target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr703n.c

   1 /*
   2  *  TP-LINK TL-WR703N/TL-MR10U board support
   3  *
   4  *  Copyright (C) 2011 dongyuqi <729650915@qq.com>
   5  *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/gpio.h>
  13
  14 #include <asm/mach-ath79/ath79.h>
  15
  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-usb.h"
  21 #include "dev-wmac.h"
  22 #include "machtypes.h"
  23
  24 #define TL_WR703N_GPIO_LED_SYSTEM       27
  25 #define TL_WR703N_GPIO_BTN_RESET        11
  26
  27 #define TL_WR703N_GPIO_USB_POWER        8
  28
  29 #define TL_MR10U_GPIO_USB_POWER         18
  30
  31 #define TL_WR703N_KEYS_POLL_INTERVAL    20      /* msecs */
  32 #define TL_WR703N_KEYS_DEBOUNCE_INTERVAL        (3 * TL_WR703N_KEYS_POLL_INTERVAL)
  33
  34 static const char *tl_wr703n_part_probes[] = {
  35         "tp-link",
  36         NULL,
  37 };
  38
  39 static struct flash_platform_data tl_wr703n_flash_data = {
  40         .part_probes    = tl_wr703n_part_probes,
  41 };
  42
  43 static struct gpio_led tl_wr703n_leds_gpio[] __initdata = {
  44         {
  45                 .name           = "tp-link:blue:system",
  46                 .gpio           = TL_WR703N_GPIO_LED_SYSTEM,
  47                 .active_low     = 1,
  48         },
  49 };
  50
  51 static struct gpio_keys_button tl_wr703n_gpio_keys[] __initdata = {
  52         {
  53                 .desc           = "reset",
  54                 .type           = EV_KEY,
  55                 .code           = KEY_RESTART,
  56                 .debounce_interval = TL_WR703N_KEYS_DEBOUNCE_INTERVAL,
  57                 .gpio           = TL_WR703N_GPIO_BTN_RESET,
  58                 .active_low     = 0,
  59         }
  60 };
  61
  62 static void __init common_setup(unsigned usb_power_gpio, bool sec_ethernet)
  63 {
  64         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  65         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  66
  67         /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
  68         ath79_setup_ar933x_phy4_switch(false, false);
  69
  70         ath79_register_m25p80(&tl_wr703n_flash_data);
  71         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr703n_leds_gpio),
  72                                  tl_wr703n_leds_gpio);
  73         ath79_register_gpio_keys_polled(-1, TL_WR703N_KEYS_POLL_INTERVAL,
  74                                         ARRAY_SIZE(tl_wr703n_gpio_keys),
  75                                         tl_wr703n_gpio_keys);
  76
  77         gpio_request_one(usb_power_gpio,
  78                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
  79                          "USB power");
  80         ath79_register_usb();
  81
  82         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
  83
  84         ath79_register_mdio(0, 0x0);
  85         ath79_register_eth(0);
  86
  87         if (sec_ethernet)
  88         {
  89                 ath79_init_mac(ath79_eth0_data.mac_addr, mac, -1);
  90                 ath79_register_eth(1);
  91         }
  92
  93         ath79_register_wmac(ee, mac);
  94 }
  95
  96 static void __init tl_mr10u_setup(void)
  97 {
  98         common_setup(TL_MR10U_GPIO_USB_POWER, false);
  99 }
 100
 101 MIPS_MACHINE(ATH79_MACH_TL_MR10U, "TL-MR10U", "TP-LINK TL-MR10U",
 102              tl_mr10u_setup);
 103
 104 static void __init tl_wr703n_setup(void)
 105 {
 106         common_setup(TL_WR703N_GPIO_USB_POWER, false);
 107 }
 108
 109 MIPS_MACHINE(ATH79_MACH_TL_WR703N, "TL-WR703N", "TP-LINK TL-WR703N v1",
 110              tl_wr703n_setup);
 111
 112 static void __init tl_wr710n_setup(void)
 113 {
 114         common_setup(TL_WR703N_GPIO_USB_POWER, true);
 115 }
 116
 117 MIPS_MACHINE(ATH79_MACH_TL_WR710N, "TL-WR710N", "TP-LINK TL-WR710N v1",
 118              tl_wr710n_setup);