target/linux/ar71xx/files/arch/mips/ar71xx/mach-dir-600-a1.c

   1 /*
   2  *  D-Link DIR-600 rev. A1 board support
   3  *
   4  *  Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/mtd/mtd.h>
  12 #include <linux/mtd/partitions.h>
  13
  14 #include <asm/mach-ar71xx/ar71xx.h>
  15
  16 #include "machtype.h"
  17 #include "devices.h"
  18 #include "dev-m25p80.h"
  19 #include "dev-ap91-pci.h"
  20 #include "dev-gpio-buttons.h"
  21 #include "dev-leds-gpio.h"
  22 #include "nvram.h"
  23
  24 #define DIR_600_A1_GPIO_LED_WPS                 0
  25 #define DIR_600_A1_GPIO_LED_POWER_AMBER         1
  26 #define DIR_600_A1_GPIO_LED_POWER_GREEN         6
  27
  28 #define DIR_600_A1_GPIO_BTN_RESET               8
  29 #define DIR_600_A1_GPIO_BTN_WPS                 12
  30
  31 #define DIR_600_A1_KEYS_POLL_INTERVAL   20      /* msecs */
  32 #define DIR_600_A1_KEYS_DEBOUNCE_INTERVAL (3 * DIR_600_A1_KEYS_POLL_INTERVAL)
  33
  34 #define DIR_600_A1_NVRAM_ADDR   0x1f030000
  35 #define DIR_600_A1_NVRAM_SIZE   0x10000
  36
  37 #ifdef CONFIG_MTD_PARTITIONS
  38 static struct mtd_partition dir_600_a1_partitions[] = {
  39         {
  40                 .name           = "u-boot",
  41                 .offset         = 0,
  42                 .size           = 0x030000,
  43                 .mask_flags     = MTD_WRITEABLE,
  44         }, {
  45                 .name           = "nvram",
  46                 .offset         = 0x030000,
  47                 .size           = 0x010000,
  48         }, {
  49                 .name           = "kernel",
  50                 .offset         = 0x040000,
  51                 .size           = 0x0e0000,
  52         }, {
  53                 .name           = "rootfs",
  54                 .offset         = 0x120000,
  55                 .size           = 0x2c0000,
  56         }, {
  57                 .name           = "mac",
  58                 .offset         = 0x3e0000,
  59                 .size           = 0x010000,
  60                 .mask_flags     = MTD_WRITEABLE,
  61         }, {
  62                 .name           = "art",
  63                 .offset         = 0x3f0000,
  64                 .size           = 0x010000,
  65                 .mask_flags     = MTD_WRITEABLE,
  66         }, {
  67                 .name           = "firmware",
  68                 .offset         = 0x040000,
  69                 .size           = 0x3a0000,
  70         }
  71 };
  72 #endif /* CONFIG_MTD_PARTITIONS */
  73
  74 static struct flash_platform_data dir_600_a1_flash_data = {
  75 #ifdef CONFIG_MTD_PARTITIONS
  76         .parts          = dir_600_a1_partitions,
  77         .nr_parts       = ARRAY_SIZE(dir_600_a1_partitions),
  78 #endif
  79 };
  80
  81 static struct gpio_led dir_600_a1_leds_gpio[] __initdata = {
  82         {
  83                 .name           = "dir-600-a1:green:power",
  84                 .gpio           = DIR_600_A1_GPIO_LED_POWER_GREEN,
  85         }, {
  86                 .name           = "dir-600-a1:amber:power",
  87                 .gpio           = DIR_600_A1_GPIO_LED_POWER_AMBER,
  88         }, {
  89                 .name           = "dir-600-a1:blue:wps",
  90                 .gpio           = DIR_600_A1_GPIO_LED_WPS,
  91                 .active_low     = 1,
  92         }
  93 };
  94
  95 static struct gpio_keys_button dir_600_a1_gpio_keys[] __initdata = {
  96         {
  97                 .desc           = "reset",
  98                 .type           = EV_KEY,
  99                 .code           = KEY_RESTART,
 100                 .debounce_interval = DIR_600_A1_KEYS_DEBOUNCE_INTERVAL,
 101                 .gpio           = DIR_600_A1_GPIO_BTN_RESET,
 102                 .active_low     = 1,
 103         }, {
 104                 .desc           = "wps",
 105                 .type           = EV_KEY,
 106                 .code           = KEY_WPS_BUTTON,
 107                 .debounce_interval = DIR_600_A1_KEYS_DEBOUNCE_INTERVAL,
 108                 .gpio           = DIR_600_A1_GPIO_BTN_WPS,
 109                 .active_low     = 1,
 110         }
 111 };
 112
 113 static void __init dir_600_a1_setup(void)
 114 {
 115         const char *nvram = (char *) KSEG1ADDR(DIR_600_A1_NVRAM_ADDR);
 116         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 117         u8 mac_buff[6];
 118         u8 *mac = NULL;
 119
 120         if (nvram_parse_mac_addr(nvram, DIR_600_A1_NVRAM_SIZE,
 121                                 "lan_mac=", mac_buff) == 0) {
 122                 ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac_buff, 0);
 123                 ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac_buff, 1);
 124                 mac = mac_buff;
 125         }
 126
 127         ar71xx_add_device_m25p80(&dir_600_a1_flash_data);
 128
 129         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(dir_600_a1_leds_gpio),
 130                                         dir_600_a1_leds_gpio);
 131
 132         ar71xx_register_gpio_keys_polled(-1, DIR_600_A1_KEYS_POLL_INTERVAL,
 133                                          ARRAY_SIZE(dir_600_a1_gpio_keys),
 134                                          dir_600_a1_gpio_keys);
 135
 136         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
 137         ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
 138
 139         ar71xx_add_device_mdio(0, 0x0);
 140
 141         /* LAN ports */
 142         ar71xx_add_device_eth(1);
 143
 144         /* WAN port */
 145         ar71xx_add_device_eth(0);
 146
 147         ap91_pci_init(ee, mac);
 148 }
 149
 150 MIPS_MACHINE(AR71XX_MACH_DIR_600_A1, "DIR-600-A1", "D-Link DIR-600 rev. A1",
 151              dir_600_a1_setup);