target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr720n-v3.c

   1 /*
   2  *  TP-LINK TL-WR720N board support
   3  *
   4  *  Copyright (C) 2011 dongyuqi <729650915@qq.com>
   5  *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
   6  *  Copyright (C) 2013 yousong <yszhou4tech@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 <linux/gpio.h>
  14
  15 #include <asm/mach-ath79/ath79.h>
  16
  17 #include "dev-eth.h"
  18 #include "dev-gpio-buttons.h"
  19 #include "dev-leds-gpio.h"
  20 #include "dev-m25p80.h"
  21 #include "dev-usb.h"
  22 #include "dev-wmac.h"
  23 #include "machtypes.h"
  24
  25 #define TL_WR720N_GPIO_LED_SYSTEM       27
  26 #define TL_WR720N_GPIO_BTN_RESET        11
  27 #define TL_WR720N_GPIO_BTN_SW1          18
  28 #define TL_WR720N_GPIO_BTN_SW2          20
  29
  30 #define TL_WR720N_GPIO_USB_POWER        8
  31
  32 #define TL_WR720N_KEYS_POLL_INTERVAL    20      /* msecs */
  33 #define TL_WR720N_KEYS_DEBOUNCE_INTERVAL        (3 * TL_WR720N_KEYS_POLL_INTERVAL)
  34
  35 static const char *tl_wr720n_part_probes[] = {
  36         "tp-link",
  37         NULL,
  38 };
  39
  40 static struct flash_platform_data tl_wr720n_flash_data = {
  41         .part_probes    = tl_wr720n_part_probes,
  42 };
  43
  44 static struct gpio_led tl_wr720n_leds_gpio[] __initdata = {
  45         {
  46                 .name           = "tp-link:blue:system",
  47                 .gpio           = TL_WR720N_GPIO_LED_SYSTEM,
  48                 .active_low     = 1,
  49         },
  50 };
  51
  52 static struct gpio_keys_button tl_wr720n_gpio_keys[] __initdata = {
  53         {
  54                 .desc           = "reset",
  55                 .type           = EV_KEY,
  56                 .code           = KEY_RESTART,
  57                 .debounce_interval = TL_WR720N_KEYS_DEBOUNCE_INTERVAL,
  58                 .gpio           = TL_WR720N_GPIO_BTN_RESET,
  59                 .active_low     = 0,
  60         }, {
  61                 .desc           = "sw1",
  62                 .type           = EV_KEY,
  63                 .code           = BTN_0,
  64                 .debounce_interval = TL_WR720N_KEYS_DEBOUNCE_INTERVAL,
  65                 .gpio           = TL_WR720N_GPIO_BTN_SW1,
  66                 .active_low = 0,
  67         }, {
  68                 .desc           = "sw2",
  69                 .type           = EV_KEY,
  70                 .code           = BTN_1,
  71                 .debounce_interval = TL_WR720N_KEYS_DEBOUNCE_INTERVAL,
  72                 .gpio           = TL_WR720N_GPIO_BTN_SW2,
  73                 .active_low = 0,
  74         }
  75 };
  76
  77 static void __init tl_wr720n_v3_setup(void)
  78 {
  79         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  80         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  81
  82         /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
  83         ath79_setup_ar933x_phy4_switch(false, false);
  84
  85         ath79_register_m25p80(&tl_wr720n_flash_data);
  86         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr720n_leds_gpio),
  87                                         tl_wr720n_leds_gpio);
  88         ath79_register_gpio_keys_polled(-1, TL_WR720N_KEYS_POLL_INTERVAL,
  89                                         ARRAY_SIZE(tl_wr720n_gpio_keys),
  90                                         tl_wr720n_gpio_keys);
  91
  92         gpio_request_one(TL_WR720N_GPIO_USB_POWER,
  93                         GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
  94                         "USB power");
  95         ath79_register_usb();
  96
  97         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
  98         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 2);
  99
 100         ath79_register_mdio(0, 0x0);
 101         ath79_register_eth(0);
 102         ath79_register_eth(1);
 103
 104         ath79_register_wmac(ee, mac);
 105 }
 106
 107 MIPS_MACHINE(ATH79_MACH_TL_WR720N_V3, "TL-WR720N-v3", "TP-LINK TL-WR720N v3/v4",
 108                 tl_wr720n_v3_setup);