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