target/linux/ar71xx/files/arch/mips/ath79/mach-el-m150.c

   1 /*
   2  *  Easy-Link EL-M150 board support
   3  *
   4  *  Copyright (C) 2012 huangfc <huangfangcheng@163.com>
   5  *  Copyright (C) 2012 HYS <550663898@qq.com>
   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 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "common.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "dev-wmac.h"
  23 #include "machtypes.h"
  24 #include "dev-usb.h"
  25
  26 #define EL_M150_GPIO_BTN6               6
  27 #define EL_M150_GPIO_BTN7               7
  28 #define EL_M150_GPIO_BTN_RESET          11
  29
  30 #define EL_M150_GPIO_LED_SYSTEM         27
  31 #define EL_M150_GPIO_USB_POWER          8
  32
  33 #define EL_M150_KEYS_POLL_INTERVAL      20      /* msecs */
  34 #define EL_M150_KEYS_DEBOUNCE_INTERVAL (3 * EL_M150_KEYS_POLL_INTERVAL)
  35
  36 static const char *EL_M150_part_probes[] = {
  37         "tp-link",
  38         NULL,
  39 };
  40
  41 static struct flash_platform_data EL_M150_flash_data = {
  42         .part_probes    = EL_M150_part_probes,
  43 };
  44
  45 static struct gpio_led EL_M150_leds_gpio[] __initdata = {
  46         {
  47                 .name           = "easylink:green:system",
  48                 .gpio           = EL_M150_GPIO_LED_SYSTEM,
  49                 .active_low     = 1,
  50         },
  51 };
  52
  53 static struct gpio_keys_button EL_M150_gpio_keys[] __initdata = {
  54         {
  55                 .desc           = "reset",
  56                 .type           = EV_KEY,
  57                 .code           = KEY_RESTART,
  58                 .debounce_interval = EL_M150_KEYS_DEBOUNCE_INTERVAL,
  59                 .gpio           = EL_M150_GPIO_BTN_RESET,
  60                 .active_low     = 0,
  61         },
  62         {
  63                 .desc           = "BTN_6",
  64                 .type           = EV_KEY,
  65                 .code           = BTN_6,
  66                 .debounce_interval = EL_M150_KEYS_DEBOUNCE_INTERVAL,
  67                 .gpio           = EL_M150_GPIO_BTN6,
  68                 .active_low     = 1,
  69         },
  70         {
  71                 .desc           = "BTN_7",
  72                 .type           = EV_KEY,
  73                 .code           = BTN_7,
  74                 .debounce_interval = EL_M150_KEYS_DEBOUNCE_INTERVAL,
  75                 .gpio           = EL_M150_GPIO_BTN7,
  76                 .active_low     = 1,
  77         },
  78 };
  79
  80 static void __init el_m150_setup(void)
  81 {
  82         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  83         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  84
  85         /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
  86         ath79_setup_ar933x_phy4_switch(false, false);
  87
  88         ath79_register_leds_gpio(-1, ARRAY_SIZE(EL_M150_leds_gpio),
  89                                  EL_M150_leds_gpio);
  90
  91         ath79_register_gpio_keys_polled(-1, EL_M150_KEYS_POLL_INTERVAL,
  92                                         ARRAY_SIZE(EL_M150_gpio_keys),
  93                                         EL_M150_gpio_keys);
  94
  95         gpio_request_one(EL_M150_GPIO_USB_POWER,
  96                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
  97                          "USB power");
  98         ath79_register_usb();
  99
 100         ath79_register_m25p80(&EL_M150_flash_data);
 101         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
 102         ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
 103
 104         ath79_register_mdio(0, 0x0);
 105         ath79_register_eth(0);
 106         ath79_register_eth(1);
 107
 108         ath79_register_wmac(ee, mac);
 109 }
 110
 111 MIPS_MACHINE(ATH79_MACH_EL_M150, "EL-M150",
 112              "EasyLink EL-M150", el_m150_setup);