target/linux/ar71xx/files-3.2/arch/mips/ath79/mach-tl-wa901nd-v2.c

   1 /*
   2  *  TP-LINK TL-WA901N/ND v2 board support
   3  *
   4  *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2010 Pieter Hollants <pieter@hollants.com>
   6  *  Copyright (C) 2011 Jonathan Bennett <jbscience87@gmail.com>
   7  *
   8  *  This program is free software; you can redistribute it and/or modify it
   9  *  under the terms of the GNU General Public License version 2 as published
  10  *  by the Free Software Foundation.
  11  */
  12
  13 #include <asm/mach-ath79/ath79.h>
  14 #include <asm/mach-ath79/ar71xx_regs.h>
  15
  16 #include "dev-eth.h"
  17 #include "dev-m25p80.h"
  18 #include "dev-gpio-buttons.h"
  19 #include "dev-leds-gpio.h"
  20 #include "dev-wmac.h"
  21 #include "machtypes.h"
  22
  23 #define TL_WA901ND_V2_GPIO_LED_QSS              4
  24 #define TL_WA901ND_V2_GPIO_LED_SYSTEM           2
  25 #define TL_WA901ND_V2_GPIO_LED_WLAN             9
  26
  27 #define TL_WA901ND_V2_GPIO_BTN_RESET            3
  28 #define TL_WA901ND_V2_GPIO_BTN_QSS              7
  29
  30 #define TL_WA901ND_V2_KEYS_POLL_INTERVAL        20      /* msecs */
  31 #define TL_WA901ND_V2_KEYS_DEBOUNCE_INTERVAL    \
  32                                         (3 * TL_WA901ND_V2_KEYS_POLL_INTERVAL)
  33
  34 static const char *tl_wa901nd_v2_part_probes[] = {
  35         "tp-link",
  36         NULL,
  37 };
  38
  39 static struct flash_platform_data tl_wa901nd_v2_flash_data = {
  40         .part_probes    = tl_wa901nd_v2_part_probes,
  41 };
  42
  43 static struct gpio_led tl_wa901nd_v2_leds_gpio[] __initdata = {
  44         {
  45                 .name           = "tp-link:green:system",
  46                 .gpio           = TL_WA901ND_V2_GPIO_LED_SYSTEM,
  47                 .active_low     = 1,
  48         }, {
  49                 .name           = "tp-link:green:qss",
  50                 .gpio           = TL_WA901ND_V2_GPIO_LED_QSS,
  51         }, {
  52                 .name           = "tp-link:green:wlan",
  53                 .gpio           = TL_WA901ND_V2_GPIO_LED_WLAN,
  54                 .active_low     = 1,
  55         }
  56 };
  57
  58 static struct gpio_keys_button tl_wa901nd_v2_gpio_keys[] __initdata = {
  59         {
  60                 .desc           = "reset",
  61                 .type           = EV_KEY,
  62                 .code           = KEY_RESTART,
  63                 .debounce_interval = TL_WA901ND_V2_KEYS_DEBOUNCE_INTERVAL,
  64                 .gpio           = TL_WA901ND_V2_GPIO_BTN_RESET,
  65                 .active_low     = 1,
  66         }, {
  67                 .desc           = "qss",
  68                 .type           = EV_KEY,
  69                 .code           = KEY_WPS_BUTTON,
  70                 .debounce_interval = TL_WA901ND_V2_KEYS_DEBOUNCE_INTERVAL,
  71                 .gpio           = TL_WA901ND_V2_GPIO_BTN_QSS,
  72                 .active_low     = 1,
  73         }
  74 };
  75
  76 static void __init tl_wa901nd_v2_setup(void)
  77 {
  78         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  79         u8 *eeprom  = (u8 *) KSEG1ADDR(0x1fff1000);
  80
  81         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
  82
  83         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
  84         ath79_eth0_data.phy_mask = 0x00001000;
  85         ath79_register_mdio(0, 0x0);
  86
  87         ath79_eth0_data.reset_bit = AR71XX_RESET_GE0_MAC |
  88                                     AR71XX_RESET_GE0_PHY;
  89         ath79_register_eth(0);
  90
  91         ath79_register_m25p80(&tl_wa901nd_v2_flash_data);
  92
  93         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa901nd_v2_leds_gpio),
  94                                  tl_wa901nd_v2_leds_gpio);
  95
  96         ath79_register_gpio_keys_polled(-1, TL_WA901ND_V2_KEYS_POLL_INTERVAL,
  97                                         ARRAY_SIZE(tl_wa901nd_v2_gpio_keys),
  98                                         tl_wa901nd_v2_gpio_keys);
  99
 100         ath79_register_wmac(eeprom, mac);
 101 }
 102
 103 MIPS_MACHINE(ATH79_MACH_TL_WA901ND_V2, "TL-WA901ND-v2",
 104              "TP-LINK TL-WA901ND v2", tl_wa901nd_v2_setup);