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-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/Kconfig25
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile8
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile.boot2
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/fiq.S87
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/headsmp.S27
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/hotplug.c111
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/hardware.h233
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/iomap.h33
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/irqs.h7
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/smp.h34
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/timex.h6
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/uncompress.h32
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/utils.h34
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/mach-ox820.c183
-rw-r--r--target/linux/oxnas/files/arch/arm/mach-oxnas/platsmp.c315
15 files changed, 0 insertions, 1137 deletions
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/Kconfig b/target/linux/oxnas/files/arch/arm/mach-oxnas/Kconfig
deleted file mode 100644
index 6bdf3f6efd..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/Kconfig
+++ /dev/null
@@ -1,25 +0,0 @@
-choice
- prompt "Oxnas platform type"
- default MACH_OXNAS
- depends on ARCH_OXNAS
-
-config MACH_OX820
- bool "Generic NAS7820 Support"
- select ARM_GIC
- select GENERIC_CLOCKEVENTS
- select CPU_V6K
- select HAVE_ARM_SCU if SMP
- select HAVE_ARM_TWD if SMP
- select HAVE_SMP
- select PLXTECH_RPS
- select CLKSRC_OF
- select CLKSRC_RPS_TIMER
- select USB_ARCH_HAS_EHCI
- select PINCTRL_OXNAS
- select PINCTRL
- select RESET_CONTROLLER_OXNAS
- select ARCH_WANT_LIBATA_LEDS
- help
- Include support for the ox820 platform.
-
-endchoice
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile b/target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile
deleted file mode 100644
index 6862c34981..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# Makefile for the linux kernel.
-#
-
-obj-$(CONFIG_MACH_OX820) += mach-ox820.o
-obj-$(CONFIG_SMP) += platsmp.o headsmp.o
-obj-$(CONFIG_DMA_CACHE_FIQ_BROADCAST) += fiq.o
-obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile.boot b/target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile.boot
deleted file mode 100644
index b52e473d64..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/Makefile.boot
+++ /dev/null
@@ -1,2 +0,0 @@
- zreladdr-y += 0x60008000
-params_phys-y := 0x60000100
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/fiq.S b/target/linux/oxnas/files/arch/arm/mach-oxnas/fiq.S
deleted file mode 100644
index 6acd5a7394..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/fiq.S
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * Copyright (C) 2012 Gateworks Corporation
- * Chris Lang <clang@gateworks.com>
- *
- * 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/linkage.h>
-#include <asm/assembler.h>
-#include <asm/asm-offsets.h>
-
-#define D_CACHE_LINE_SIZE 32
-
- .text
-
-/*
- * R8 - DMA Start Address
- * R9 - DMA Length
- * R10 - DMA Direction
- * R11 - DMA type
- * R12 - fiq_buffer Address
-*/
-
- .global ox820_fiq_end
-ENTRY(ox820_fiq_start)
- str r8, [r13]
-
- ldmia r12, {r8, r9, r10}
- and r11, r10, #0x3000000
- and r10, r10, #0xff
-
- teq r11, #0x1000000
- beq ox820_dma_map_area
- teq r11, #0x2000000
- beq ox820_dma_unmap_area
- /* fall through */
-ox820_dma_flush_range:
- bic r8, r8, #D_CACHE_LINE_SIZE - 1
-1:
- mcr p15, 0, r8, c7, c14, 1 @ clean & invalidate D line
- add r8, r8, #D_CACHE_LINE_SIZE
- cmp r8, r9
- blo 1b
- /* fall through */
-ox820_fiq_exit:
- mov r8, #0
- str r8, [r12, #8]
- mcr p15, 0, r8, c7, c10, 4 @ drain write buffer
- subs pc, lr, #4
-
-ox820_dma_map_area:
- add r9, r9, r8
- teq r10, #DMA_FROM_DEVICE
- beq ox820_dma_inv_range
- teq r10, #DMA_TO_DEVICE
- bne ox820_dma_flush_range
- /* fall through */
-ox820_dma_clean_range:
- bic r8, r8, #D_CACHE_LINE_SIZE - 1
-1:
- mcr p15, 0, r8, c7, c10, 1 @ clean D line
- add r8, r8, #D_CACHE_LINE_SIZE
- cmp r8, r9
- blo 1b
- b ox820_fiq_exit
-
-ox820_dma_unmap_area:
- add r9, r9, r8
- teq r10, #DMA_TO_DEVICE
- beq ox820_fiq_exit
- /* fall through */
-ox820_dma_inv_range:
- tst r8, #D_CACHE_LINE_SIZE - 1
- bic r8, r8, #D_CACHE_LINE_SIZE - 1
- mcrne p15, 0, r8, c7, c10, 1 @ clean D line
- tst r9, #D_CACHE_LINE_SIZE - 1
- bic r9, r9, #D_CACHE_LINE_SIZE - 1
- mcrne p15, 0, r9, c7, c14, 1 @ clean & invalidate D line
-1:
- mcr p15, 0, r8, c7, c6, 1 @ invalidate D line
- add r8, r8, #D_CACHE_LINE_SIZE
- cmp r8, r9
- blo 1b
- b ox820_fiq_exit
-
-ox820_fiq_end:
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/headsmp.S b/target/linux/oxnas/files/arch/arm/mach-oxnas/headsmp.S
deleted file mode 100644
index a63edae62b..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/headsmp.S
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * linux/arch/arm/mach-ox820/headsmp.S
- *
- * Copyright (c) 2003 ARM Limited
- * All Rights Reserved
- *
- * 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/linkage.h>
-#include <linux/init.h>
-
- __INIT
-
-/*
- * OX820 specific entry point for secondary CPUs.
- */
-ENTRY(ox820_secondary_startup)
- mov r4, #0
- /* invalidate both caches and branch target cache */
- mcr p15, 0, r4, c7, c7, 0
- /*
- * we've been released from the holding pen: secondary_stack
- * should now contain the SVC stack for this core
- */
- b secondary_startup
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/hotplug.c b/target/linux/oxnas/files/arch/arm/mach-oxnas/hotplug.c
deleted file mode 100644
index e3c9cb5db7..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/hotplug.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * linux/arch/arm/mach-realview/hotplug.c
- *
- * Copyright (C) 2002 ARM Ltd.
- * All Rights Reserved
- *
- * 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/kernel.h>
-#include <linux/errno.h>
-#include <linux/smp.h>
-
-#include <asm/cp15.h>
-#include <asm/smp_plat.h>
-
-static inline void cpu_enter_lowpower(void)
-{
- unsigned int v;
-
- asm volatile(
- " mcr p15, 0, %1, c7, c5, 0\n"
- " mcr p15, 0, %1, c7, c10, 4\n"
- /*
- * Turn off coherency
- */
- " mrc p15, 0, %0, c1, c0, 1\n"
- " bic %0, %0, #0x20\n"
- " mcr p15, 0, %0, c1, c0, 1\n"
- " mrc p15, 0, %0, c1, c0, 0\n"
- " bic %0, %0, %2\n"
- " mcr p15, 0, %0, c1, c0, 0\n"
- : "=&r" (v)
- : "r" (0), "Ir" (CR_C)
- : "cc");
-}
-
-static inline void cpu_leave_lowpower(void)
-{
- unsigned int v;
-
- asm volatile( "mrc p15, 0, %0, c1, c0, 0\n"
- " orr %0, %0, %1\n"
- " mcr p15, 0, %0, c1, c0, 0\n"
- " mrc p15, 0, %0, c1, c0, 1\n"
- " orr %0, %0, #0x20\n"
- " mcr p15, 0, %0, c1, c0, 1\n"
- : "=&r" (v)
- : "Ir" (CR_C)
- : "cc");
-}
-
-static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
-{
- /*
- * there is no power-control hardware on this platform, so all
- * we can do is put the core into WFI; this is safe as the calling
- * code will have already disabled interrupts
- */
- for (;;) {
- /*
- * here's the WFI
- */
- asm(".word 0xe320f003\n"
- :
- :
- : "memory", "cc");
-
- if (pen_release == cpu_logical_map(cpu)) {
- /*
- * OK, proper wakeup, we're done
- */
- break;
- }
-
- /*
- * Getting here, means that we have come out of WFI without
- * having been woken up - this shouldn't happen
- *
- * Just note it happening - when we're woken, we can report
- * its occurrence.
- */
- (*spurious)++;
- }
-}
-
-/*
- * platform-specific code to shutdown a CPU
- *
- * Called with IRQs disabled
- */
-void ox820_cpu_die(unsigned int cpu)
-{
- int spurious = 0;
-
- /*
- * we're ready for shutdown now, so do it
- */
- cpu_enter_lowpower();
- platform_do_lowpower(cpu, &spurious);
-
- /*
- * bring this CPU back into the world of cache
- * coherency, and then restore interrupts
- */
- cpu_leave_lowpower();
-
- if (spurious)
- pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
-}
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/hardware.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/hardware.h
deleted file mode 100644
index caae772c31..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/hardware.h
+++ /dev/null
@@ -1,233 +0,0 @@
-/*
- * arch/arm/mach-0x820/include/mach/hardware.h
- *
- * Copyright (C) 2009 Oxford Semiconductor Ltd
- *
- * 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.
- */
-
-#ifndef __ASM_ARCH_HARDWARE_H
-#define __ASM_ARCH_HARDWARE_H
-
-#include <linux/io.h>
-#include <mach/iomap.h>
-
-/*
- * Location of flags and vectors in SRAM for controlling the booting of the
- * secondary ARM11 processors.
- */
-
-#define OXNAS_SCU_BASE_VA OXNAS_PERCPU_BASE_VA
-#define OXNAS_GICN_BASE_VA(n) (OXNAS_PERCPU_BASE_VA + 0x200 + n*0x100)
-
-#define HOLDINGPEN_CPU IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xc8)
-#define HOLDINGPEN_LOCATION IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xc4)
-
-/**
- * System block reset and clock control
- */
-#define SYS_CTRL_PCI_STAT IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x20)
-#define SYSCTRL_CLK_STAT IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x24)
-#define SYS_CTRL_CLK_SET_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x2C)
-#define SYS_CTRL_CLK_CLR_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x30)
-#define SYS_CTRL_RST_SET_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x34)
-#define SYS_CTRL_RST_CLR_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x38)
-
-#define SYS_CTRL_PLLSYS_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x48)
-#define SYS_CTRL_CLK_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x64)
-#define SYS_CTRL_PLLSYS_KEY_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x6C)
-#define SYS_CTRL_GMAC_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x78)
-#define SYS_CTRL_GMAC_DELAY_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x100)
-
-/* Scratch registers */
-#define SYS_CTRL_SCRATCHWORD0 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xc4)
-#define SYS_CTRL_SCRATCHWORD1 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xc8)
-#define SYS_CTRL_SCRATCHWORD2 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xcc)
-#define SYS_CTRL_SCRATCHWORD3 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xd0)
-
-#define SYS_CTRL_PLLA_CTRL0 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x1F0)
-#define SYS_CTRL_PLLA_CTRL1 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x1F4)
-#define SYS_CTRL_PLLA_CTRL2 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x1F8)
-#define SYS_CTRL_PLLA_CTRL3 IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x1FC)
-
-#define SYS_CTRL_USBHSMPH_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x40)
-#define SYS_CTRL_USBHSMPH_STAT IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x44)
-#define SYS_CTRL_REF300_DIV IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xF8)
-#define SYS_CTRL_USBHSPHY_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x84)
-#define SYS_CTRL_USB_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x90)
-
-/* pcie */
-#define SYS_CTRL_HCSL_CTRL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x114)
-
-/* System control multi-function pin function selection */
-#define SYS_CTRL_SECONDARY_SEL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x14)
-#define SYS_CTRL_TERTIARY_SEL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x8c)
-#define SYS_CTRL_QUATERNARY_SEL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x94)
-#define SYS_CTRL_DEBUG_SEL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0x9c)
-#define SYS_CTRL_ALTERNATIVE_SEL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xa4)
-#define SYS_CTRL_PULLUP_SEL IOMEM(OXNAS_SYSCRTL_BASE_VA + 0xac)
-
-/* Secure control multi-function pin function selection */
-#define SEC_CTRL_SECONDARY_SEL IOMEM(OXNAS_SECCRTL_BASE_VA + 0x14)
-#define SEC_CTRL_TERTIARY_SEL IOMEM(OXNAS_SECCRTL_BASE_VA + 0x8c)
-#define SEC_CTRL_QUATERNARY_SEL IOMEM(OXNAS_SECCRTL_BASE_VA + 0x94)
-#define SEC_CTRL_DEBUG_SEL IOMEM(OXNAS_SECCRTL_BASE_VA + 0x9c)
-#define SEC_CTRL_ALTERNATIVE_SEL IOMEM(OXNAS_SECCRTL_BASE_VA + 0xa4)
-#define SEC_CTRL_PULLUP_SEL IOMEM(OXNAS_SECCRTL_BASE_VA + 0xac)
-
-#define SEC_CTRL_COPRO_CTRL IOMEM(OXNAS_SECCRTL_BASE_VA + 0x68)
-#define SEC_CTRL_SECURE_CTRL IOMEM(OXNAS_SECCRTL_BASE_VA + 0x98)
-#define SEC_CTRL_LEON_DEBUG IOMEM(OXNAS_SECCRTL_BASE_VA + 0xF0)
-#define SEC_CTRL_PLLB_DIV_CTRL IOMEM(OXNAS_SECCRTL_BASE_VA + 0xF8)
-#define SEC_CTRL_PLLB_CTRL0 IOMEM(OXNAS_SECCRTL_BASE_VA + 0x1F0)
-#define SEC_CTRL_PLLB_CTRL1 IOMEM(OXNAS_SECCRTL_BASE_VA + 0x1F4)
-#define SEC_CTRL_PLLB_CTRL8 IOMEM(OXNAS_SECCRTL_BASE_VA + 0x1F4)
-
-#define RPSA_IRQ_SOFT IOMEM(OXNAS_RPSA_BASE_VA + 0x10)
-#define RPSA_FIQ_ENABLE IOMEM(OXNAS_RPSA_BASE_VA + 0x108)
-#define RPSA_FIQ_DISABLE IOMEM(OXNAS_RPSA_BASE_VA + 0x10C)
-#define RPSA_FIQ_IRQ_TO_FIQ IOMEM(OXNAS_RPSA_BASE_VA + 0x1FC)
-
-#define RPSC_IRQ_SOFT IOMEM(OXNAS_RPSC_BASE_VA + 0x10)
-#define RPSC_FIQ_ENABLE IOMEM(OXNAS_RPSC_BASE_VA + 0x108)
-#define RPSC_FIQ_DISABLE IOMEM(OXNAS_RPSC_BASE_VA + 0x10C)
-#define RPSC_FIQ_IRQ_TO_FIQ IOMEM(OXNAS_RPSC_BASE_VA + 0x1FC)
-
-#define RPSA_TIMER2_VAL IOMEM(OXNAS_RPSA_BASE_VA + 0x224)
-
-#define REF300_DIV_INT_SHIFT 8
-#define REF300_DIV_FRAC_SHIFT 0
-#define REF300_DIV_INT(val) ((val) << REF300_DIV_INT_SHIFT)
-#define REF300_DIV_FRAC(val) ((val) << REF300_DIV_FRAC_SHIFT)
-
-#define USBHSPHY_SUSPENDM_MANUAL_ENABLE 16
-#define USBHSPHY_SUSPENDM_MANUAL_STATE 15
-#define USBHSPHY_ATE_ESET 14
-#define USBHSPHY_TEST_DIN 6
-#define USBHSPHY_TEST_ADD 2
-#define USBHSPHY_TEST_DOUT_SEL 1
-#define USBHSPHY_TEST_CLK 0
-
-#define USB_CTRL_USBAPHY_CKSEL_SHIFT 5
-#define USB_CLK_XTAL0_XTAL1 (0 << USB_CTRL_USBAPHY_CKSEL_SHIFT)
-#define USB_CLK_XTAL0 (1 << USB_CTRL_USBAPHY_CKSEL_SHIFT)
-#define USB_CLK_INTERNAL (2 << USB_CTRL_USBAPHY_CKSEL_SHIFT)
-
-#define USBAMUX_DEVICE BIT(4)
-
-#define USBPHY_REFCLKDIV_SHIFT 2
-#define USB_PHY_REF_12MHZ (0 << USBPHY_REFCLKDIV_SHIFT)
-#define USB_PHY_REF_24MHZ (1 << USBPHY_REFCLKDIV_SHIFT)
-#define USB_PHY_REF_48MHZ (2 << USBPHY_REFCLKDIV_SHIFT)
-
-#define USB_CTRL_USB_CKO_SEL_BIT 0
-
-#define USB_INT_CLK_XTAL 0
-#define USB_INT_CLK_REF300 2
-#define USB_INT_CLK_PLLB 3
-
-#define SYS_CTRL_GMAC_CKEN_RX_IN 14
-#define SYS_CTRL_GMAC_CKEN_RXN_OUT 13
-#define SYS_CTRL_GMAC_CKEN_RX_OUT 12
-#define SYS_CTRL_GMAC_CKEN_TX_IN 10
-#define SYS_CTRL_GMAC_CKEN_TXN_OUT 9
-#define SYS_CTRL_GMAC_CKEN_TX_OUT 8
-#define SYS_CTRL_GMAC_RX_SOURCE 7
-#define SYS_CTRL_GMAC_TX_SOURCE 6
-#define SYS_CTRL_GMAC_LOW_TX_SOURCE 4
-#define SYS_CTRL_GMAC_AUTO_TX_SOURCE 3
-#define SYS_CTRL_GMAC_RGMII 2
-#define SYS_CTRL_GMAC_SIMPLE_MUX 1
-#define SYS_CTRL_GMAC_CKEN_GTX 0
-#define SYS_CTRL_GMAC_TX_VARDELAY_SHIFT 0
-#define SYS_CTRL_GMAC_TXN_VARDELAY_SHIFT 8
-#define SYS_CTRL_GMAC_RX_VARDELAY_SHIFT 16
-#define SYS_CTRL_GMAC_RXN_VARDELAY_SHIFT 24
-#define SYS_CTRL_GMAC_TX_VARDELAY(d) ((d)<<SYS_CTRL_GMAC_TX_VARDELAY_SHIFT)
-#define SYS_CTRL_GMAC_TXN_VARDELAY(d) ((d)<<SYS_CTRL_GMAC_TXN_VARDELAY_SHIFT)
-#define SYS_CTRL_GMAC_RX_VARDELAY(d) ((d)<<SYS_CTRL_GMAC_RX_VARDELAY_SHIFT)
-#define SYS_CTRL_GMAC_RXN_VARDELAY(d) ((d)<<SYS_CTRL_GMAC_RXN_VARDELAY_SHIFT)
-
-#define PLLB_BYPASS 1
-#define PLLB_ENSAT 3
-#define PLLB_OUTDIV 4
-#define PLLB_REFDIV 8
-#define PLLB_DIV_INT_SHIFT 8
-#define PLLB_DIV_FRAC_SHIFT 0
-#define PLLB_DIV_INT(val) ((val) << PLLB_DIV_INT_SHIFT)
-#define PLLB_DIV_FRAC(val) ((val) << PLLB_DIV_FRAC_SHIFT)
-
-#define SYS_CTRL_CKCTRL_PCI_DIV_BIT 0
-#define SYS_CTRL_CKCTRL_SLOW_BIT 8
-
-#define SYS_CTRL_UART2_DEQ_EN 0
-#define SYS_CTRL_UART3_DEQ_EN 1
-#define SYS_CTRL_UART3_IQ_EN 2
-#define SYS_CTRL_UART4_IQ_EN 3
-#define SYS_CTRL_UART4_NOT_PCI_MODE 4
-
-#define SYS_CTRL_PCI_CTRL1_PCI_STATIC_RQ_BIT 11
-
-#define PLLA_REFDIV_MASK 0x3F
-#define PLLA_REFDIV_SHIFT 8
-#define PLLA_OUTDIV_MASK 0x7
-#define PLLA_OUTDIV_SHIFT 4
-
-/* bit numbers of clock control register */
-#define SYS_CTRL_CLK_COPRO 0
-#define SYS_CTRL_CLK_DMA 1
-#define SYS_CTRL_CLK_CIPHER 2
-#define SYS_CTRL_CLK_SD 3
-#define SYS_CTRL_CLK_SATA 4
-#define SYS_CTRL_CLK_I2S 5
-#define SYS_CTRL_CLK_USBHS 6
-#define SYS_CTRL_CLK_MACA 7
-#define SYS_CTRL_CLK_MAC SYS_CTRL_CLK_MACA
-#define SYS_CTRL_CLK_PCIEA 8
-#define SYS_CTRL_CLK_STATIC 9
-#define SYS_CTRL_CLK_MACB 10
-#define SYS_CTRL_CLK_PCIEB 11
-#define SYS_CTRL_CLK_REF600 12
-#define SYS_CTRL_CLK_USBDEV 13
-#define SYS_CTRL_CLK_DDR 14
-#define SYS_CTRL_CLK_DDRPHY 15
-#define SYS_CTRL_CLK_DDRCK 16
-
-
-/* bit numbers of reset control register */
-#define SYS_CTRL_RST_SCU 0
-#define SYS_CTRL_RST_COPRO 1
-#define SYS_CTRL_RST_ARM0 2
-#define SYS_CTRL_RST_ARM1 3
-#define SYS_CTRL_RST_USBHS 4
-#define SYS_CTRL_RST_USBHSPHYA 5
-#define SYS_CTRL_RST_MACA 6
-#define SYS_CTRL_RST_MAC SYS_CTRL_RST_MACA
-#define SYS_CTRL_RST_PCIEA 7
-#define SYS_CTRL_RST_SGDMA 8
-#define SYS_CTRL_RST_CIPHER 9
-#define SYS_CTRL_RST_DDR 10
-#define SYS_CTRL_RST_SATA 11
-#define SYS_CTRL_RST_SATA_LINK 12
-#define SYS_CTRL_RST_SATA_PHY 13
-#define SYS_CTRL_RST_PCIEPHY 14
-#define SYS_CTRL_RST_STATIC 15
-#define SYS_CTRL_RST_GPIO 16
-#define SYS_CTRL_RST_UART1 17
-#define SYS_CTRL_RST_UART2 18
-#define SYS_CTRL_RST_MISC 19
-#define SYS_CTRL_RST_I2S 20
-#define SYS_CTRL_RST_SD 21
-#define SYS_CTRL_RST_MACB 22
-#define SYS_CTRL_RST_PCIEB 23
-#define SYS_CTRL_RST_VIDEO 24
-#define SYS_CTRL_RST_DDR_PHY 25
-#define SYS_CTRL_RST_USBHSPHYB 26
-#define SYS_CTRL_RST_USBDEV 27
-#define SYS_CTRL_RST_ARMDBG 29
-#define SYS_CTRL_RST_PLLA 30
-#define SYS_CTRL_RST_PLLB 31
-
-#endif
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/iomap.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/iomap.h
deleted file mode 100644
index 01de7b78ef..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/iomap.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#ifndef __MACH_OXNAS_IOMAP_H
-#define __MACH_OXNAS_IOMAP_H
-
-#include <linux/sizes.h>
-
-#define OXNAS_UART1_BASE 0x44200000
-#define OXNAS_UART1_SIZE SZ_32
-#define OXNAS_UART1_BASE_VA 0xF0000000
-
-#define OXNAS_UART2_BASE 0x44300000
-#define OXNAS_UART2_SIZE SZ_32
-
-#define OXNAS_PERCPU_BASE 0x47000000
-#define OXNAS_PERCPU_SIZE SZ_8K
-#define OXNAS_PERCPU_BASE_VA 0xF0002000
-
-#define OXNAS_SYSCRTL_BASE 0x44E00000
-#define OXNAS_SYSCRTL_SIZE SZ_4K
-#define OXNAS_SYSCRTL_BASE_VA 0xF0004000
-
-#define OXNAS_SECCRTL_BASE 0x44F00000
-#define OXNAS_SECCRTL_SIZE SZ_4K
-#define OXNAS_SECCRTL_BASE_VA 0xF0005000
-
-#define OXNAS_RPSA_BASE 0x44400000
-#define OXNAS_RPSA_SIZE SZ_4K
-#define OXNAS_RPSA_BASE_VA 0xF0006000
-
-#define OXNAS_RPSC_BASE 0x44500000
-#define OXNAS_RPSC_SIZE SZ_4K
-#define OXNAS_RPSC_BASE_VA 0xF0007000
-
-#endif
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/irqs.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/irqs.h
deleted file mode 100644
index bcafd10ae0..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/irqs.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef __ASM_ARCH_IRQS_H
-#define __ASM_ARCH_IRQS_H
-
-#define IRQ_SOFT 1
-#define NR_IRQS 160
-
-#endif
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/smp.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/smp.h
deleted file mode 100644
index 1128635963..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/smp.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * smp.h
- *
- * Created on: Sep 24, 2013
- * Author: mahaijun
- */
-
-#ifndef _NAS782X_SMP_H_
-#define _NAS782X_SMP_H_
-
-#include <mach/hardware.h>
-
-extern void ox820_secondary_startup(void);
-extern void ox820_cpu_die(unsigned int cpu);
-
-static inline void write_pen_release(int val)
-{
- writel(val, HOLDINGPEN_CPU);
-}
-
-static inline int read_pen_release(void)
-{
- return readl(HOLDINGPEN_CPU);
-}
-
-extern struct smp_operations ox820_smp_ops;
-
-extern unsigned char ox820_fiq_start, ox820_fiq_end;
-extern void v6_dma_map_area(const void *, size_t, int);
-extern void v6_dma_unmap_area(const void *, size_t, int);
-extern void v6_dma_flush_range(const void *, const void *);
-extern void v6_flush_kern_dcache_area(void *, size_t);
-
-#endif /* _NAS782X_SMP_H_ */
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/timex.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/timex.h
deleted file mode 100644
index 4133594d16..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/timex.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __ASM_ARCH_TIMEX_H
-#define __ASM_ARCH_TIMEX_H
-
-#define CLOCK_TICK_RATE 6250000
-
-#endif
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/uncompress.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/uncompress.h
deleted file mode 100644
index fbc372787e..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/uncompress.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/* linux/include/asm-arm/arch-oxnas/uncompress.h
- *
- * 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.
-*/
-
-#ifndef __ASM_ARCH_UNCOMPRESS_H
-#define __ASM_ARCH_UNCOMPRESS_H
-
-#define OXNAS_UART1_BASE 0x44200000
-
-static inline void putc(int c)
-{
- static volatile unsigned char *uart =
- (volatile unsigned char *)OXNAS_UART1_BASE;
-
- while (!(uart[5] & 0x20)) { /* LSR reg THR empty bit */
- barrier();
- }
- uart[0] = c; /* THR register */
-}
-
-static inline void flush(void)
-{
-}
-
-#define arch_decomp_setup()
-
-#define arch_decomp_wdog()
-
-#endif /* __ASM_ARCH_UNCOMPRESS_H */
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/utils.h b/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/utils.h
deleted file mode 100644
index 910d7019c7..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/include/mach/utils.h
+++ /dev/null
@@ -1,34 +0,0 @@
-#ifndef _NAS782X_UTILS_H
-#define _NAS782X_UTILS_H
-
-#include <linux/io.h>
-#include <mach/hardware.h>
-
-static inline void oxnas_register_clear_mask(void __iomem *p, unsigned mask)
-{
- u32 val = readl_relaxed(p);
-
- val &= ~mask;
- writel_relaxed(val, p);
-}
-
-static inline void oxnas_register_set_mask(void __iomem *p, unsigned mask)
-{
- u32 val = readl_relaxed(p);
-
- val |= mask;
- writel_relaxed(val, p);
-}
-
-static inline void oxnas_register_value_mask(void __iomem *p,
- unsigned mask, unsigned new_value)
-{
- /* TODO sanity check mask & new_value = new_value */
- u32 val = readl_relaxed(p);
-
- val &= ~mask;
- val |= new_value;
- writel_relaxed(val, p);
-}
-
-#endif /* _NAS782X_UTILS_H */
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/mach-ox820.c b/target/linux/oxnas/files/arch/arm/mach-oxnas/mach-ox820.c
deleted file mode 100644
index 31b7c90582..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/mach-ox820.c
+++ /dev/null
@@ -1,183 +0,0 @@
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/bug.h>
-#include <linux/of_platform.h>
-#include <linux/clocksource.h>
-#include <linux/clk-provider.h>
-#include <linux/clk.h>
-#include <linux/slab.h>
-#include <linux/gfp.h>
-#include <linux/reset.h>
-#include <asm/mach-types.h>
-#include <asm/mach/map.h>
-#include <asm/mach/arch.h>
-#include <asm/page.h>
-#include <mach/iomap.h>
-#include <mach/hardware.h>
-#include <mach/utils.h>
-#include <mach/smp.h>
-
-static struct map_desc ox820_io_desc[] __initdata = {
- {
- .virtual = (unsigned long)OXNAS_PERCPU_BASE_VA,
- .pfn = __phys_to_pfn(OXNAS_PERCPU_BASE),
- .length = OXNAS_PERCPU_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)OXNAS_SYSCRTL_BASE_VA,
- .pfn = __phys_to_pfn(OXNAS_SYSCRTL_BASE),
- .length = OXNAS_SYSCRTL_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)OXNAS_SECCRTL_BASE_VA,
- .pfn = __phys_to_pfn(OXNAS_SECCRTL_BASE),
- .length = OXNAS_SECCRTL_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)OXNAS_RPSA_BASE_VA,
- .pfn = __phys_to_pfn(OXNAS_RPSA_BASE),
- .length = OXNAS_RPSA_SIZE,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)OXNAS_RPSC_BASE_VA,
- .pfn = __phys_to_pfn(OXNAS_RPSC_BASE),
- .length = OXNAS_RPSC_SIZE,
- .type = MT_DEVICE,
- },
-};
-
-void __init ox820_map_common_io(void)
-{
- debug_ll_io_init();
- iotable_init(ox820_io_desc, ARRAY_SIZE(ox820_io_desc));
-}
-
-static void __init ox820_dt_init(void)
-{
- int ret;
-
- ret = of_platform_populate(NULL, of_default_bus_match_table, NULL,
- NULL);
-
- if (ret) {
- pr_err("of_platform_populate failed: %d\n", ret);
- BUG();
- }
-
-}
-
-static void __init ox820_timer_init(void)
-{
- of_clk_init(NULL);
- clocksource_probe();
-}
-
-void ox820_init_early(void)
-{
-
-}
-
-void ox820_assert_system_reset(enum reboot_mode mode, const char *cmd)
-{
- u32 value;
-
-/* Assert reset to cores as per power on defaults
- * Don't touch the DDR interface as things will come to an impromptu stop
- * NB Possibly should be asserting reset for PLLB, but there are timing
- * concerns here according to the docs */
- value = BIT(SYS_CTRL_RST_COPRO) |
- BIT(SYS_CTRL_RST_USBHS) |
- BIT(SYS_CTRL_RST_USBHSPHYA) |
- BIT(SYS_CTRL_RST_MACA) |
- BIT(SYS_CTRL_RST_PCIEA) |
- BIT(SYS_CTRL_RST_SGDMA) |
- BIT(SYS_CTRL_RST_CIPHER) |
- BIT(SYS_CTRL_RST_SATA) |
- BIT(SYS_CTRL_RST_SATA_LINK) |
- BIT(SYS_CTRL_RST_SATA_PHY) |
- BIT(SYS_CTRL_RST_PCIEPHY) |
- BIT(SYS_CTRL_RST_STATIC) |
- BIT(SYS_CTRL_RST_UART1) |
- BIT(SYS_CTRL_RST_UART2) |
- BIT(SYS_CTRL_RST_MISC) |
- BIT(SYS_CTRL_RST_I2S) |
- BIT(SYS_CTRL_RST_SD) |
- BIT(SYS_CTRL_RST_MACB) |
- BIT(SYS_CTRL_RST_PCIEB) |
- BIT(SYS_CTRL_RST_VIDEO) |
- BIT(SYS_CTRL_RST_USBHSPHYB) |
- BIT(SYS_CTRL_RST_USBDEV);
-
- writel(value, SYS_CTRL_RST_SET_CTRL);
-
- /* Release reset to cores as per power on defaults */
- writel(BIT(SYS_CTRL_RST_GPIO), SYS_CTRL_RST_CLR_CTRL);
-
- /* Disable clocks to cores as per power-on defaults - must leave DDR
- * related clocks enabled otherwise we'll stop rather abruptly. */
- value =
- BIT(SYS_CTRL_CLK_COPRO) |
- BIT(SYS_CTRL_CLK_DMA) |
- BIT(SYS_CTRL_CLK_CIPHER) |
- BIT(SYS_CTRL_CLK_SD) |
- BIT(SYS_CTRL_CLK_SATA) |
- BIT(SYS_CTRL_CLK_I2S) |
- BIT(SYS_CTRL_CLK_USBHS) |
- BIT(SYS_CTRL_CLK_MAC) |
- BIT(SYS_CTRL_CLK_PCIEA) |
- BIT(SYS_CTRL_CLK_STATIC) |
- BIT(SYS_CTRL_CLK_MACB) |
- BIT(SYS_CTRL_CLK_PCIEB) |
- BIT(SYS_CTRL_CLK_REF600) |
- BIT(SYS_CTRL_CLK_USBDEV);
-
- writel(value, SYS_CTRL_CLK_CLR_CTRL);
-
- /* Enable clocks to cores as per power-on defaults */
-
- /* Set sys-control pin mux'ing as per power-on defaults */
- writel(0, SYS_CTRL_SECONDARY_SEL);
- writel(0, SYS_CTRL_TERTIARY_SEL);
- writel(0, SYS_CTRL_QUATERNARY_SEL);
- writel(0, SYS_CTRL_DEBUG_SEL);
- writel(0, SYS_CTRL_ALTERNATIVE_SEL);
- writel(0, SYS_CTRL_PULLUP_SEL);
-
- writel(0, SEC_CTRL_SECONDARY_SEL);
- writel(0, SEC_CTRL_TERTIARY_SEL);
- writel(0, SEC_CTRL_QUATERNARY_SEL);
- writel(0, SEC_CTRL_DEBUG_SEL);
- writel(0, SEC_CTRL_ALTERNATIVE_SEL);
- writel(0, SEC_CTRL_PULLUP_SEL);
-
- /* No need to save any state, as the ROM loader can determine whether
- * reset is due to power cycling or programatic action, just hit the
- * (self-clearing) CPU reset bit of the block reset register */
- value =
- BIT(SYS_CTRL_RST_SCU) |
- BIT(SYS_CTRL_RST_ARM0) |
- BIT(SYS_CTRL_RST_ARM1);
-
- writel(value, SYS_CTRL_RST_SET_CTRL);
-}
-
-static const char * const ox820_dt_board_compat[] = {
- "plxtech,nas7820",
- "plxtech,nas7821",
- "plxtech,nas7825",
- NULL
-};
-
-DT_MACHINE_START(OX820_DT, "PLXTECH NAS782X SoC (Flattened Device Tree)")
- .map_io = ox820_map_common_io,
- .smp = smp_ops(ox820_smp_ops),
- .init_early = ox820_init_early,
- .init_time = ox820_timer_init,
- .init_machine = ox820_dt_init,
- .restart = ox820_assert_system_reset,
- .dt_compat = ox820_dt_board_compat,
-MACHINE_END
diff --git a/target/linux/oxnas/files/arch/arm/mach-oxnas/platsmp.c b/target/linux/oxnas/files/arch/arm/mach-oxnas/platsmp.c
deleted file mode 100644
index 8e4e2d8273..0000000000
--- a/target/linux/oxnas/files/arch/arm/mach-oxnas/platsmp.c
+++ /dev/null
@@ -1,315 +0,0 @@
-/*
- * arch/arm/mach-ox820/platsmp.c
- *
- * Copyright (C) 2002 ARM Ltd.
- * All Rights Reserved
- *
- * 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/device.h>
-#include <linux/jiffies.h>
-#include <linux/smp.h>
-#include <linux/io.h>
-#include <linux/dma-mapping.h>
-#include <linux/cache.h>
-#include <asm/cacheflush.h>
-#include <asm/smp_scu.h>
-#include <asm/tlbflush.h>
-#include <asm/cputype.h>
-#include <linux/delay.h>
-#include <asm/fiq.h>
-
-#include <linux/irqchip/arm-gic.h>
-#include <mach/iomap.h>
-#include <mach/smp.h>
-#include <mach/hardware.h>
-#include <mach/irqs.h>
-
-#ifdef CONFIG_DMA_CACHE_FIQ_BROADCAST
-
-#define FIQ_GENERATE 0x00000002
-#define OXNAS_MAP_AREA 0x01000000
-#define OXNAS_UNMAP_AREA 0x02000000
-#define OXNAS_FLUSH_RANGE 0x03000000
-
-struct fiq_req {
- union {
- struct {
- const void *addr;
- size_t size;
- } map;
- struct {
- const void *addr;
- size_t size;
- } unmap;
- struct {
- const void *start;
- const void *end;
- } flush;
- };
- volatile uint flags;
- void __iomem *reg;
-} ____cacheline_aligned;
-
-static struct fiq_handler fh = {
- .name = "oxnas-fiq"
-};
-
-DEFINE_PER_CPU(struct fiq_req, fiq_data);
-
-static inline void ox820_set_fiq_regs(unsigned int cpu)
-{
- struct pt_regs FIQ_regs;
- struct fiq_req *fiq_req = &per_cpu(fiq_data, !cpu);
-
- FIQ_regs.ARM_r8 = 0;
- FIQ_regs.ARM_ip = (unsigned int)fiq_req;
- FIQ_regs.ARM_sp = (int)(cpu ? RPSC_IRQ_SOFT : RPSA_IRQ_SOFT);
- fiq_req->reg = cpu ? RPSC_IRQ_SOFT : RPSA_IRQ_SOFT;
-
- set_fiq_regs(&FIQ_regs);
-}
-
-static void __init ox820_init_fiq(void)
-{
- void *fiqhandler_start;
- unsigned int fiqhandler_length;
- int ret;
-
- fiqhandler_start = &ox820_fiq_start;
- fiqhandler_length = &ox820_fiq_end - &ox820_fiq_start;
-
- ret = claim_fiq(&fh);
-
- if (ret)
- return;
-
- set_fiq_handler(fiqhandler_start, fiqhandler_length);
-
- writel(IRQ_SOFT, RPSA_FIQ_IRQ_TO_FIQ);
- writel(1, RPSA_FIQ_ENABLE);
- writel(IRQ_SOFT, RPSC_FIQ_IRQ_TO_FIQ);
- writel(1, RPSC_FIQ_ENABLE);
-}
-
-void fiq_dma_map_area(const void *addr, size_t size, int dir)
-{
- unsigned long flags;
- struct fiq_req *req;
-
- raw_local_irq_save(flags);
- /* currently, not possible to take cpu0 down, so only check cpu1 */
- if (!cpu_online(1)) {
- raw_local_irq_restore(flags);
- v6_dma_map_area(addr, size, dir);
- return;
- }
-
- req = this_cpu_ptr(&fiq_data);
- req->map.addr = addr;
- req->map.size = size;
- req->flags = dir | OXNAS_MAP_AREA;
- smp_mb();
-
- writel_relaxed(FIQ_GENERATE, req->reg);
-
- v6_dma_map_area(addr, size, dir);
- while (req->flags)
- barrier();
-
- raw_local_irq_restore(flags);
-}
-
-void fiq_dma_unmap_area(const void *addr, size_t size, int dir)
-{
- unsigned long flags;
- struct fiq_req *req;
-
- raw_local_irq_save(flags);
- /* currently, not possible to take cpu0 down, so only check cpu1 */
- if (!cpu_online(1)) {
- raw_local_irq_restore(flags);
- v6_dma_unmap_area(addr, size, dir);
- return;
- }
-
- req = this_cpu_ptr(&fiq_data);
- req->unmap.addr = addr;
- req->unmap.size = size;
- req->flags = dir | OXNAS_UNMAP_AREA;
- smp_mb();
-
- writel_relaxed(FIQ_GENERATE, req->reg);
-
- v6_dma_unmap_area(addr, size, dir);
- while (req->flags)
- barrier();
-
- raw_local_irq_restore(flags);
-}
-
-void fiq_dma_flush_range(const void *start, const void *end)
-{
- unsigned long flags;
- struct fiq_req *req;
-
- raw_local_irq_save(flags);
- /* currently, not possible to take cpu0 down, so only check cpu1 */
- if (!cpu_online(1)) {
- raw_local_irq_restore(flags);
- v6_dma_flush_range(start, end);
- return;
- }
-
- req = this_cpu_ptr(&fiq_data);
-
- req->flush.start = start;
- req->flush.end = end;
- req->flags = OXNAS_FLUSH_RANGE;
- smp_mb();
-
- writel_relaxed(FIQ_GENERATE, req->reg);
-
- v6_dma_flush_range(start, end);
-
- while (req->flags)
- barrier();
-
- raw_local_irq_restore(flags);
-}
-
-void fiq_flush_kern_dcache_area(void *addr, size_t size)
-{
- fiq_dma_flush_range(addr, addr + size);
-}
-#else
-
-#define ox820_set_fiq_regs(cpu) do {} while (0) /* nothing */
-#define ox820_init_fiq() do {} while (0) /* nothing */
-
-#endif /* DMA_CACHE_FIQ_BROADCAST */
-
-static DEFINE_SPINLOCK(boot_lock);
-
-void ox820_secondary_init(unsigned int cpu)
-{
- /*
- * Setup Secondary Core FIQ regs
- */
- ox820_set_fiq_regs(1);
-
- /*
- * let the primary processor know we're out of the
- * pen, then head off into the C entry point
- */
- write_pen_release(-1);
-
- /*
- * Synchronise with the boot thread.
- */
- spin_lock(&boot_lock);
- spin_unlock(&boot_lock);
-}
-
-int ox820_boot_secondary(unsigned int cpu, struct task_struct *idle)
-{
- unsigned long timeout;
-
- /*
- * Set synchronisation state between this boot processor
- * and the secondary one
- */
- spin_lock(&boot_lock);
-
- /*
- * This is really belt and braces; we hold unintended secondary
- * CPUs in the holding pen until we're ready for them. However,
- * since we haven't sent them a soft interrupt, they shouldn't
- * be there.
- */
- write_pen_release(cpu);
-
- writel(1, IOMEM(OXNAS_GICN_BASE_VA(cpu) + GIC_CPU_CTRL));
-
- /*
- * Send the secondary CPU a soft interrupt, thereby causing
- * the boot monitor to read the system wide flags register,
- * and branch to the address found there.
- */
-
- arch_send_wakeup_ipi_mask(cpumask_of(cpu));
- timeout = jiffies + (1 * HZ);
- while (time_before(jiffies, timeout)) {
- smp_rmb();
- if (read_pen_release() == -1)
- break;
-
- udelay(10);
- }
-
- /*
- * now the secondary core is starting up let it run its
- * calibrations, then wait for it to finish
- */
- spin_unlock(&boot_lock);
-
- return read_pen_release() != -1 ? -ENOSYS : 0;
-}
-
-void *scu_base_addr(void)
-{
- return IOMEM(OXNAS_SCU_BASE_VA);
-}
-
-/*
- * Initialise the CPU possible map early - this describes the CPUs
- * which may be present or become present in the system.
- */
-static void __init ox820_smp_init_cpus(void)
-{
- void __iomem *scu_base = scu_base_addr();
- unsigned int i, ncores;
-
- ncores = scu_base ? scu_get_core_count(scu_base) : 1;
-
- /* sanity check */
- if (ncores > nr_cpu_ids) {
- pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
- ncores, nr_cpu_ids);
- ncores = nr_cpu_ids;
- }
-
- for (i = 0; i < ncores; i++)
- set_cpu_possible(i, true);
-}
-
-static void __init ox820_smp_prepare_cpus(unsigned int max_cpus)
-{
-
- scu_enable(scu_base_addr());
-
- /*
- * Write the address of secondary startup into the
- * system-wide flags register. The BootMonitor waits
- * until it receives a soft interrupt, and then the
- * secondary CPU branches to this address.
- */
- writel(virt_to_phys(ox820_secondary_startup),
- HOLDINGPEN_LOCATION);
- ox820_init_fiq();
-
- ox820_set_fiq_regs(0);
-}
-
-struct smp_operations ox820_smp_ops __initdata = {
- .smp_init_cpus = ox820_smp_init_cpus,
- .smp_prepare_cpus = ox820_smp_prepare_cpus,
- .smp_secondary_init = ox820_secondary_init,
- .smp_boot_secondary = ox820_boot_secondary,
-#ifdef CONFIG_HOTPLUG_CPU
- .cpu_die = ox820_cpu_die,
-#endif
-};