target/linux/ar71xx/files/arch/mips/ath79/mach-wrt400n.c

   1 /*
   2  *  Linksys WRT400N board support
   3  *
   4  *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2009 Imre Kaloz <kaloz@openwrt.org>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14
  15 #include <asm/mach-ath79/ath79.h>
  16
  17 #include "dev-ap9x-pci.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "machtypes.h"
  23
  24 #define WRT400N_GPIO_LED_POWER          1
  25 #define WRT400N_GPIO_LED_WPS_BLUE       4
  26 #define WRT400N_GPIO_LED_WPS_AMBER      5
  27 #define WRT400N_GPIO_LED_WLAN           6
  28
  29 #define WRT400N_GPIO_BTN_RESET          8
  30 #define WRT400N_GPIO_BTN_WLSEC          3
  31
  32 #define WRT400N_KEYS_POLL_INTERVAL      20      /* msecs */
  33 #define WRT400N_KEYS_DEBOUNE_INTERVAL   (3 * WRT400N_KEYS_POLL_INTERVAL)
  34
  35 #define WRT400N_MAC_ADDR_OFFSET         0x120c
  36 #define WRT400N_CALDATA0_OFFSET         0x1000
  37 #define WRT400N_CALDATA1_OFFSET         0x5000
  38
  39 static struct mtd_partition wrt400n_partitions[] = {
  40         {
  41                 .name           = "uboot",
  42                 .offset         = 0,
  43                 .size           = 0x030000,
  44                 .mask_flags     = MTD_WRITEABLE,
  45         }, {
  46                 .name           = "env",
  47                 .offset         = 0x030000,
  48                 .size           = 0x010000,
  49                 .mask_flags     = MTD_WRITEABLE,
  50         }, {
  51                 .name           = "linux",
  52                 .offset         = 0x040000,
  53                 .size           = 0x140000,
  54         }, {
  55                 .name           = "rootfs",
  56                 .offset         = 0x180000,
  57                 .size           = 0x630000,
  58         }, {
  59                 .name           = "nvram",
  60                 .offset         = 0x7b0000,
  61                 .size           = 0x010000,
  62                 .mask_flags     = MTD_WRITEABLE,
  63         }, {
  64                 .name           = "factory",
  65                 .offset         = 0x7c0000,
  66                 .size           = 0x010000,
  67                 .mask_flags     = MTD_WRITEABLE,
  68         }, {
  69                 .name           = "language",
  70                 .offset         = 0x7d0000,
  71                 .size           = 0x020000,
  72                 .mask_flags     = MTD_WRITEABLE,
  73         }, {
  74                 .name           = "caldata",
  75                 .offset         = 0x7f0000,
  76                 .size           = 0x010000,
  77                 .mask_flags     = MTD_WRITEABLE,
  78         }, {
  79                 .name           = "firmware",
  80                 .offset         = 0x040000,
  81                 .size           = 0x770000,
  82         }
  83 };
  84
  85 static struct flash_platform_data wrt400n_flash_data = {
  86         .parts          = wrt400n_partitions,
  87         .nr_parts       = ARRAY_SIZE(wrt400n_partitions),
  88 };
  89
  90 static struct gpio_led wrt400n_leds_gpio[] __initdata = {
  91         {
  92                 .name           = "wrt400n:blue:wps",
  93                 .gpio           = WRT400N_GPIO_LED_WPS_BLUE,
  94                 .active_low     = 1,
  95         }, {
  96                 .name           = "wrt400n:amber:wps",
  97                 .gpio           = WRT400N_GPIO_LED_WPS_AMBER,
  98                 .active_low     = 1,
  99         }, {
 100                 .name           = "wrt400n:blue:wlan",
 101                 .gpio           = WRT400N_GPIO_LED_WLAN,
 102                 .active_low     = 1,
 103         }, {
 104                 .name           = "wrt400n:blue:power",
 105                 .gpio           = WRT400N_GPIO_LED_POWER,
 106                 .active_low     = 0,
 107                 .default_trigger = "default-on",
 108         }
 109 };
 110
 111 static struct gpio_keys_button wrt400n_gpio_keys[] __initdata = {
 112         {
 113                 .desc           = "reset",
 114                 .type           = EV_KEY,
 115                 .code           = KEY_RESTART,
 116                 .debounce_interval = WRT400N_KEYS_DEBOUNE_INTERVAL,
 117                 .gpio           = WRT400N_GPIO_BTN_RESET,
 118                 .active_low     = 1,
 119         }, {
 120                 .desc           = "wlsec",
 121                 .type           = EV_KEY,
 122                 .code           = KEY_WPS_BUTTON,
 123                 .debounce_interval = WRT400N_KEYS_DEBOUNE_INTERVAL,
 124                 .gpio           = WRT400N_GPIO_BTN_WLSEC,
 125                 .active_low     = 1,
 126         }
 127 };
 128
 129 static void __init wrt400n_setup(void)
 130 {
 131         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 132         u8 *mac = art + WRT400N_MAC_ADDR_OFFSET;
 133
 134         ath79_register_mdio(0, 0x0);
 135
 136         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
 137         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 138         ath79_eth0_data.speed = SPEED_100;
 139         ath79_eth0_data.duplex = DUPLEX_FULL;
 140
 141         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 2);
 142         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 143         ath79_eth1_data.phy_mask = 0x10;
 144
 145         ath79_register_eth(0);
 146         ath79_register_eth(1);
 147
 148         ath79_register_m25p80(&wrt400n_flash_data);
 149
 150         ath79_register_leds_gpio(-1, ARRAY_SIZE(wrt400n_leds_gpio),
 151                                  wrt400n_leds_gpio);
 152
 153         ath79_register_gpio_keys_polled(-1, WRT400N_KEYS_POLL_INTERVAL,
 154                                         ARRAY_SIZE(wrt400n_gpio_keys),
 155                                         wrt400n_gpio_keys);
 156
 157         ap94_pci_init(art + WRT400N_CALDATA0_OFFSET, NULL,
 158                       art + WRT400N_CALDATA1_OFFSET, NULL);
 159 }
 160
 161 MIPS_MACHINE(ATH79_MACH_WRT400N, "WRT400N", "Linksys WRT400N", wrt400n_setup);