target/linux/ramips/files-3.7/arch/mips/ralink/rt305x/mach-whr-g300n.c

   1 /*
   2  *  Buffalo WHR-G300N board support
   3  *
   4  *  Copyright (C) 2009-2010 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/init.h>
  12 #include <linux/platform_device.h>
  13
  14 #include <asm/mach-ralink/machine.h>
  15 #include <asm/mach-ralink/dev-gpio-buttons.h>
  16 #include <asm/mach-ralink/dev-gpio-leds.h>
  17 #include <asm/mach-ralink/rt305x.h>
  18 #include <asm/mach-ralink/rt305x_regs.h>
  19
  20 #include "devices.h"
  21
  22 #define WHR_G300N_GPIO_LED_DIAG         7
  23 #define WHR_G300N_GPIO_LED_ROUTER       9
  24 #define WHR_G300N_GPIO_LED_SECURITY     14
  25
  26 #define WHR_G300N_GPIO_BUTTON_AOSS              0       /* active low */
  27 #define WHR_G300N_GPIO_BUTTON_RESET             10      /* active low */
  28 #define WHR_G300N_GPIO_BUTTON_ROUTER_ON         8       /* active low */
  29 #define WHR_G300N_GPIO_BUTTON_ROUTER_OFF        11      /* active low */
  30
  31 #define WHR_G300N_KEYS_POLL_INTERVAL            20
  32 #define WHR_G300N_KEYS_DEBOUNCE_INTERVAL        (3 * WHR_G300N_KEYS_POLL_INTERVAL)
  33
  34 static struct gpio_led whr_g300n_leds_gpio[] __initdata = {
  35         {
  36                 .name           = "whr-g300n:red:diag",
  37                 .gpio           = WHR_G300N_GPIO_LED_DIAG,
  38                 .active_low     = 1,
  39         }, {
  40                 .name           = "whr-g300n:green:router",
  41                 .gpio           = WHR_G300N_GPIO_LED_ROUTER,
  42                 .active_low     = 1,
  43         }, {
  44                 .name           = "whr-g300n:amber:security",
  45                 .gpio           = WHR_G300N_GPIO_LED_SECURITY,
  46                 .active_low     = 1,
  47         }
  48 };
  49
  50 static struct gpio_keys_button whr_g300n_gpio_buttons[] __initdata = {
  51         {
  52                 .desc           = "reset",
  53                 .type           = EV_KEY,
  54                 .code           = KEY_RESTART,
  55                 .debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
  56                 .gpio           = WHR_G300N_GPIO_BUTTON_RESET,
  57                 .active_low     = 1,
  58         }, {
  59                 .desc           = "aoss",
  60                 .type           = EV_KEY,
  61                 .code           = KEY_WPS_BUTTON,
  62                 .debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
  63                 .gpio           = WHR_G300N_GPIO_BUTTON_AOSS,
  64                 .active_low     = 1,
  65         }, {
  66                 .desc           = "router-off",
  67                 .type           = EV_KEY,
  68                 .code           = BTN_2,
  69                 .debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
  70                 .gpio           = WHR_G300N_GPIO_BUTTON_ROUTER_OFF,
  71                 .active_low     = 1,
  72         }, {
  73                 .desc           = "router-on",
  74                 .type           = EV_KEY,
  75                 .code           = BTN_3,
  76                 .debounce_interval = WHR_G300N_KEYS_DEBOUNCE_INTERVAL,
  77                 .gpio           = WHR_G300N_GPIO_BUTTON_ROUTER_ON,
  78                 .active_low     = 1,
  79         }
  80 };
  81
  82 static void __init whr_g300n_init(void)
  83 {
  84         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  85
  86         rt305x_register_flash(0);
  87
  88         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
  89         rt305x_register_ethernet();
  90         ramips_register_gpio_leds(-1, ARRAY_SIZE(whr_g300n_leds_gpio),
  91                                   whr_g300n_leds_gpio);
  92         ramips_register_gpio_buttons(-1, WHR_G300N_KEYS_POLL_INTERVAL,
  93                                      ARRAY_SIZE(whr_g300n_gpio_buttons),
  94                                      whr_g300n_gpio_buttons);
  95         rt305x_register_wifi();
  96         rt305x_register_wdt();
  97 }
  98
  99 MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "WHR-G300N", "Buffalo WHR-G300N",
 100              whr_g300n_init);