target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr941nd.c

   1 /*
   2  *  TP-LINK TL-WR941ND board support
   3  *
   4  *  Copyright (C) 2009-2012 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/platform_device.h>
  12
  13 #include <asm/mach-ath79/ath79.h>
  14
  15 #include "dev-dsa.h"
  16 #include "dev-eth.h"
  17 #include "dev-gpio-buttons.h"
  18 #include "dev-leds-gpio.h"
  19 #include "dev-m25p80.h"
  20 #include "dev-wmac.h"
  21 #include "machtypes.h"
  22
  23 #define TL_WR941ND_GPIO_LED_SYSTEM      2
  24 #define TL_WR941ND_GPIO_LED_QSS_RED     4
  25 #define TL_WR941ND_GPIO_LED_QSS_GREEN   5
  26 #define TL_WR941ND_GPIO_LED_WLAN        9
  27
  28 #define TL_WR941ND_GPIO_BTN_RESET       3
  29 #define TL_WR941ND_GPIO_BTN_QSS         7
  30
  31 #define TL_WR941ND_KEYS_POLL_INTERVAL   20      /* msecs */
  32 #define TL_WR941ND_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR941ND_KEYS_POLL_INTERVAL)
  33
  34 static const char *tl_wr941nd_part_probes[] = {
  35         "tp-link",
  36         NULL,
  37 };
  38
  39 static struct flash_platform_data tl_wr941nd_flash_data = {
  40         .part_probes    = tl_wr941nd_part_probes,
  41 };
  42
  43 static struct gpio_led tl_wr941nd_leds_gpio[] __initdata = {
  44         {
  45                 .name           = "tp-link:green:system",
  46                 .gpio           = TL_WR941ND_GPIO_LED_SYSTEM,
  47                 .active_low     = 1,
  48         }, {
  49                 .name           = "tp-link:red:qss",
  50                 .gpio           = TL_WR941ND_GPIO_LED_QSS_RED,
  51         }, {
  52                 .name           = "tp-link:green:qss",
  53                 .gpio           = TL_WR941ND_GPIO_LED_QSS_GREEN,
  54         }, {
  55                 .name           = "tp-link:green:wlan",
  56                 .gpio           = TL_WR941ND_GPIO_LED_WLAN,
  57                 .active_low     = 1,
  58         }
  59 };
  60
  61 static struct gpio_keys_button tl_wr941nd_gpio_keys[] __initdata = {
  62         {
  63                 .desc           = "reset",
  64                 .type           = EV_KEY,
  65                 .code           = KEY_RESTART,
  66                 .debounce_interval = TL_WR941ND_KEYS_DEBOUNCE_INTERVAL,
  67                 .gpio           = TL_WR941ND_GPIO_BTN_RESET,
  68                 .active_low     = 1,
  69         }, {
  70                 .desc           = "qss",
  71                 .type           = EV_KEY,
  72                 .code           = KEY_WPS_BUTTON,
  73                 .debounce_interval = TL_WR941ND_KEYS_DEBOUNCE_INTERVAL,
  74                 .gpio           = TL_WR941ND_GPIO_BTN_QSS,
  75                 .active_low     = 1,
  76         }
  77 };
  78
  79 static struct dsa_chip_data tl_wr941nd_dsa_chip = {
  80         .port_names[0]  = "wan",
  81         .port_names[1]  = "lan1",
  82         .port_names[2]  = "lan2",
  83         .port_names[3]  = "lan3",
  84         .port_names[4]  = "lan4",
  85         .port_names[5]  = "cpu",
  86 };
  87
  88 static struct dsa_platform_data tl_wr941nd_dsa_data = {
  89         .nr_chips       = 1,
  90         .chip           = &tl_wr941nd_dsa_chip,
  91 };
  92
  93 static void __init tl_wr941nd_setup(void)
  94 {
  95         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  96         u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
  97
  98         ath79_register_mdio(0, 0x0);
  99
 100         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 101         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 102         ath79_eth0_data.speed = SPEED_100;
 103         ath79_eth0_data.duplex = DUPLEX_FULL;
 104
 105         ath79_register_eth(0);
 106         ath79_register_dsa(&ath79_eth0_device.dev, &ath79_mdio0_device.dev,
 107                            &tl_wr941nd_dsa_data);
 108
 109         ath79_register_m25p80(&tl_wr941nd_flash_data);
 110
 111         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr941nd_leds_gpio),
 112                                  tl_wr941nd_leds_gpio);
 113
 114         ath79_register_gpio_keys_polled(-1, TL_WR941ND_KEYS_POLL_INTERVAL,
 115                                         ARRAY_SIZE(tl_wr941nd_gpio_keys),
 116                                         tl_wr941nd_gpio_keys);
 117         ath79_register_wmac(eeprom, mac);
 118 }
 119
 120 MIPS_MACHINE(ATH79_MACH_TL_WR941ND, "TL-WR941ND", "TP-LINK TL-WR941ND",
 121              tl_wr941nd_setup);