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

   1 /*
   2  *  Linksys WRT400N board support
   3  *
   4  *  Copyright (C) 2009 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/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15
  16 #include <asm/mips_machine.h>
  17 #include <asm/mach-ar71xx/ar71xx.h>
  18
  19 #include "devices.h"
  20 #include "dev-m25p80.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-gpio-buttons.h"
  23 #include "dev-leds-gpio.h"
  24
  25 #define WRT400N_GPIO_LED_ORANGE 5
  26 #define WRT400N_GPIO_LED_GREEN  4
  27 #define WRT400N_GPIO_LED_POWER  1
  28 #define WRT400N_GPIO_LED_WLAN   0
  29
  30 #define WRT400N_GPIO_BTN_RESET  8
  31 #define WRT400N_GPIO_BTN_WLSEC  3
  32
  33 #define WRT400N_BUTTONS_POLL_INTERVAL   20
  34
  35 #ifdef CONFIG_MTD_PARTITIONS
  36 static struct mtd_partition wrt400n_partitions[] = {
  37         {
  38                 .name           = "uboot",
  39                 .offset         = 0,
  40                 .size           = 0x030000,
  41                 .mask_flags     = MTD_WRITEABLE,
  42         } , {
  43                 .name           = "env",
  44                 .offset         = 0x030000,
  45                 .size           = 0x010000,
  46                 .mask_flags     = MTD_WRITEABLE,
  47         } , {
  48                 .name           = "linux",
  49                 .offset         = 0x040000,
  50                 .size           = 0x140000,
  51         } , {
  52                 .name           = "rootfs",
  53                 .offset         = 0x180000,
  54                 .size           = 0x630000,
  55         } , {
  56                 .name           = "nvram",
  57                 .offset         = 0x7b0000,
  58                 .size           = 0x010000,
  59                 .mask_flags     = MTD_WRITEABLE,
  60         } , {
  61                 .name           = "factory",
  62                 .offset         = 0x7c0000,
  63                 .size           = 0x010000,
  64                 .mask_flags     = MTD_WRITEABLE,
  65         } , {
  66                 .name           = "language",
  67                 .offset         = 0x7d0000,
  68                 .size           = 0x020000,
  69                 .mask_flags     = MTD_WRITEABLE,
  70         } , {
  71                 .name           = "caldata",
  72                 .offset         = 0x7f0000,
  73                 .size           = 0x010000,
  74                 .mask_flags     = MTD_WRITEABLE,
  75         } , {
  76                 .name           = "firmware",
  77                 .offset         = 0x040000,
  78                 .size           = 0x770000,
  79         }
  80 };
  81 #endif /* CONFIG_MTD_PARTITIONS */
  82
  83 static struct flash_platform_data wrt400n_flash_data = {
  84 #ifdef CONFIG_MTD_PARTITIONS
  85         .parts          = wrt400n_partitions,
  86         .nr_parts       = ARRAY_SIZE(wrt400n_partitions),
  87 #endif
  88 };
  89
  90 static struct gpio_led wrt400n_leds_gpio[] __initdata = {
  91         {
  92                 .name           = "wrt400n:green:status",
  93                 .gpio           = WRT400N_GPIO_LED_GREEN,
  94                 .active_low     = 1,
  95         }, {
  96                 .name           = "wrt400n:amber:aoss",
  97                 .gpio           = WRT400N_GPIO_LED_ORANGE,
  98                 .active_low     = 1,
  99         }, {
 100                 .name           = "wrt400n:green:wlan",
 101                 .gpio           = WRT400N_GPIO_LED_WLAN,
 102                 .active_low     = 1,
 103         }, {
 104                 .name           = "wrt400n:green:power",
 105                 .gpio           = WRT400N_GPIO_LED_POWER,
 106                 .active_low     = 1,
 107         }
 108 };
 109
 110 static struct gpio_button wrt400n_gpio_buttons[] __initdata = {
 111         {
 112                 .desc           = "reset",
 113                 .type           = EV_KEY,
 114                 .code           = BTN_0,
 115                 .threshold      = 5,
 116                 .gpio           = WRT400N_GPIO_BTN_RESET,
 117                 .active_low     = 1,
 118         } , {
 119                 .desc           = "wlsec",
 120                 .type           = EV_KEY,
 121                 .code           = BTN_1,
 122                 .threshold      = 5,
 123                 .gpio           = WRT400N_GPIO_BTN_WLSEC,
 124                 .active_low     = 1,
 125         }
 126 };
 127
 128 static void __init wrt400n_setup(void)
 129 {
 130         ar71xx_add_device_mdio(0x0);
 131
 132         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 133         ar71xx_eth0_data.phy_mask = 0xf;
 134         ar71xx_eth0_data.speed = SPEED_100;
 135         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 136         ar71xx_eth0_data.has_ar8216 = 1;
 137
 138         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 139         ar71xx_eth1_data.phy_mask = 0x10;
 140
 141         ar71xx_add_device_eth(0);
 142         ar71xx_add_device_eth(1);
 143
 144         ar71xx_add_device_m25p80(&wrt400n_flash_data);
 145
 146         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wrt400n_leds_gpio),
 147                                         wrt400n_leds_gpio);
 148
 149         ar71xx_add_device_gpio_buttons(-1, WRT400N_BUTTONS_POLL_INTERVAL,
 150                                         ARRAY_SIZE(wrt400n_gpio_buttons),
 151                                         wrt400n_gpio_buttons);
 152
 153         /* TODO: PCI support */
 154 }
 155
 156 MIPS_MACHINE(AR71XX_MACH_WRT400N, "Linksys WRT400N", wrt400n_setup);