target/linux/ar71xx/files/arch/mips/ath79/mach-ew-dorin.c

   1 /*
   2  *  EW Dorin board support
   3  *  (based on Atheros Ref. Design AP121)
   4  *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2012 Embedded Wireless GmbH    www.80211.de
   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 <asm/mach-ath79/ath79.h>
  13 #include <asm/mach-ath79/ar71xx_regs.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-spi.h"
  20 #include "dev-usb.h"
  21 #include "dev-wmac.h"
  22 #include "machtypes.h"
  23
  24 #define DORIN_KEYS_POLL_INTERVAL        20      /* msecs */
  25 #define DORIN_KEYS_DEBOUNCE_INTERVAL    (3 * DORIN_KEYS_POLL_INTERVAL)
  26
  27 #define DORIN_CALDATA_OFFSET            0x1000
  28 #define DORIN_WMAC_MAC_OFFSET           0x1002
  29
  30 #define DORIN_GPIO_LED_21               21
  31 #define DORIN_GPIO_LED_22               22
  32
  33 #define DORIN_GPIO_BTN_JUMPSTART        11
  34 #define DORIN_GPIO_BTN_RESET            6
  35
  36 static struct gpio_led dorin_leds_gpio[] __initdata = {
  37         {
  38                 .name           = "dorin:green:led21",
  39                 .gpio           = DORIN_GPIO_LED_21,
  40                 .active_low     = 1,
  41         },
  42         {
  43                 .name           = "dorin:green:led22",
  44                 .gpio           = DORIN_GPIO_LED_22,
  45                 .active_low     = 1,
  46         },
  47 };
  48
  49 static struct gpio_keys_button dorin_gpio_keys[] __initdata = {
  50         {
  51                 .desc           = "jumpstart button",
  52                 .type           = EV_KEY,
  53                 .code           = KEY_WPS_BUTTON,
  54                 .debounce_interval = DORIN_KEYS_DEBOUNCE_INTERVAL,
  55                 .gpio           = DORIN_GPIO_BTN_JUMPSTART,
  56                 .active_low     = 1,
  57         },
  58         {
  59                 .desc           = "reset button",
  60                 .type           = EV_KEY,
  61                 .code           = KEY_RESTART,
  62                 .debounce_interval = DORIN_KEYS_DEBOUNCE_INTERVAL,
  63                 .gpio           = DORIN_GPIO_BTN_RESET,
  64                 .active_low     = 0,
  65         }
  66 };
  67
  68 static void __init ew_dorin_setup(void)
  69 {
  70         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
  71         static u8 mac[6];
  72
  73         ath79_register_m25p80(NULL);
  74
  75         ath79_register_usb();
  76
  77         if (ar93xx_wmac_read_mac_address(mac)) {
  78                 ath79_register_wmac(NULL, NULL);
  79         } else {
  80                 ath79_register_wmac(art + DORIN_CALDATA_OFFSET,
  81                                     art + DORIN_WMAC_MAC_OFFSET);
  82                 memcpy(mac, art + DORIN_WMAC_MAC_OFFSET, sizeof(mac));
  83         }
  84
  85         mac[3] |= 0x40;
  86         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
  87
  88         mac[3] &= 0x3F;
  89         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
  90         ath79_setup_ar933x_phy4_switch(true, true);
  91
  92         ath79_register_mdio(0, 0x0);
  93
  94         /* LAN ports */
  95         ath79_register_eth(1);
  96
  97         /* WAN port */
  98         ath79_register_eth(0);
  99
 100         ath79_register_leds_gpio(-1, ARRAY_SIZE(dorin_leds_gpio),
 101                                  dorin_leds_gpio);
 102         ath79_register_gpio_keys_polled(-1, DORIN_KEYS_POLL_INTERVAL,
 103                                         ARRAY_SIZE(dorin_gpio_keys),
 104                                         dorin_gpio_keys);
 105 }
 106
 107 MIPS_MACHINE(ATH79_MACH_EW_DORIN, "EW-DORIN", "EmbWir-Dorin",
 108              ew_dorin_setup);