target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr13u.c

   1 /*
   2  *  TP-LINK TL-MR13U 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_MR13U_GPIO_LED_SYSTEM        27
  25
  26 #define TL_MR13U_GPIO_BTN_RESET         11
  27 #define TL_MR13U_GPIO_BTN_SW1           6
  28 #define TL_MR13U_GPIO_BTN_SW2           7
  29
  30 #define TL_MR13U_GPIO_USB_POWER         18
  31
  32 #define TL_MR13U_KEYS_POLL_INTERVAL     20      /* msecs */
  33 #define TL_MR13U_KEYS_DEBOUNCE_INTERVAL (3 * TL_MR13U_KEYS_POLL_INTERVAL)
  34
  35 static const char *tl_mr13u_part_probes[] = {
  36         "tp-link",
  37         NULL,
  38 };
  39
  40 static struct flash_platform_data tl_mr13u_flash_data = {
  41         .part_probes    = tl_mr13u_part_probes,
  42 };
  43
  44 static struct gpio_led tl_mr13u_leds_gpio[] __initdata = {
  45         {
  46                 .name           = "tp-link:blue:system",
  47                 .gpio           = TL_MR13U_GPIO_LED_SYSTEM,
  48                 .active_low     = 0,
  49         },
  50 };
  51
  52 static struct gpio_keys_button tl_mr13u_gpio_keys[] __initdata = {
  53         {
  54                 .desc           = "reset",
  55                 .type           = EV_KEY,
  56                 .code           = KEY_RESTART,
  57                 .debounce_interval = TL_MR13U_KEYS_DEBOUNCE_INTERVAL,
  58                 .gpio           = TL_MR13U_GPIO_BTN_RESET,
  59                 .active_low     = 0,
  60         },
  61         {
  62                 .desc           = "sw1",
  63                 .type           = EV_KEY,
  64                 .code           = BTN_0,
  65                 .debounce_interval = TL_MR13U_KEYS_DEBOUNCE_INTERVAL,
  66                 .gpio           = TL_MR13U_GPIO_BTN_SW1,
  67                 .active_low     = 0,
  68         },
  69         {
  70                 .desc           = "sw2",
  71                 .type           = EV_KEY,
  72                 .code           = BTN_1,
  73                 .debounce_interval = TL_MR13U_KEYS_DEBOUNCE_INTERVAL,
  74                 .gpio           = TL_MR13U_GPIO_BTN_SW2,
  75                 .active_low     = 0,
  76         },
  77 };
  78
  79 static void __init tl_mr13u_setup(void)
  80 {
  81         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  82         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  83
  84         /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
  85         ath79_setup_ar933x_phy4_switch(false, false);
  86
  87         ath79_register_m25p80(&tl_mr13u_flash_data);
  88         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_mr13u_leds_gpio),
  89                                  tl_mr13u_leds_gpio);
  90         ath79_register_gpio_keys_polled(-1, TL_MR13U_KEYS_POLL_INTERVAL,
  91                                         ARRAY_SIZE(tl_mr13u_gpio_keys),
  92                                         tl_mr13u_gpio_keys);
  93
  94         gpio_request_one(TL_MR13U_GPIO_USB_POWER,
  95                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
  96                          "USB power");
  97         ath79_register_usb();
  98
  99         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 100
 101         ath79_register_mdio(0, 0x0);
 102         ath79_register_eth(0);
 103         ath79_register_wmac(ee, mac);
 104 }
 105
 106 MIPS_MACHINE(ATH79_MACH_TL_MR13U, "TL-MR13U", "TP-LINK TL-MR13U v1",
 107              tl_mr13u_setup);