target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr1043nd.c

   1 /*
   2  *  TP-LINK TL-WR1043N/ND 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 #include <linux/rtl8366.h>
  13
  14 #include <asm/mach-ath79/ath79.h>
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "dev-eth.h"
  18 #include "dev-m25p80.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-usb.h"
  22 #include "dev-wmac.h"
  23 #include "machtypes.h"
  24
  25 #define TL_WR1043ND_GPIO_LED_USB        1
  26 #define TL_WR1043ND_GPIO_LED_SYSTEM     2
  27 #define TL_WR1043ND_GPIO_LED_QSS        5
  28 #define TL_WR1043ND_GPIO_LED_WLAN       9
  29
  30 #define TL_WR1043ND_GPIO_BTN_RESET      3
  31 #define TL_WR1043ND_GPIO_BTN_QSS        7
  32
  33 #define TL_WR1043ND_GPIO_RTL8366_SDA    18
  34 #define TL_WR1043ND_GPIO_RTL8366_SCK    19
  35
  36 #define TL_WR1043ND_KEYS_POLL_INTERVAL  20      /* msecs */
  37 #define TL_WR1043ND_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR1043ND_KEYS_POLL_INTERVAL)
  38
  39 static const char *tl_wr1043nd_part_probes[] = {
  40         "tp-link",
  41         NULL,
  42 };
  43
  44 static struct flash_platform_data tl_wr1043nd_flash_data = {
  45         .part_probes    = tl_wr1043nd_part_probes,
  46 };
  47
  48 static struct gpio_led tl_wr1043nd_leds_gpio[] __initdata = {
  49         {
  50                 .name           = "tp-link:green:usb",
  51                 .gpio           = TL_WR1043ND_GPIO_LED_USB,
  52                 .active_low     = 1,
  53         }, {
  54                 .name           = "tp-link:green:system",
  55                 .gpio           = TL_WR1043ND_GPIO_LED_SYSTEM,
  56                 .active_low     = 1,
  57         }, {
  58                 .name           = "tp-link:green:qss",
  59                 .gpio           = TL_WR1043ND_GPIO_LED_QSS,
  60                 .active_low     = 0,
  61         }, {
  62                 .name           = "tp-link:green:wlan",
  63                 .gpio           = TL_WR1043ND_GPIO_LED_WLAN,
  64                 .active_low     = 1,
  65         }
  66 };
  67
  68 static struct gpio_keys_button tl_wr1043nd_gpio_keys[] __initdata = {
  69         {
  70                 .desc           = "reset",
  71                 .type           = EV_KEY,
  72                 .code           = KEY_RESTART,
  73                 .debounce_interval = TL_WR1043ND_KEYS_DEBOUNCE_INTERVAL,
  74                 .gpio           = TL_WR1043ND_GPIO_BTN_RESET,
  75                 .active_low     = 1,
  76         }, {
  77                 .desc           = "qss",
  78                 .type           = EV_KEY,
  79                 .code           = KEY_WPS_BUTTON,
  80                 .debounce_interval = TL_WR1043ND_KEYS_DEBOUNCE_INTERVAL,
  81                 .gpio           = TL_WR1043ND_GPIO_BTN_QSS,
  82                 .active_low     = 1,
  83         }
  84 };
  85
  86 static void tl_wr1043nd_rtl8366rb_hw_reset(bool active)
  87 {
  88         if (active)
  89                 ath79_device_reset_set(AR71XX_RESET_GE0_PHY);
  90         else
  91                 ath79_device_reset_clear(AR71XX_RESET_GE0_PHY);
  92 }
  93
  94 static struct rtl8366_platform_data tl_wr1043nd_rtl8366rb_data = {
  95         .gpio_sda       = TL_WR1043ND_GPIO_RTL8366_SDA,
  96         .gpio_sck       = TL_WR1043ND_GPIO_RTL8366_SCK,
  97         .hw_reset       = tl_wr1043nd_rtl8366rb_hw_reset,
  98 };
  99
 100 static struct platform_device tl_wr1043nd_rtl8366rb_device = {
 101         .name           = RTL8366RB_DRIVER_NAME,
 102         .id             = -1,
 103         .dev = {
 104                 .platform_data  = &tl_wr1043nd_rtl8366rb_data,
 105         }
 106 };
 107
 108 static void __init tl_wr1043nd_setup(void)
 109 {
 110         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 111         u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
 112
 113         tl_wr1043nd_rtl8366rb_hw_reset(true);
 114
 115         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 116         ath79_eth0_data.mii_bus_dev = &tl_wr1043nd_rtl8366rb_device.dev;
 117         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 118         ath79_eth0_data.speed = SPEED_1000;
 119         ath79_eth0_data.duplex = DUPLEX_FULL;
 120         ath79_eth0_pll_data.pll_1000 = 0x1a000000;
 121
 122         ath79_register_eth(0);
 123
 124         ath79_register_usb();
 125
 126         ath79_register_m25p80(&tl_wr1043nd_flash_data);
 127
 128         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr1043nd_leds_gpio),
 129                                  tl_wr1043nd_leds_gpio);
 130
 131         platform_device_register(&tl_wr1043nd_rtl8366rb_device);
 132
 133         ath79_register_gpio_keys_polled(-1, TL_WR1043ND_KEYS_POLL_INTERVAL,
 134                                         ARRAY_SIZE(tl_wr1043nd_gpio_keys),
 135                                         tl_wr1043nd_gpio_keys);
 136
 137         ath79_register_wmac(eeprom, mac);
 138 }
 139
 140 MIPS_MACHINE(ATH79_MACH_TL_WR1043ND, "TL-WR1043ND", "TP-LINK TL-WR1043ND",
 141              tl_wr1043nd_setup);