target/linux/ar71xx/files/arch/mips/ath79/mach-bhu-bxu2000n2-a.c

   1 /*
   2  *  BHU BXU2000n-2 A1 board support
   3  *
   4  *  Copyright (C) 2013 Terry Yang <yangbo@bhunetworks.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 #include <linux/platform_device.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-usb.h"
  23 #include "dev-wmac.h"
  24 #include "machtypes.h"
  25
  26 #define BHU_BXU2000N2_A1_GPIO_LED_WLAN          13
  27 #define BHU_BXU2000N2_A1_GPIO_LED_WAN           19
  28 #define BHU_BXU2000N2_A1_GPIO_LED_LAN           21
  29 #define BHU_BXU2000N2_A1_GPIO_LED_SYSTEM        14
  30
  31 #define BHU_BXU2000N2_A1_GPIO_BTN_RESET         17
  32
  33 #define BHU_BXU2000N2_KEYS_POLL_INTERVAL        20      /* msecs */
  34 #define BHU_BXU2000N2_KEYS_DEBOUNCE_INTERVAL    \
  35         (3 * BHU_BXU2000N2_KEYS_POLL_INTERVAL)
  36
  37 static const char *bhu_bxu2000n2_part_probes[] = {
  38         "cmdlinepart",
  39         NULL,
  40 };
  41
  42 static struct flash_platform_data bhu_bxu2000n2_flash_data = {
  43         .part_probes    = bhu_bxu2000n2_part_probes,
  44 };
  45
  46 static struct gpio_led bhu_bxu2000n2_a1_leds_gpio[] __initdata = {
  47         {
  48                 .name           = "bhu:green:status",
  49                 .gpio           = BHU_BXU2000N2_A1_GPIO_LED_SYSTEM,
  50                 .active_low     = 1,
  51         }, {
  52                 .name           = "bhu:green:lan",
  53                 .gpio           = BHU_BXU2000N2_A1_GPIO_LED_LAN,
  54                 .active_low     = 1,
  55         }, {
  56                 .name           = "bhu:green:wan",
  57                 .gpio           = BHU_BXU2000N2_A1_GPIO_LED_WAN,
  58                 .active_low     = 1,
  59         }, {
  60                 .name           = "bhu:green:wlan",
  61                 .gpio           = BHU_BXU2000N2_A1_GPIO_LED_WLAN,
  62                 .active_low     = 1,
  63         },
  64 };
  65
  66 static struct gpio_keys_button bhu_bxu2000n2_a1_gpio_keys[] __initdata = {
  67         {
  68                 .desc           = "Reset button",
  69                 .type           = EV_KEY,
  70                 .code           = KEY_RESTART,
  71                 .debounce_interval = BHU_BXU2000N2_KEYS_DEBOUNCE_INTERVAL,
  72                 .gpio           = BHU_BXU2000N2_A1_GPIO_BTN_RESET,
  73                 .active_low     = 1,
  74         }
  75 };
  76
  77 static void __init bhu_ap123_setup(void)
  78 {
  79         u8 *mac = (u8 *) KSEG1ADDR(0x1fff0000);
  80         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  81
  82         ath79_register_m25p80(&bhu_bxu2000n2_flash_data);
  83
  84         ath79_register_mdio(1, 0x0);
  85
  86         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
  87         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1);
  88
  89         /* GMAC0 is connected to the PHY4 of the internal switch */
  90         ath79_switch_data.phy4_mii_en = 1;
  91         ath79_switch_data.phy_poll_mask = BIT(4);
  92         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
  93         ath79_eth0_data.phy_mask = BIT(4);
  94         ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
  95         ath79_register_eth(0);
  96
  97         /* GMAC1 is connected to the internal switch. Only use PHY3 */
  98         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
  99         ath79_eth1_data.phy_mask = BIT(3);
 100         ath79_register_eth(1);
 101
 102         ath79_register_wmac(ee, ee+2);
 103 }
 104
 105 static void __init bhu_bxu2000n2_a1_setup(void)
 106 {
 107         bhu_ap123_setup();
 108
 109         ath79_register_leds_gpio(-1, ARRAY_SIZE(bhu_bxu2000n2_a1_leds_gpio),
 110                                  bhu_bxu2000n2_a1_leds_gpio);
 111
 112         ath79_register_gpio_keys_polled(1, BHU_BXU2000N2_KEYS_POLL_INTERVAL,
 113                                         ARRAY_SIZE(bhu_bxu2000n2_a1_gpio_keys),
 114                                         bhu_bxu2000n2_a1_gpio_keys);
 115 }
 116
 117 MIPS_MACHINE(ATH79_MACH_BHU_BXU2000N2_A1, "BXU2000n-2-A1",
 118              "BHU BXU2000n-2 rev. A1",
 119              bhu_bxu2000n2_a1_setup);
 120