target/linux/ramips/files-3.7/arch/mips/ralink/rt305x/mach-br6425.c

   1 /*
   2  *  Edimax BR-6425 board support
   3  *
   4  *  Copyright (C) 2012 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 #include <linux/spi/spi.h>
  14 #include <linux/spi/flash.h>
  15
  16 #include <asm/mach-ralink/machine.h>
  17 #include <asm/mach-ralink/dev-gpio-buttons.h>
  18 #include <asm/mach-ralink/dev-gpio-leds.h>
  19 #include <asm/mach-ralink/rt305x.h>
  20 #include <asm/mach-ralink/rt305x_regs.h>
  21
  22 #include "devices.h"
  23
  24 #define BR6425_GPIO_LED_POWER           9
  25 #define BR6425_GPIO_BUTTON_RESET        12
  26 #define BR6425_GPIO_SWITCH_RFKILL       13
  27 #define BR6425_GPIO_LED_WLAN            14
  28 #define BR6425_KEYS_POLL_INTERVAL       20
  29 #define BR6425_KEYS_DEBOUNCE_INTERVAL   (3 * BR6425_KEYS_POLL_INTERVAL)
  30
  31 static struct gpio_keys_button br6425_gpio_buttons[] __initdata = {
  32         {
  33                 .desc           = "reset_wps",
  34                 .type           = EV_KEY,
  35                 .code           = KEY_RESTART,
  36                 .debounce_interval = BR6425_KEYS_DEBOUNCE_INTERVAL,
  37                 .gpio           = BR6425_GPIO_BUTTON_RESET,
  38                 .active_low     = 1,
  39         },
  40         {
  41                 .desc           = "RFKILL switch",
  42                 .type           = EV_SW,
  43                 .code           = KEY_RFKILL,
  44                 .debounce_interval = BR6425_KEYS_DEBOUNCE_INTERVAL,
  45                 .gpio           = BR6425_GPIO_SWITCH_RFKILL,
  46                 .active_low     = 1,
  47         },
  48 };
  49
  50 static struct gpio_led br6425_leds_gpio[] __initdata = {
  51         {
  52                 .name           = "edimax:green:power",
  53                 .gpio           = BR6425_GPIO_LED_POWER,
  54                 .active_low     = 1,
  55         }, {
  56                 .name           = "edimax:orange:wlan",
  57                 .gpio           = BR6425_GPIO_LED_WLAN,
  58                 .active_low     = 1,
  59         },
  60 };
  61
  62 static void __init br6425_init(void)
  63 {
  64         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  65         rt305x_register_flash(0);
  66         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
  67         rt305x_register_ethernet();
  68         ramips_register_gpio_leds(-1, ARRAY_SIZE(br6425_leds_gpio),
  69                                   br6425_leds_gpio);
  70         ramips_register_gpio_buttons(-1, BR6425_KEYS_POLL_INTERVAL,
  71                                      ARRAY_SIZE(br6425_gpio_buttons),
  72                                      br6425_gpio_buttons);
  73         rt305x_register_wifi();
  74         rt305x_register_wdt();
  75 }
  76
  77 MIPS_MACHINE(RAMIPS_MACH_BR6425, "BR-6425", "Edimax BR-6425",
  78              br6425_init);