target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wr2543n.c

   1 /*
   2  *  TP-LINK TL-WR2543ND board support
   3  *
   4  *  Copyright (C) 2011 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/rtl8367.h>
  13 #include <asm/mach-ar71xx/ar71xx.h>
  14
  15 #include "machtype.h"
  16 #include "devices.h"
  17 #include "dev-ap91-pci.h"
  18 #include "dev-m25p80.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-usb.h"
  22
  23 #define TL_WR2543N_GPIO_LED_WPS        0
  24 #define TL_WR2543N_GPIO_LED_USB        8
  25
  26 #define TL_WR2543N_GPIO_BTN_RESET      11
  27 #define TL_WR2543N_GPIO_BTN_WPS        12
  28
  29 #define TL_WR2543N_GPIO_RTL8367_SDA     1
  30 #define TL_WR2543N_GPIO_RTL8367_SCK     6
  31
  32 #define TL_WR2543N_KEYS_POLL_INTERVAL   20      /* msecs */
  33 #define TL_WR2543N_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR2543N_KEYS_POLL_INTERVAL)
  34
  35 static const char *tl_wr2543n_part_probes[] = {
  36         "tp-link",
  37         NULL,
  38 };
  39
  40 static struct flash_platform_data tl_wr2543n_flash_data = {
  41         .part_probes    = tl_wr2543n_part_probes,
  42         .max_read_len   = 64,
  43 };
  44
  45 static struct gpio_led tl_wr2543n_leds_gpio[] __initdata = {
  46         {
  47                 .name           = "tp-link:green:usb",
  48                 .gpio           = TL_WR2543N_GPIO_LED_USB,
  49                 .active_low     = 1,
  50         }, {
  51                 .name           = "tp-link:green:wps",
  52                 .gpio           = TL_WR2543N_GPIO_LED_WPS,
  53                 .active_low     = 1,
  54         }
  55 };
  56
  57 static struct gpio_keys_button tl_wr2543n_gpio_keys[] __initdata = {
  58         {
  59                 .desc           = "reset",
  60                 .type           = EV_KEY,
  61                 .code           = KEY_RESTART,
  62                 .debounce_interval = TL_WR2543N_KEYS_DEBOUNCE_INTERVAL,
  63                 .gpio           = TL_WR2543N_GPIO_BTN_RESET,
  64                 .active_low     = 1,
  65         }, {
  66                 .desc           = "wps",
  67                 .type           = EV_KEY,
  68                 .code           = KEY_WPS_BUTTON,
  69                 .debounce_interval = TL_WR2543N_KEYS_DEBOUNCE_INTERVAL,
  70                 .gpio           = TL_WR2543N_GPIO_BTN_WPS,
  71         }
  72 };
  73
  74 static struct rtl8367_extif_config tl_wr2543n_rtl8367_extif0_cfg = {
  75         .mode = RTL8367_EXTIF_MODE_RGMII,
  76         .txdelay = 1,
  77         .rxdelay = 0,
  78         .ability = {
  79                 .force_mode = 1,
  80                 .txpause = 1,
  81                 .rxpause = 1,
  82                 .link = 1,
  83                 .duplex = 1,
  84                 .speed = RTL8367_PORT_SPEED_1000,
  85         },
  86 };
  87
  88 static struct rtl8367_platform_data tl_wr2543n_rtl8367_data = {
  89         .gpio_sda       = TL_WR2543N_GPIO_RTL8367_SDA,
  90         .gpio_sck       = TL_WR2543N_GPIO_RTL8367_SCK,
  91         .extif0_cfg     = &tl_wr2543n_rtl8367_extif0_cfg,
  92 };
  93
  94 static struct platform_device tl_wr2543n_rtl8367_device = {
  95         .name           = RTL8367_DRIVER_NAME,
  96         .id             = -1,
  97         .dev = {
  98                 .platform_data  = &tl_wr2543n_rtl8367_data,
  99         }
 100 };
 101
 102 static void __init tl_wr2543n_setup(void)
 103 {
 104         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 105         u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
 106
 107         ar71xx_add_device_m25p80(&tl_wr2543n_flash_data);
 108         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr2543n_leds_gpio),
 109                                         tl_wr2543n_leds_gpio);
 110         ar71xx_register_gpio_keys_polled(-1, TL_WR2543N_KEYS_POLL_INTERVAL,
 111                                          ARRAY_SIZE(tl_wr2543n_gpio_keys),
 112                                          tl_wr2543n_gpio_keys);
 113         ar71xx_add_device_usb();
 114         ap91_pci_init(eeprom, mac);
 115
 116         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, -1);
 117         ar71xx_eth0_data.mii_bus_dev = &tl_wr2543n_rtl8367_device.dev;
 118         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 119         ar71xx_eth0_data.speed = SPEED_1000;
 120         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 121         ar71xx_eth0_pll_data.pll_1000 = 0x1a000000;
 122
 123         ar71xx_add_device_eth(0);
 124
 125         platform_device_register(&tl_wr2543n_rtl8367_device);
 126 }
 127
 128 MIPS_MACHINE(AR71XX_MACH_TL_WR2543N, "TL-WR2543N", "TP-LINK TL-WR2543N/ND",
 129              tl_wr2543n_setup);