target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wa701nd-v2.c

   1 /*
   2  *  TP-LINK TL-WA701ND v2 board support
   3  *
   4  *  Copyright (C) 2015 Luigi Tarenga <luigi.tarenga@gmail.com>
   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/gpio.h>
  12
  13 #include <asm/mach-ath79/ath79.h>
  14
  15 #include "dev-eth.h"
  16 #include "dev-gpio-buttons.h"
  17 #include "dev-leds-gpio.h"
  18 #include "dev-m25p80.h"
  19 #include "dev-usb.h"
  20 #include "dev-wmac.h"
  21 #include "machtypes.h"
  22
  23 #define TL_WA701NDV2_GPIO_LED_WLAN      0
  24 #define TL_WA701NDV2_GPIO_LED_QSS       1
  25 #define TL_WA701NDV2_GPIO_LED_LAN       17
  26 #define TL_WA701NDV2_GPIO_LED_SYSTEM    27
  27
  28 #define TL_WA701NDV2_GPIO_BTN_RESET     11
  29 #define TL_WA701NDV2_GPIO_BTN_QSS       26
  30
  31 #define TL_WA701NDV2_GPIO_USB_POWER     8
  32
  33 #define TL_WA701NDV2_KEYS_POLL_INTERVAL 20      /* msecs */
  34 #define TL_WA701NDV2_KEYS_DEBOUNCE_INTERVAL     (3 * TL_WA701NDV2_KEYS_POLL_INTERVAL)
  35
  36 static const char *tl_wa701ndv2_part_probes[] = {
  37         "tp-link",
  38         NULL,
  39 };
  40
  41 static struct flash_platform_data tl_wa701ndv2_flash_data = {
  42         .part_probes    = tl_wa701ndv2_part_probes,
  43 };
  44
  45 static struct gpio_led tl_wa701ndv2_leds_gpio[] __initdata = {
  46         {
  47                 .name           = "tp-link:green:wlan",
  48                 .gpio           = TL_WA701NDV2_GPIO_LED_WLAN,
  49                 .active_low     = 0,
  50         }, {
  51                 .name           = "tp-link:green:qss",
  52                 .gpio           = TL_WA701NDV2_GPIO_LED_QSS,
  53                 .active_low     = 0,
  54         }, {
  55                 .name           = "tp-link:green:lan",
  56                 .gpio           = TL_WA701NDV2_GPIO_LED_LAN,
  57                 .active_low     = 1,
  58         }, {
  59                 .name           = "tp-link:green:system",
  60                 .gpio           = TL_WA701NDV2_GPIO_LED_SYSTEM,
  61                 .active_low     = 1,
  62         }
  63 };
  64
  65 static struct gpio_keys_button tl_wa701ndv2_gpio_keys[] __initdata = {
  66         {
  67                 .desc           = "reset",
  68                 .type           = EV_KEY,
  69                 .code           = KEY_RESTART,
  70                 .debounce_interval = TL_WA701NDV2_KEYS_DEBOUNCE_INTERVAL,
  71                 .gpio           = TL_WA701NDV2_GPIO_BTN_RESET,
  72                 .active_low     = 0,
  73         } , {
  74                 .desc           = "qss",
  75                 .type           = EV_KEY,
  76                 .code           = KEY_WPS_BUTTON,
  77                 .debounce_interval = TL_WA701NDV2_KEYS_DEBOUNCE_INTERVAL,
  78                 .gpio           = TL_WA701NDV2_GPIO_BTN_QSS,
  79                 .active_low     = 0,
  80         }
  81
  82 };
  83
  84 static void __init tl_wa701ndv2_setup(void)
  85 {
  86         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  87         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  88
  89         /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
  90         ath79_setup_ar933x_phy4_switch(false, false);
  91
  92         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wa701ndv2_leds_gpio),
  93                                  tl_wa701ndv2_leds_gpio);
  94
  95         ath79_register_gpio_keys_polled(-1, TL_WA701NDV2_KEYS_POLL_INTERVAL,
  96                                         ARRAY_SIZE(tl_wa701ndv2_gpio_keys),
  97                                         tl_wa701ndv2_gpio_keys);
  98
  99         gpio_request_one(TL_WA701NDV2_GPIO_USB_POWER,
 100                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 101                          "USB power");
 102         ath79_register_usb();
 103
 104         ath79_register_m25p80(&tl_wa701ndv2_flash_data);
 105         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 106         /* ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1); */
 107
 108         ath79_register_mdio(0, 0x0);
 109         ath79_register_eth(0);
 110         ath79_register_eth(1);
 111
 112         ath79_register_wmac(ee, mac);
 113 }
 114
 115 MIPS_MACHINE(ATH79_MACH_TL_WA701ND_V2, "TL-WA701ND-v2",
 116              "TP-LINK TL-WA701ND v2", tl_wa701ndv2_setup);