target/linux/ramips/files/arch/mips/ralink/rt305x/mach-sl-r7205.c

   1 /*
   2  *  Skyline SL-R7205 Wireless 3G Router support
   3  *
   4  *  Copyright (C) 2012 Haipoh Teoh <hpteoh@ceedtec.com>
   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 SL_R7205_GPIO_BUTTON_WPS        0
  23 #define SL_R7205_GPIO_BUTTON_RESET      10      /* active low */
  24
  25 #define SL_R7205_GPIO_LED_WIFI          7
  26
  27 #define SL_R7205_KEYS_POLL_INTERVAL     20
  28 #define SL_R7205_KEYS_DEBOUNCE_INTERVAL (3 * SL_R7205_KEYS_POLL_INTERVAL)
  29
  30 static struct gpio_led sl_r7205_leds_gpio[] __initdata = {
  31         {
  32                 .name           = "sl-r7205:green:wifi",
  33                 .gpio           = SL_R7205_GPIO_LED_WIFI,
  34                 .active_low     = 1,
  35         }
  36 };
  37
  38 static struct gpio_keys_button sl_r7205_gpio_buttons[] __initdata = {
  39         {
  40                 .desc           = "reset",
  41                 .type           = EV_KEY,
  42                 .code           = KEY_RESTART,
  43                 .debounce_interval = SL_R7205_KEYS_DEBOUNCE_INTERVAL,
  44                 .gpio           = SL_R7205_GPIO_BUTTON_RESET,
  45                 .active_low     = 1,
  46         }, {
  47                 .desc           = "wps",
  48                 .type           = EV_KEY,
  49                 .code           = KEY_WPS_BUTTON,
  50                 .debounce_interval = SL_R7205_KEYS_DEBOUNCE_INTERVAL,
  51                 .gpio           = SL_R7205_GPIO_BUTTON_WPS,
  52                 .active_low     = 1,
  53         }
  54 };
  55
  56 static void __init sl_r7205_init(void)
  57 {
  58         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  59
  60         rt305x_register_flash(0);
  61
  62         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL;
  63         rt305x_register_ethernet();
  64         ramips_register_gpio_leds(-1, ARRAY_SIZE(sl_r7205_leds_gpio),
  65                                   sl_r7205_leds_gpio);
  66         ramips_register_gpio_buttons(-1, SL_R7205_KEYS_POLL_INTERVAL,
  67                                      ARRAY_SIZE(sl_r7205_gpio_buttons),
  68                                      sl_r7205_gpio_buttons);
  69         rt305x_register_wifi();
  70         rt305x_register_wdt();
  71         rt305x_register_usb();
  72 }
  73
  74 MIPS_MACHINE(RAMIPS_MACH_SL_R7205, "SL-R7205",
  75              "Skyline SL-R7205 Wireless 3G Router",
  76              sl_r7205_init);