target/linux/ramips/files-3.7/arch/mips/ralink/rt305x/mach-air3gii.c

   1 /*
   2  *  AirLive Air3GII board support
   3  *
   4  *  Copyright (C) 2012 Cezary Jackiewicz <cezary.jackiewicz@gmail.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
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/spi/spi.h>
  15 #include <linux/spi/flash.h>
  16
  17 #include <asm/mach-ralink/machine.h>
  18 #include <asm/mach-ralink/dev-gpio-buttons.h>
  19 #include <asm/mach-ralink/dev-gpio-leds.h>
  20 #include <asm/mach-ralink/rt305x.h>
  21 #include <asm/mach-ralink/rt305x_regs.h>
  22
  23 #include "devices.h"
  24
  25 #define AIR3GII_GPIO_BUTTON_WPS 7
  26
  27 #define AIR3GII_GPIO_LED_WLAN   8
  28 #define AIR3GII_GPIO_LED_MOBILE 9
  29
  30 #define AIR3GII_KEYS_POLL_INTERVAL   20
  31 #define AIR3GII_KEYS_DEBOUNCE_INTERVAL (3 * AIR3GII_KEYS_POLL_INTERVAL)
  32
  33 const struct flash_platform_data air3gii_flash = {
  34         .type           = "en25q32b",
  35 };
  36
  37 struct spi_board_info air3gii_spi_slave_info[] __initdata = {
  38         {
  39                 .modalias       = "m25p80",
  40                 .platform_data  = &air3gii_flash,
  41                 .irq            = -1,
  42                 .max_speed_hz   = 10000000,
  43                 .bus_num        = 0,
  44                 .chip_select    = 0,
  45         },
  46 };
  47
  48 static struct gpio_led air3gii_leds_gpio[] __initdata = {
  49         {
  50                 .name           = "airlive:green:wlan",
  51                 .gpio           = AIR3GII_GPIO_LED_WLAN,
  52                 .active_low     = 0,
  53         }, {
  54                 .name           = "airlive:green:mobile",
  55                 .gpio           = AIR3GII_GPIO_LED_MOBILE,
  56                 .active_low     = 1,
  57         }
  58 };
  59
  60 static struct gpio_keys_button air3gii_gpio_buttons[] __initdata = {
  61         {
  62                 .desc           = "wps",
  63                 .type           = EV_KEY,
  64                 .code           = KEY_WPS_BUTTON,
  65                 .debounce_interval = AIR3GII_KEYS_DEBOUNCE_INTERVAL,
  66                 .gpio           = AIR3GII_GPIO_BUTTON_WPS,
  67                 .active_low     = 1,
  68         }
  69 };
  70
  71 static void __init air3gii_init(void)
  72 {
  73         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  74
  75         rt305x_register_spi(air3gii_spi_slave_info,
  76                             ARRAY_SIZE(air3gii_spi_slave_info));
  77
  78         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
  79         rt305x_register_ethernet();
  80
  81         ramips_register_gpio_leds(-1, ARRAY_SIZE(air3gii_leds_gpio),
  82                                   air3gii_leds_gpio);
  83
  84         ramips_register_gpio_buttons(-1, AIR3GII_KEYS_POLL_INTERVAL,
  85                                      ARRAY_SIZE(air3gii_gpio_buttons),
  86                                      air3gii_gpio_buttons);
  87
  88         rt305x_register_wifi();
  89         rt305x_register_wdt();
  90         rt305x_register_usb();
  91 }
  92
  93 MIPS_MACHINE(RAMIPS_MACH_AIR3GII, "AIR3GII", "AirLive Air3GII",
  94                 air3gii_init);