT BIT(24) -+#define GMAC1_SWTQ15_FIN_INT_BIT BIT(23) -+#define GMAC1_SWTQ14_FIN_INT_BIT BIT(22) -+#define GMAC1_SWTQ13_FIN_INT_BIT BIT(21) -+#define GMAC1_SWTQ12_FIN_INT_BIT BIT(20) -+#define GMAC1_SWTQ11_FIN_INT_BIT BIT(19) -+#define GMAC1_SWTQ10_FIN_INT_BIT BIT(18) -+#define GMAC0_SWTQ05_FIN_INT_BIT BIT(17) -+#define GMAC0_SWTQ04_FIN_INT_BIT BIT(16) -+#define GMAC0_SWTQ03_FIN_INT_BIT BIT(15) -+#define GMAC0_SWTQ02_FIN_INT_BIT BIT(14) -+#define GMAC0_SWTQ01_FIN_INT_BIT BIT(13) -+#define GMAC0_SWTQ00_FIN_INT_BIT BIT(12) -+#define GMAC1_SWTQ15_EOF_INT_BIT BIT(11) -+#define GMAC1_SWTQ14_EOF_INT_BIT BIT(10) -+#define GMAC1_SWTQ13_EOF_INT_BIT BIT(9) -+#define GMAC1_SWTQ12_EOF_INT_BIT BIT(8) -+#define GMAC1_SWTQ11_EOF_INT_BIT BIT(7) -+#define GMAC1_SWTQ10_EOF_INT_BIT BIT(6) -+#define GMAC0_SWTQ05_EOF_INT_BIT BIT(5) -+#define GMAC0_SWTQ04_EOF_INT_BIT BIT(4) -+#define GMAC0_SWTQ03_EOF_INT_BIT BIT(3) -+#define GMAC0_SWTQ02_EOF_INT_BIT BIT(2) -+#define GMAC0_SWTQ01_EOF_INT_BIT BIT(1) -+#define GMAC0_SWTQ00_EOF_INT_BIT BIT(0) -+ -+/* Interrupt Status Register 1 (offset 0x0030) -+ * Interrupt Mask Register 1 (offset 0x0034) -+ * Interrupt Select Register 1 (offset 0x0038) -+ */ -+#define TOE_IQ3_FULL_INT_BIT BIT(31) -+#define TOE_IQ2_FULL_INT_BIT BIT(30) -+#define TOE_IQ1_FULL_INT_BIT BIT(29) -+#define TOE_IQ0_FULL_INT_BIT BIT(28) -+#define TOE_IQ3_INT_BIT BIT(27) -+#define TOE_IQ2_INT_BIT BIT(26) -+#define TOE_IQ1_INT_BIT BIT(25) -+#define TOE_IQ0_INT_BIT BIT(24) -+#define GMAC1_HWTQ13_EOF_INT_BIT BIT(23) -+#define GMAC1_HWTQ12_EOF_INT_BIT BIT(22) -+#define GMAC1_HWTQ11_EOF_INT_BIT BIT(21) -+#define GMAC1_HWTQ10_EOF_INT_BIT BIT(20) -+#define GMAC0_HWTQ03_EOF_INT_BIT BIT(19) -+#define GMAC0_HWTQ02_EOF_INT_BIT BIT(18) -+#define GMAC0_HWTQ01_EOF_INT_BIT BIT(17) -+#define GMAC0_HWTQ00_EOF_INT_BIT BIT(16) -+#define CLASS_RX_INT_BIT(x) BIT((x + 2)) -+#define DEFAULT_Q1_INT_BIT BIT(1) -+#define DEFAULT_Q0_INT_BIT BIT(0) -+ -+#define TOE_IQ_INT_BITS (TOE_IQ0_INT_BIT | TOE_IQ1_INT_BIT | \ -+ TOE_IQ2_INT_BIT | TOE_IQ3_INT_BIT) -+#define TOE_IQ_FULL_BITS (TOE_IQ0_FULL_INT_BIT | TOE_IQ1_FULL_INT_BIT | \ -+ TOE_IQ2_FULL_INT_BIT | TOE_IQ3_FULL_INT_BIT) -+#define TOE_IQ_ALL_BITS (TOE_IQ_INT_BITS | TOE_IQ_FULL_BITS) -+#define TOE_CLASS_RX_INT_BITS 0xfffc -+ -+/* Interrupt Status Register 2 (offset 0x0040) -+ * Interrupt Mask Register 2 (offset 0x0044) -+ * Interrupt Select Register 2 (offset 0x0048) -+ */ -+#define TOE_QL_FULL_INT_BIT(x) BIT(x) -+ -+/* Interrupt Status Register 3 (offset 0x0050) -+ * Interrupt Mask Register 3 (offset 0x0054) -+ * Interrupt Select Register 3 (offset 0x0058) -+ */ -+#define TOE_QH_FULL_INT_BIT(x) BIT(x - 32) -+ -+/* Interrupt Status Register 4 (offset 0x0060) -+ * Interrupt Mask Register 4 (offset 0x0064) -+ * Interrupt Select Register 4 (offset 0x0068) -+ */ -+#define GMAC1_RESERVED_INT_BIT BIT(31) -+#define GMAC1_MIB_INT_BIT BIT(30) -+#define GMAC1_RX_PAUSE_ON_INT_BIT BIT(29) -+#define GMAC1_TX_PAUSE_ON_INT_BIT BIT(28) -+#define GMAC1_RX_PAUSE_OFF_INT_BIT BIT(27) -+#define GMAC1_TX_PAUSE_OFF_INT_BIT BIT(26) -+#define GMAC1_RX_OVERRUN_INT_BIT BIT(25) -+#define GMAC1_STATUS_CHANGE_INT_BIT BIT(24) -+#define GMAC0_RESERVED_INT_BIT BIT(23) -+#define GMAC0_MIB_INT_BIT BIT(22) -+#define GMAC0_RX_PAUSE_ON_INT_BIT BIT(21) -+#define GMAC0_TX_PAUSE_ON_INT_BIT BIT(20) -+#define GMAC0_RX_PAUSE_OFF_INT_BIT BIT(19) -+#define GMAC0_TX_PAUSE_OFF_INT_BIT BIT(18) -+#define GMAC0_RX_OVERRUN_INT_BIT BIT(17) -+#define GMAC0_STATUS_CHANGE_INT_BIT BIT(16) -+#define CLASS_RX_FULL_INT_BIT(x) BIT(x + 2) -+#define HWFQ_EMPTY_INT_BIT BIT(1) -+#define SWFQ_EMPTY_INT_BIT BIT(0) -+ -+#define GMAC0_INT_BITS (GMAC0_RESERVED_INT_BIT | GMAC0_MIB_INT_BIT | \ -+ GMAC0_RX_PAUSE_ON_INT_BIT | \ -+ GMAC0_TX_PAUSE_ON_INT_BIT | \ -+ GMAC0_RX_PAUSE_OFF_INT_BIT | \ -+ GMAC0_TX_PAUSE_OFF_INT_BIT | \ -+ GMAC0_RX_OVERRUN_INT_BIT | \ -+ GMAC0_STATUS_CHANGE_INT_BIT) -+#define GMAC1_INT_BITS (GMAC1_RESERVED_INT_BIT | GMAC1_MIB_INT_BIT | \ -+ GMAC1_RX_PAUSE_ON_INT_BIT | \ -+ GMAC1_TX_PAUSE_ON_INT_BIT | \ -+ GMAC1_RX_PAUSE_OFF_INT_BIT | \ -+ GMAC1_TX_PAUSE_OFF_INT_BIT | \ -+ GMAC1_RX_OVERRUN_INT_BIT | \ -+ GMAC1_STATUS_CHANGE_INT_BIT) -+ -+#define CLASS_RX_FULL_INT_BITS 0xfffc -+ -+/* GLOBAL_QUEUE_THRESHOLD_REG (offset 0x0070) */ -+union queue_threshold { -+ unsigned int bits32; -+ struct bit_0070_2 { -+ /* 7:0 Software Free Queue Empty Threshold */ -+ unsigned int swfq_empty:8; -+ /* 15:8 Hardware Free Queue Empty Threshold */ -+ unsigned int hwfq_empty:8; -+ /* 23:16 */ -+ unsigned int intrq:8; -+ /* 31:24 */ -+ unsigned int toe_class:8; -+ } bits; -+}; -+ -+/* GMAC DMA Control Register -+ * GMAC0 offset 0x8000 -+ * GMAC1 offset 0xC000 -+ */ -+union gmac_dma_ctrl { -+ unsigned int bits32; -+ struct bit_8000 { -+ /* bit 1:0 Peripheral Bus Width */ -+ unsigned int td_bus:2; -+ /* bit 3:2 TxDMA max burst size for every AHB request */ -+ unsigned int td_burst_size:2; -+ /* bit 7:4 TxDMA protection control */ -+ unsigned int td_prot:4; -+ /* bit 9:8 Peripheral Bus Width */ -+ unsigned int rd_bus:2; -+ /* bit 11:10 DMA max burst size for every AHB request */ -+ unsigned int rd_burst_size:2; -+ /* bit 15:12 DMA Protection Control */ -+ unsigned int rd_prot:4; -+ /* bit 17:16 */ -+ unsigned int rd_insert_bytes:2; -+ /* bit 27:18 */ -+ unsigned int reserved:10; -+ /* bit 28 1: Drop, 0: Accept */ -+ unsigned int drop_small_ack:1; -+ /* bit 29 Loopback TxDMA to RxDMA */ -+ unsigned int loopback:1; -+ /* bit 30 Tx DMA Enable */ -+ unsigned int td_enable:1; -+ /* bit 31 Rx DMA Enable */ -+ unsigned int rd_enable:1; -+ } bits; -+}; -+ -+/* GMAC Tx Weighting Control Register 0 -+ * GMAC0 offset 0x8004 -+ * GMAC1 offset 0xC004 -+ */ -+union gmac_tx_wcr0 { -+ unsigned int bits32; -+ struct bit_8004 { -+ /* bit 5:0 HW TX Queue 3 */ -+ unsigned int hw_tq0:6; -+ /* bit 11:6 HW TX Queue 2 */ -+ unsigned int hw_tq1:6; -+ /* bit 17:12 HW TX Queue 1 */ -+ unsigned int hw_tq2:6; -+ /* bit 23:18 HW TX Queue 0 */ -+ unsigned int hw_tq3:6; -+ /* bit 31:24 */ -+ unsigned int reserved:8; -+ } bits; -+}; -+ -+/* GMAC Tx Weighting Control Register 1 -+ * GMAC0 offset 0x8008 -+ * GMAC1 offset 0xC008 -+ */ -+union gmac_tx_wcr1 { -+ unsigned int bits32; -+ struct bit_8008 { -+ /* bit 4:0 SW TX Queue 0 */ -+ unsigned int sw_tq0:5; -+ /* bit 9:5 SW TX Queue 1 */ -+ unsigned int sw_tq1:5; -+ /* bit 14:10 SW TX Queue 2 */ -+ unsigned int sw_tq2:5; -+ /* bit 19:15 SW TX Queue 3 */ -+ unsigned int sw_tq3:5; -+ /* bit 24:20 SW TX Queue 4 */ -+ unsigned int sw_tq4:5; -+ /* bit 29:25 SW TX Queue 5 */ -+ unsigned int sw_tq5:5; -+ /* bit 31:30 */ -+ unsigned int reserved:2; -+ } bits; -+}; -+ -+/* GMAC DMA Tx Description Word 0 Register -+ * GMAC0 offset 0x8040 -+ * GMAC1 offset 0xC040 -+ */ -+union gmac_txdesc_0 { -+ unsigned int bits32; -+ struct bit_8040 { -+ /* bit 15:0 Transfer size */ -+ unsigned int buffer_size:16; -+ /* bit 21:16 number of descriptors used for the current frame */ -+ unsigned int desc_count:6; -+ /* bit 22 Tx Status, 1: Successful 0: Failed */ -+ unsigned int status_tx_ok:1; -+ /* bit 28:23 Tx Status, Reserved bits */ -+ unsigned int status_rvd:6; -+ /* bit 29 protocol error during processing this descriptor */ -+ unsigned int perr:1; -+ /* bit 30 data error during processing this descriptor */ -+ unsigned int derr:1; -+ /* bit 31 */ -+ unsigned int reserved:1; -+ } bits; -+}; -+ -+/* GMAC DMA Tx Description Word 1 Register -+ * GMAC0 offset 0x8044 -+ * GMAC1 offset 0xC044 -+ */ -+union gmac_txdesc_1 { -+ unsigned int bits32; -+ struct txdesc_word1 { -+ /* bit 15: 0 Tx Frame Byte Count */ -+ unsigned int byte_count:16; -+ /* bit 16 TSS segmentation use MTU setting */ -+ unsigned int mtu_enable:1; -+ /* bit 17 IPV4 Header Checksum Enable */ -+ unsigned int ip_chksum:1; -+ /* bit 18 IPV6 Tx Enable */ -+ unsigned int ipv6_enable:1; -+ /* bit 19 TCP Checksum Enable */ -+ unsigned int tcp_chksum:1; -+ /* bit 20 UDP Checksum Enable */ -+ unsigned int udp_chksum:1; -+ /* bit 21 Bypass HW offload engine */ -+ unsigned int bypass_tss:1; -+ /* bit 22 Don't update IP length field */ -+ unsigned int ip_fixed_len:1; -+ /* bit 31:23 Tx Flag, Reserved */ -+ unsigned int reserved:9; -+ } bits; -+}; -+ -+#define TSS_IP_FIXED_LEN_BIT BIT(22) -+#define TSS_BYPASS_BIT BIT(21) -+#define TSS_UDP_CHKSUM_BIT BIT(20) -+#define TSS_TCP_CHKSUM_BIT BIT(19) -+#define TSS_IPV6_ENABLE_BIT BIT(18) -+#define TSS_IP_CHKSUM_BIT BIT(17) -+#define TSS_MTU_ENABLE_BIT BIT(16) -+ -+#define TSS_CHECKUM_ENABLE \ -+ (TSS_IP_CHKSUM_BIT | TSS_IPV6_ENABLE_BIT | \ -+ TSS_TCP_CHKSUM_BIT | TSS_UDP_CHKSUM_BIT) -+ -+/* GMAC DMA Tx Description Word 2 Register -+ * GMAC0 offset 0x8048 -+ * GMAC1 offset 0xC048 -+ */ -+union gmac_txdesc_2 { -+ unsigned int bits32; -+ unsigned int buf_adr; -+}; -+ -+/* GMAC DMA Tx Description Word 3 Register -+ * GMAC0 offset 0x804C -+ * GMAC1 offset 0xC04C -+ */ -+union gmac_txdesc_3 { -+ unsigned int bits32; -+ struct txdesc_word3 { -+ /* bit 12: 0 Tx Frame Byte Count */ -+ unsigned int mtu_size:13; -+ /* bit 28:13 */ -+ unsigned int reserved:16; -+ /* bit 29 End of frame interrupt enable */ -+ unsigned int eofie:1; -+ /* bit 31:30 11: only one, 10: first, 01: last, 00: linking */ -+ unsigned int sof_eof:2; -+ } bits; -+}; -+ -+#define SOF_EOF_BIT_MASK 0x3fffffff -+#define SOF_BIT 0x80000000 -+#define EOF_BIT 0x40000000 -+#define EOFIE_BIT BIT(29) -+#define MTU_SIZE_BIT_MASK 0x1fff -+ -+/* GMAC Tx Descriptor */ -+struct gmac_txdesc { -+ union gmac_txdesc_0 word0; -+ union gmac_txdesc_1 word1; -+ union gmac_txdesc_2 word2; -+ union gmac_txdesc_3 word3; -+}; -+ -+/* GMAC DMA Rx Description Word 0 Register -+ * GMAC0 offset 0x8060 -+ * GMAC1 offset 0xC060 -+ */ -+union gmac_rxdesc_0 { -+ unsigned int bits32; -+ struct bit_8060 { -+ /* bit 15:0 number of descriptors used for the current frame */ -+ unsigned int buffer_size:16; -+ /* bit 21:16 number of descriptors used for the current frame */ -+ unsigned int desc_count:6; -+ /* bit 24:22 Status of rx frame */ -+ unsigned int status:4; -+ /* bit 28:26 Check Sum Status */ -+ unsigned int chksum_status:3; -+ /* bit 29 protocol error during processing this descriptor */ -+ unsigned int perr:1; -+ /* bit 30 data error during processing this descriptor */ -+ unsigned int derr:1; -+ /* bit 31 TOE/CIS Queue Full dropped packet to default queue */ -+ unsigned int drop:1; -+ } bits; -+}; -+ -+#define GMAC_RXDESC_0_T_derr BIT(30) -+#define GMAC_RXDESC_0_T_perr BIT(29) -+#define GMAC_RXDESC_0_T_chksum_status(x) BIT(x + 26) -+#define GMAC_RXDESC_0_T_status(x) BIT(x + 22) -+#define GMAC_RXDESC_0_T_desc_count(x) BIT(x + 16) -+ -+#define RX_CHKSUM_IP_UDP_TCP_OK 0 -+#define RX_CHKSUM_IP_OK_ONLY 1 -+#define RX_CHKSUM_NONE 2 -+#define RX_CHKSUM_IP_ERR_UNKNOWN 4 -+#define RX_CHKSUM_IP_ERR 5 -+#define RX_CHKSUM_TCP_UDP_ERR 6 -+#define RX_CHKSUM_NUM 8 -+ -+#define RX_STATUS_GOOD_FRAME 0 -+#define RX_STATUS_TOO_LONG_GOOD_CRC 1 -+#define RX_STATUS_RUNT_FRAME 2 -+#define RX_STATUS_SFD_NOT_FOUND 3 -+#define RX_STATUS_CRC_ERROR 4 -+#define RX_STATUS_TOO_LONG_BAD_CRC 5 -+#define RX_STATUS_ALIGNMENT_ERROR 6 -+#define RX_STATUS_TOO_LONG_BAD_ALIGN 7 -+#define RX_STATUS_RX_ERR 8 -+#define RX_STATUS_DA_FILTERED 9 -+#define RX_STATUS_BUFFER_FULL 10 -+#define RX_STATUS_NUM 16 -+ -+#define RX_ERROR_LENGTH(s) \ -+ ((s) == RX_STATUS_TOO_LONG_GOOD_CRC || \ -+ (s) == RX_STATUS_TOO_LONG_BAD_CRC || \ -+ (s) == RX_STATUS_TOO_LONG_BAD_ALIGN) -+#define RX_ERROR_OVER(s) \ -+ ((s) == RX_STATUS_BUFFER_FULL) -+#define RX_ERROR_CRC(s) \ -+ ((s) == RX_STATUS_CRC_ERROR || \ -+ (s) == RX_STATUS_TOO_LONG_BAD_CRC) -+#define RX_ERROR_FRAME(s) \ -+ ((s) == RX_STATUS_ALIGNMENT_ERROR || \ -+ (s) == RX_STATUS_TOO_LONG_BAD_ALIGN) -+#define RX_ERROR_FIFO(s) \ -+ (0) -+ -+/* GMAC DMA Rx Description Word 1 Register -+ * GMAC0 offset 0x8064 -+ * GMAC1 offset 0xC064 -+ */ -+union gmac_rxdesc_1 { -+ unsigned int bits32; -+ struct rxdesc_word1 { -+ /* bit 15: 0 Rx Frame Byte Count */ -+ unsigned int byte_count:16; -+ /* bit 31:16 Software ID */ -+ unsigned int sw_id:16; -+ } bits; -+}; -+ -+/* GMAC DMA Rx Description Word 2 Register -+ * GMAC0 offset 0x8068 -+ * GMAC1 offset 0xC068 -+ */ -+union gmac_rxdesc_2 { -+ unsigned int bits32; -+ unsigned int buf_adr; -+}; -+ -+#define RX_INSERT_NONE 0 -+#define RX_INSERT_1_BYTE 1 -+#define RX_INSERT_2_BYTE 2 -+#define RX_INSERT_3_BYTE 3 -+ -+/* GMAC DMA Rx Description Word 3 Register -+ * GMAC0 offset 0x806C -+ * GMAC1 offset 0xC06C -+ */ -+union gmac_rxdesc_3 { -+ unsigned int bits32; -+ struct rxdesc_word3 { -+ /* bit 7: 0 L3 data offset */ -+ unsigned int l3_offset:8; -+ /* bit 15: 8 L4 data offset */ -+ unsigned int l4_offset:8; -+ /* bit 23: 16 L7 data offset */ -+ unsigned int l7_offset:8; -+ /* bit 24 Duplicated ACK detected */ -+ unsigned int dup_ack:1; -+ /* bit 25 abnormal case found */ -+ unsigned int abnormal:1; -+ /* bit 26 IPV4 option or IPV6 extension header */ -+ unsigned int option:1; -+ /* bit 27 Out of Sequence packet */ -+ unsigned int out_of_seq:1; -+ /* bit 28 Control Flag is present */ -+ unsigned int ctrl_flag:1; -+ /* bit 29 End of frame interrupt enable */ -+ unsigned int eofie:1; -+ /* bit 31:30 11: only one, 10: first, 01: last, 00: linking */ -+ unsigned int sof_eof:2; -+ } bits; -+}; -+ -+/* GMAC Rx Descriptor, this is simply fitted over the queue registers */ -+struct gmac_rxdesc { -+ union gmac_rxdesc_0 word0; -+ union gmac_rxdesc_1 word1; -+ union gmac_rxdesc_2 word2; -+ union gmac_rxdesc_3 word3; -+}; -+ -+/* GMAC Matching Rule Control Register 0 -+ * GMAC0 offset 0x8078 -+ * GMAC1 offset 0xC078 -+ */ -+#define MR_L2_BIT BIT(31) -+#define MR_L3_BIT BIT(30) -+#define MR_L4_BIT BIT(29) -+#define MR_L7_BIT BIT(28) -+#define MR_PORT_BIT BIT(27) -+#define MR_PRIORITY_BIT BIT(26) -+#define MR_DA_BIT BIT(23) -+#define MR_SA_BIT BIT(22) -+#define MR_ETHER_TYPE_BIT BIT(21) -+#define MR_VLAN_BIT BIT(20) -+#define MR_PPPOE_BIT BIT(19) -+#define MR_IP_VER_BIT BIT(15) -+#define MR_IP_HDR_LEN_BIT BIT(14) -+#define MR_FLOW_LABLE_BIT BIT(13) -+#define MR_TOS_TRAFFIC_BIT BIT(12) -+#define MR_SPR_BIT(x) BIT(x) -+#define MR_SPR_BITS 0xff -+ -+/* GMAC_AHB_WEIGHT registers -+ * GMAC0 offset 0x80C8 -+ * GMAC1 offset 0xC0C8 -+ */ -+union gmac_ahb_weight { -+ unsigned int bits32; -+ struct bit_80C8 { -+ /* 4:0 */ -+ unsigned int hash_weight:5; -+ /* 9:5 */ -+ unsigned int rx_weight:5; -+ /* 14:10 */ -+ unsigned int tx_weight:5; -+ /* 19:15 Rx Data Pre Request FIFO Threshold */ -+ unsigned int pre_req:5; -+ /* 24:20 DMA TqCtrl to Start tqDV FIFO Threshold */ -+ unsigned int tq_dv_threshold:5; -+ /* 31:25 */ -+ unsigned int reserved:7; -+ } bits; -+}; -+ -+/* GMAC RX FLTR -+ * GMAC0 Offset 0xA00C -+ * GMAC1 Offset 0xE00C -+ */ -+union gmac_rx_fltr { -+ unsigned int bits32; -+ struct bit1_000c { -+ /* Enable receive of unicast frames that are sent to STA -+ * address -+ */ -+ unsigned int unicast:1; -+ /* Enable receive of multicast frames that pass multicast -+ * filter -+ */ -+ unsigned int multicast:1; -+ /* Enable receive of broadcast frames */ -+ unsigned int broadcast:1; -+ /* Enable receive of all frames */ -+ unsigned int promiscuous:1; -+ /* Enable receive of all error frames */ -+ unsigned int error:1; -+ unsigned int reserved:27; -+ } bits; -+}; -+ -+/* GMAC Configuration 0 -+ * GMAC0 Offset 0xA018 -+ * GMAC1 Offset 0xE018 -+ */ -+union gmac_config0 { -+ unsigned int bits32; -+ struct bit1_0018 { -+ /* 0: disable transmit */ -+ unsigned int dis_tx:1; -+ /* 1: disable receive */ -+ unsigned int dis_rx:1; -+ /* 2: transmit data loopback enable */ -+ unsigned int loop_back:1; -+ /* 3: flow control also trigged by Rx queues */ -+ unsigned int flow_ctrl:1; -+ /* 4-7: adjust IFG from 96+/-56 */ -+ unsigned int adj_ifg:4; -+ /* 8-10 maximum receive frame length allowed */ -+ unsigned int max_len:3; -+ /* 11: disable back-off function */ -+ unsigned int dis_bkoff:1; -+ /* 12: disable 16 collisions abort function */ -+ unsigned int dis_col:1; -+ /* 13: speed up timers in simulation */ -+ unsigned int sim_test:1; -+ /* 14: RX flow control enable */ -+ unsigned int rx_fc_en:1; -+ /* 15: TX flow control enable */ -+ unsigned int tx_fc_en:1; -+ /* 16: RGMII in-band status enable */ -+ unsigned int rgmii_en:1; -+ /* 17: IPv4 RX Checksum enable */ -+ unsigned int ipv4_rx_chksum:1; -+ /* 18: IPv6 RX Checksum enable */ -+ unsigned int ipv6_rx_chksum:1; -+ /* 19: Remove Rx VLAN tag */ -+ unsigned int rx_tag_remove:1; -+ /* 20 */ -+ unsigned int rgmm_edge:1; -+ /* 21 */ -+ unsigned int rxc_inv:1; -+ /* 22 */ -+ unsigned int ipv6_exthdr_order:1; -+ /* 23 */ -+ unsigned int rx_err_detect:1; -+ /* 24 */ -+ unsigned int port0_chk_hwq:1; -+ /* 25 */ -+ unsigned int port1_chk_hwq:1; -+ /* 26 */ -+ unsigned int port0_chk_toeq:1; -+ /* 27 */ -+ unsigned int port1_chk_toeq:1; -+ /* 28 */ -+ unsigned int port0_chk_classq:1; -+ /* 29 */ -+ unsigned int port1_chk_classq:1; -+ /* 30, 31 */ -+ unsigned int reserved:2; -+ } bits; -+}; -+ -+#define CONFIG0_TX_RX_DISABLE (BIT(1) | BIT(0)) -+#define CONFIG0_RX_CHKSUM (BIT(18) | BIT(17)) -+#define CONFIG0_FLOW_RX BIT(14) -+#define CONFIG0_FLOW_TX BIT(15) -+#define CONFIG0_FLOW_TX_RX (BIT(14) | BIT(15)) -+#define CONFIG0_FLOW_CTL (BIT(14) | BIT(15)) -+ -+#define CONFIG0_MAXLEN_SHIFT 8 -+#define CONFIG0_MAXLEN_MASK (7 << CONFIG0_MAXLEN_SHIFT) -+#define CONFIG0_MAXLEN_1536 0 -+#define CONFIG0_MAXLEN_1518 1 -+#define CONFIG0_MAXLEN_1522 2 -+#define CONFIG0_MAXLEN_1542 3 -+#define CONFIG0_MAXLEN_9k 4 /* 9212 */ -+#define CONFIG0_MAXLEN_10k 5 /* 10236 */ -+#define CONFIG0_MAXLEN_1518__6 6 -+#define CONFIG0_MAXLEN_1518__7 7 -+ -+/* GMAC Configuration 1 -+ * GMAC0 Offset 0xA01C -+ * GMAC1 Offset 0xE01C -+ */ -+union gmac_config1 { -+ unsigned int bits32; -+ struct bit1_001c { -+ /* Flow control set threshold */ -+ unsigned int set_threshold:8; -+ /* Flow control release threshold */ -+ unsigned int rel_threshold:8; -+ unsigned int reserved:16; -+ } bits; -+}; -+ -+#define GMAC_FLOWCTRL_SET_MAX 32 -+#define GMAC_FLOWCTRL_SET_MIN 0 -+#define GMAC_FLOWCTRL_RELEASE_MAX 32 -+#define GMAC_FLOWCTRL_RELEASE_MIN 0 -+ -+/* GMAC Configuration 2 -+ * GMAC0 Offset 0xA020 -+ * GMAC1 Offset 0xE020 -+ */ -+union gmac_config2 { -+ unsigned int bits32; -+ struct bit1_0020 { -+ /* Flow control set threshold */ -+ unsigned int set_threshold:16; -+ /* Flow control release threshold */ -+ unsigned int rel_threshold:16; -+ } bits; -+}; -+ -+/* GMAC Configuration 3 -+ * GMAC0 Offset 0xA024 -+ * GMAC1 Offset 0xE024 -+ */ -+union gmac_config3 { -+ unsigned int bits32; -+ struct bit1_0024 { -+ /* Flow control set threshold */ -+ unsigned int set_threshold:16; -+ /* Flow control release threshold */ -+ unsigned int rel_threshold:16; -+ } bits; -+}; -+ -+/* GMAC STATUS -+ * GMAC0 Offset 0xA02C -+ * GMAC1 Offset 0xE02C -+ */ -+union gmac_status { -+ unsigned int bits32; -+ struct bit1_002c { -+ /* Link status */ -+ unsigned int link:1; -+ /* Link speed(00->2.5M 01->25M 10->125M) */ -+ unsigned int speed:2; -+ /* Duplex mode */ -+ unsigned int duplex:1; -+ unsigned int reserved_1:1; -+ /* PHY interface type */ -+ unsigned int mii_rmii:2; -+ unsigned int reserved_2:25; -+ } bits; -+}; -+ -+#define GMAC_SPEED_10 0 -+#define GMAC_SPEED_100 1 -+#define GMAC_SPEED_1000 2 -+ -+#define GMAC_PHY_MII 0 -+#define GMAC_PHY_GMII 1 -+#define GMAC_PHY_RGMII_100_10 2 -+#define GMAC_PHY_RGMII_1000 3 -+ -+/* Queue Header -+ * (1) TOE Queue Header -+ * (2) Non-TOE Queue Header -+ * (3) Interrupt Queue Header -+ * -+ * memory Layout -+ * TOE Queue Header -+ * 0x60003000 +---------------------------+ 0x0000 -+ * | TOE Queue 0 Header | -+ * | 8 * 4 Bytes | -+ * +---------------------------+ 0x0020 -+ * | TOE Queue 1 Header | -+ * | 8 * 4 Bytes | -+ * +---------------------------+ 0x0040 -+ * | ...... | -+ * | | -+ * +---------------------------+ -+ * -+ * Non TOE Queue Header -+ * 0x60002000 +---------------------------+ 0x0000 -+ * | Default Queue 0 Header | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ 0x0008 -+ * | Default Queue 1 Header | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ 0x0010 -+ * | Classification Queue 0 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Classification Queue 1 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ (n * 8 + 0x10) -+ * | ... | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ (13 * 8 + 0x10) -+ * | Classification Queue 13 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ 0x80 -+ * | Interrupt Queue 0 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Interrupt Queue 1 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Interrupt Queue 2 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * | Interrupt Queue 3 | -+ * | 2 * 4 Bytes | -+ * +---------------------------+ -+ * -+ */ -+#define TOE_QUEUE_HDR_ADDR(n) (TOE_TOE_QUE_HDR_BASE + n * 32) -+#define TOE_Q_HDR_AREA_END (TOE_QUEUE_HDR_ADDR(TOE_TOE_QUEUE_MAX + 1)) -+#define TOE_DEFAULT_Q_HDR_BASE(x) (TOE_NONTOE_QUE_HDR_BASE + 0x08 * (x)) -+#define TOE_CLASS_Q_HDR_BASE (TOE_NONTOE_QUE_HDR_BASE + 0x10) -+#define TOE_INTR_Q_HDR_BASE (TOE_NONTOE_QUE_HDR_BASE + 0x80) -+#define INTERRUPT_QUEUE_HDR_ADDR(n) (TOE_INTR_Q_HDR_BASE + n * 8) -+#define NONTOE_Q_HDR_AREA_END (INTERRUPT_QUEUE_HDR_ADDR(TOE_INTR_QUEUE_MAX + 1)) -+ -+/* NONTOE Queue Header Word 0 */ -+union nontoe_qhdr0 { -+ unsigned int bits32; -+ unsigned int base_size; -+}; -+ -+#define NONTOE_QHDR0_BASE_MASK (~0x0f) -+ -+/* NONTOE Queue Header Word 1 */ -+union nontoe_qhdr1 { -+ unsigned int bits32; -+ struct bit_nonqhdr1 { -+ /* bit 15:0 */ -+ unsigned int rptr:16; -+ /* bit 31:16 */ -+ unsigned int wptr:16; -+ } bits; -+}; -+ -+/* Non-TOE Queue Header */ -+struct nontoe_qhdr { -+ union nontoe_qhdr0 word0; -+ union nontoe_qhdr1 word1; -+}; -+ -+#endif /* _GEMINI_ETHERNET_H */ diff --git a/target/linux/gemini/patches-4.14/0023-ARM-dts-Add-ethernet-to-the-Gemini-SoC.patch b/target/linux/gemini/patches-4.14/0023-ARM-dts-Add-ethernet-to-the-Gemini-SoC.patch deleted file mode 100644 index 0960f6bfdd..0000000000 --- a/target/linux/gemini/patches-4.14/0023-ARM-dts-Add-ethernet-to-the-Gemini-SoC.patch +++ /dev/null @@ -1,74 +0,0 @@ -From 860005c1a2f16aaa33458a7d80c9728b710ae292 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Mon, 6 Nov 2017 00:05:28 +0100 -Subject: [PATCH 23/31] ARM: dts: Add ethernet to the Gemini SoC - -This adds the Gemini ethernet node to the Gemini SoC. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini.dtsi | 44 ++++++++++++++++++++++++++++++++++++++++++- - 1 file changed, 43 insertions(+), 1 deletion(-) - ---- a/arch/arm/boot/dts/gemini.dtsi -+++ b/arch/arm/boot/dts/gemini.dtsi -@@ -114,9 +114,16 @@ - }; - }; - gmii_default_pins: pinctrl-gmii { -+ /* -+ * Only activate GMAC0 by default since -+ * GMAC1 will overlap with 8 GPIO lines -+ * gpio2a, gpio2b. Overlay groups with -+ * "gmii_gmac0_grp", "gmii_gmac1_grp" for -+ * both ethernet interfaces. -+ */ - mux { - function = "gmii"; -- groups = "gmiigrp"; -+ groups = "gmii_gmac0_grp"; - }; - }; - pci_default_pins: pinctrl-pci { -@@ -316,6 +323,41 @@ - }; - }; - -+ ethernet@60000000 { -+ compatible = "cortina,gemini-ethernet"; -+ reg = <0x60000000 0x4000>, /* Global registers, queue */ -+ <0x60004000 0x2000>, /* V-bit */ -+ <0x60006000 0x2000>; /* A-bit */ -+ pinctrl-names = "default"; -+ pinctrl-0 = <&gmii_default_pins>; -+ status = "disabled"; -+ #address-cells = <1>; -+ #size-cells = <1>; -+ ranges; -+ -+ gmac0: ethernet-port@0 { -+ compatible = "cortina,gemini-ethernet-port"; -+ reg = <0x60008000 0x2000>, /* Port 0 DMA/TOE */ -+ <0x6000a000 0x2000>; /* Port 0 GMAC */ -+ interrupt-parent = <&intcon>; -+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>; -+ resets = <&syscon GEMINI_RESET_GMAC0>; -+ clocks = <&syscon GEMINI_CLK_GATE_GMAC0>; -+ clock-names = "PCLK"; -+ }; -+ -+ gmac1: ethernet-port@1 { -+ compatible = "cortina,gemini-ethernet-port"; -+ reg = <0x6000c000 0x2000>, /* Port 1 DMA/TOE */ -+ <0x6000e000 0x2000>; /* Port 1 GMAC */ -+ interrupt-parent = <&intcon>; -+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; -+ resets = <&syscon GEMINI_RESET_GMAC1>; -+ clocks = <&syscon GEMINI_CLK_GATE_GMAC1>; -+ clock-names = "PCLK"; -+ }; -+ }; -+ - ata@63000000 { - compatible = "cortina,gemini-pata", "faraday,ftide010"; - reg = <0x63000000 0x1000>; diff --git a/target/linux/gemini/patches-4.14/0024-net-gemini-Depend-on-HAS_IOMEM.patch b/target/linux/gemini/patches-4.14/0024-net-gemini-Depend-on-HAS_IOMEM.patch deleted file mode 100644 index 2b95a9287f..0000000000 --- a/target/linux/gemini/patches-4.14/0024-net-gemini-Depend-on-HAS_IOMEM.patch +++ /dev/null @@ -1,30 +0,0 @@ -From e0a7c7762e3a81e908bcca4176139ea9755d0985 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sun, 21 Jan 2018 14:15:41 +0100 -Subject: [PATCH 24/31] net: gemini: Depend on HAS_IOMEM - -The zeroday builder notices that since Usermode Linux does not -have IO memory, the build fails for them when selecting everything -it can enable. - -As the driver is clearly using memory-mapped registers to access -the network adapter, we add depends on HAS_IOMEM to solve this -problem. - -Reported-by: kbuild test robot <fengguang.wu@intel.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/ethernet/cortina/Kconfig | 1 + - 1 file changed, 1 insertion(+) - ---- a/drivers/net/ethernet/cortina/Kconfig -+++ b/drivers/net/ethernet/cortina/Kconfig -@@ -14,6 +14,7 @@ if NET_VENDOR_CORTINA - config GEMINI_ETHERNET - tristate "Gemini Gigabit Ethernet support" - depends on OF -+ depends on HAS_IOMEM - select PHYLIB - select CRC32 - ---help--- diff --git a/target/linux/gemini/patches-4.14/0025-ARM-dts-Set-D-Link-DNS-313-SATA-to-muxmode-0.patch b/target/linux/gemini/patches-4.14/0025-ARM-dts-Set-D-Link-DNS-313-SATA-to-muxmode-0.patch deleted file mode 100644 index 06609a7ed6..0000000000 --- a/target/linux/gemini/patches-4.14/0025-ARM-dts-Set-D-Link-DNS-313-SATA-to-muxmode-0.patch +++ /dev/null @@ -1,36 +0,0 @@ -From f30cc6acdeb834be1a6ae54d47c84b2f8012b83d Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Thu, 18 Jan 2018 14:36:21 +0100 -Subject: [PATCH 25/31] ARM: dts: Set D-Link DNS-313 SATA to muxmode 0 - -This stops the driver from trying to probe the ATA slave -interface. The vendor code enables the slave interface -but the driver in the vendor tree does not make use of -it. - -Setting it to muxmode 0 disables the slave interface: -the hardware only has the master interface connected -to the one harddrive slot anyways. - -Without this change booting takes excessive time, so it -is very annoying to end users. - -Fixes: dd5c0561db75 ("ARM: dts: Add basic devicetree for D-Link DNS-313") -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- -ARM SoC folks: please apply this for fixes for v4.16. ---- - arch/arm/boot/dts/gemini-dlink-dns-313.dts | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts -@@ -219,7 +219,7 @@ - - sata: sata@46000000 { - /* The ROM uses this muxmode */ -- cortina,gemini-ata-muxmode = <3>; -+ cortina,gemini-ata-muxmode = <0>; - cortina,gemini-enable-sata-bridge; - status = "okay"; - }; diff --git a/target/linux/gemini/patches-4.14/0026-power-gemini-poweroff-Avoid-spurious-poweroff.patch b/target/linux/gemini/patches-4.14/0026-power-gemini-poweroff-Avoid-spurious-poweroff.patch deleted file mode 100644 index e97aeaca43..0000000000 --- a/target/linux/gemini/patches-4.14/0026-power-gemini-poweroff-Avoid-spurious-poweroff.patch +++ /dev/null @@ -1,80 +0,0 @@ -From da443bc125265cae24a0e5f7d1c7bba196a9319f Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Thu, 22 Feb 2018 08:34:35 +0100 -Subject: [PATCH 26/31] power: gemini-poweroff: Avoid spurious poweroff - -On the D-Link DIR-685 we get spurious poweroff from -infrared. Since that block (CIR) doesn't even have a -driver this can be safely ignored, we can revisit this -code once we have a device supporting CIR. - -On the D-Link DNS-313 we get spurious poweroff from -the power button. This appears to be an initialization -issue: we need to enable the block (start the state -machine) before we clear any dangling IRQ. - -This patch fixes both issues. - -Fixes: f7a388d6cd1c ("power: reset: Add a driver for the Gemini poweroff") -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- -ChangeLog v1->v2: -- Fix both issues and rename the patch. -- Proper commit message with specifics. ---- - drivers/power/reset/gemini-poweroff.c | 30 +++++++++++++++++------------- - 1 file changed, 17 insertions(+), 13 deletions(-) - ---- a/drivers/power/reset/gemini-poweroff.c -+++ b/drivers/power/reset/gemini-poweroff.c -@@ -47,8 +47,12 @@ static irqreturn_t gemini_powerbutton_in - val &= 0x70U; - switch (val) { - case GEMINI_STAT_CIR: -- dev_info(gpw->dev, "infrared poweroff\n"); -- orderly_poweroff(true); -+ /* -+ * We do not yet have a driver for the infrared -+ * controller so it can cause spurious poweroff -+ * events. Ignore those for now. -+ */ -+ dev_info(gpw->dev, "infrared poweroff - ignored\n"); - break; - case GEMINI_STAT_RTC: - dev_info(gpw->dev, "RTC poweroff\n"); -@@ -116,7 +120,17 @@ static int gemini_poweroff_probe(struct - return -ENODEV; - } - -- /* Clear the power management IRQ */ -+ /* -+ * Enable the power controller. This is crucial on Gemini -+ * systems: if this is not done, pressing the power button -+ * will result in unconditional poweroff without any warning. -+ * This makes the kernel handle the poweroff. -+ */ -+ val = readl(gpw->base + GEMINI_PWC_CTRLREG); -+ val |= GEMINI_CTRL_ENABLE; -+ writel(val, gpw->base + GEMINI_PWC_CTRLREG); -+ -+ /* Now that the state machine is active, clear the IRQ */ - val = readl(gpw->base + GEMINI_PWC_CTRLREG); - val |= GEMINI_CTRL_IRQ_CLR; - writel(val, gpw->base + GEMINI_PWC_CTRLREG); -@@ -129,16 +143,6 @@ static int gemini_poweroff_probe(struct - pm_power_off = gemini_poweroff; - gpw_poweroff = gpw; - -- /* -- * Enable the power controller. This is crucial on Gemini -- * systems: if this is not done, pressing the power button -- * will result in unconditional poweroff without any warning. -- * This makes the kernel handle the poweroff. -- */ -- val = readl(gpw->base + GEMINI_PWC_CTRLREG); -- val |= GEMINI_CTRL_ENABLE; -- writel(val, gpw->base + GEMINI_PWC_CTRLREG); -- - dev_info(dev, "Gemini poweroff driver registered\n"); - - return 0; diff --git a/target/linux/gemini/patches-4.14/0027-usb-host-add-DT-bindings-for-faraday-fotg2.patch b/target/linux/gemini/patches-4.14/0027-usb-host-add-DT-bindings-for-faraday-fotg2.patch deleted file mode 100644 index e677c38438..0000000000 --- a/target/linux/gemini/patches-4.14/0027-usb-host-add-DT-bindings-for-faraday-fotg2.patch +++ /dev/null @@ -1,65 +0,0 @@ -From 3699f119ff8da021fe7a1759e98e38ca88fa6766 Mon Sep 17 00:00:00 2001 -From: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Date: Wed, 8 Feb 2017 21:00:09 +0100 -Subject: [PATCH 27/31] usb: host: add DT bindings for faraday fotg2 - -This adds device tree bindings for the Faraday FOTG2 -dual-mode host controller. - -Cc: devicetree@vger.kernel.org -Signed-off-by: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- -ChangeLog v1->v3: -- Change compatible to "faraday,fotg210" as the name of the - hardware block. -- Add an elaborate SoC-specific compatible string for the - Cortina Systems Gemini so that SoC-specific features can - be enabled. -- Add cortina,gemini-mini-b to indicate a Gemini PHY with - a Mini-B adapter connected. -- Indicated that the Gemini version can handle "wakeup-source". -- Add optional IP block clock. ---- - .../devicetree/bindings/usb/faraday,fotg210.txt | 35 ++++++++++++++++++++++ - 1 file changed, 35 insertions(+) - create mode 100644 Documentation/devicetree/bindings/usb/faraday,fotg210.txt - ---- /dev/null -+++ b/Documentation/devicetree/bindings/usb/faraday,fotg210.txt -@@ -0,0 +1,35 @@ -+Faraday FOTG Host controller -+ -+This OTG-capable USB host controller is found in Cortina Systems -+Gemini and other SoC products. -+ -+Required properties: -+- compatible: should be one of: -+ "faraday,fotg210" -+ "cortina,gemini-usb", "faraday,fotg210" -+- reg: should contain one register range i.e. start and length -+- interrupts: description of the interrupt line -+ -+Optional properties: -+- clocks: should contain the IP block clock -+- clock-names: should be "PCLK" for the IP block clock -+ -+Required properties for "cortina,gemini-usb" compatible: -+- syscon: a phandle to the system controller to access PHY registers -+ -+Optional properties for "cortina,gemini-usb" compatible: -+- cortina,gemini-mini-b: boolean property that indicates that a Mini-B -+ OTH connector is in use -+- wakeup-source: see power/wakeup-source.txt -+ -+Example for Gemini: -+ -+usb@68000000 { -+ compatible = "cortina,gemini-usb", "faraday,fotg210"; -+ reg = <0x68000000 0x1000>; -+ interrupts = <10 IRQ_TYPE_LEVEL_HIGH>; -+ clocks = <&cc 12>; -+ clock-names = "PCLK"; -+ syscon = <&syscon>; -+ wakeup-source; -+}; diff --git a/target/linux/gemini/patches-4.14/0028-usb-host-fotg2-add-device-tree-probing.patch b/target/linux/gemini/patches-4.14/0028-usb-host-fotg2-add-device-tree-probing.patch deleted file mode 100644 index 01a704830f..0000000000 --- a/target/linux/gemini/patches-4.14/0028-usb-host-fotg2-add-device-tree-probing.patch +++ /dev/null @@ -1,61 +0,0 @@ -From 5662c553e89ac4179ec2a7a94a342ba3e5d78cf7 Mon Sep 17 00:00:00 2001 -From: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Date: Thu, 9 Feb 2017 15:20:49 +0100 -Subject: [PATCH 28/31] usb: host: fotg2: add device tree probing - -Add device tree probing to the fotg2 driver. - -Signed-off-by: Hans Ulli Kroll <ulli.kroll@googlemail.com> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- -ChangeLog v2->v3: -- Change compatible to "faraday,fotg210" simply. ---- - drivers/usb/host/fotg210-hcd.c | 19 +++++++++++++++++++ - 1 file changed, 19 insertions(+) - ---- a/drivers/usb/host/fotg210-hcd.c -+++ b/drivers/usb/host/fotg210-hcd.c -@@ -23,6 +23,7 @@ - * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - #include <linux/module.h> -+#include <linux/of.h> - #include <linux/device.h> - #include <linux/dmapool.h> - #include <linux/kernel.h> -@@ -5604,6 +5605,15 @@ static int fotg210_hcd_probe(struct plat - if (usb_disabled()) - return -ENODEV; - -+ /* Right now device-tree probed devices don't get dma_mask set. -+ * Since shared usb code relies on it, set it here for now. -+ * Once we have dma capability bindings this can go away. -+ */ -+ -+ retval = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); -+ if (retval) -+ goto fail_create_hcd; -+ - pdev->dev.power.power_state = PMSG_ON; - - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -@@ -5680,9 +5690,18 @@ static int fotg210_hcd_remove(struct pla - return 0; - } - -+#ifdef CONFIG_OF -+static const struct of_device_id fotg210_of_match[] = { -+ { .compatible = "faraday,fotg210" }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, fotg210_of_match); -+#endif -+ - static struct platform_driver fotg210_hcd_driver = { - .driver = { - .name = "fotg210-hcd", -+ .of_match_table = of_match_ptr(fotg210_of_match), - }, - .probe = fotg210_hcd_probe, - .remove = fotg210_hcd_remove, diff --git a/target/linux/gemini/patches-4.14/0029-usb-host-fotg2-add-silicon-clock-handling.patch b/target/linux/gemini/patches-4.14/0029-usb-host-fotg2-add-silicon-clock-handling.patch deleted file mode 100644 index 5ecd9297e5..0000000000 --- a/target/linux/gemini/patches-4.14/0029-usb-host-fotg2-add-silicon-clock-handling.patch +++ /dev/null @@ -1,99 +0,0 @@ -From acd19633751f14607ccd76f9dfde5bde7935766c Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 21 Apr 2017 20:46:12 +0200 -Subject: [PATCH 29/31] usb: host: fotg2: add silicon clock handling - -When used in a system with software-controller silicon clocks, -the FOTG210 needs to grab, prepare and enable the clock. -This is needed on for example the Cortina Gemini, where the -platform will by default gate off the clock unless the -peripheral (in this case the USB driver) grabs and enables -the clock. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/usb/host/fotg210-hcd.c | 26 ++++++++++++++++++++++---- - drivers/usb/host/fotg210.h | 3 +++ - 2 files changed, 25 insertions(+), 4 deletions(-) - ---- a/drivers/usb/host/fotg210-hcd.c -+++ b/drivers/usb/host/fotg210-hcd.c -@@ -45,6 +45,7 @@ - #include <linux/uaccess.h> - #include <linux/platform_device.h> - #include <linux/io.h> -+#include <linux/clk.h> - - #include <asm/byteorder.h> - #include <asm/irq.h> -@@ -5639,7 +5640,7 @@ static int fotg210_hcd_probe(struct plat - hcd->regs = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(hcd->regs)) { - retval = PTR_ERR(hcd->regs); -- goto failed; -+ goto failed_put_hcd; - } - - hcd->rsrc_start = res->start; -@@ -5649,22 +5650,35 @@ static int fotg210_hcd_probe(struct plat - - fotg210->caps = hcd->regs; - -+ /* It's OK not to supply this clock */ -+ fotg210->pclk = clk_get(dev, "PCLK"); -+ if (!IS_ERR(fotg210->pclk)) { -+ retval = clk_prepare_enable(fotg210->pclk); -+ if (retval) { -+ dev_err(dev, "failed to enable PCLK\n"); -+ goto failed_dis_clk; -+ } -+ } -+ - retval = fotg210_setup(hcd); - if (retval) -- goto failed; -+ goto failed_dis_clk; - - fotg210_init(fotg210); - - retval = usb_add_hcd(hcd, irq, IRQF_SHARED); - if (retval) { - dev_err(dev, "failed to add hcd with err %d\n", retval); -- goto failed; -+ goto failed_dis_clk; - } - device_wakeup_enable(hcd->self.controller); - - return retval; - --failed: -+failed_dis_clk: -+ if (!IS_ERR(fotg210->pclk)) -+ clk_disable_unprepare(fotg210->pclk); -+failed_put_hcd: - usb_put_hcd(hcd); - fail_create_hcd: - dev_err(dev, "init %s fail, %d\n", dev_name(dev), retval); -@@ -5680,6 +5694,10 @@ static int fotg210_hcd_remove(struct pla - { - struct device *dev = &pdev->dev; - struct usb_hcd *hcd = dev_get_drvdata(dev); -+ struct fotg210_hcd *fotg210 = hcd_to_fotg210(hcd); -+ -+ if (!IS_ERR(fotg210->pclk)) -+ clk_disable_unprepare(fotg210->pclk); - - if (!hcd) - return 0; ---- a/drivers/usb/host/fotg210.h -+++ b/drivers/usb/host/fotg210.h -@@ -182,6 +182,9 @@ struct fotg210_hcd { /* one per contro - # define COUNT(x) - #endif - -+ /* silicon clock */ -+ struct clk *pclk; -+ - /* debug files */ - struct dentry *debug_dir; - }; diff --git a/target/linux/gemini/patches-4.14/0030-usb-host-fotg2-add-Gemini-specific-handling.patch b/target/linux/gemini/patches-4.14/0030-usb-host-fotg2-add-Gemini-specific-handling.patch deleted file mode 100644 index 0125e816d6..0000000000 --- a/target/linux/gemini/patches-4.14/0030-usb-host-fotg2-add-Gemini-specific-handling.patch +++ /dev/null @@ -1,131 +0,0 @@ -From e8ede0f62b39a3d3b06ae3dc04a74680a1f0a64b Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 21 Apr 2017 22:19:00 +0200 -Subject: [PATCH 30/31] usb: host: fotg2: add Gemini-specific handling - -The Cortina Systems Gemini has bolted on a PHY inside the -silicon that can be handled by six bits in a MISC register in -the system controller. - -If we are running on Gemini, look up a syscon regmap through -a phandle and enable VBUS and optionally the Mini-B connector. - -If the device is flagged as "wakeup-source" using the standard -DT bindings, we also enable this in the global controller for -respective port. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/usb/host/Kconfig | 1 + - drivers/usb/host/fotg210-hcd.c | 76 ++++++++++++++++++++++++++++++++++++++++++ - 2 files changed, 77 insertions(+) - ---- a/drivers/usb/host/Kconfig -+++ b/drivers/usb/host/Kconfig -@@ -375,6 +375,7 @@ config USB_ISP1362_HCD - config USB_FOTG210_HCD - tristate "FOTG210 HCD support" - depends on USB && HAS_DMA && HAS_IOMEM -+ select MFD_SYSCON - ---help--- - Faraday FOTG210 is an OTG controller which can be configured as - an USB2.0 host. It is designed to meet USB2.0 EHCI specification ---- a/drivers/usb/host/fotg210-hcd.c -+++ b/drivers/usb/host/fotg210-hcd.c -@@ -46,6 +46,10 @@ - #include <linux/platform_device.h> - #include <linux/io.h> - #include <linux/clk.h> -+#include <linux/bitops.h> -+/* For Cortina Gemini */ -+#include <linux/mfd/syscon.h> -+#include <linux/regmap.h> - - #include <asm/byteorder.h> - #include <asm/irq.h> -@@ -5587,6 +5591,72 @@ static void fotg210_init(struct fotg210_ - iowrite32(value, &fotg210->regs->otgcsr); - } - -+/* -+ * Gemini-specific initialization function, only executed on the -+ * Gemini SoC using the global misc control register. -+ */ -+#define GEMINI_GLOBAL_MISC_CTRL 0x30 -+#define GEMINI_MISC_USB0_WAKEUP BIT(14) -+#define GEMINI_MISC_USB1_WAKEUP BIT(15) -+#define GEMINI_MISC_USB0_VBUS_ON BIT(22) -+#define GEMINI_MISC_USB1_VBUS_ON BIT(23) -+#define GEMINI_MISC_USB0_MINI_B BIT(29) -+#define GEMINI_MISC_USB1_MINI_B BIT(30) -+ -+static int fotg210_gemini_init(struct device *dev, struct usb_hcd *hcd) -+{ -+ struct device_node *np = dev->of_node; -+ struct regmap *map; -+ bool mini_b; -+ bool wakeup; -+ u32 mask, val; -+ int ret; -+ -+ map = syscon_regmap_lookup_by_phandle(np, "syscon"); -+ if (IS_ERR(map)) { -+ dev_err(dev, "no syscon\n"); -+ return PTR_ERR(map); -+ } -+ mini_b = of_property_read_bool(np, "cortina,gemini-mini-b"); -+ wakeup = of_property_read_bool(np, "wakeup-source"); -+ -+ /* -+ * Figure out if this is USB0 or USB1 by simply checking the -+ * physical base address. -+ */ -+ mask = 0; -+ if (hcd->rsrc_start == 0x69000000) { -+ val = GEMINI_MISC_USB1_VBUS_ON; -+ if (mini_b) -+ val |= GEMINI_MISC_USB1_MINI_B; -+ else -+ mask |= GEMINI_MISC_USB1_MINI_B; -+ if (wakeup) -+ val |= GEMINI_MISC_USB1_WAKEUP; -+ else -+ mask |= GEMINI_MISC_USB1_WAKEUP; -+ } else { -+ val = GEMINI_MISC_USB0_VBUS_ON; -+ if (mini_b) -+ val |= GEMINI_MISC_USB0_MINI_B; -+ else -+ mask |= GEMINI_MISC_USB0_MINI_B; -+ if (wakeup) -+ val |= GEMINI_MISC_USB0_WAKEUP; -+ else -+ mask |= GEMINI_MISC_USB0_WAKEUP; -+ } -+ -+ ret = regmap_update_bits(map, GEMINI_GLOBAL_MISC_CTRL, mask, val); -+ if (ret) { -+ dev_err(dev, "failed to initialize Gemini PHY\n"); -+ return ret; -+ } -+ -+ dev_info(dev, "initialized Gemini PHY\n"); -+ return 0; -+} -+ - /** - * fotg210_hcd_probe - initialize faraday FOTG210 HCDs - * -@@ -5666,6 +5736,12 @@ static int fotg210_hcd_probe(struct plat - - fotg210_init(fotg210); - -+ if (of_device_is_compatible(dev->of_node, "cortina,gemini-usb")) { -+ retval = fotg210_gemini_init(dev, hcd); -+ if (retval) -+ goto failed_dis_clk; -+ } -+ - retval = usb_add_hcd(hcd, irq, IRQF_SHARED); - if (retval) { - dev_err(dev, "failed to add hcd with err %d\n", retval); diff --git a/target/linux/gemini/patches-4.14/0031-ARM-dts-Add-the-FOTG210-USB-host-to-Gemini.patch b/target/linux/gemini/patches-4.14/0031-ARM-dts-Add-the-FOTG210-USB-host-to-Gemini.patch deleted file mode 100644 index 5b2c4139c1..0000000000 --- a/target/linux/gemini/patches-4.14/0031-ARM-dts-Add-the-FOTG210-USB-host-to-Gemini.patch +++ /dev/null @@ -1,149 +0,0 @@ -From dd62aee5d2d24199e71e745544e49a1a8b3c6f7a Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Fri, 21 Apr 2017 20:50:22 +0200 -Subject: [PATCH 31/31] ARM: dts: Add the FOTG210 USB host to Gemini - -This adds the FOTG210 USB host controller to the Gemini -device trees. In the main SoC DTSI it is flagged as disabled -and then it is selectively enabled on the devices that utilize -it (these per-platform enablements are done on the out-of-tree -OpenWrt patch set). It is not enabled on the Itian SquareOne -NAS/router since this instead has a VIA host controller -soldered on the PCI port, and can gate off these USB host -controllers. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- -USB maintainers: I will merge this through the ARM SoC tree, -the patch is only included in the series for context. ---- - arch/arm/boot/dts/gemini-dlink-dir-685.dts | 8 ++++++++ - arch/arm/boot/dts/gemini-nas4220b.dts | 8 ++++++++ - arch/arm/boot/dts/gemini-wbd111.dts | 20 ++++++++++++++++++++ - arch/arm/boot/dts/gemini-wbd222.dts | 21 +++++++++++++++++++++ - arch/arm/boot/dts/gemini.dtsi | 26 ++++++++++++++++++++++++++ - 6 files changed, 103 insertions(+) - ---- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts -@@ -299,5 +299,13 @@ - }; - }; - }; -+ -+ usb@68000000 { -+ status = "okay"; -+ }; -+ -+ usb@69000000 { -+ status = "okay"; -+ }; - }; - }; ---- a/arch/arm/boot/dts/gemini-nas4220b.dts -+++ b/arch/arm/boot/dts/gemini-nas4220b.dts -@@ -146,5 +146,13 @@ - ata@63000000 { - status = "okay"; - }; -+ -+ usb@68000000 { -+ status = "okay"; -+ }; -+ -+ usb@69000000 { -+ status = "okay"; -+ }; - }; - }; ---- a/arch/arm/boot/dts/gemini-wbd111.dts -+++ b/arch/arm/boot/dts/gemini-wbd111.dts -@@ -160,5 +160,25 @@ - <0x6000 0 0 3 &pci_intc 1>, - <0x6000 0 0 4 &pci_intc 2>; - }; -+ -+ ethernet@60000000 { -+ status = "okay"; -+ -+ ethernet-port@0 { -+ phy-mode = "rgmii"; -+ phy-handle = <&phy0>; -+ }; -+ ethernet-port@1 { -+ /* Not used in this platform */ -+ }; -+ }; -+ -+ usb@68000000 { -+ status = "okay"; -+ }; -+ -+ usb@69000000 { -+ status = "okay"; -+ }; - }; - }; ---- a/arch/arm/boot/dts/gemini-wbd222.dts -+++ b/arch/arm/boot/dts/gemini-wbd222.dts -@@ -165,5 +165,26 @@ - <0x6000 0 0 3 &pci_intc 1>, - <0x6000 0 0 4 &pci_intc 2>; - }; -+ -+ ethernet@60000000 { -+ status = "okay"; -+ -+ ethernet-port@0 { -+ phy-mode = "rgmii"; -+ phy-handle = <&phy0>; -+ }; -+ ethernet-port@1 { -+ phy-mode = "rgmii"; -+ phy-handle = <&phy1>; -+ }; -+ }; -+ -+ usb@68000000 { -+ status = "okay"; -+ }; -+ -+ usb@69000000 { -+ status = "okay"; -+ }; - }; - }; ---- a/arch/arm/boot/dts/gemini.dtsi -+++ b/arch/arm/boot/dts/gemini.dtsi -@@ -411,5 +411,31 @@ - #size-cells = <0>; - status = "disabled"; - }; -+ -+ usb@68000000 { -+ compatible = "cortina,gemini-usb", "faraday,fotg210"; -+ reg = <0x68000000 0x1000>; -+ interrupts = <10 IRQ_TYPE_LEVEL_HIGH>; -+ resets = <&syscon GEMINI_RESET_USB0>; -+ clocks = <&syscon GEMINI_CLK_GATE_USB0>; -+ clock-names = "PCLK"; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&usb_default_pins>; -+ syscon = <&syscon>; -+ status = "disabled"; -+ }; -+ -+ usb@69000000 { -+ compatible = "cortina,gemini-usb", "faraday,fotg210"; -+ reg = <0x69000000 0x1000>; -+ interrupts = <11 IRQ_TYPE_LEVEL_HIGH>; -+ resets = <&syscon GEMINI_RESET_USB1>; -+ clocks = <&syscon GEMINI_CLK_GATE_USB1>; -+ clock-names = "PCLK"; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&usb_default_pins>; -+ syscon = <&syscon>; -+ status = "disabled"; -+ }; - }; - }; diff --git a/target/linux/gemini/patches-4.14/0033-ARM-dts-Fix-bootargs-for-Gemini-D-Link-devices.patch b/target/linux/gemini/patches-4.14/0033-ARM-dts-Fix-bootargs-for-Gemini-D-Link-devices.patch deleted file mode 100644 index d8fd853b3b..0000000000 --- a/target/linux/gemini/patches-4.14/0033-ARM-dts-Fix-bootargs-for-Gemini-D-Link-devices.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 5813b729eb9fe91fcf895a5c2f30bf34fbd46379 Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Wed, 2 May 2018 09:17:25 +0200 -Subject: [PATCH] ARM: dts: Fix bootargs for Gemini D-Link devices - -These machines need to be booted from very specific harddisk -partitions (as the D-Link DNS-313 boots specifically from -partition 4). Add the proper bootargs so that everything works -smoothly. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-dlink-dir-685.dts | 3 ++- - arch/arm/boot/dts/gemini-dlink-dns-313.dts | 1 + - 2 files changed, 3 insertions(+), 1 deletion(-) - ---- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts -@@ -20,7 +20,8 @@ - }; - - chosen { -- stdout-path = "uart0:115200n8"; -+ bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait"; -+ stdout-path = "uart0:19200n8"; - }; - - gpio_keys { ---- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts -@@ -26,6 +26,7 @@ - }; - - chosen { -+ bootargs = "console=ttyS0,19200n8 root=/dev/sda4 rw rootwait"; - stdout-path = "uart0:19200n8"; - }; - diff --git a/target/linux/gemini/patches-4.14/0034-ARM-dts-Add-ethernet-to-a-bunch-of-platforms.patch b/target/linux/gemini/patches-4.14/0034-ARM-dts-Add-ethernet-to-a-bunch-of-platforms.patch deleted file mode 100644 index 3e588223b6..0000000000 --- a/target/linux/gemini/patches-4.14/0034-ARM-dts-Add-ethernet-to-a-bunch-of-platforms.patch +++ /dev/null @@ -1,116 +0,0 @@ -From 6d5af7093aea4f18e040e73db2ad99aaa0c0f77e Mon Sep 17 00:00:00 2001 -From: Linus Walleij <linus.walleij@linaro.org> -Date: Sun, 19 Nov 2017 11:04:23 +0100 -Subject: [PATCH] ARM: dts: Add ethernet to a bunch of platforms - -These platforms have the PHY defined already so we just -need to add a single device node to each of them to activate -the ethernet device. - -The PHY skew/delay settings for pin control is known from a -few vendor trees and old OpenWRT patch sets. - -This is a modified version of upstream commit -95220046a62c00b5afb1aa7c1971989d427db977, -just dropping the NAS4220B changes. - -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - arch/arm/boot/dts/gemini-dlink-dns-313.dts | 62 ++++++++++++++++++++++++++++++ - arch/arm/boot/dts/gemini-wbd222.dts | 7 ++++ - 2 files changed, 69 insertions(+) - ---- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts -@@ -215,6 +215,56 @@ - groups = "gpio1dgrp"; - }; - }; -+ pinctrl-gmii { -+ mux { -+ function = "gmii"; -+ groups = "gmii_gmac0_grp"; -+ }; -+ /* -+ * In the vendor Linux tree, these values are set for the C3 -+ * version of the SL3512 ASIC with the comment "benson suggest" -+ */ -+ conf0 { -+ pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV"; -+ skew-delay = <0>; -+ }; -+ conf1 { -+ pins = "T8 GMAC0 RXC"; -+ skew-delay = <10>; -+ }; -+ conf2 { -+ pins = "T11 GMAC1 RXC"; -+ skew-delay = <15>; -+ }; -+ conf3 { -+ pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN"; -+ skew-delay = <7>; -+ }; -+ conf4 { -+ pins = "V7 GMAC0 TXC", "P10 GMAC1 TXC"; -+ skew-delay = <10>; -+ }; -+ conf5 { -+ /* The data lines all have default skew */ -+ pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1", -+ "P9 GMAC0 RXD2", "R9 GMAC0 RXD3", -+ "R11 GMAC1 RXD0", "P11 GMAC1 RXD1", -+ "V12 GMAC1 RXD2", "U12 GMAC1 RXD3", -+ "R10 GMAC1 TXD0", "T10 GMAC1 TXD1", -+ "U10 GMAC1 TXD2", "V10 GMAC1 TXD3"; -+ skew-delay = <7>; -+ }; -+ conf6 { -+ pins = "U7 GMAC0 TXD0", "T7 GMAC0 TXD1", -+ "R7 GMAC0 TXD2", "P7 GMAC0 TXD3"; -+ skew-delay = <5>; -+ }; -+ /* Set up drive strength on GMAC0 to 16 mA */ -+ conf7 { -+ groups = "gmii_gmac0_grp"; -+ drive-strength = <16>; -+ }; -+ }; - }; - }; - -@@ -235,6 +285,18 @@ - pinctrl-0 = <&gpio1_default_pins>; - }; - -+ ethernet@60000000 { -+ status = "okay"; -+ -+ ethernet-port@0 { -+ phy-mode = "rgmii"; -+ phy-handle = <&phy0>; -+ }; -+ ethernet-port@1 { -+ /* Not used in this platform */ -+ }; -+ }; -+ - ata@63000000 { - status = "okay"; - }; ---- a/arch/arm/boot/dts/gemini-wbd222.dts -+++ b/arch/arm/boot/dts/gemini-wbd222.dts -@@ -136,6 +136,13 @@ - "gpio0bgrp"; - }; - }; -+ pinctrl-gmii { -+ /* This platform use both the ethernet ports */ -+ mux { -+ function = "gmii"; -+ groups = "gmii_gmac0_grp", "gmii_gmac1_grp"; -+ }; -+ }; - }; - }; - diff --git a/target/linux/gemini/patches-4.14/0900-arm-dts-gemini-add-openwrt-partitions-for-nas4220b.patch b/target/linux/gemini/patches-4.14/0900-arm-dts-gemini-add-openwrt-partitions-for-nas4220b.patch deleted file mode 100644 index 0fae0af0e1..0000000000 --- a/target/linux/gemini/patches-4.14/0900-arm-dts-gemini-add-openwrt-partitions-for-nas4220b.patch +++ /dev/null @@ -1,17 +0,0 @@ ---- a/arch/arm/boot/dts/gemini-nas4220b.dts -+++ b/arch/arm/boot/dts/gemini-nas4220b.dts -@@ -115,6 +115,14 @@ - reg = <0x00fe0000 0x00020000>; - read-only; - }; -+ firmware@20000 { -+ label = "firmware"; -+ reg = <0x00020000 0x00f00000>; -+ }; -+ rootfs@320000 { -+ label = "rootfs"; -+ reg = <0x00320000 0x00c00000>; -+ }; - }; - - syscon: syscon@40000000 { diff --git a/target/linux/gemini/patches-4.14/0901-arm-dts-gemini-fix-ethernet-for-nas4220b.patch b/target/linux/gemini/patches-4.14/0901-arm-dts-gemini-fix-ethernet-for-nas4220b.patch deleted file mode 100644 index 90e95a70c4..0000000000 --- a/target/linux/gemini/patches-4.14/0901-arm-dts-gemini-fix-ethernet-for-nas4220b.patch +++ /dev/null @@ -1,69 +0,0 @@ ---- a/arch/arm/boot/dts/gemini-nas4220b.dts -+++ b/arch/arm/boot/dts/gemini-nas4220b.dts -@@ -137,6 +137,47 @@ - groups = "gpio1dgrp"; - }; - }; -+ pinctrl-gmii { -+ mux { -+ function = "gmii"; -+ groups = "gmii_gmac0_grp"; -+ }; -+ conf0 { -+ pins = "V8 GMAC0 RXDV", "T10 GMAC1 RXDV"; -+ skew-delay = <0>; -+ }; -+ conf1 { -+ pins = "Y7 GMAC0 RXC", "Y11 GMAC1 RXC"; -+ skew-delay = <15>; -+ }; -+ conf2 { -+ pins = "T8 GMAC0 TXEN", "W11 GMAC1 TXEN"; -+ skew-delay = <7>; -+ }; -+ conf3 { -+ pins = "U8 GMAC0 TXC"; -+ skew-delay = <11>; -+ }; -+ conf4 { -+ pins = "V11 GMAC1 TXC"; -+ skew-delay = <10>; -+ }; -+ conf5 { -+ pins = "W8 GMAC0 RXD0", "V9 GMAC0 RXD1", -+ "Y8 GMAC0 RXD2", "U9 GMAC0 RXD3", -+ "T7 GMAC0 TXD0", "U6 GMAC0 TXD1", -+ "V7 GMAC0 TXD2", "U7 GMAC0 TXD3", -+ "Y12 GMAC1 RXD0", "V12 GMAC1 RXD1", -+ "T11 GMAC1 RXD2", "W12 GMAC1 RXD3", -+ "U10 GMAC1 TXD0", "Y10 GMAC1 TXD1", -+ "W10 GMAC1 TXD2", "T9 GMAC1 TXD3"; -+ skew-delay = <7>; -+ }; -+ conf6 { -+ groups = "gmii_gmac0_grp"; -+ drive-strength = <16>; -+ }; -+ }; - }; - }; - -@@ -151,6 +192,18 @@ - pinctrl-0 = <&gpio1_default_pins>; - }; - -+ ethernet@60000000 { -+ status = "okay"; -+ -+ gmac0: ethernet-port@0 { -+ phy-mode = "rgmii"; -+ phy-handle = <&phy0>; -+ }; -+ gmac1: ethernet-port@1 { -+ status = "disabled"; -+ }; -+ }; -+ - ata@63000000 { - status = "okay"; - }; diff --git a/target/linux/gemini/patches-4.14/0902-arm-dts-gemini-add-second-ata-for-nas4220b.patch b/target/linux/gemini/patches-4.14/0902-arm-dts-gemini-add-second-ata-for-nas4220b.patch deleted file mode 100644 index ef98172367..0000000000 --- a/target/linux/gemini/patches-4.14/0902-arm-dts-gemini-add-second-ata-for-nas4220b.patch +++ /dev/null @@ -1,13 +0,0 @@ ---- a/arch/arm/boot/dts/gemini-nas4220b.dts -+++ b/arch/arm/boot/dts/gemini-nas4220b.dts -@@ -208,6 +208,10 @@ - status = "okay"; - }; - -+ ata@63400000 { -+ status = "okay"; -+ }; -+ - usb@68000000 { - status = "okay"; - }; diff --git a/target/linux/gemini/patches-4.14/0903-arm-dts-gemini-disable-usb-port-1-until-fixed.patch b/target/linux/gemini/patches-4.14/0903-arm-dts-gemini-disable-usb-port-1-until-fixed.patch deleted file mode 100644 index 6962d563ad..0000000000 --- a/target/linux/gemini/patches-4.14/0903-arm-dts-gemini-disable-usb-port-1-until-fixed.patch +++ /dev/null @@ -1,11 +0,0 @@ ---- a/arch/arm/boot/dts/gemini-nas4220b.dts -+++ b/arch/arm/boot/dts/gemini-nas4220b.dts -@@ -217,7 +217,7 @@ - }; - - usb@69000000 { -- status = "okay"; -+ status = "disabled"; - }; - }; - }; diff --git a/target/linux/gemini/patches-4.14/0904-net-cortina-fix-uninitialized-struct-member-usage.patch b/target/linux/gemini/patches-4.14/0904-net-cortina-fix-uninitialized-struct-member-usage.patch deleted file mode 100644 index 15a2d6cd89..0000000000 --- a/target/linux/gemini/patches-4.14/0904-net-cortina-fix-uninitialized-struct-member-usage.patch +++ /dev/null @@ -1,23 +0,0 @@ ---- a/drivers/net/ethernet/cortina/gemini.c -+++ b/drivers/net/ethernet/cortina/gemini.c -@@ -1013,9 +1013,9 @@ static int geth_resize_freeq(struct gemi - int ret; - - if (netdev->dev_id == 0) -- other_netdev = geth->port1->netdev; -+ other_netdev = (geth->port1)? geth->port1->netdev : NULL; - else -- other_netdev = geth->port0->netdev; -+ other_netdev = (geth->port0)? geth->port0->netdev : NULL; - - if (other_netdev && netif_running(other_netdev)) - return -EBUSY; -@@ -2510,6 +2510,8 @@ static int gemini_ethernet_probe(struct - if (IS_ERR(geth->base)) - return PTR_ERR(geth->base); - geth->dev = dev; -+ geth->port0 = NULL; -+ geth->port1 = NULL; - - /* Wait for ports to stabilize */ - do { diff --git a/target/linux/gemini/patches-4.14/0905-arm-dts-gemini-dlink-dir-685-add-rtl8366rb.patch b/target/linux/gemini/patches-4.14/0905-arm-dts-gemini-dlink-dir-685-add-rtl8366rb.patch deleted file mode 100644 index 8cab32200f..0000000000 --- a/target/linux/gemini/patches-4.14/0905-arm-dts-gemini-dlink-dir-685-add-rtl8366rb.patch +++ /dev/null @@ -1,82 +0,0 @@ ---- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts -+++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts -@@ -87,6 +87,12 @@ - }; - }; - -+ rtl8366rb { -+ compatible = "realtek,rtl8366rb"; -+ gpio-sda = <&gpio0 22 GPIO_ACTIVE_HIGH>; -+ gpio-sck = <&gpio0 21 GPIO_ACTIVE_HIGH>; -+ }; -+ - leds { - compatible = "gpio-leds"; - led-wps { -@@ -245,6 +251,47 @@ - groups = "gpio1bgrp"; - }; - }; -+ pinctrl-gmii { -+ mux { -+ function = "gmii"; -+ groups = "gmii_gmac0_grp"; -+ }; -+ conf0 { -+ pins = "V8 GMAC0 RXDV", "T10 GMAC1 RXDV"; -+ skew-delay = <0>; -+ }; -+ conf1 { -+ pins = "Y7 GMAC0 RXC", "Y11 GMAC1 RXC"; -+ skew-delay = <15>; -+ }; -+ conf2 { -+ pins = "T8 GMAC0 TXEN", "W11 GMAC1 TXEN"; -+ skew-delay = <7>; -+ }; -+ conf3 { -+ pins = "U8 GMAC0 TXC"; -+ skew-delay = <11>; -+ }; -+ conf4 { -+ pins = "V11 GMAC1 TXC"; -+ skew-delay = <10>; -+ }; -+ conf5 { -+ pins = "W8 GMAC0 RXD0", "V9 GMAC0 RXD1", -+ "Y8 GMAC0 RXD2", "U9 GMAC0 RXD3", -+ "T7 GMAC0 TXD0", "U6 GMAC0 TXD1", -+ "V7 GMAC0 TXD2", "U7 GMAC0 TXD3", -+ "Y12 GMAC1 RXD0", "V12 GMAC1 RXD1", -+ "T11 GMAC1 RXD2", "W12 GMAC1 RXD3", -+ "U10 GMAC1 TXD0", "Y10 GMAC1 TXD1", -+ "W10 GMAC1 TXD2", "T9 GMAC1 TXD3"; -+ skew-delay = <7>; -+ }; -+ conf6 { -+ groups = "gmii_gmac0_grp"; -+ drive-strength = <16>; -+ }; -+ }; - }; - }; - -@@ -286,6 +333,18 @@ - <0x6000 0 0 4 &pci_intc 2>; - }; - -+ ethernet@60000000 { -+ status = "okay"; -+ -+ ethernet-port@0 { -+ phy-mode = "rgmii"; -+ // phy-handle = <&phy0>; -+ }; -+ ethernet-port@1 { -+ /* Not used in this platform */ -+ }; -+ }; -+ - ata@63000000 { - status = "okay"; - }; |