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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-02-26 00:30:32 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-02-26 00:30:32 +0000
commitbc1cf3443e1f5cd0d531835d79b60412e3e1687a (patch)
treec155bcbb3760aa0f0d1e8ba82309e5027e6d0c15 /target/linux/atheros/patches-2.6.36/100-board.patch
parent6b40c569944a8d9b1e25d1fcd876e30fe7febb14 (diff)
atheros: remove support for older kernels
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25721 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/atheros/patches-2.6.36/100-board.patch')
-rw-r--r--target/linux/atheros/patches-2.6.36/100-board.patch3129
1 files changed, 0 insertions, 3129 deletions
diff --git a/target/linux/atheros/patches-2.6.36/100-board.patch b/target/linux/atheros/patches-2.6.36/100-board.patch
deleted file mode 100644
index c697b4b2d..000000000
--- a/target/linux/atheros/patches-2.6.36/100-board.patch
+++ /dev/null
@@ -1,3129 +0,0 @@
---- a/arch/mips/Kconfig
-+++ b/arch/mips/Kconfig
-@@ -97,6 +97,19 @@ config BCM63XX
- help
- Support for BCM63XX based boards
-
-+config ATHEROS_AR231X
-+ bool "Atheros 231x/531x SoC support"
-+ select CEVT_R4K
-+ select CSRC_R4K
-+ select DMA_NONCOHERENT
-+ select IRQ_CPU
-+ select SYS_HAS_CPU_MIPS32_R1
-+ select SYS_SUPPORTS_BIG_ENDIAN
-+ select SYS_SUPPORTS_32BIT_KERNEL
-+ select GENERIC_GPIO
-+ help
-+ Support for AR231x and AR531x based boards
-+
- config MIPS_COBALT
- bool "Cobalt Server"
- select CEVT_R4K
-@@ -708,6 +721,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD
-
- endchoice
-
-+source "arch/mips/ar231x/Kconfig"
- source "arch/mips/alchemy/Kconfig"
- source "arch/mips/bcm63xx/Kconfig"
- source "arch/mips/jazz/Kconfig"
---- a/arch/mips/Kbuild.platforms
-+++ b/arch/mips/Kbuild.platforms
-@@ -5,6 +5,7 @@ platforms += ar7
- platforms += bcm47xx
- platforms += bcm63xx
- platforms += cavium-octeon
-+platforms += ar231x
- platforms += cobalt
- platforms += dec
- platforms += emma
---- /dev/null
-+++ b/arch/mips/ar231x/Platform
-@@ -0,0 +1,6 @@
-+#
-+# Atheros AR5312/AR2312 WiSoC
-+#
-+platform-$(CONFIG_ATHEROS_AR231X) += ar231x/
-+cflags-$(CONFIG_ATHEROS_AR231X) += -I$(srctree)/arch/mips/include/asm/mach-ar231x
-+load-$(CONFIG_ATHEROS_AR231X) += 0xffffffff80041000
---- /dev/null
-+++ b/arch/mips/ar231x/Kconfig
-@@ -0,0 +1,17 @@
-+config ATHEROS_AR5312
-+ bool "Atheros 5312/2312+ support"
-+ depends on ATHEROS_AR231X
-+ default y
-+
-+config ATHEROS_AR2315
-+ bool "Atheros 2315+ support"
-+ depends on ATHEROS_AR231X
-+ select DMA_NONCOHERENT
-+ select CEVT_R4K
-+ select CSRC_R4K
-+ select IRQ_CPU
-+ select SYS_HAS_CPU_MIPS32_R1
-+ select SYS_SUPPORTS_32BIT_KERNEL
-+ select SYS_SUPPORTS_BIG_ENDIAN
-+ select GENERIC_GPIO
-+ default y
---- /dev/null
-+++ b/arch/mips/ar231x/Makefile
-@@ -0,0 +1,13 @@
-+#
-+# This file is subject to the terms and conditions of the GNU General Public
-+# License. See the file "COPYING" in the main directory of this archive
-+# for more details.
-+#
-+# Copyright (C) 2006 FON Technology, SL.
-+# Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+# Copyright (C) 2006-2009 Felix Fietkau <nbd@openwrt.org>
-+#
-+
-+obj-y += board.o prom.o devices.o
-+obj-$(CONFIG_ATHEROS_AR5312) += ar5312.o
-+obj-$(CONFIG_ATHEROS_AR2315) += ar2315.o
---- /dev/null
-+++ b/arch/mips/ar231x/board.c
-@@ -0,0 +1,251 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
-+ * Copyright (C) 2006 FON Technology, SL.
-+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2006-2009 Felix Fietkau <nbd@openwrt.org>
-+ */
-+
-+#include <generated/autoconf.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+#include <linux/types.h>
-+#include <linux/string.h>
-+#include <linux/platform_device.h>
-+#include <linux/kernel.h>
-+#include <linux/random.h>
-+#include <linux/etherdevice.h>
-+#include <asm/irq_cpu.h>
-+#include <asm/reboot.h>
-+#include <asm/io.h>
-+
-+#include <ar231x_platform.h>
-+#include "devices.h"
-+#include "ar5312.h"
-+#include "ar2315.h"
-+
-+void (*ar231x_irq_dispatch)(void);
-+
-+static inline bool
-+check_radio_magic(u8 *addr)
-+{
-+ addr += 0x7a; /* offset for flash magic */
-+ if ((addr[0] == 0x5a) && (addr[1] == 0xa5)) {
-+ return 1;
-+ }
-+ return 0;
-+}
-+
-+static inline bool
-+check_board_data(u8 *flash_limit, u8 *addr, bool broken)
-+{
-+ /* config magic found */
-+ if (*((u32 *)addr) == AR531X_BD_MAGIC)
-+ return 1;
-+
-+ if (!broken)
-+ return 0;
-+
-+ if (check_radio_magic(addr + 0xf8))
-+ ar231x_board.radio = addr + 0xf8;
-+ if ((addr < flash_limit + 0x10000) &&
-+ check_radio_magic(addr + 0x10000))
-+ ar231x_board.radio = addr + 0x10000;
-+
-+ if (ar231x_board.radio) {
-+ /* broken board data detected, use radio data to find the offset,
-+ * user will fix this */
-+ return 1;
-+ }
-+ return 0;
-+}
-+
-+static u8 *
-+find_board_config(u8 *flash_limit, bool broken)
-+{
-+ u8 *addr;
-+ int found = 0;
-+
-+ for (addr = flash_limit - 0x1000;
-+ addr >= flash_limit - 0x30000;
-+ addr -= 0x1000) {
-+
-+ if (check_board_data(flash_limit, addr, broken)) {
-+ found = 1;
-+ break;
-+ }
-+ }
-+
-+ if (!found)
-+ addr = NULL;
-+
-+ return addr;
-+}
-+
-+static u8 *
-+find_radio_config(u8 *flash_limit, u8 *board_config)
-+{
-+ int found;
-+ u8 *radio_config;
-+
-+ /*
-+ * Now find the start of Radio Configuration data, using heuristics:
-+ * Search forward from Board Configuration data by 0x1000 bytes
-+ * at a time until we find non-0xffffffff.
-+ */
-+ found = 0;
-+ for (radio_config = board_config + 0x1000;
-+ (radio_config < flash_limit);
-+ radio_config += 0x1000) {
-+ if ((*(u32 *)radio_config != 0xffffffff) &&
-+ check_radio_magic(radio_config)) {
-+ found = 1;
-+ break;
-+ }
-+ }
-+
-+ /* AR2316 relocates radio config to new location */
-+ if (!found) {
-+ for (radio_config = board_config + 0xf8;
-+ (radio_config < flash_limit - 0x1000 + 0xf8);
-+ radio_config += 0x1000) {
-+ if ((*(u32 *)radio_config != 0xffffffff) &&
-+ check_radio_magic(radio_config)) {
-+ found = 1;
-+ break;
-+ }
-+ }
-+ }
-+
-+ if (!found) {
-+ printk("Could not find Radio Configuration data\n");
-+ radio_config = 0;
-+ }
-+
-+ return (u8 *) radio_config;
-+}
-+
-+int __init
-+ar231x_find_config(u8 *flash_limit)
-+{
-+ struct ar231x_boarddata *config;
-+ unsigned int rcfg_size;
-+ int broken_boarddata = 0;
-+ u8 *bcfg, *rcfg;
-+ u8 *board_data;
-+ u8 *radio_data;
-+ u32 offset;
-+
-+ ar231x_board.config = NULL;
-+ ar231x_board.radio = NULL;
-+ /* Copy the board and radio data to RAM, because accessing the mapped
-+ * memory of the flash directly after booting is not safe */
-+
-+ /* Try to find valid board and radio data */
-+ bcfg = find_board_config(flash_limit, false);
-+
-+ /* If that fails, try to at least find valid radio data */
-+ if (!bcfg) {
-+ bcfg = find_board_config(flash_limit, true);
-+ broken_boarddata = 1;
-+ }
-+
-+ if (!bcfg) {
-+ printk(KERN_WARNING "WARNING: No board configuration data found!\n");
-+ return -ENODEV;
-+ }
-+
-+ board_data = kzalloc(BOARD_CONFIG_BUFSZ, GFP_KERNEL);
-+ ar231x_board.config = (struct ar231x_boarddata *) board_data;
-+ memcpy(board_data, bcfg, 0x100);
-+ if (broken_boarddata) {
-+ printk(KERN_WARNING "WARNING: broken board data detected\n");
-+ config = ar231x_board.config;
-+ if (!memcmp(config->enet0_mac, "\x00\x00\x00\x00\x00\x00", 6)) {
-+ printk(KERN_INFO "Fixing up empty mac addresses\n");
-+ config->resetConfigGpio = 0xffff;
-+ config->sysLedGpio = 0xffff;
-+ random_ether_addr(config->wlan0_mac);
-+ config->wlan0_mac[0] &= ~0x06;
-+ random_ether_addr(config->enet0_mac);
-+ random_ether_addr(config->enet1_mac);
-+ }
-+ }
-+
-+
-+ /* Radio config starts 0x100 bytes after board config, regardless
-+ * of what the physical layout on the flash chip looks like */
-+
-+ if (ar231x_board.radio)
-+ rcfg = (u8 *) ar231x_board.radio;
-+ else
-+ rcfg = find_radio_config(flash_limit, bcfg);
-+
-+ if (!rcfg)
-+ return -ENODEV;
-+
-+ radio_data = board_data + 0x100 + ((rcfg - bcfg) & 0xfff);
-+ ar231x_board.radio = radio_data;
-+ offset = radio_data - board_data;
-+ printk(KERN_INFO "Radio config found at offset 0x%x(0x%x)\n", rcfg - bcfg, offset);
-+ rcfg_size = BOARD_CONFIG_BUFSZ - offset;
-+ memcpy(radio_data, rcfg, rcfg_size);
-+
-+ return 0;
-+}
-+
-+static void
-+ar231x_halt(void)
-+{
-+ local_irq_disable();
-+ while (1);
-+}
-+
-+void __init
-+plat_mem_setup(void)
-+{
-+ _machine_halt = ar231x_halt;
-+ pm_power_off = ar231x_halt;
-+
-+ ar5312_plat_setup();
-+ ar2315_plat_setup();
-+
-+ /* Disable data watchpoints */
-+ write_c0_watchlo0(0);
-+}
-+
-+
-+asmlinkage void
-+plat_irq_dispatch(void)
-+{
-+ ar231x_irq_dispatch();
-+}
-+
-+void __init
-+plat_time_init(void)
-+{
-+ ar5312_time_init();
-+ ar2315_time_init();
-+}
-+
-+unsigned int __cpuinit
-+get_c0_compare_int(void)
-+{
-+ return CP0_LEGACY_COMPARE_IRQ;
-+}
-+
-+void __init
-+arch_init_irq(void)
-+{
-+ clear_c0_status(ST0_IM);
-+ mips_cpu_irq_init();
-+
-+ /* Initialize interrupt controllers */
-+ ar5312_irq_init();
-+ ar2315_irq_init();
-+}
-+
-+
---- /dev/null
-+++ b/arch/mips/ar231x/prom.c
-@@ -0,0 +1,37 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright MontaVista Software Inc
-+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
-+ * Copyright (C) 2006 FON Technology, SL.
-+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
-+ */
-+
-+/*
-+ * Prom setup file for ar531x
-+ */
-+
-+#include <linux/init.h>
-+#include <generated/autoconf.h>
-+#include <linux/kernel.h>
-+#include <linux/string.h>
-+#include <linux/mm.h>
-+#include <linux/bootmem.h>
-+
-+#include <asm/bootinfo.h>
-+#include <asm/addrspace.h>
-+#include "ar5312.h"
-+#include "ar2315.h"
-+
-+void __init prom_init(void)
-+{
-+ ar5312_prom_init();
-+ ar2315_prom_init();
-+}
-+
-+void __init prom_free_prom_memory(void)
-+{
-+}
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/ar231x_platform.h
-@@ -0,0 +1,83 @@
-+#ifndef __AR531X_PLATFORM_H
-+#define __AR531X_PLATFORM_H
-+
-+/*
-+ * This is board-specific data that is stored in a "fixed" location in flash.
-+ * It is shared across operating systems, so it should not be changed lightly.
-+ * The main reason we need it is in order to extract the ethernet MAC
-+ * address(es).
-+ */
-+struct ar231x_boarddata {
-+ u32 magic; /* board data is valid */
-+#define AR531X_BD_MAGIC 0x35333131 /* "5311", for all 531x platforms */
-+ u16 cksum; /* checksum (starting with BD_REV 2) */
-+ u16 rev; /* revision of this struct */
-+#define BD_REV 4
-+ char boardName[64]; /* Name of board */
-+ u16 major; /* Board major number */
-+ u16 minor; /* Board minor number */
-+ u32 flags; /* Board configuration */
-+#define BD_ENET0 0x00000001 /* ENET0 is stuffed */
-+#define BD_ENET1 0x00000002 /* ENET1 is stuffed */
-+#define BD_UART1 0x00000004 /* UART1 is stuffed */
-+#define BD_UART0 0x00000008 /* UART0 is stuffed (dma) */
-+#define BD_RSTFACTORY 0x00000010 /* Reset factory defaults stuffed */
-+#define BD_SYSLED 0x00000020 /* System LED stuffed */
-+#define BD_EXTUARTCLK 0x00000040 /* External UART clock */
-+#define BD_CPUFREQ 0x00000080 /* cpu freq is valid in nvram */
-+#define BD_SYSFREQ 0x00000100 /* sys freq is set in nvram */
-+#define BD_WLAN0 0x00000200 /* Enable WLAN0 */
-+#define BD_MEMCAP 0x00000400 /* CAP SDRAM @ memCap for testing */
-+#define BD_DISWATCHDOG 0x00000800 /* disable system watchdog */
-+#define BD_WLAN1 0x00001000 /* Enable WLAN1 (ar5212) */
-+#define BD_ISCASPER 0x00002000 /* FLAG for AR2312 */
-+#define BD_WLAN0_2G_EN 0x00004000 /* FLAG for radio0_2G */
-+#define BD_WLAN0_5G_EN 0x00008000 /* FLAG for radio0_2G */
-+#define BD_WLAN1_2G_EN 0x00020000 /* FLAG for radio0_2G */
-+#define BD_WLAN1_5G_EN 0x00040000 /* FLAG for radio0_2G */
-+ u16 resetConfigGpio; /* Reset factory GPIO pin */
-+ u16 sysLedGpio; /* System LED GPIO pin */
-+
-+ u32 cpuFreq; /* CPU core frequency in Hz */
-+ u32 sysFreq; /* System frequency in Hz */
-+ u32 cntFreq; /* Calculated C0_COUNT frequency */
-+
-+ u8 wlan0_mac[6];
-+ u8 enet0_mac[6];
-+ u8 enet1_mac[6];
-+
-+ u16 pciId; /* Pseudo PCIID for common code */
-+ u16 memCap; /* cap bank1 in MB */
-+
-+ /* version 3 */
-+ u8 wlan1_mac[6]; /* (ar5212) */
-+};
-+
-+#define BOARD_CONFIG_BUFSZ 0x1000
-+
-+/*
-+ * Platform device information for the Wireless MAC
-+ */
-+struct ar231x_board_config {
-+ u16 devid;
-+
-+ /* board config data */
-+ struct ar231x_boarddata *config;
-+
-+ /* radio calibration data */
-+ const char *radio;
-+};
-+
-+/*
-+ * Platform device information for the Ethernet MAC
-+ */
-+struct ar231x_eth {
-+ u32 reset_base;
-+ u32 reset_mac;
-+ u32 reset_phy;
-+ u32 phy_base;
-+ struct ar231x_board_config *config;
-+ char *macaddr;
-+};
-+
-+#endif /* __AR531X_PLATFORM_H */
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/cpu-feature-overrides.h
-@@ -0,0 +1,84 @@
-+/*
-+ * Atheros SoC specific CPU feature overrides
-+ *
-+ * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
-+ *
-+ * This file was derived from: include/asm-mips/cpu-features.h
-+ * Copyright (C) 2003, 2004 Ralf Baechle
-+ * Copyright (C) 2004 Maciej W. Rozycki
-+ *
-+ * 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_MACH_ATHEROS_CPU_FEATURE_OVERRIDES_H
-+#define __ASM_MACH_ATHEROS_CPU_FEATURE_OVERRIDES_H
-+
-+/*
-+ * The ATHEROS SoCs have MIPS 4Kc/4KEc core.
-+ */
-+#define cpu_has_tlb 1
-+#define cpu_has_4kex 1
-+#define cpu_has_3k_cache 0
-+#define cpu_has_4k_cache 1
-+#define cpu_has_tx39_cache 0
-+#define cpu_has_sb1_cache 0
-+#define cpu_has_fpu 0
-+#define cpu_has_32fpr 0
-+#define cpu_has_counter 1
-+/* #define cpu_has_watch ? */
-+/* #define cpu_has_divec ? */
-+/* #define cpu_has_vce ? */
-+/* #define cpu_has_cache_cdex_p ? */
-+/* #define cpu_has_cache_cdex_s ? */
-+/* #define cpu_has_prefetch ? */
-+/* #define cpu_has_mcheck ? */
-+#define cpu_has_ejtag 1
-+
-+#if !defined(CONFIG_ATHEROS_AR5312)
-+# define cpu_has_llsc 1
-+#else
-+/*
-+ * The MIPS 4Kc V0.9 core in the AR5312/AR2312 have problems with the
-+ * ll/sc instructions.
-+ */
-+# define cpu_has_llsc 0
-+#endif
-+
-+#define cpu_has_mips16 0
-+#define cpu_has_mdmx 0
-+#define cpu_has_mips3d 0
-+#define cpu_has_smartmips 0
-+
-+/* #define cpu_has_vtag_icache ? */
-+/* #define cpu_has_dc_aliases ? */
-+/* #define cpu_has_ic_fills_f_dc ? */
-+/* #define cpu_has_pindexed_dcache ? */
-+
-+/* #define cpu_icache_snoops_remote_store ? */
-+
-+#define cpu_has_mips32r1 1
-+
-+#if !defined(CONFIG_ATHEROS_AR5312)
-+# define cpu_has_mips32r2 1
-+#endif
-+
-+#define cpu_has_mips64r1 0
-+#define cpu_has_mips64r2 0
-+
-+#define cpu_has_dsp 0
-+#define cpu_has_mipsmt 0
-+
-+/* #define cpu_has_nofpuex ? */
-+#define cpu_has_64bits 0
-+#define cpu_has_64bit_zero_reg 0
-+#define cpu_has_64bit_gp_regs 0
-+#define cpu_has_64bit_addresses 0
-+
-+/* #define cpu_has_inclusive_pcaches ? */
-+
-+/* #define cpu_dcache_line_size() ? */
-+/* #define cpu_icache_line_size() ? */
-+
-+#endif /* __ASM_MACH_ATHEROS_CPU_FEATURE_OVERRIDES_H */
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/dma-coherence.h
-@@ -0,0 +1,64 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org>
-+ * Copyright (C) 2007 Felix Fietkau <nbd@openwrt.org>
-+ *
-+ */
-+#ifndef __ASM_MACH_GENERIC_DMA_COHERENCE_H
-+#define __ASM_MACH_GENERIC_DMA_COHERENCE_H
-+
-+#define PCI_DMA_OFFSET 0x20000000
-+
-+struct device;
-+
-+static dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size)
-+{
-+ return virt_to_phys(addr) + (dev != NULL ? PCI_DMA_OFFSET : 0);
-+}
-+
-+static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
-+{
-+ return page_to_phys(page) + (dev != NULL ? PCI_DMA_OFFSET : 0);
-+}
-+
-+static inline unsigned long plat_dma_addr_to_phys(struct device *dev,
-+ dma_addr_t dma_addr)
-+{
-+ return (dma_addr > PCI_DMA_OFFSET ? dma_addr - PCI_DMA_OFFSET : dma_addr);
-+}
-+
-+static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr,
-+ size_t size, enum dma_data_direction direction)
-+{
-+}
-+
-+static inline int plat_dma_supported(struct device *dev, u64 mask)
-+{
-+ return 1;
-+}
-+
-+static inline void plat_extra_sync_for_device(struct device *dev)
-+{
-+ return;
-+}
-+
-+static inline int plat_dma_mapping_error(struct device *dev,
-+ dma_addr_t dma_addr)
-+{
-+ return 0;
-+}
-+
-+static inline int plat_device_is_coherent(struct device *dev)
-+{
-+#ifdef CONFIG_DMA_COHERENT
-+ return 1;
-+#endif
-+#ifdef CONFIG_DMA_NONCOHERENT
-+ return 0;
-+#endif
-+}
-+
-+#endif /* __ASM_MACH_GENERIC_DMA_COHERENCE_H */
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/gpio.h
-@@ -0,0 +1,79 @@
-+#ifndef _ATHEROS_GPIO_H_
-+#define _ATHEROS_GPIO_H_
-+
-+#include <ar231x.h>
-+
-+struct ar231x_gpiodev {
-+ u32 valid_mask;
-+ u32 (*get_output)(void);
-+ u32 (*set_output)(u32 mask, u32 val);
-+ u32 (*get)(void);
-+ u32 (*set)(u32 mask, u32 val);
-+};
-+
-+extern const struct ar231x_gpiodev *ar231x_gpiodev;
-+
-+/*
-+ * Wrappers for the generic GPIO layer
-+ */
-+
-+static inline int gpio_direction_input(unsigned gpio) {
-+ u32 mask = 1 << gpio;
-+
-+ if (!(ar231x_gpiodev->valid_mask & mask))
-+ return -ENXIO;
-+
-+ ar231x_gpiodev->set_output(mask, 0);
-+ return 0;
-+}
-+
-+static inline void gpio_set_value(unsigned gpio, int value) {
-+ u32 mask = 1 << gpio;
-+
-+ if (!(ar231x_gpiodev->valid_mask & mask))
-+ return;
-+
-+ ar231x_gpiodev->set(mask, (!!value) * mask);
-+}
-+
-+static inline int gpio_direction_output(unsigned gpio, int value) {
-+ u32 mask = 1 << gpio;
-+
-+ if (!(ar231x_gpiodev->valid_mask & mask))
-+ return -ENXIO;
-+
-+ ar231x_gpiodev->set_output(mask, mask);
-+ ar231x_gpiodev->set(mask, (!!value) * mask);
-+ return 0;
-+}
-+
-+/* Reads the gpio pin. Unchecked function */
-+static inline int gpio_get_value(unsigned gpio) {
-+ u32 mask = 1 << gpio;
-+
-+ if (!(ar231x_gpiodev->valid_mask & mask))
-+ return 0;
-+
-+ return !!(ar231x_gpiodev->get() & mask);
-+}
-+
-+static inline int gpio_request(unsigned gpio, const char *label) {
-+ return 0;
-+}
-+
-+static inline void gpio_free(unsigned gpio) {
-+}
-+
-+/* Returns IRQ to attach for gpio. Unchecked function */
-+static inline int gpio_to_irq(unsigned gpio) {
-+ return AR531X_GPIO_IRQ(gpio);
-+}
-+
-+/* Returns gpio for IRQ attached. Unchecked function */
-+static inline int irq_to_gpio(unsigned irq) {
-+ return (irq - (AR531X_GPIO_IRQ(0)));
-+}
-+
-+#include <asm-generic/gpio.h> /* cansleep wrappers */
-+
-+#endif
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/reset.h
-@@ -0,0 +1,6 @@
-+#ifndef __AR531X_RESET_H
-+#define __AR531X_RESET_H
-+
-+void ar531x_disable_reset_button(void);
-+
-+#endif /* __AR531X_RESET_H */
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/war.h
-@@ -0,0 +1,25 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
-+ */
-+#ifndef __ASM_MIPS_MACH_ATHEROS_WAR_H
-+#define __ASM_MIPS_MACH_ATHEROS_WAR_H
-+
-+#define R4600_V1_INDEX_ICACHEOP_WAR 0
-+#define R4600_V1_HIT_CACHEOP_WAR 0
-+#define R4600_V2_HIT_CACHEOP_WAR 0
-+#define R5432_CP0_INTERRUPT_WAR 0
-+#define BCM1250_M3_WAR 0
-+#define SIBYTE_1956_WAR 0
-+#define MIPS4K_ICACHE_REFILL_WAR 0
-+#define MIPS_CACHE_SYNC_WAR 0
-+#define TX49XX_ICACHE_INDEX_INV_WAR 0
-+#define RM9000_CDEX_SMP_WAR 0
-+#define ICACHE_REFILLS_WORKAROUND_WAR 0
-+#define R10000_LLSC_WAR 0
-+#define MIPS34K_MISSED_ITLB_WAR 0
-+
-+#endif /* __ASM_MIPS_MACH_ATHEROS_WAR_H */
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/ar2315_regs.h
-@@ -0,0 +1,580 @@
-+/*
-+ * Register definitions for AR2315+
-+ *
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
-+ * Copyright (C) 2006 FON Technology, SL.
-+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2006-2008 Felix Fietkau <nbd@openwrt.org>
-+ */
-+
-+#ifndef __AR2315_REG_H
-+#define __AR2315_REG_H
-+
-+/*
-+ * IRQs
-+ */
-+#define AR2315_IRQ_MISC_INTRS MIPS_CPU_IRQ_BASE+2 /* C0_CAUSE: 0x0400 */
-+#define AR2315_IRQ_WLAN0_INTRS MIPS_CPU_IRQ_BASE+3 /* C0_CAUSE: 0x0800 */
-+#define AR2315_IRQ_ENET0_INTRS MIPS_CPU_IRQ_BASE+4 /* C0_CAUSE: 0x1000 */
-+#define AR2315_IRQ_LCBUS_PCI MIPS_CPU_IRQ_BASE+5 /* C0_CAUSE: 0x2000 */
-+#define AR2315_IRQ_WLAN0_POLL MIPS_CPU_IRQ_BASE+6 /* C0_CAUSE: 0x4000 */
-+
-+/*
-+ * Address map
-+ */
-+#define AR2315_SPI_READ 0x08000000 /* SPI FLASH */
-+#define AR2315_WLAN0 0xB0000000 /* Wireless MMR */
-+#define AR2315_PCI 0xB0100000 /* PCI MMR */
-+#define AR2315_SDRAMCTL 0xB0300000 /* SDRAM MMR */
-+#define AR2315_LOCAL 0xB0400000 /* LOCAL BUS MMR */
-+#define AR2315_ENET0 0xB0500000 /* ETHERNET MMR */
-+#define AR2315_DSLBASE 0xB1000000 /* RESET CONTROL MMR */
-+#define AR2315_UART0 0xB1100003 /* UART MMR */
-+#define AR2315_SPI 0xB1300000 /* SPI FLASH MMR */
-+#define AR2315_PCIEXT 0x80000000 /* pci external */
-+
-+/*
-+ * Reset Register
-+ */
-+#define AR2315_COLD_RESET (AR2315_DSLBASE + 0x0000)
-+
-+#define AR2315_RESET_COLD_AHB 0x00000001
-+#define AR2315_RESET_COLD_APB 0x00000002
-+#define AR2315_RESET_COLD_CPU 0x00000004
-+#define AR2315_RESET_COLD_CPUWARM 0x00000008
-+#define AR2315_RESET_SYSTEM (RESET_COLD_CPU | RESET_COLD_APB | RESET_COLD_AHB) /* full system */
-+#define AR2317_RESET_SYSTEM 0x00000010
-+
-+
-+#define AR2315_RESET (AR2315_DSLBASE + 0x0004)
-+
-+#define AR2315_RESET_WARM_WLAN0_MAC 0x00000001 /* warm reset WLAN0 MAC */
-+#define AR2315_RESET_WARM_WLAN0_BB 0x00000002 /* warm reset WLAN0 BaseBand */
-+#define AR2315_RESET_MPEGTS_RSVD 0x00000004 /* warm reset MPEG-TS */
-+#define AR2315_RESET_PCIDMA 0x00000008 /* warm reset PCI ahb/dma */
-+#define AR2315_RESET_MEMCTL 0x00000010 /* warm reset memory controller */
-+#define AR2315_RESET_LOCAL 0x00000020 /* warm reset local bus */
-+#define AR2315_RESET_I2C_RSVD 0x00000040 /* warm reset I2C bus */
-+#define AR2315_RESET_SPI 0x00000080 /* warm reset SPI interface */
-+#define AR2315_RESET_UART0 0x00000100 /* warm reset UART0 */
-+#define AR2315_RESET_IR_RSVD 0x00000200 /* warm reset IR interface */
-+#define AR2315_RESET_EPHY0 0x00000400 /* cold reset ENET0 phy */
-+#define AR2315_RESET_ENET0 0x00000800 /* cold reset ENET0 mac */
-+
-+/*
-+ * AHB master arbitration control
-+ */
-+#define AR2315_AHB_ARB_CTL (AR2315_DSLBASE + 0x0008)
-+
-+#define AR2315_ARB_CPU 0x00000001 /* CPU, default */
-+#define AR2315_ARB_WLAN 0x00000002 /* WLAN */
-+#define AR2315_ARB_MPEGTS_RSVD 0x00000004 /* MPEG-TS */
-+#define AR2315_ARB_LOCAL 0x00000008 /* LOCAL */
-+#define AR2315_ARB_PCI 0x00000010 /* PCI */
-+#define AR2315_ARB_ETHERNET 0x00000020 /* Ethernet */
-+#define AR2315_ARB_RETRY 0x00000100 /* retry policy, debug only */
-+
-+/*
-+ * Config Register
-+ */
-+#define AR2315_ENDIAN_CTL (AR2315_DSLBASE + 0x000c)
-+
-+#define AR2315_CONFIG_AHB 0x00000001 /* EC - AHB bridge endianess */
-+#define AR2315_CONFIG_WLAN 0x00000002 /* WLAN byteswap */
-+#define AR2315_CONFIG_MPEGTS_RSVD 0x00000004 /* MPEG-TS byteswap */
-+#define AR2315_CONFIG_PCI 0x00000008 /* PCI byteswap */
-+#define AR2315_CONFIG_MEMCTL 0x00000010 /* Memory controller endianess */
-+#define AR2315_CONFIG_LOCAL 0x00000020 /* Local bus byteswap */
-+#define AR2315_CONFIG_ETHERNET 0x00000040 /* Ethernet byteswap */
-+
-+#define AR2315_CONFIG_MERGE 0x00000200 /* CPU write buffer merge */
-+#define AR2315_CONFIG_CPU 0x00000400 /* CPU big endian */
-+#define AR2315_CONFIG_PCIAHB 0x00000800
-+#define AR2315_CONFIG_PCIAHB_BRIDGE 0x00001000
-+#define AR2315_CONFIG_SPI 0x00008000 /* SPI byteswap */
-+#define AR2315_CONFIG_CPU_DRAM 0x00010000
-+#define AR2315_CONFIG_CPU_PCI 0x00020000
-+#define AR2315_CONFIG_CPU_MMR 0x00040000
-+#define AR2315_CONFIG_BIG 0x00000400
-+
-+
-+/*
-+ * NMI control
-+ */
-+#define AR2315_NMI_CTL (AR2315_DSLBASE + 0x0010)
-+
-+#define AR2315_NMI_EN 1
-+
-+/*
-+ * Revision Register - Initial value is 0x3010 (WMAC 3.0, AR531X 1.0).
-+ */
-+#define AR2315_SREV (AR2315_DSLBASE + 0x0014)
-+
-+#define AR2315_REV_MAJ 0x00f0
-+#define AR2315_REV_MAJ_S 4
-+#define AR2315_REV_MIN 0x000f
-+#define AR2315_REV_MIN_S 0
-+#define AR2315_REV_CHIP (AR2315_REV_MAJ|AR2315_REV_MIN)
-+
-+/*
-+ * Interface Enable
-+ */
-+#define AR2315_IF_CTL (AR2315_DSLBASE + 0x0018)
-+
-+#define AR2315_IF_MASK 0x00000007
-+#define AR2315_IF_DISABLED 0
-+#define AR2315_IF_PCI 1
-+#define AR2315_IF_TS_LOCAL 2
-+#define AR2315_IF_ALL 3 /* only for emulation with separate pins */
-+#define AR2315_IF_LOCAL_HOST 0x00000008
-+#define AR2315_IF_PCI_HOST 0x00000010
-+#define AR2315_IF_PCI_INTR 0x00000020
-+#define AR2315_IF_PCI_CLK_MASK 0x00030000
-+#define AR2315_IF_PCI_CLK_INPUT 0
-+#define AR2315_IF_PCI_CLK_OUTPUT_LOW 1
-+#define AR2315_IF_PCI_CLK_OUTPUT_CLK 2
-+#define AR2315_IF_PCI_CLK_OUTPUT_HIGH 3
-+#define AR2315_IF_PCI_CLK_SHIFT 16
-+
-+/*
-+ * APB Interrupt control
-+ */
-+
-+#define AR2315_ISR (AR2315_DSLBASE + 0x0020)
-+#define AR2315_IMR (AR2315_DSLBASE + 0x0024)
-+#define AR2315_GISR (AR2315_DSLBASE + 0x0028)
-+
-+#define AR2315_ISR_UART0 0x0001 /* high speed UART */
-+#define AR2315_ISR_I2C_RSVD 0x0002 /* I2C bus */
-+#define AR2315_ISR_SPI 0x0004 /* SPI bus */
-+#define AR2315_ISR_AHB 0x0008 /* AHB error */
-+#define AR2315_ISR_APB 0x0010 /* APB error */
-+#define AR2315_ISR_TIMER 0x0020 /* timer */
-+#define AR2315_ISR_GPIO 0x0040 /* GPIO */
-+#define AR2315_ISR_WD 0x0080 /* watchdog */
-+#define AR2315_ISR_IR_RSVD 0x0100 /* IR */
-+
-+#define AR2315_GISR_MISC 0x0001
-+#define AR2315_GISR_WLAN0 0x0002
-+#define AR2315_GISR_MPEGTS_RSVD 0x0004
-+#define AR2315_GISR_LOCALPCI 0x0008
-+#define AR2315_GISR_WMACPOLL 0x0010
-+#define AR2315_GISR_TIMER 0x0020
-+#define AR2315_GISR_ETHERNET 0x0040
-+
-+/*
-+ * Interrupt routing from IO to the processor IP bits
-+ * Define our inter mask and level
-+ */
-+#define AR2315_INTR_MISCIO SR_IBIT3
-+#define AR2315_INTR_WLAN0 SR_IBIT4
-+#define AR2315_INTR_ENET0 SR_IBIT5
-+#define AR2315_INTR_LOCALPCI SR_IBIT6
-+#define AR2315_INTR_WMACPOLL SR_IBIT7
-+#define AR2315_INTR_COMPARE SR_IBIT8
-+
-+/*
-+ * Timers
-+ */
-+#define AR2315_TIMER (AR2315_DSLBASE + 0x0030)
-+#define AR2315_RELOAD (AR2315_DSLBASE + 0x0034)
-+#define AR2315_WD (AR2315_DSLBASE + 0x0038)
-+#define AR2315_WDC (AR2315_DSLBASE + 0x003c)
-+
-+#define AR2315_WDC_IGNORE_EXPIRATION 0x00000000
-+#define AR2315_WDC_NMI 0x00000001 /* NMI on watchdog */
-+#define AR2315_WDC_RESET 0x00000002 /* reset on watchdog */
-+
-+/*
-+ * CPU Performance Counters
-+ */
-+#define AR2315_PERFCNT0 (AR2315_DSLBASE + 0x0048)
-+#define AR2315_PERFCNT1 (AR2315_DSLBASE + 0x004c)
-+
-+#define AR2315_PERF0_DATAHIT 0x0001 /* Count Data Cache Hits */
-+#define AR2315_PERF0_DATAMISS 0x0002 /* Count Data Cache Misses */
-+#define AR2315_PERF0_INSTHIT 0x0004 /* Count Instruction Cache Hits */
-+#define AR2315_PERF0_INSTMISS 0x0008 /* Count Instruction Cache Misses */
-+#define AR2315_PERF0_ACTIVE 0x0010 /* Count Active Processor Cycles */
-+#define AR2315_PERF0_WBHIT 0x0020 /* Count CPU Write Buffer Hits */
-+#define AR2315_PERF0_WBMISS 0x0040 /* Count CPU Write Buffer Misses */
-+
-+#define AR2315_PERF1_EB_ARDY 0x0001 /* Count EB_ARdy signal */
-+#define AR2315_PERF1_EB_AVALID 0x0002 /* Count EB_AValid signal */
-+#define AR2315_PERF1_EB_WDRDY 0x0004 /* Count EB_WDRdy signal */
-+#define AR2315_PERF1_EB_RDVAL 0x0008 /* Count EB_RdVal signal */
-+#define AR2315_PERF1_VRADDR 0x0010 /* Count valid read address cycles */
-+#define AR2315_PERF1_VWADDR 0x0020 /* Count valid write address cycles */
-+#define AR2315_PERF1_VWDATA 0x0040 /* Count valid write data cycles */
-+
-+/*
-+ * AHB Error Reporting.
-+ */
-+#define AR2315_AHB_ERR0 (AR2315_DSLBASE + 0x0050) /* error */
-+#define AR2315_AHB_ERR1 (AR2315_DSLBASE + 0x0054) /* haddr */
-+#define AR2315_AHB_ERR2 (AR2315_DSLBASE + 0x0058) /* hwdata */
-+#define AR2315_AHB_ERR3 (AR2315_DSLBASE + 0x005c) /* hrdata */
-+#define AR2315_AHB_ERR4 (AR2315_DSLBASE + 0x0060) /* status */
-+
-+#define AHB_ERROR_DET 1 /* AHB Error has been detected, */
-+ /* write 1 to clear all bits in ERR0 */
-+#define AHB_ERROR_OVR 2 /* AHB Error overflow has been detected */
-+#define AHB_ERROR_WDT 4 /* AHB Error due to wdt instead of hresp */
-+
-+#define AR2315_PROCERR_HMAST 0x0000000f
-+#define AR2315_PROCERR_HMAST_DFLT 0
-+#define AR2315_PROCERR_HMAST_WMAC 1
-+#define AR2315_PROCERR_HMAST_ENET 2
-+#define AR2315_PROCERR_HMAST_PCIENDPT 3
-+#define AR2315_PROCERR_HMAST_LOCAL 4
-+#define AR2315_PROCERR_HMAST_CPU 5
-+#define AR2315_PROCERR_HMAST_PCITGT 6
-+
-+#define AR2315_PROCERR_HMAST_S 0
-+#define AR2315_PROCERR_HWRITE 0x00000010
-+#define AR2315_PROCERR_HSIZE 0x00000060
-+#define AR2315_PROCERR_HSIZE_S 5
-+#define AR2315_PROCERR_HTRANS 0x00000180
-+#define AR2315_PROCERR_HTRANS_S 7
-+#define AR2315_PROCERR_HBURST 0x00000e00
-+#define AR2315_PROCERR_HBURST_S 9
-+
-+/*
-+ * Clock Control
-+ */
-+#define AR2315_PLLC_CTL (AR2315_DSLBASE + 0x0064)
-+#define AR2315_PLLV_CTL (AR2315_DSLBASE + 0x0068)
-+#define AR2315_CPUCLK (AR2315_DSLBASE + 0x006c)
-+#define AR2315_AMBACLK (AR2315_DSLBASE + 0x0070)
-+#define AR2315_SYNCCLK (AR2315_DSLBASE + 0x0074)
-+#define AR2315_DSL_SLEEP_CTL (AR2315_DSLBASE + 0x0080)
-+#define AR2315_DSL_SLEEP_DUR (AR2315_DSLBASE + 0x0084)
-+
-+/* PLLc Control fields */
-+#define PLLC_REF_DIV_M 0x00000003
-+#define PLLC_REF_DIV_S 0
-+#define PLLC_FDBACK_DIV_M 0x0000007C
-+#define PLLC_FDBACK_DIV_S 2
-+#define PLLC_ADD_FDBACK_DIV_M 0x00000080
-+#define PLLC_ADD_FDBACK_DIV_S 7
-+#define PLLC_CLKC_DIV_M 0x0001c000
-+#define PLLC_CLKC_DIV_S 14
-+#define PLLC_CLKM_DIV_M 0x00700000
-+#define PLLC_CLKM_DIV_S 20
-+
-+/* CPU CLK Control fields */
-+#define CPUCLK_CLK_SEL_M 0x00000003
-+#define CPUCLK_CLK_SEL_S 0
-+#define CPUCLK_CLK_DIV_M 0x0000000c
-+#define CPUCLK_CLK_DIV_S 2
-+
-+/* AMBA CLK Control fields */
-+#define AMBACLK_CLK_SEL_M 0x00000003
-+#define AMBACLK_CLK_SEL_S 0
-+#define AMBACLK_CLK_DIV_M 0x0000000c
-+#define AMBACLK_CLK_DIV_S 2
-+
-+/*
-+ * GPIO
-+ */
-+#define AR2315_GPIO_DI (AR2315_DSLBASE + 0x0088)
-+#define AR2315_GPIO_DO (AR2315_DSLBASE + 0x0090)
-+#define AR2315_GPIO_CR (AR2315_DSLBASE + 0x0098)
-+#define AR2315_GPIO_INT (AR2315_DSLBASE + 0x00a0)
-+
-+#define AR2315_GPIO_CR_M(x) (1 << (x)) /* mask for i/o */
-+#define AR2315_GPIO_CR_O(x) (1 << (x)) /* output */
-+#define AR2315_GPIO_CR_I(x) (0) /* input */
-+
-+#define AR2315_GPIO_INT_S(x) (x) /* interrupt enable */
-+#define AR2315_GPIO_INT_M (0x3F) /* mask for int */
-+#define AR2315_GPIO_INT_LVL(x) ((x) << 6) /* interrupt level */
-+#define AR2315_GPIO_INT_LVL_M ((0x3) << 6) /* mask for int level */
-+
-+#define AR2315_GPIO_INT_MAX_Y 1 /* Maximum value of Y for AR5313_GPIO_INT_* macros */
-+#define AR2315_GPIO_INT_LVL_OFF 0 /* Triggerring off */
-+#define AR2315_GPIO_INT_LVL_LOW 1 /* Low Level Triggered */
-+#define AR2315_GPIO_INT_LVL_HIGH 2 /* High Level Triggered */
-+#define AR2315_GPIO_INT_LVL_EDGE 3 /* Edge Triggered */
-+
-+#define AR2315_RESET_GPIO 5
-+#define AR2315_NUM_GPIO 22
-+
-+/*
-+ * PCI Clock Control
-+ */
-+#define AR2315_PCICLK (AR2315_DSLBASE + 0x00a4)
-+
-+#define AR2315_PCICLK_INPUT_M 0x3
-+#define AR2315_PCICLK_INPUT_S 0
-+
-+#define AR2315_PCICLK_PLLC_CLKM 0
-+#define AR2315_PCICLK_PLLC_CLKM1 1
-+#define AR2315_PCICLK_PLLC_CLKC 2
-+#define AR2315_PCICLK_REF_CLK 3
-+
-+#define AR2315_PCICLK_DIV_M 0xc
-+#define AR2315_PCICLK_DIV_S 2
-+
-+#define AR2315_PCICLK_IN_FREQ 0
-+#define AR2315_PCICLK_IN_FREQ_DIV_6 1
-+#define AR2315_PCICLK_IN_FREQ_DIV_8 2
-+#define AR2315_PCICLK_IN_FREQ_DIV_10 3
-+
-+/*
-+ * Observation Control Register
-+ */
-+#define AR2315_OCR (AR2315_DSLBASE + 0x00b0)
-+#define OCR_GPIO0_IRIN 0x0040
-+#define OCR_GPIO1_IROUT 0x0080
-+#define OCR_GPIO3_RXCLR 0x0200
-+
-+/*
-+ * General Clock Control
-+ */
-+
-+#define AR2315_MISCCLK (AR2315_DSLBASE + 0x00b4)
-+#define MISCCLK_PLLBYPASS_EN 0x00000001
-+#define MISCCLK_PROCREFCLK 0x00000002
-+
-+/*
-+ * SDRAM Controller
-+ * - No read or write buffers are included.
-+ */
-+#define AR2315_MEM_CFG (AR2315_SDRAMCTL + 0x00)
-+#define AR2315_MEM_CTRL (AR2315_SDRAMCTL + 0x0c)
-+#define AR2315_MEM_REF (AR2315_SDRAMCTL + 0x10)
-+
-+#define SDRAM_DATA_WIDTH_M 0x00006000
-+#define SDRAM_DATA_WIDTH_S 13
-+
-+#define SDRAM_COL_WIDTH_M 0x00001E00
-+#define SDRAM_COL_WIDTH_S 9
-+
-+#define SDRAM_ROW_WIDTH_M 0x000001E0
-+#define SDRAM_ROW_WIDTH_S 5
-+
-+#define SDRAM_BANKADDR_BITS_M 0x00000018
-+#define SDRAM_BANKADDR_BITS_S 3
-+
-+/*
-+ * SPI Flash Interface Registers
-+ */
-+
-+#define AR2315_SPI_CTL (AR2315_SPI + 0x00)
-+#define AR2315_SPI_OPCODE (AR2315_SPI + 0x04)
-+#define AR2315_SPI_DATA (AR2315_SPI + 0x08)
-+
-+#define SPI_CTL_START 0x00000100
-+#define SPI_CTL_BUSY 0x00010000
-+#define SPI_CTL_TXCNT_MASK 0x0000000f
-+#define SPI_CTL_RXCNT_MASK 0x000000f0
-+#define SPI_CTL_TX_RX_CNT_MASK 0x000000ff
-+#define SPI_CTL_SIZE_MASK 0x00060000
-+
-+#define SPI_CTL_CLK_SEL_MASK 0x03000000
-+#define SPI_OPCODE_MASK 0x000000ff
-+
-+/*
-+ * PCI Bus Interface Registers
-+ */
-+#define AR2315_PCI_1MS_REG (AR2315_PCI + 0x0008)
-+#define AR2315_PCI_1MS_MASK 0x3FFFF /* # of AHB clk cycles in 1ms */
-+
-+#define AR2315_PCI_MISC_CONFIG (AR2315_PCI + 0x000c)
-+#define AR2315_PCIMISC_TXD_EN 0x00000001 /* Enable TXD for fragments */
-+#define AR2315_PCIMISC_CFG_SEL 0x00000002 /* mem or config cycles */
-+#define AR2315_PCIMISC_GIG_MASK 0x0000000C /* bits 31-30 for pci req */
-+#define AR2315_PCIMISC_RST_MODE 0x00000030
-+#define AR2315_PCIRST_INPUT 0x00000000 /* 4:5=0 rst is input */
-+#define AR2315_PCIRST_LOW 0x00000010 /* 4:5=1 rst to GND */
-+#define AR2315_PCIRST_HIGH 0x00000020 /* 4:5=2 rst to VDD */
-+#define AR2315_PCIGRANT_EN 0x00000000 /* 6:7=0 early grant en */
-+#define AR2315_PCIGRANT_FRAME 0x00000040 /* 6:7=1 grant waits 4 frame */
-+#define AR2315_PCIGRANT_IDLE 0x00000080 /* 6:7=2 grant waits 4 idle */
-+#define AR2315_PCIGRANT_GAP 0x00000000 /* 6:7=2 grant waits 4 idle */
-+#define AR2315_PCICACHE_DIS 0x00001000 /* PCI external access cache disable */
-+
-+#define AR2315_PCI_OUT_TSTAMP (AR2315_PCI + 0x0010)
-+
-+#define AR2315_PCI_UNCACHE_CFG (AR2315_PCI + 0x0014)
-+
-+#define AR2315_PCI_IN_EN (AR2315_PCI + 0x0100)
-+#define AR2315_PCI_IN_EN0 0x01 /* Enable chain 0 */
-+#define AR2315_PCI_IN_EN1 0x02 /* Enable chain 1 */
-+#define AR2315_PCI_IN_EN2 0x04 /* Enable chain 2 */
-+#define AR2315_PCI_IN_EN3 0x08 /* Enable chain 3 */
-+
-+#define AR2315_PCI_IN_DIS (AR2315_PCI + 0x0104)
-+#define AR2315_PCI_IN_DIS0 0x01 /* Disable chain 0 */
-+#define AR2315_PCI_IN_DIS1 0x02 /* Disable chain 1 */
-+#define AR2315_PCI_IN_DIS2 0x04 /* Disable chain 2 */
-+#define AR2315_PCI_IN_DIS3 0x08 /* Disable chain 3 */
-+
-+#define AR2315_PCI_IN_PTR (AR2315_PCI + 0x0200)
-+
-+#define AR2315_PCI_OUT_EN (AR2315_PCI + 0x0400)
-+#define AR2315_PCI_OUT_EN0 0x01 /* Enable chain 0 */
-+
-+#define AR2315_PCI_OUT_DIS (AR2315_PCI + 0x0404)
-+#define AR2315_PCI_OUT_DIS0 0x01 /* Disable chain 0 */
-+
-+#define AR2315_PCI_OUT_PTR (AR2315_PCI + 0x0408)
-+
-+#define AR2315_PCI_INT_STATUS (AR2315_PCI + 0x0500) /* write one to clr */
-+#define AR2315_PCI_TXINT 0x00000001 /* Desc In Completed */
-+#define AR2315_PCI_TXOK 0x00000002 /* Desc In OK */
-+#define AR2315_PCI_TXERR 0x00000004 /* Desc In ERR */
-+#define AR2315_PCI_TXEOL 0x00000008 /* Desc In End-of-List */
-+#define AR2315_PCI_RXINT 0x00000010 /* Desc Out Completed */
-+#define AR2315_PCI_RXOK 0x00000020 /* Desc Out OK */
-+#define AR2315_PCI_RXERR 0x00000040 /* Desc Out ERR */
-+#define AR2315_PCI_RXEOL 0x00000080 /* Desc Out EOL */
-+#define AR2315_PCI_TXOOD 0x00000200 /* Desc In Out-of-Desc */
-+#define AR2315_PCI_MASK 0x0000FFFF /* Desc Mask */
-+#define AR2315_PCI_EXT_INT 0x02000000
-+#define AR2315_PCI_ABORT_INT 0x04000000
-+
-+#define AR2315_PCI_INT_MASK (AR2315_PCI + 0x0504) /* same as INT_STATUS */
-+
-+#define AR2315_PCI_INTEN_REG (AR2315_PCI + 0x0508)
-+#define AR2315_PCI_INT_DISABLE 0x00 /* disable pci interrupts */
-+#define AR2315_PCI_INT_ENABLE 0x01 /* enable pci interrupts */
-+
-+#define AR2315_PCI_HOST_IN_EN (AR2315_PCI + 0x0800)
-+#define AR2315_PCI_HOST_IN_DIS (AR2315_PCI + 0x0804)
-+#define AR2315_PCI_HOST_IN_PTR (AR2315_PCI + 0x0810)
-+#define AR2315_PCI_HOST_OUT_EN (AR2315_PCI + 0x0900)
-+#define AR2315_PCI_HOST_OUT_DIS (AR2315_PCI + 0x0904)
-+#define AR2315_PCI_HOST_OUT_PTR (AR2315_PCI + 0x0908)
-+
-+
-+/*
-+ * Local Bus Interface Registers
-+ */
-+#define AR2315_LB_CONFIG (AR2315_LOCAL + 0x0000)
-+#define AR2315_LBCONF_OE 0x00000001 /* =1 OE is low-true */
-+#define AR2315_LBCONF_CS0 0x00000002 /* =1 first CS is low-true */
-+#define AR2315_LBCONF_CS1 0x00000004 /* =1 2nd CS is low-true */
-+#define AR2315_LBCONF_RDY 0x00000008 /* =1 RDY is low-true */
-+#define AR2315_LBCONF_WE 0x00000010 /* =1 Write En is low-true */
-+#define AR2315_LBCONF_WAIT 0x00000020 /* =1 WAIT is low-true */
-+#define AR2315_LBCONF_ADS 0x00000040 /* =1 Adr Strobe is low-true */
-+#define AR2315_LBCONF_MOT 0x00000080 /* =0 Intel, =1 Motorola */
-+#define AR2315_LBCONF_8CS 0x00000100 /* =1 8 bits CS, 0= 16bits */
-+#define AR2315_LBCONF_8DS 0x00000200 /* =1 8 bits Data S, 0=16bits */
-+#define AR2315_LBCONF_ADS_EN 0x00000400 /* =1 Enable ADS */
-+#define AR2315_LBCONF_ADR_OE 0x00000800 /* =1 Adr cap on OE, WE or DS */
-+#define AR2315_LBCONF_ADDT_MUX 0x00001000 /* =1 Adr and Data share bus */
-+#define AR2315_LBCONF_DATA_OE 0x00002000 /* =1 Data cap on OE, WE, DS */
-+#define AR2315_LBCONF_16DATA 0x00004000 /* =1 Data is 16 bits wide */
-+#define AR2315_LBCONF_SWAPDT 0x00008000 /* =1 Byte swap data */
-+#define AR2315_LBCONF_SYNC 0x00010000 /* =1 Bus synchronous to clk */
-+#define AR2315_LBCONF_INT 0x00020000 /* =1 Intr is low true */
-+#define AR2315_LBCONF_INT_CTR0 0x00000000 /* GND high-Z, Vdd is high-Z */
-+#define AR2315_LBCONF_INT_CTR1 0x00040000 /* GND drive, Vdd is high-Z */
-+#define AR2315_LBCONF_INT_CTR2 0x00080000 /* GND high-Z, Vdd drive */
-+#define AR2315_LBCONF_INT_CTR3 0x000C0000 /* GND drive, Vdd drive */
-+#define AR2315_LBCONF_RDY_WAIT 0x00100000 /* =1 RDY is negative of WAIT */
-+#define AR2315_LBCONF_INT_PULSE 0x00200000 /* =1 Interrupt is a pulse */
-+#define AR2315_LBCONF_ENABLE 0x00400000 /* =1 Falcon respond to LB */
-+
-+#define AR2315_LB_CLKSEL (AR2315_LOCAL + 0x0004)
-+#define AR2315_LBCLK_EXT 0x0001 /* use external clk for lb */
-+
-+#define AR2315_LB_1MS (AR2315_LOCAL + 0x0008)
-+#define AR2315_LB1MS_MASK 0x3FFFF /* # of AHB clk cycles in 1ms */
-+
-+#define AR2315_LB_MISCCFG (AR2315_LOCAL + 0x000C)
-+#define AR2315_LBM_TXD_EN 0x00000001 /* Enable TXD for fragments */
-+#define AR2315_LBM_RX_INTEN 0x00000002 /* Enable LB ints on RX ready */
-+#define AR2315_LBM_MBOXWR_INTEN 0x00000004 /* Enable LB ints on mbox wr */
-+#define AR2315_LBM_MBOXRD_INTEN 0x00000008 /* Enable LB ints on mbox rd */
-+#define AR2315_LMB_DESCSWAP_EN 0x00000010 /* Byte swap desc enable */
-+#define AR2315_LBM_TIMEOUT_MASK 0x00FFFF80
-+#define AR2315_LBM_TIMEOUT_SHFT 7
-+#define AR2315_LBM_PORTMUX 0x07000000
-+
-+
-+#define AR2315_LB_RXTSOFF (AR2315_LOCAL + 0x0010)
-+
-+#define AR2315_LB_TX_CHAIN_EN (AR2315_LOCAL + 0x0100)
-+#define AR2315_LB_TXEN_0 0x01
-+#define AR2315_LB_TXEN_1 0x02
-+#define AR2315_LB_TXEN_2 0x04
-+#define AR2315_LB_TXEN_3 0x08
-+
-+#define AR2315_LB_TX_CHAIN_DIS (AR2315_LOCAL + 0x0104)
-+#define AR2315_LB_TX_DESC_PTR (AR2315_LOCAL + 0x0200)
-+
-+#define AR2315_LB_RX_CHAIN_EN (AR2315_LOCAL + 0x0400)
-+#define AR2315_LB_RXEN 0x01
-+
-+#define AR2315_LB_RX_CHAIN_DIS (AR2315_LOCAL + 0x0404)
-+#define AR2315_LB_RX_DESC_PTR (AR2315_LOCAL + 0x0408)
-+
-+#define AR2315_LB_INT_STATUS (AR2315_LOCAL + 0x0500)
-+#define AR2315_INT_TX_DESC 0x0001
-+#define AR2315_INT_TX_OK 0x0002
-+#define AR2315_INT_TX_ERR 0x0004
-+#define AR2315_INT_TX_EOF 0x0008
-+#define AR2315_INT_RX_DESC 0x0010
-+#define AR2315_INT_RX_OK 0x0020
-+#define AR2315_INT_RX_ERR 0x0040
-+#define AR2315_INT_RX_EOF 0x0080
-+#define AR2315_INT_TX_TRUNC 0x0100
-+#define AR2315_INT_TX_STARVE 0x0200
-+#define AR2315_INT_LB_TIMEOUT 0x0400
-+#define AR2315_INT_LB_ERR 0x0800
-+#define AR2315_INT_MBOX_WR 0x1000
-+#define AR2315_INT_MBOX_RD 0x2000
-+
-+/* Bit definitions for INT MASK are the same as INT_STATUS */
-+#define AR2315_LB_INT_MASK (AR2315_LOCAL + 0x0504)
-+
-+#define AR2315_LB_INT_EN (AR2315_LOCAL + 0x0508)
-+#define AR2315_LB_MBOX (AR2315_LOCAL + 0x0600)
-+
-+/*
-+ * IR Interface Registers
-+ */
-+#define AR2315_IR_PKTDATA (AR2315_IR + 0x0000)
-+
-+#define AR2315_IR_PKTLEN (AR2315_IR + 0x07fc) /* 0 - 63 */
-+
-+#define AR2315_IR_CONTROL (AR2315_IR + 0x0800)
-+#define AR2315_IRCTL_TX 0x00000000 /* use as tranmitter */
-+#define AR2315_IRCTL_RX 0x00000001 /* use as receiver */
-+#define AR2315_IRCTL_SAMPLECLK_MASK 0x00003ffe /* Sample clk divisor mask */
-+#define AR2315_IRCTL_SAMPLECLK_SHFT 1
-+#define AR2315_IRCTL_OUTPUTCLK_MASK 0x03ffc000 /* Output clk divisor mask */
-+#define AR2315_IRCTL_OUTPUTCLK_SHFT 14
-+
-+#define AR2315_IR_STATUS (AR2315_IR + 0x0804)
-+#define AR2315_IRSTS_RX 0x00000001 /* receive in progress */
-+#define AR2315_IRSTS_TX 0x00000002 /* transmit in progress */
-+
-+#define AR2315_IR_CONFIG (AR2315_IR + 0x0808)
-+#define AR2315_IRCFG_INVIN 0x00000001 /* invert input polarity */
-+#define AR2315_IRCFG_INVOUT 0x00000002 /* invert output polarity */
-+#define AR2315_IRCFG_SEQ_START_WIN_SEL 0x00000004 /* 1 => 28, 0 => 7 */
-+#define AR2315_IRCFG_SEQ_START_THRESH 0x000000f0 /* */
-+#define AR2315_IRCFG_SEQ_END_UNIT_SEL 0x00000100 /* */
-+#define AR2315_IRCFG_SEQ_END_UNIT_THRESH 0x00007e00 /* */
-+#define AR2315_IRCFG_SEQ_END_WIN_SEL 0x00008000 /* */
-+#define AR2315_IRCFG_SEQ_END_WIN_THRESH 0x001f0000 /* */
-+#define AR2315_IRCFG_NUM_BACKOFF_WORDS 0x01e00000 /* */
-+
-+#define HOST_PCI_DEV_ID 3
-+#define HOST_PCI_MBAR0 0x10000000
-+#define HOST_PCI_MBAR1 0x20000000
-+#define HOST_PCI_MBAR2 0x30000000
-+
-+#define HOST_PCI_SDRAM_BASEADDR HOST_PCI_MBAR1
-+#define PCI_DEVICE_MEM_SPACE 0x800000
-+
-+#endif /* __AR2315_REG_H */
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/ar5312_regs.h
-@@ -0,0 +1,236 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
-+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
-+ */
-+
-+#ifndef AR5312_H
-+#define AR5312_H
-+
-+#include <asm/addrspace.h>
-+
-+/*
-+ * IRQs
-+ */
-+
-+#define AR5312_IRQ_WLAN0_INTRS MIPS_CPU_IRQ_BASE+2 /* C0_CAUSE: 0x0400 */
-+#define AR5312_IRQ_ENET0_INTRS MIPS_CPU_IRQ_BASE+3 /* C0_CAUSE: 0x0800 */
-+#define AR5312_IRQ_ENET1_INTRS MIPS_CPU_IRQ_BASE+4 /* C0_CAUSE: 0x1000 */
-+#define AR5312_IRQ_WLAN1_INTRS MIPS_CPU_IRQ_BASE+5 /* C0_CAUSE: 0x2000 */
-+#define AR5312_IRQ_MISC_INTRS MIPS_CPU_IRQ_BASE+6 /* C0_CAUSE: 0x4000 */
-+
-+
-+/* Address Map */
-+#define AR531X_WLAN0 0x18000000
-+#define AR531X_WLAN1 0x18500000
-+#define AR531X_ENET0 0x18100000
-+#define AR531X_ENET1 0x18200000
-+#define AR531X_SDRAMCTL 0x18300000
-+#define AR531X_FLASHCTL 0x18400000
-+#define AR531X_APBBASE 0x1c000000
-+#define AR531X_FLASH 0x1e000000
-+#define AR531X_UART0 0xbc000003 /* UART MMR */
-+
-+/*
-+ * AR531X_NUM_ENET_MAC defines the number of ethernet MACs that
-+ * should be considered available. The AR5312 supports 2 enet MACS,
-+ * even though many reference boards only actually use 1 of them
-+ * (i.e. Only MAC 0 is actually connected to an enet PHY or PHY switch.
-+ * The AR2312 supports 1 enet MAC.
-+ */
-+#define AR531X_NUM_ENET_MAC 2
-+
-+/*
-+ * Need these defines to determine true number of ethernet MACs
-+ */
-+#define AR5212_AR5312_REV2 0x0052 /* AR5312 WMAC (AP31) */
-+#define AR5212_AR5312_REV7 0x0057 /* AR5312 WMAC (AP30-040) */
-+#define AR5212_AR2313_REV8 0x0058 /* AR2313 WMAC (AP43-030) */
-+#define AR531X_RADIO_MASK_OFF 0xc8
-+#define AR531X_RADIO0_MASK 0x0003
-+#define AR531X_RADIO1_MASK 0x000c
-+#define AR531X_RADIO1_S 2
-+
-+/*
-+ * AR531X_NUM_WMAC defines the number of Wireless MACs that\
-+ * should be considered available.
-+ */
-+#define AR531X_NUM_WMAC 2
-+
-+/* Reset/Timer Block Address Map */
-+#define AR531X_RESETTMR (AR531X_APBBASE + 0x3000)
-+#define AR531X_TIMER (AR531X_RESETTMR + 0x0000) /* countdown timer */
-+#define AR531X_WD_CTRL (AR531X_RESETTMR + 0x0008) /* watchdog cntrl */
-+#define AR531X_WD_TIMER (AR531X_RESETTMR + 0x000c) /* watchdog timer */
-+#define AR531X_ISR (AR531X_RESETTMR + 0x0010) /* Intr Status Reg */
-+#define AR531X_IMR (AR531X_RESETTMR + 0x0014) /* Intr Mask Reg */
-+#define AR531X_RESET (AR531X_RESETTMR + 0x0020)
-+#define AR5312_CLOCKCTL1 (AR531X_RESETTMR + 0x0064)
-+#define AR5312_SCRATCH (AR531X_RESETTMR + 0x006c)
-+#define AR531X_PROCADDR (AR531X_RESETTMR + 0x0070)
-+#define AR531X_PROC1 (AR531X_RESETTMR + 0x0074)
-+#define AR531X_DMAADDR (AR531X_RESETTMR + 0x0078)
-+#define AR531X_DMA1 (AR531X_RESETTMR + 0x007c)
-+#define AR531X_ENABLE (AR531X_RESETTMR + 0x0080) /* interface enb */
-+#define AR531X_REV (AR531X_RESETTMR + 0x0090) /* revision */
-+
-+/* AR531X_WD_CTRL register bit field definitions */
-+#define AR531X_WD_CTRL_IGNORE_EXPIRATION 0x0000
-+#define AR531X_WD_CTRL_NMI 0x0001
-+#define AR531X_WD_CTRL_RESET 0x0002
-+
-+/* AR531X_ISR register bit field definitions */
-+#define AR531X_ISR_NONE 0x0000
-+#define AR531X_ISR_TIMER 0x0001
-+#define AR531X_ISR_AHBPROC 0x0002
-+#define AR531X_ISR_AHBDMA 0x0004
-+#define AR531X_ISR_GPIO 0x0008
-+#define AR531X_ISR_UART0 0x0010
-+#define AR531X_ISR_UART0DMA 0x0020
-+#define AR531X_ISR_WD 0x0040
-+#define AR531X_ISR_LOCAL 0x0080
-+
-+/* AR531X_RESET register bit field definitions */
-+#define AR531X_RESET_SYSTEM 0x00000001 /* cold reset full system */
-+#define AR531X_RESET_PROC 0x00000002 /* cold reset MIPS core */
-+#define AR531X_RESET_WLAN0 0x00000004 /* cold reset WLAN MAC and BB */
-+#define AR531X_RESET_EPHY0 0x00000008 /* cold reset ENET0 phy */
-+#define AR531X_RESET_EPHY1 0x00000010 /* cold reset ENET1 phy */
-+#define AR531X_RESET_ENET0 0x00000020 /* cold reset ENET0 mac */
-+#define AR531X_RESET_ENET1 0x00000040 /* cold reset ENET1 mac */
-+#define AR531X_RESET_UART0 0x00000100 /* cold reset UART0 (high speed) */
-+#define AR531X_RESET_WLAN1 0x00000200 /* cold reset WLAN MAC/BB */
-+#define AR531X_RESET_APB 0x00000400 /* cold reset APB (ar5312) */
-+#define AR531X_RESET_WARM_PROC 0x00001000 /* warm reset MIPS core */
-+#define AR531X_RESET_WARM_WLAN0_MAC 0x00002000 /* warm reset WLAN0 MAC */
-+#define AR531X_RESET_WARM_WLAN0_BB 0x00004000 /* warm reset WLAN0 BaseBand */
-+#define AR531X_RESET_NMI 0x00010000 /* send an NMI to the processor */
-+#define AR531X_RESET_WARM_WLAN1_MAC 0x00020000 /* warm reset WLAN1 mac */
-+#define AR531X_RESET_WARM_WLAN1_BB 0x00040000 /* warm reset WLAN1 baseband */
-+#define AR531X_RESET_LOCAL_BUS 0x00080000 /* reset local bus */
-+#define AR531X_RESET_WDOG 0x00100000 /* last reset was a watchdog */
-+
-+#define AR531X_RESET_WMAC0_BITS \
-+ AR531X_RESET_WLAN0 |\
-+ AR531X_RESET_WARM_WLAN0_MAC |\
-+ AR531X_RESET_WARM_WLAN0_BB
-+
-+#define AR531X_RESERT_WMAC1_BITS \
-+ AR531X_RESET_WLAN1 |\
-+ AR531X_RESET_WARM_WLAN1_MAC |\
-+ AR531X_RESET_WARM_WLAN1_BB
-+
-+/* AR5312_CLOCKCTL1 register bit field definitions */
-+#define AR5312_CLOCKCTL1_PREDIVIDE_MASK 0x00000030
-+#define AR5312_CLOCKCTL1_PREDIVIDE_SHIFT 4
-+#define AR5312_CLOCKCTL1_MULTIPLIER_MASK 0x00001f00
-+#define AR5312_CLOCKCTL1_MULTIPLIER_SHIFT 8
-+#define AR5312_CLOCKCTL1_DOUBLER_MASK 0x00010000
-+
-+/* Valid for AR5312 and AR2312 */
-+#define AR5312_CLOCKCTL1_PREDIVIDE_MASK 0x00000030
-+#define AR5312_CLOCKCTL1_PREDIVIDE_SHIFT 4
-+#define AR5312_CLOCKCTL1_MULTIPLIER_MASK 0x00001f00
-+#define AR5312_CLOCKCTL1_MULTIPLIER_SHIFT 8
-+#define AR5312_CLOCKCTL1_DOUBLER_MASK 0x00010000
-+
-+/* Valid for AR2313 */
-+#define AR2313_CLOCKCTL1_PREDIVIDE_MASK 0x00003000
-+#define AR2313_CLOCKCTL1_PREDIVIDE_SHIFT 12
-+#define AR2313_CLOCKCTL1_MULTIPLIER_MASK 0x001f0000
-+#define AR2313_CLOCKCTL1_MULTIPLIER_SHIFT 16
-+#define AR2313_CLOCKCTL1_DOUBLER_MASK 0x00000000
-+
-+
-+/* AR531X_ENABLE register bit field definitions */
-+#define AR531X_ENABLE_WLAN0 0x0001
-+#define AR531X_ENABLE_ENET0 0x0002
-+#define AR531X_ENABLE_ENET1 0x0004
-+#define AR531X_ENABLE_UART_AND_WLAN1_PIO 0x0008 /* UART, and WLAN1 PIOs */
-+#define AR531X_ENABLE_WLAN1_DMA 0x0010 /* WLAN1 DMAs */
-+#define AR531X_ENABLE_WLAN1 \
-+ (AR531X_ENABLE_UART_AND_WLAN1_PIO | AR531X_ENABLE_WLAN1_DMA)
-+
-+/* AR531X_REV register bit field definitions */
-+#define AR531X_REV_WMAC_MAJ 0xf000
-+#define AR531X_REV_WMAC_MAJ_S 12
-+#define AR531X_REV_WMAC_MIN 0x0f00
-+#define AR531X_REV_WMAC_MIN_S 8
-+#define AR531X_REV_MAJ 0x00f0
-+#define AR531X_REV_MAJ_S 4
-+#define AR531X_REV_MIN 0x000f
-+#define AR531X_REV_MIN_S 0
-+#define AR531X_REV_CHIP (AR531X_REV_MAJ|AR531X_REV_MIN)
-+
-+/* Major revision numbers, bits 7..4 of Revision ID register */
-+#define AR531X_REV_MAJ_AR5312 0x4
-+#define AR531X_REV_MAJ_AR2313 0x5
-+
-+/* Minor revision numbers, bits 3..0 of Revision ID register */
-+#define AR5312_REV_MIN_DUAL 0x0 /* Dual WLAN version */
-+#define AR5312_REV_MIN_SINGLE 0x1 /* Single WLAN version */
-+
-+/* AR531X_FLASHCTL register bit field definitions */
-+#define FLASHCTL_IDCY 0x0000000f /* Idle cycle turn around time */
-+#define FLASHCTL_IDCY_S 0
-+#define FLASHCTL_WST1 0x000003e0 /* Wait state 1 */
-+#define FLASHCTL_WST1_S 5
-+#define FLASHCTL_RBLE 0x00000400 /* Read byte lane enable */
-+#define FLASHCTL_WST2 0x0000f800 /* Wait state 2 */
-+#define FLASHCTL_WST2_S 11
-+#define FLASHCTL_AC 0x00070000 /* Flash address check (added) */
-+#define FLASHCTL_AC_S 16
-+#define FLASHCTL_AC_128K 0x00000000
-+#define FLASHCTL_AC_256K 0x00010000
-+#define FLASHCTL_AC_512K 0x00020000
-+#define FLASHCTL_AC_1M 0x00030000
-+#define FLASHCTL_AC_2M 0x00040000
-+#define FLASHCTL_AC_4M 0x00050000
-+#define FLASHCTL_AC_8M 0x00060000
-+#define FLASHCTL_AC_RES 0x00070000 /* 16MB is not supported */
-+#define FLASHCTL_E 0x00080000 /* Flash bank enable (added) */
-+#define FLASHCTL_BUSERR 0x01000000 /* Bus transfer error status flag */
-+#define FLASHCTL_WPERR 0x02000000 /* Write protect error status flag */
-+#define FLASHCTL_WP 0x04000000 /* Write protect */
-+#define FLASHCTL_BM 0x08000000 /* Burst mode */
-+#define FLASHCTL_MW 0x30000000 /* Memory width */
-+#define FLASHCTL_MWx8 0x00000000 /* Memory width x8 */
-+#define FLASHCTL_MWx16 0x10000000 /* Memory width x16 */
-+#define FLASHCTL_MWx32 0x20000000 /* Memory width x32 (not supported) */
-+#define FLASHCTL_ATNR 0x00000000 /* Access type == no retry */
-+#define FLASHCTL_ATR 0x80000000 /* Access type == retry every */
-+#define FLASHCTL_ATR4 0xc0000000 /* Access type == retry every 4 */
-+
-+/* ARM Flash Controller -- 3 flash banks with either x8 or x16 devices. */
-+#define AR531X_FLASHCTL0 (AR531X_FLASHCTL + 0x00)
-+#define AR531X_FLASHCTL1 (AR531X_FLASHCTL + 0x04)
-+#define AR531X_FLASHCTL2 (AR531X_FLASHCTL + 0x08)
-+
-+/* ARM SDRAM Controller -- just enough to determine memory size */
-+#define AR531X_MEM_CFG1 (AR531X_SDRAMCTL + 0x04)
-+#define MEM_CFG1_AC0 0x00000700 /* bank 0: SDRAM addr check (added) */
-+#define MEM_CFG1_AC0_S 8
-+#define MEM_CFG1_AC1 0x00007000 /* bank 1: SDRAM addr check (added) */
-+#define MEM_CFG1_AC1_S 12
-+
-+/* GPIO Address Map */
-+#define AR531X_GPIO (AR531X_APBBASE + 0x2000)
-+#define AR531X_GPIO_DO (AR531X_GPIO + 0x00) /* output register */
-+#define AR531X_GPIO_DI (AR531X_GPIO + 0x04) /* intput register */
-+#define AR531X_GPIO_CR (AR531X_GPIO + 0x08) /* control register */
-+
-+/* GPIO Control Register bit field definitions */
-+#define AR531X_GPIO_CR_M(x) (1 << (x)) /* mask for i/o */
-+#define AR531X_GPIO_CR_O(x) (0 << (x)) /* mask for output */
-+#define AR531X_GPIO_CR_I(x) (1 << (x)) /* mask for input */
-+#define AR531X_GPIO_CR_INT(x) (1 << ((x)+8)) /* mask for interrupt */
-+#define AR531X_GPIO_CR_UART(x) (1 << ((x)+16)) /* uart multiplex */
-+#define AR531X_NUM_GPIO 8
-+
-+
-+#endif
-+
---- /dev/null
-+++ b/arch/mips/ar231x/ar5312.c
-@@ -0,0 +1,549 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
-+ * Copyright (C) 2006 FON Technology, SL.
-+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2006-2009 Felix Fietkau <nbd@openwrt.org>
-+ */
-+
-+/*
-+ * Platform devices for Atheros SoCs
-+ */
-+
-+#include <generated/autoconf.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+#include <linux/types.h>
-+#include <linux/string.h>
-+#include <linux/mtd/physmap.h>
-+#include <linux/platform_device.h>
-+#include <linux/kernel.h>
-+#include <linux/reboot.h>
-+#include <linux/leds.h>
-+#include <asm/bootinfo.h>
-+#include <asm/reboot.h>
-+#include <asm/time.h>
-+#include <asm/irq.h>
-+#include <asm/io.h>
-+#include <gpio.h>
-+
-+#include <ar231x_platform.h>
-+#include <ar5312_regs.h>
-+#include <ar231x.h>
-+#include "devices.h"
-+#include "ar5312.h"
-+
-+static void
-+ar5312_misc_irq_dispatch(void)
-+{
-+ unsigned int ar231x_misc_intrs = ar231x_read_reg(AR531X_ISR) & ar231x_read_reg(AR531X_IMR);
-+
-+ if (ar231x_misc_intrs & AR531X_ISR_TIMER) {
-+ do_IRQ(AR531X_MISC_IRQ_TIMER);
-+ (void)ar231x_read_reg(AR531X_TIMER);
-+ } else if (ar231x_misc_intrs & AR531X_ISR_AHBPROC)
-+ do_IRQ(AR531X_MISC_IRQ_AHB_PROC);
-+ else if ((ar231x_misc_intrs & AR531X_ISR_UART0))
-+ do_IRQ(AR531X_MISC_IRQ_UART0);
-+ else if (ar231x_misc_intrs & AR531X_ISR_WD)
-+ do_IRQ(AR531X_MISC_IRQ_WATCHDOG);
-+ else
-+ do_IRQ(AR531X_MISC_IRQ_NONE);
-+}
-+
-+static asmlinkage void
-+ar5312_irq_dispatch(void)
-+{
-+ int pending = read_c0_status() & read_c0_cause();
-+
-+ if (pending & CAUSEF_IP2)
-+ do_IRQ(AR5312_IRQ_WLAN0_INTRS);
-+ else if (pending & CAUSEF_IP3)
-+ do_IRQ(AR5312_IRQ_ENET0_INTRS);
-+ else if (pending & CAUSEF_IP4)
-+ do_IRQ(AR5312_IRQ_ENET1_INTRS);
-+ else if (pending & CAUSEF_IP5)
-+ do_IRQ(AR5312_IRQ_WLAN1_INTRS);
-+ else if (pending & CAUSEF_IP6)
-+ ar5312_misc_irq_dispatch();
-+ else if (pending & CAUSEF_IP7)
-+ do_IRQ(AR531X_IRQ_CPU_CLOCK);
-+}
-+
-+
-+/* Enable the specified AR531X_MISC_IRQ interrupt */
-+static void
-+ar5312_misc_intr_enable(unsigned int irq)
-+{
-+ unsigned int imr;
-+
-+ imr = ar231x_read_reg(AR531X_IMR);
-+ imr |= (1 << (irq - AR531X_MISC_IRQ_BASE - 1));
-+ ar231x_write_reg(AR531X_IMR, imr);
-+}
-+
-+/* Disable the specified AR531X_MISC_IRQ interrupt */
-+static void
-+ar5312_misc_intr_disable(unsigned int irq)
-+{
-+ unsigned int imr;
-+
-+ imr = ar231x_read_reg(AR531X_IMR);
-+ imr &= ~(1 << (irq - AR531X_MISC_IRQ_BASE - 1));
-+ ar231x_write_reg(AR531X_IMR, imr);
-+ ar231x_read_reg(AR531X_IMR); /* flush write buffer */
-+}
-+
-+static void
-+ar5312_misc_intr_end(unsigned int irq)
-+{
-+ if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
-+ ar5312_misc_intr_enable(irq);
-+}
-+
-+static struct irq_chip ar5312_misc_intr_controller = {
-+ .name = "AR5312-MISC",
-+ .disable = ar5312_misc_intr_disable,
-+ .ack = ar5312_misc_intr_disable,
-+ .mask_ack = ar5312_misc_intr_disable,
-+ .mask = ar5312_misc_intr_disable,
-+ .unmask = ar5312_misc_intr_enable,
-+ .end = ar5312_misc_intr_end,
-+};
-+
-+
-+static irqreturn_t ar5312_ahb_proc_handler(int cpl, void *dev_id)
-+{
-+ u32 proc1 = ar231x_read_reg(AR531X_PROC1);
-+ u32 procAddr = ar231x_read_reg(AR531X_PROCADDR); /* clears error state */
-+ u32 dma1 = ar231x_read_reg(AR531X_DMA1);
-+ u32 dmaAddr = ar231x_read_reg(AR531X_DMAADDR); /* clears error state */
-+
-+ printk("AHB interrupt: PROCADDR=0x%8.8x PROC1=0x%8.8x DMAADDR=0x%8.8x DMA1=0x%8.8x\n",
-+ procAddr, proc1, dmaAddr, dma1);
-+
-+ machine_restart("AHB error"); /* Catastrophic failure */
-+ return IRQ_HANDLED;
-+}
-+
-+
-+static struct irqaction ar5312_ahb_proc_interrupt = {
-+ .handler = ar5312_ahb_proc_handler,
-+ .flags = IRQF_DISABLED,
-+ .name = "ar5312_ahb_proc_interrupt",
-+};
-+
-+
-+static struct irqaction cascade = {
-+ .handler = no_action,
-+ .flags = IRQF_DISABLED,
-+ .name = "cascade",
-+};
-+
-+void __init ar5312_irq_init(void)
-+{
-+ int i;
-+
-+ if (!is_5312())
-+ return;
-+
-+ ar231x_irq_dispatch = ar5312_irq_dispatch;
-+ for (i = 0; i < AR531X_MISC_IRQ_COUNT; i++) {
-+ int irq = AR531X_MISC_IRQ_BASE + i;
-+ set_irq_chip_and_handler(irq, &ar5312_misc_intr_controller,
-+ handle_level_irq);
-+ }
-+ setup_irq(AR531X_MISC_IRQ_AHB_PROC, &ar5312_ahb_proc_interrupt);
-+ setup_irq(AR5312_IRQ_MISC_INTRS, &cascade);
-+}
-+
-+const struct ar231x_gpiodev ar5312_gpiodev;
-+
-+static u32
-+ar5312_gpio_get_output(void)
-+{
-+ u32 reg;
-+ reg = ~(ar231x_read_reg(AR531X_GPIO_CR));
-+ reg &= ar5312_gpiodev.valid_mask;
-+ return reg;
-+}
-+
-+static u32
-+ar5312_gpio_set_output(u32 mask, u32 val)
-+{
-+ u32 reg;
-+
-+ reg = ar231x_read_reg(AR531X_GPIO_CR);
-+ reg |= mask;
-+ reg &= ~val;
-+ ar231x_write_reg(AR531X_GPIO_CR, reg);
-+ return reg;
-+}
-+
-+static u32
-+ar5312_gpio_get(void)
-+{
-+ u32 reg;
-+ reg = ar231x_read_reg(AR531X_GPIO_DI);
-+ reg &= ar5312_gpiodev.valid_mask;
-+ return reg;
-+}
-+
-+static u32
-+ar5312_gpio_set(u32 mask, u32 value)
-+{
-+ u32 reg;
-+ reg = ar231x_read_reg(AR531X_GPIO_DO);
-+ reg &= ~mask;
-+ reg |= value;
-+ ar231x_write_reg(AR531X_GPIO_DO, reg);
-+ return reg;
-+}
-+
-+const struct ar231x_gpiodev ar5312_gpiodev = {
-+ .valid_mask = (1 << 8) - 1,
-+ .get_output = ar5312_gpio_get_output,
-+ .set_output = ar5312_gpio_set_output,
-+ .get = ar5312_gpio_get,
-+ .set = ar5312_gpio_set,
-+};
-+
-+static struct physmap_flash_data ar5312_flash_data = {
-+ .width = 2,
-+};
-+
-+static struct resource ar5312_flash_resource = {
-+ .start = AR531X_FLASH,
-+ .end = AR531X_FLASH + 0x800000 - 1,
-+ .flags = IORESOURCE_MEM,
-+};
-+
-+static struct ar231x_eth ar5312_eth0_data = {
-+ .reset_base = AR531X_RESET,
-+ .reset_mac = AR531X_RESET_ENET0,
-+ .reset_phy = AR531X_RESET_EPHY0,
-+ .phy_base = KSEG1ADDR(AR531X_ENET0),
-+ .config = &ar231x_board,
-+};
-+
-+static struct ar231x_eth ar5312_eth1_data = {
-+ .reset_base = AR531X_RESET,
-+ .reset_mac = AR531X_RESET_ENET1,
-+ .reset_phy = AR531X_RESET_EPHY1,
-+ .phy_base = KSEG1ADDR(AR531X_ENET1),
-+ .config = &ar231x_board,
-+};
-+
-+static struct platform_device ar5312_physmap_flash = {
-+ .name = "physmap-flash",
-+ .id = 0,
-+ .dev.platform_data = &ar5312_flash_data,
-+ .resource = &ar5312_flash_resource,
-+ .num_resources = 1,
-+};
-+
-+#ifdef CONFIG_LEDS_GPIO
-+static struct gpio_led ar5312_leds[] = {
-+ { .name = "wlan", .gpio = 0, .active_low = 1, },
-+};
-+
-+static const struct gpio_led_platform_data ar5312_led_data = {
-+ .num_leds = ARRAY_SIZE(ar5312_leds),
-+ .leds = (void *) ar5312_leds,
-+};
-+
-+static struct platform_device ar5312_gpio_leds = {
-+ .name = "leds-gpio",
-+ .id = -1,
-+ .dev.platform_data = (void *) &ar5312_led_data,
-+};
-+#endif
-+
-+/*
-+ * NB: This mapping size is larger than the actual flash size,
-+ * but this shouldn't be a problem here, because the flash
-+ * will simply be mapped multiple times.
-+ */
-+static char __init *ar5312_flash_limit(void)
-+{
-+ u32 ctl;
-+ /*
-+ * Configure flash bank 0.
-+ * Assume 8M window size. Flash will be aliased if it's smaller
-+ */
-+ ctl = FLASHCTL_E |
-+ FLASHCTL_AC_8M |
-+ FLASHCTL_RBLE |
-+ (0x01 << FLASHCTL_IDCY_S) |
-+ (0x07 << FLASHCTL_WST1_S) |
-+ (0x07 << FLASHCTL_WST2_S) |
-+ (ar231x_read_reg(AR531X_FLASHCTL0) & FLASHCTL_MW);
-+
-+ ar231x_write_reg(AR531X_FLASHCTL0, ctl);
-+
-+ /* Disable other flash banks */
-+ ar231x_write_reg(AR531X_FLASHCTL1,
-+ ar231x_read_reg(AR531X_FLASHCTL1) & ~(FLASHCTL_E | FLASHCTL_AC));
-+
-+ ar231x_write_reg(AR531X_FLASHCTL2,
-+ ar231x_read_reg(AR531X_FLASHCTL2) & ~(FLASHCTL_E | FLASHCTL_AC));
-+
-+ return (char *) KSEG1ADDR(AR531X_FLASH + 0x800000);
-+}
-+
-+int __init ar5312_init_devices(void)
-+{
-+ struct ar231x_boarddata *config;
-+ u32 fctl = 0;
-+ const u8 *radio;
-+ u8 *c;
-+
-+ if (!is_5312())
-+ return 0;
-+
-+ /* Locate board/radio config data */
-+ ar231x_find_config(ar5312_flash_limit());
-+ config = ar231x_board.config;
-+
-+
-+ /*
-+ * Chip IDs and hardware detection for some Atheros
-+ * models are really broken!
-+ *
-+ * Atheros uses a disabled WMAC0 and Silicon ID of AR5312
-+ * as indication for AR2312, which is otherwise
-+ * indistinguishable from the real AR5312.
-+ */
-+ if (ar231x_board.radio) {
-+ radio = ar231x_board.radio + AR531X_RADIO_MASK_OFF;
-+ if ((*((const u32 *) radio) & AR531X_RADIO0_MASK) == 0)
-+ config->flags |= BD_ISCASPER;
-+ } else
-+ radio = NULL;
-+
-+ /* AR2313 has CPU minor rev. 10 */
-+ if ((current_cpu_data.processor_id & 0xff) == 0x0a)
-+ ar231x_devtype = DEV_TYPE_AR2313;
-+
-+ /* AR2312 shares the same Silicon ID as AR5312 */
-+ else if (config->flags & BD_ISCASPER)
-+ ar231x_devtype = DEV_TYPE_AR2312;
-+
-+ /* Everything else is probably AR5312 or compatible */
-+ else
-+ ar231x_devtype = DEV_TYPE_AR5312;
-+
-+ /* fixup flash width */
-+ fctl = ar231x_read_reg(AR531X_FLASHCTL) & FLASHCTL_MW;
-+ switch (fctl) {
-+ case FLASHCTL_MWx16:
-+ ar5312_flash_data.width = 2;
-+ break;
-+ case FLASHCTL_MWx8:
-+ default:
-+ ar5312_flash_data.width = 1;
-+ break;
-+ }
-+
-+ platform_device_register(&ar5312_physmap_flash);
-+
-+#ifdef CONFIG_LEDS_GPIO
-+ ar5312_leds[0].gpio = config->sysLedGpio;
-+ platform_device_register(&ar5312_gpio_leds);
-+#endif
-+
-+ /* Fix up MAC addresses if necessary */
-+ if (!memcmp(config->enet0_mac, "\xff\xff\xff\xff\xff\xff", 6))
-+ memcpy(config->enet0_mac, config->enet1_mac, 6);
-+
-+ /* If ENET0 and ENET1 have the same mac address,
-+ * increment the one from ENET1 */
-+ if (memcmp(config->enet0_mac, config->enet1_mac, 6) == 0) {
-+ c = config->enet1_mac + 5;
-+ while ((c >= config->enet1_mac) && !(++(*c)))
-+ c--;
-+ }
-+
-+ switch(ar231x_devtype) {
-+ case DEV_TYPE_AR5312:
-+ ar5312_eth0_data.macaddr = config->enet0_mac;
-+ ar231x_add_ethernet(0, KSEG1ADDR(AR531X_ENET0),
-+ AR5312_IRQ_ENET0_INTRS, &ar5312_eth0_data);
-+
-+ ar5312_eth1_data.macaddr = config->enet1_mac;
-+ ar231x_add_ethernet(1, KSEG1ADDR(AR531X_ENET1),
-+ AR5312_IRQ_ENET1_INTRS, &ar5312_eth1_data);
-+
-+ if (!ar231x_board.radio)
-+ return 0;
-+
-+ if ((*((u32 *) radio) & AR531X_RADIO0_MASK) &&
-+ (config->flags & BD_WLAN0))
-+ ar231x_add_wmac(0, AR531X_WLAN0,
-+ AR5312_IRQ_WLAN0_INTRS);
-+
-+ break;
-+ /*
-+ * AR2312/3 ethernet uses the PHY of ENET0, but the MAC
-+ * of ENET1. Atheros calls it 'twisted' for a reason :)
-+ */
-+ case DEV_TYPE_AR2312:
-+ case DEV_TYPE_AR2313:
-+ ar5312_eth1_data.phy_base = ar5312_eth0_data.phy_base;
-+ ar5312_eth1_data.reset_phy = ar5312_eth0_data.reset_phy;
-+ ar5312_eth1_data.macaddr = config->enet0_mac;
-+ ar231x_add_ethernet(0, KSEG1ADDR(AR531X_ENET1),
-+ AR5312_IRQ_ENET1_INTRS, &ar5312_eth1_data);
-+
-+ if (!ar231x_board.radio)
-+ return 0;
-+ break;
-+ default:
-+ break;
-+ }
-+
-+ if ((*((u32 *) radio) & AR531X_RADIO1_MASK) &&
-+ (config->flags & BD_WLAN1))
-+ ar231x_add_wmac(1, AR531X_WLAN1,
-+ AR5312_IRQ_WLAN1_INTRS);
-+
-+ return 0;
-+}
-+
-+
-+static void ar5312_restart(char *command)
-+{
-+ /* reset the system */
-+ local_irq_disable();
-+ while(1) {
-+ ar231x_write_reg(AR531X_RESET, AR531X_RESET_SYSTEM);
-+ }
-+}
-+
-+
-+/*
-+ * This table is indexed by bits 5..4 of the CLOCKCTL1 register
-+ * to determine the predevisor value.
-+ */
-+static int __initdata CLOCKCTL1_PREDIVIDE_TABLE[4] = { 1, 2, 4, 5 };
-+
-+
-+static int __init
-+ar5312_cpu_frequency(void)
-+{
-+ unsigned int result;
-+ unsigned int predivide_mask, predivide_shift;
-+ unsigned int multiplier_mask, multiplier_shift;
-+ unsigned int clockCtl1, preDivideSelect, preDivisor, multiplier;
-+ unsigned int doubler_mask;
-+ u16 devid;
-+
-+ /* Trust the bootrom's idea of cpu frequency. */
-+ if ((result = ar231x_read_reg(AR5312_SCRATCH)))
-+ return result;
-+
-+ devid = ar231x_read_reg(AR531X_REV);
-+ devid &= AR531X_REV_MAJ;
-+ devid >>= AR531X_REV_MAJ_S;
-+ if (devid == AR531X_REV_MAJ_AR2313) {
-+ predivide_mask = AR2313_CLOCKCTL1_PREDIVIDE_MASK;
-+ predivide_shift = AR2313_CLOCKCTL1_PREDIVIDE_SHIFT;
-+ multiplier_mask = AR2313_CLOCKCTL1_MULTIPLIER_MASK;
-+ multiplier_shift = AR2313_CLOCKCTL1_MULTIPLIER_SHIFT;
-+ doubler_mask = AR2313_CLOCKCTL1_DOUBLER_MASK;
-+ } else { /* AR5312 and AR2312 */
-+ predivide_mask = AR5312_CLOCKCTL1_PREDIVIDE_MASK;
-+ predivide_shift = AR5312_CLOCKCTL1_PREDIVIDE_SHIFT;
-+ multiplier_mask = AR5312_CLOCKCTL1_MULTIPLIER_MASK;
-+ multiplier_shift = AR5312_CLOCKCTL1_MULTIPLIER_SHIFT;
-+ doubler_mask = AR5312_CLOCKCTL1_DOUBLER_MASK;
-+ }
-+
-+ /*
-+ * Clocking is derived from a fixed 40MHz input clock.
-+ *
-+ * cpuFreq = InputClock * MULT (where MULT is PLL multiplier)
-+ * sysFreq = cpuFreq / 4 (used for APB clock, serial,
-+ * flash, Timer, Watchdog Timer)
-+ *
-+ * cntFreq = cpuFreq / 2 (use for CPU count/compare)
-+ *
-+ * So, for example, with a PLL multiplier of 5, we have
-+ *
-+ * cpuFreq = 200MHz
-+ * sysFreq = 50MHz
-+ * cntFreq = 100MHz
-+ *
-+ * We compute the CPU frequency, based on PLL settings.
-+ */
-+
-+ clockCtl1 = ar231x_read_reg(AR5312_CLOCKCTL1);
-+ preDivideSelect = (clockCtl1 & predivide_mask) >> predivide_shift;
-+ preDivisor = CLOCKCTL1_PREDIVIDE_TABLE[preDivideSelect];
-+ multiplier = (clockCtl1 & multiplier_mask) >> multiplier_shift;
-+
-+ if (clockCtl1 & doubler_mask) {
-+ multiplier = multiplier << 1;
-+ }
-+ return (40000000 / preDivisor) * multiplier;
-+}
-+
-+static inline int
-+ar5312_sys_frequency(void)
-+{
-+ return ar5312_cpu_frequency() / 4;
-+}
-+
-+void __init
-+ar5312_time_init(void)
-+{
-+ if (!is_5312())
-+ return;
-+
-+ mips_hpt_frequency = ar5312_cpu_frequency() / 2;
-+}
-+
-+
-+void __init
-+ar5312_prom_init(void)
-+{
-+ u32 memsize, memcfg, bank0AC, bank1AC;
-+ u32 devid;
-+
-+ if (!is_5312())
-+ return;
-+
-+ /* Detect memory size */
-+ memcfg = ar231x_read_reg(AR531X_MEM_CFG1);
-+ bank0AC = (memcfg & MEM_CFG1_AC0) >> MEM_CFG1_AC0_S;
-+ bank1AC = (memcfg & MEM_CFG1_AC1) >> MEM_CFG1_AC1_S;
-+ memsize = (bank0AC ? (1 << (bank0AC+1)) : 0)
-+ + (bank1AC ? (1 << (bank1AC+1)) : 0);
-+ memsize <<= 20;
-+ add_memory_region(0, memsize, BOOT_MEM_RAM);
-+
-+ devid = ar231x_read_reg(AR531X_REV);
-+ devid >>= AR531X_REV_WMAC_MIN_S;
-+ devid &= AR531X_REV_CHIP;
-+ ar231x_board.devid = (u16) devid;
-+ ar231x_gpiodev = &ar5312_gpiodev;
-+}
-+
-+void __init
-+ar5312_plat_setup(void)
-+{
-+ if (!is_5312())
-+ return;
-+
-+ /* Clear any lingering AHB errors */
-+ ar231x_read_reg(AR531X_PROCADDR);
-+ ar231x_read_reg(AR531X_DMAADDR);
-+ ar231x_write_reg(AR531X_WD_CTRL, AR531X_WD_CTRL_IGNORE_EXPIRATION);
-+
-+ _machine_restart = ar5312_restart;
-+ ar231x_serial_setup(KSEG1ADDR(AR531X_UART0), ar5312_sys_frequency());
-+}
-+
---- /dev/null
-+++ b/arch/mips/ar231x/ar2315.c
-@@ -0,0 +1,658 @@
-+/*
-+ * This file is subject to the terms and conditions of the GNU General Public
-+ * License. See the file "COPYING" in the main directory of this archive
-+ * for more details.
-+ *
-+ * Copyright (C) 2003 Atheros Communications, Inc., All Rights Reserved.
-+ * Copyright (C) 2006 FON Technology, SL.
-+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
-+ */
-+
-+/*
-+ * Platform devices for Atheros SoCs
-+ */
-+
-+#include <generated/autoconf.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+#include <linux/types.h>
-+#include <linux/string.h>
-+#include <linux/platform_device.h>
-+#include <linux/kernel.h>
-+#include <linux/reboot.h>
-+#include <linux/delay.h>
-+#include <linux/leds.h>
-+#include <asm/bootinfo.h>
-+#include <asm/reboot.h>
-+#include <asm/time.h>
-+#include <asm/irq.h>
-+#include <asm/io.h>
-+#include <asm/gpio.h>
-+
-+#include <ar231x_platform.h>
-+#include <ar2315_regs.h>
-+#include <ar231x.h>
-+#include "devices.h"
-+#include "ar2315.h"
-+
-+static u32 gpiointmask = 0, gpiointval = 0;
-+
-+static inline void ar2315_gpio_irq(void)
-+{
-+ u32 pend;
-+ int bit = -1;
-+
-+ /* only do one gpio interrupt at a time */
-+ pend = (ar231x_read_reg(AR2315_GPIO_DI) ^ gpiointval) & gpiointmask;
-+
-+ if (pend) {
-+ bit = fls(pend) - 1;
-+ pend &= ~(1 << bit);
-+ gpiointval ^= (1 << bit);
-+ }
-+
-+ if (!pend)
-+ ar231x_write_reg(AR2315_ISR, AR2315_ISR_GPIO);
-+
-+ /* Enable interrupt with edge detection */
-+ if ((ar231x_read_reg(AR2315_GPIO_CR) & AR2315_GPIO_CR_M(bit)) != AR2315_GPIO_CR_I(bit))
-+ return;
-+
-+ if (bit >= 0)
-+ do_IRQ(AR531X_GPIO_IRQ_BASE + bit);
-+}
-+
-+
-+/*
-+ * Called when an interrupt is received, this function
-+ * determines exactly which interrupt it was, and it
-+ * invokes the appropriate handler.
-+ *
-+ * Implicitly, we also define interrupt priority by
-+ * choosing which to dispatch first.
-+ */
-+static asmlinkage void
-+ar2315_irq_dispatch(void)
-+{
-+ int pending = read_c0_status() & read_c0_cause();
-+
-+ if (pending & CAUSEF_IP3)
-+ do_IRQ(AR2315_IRQ_WLAN0_INTRS);
-+ else if (pending & CAUSEF_IP4)
-+ do_IRQ(AR2315_IRQ_ENET0_INTRS);
-+ else if (pending & CAUSEF_IP2) {
-+ unsigned int misc_intr = ar231x_read_reg(AR2315_ISR) & ar231x_read_reg(AR2315_IMR);
-+
-+ if (misc_intr & AR2315_ISR_SPI)
-+ do_IRQ(AR531X_MISC_IRQ_SPI);
-+ else if (misc_intr & AR2315_ISR_TIMER)
-+ do_IRQ(AR531X_MISC_IRQ_TIMER);
-+ else if (misc_intr & AR2315_ISR_AHB)
-+ do_IRQ(AR531X_MISC_IRQ_AHB_PROC);
-+ else if (misc_intr & AR2315_ISR_GPIO)
-+ ar2315_gpio_irq();
-+ else if (misc_intr & AR2315_ISR_UART0)
-+ do_IRQ(AR531X_MISC_IRQ_UART0);
-+ else if (misc_intr & AR2315_ISR_WD)
-+ do_IRQ(AR531X_MISC_IRQ_WATCHDOG);
-+ else
-+ do_IRQ(AR531X_MISC_IRQ_NONE);
-+ } else if (pending & CAUSEF_IP7)
-+ do_IRQ(AR531X_IRQ_CPU_CLOCK);
-+}
-+
-+static void ar2315_set_gpiointmask(int gpio, int level)
-+{
-+ u32 reg;
-+
-+ reg = ar231x_read_reg(AR2315_GPIO_INT);
-+ reg &= ~(AR2315_GPIO_INT_M | AR2315_GPIO_INT_LVL_M);
-+ reg |= gpio | AR2315_GPIO_INT_LVL(level);
-+ ar231x_write_reg(AR2315_GPIO_INT, reg);
-+}
-+
-+static void ar2315_gpio_intr_enable(unsigned int irq)
-+{
-+ unsigned int gpio = irq - AR531X_GPIO_IRQ_BASE;
-+
-+ /* Enable interrupt with edge detection */
-+ if ((ar231x_read_reg(AR2315_GPIO_CR) & AR2315_GPIO_CR_M(gpio)) != AR2315_GPIO_CR_I(gpio))
-+ return;
-+
-+ gpiointmask |= (1 << gpio);
-+ ar2315_set_gpiointmask(gpio, 3);
-+}
-+
-+static unsigned int ar2315_gpio_intr_startup(unsigned int irq)
-+{
-+ unsigned int gpio = irq - AR531X_GPIO_IRQ_BASE;
-+
-+ /* reconfigure GPIO line as input */
-+ ar231x_mask_reg(AR2315_GPIO_CR, AR2315_GPIO_CR_M(gpio), AR2315_GPIO_CR_I(gpio));
-+ ar2315_gpio_intr_enable(irq);
-+ return 0;
-+}
-+
-+static void ar2315_gpio_intr_disable(unsigned int irq)
-+{
-+ unsigned int gpio = irq - AR531X_GPIO_IRQ_BASE;
-+
-+ /* Disable interrupt */
-+ gpiointmask &= ~(1 << gpio);
-+ ar2315_set_gpiointmask(gpio, 0);
-+}
-+
-+static void
-+ar2315_gpio_intr_end(unsigned int irq)
-+{
-+ if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
-+ ar2315_gpio_intr_enable(irq);
-+}
-+
-+static struct irq_chip ar2315_gpio_intr_controller = {
-+ .typename = "AR2315-GPIO",
-+ .startup = ar2315_gpio_intr_startup,
-+ .ack = ar2315_gpio_intr_disable,
-+ .mask_ack = ar2315_gpio_intr_disable,
-+ .mask = ar2315_gpio_intr_disable,
-+ .unmask = ar2315_gpio_intr_enable,
-+ .end = ar2315_gpio_intr_end,
-+};
-+
-+static void
-+ar2315_misc_intr_enable(unsigned int irq)
-+{
-+ unsigned int imr;
-+
-+ imr = ar231x_read_reg(AR2315_IMR);
-+ switch(irq) {
-+ case AR531X_MISC_IRQ_SPI:
-+ imr |= AR2315_ISR_SPI;
-+ break;
-+ case AR531X_MISC_IRQ_TIMER:
-+ imr |= AR2315_ISR_TIMER;
-+ break;
-+ case AR531X_MISC_IRQ_AHB_PROC:
-+ imr |= AR2315_ISR_AHB;
-+ break;
-+ case AR531X_MISC_IRQ_GPIO:
-+ imr |= AR2315_ISR_GPIO;
-+ break;
-+ case AR531X_MISC_IRQ_UART0:
-+ imr |= AR2315_ISR_UART0;
-+ break;
-+ case AR531X_MISC_IRQ_WATCHDOG:
-+ imr |= AR2315_ISR_WD;
-+ break;
-+ default:
-+ break;
-+ }
-+ ar231x_write_reg(AR2315_IMR, imr);
-+}
-+
-+static void
-+ar2315_misc_intr_disable(unsigned int irq)
-+{
-+ unsigned int imr;
-+
-+ imr = ar231x_read_reg(AR2315_IMR);
-+ switch(irq) {
-+ case AR531X_MISC_IRQ_SPI:
-+ imr &= ~AR2315_ISR_SPI;
-+ break;
-+ case AR531X_MISC_IRQ_TIMER:
-+ imr &= ~AR2315_ISR_TIMER;
-+ break;
-+ case AR531X_MISC_IRQ_AHB_PROC:
-+ imr &= ~AR2315_ISR_AHB;
-+ break;
-+ case AR531X_MISC_IRQ_GPIO:
-+ imr &= ~AR2315_ISR_GPIO;
-+ break;
-+ case AR531X_MISC_IRQ_UART0:
-+ imr &= ~AR2315_ISR_UART0;
-+ break;
-+ case AR531X_MISC_IRQ_WATCHDOG:
-+ imr &= ~AR2315_ISR_WD;
-+ break;
-+ default:
-+ break;
-+ }
-+ ar231x_write_reg(AR2315_IMR, imr);
-+}
-+
-+static void
-+ar2315_misc_intr_end(unsigned int irq)
-+{
-+ if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
-+ ar2315_misc_intr_enable(irq);
-+}
-+
-+
-+static struct irq_chip ar2315_misc_intr_controller = {
-+ .typename = "AR2315-MISC",
-+ .ack = ar2315_misc_intr_disable,
-+ .mask_ack = ar2315_misc_intr_disable,
-+ .mask = ar2315_misc_intr_disable,
-+ .unmask = ar2315_misc_intr_enable,
-+ .end = ar2315_misc_intr_end,
-+};
-+
-+static irqreturn_t ar2315_ahb_proc_handler(int cpl, void *dev_id)
-+{
-+ ar231x_write_reg(AR2315_AHB_ERR0, AHB_ERROR_DET);
-+ ar231x_read_reg(AR2315_AHB_ERR1);
-+
-+ printk(KERN_ERR "AHB fatal error\n");
-+ machine_restart("AHB error"); /* Catastrophic failure */
-+
-+ return IRQ_HANDLED;
-+}
-+
-+static struct irqaction ar2315_ahb_proc_interrupt = {
-+ .handler = ar2315_ahb_proc_handler,
-+ .flags = IRQF_DISABLED,
-+ .name = "ar2315_ahb_proc_interrupt",
-+};
-+
-+static struct irqaction cascade = {
-+ .handler = no_action,
-+ .flags = IRQF_DISABLED,
-+ .name = "cascade",
-+};
-+
-+void
-+ar2315_irq_init(void)
-+{
-+ int i;
-+
-+ if (!is_2315())
-+ return;
-+
-+ ar231x_irq_dispatch = ar2315_irq_dispatch;
-+ gpiointval = ar231x_read_reg(AR2315_GPIO_DI);
-+ for (i = 0; i < AR531X_MISC_IRQ_COUNT; i++) {
-+ int irq = AR531X_MISC_IRQ_BASE + i;
-+ set_irq_chip_and_handler(irq, &ar2315_misc_intr_controller,
-+ handle_level_irq);
-+ }
-+ for (i = 0; i < AR531X_GPIO_IRQ_COUNT; i++) {
-+ int irq = AR531X_GPIO_IRQ_BASE + i;
-+ set_irq_chip_and_handler(irq, &ar2315_gpio_intr_controller,
-+ handle_level_irq);
-+ }
-+ setup_irq(AR531X_MISC_IRQ_GPIO, &cascade);
-+ setup_irq(AR531X_MISC_IRQ_AHB_PROC, &ar2315_ahb_proc_interrupt);
-+ setup_irq(AR2315_IRQ_MISC_INTRS, &cascade);
-+}
-+
-+const struct ar231x_gpiodev ar2315_gpiodev;
-+
-+static u32
-+ar2315_gpio_get_output(void)
-+{
-+ u32 reg;
-+ reg = ar231x_read_reg(AR2315_GPIO_CR);
-+ reg &= ar2315_gpiodev.valid_mask;
-+ return reg;
-+}
-+
-+static u32
-+ar2315_gpio_set_output(u32 mask, u32 val)
-+{
-+ u32 reg;
-+
-+ reg = ar231x_read_reg(AR2315_GPIO_CR);
-+ reg &= ~mask;
-+ reg |= val;
-+ ar231x_write_reg(AR2315_GPIO_CR, reg);
-+ return reg;
-+}
-+
-+static u32
-+ar2315_gpio_get(void)
-+{
-+ u32 reg;
-+ reg = ar231x_read_reg(AR2315_GPIO_DI);
-+ reg &= ar2315_gpiodev.valid_mask;
-+ return reg;
-+}
-+
-+static u32
-+ar2315_gpio_set(u32 mask, u32 value)
-+{
-+ u32 reg;
-+ reg = ar231x_read_reg(AR2315_GPIO_DO);
-+ reg &= ~mask;
-+ reg |= value;
-+ ar231x_write_reg(AR2315_GPIO_DO, reg);
-+ return reg;
-+}
-+
-+const struct ar231x_gpiodev ar2315_gpiodev = {
-+ .valid_mask = (1 << 22) - 1,
-+ .get_output = ar2315_gpio_get_output,
-+ .set_output = ar2315_gpio_set_output,
-+ .get = ar2315_gpio_get,
-+ .set = ar2315_gpio_set,
-+};
-+
-+static struct ar231x_eth ar2315_eth_data = {
-+ .reset_base = AR2315_RESET,
-+ .reset_mac = AR2315_RESET_ENET0,
-+ .reset_phy = AR2315_RESET_EPHY0,
-+ .phy_base = AR2315_ENET0,
-+ .config = &ar231x_board,
-+};
-+
-+static struct resource ar2315_spiflash_res[] = {
-+ {
-+ .name = "flash_base",
-+ .flags = IORESOURCE_MEM,
-+ .start = KSEG1ADDR(AR2315_SPI_READ),
-+ .end = KSEG1ADDR(AR2315_SPI_READ) + 0x1000000 - 1,
-+ },
-+ {
-+ .name = "flash_regs",
-+ .flags = IORESOURCE_MEM,
-+ .start = 0x11300000,
-+ .end = 0x11300012,
-+ },
-+};
-+
-+static struct platform_device ar2315_spiflash = {
-+ .id = 0,
-+ .name = "spiflash",
-+ .resource = ar2315_spiflash_res,
-+ .num_resources = ARRAY_SIZE(ar2315_spiflash_res)
-+};
-+
-+static struct platform_device ar2315_wdt = {
-+ .id = 0,
-+ .name = "ar2315_wdt",
-+};
-+
-+#define SPI_FLASH_CTL 0x00
-+#define SPI_FLASH_OPCODE 0x04
-+#define SPI_FLASH_DATA 0x08
-+
-+static inline u32
-+spiflash_read_reg(int reg)
-+{
-+ return ar231x_read_reg(KSEG1ADDR(AR2315_SPI) + reg);
-+}
-+
-+static inline void
-+spiflash_write_reg(int reg, u32 data)
-+{
-+ ar231x_write_reg(KSEG1ADDR(AR2315_SPI) + reg, data);
-+}
-+
-+static u32
-+spiflash_wait_status(void)
-+{
-+ u32 reg;
-+
-+ do {
-+ reg = spiflash_read_reg(SPI_FLASH_CTL);
-+ } while (reg & SPI_CTL_BUSY);
-+
-+ return reg;
-+}
-+
-+static u8
-+spiflash_probe(void)
-+{
-+ u32 reg;
-+
-+ reg = spiflash_wait_status();
-+ reg &= ~SPI_CTL_TX_RX_CNT_MASK;
-+ reg |= (1 << 4) | 4 | SPI_CTL_START;
-+
-+ spiflash_write_reg(SPI_FLASH_OPCODE, 0xab);
-+ spiflash_write_reg(SPI_FLASH_CTL, reg);
-+
-+ reg = spiflash_wait_status();
-+ reg = spiflash_read_reg(SPI_FLASH_DATA);
-+ reg &= 0xff;
-+
-+ return (u8) reg;
-+}
-+
-+
-+#define STM_8MBIT_SIGNATURE 0x13
-+#define STM_16MBIT_SIGNATURE 0x14
-+#define STM_32MBIT_SIGNATURE 0x15
-+#define STM_64MBIT_SIGNATURE 0x16
-+#define STM_128MBIT_SIGNATURE 0x17
-+
-+static u8 __init *
-+ar2315_flash_limit(void)
-+{
-+ u32 flash_size = 0;
-+
-+ /* probe the flash chip size */
-+ switch(spiflash_probe()) {
-+ case STM_8MBIT_SIGNATURE:
-+ flash_size = 0x00100000;
-+ break;
-+ case STM_16MBIT_SIGNATURE:
-+ flash_size = 0x00200000;
-+ break;
-+ case STM_32MBIT_SIGNATURE:
-+ flash_size = 0x00400000;
-+ break;
-+ case STM_64MBIT_SIGNATURE:
-+ flash_size = 0x00800000;
-+ break;
-+ case STM_128MBIT_SIGNATURE:
-+ flash_size = 0x01000000;
-+ break;
-+ }
-+
-+ ar2315_spiflash_res[0].end = ar2315_spiflash_res[0].start +
-+ flash_size - 1;
-+ return (u8 *) ar2315_spiflash_res[0].end + 1;
-+}
-+
-+#ifdef CONFIG_LEDS_GPIO
-+static struct gpio_led ar2315_leds[6];
-+static struct gpio_led_platform_data ar2315_led_data = {
-+ .leds = (void *) ar2315_leds,
-+};
-+
-+static struct platform_device ar2315_gpio_leds = {
-+ .name = "leds-gpio",
-+ .id = -1,
-+ .dev = {
-+ .platform_data = (void *) &ar2315_led_data,
-+ }
-+};
-+
-+static void __init
-+ar2315_init_gpio(void)
-+{
-+ static char led_names[6][6];
-+ int i, led = 0;
-+
-+ ar2315_led_data.num_leds = 0;
-+ for(i = 1; i < 8; i++)
-+ {
-+ if((i == AR2315_RESET_GPIO) ||
-+ (i == ar231x_board.config->resetConfigGpio))
-+ continue;
-+
-+ if(i == ar231x_board.config->sysLedGpio)
-+ strcpy(led_names[led], "wlan");
-+ else
-+ sprintf(led_names[led], "gpio%d", i);
-+
-+ ar2315_leds[led].name = led_names[led];
-+ ar2315_leds[led].gpio = i;
-+ ar2315_leds[led].active_low = 0;
-+ led++;
-+ }
-+ ar2315_led_data.num_leds = led;
-+ platform_device_register(&ar2315_gpio_leds);
-+}
-+#else
-+static inline void ar2315_init_gpio(void)
-+{
-+}
-+#endif
-+
-+int __init
-+ar2315_init_devices(void)
-+{
-+ if (!is_2315())
-+ return 0;
-+
-+ /* Find board configuration */
-+ ar231x_find_config(ar2315_flash_limit());
-+ ar2315_eth_data.macaddr = ar231x_board.config->enet0_mac;
-+
-+ ar2315_init_gpio();
-+ platform_device_register(&ar2315_wdt);
-+ platform_device_register(&ar2315_spiflash);
-+ ar231x_add_ethernet(0, AR2315_ENET0, AR2315_IRQ_ENET0_INTRS,
-+ &ar2315_eth_data);
-+ ar231x_add_wmac(0, AR2315_WLAN0, AR2315_IRQ_WLAN0_INTRS);
-+
-+ return 0;
-+}
-+
-+static void
-+ar2315_restart(char *command)
-+{
-+ void (*mips_reset_vec)(void) = (void *) 0xbfc00000;
-+
-+ local_irq_disable();
-+
-+ /* try reset the system via reset control */
-+ ar231x_write_reg(AR2315_COLD_RESET,AR2317_RESET_SYSTEM);
-+
-+ /* Cold reset does not work on the AR2315/6, use the GPIO reset bits a workaround.
-+ * give it some time to attempt a gpio based hardware reset
-+ * (atheros reference design workaround) */
-+ gpio_direction_output(AR2315_RESET_GPIO, 0);
-+ mdelay(100);
-+
-+ /* Some boards (e.g. Senao EOC-2610) don't implement the reset logic
-+ * workaround. Attempt to jump to the mips reset location -
-+ * the boot loader itself might be able to recover the system */
-+ mips_reset_vec();
-+}
-+
-+
-+/*
-+ * This table is indexed by bits 5..4 of the CLOCKCTL1 register
-+ * to determine the predevisor value.
-+ */
-+static int __initdata CLOCKCTL1_PREDIVIDE_TABLE[4] = { 1, 2, 4, 5 };
-+static int __initdata PLLC_DIVIDE_TABLE[5] = { 2, 3, 4, 6, 3 };
-+
-+static unsigned int __init
-+ar2315_sys_clk(unsigned int clockCtl)
-+{
-+ unsigned int pllcCtrl,cpuDiv;
-+ unsigned int pllcOut,refdiv,fdiv,divby2;
-+ unsigned int clkDiv;
-+
-+ pllcCtrl = ar231x_read_reg(AR2315_PLLC_CTL);
-+ refdiv = (pllcCtrl & PLLC_REF_DIV_M) >> PLLC_REF_DIV_S;
-+ refdiv = CLOCKCTL1_PREDIVIDE_TABLE[refdiv];
-+ fdiv = (pllcCtrl & PLLC_FDBACK_DIV_M) >> PLLC_FDBACK_DIV_S;
-+ divby2 = (pllcCtrl & PLLC_ADD_FDBACK_DIV_M) >> PLLC_ADD_FDBACK_DIV_S;
-+ divby2 += 1;
-+ pllcOut = (40000000/refdiv)*(2*divby2)*fdiv;
-+
-+
-+ /* clkm input selected */
-+ switch(clockCtl & CPUCLK_CLK_SEL_M) {
-+ case 0:
-+ case 1:
-+ clkDiv = PLLC_DIVIDE_TABLE[(pllcCtrl & PLLC_CLKM_DIV_M) >> PLLC_CLKM_DIV_S];
-+ break;
-+ case 2:
-+ clkDiv = PLLC_DIVIDE_TABLE[(pllcCtrl & PLLC_CLKC_DIV_M) >> PLLC_CLKC_DIV_S];
-+ break;
-+ default:
-+ pllcOut = 40000000;
-+ clkDiv = 1;
-+ break;
-+ }
-+ cpuDiv = (clockCtl & CPUCLK_CLK_DIV_M) >> CPUCLK_CLK_DIV_S;
-+ cpuDiv = cpuDiv * 2 ?: 1;
-+ return (pllcOut/(clkDiv * cpuDiv));
-+}
-+
-+static inline unsigned int
-+ar2315_cpu_frequency(void)
-+{
-+ return ar2315_sys_clk(ar231x_read_reg(AR2315_CPUCLK));
-+}
-+
-+static inline unsigned int
-+ar2315_apb_frequency(void)
-+{
-+ return ar2315_sys_clk(ar231x_read_reg(AR2315_AMBACLK));
-+}
-+
-+void __init
-+ar2315_time_init(void)
-+{
-+ if (!is_2315())
-+ return;
-+
-+ mips_hpt_frequency = ar2315_cpu_frequency() / 2;
-+}
-+
-+void __init
-+ar2315_prom_init(void)
-+{
-+ u32 memsize, memcfg, devid;
-+
-+ if (!is_2315())
-+ return;
-+
-+ memcfg = ar231x_read_reg(AR2315_MEM_CFG);
-+ memsize = 1 + ((memcfg & SDRAM_DATA_WIDTH_M) >> SDRAM_DATA_WIDTH_S);
-+ memsize <<= 1 + ((memcfg & SDRAM_COL_WIDTH_M) >> SDRAM_COL_WIDTH_S);
-+ memsize <<= 1 + ((memcfg & SDRAM_ROW_WIDTH_M) >> SDRAM_ROW_WIDTH_S);
-+ memsize <<= 3;
-+ add_memory_region(0, memsize, BOOT_MEM_RAM);
-+
-+ /* Detect the hardware based on the device ID */
-+ devid = ar231x_read_reg(AR2315_SREV) & AR2315_REV_CHIP;
-+ switch(devid) {
-+ case 0x90:
-+ case 0x91:
-+ ar231x_devtype = DEV_TYPE_AR2317;
-+ break;
-+ default:
-+ ar231x_devtype = DEV_TYPE_AR2315;
-+ break;
-+ }
-+ ar231x_gpiodev = &ar2315_gpiodev;
-+ ar231x_board.devid = devid;
-+}
-+
-+void __init
-+ar2315_plat_setup(void)
-+{
-+ u32 config;
-+
-+ if (!is_2315())
-+ return;
-+
-+ /* Clear any lingering AHB errors */
-+ config = read_c0_config();
-+ write_c0_config(config & ~0x3);
-+ ar231x_write_reg(AR2315_AHB_ERR0,AHB_ERROR_DET);
-+ ar231x_read_reg(AR2315_AHB_ERR1);
-+ ar231x_write_reg(AR2315_WDC, AR2315_WDC_IGNORE_EXPIRATION);
-+
-+ _machine_restart = ar2315_restart;
-+ ar231x_serial_setup(KSEG1ADDR(AR2315_UART0), ar2315_apb_frequency());
-+}
---- /dev/null
-+++ b/arch/mips/ar231x/ar2315.h
-@@ -0,0 +1,37 @@
-+#ifndef __AR2315_H
-+#define __AR2315_H
-+
-+#ifdef CONFIG_ATHEROS_AR2315
-+
-+extern void ar2315_irq_init(void);
-+extern int ar2315_init_devices(void);
-+extern void ar2315_prom_init(void);
-+extern void ar2315_plat_setup(void);
-+extern void ar2315_time_init(void);
-+
-+#else
-+
-+static inline void ar2315_irq_init(void)
-+{
-+}
-+
-+static inline int ar2315_init_devices(void)
-+{
-+ return 0;
-+}
-+
-+static inline void ar2315_prom_init(void)
-+{
-+}
-+
-+static inline void ar2315_plat_setup(void)
-+{
-+}
-+
-+static inline void ar2315_time_init(void)
-+{
-+}
-+
-+#endif
-+
-+#endif
---- /dev/null
-+++ b/arch/mips/ar231x/ar5312.h
-@@ -0,0 +1,38 @@
-+#ifndef __AR5312_H
-+#define __AR5312_H
-+
-+#ifdef CONFIG_ATHEROS_AR5312
-+
-+extern void ar5312_irq_init(void);
-+extern int ar5312_init_devices(void);
-+extern void ar5312_prom_init(void);
-+extern void ar5312_plat_setup(void);
-+extern void ar5312_time_init(void);
-+extern void ar5312_time_init(void);
-+
-+#else
-+
-+static inline void ar5312_irq_init(void)
-+{
-+}
-+
-+static inline int ar5312_init_devices(void)
-+{
-+ return 0;
-+}
-+
-+static inline void ar5312_prom_init(void)
-+{
-+}
-+
-+static inline void ar5312_plat_setup(void)
-+{
-+}
-+
-+static inline void ar5312_time_init(void)
-+{
-+}
-+
-+#endif
-+
-+#endif
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar231x/ar231x.h
-@@ -0,0 +1,54 @@
-+#ifndef __AR531X_H
-+#define __AR531X_H
-+
-+#define AR531X_MISC_IRQ_BASE 0x20
-+#define AR531X_GPIO_IRQ_BASE 0x30
-+
-+/* Software's idea of interrupts handled by "CPU Interrupt Controller" */
-+#define AR531X_IRQ_NONE MIPS_CPU_IRQ_BASE+0
-+#define AR531X_IRQ_CPU_CLOCK MIPS_CPU_IRQ_BASE+7 /* C0_CAUSE: 0x8000 */
-+
-+/* Miscellaneous interrupts, which share IP6 */
-+#define AR531X_MISC_IRQ_NONE AR531X_MISC_IRQ_BASE+0
-+#define AR531X_MISC_IRQ_TIMER AR531X_MISC_IRQ_BASE+1
-+#define AR531X_MISC_IRQ_AHB_PROC AR531X_MISC_IRQ_BASE+2
-+#define AR531X_MISC_IRQ_AHB_DMA AR531X_MISC_IRQ_BASE+3
-+#define AR531X_MISC_IRQ_GPIO AR531X_MISC_IRQ_BASE+4
-+#define AR531X_MISC_IRQ_UART0 AR531X_MISC_IRQ_BASE+5
-+#define AR531X_MISC_IRQ_UART0_DMA AR531X_MISC_IRQ_BASE+6
-+#define AR531X_MISC_IRQ_WATCHDOG AR531X_MISC_IRQ_BASE+7
-+#define AR531X_MISC_IRQ_LOCAL AR531X_MISC_IRQ_BASE+8
-+#define AR531X_MISC_IRQ_SPI AR531X_MISC_IRQ_BASE+9
-+#define AR531X_MISC_IRQ_COUNT 10
-+
-+/* GPIO Interrupts [0..7], share AR531X_MISC_IRQ_GPIO */
-+#define AR531X_GPIO_IRQ_NONE AR531X_GPIO_IRQ_BASE+0
-+#define AR531X_GPIO_IRQ(n) AR531X_GPIO_IRQ_BASE+n
-+#define AR531X_GPIO_IRQ_COUNT 22
-+
-+static inline u32
-+ar231x_read_reg(u32 reg)
-+{
-+ return __raw_readl((u32 *) KSEG1ADDR(reg));
-+}
-+
-+static inline void
-+ar231x_write_reg(u32 reg, u32 val)
-+{
-+ __raw_writel(val, (u32 *) KSEG1ADDR(reg));
-+}
-+
-+static inline u32
-+ar231x_mask_reg(u32 reg, u32 mask, u32 val)
-+{
-+ u32 ret;
-+
-+ ret = ar231x_read_reg(reg);
-+ ret &= ~mask;
-+ ret |= val;
-+ ar231x_write_reg(reg, ret);
-+
-+ return ret;
-+}
-+
-+#endif
---- /dev/null
-+++ b/arch/mips/ar231x/devices.h
-@@ -0,0 +1,37 @@
-+#ifndef __AR231X_DEVICES_H
-+#define __AR231X_DEVICES_H
-+
-+enum {
-+ /* handled by ar5312.c */
-+ DEV_TYPE_AR2312,
-+ DEV_TYPE_AR2313,
-+ DEV_TYPE_AR5312,
-+
-+ /* handled by ar2315.c */
-+ DEV_TYPE_AR2315,
-+ DEV_TYPE_AR2316,
-+ DEV_TYPE_AR2317,
-+
-+ DEV_TYPE_UNKNOWN
-+};
-+
-+extern int ar231x_devtype;
-+extern struct ar231x_board_config ar231x_board;
-+extern asmlinkage void (*ar231x_irq_dispatch)(void);
-+
-+extern int ar231x_find_config(u8 *flash_limit);
-+extern void ar231x_serial_setup(u32 mapbase, unsigned int uartclk);
-+extern int ar231x_add_wmac(int nr, u32 base, int irq);
-+extern int ar231x_add_ethernet(int nr, u32 base, int irq, void *pdata);
-+
-+static inline bool is_2315(void)
-+{
-+ return (current_cpu_data.cputype == CPU_4KEC);
-+}
-+
-+static inline bool is_5312(void)
-+{
-+ return !is_2315();
-+}
-+
-+#endif
---- /dev/null
-+++ b/arch/mips/ar231x/devices.c
-@@ -0,0 +1,175 @@
-+#include <linux/kernel.h>
-+#include <linux/init.h>
-+#include <linux/serial.h>
-+#include <linux/serial_core.h>
-+#include <linux/serial_8250.h>
-+#include <linux/platform_device.h>
-+#include <ar231x_platform.h>
-+#include <ar231x.h>
-+#include "devices.h"
-+#include "ar5312.h"
-+#include "ar2315.h"
-+
-+struct ar231x_board_config ar231x_board;
-+int ar231x_devtype = DEV_TYPE_UNKNOWN;
-+const struct ar231x_gpiodev *ar231x_gpiodev;
-+EXPORT_SYMBOL(ar231x_gpiodev);
-+
-+static struct resource ar231x_eth0_res[] = {
-+ {
-+ .name = "eth0_membase",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "eth0_irq",
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+static struct resource ar231x_eth1_res[] = {
-+ {
-+ .name = "eth1_membase",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "eth1_irq",
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+static struct platform_device ar231x_eth[] = {
-+ {
-+ .id = 0,
-+ .name = "ar231x-eth",
-+ .resource = ar231x_eth0_res,
-+ .num_resources = ARRAY_SIZE(ar231x_eth0_res)
-+ },
-+ {
-+ .id = 1,
-+ .name = "ar231x-eth",
-+ .resource = ar231x_eth1_res,
-+ .num_resources = ARRAY_SIZE(ar231x_eth1_res)
-+ }
-+};
-+
-+static struct resource ar231x_wmac0_res[] = {
-+ {
-+ .name = "wmac0_membase",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "wmac0_irq",
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+static struct resource ar231x_wmac1_res[] = {
-+ {
-+ .name = "wmac1_membase",
-+ .flags = IORESOURCE_MEM,
-+ },
-+ {
-+ .name = "wmac1_irq",
-+ .flags = IORESOURCE_IRQ,
-+ }
-+};
-+
-+
-+static struct platform_device ar231x_wmac[] = {
-+ {
-+ .id = 0,
-+ .name = "ar231x-wmac",
-+ .resource = ar231x_wmac0_res,
-+ .num_resources = ARRAY_SIZE(ar231x_wmac0_res),
-+ .dev.platform_data = &ar231x_board,
-+ },
-+ {
-+ .id = 1,
-+ .name = "ar231x-wmac",
-+ .resource = ar231x_wmac1_res,
-+ .num_resources = ARRAY_SIZE(ar231x_wmac1_res),
-+ .dev.platform_data = &ar231x_board,
-+ },
-+};
-+
-+static const char *devtype_strings[] = {
-+ [DEV_TYPE_AR5312] = "Atheros AR5312",
-+ [DEV_TYPE_AR2312] = "Atheros AR2312",
-+ [DEV_TYPE_AR2313] = "Atheros AR2313",
-+ [DEV_TYPE_AR2315] = "Atheros AR2315",
-+ [DEV_TYPE_AR2316] = "Atheros AR2316",
-+ [DEV_TYPE_AR2317] = "Atheros AR2317",
-+ [DEV_TYPE_UNKNOWN] = "Atheros (unknown)",
-+};
-+
-+const char *get_system_type(void)
-+{
-+ if ((ar231x_devtype >= ARRAY_SIZE(devtype_strings)) ||
-+ !devtype_strings[ar231x_devtype])
-+ return devtype_strings[DEV_TYPE_UNKNOWN];
-+ return devtype_strings[ar231x_devtype];
-+}
-+
-+
-+int __init
-+ar231x_add_ethernet(int nr, u32 base, int irq, void *pdata)
-+{
-+ struct resource *res;
-+
-+ ar231x_eth[nr].dev.platform_data = pdata;
-+ res = &ar231x_eth[nr].resource[0];
-+ res->start = base;
-+ res->end = base + 0x2000 - 1;
-+ res++;
-+ res->start = irq;
-+ res->end = irq;
-+ return platform_device_register(&ar231x_eth[nr]);
-+}
-+
-+void __init
-+ar231x_serial_setup(u32 mapbase, unsigned int uartclk)
-+{
-+ struct uart_port s;
-+
-+ memset(&s, 0, sizeof(s));
-+
-+ s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
-+ s.iotype = UPIO_MEM;
-+ s.irq = AR531X_MISC_IRQ_UART0;
-+ s.regshift = 2;
-+ s.mapbase = mapbase;
-+ s.uartclk = uartclk;
-+ s.membase = (void __iomem *)s.mapbase;
-+
-+ early_serial_setup(&s);
-+}
-+
-+int __init
-+ar231x_add_wmac(int nr, u32 base, int irq)
-+{
-+ struct resource *res;
-+
-+ ar231x_wmac[nr].dev.platform_data = &ar231x_board;
-+ res = &ar231x_wmac[nr].resource[0];
-+ res->start = base;
-+ res->end = base + 0x10000 - 1;
-+ res++;
-+ res->start = irq;
-+ res->end = irq;
-+ return platform_device_register(&ar231x_wmac[nr]);
-+}
-+
-+static int __init ar231x_register_devices(void)
-+{
-+ static struct resource res = {
-+ .start = 0xFFFFFFFF,
-+ };
-+
-+ platform_device_register_simple("GPIODEV", 0, &res, 1);
-+ ar5312_init_devices();
-+ ar2315_init_devices();
-+
-+ return 0;
-+}
-+
-+device_initcall(ar231x_register_devices);