target/linux/ar71xx/files/arch/mips/ath79/mach-carambola2.c

   1 /*
   2  *  8devices Carambola2 board support
   3  *
   4  *  Copyright (C) 2013 Darius Augulis <darius@8devices.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 <asm/mach-ath79/ath79.h>
  12 #include <asm/mach-ath79/ar71xx_regs.h>
  13 #include "common.h"
  14 #include "dev-eth.h"
  15 #include "dev-gpio-buttons.h"
  16 #include "dev-leds-gpio.h"
  17 #include "dev-m25p80.h"
  18 #include "dev-spi.h"
  19 #include "dev-usb.h"
  20 #include "dev-wmac.h"
  21 #include "machtypes.h"
  22
  23 #define CARAMBOLA2_GPIO_LED_WLAN                0
  24 #define CARAMBOLA2_GPIO_LED_ETH0                14
  25 #define CARAMBOLA2_GPIO_LED_ETH1                13
  26
  27 #define CARAMBOLA2_GPIO_BTN_JUMPSTART           11
  28
  29 #define CARAMBOLA2_KEYS_POLL_INTERVAL           20      /* msecs */
  30 #define CARAMBOLA2_KEYS_DEBOUNCE_INTERVAL       (3 * CARAMBOLA2_KEYS_POLL_INTERVAL)
  31
  32 #define CARAMBOLA2_MAC0_OFFSET                  0x0000
  33 #define CARAMBOLA2_MAC1_OFFSET                  0x0006
  34 #define CARAMBOLA2_CALDATA_OFFSET               0x1000
  35 #define CARAMBOLA2_WMAC_MAC_OFFSET              0x1002
  36
  37 static struct gpio_led carambola2_leds_gpio[] __initdata = {
  38         {
  39                 .name           = "carambola2:green:wlan",
  40                 .gpio           = CARAMBOLA2_GPIO_LED_WLAN,
  41                 .active_low     = 1,
  42         }, {
  43                 .name           = "carambola2:orange:eth0",
  44                 .gpio           = CARAMBOLA2_GPIO_LED_ETH0,
  45                 .active_low     = 0,
  46         }, {
  47                 .name           = "carambola2:orange:eth1",
  48                 .gpio           = CARAMBOLA2_GPIO_LED_ETH1,
  49                 .active_low     = 0,
  50         }
  51 };
  52
  53 static struct gpio_keys_button carambola2_gpio_keys[] __initdata = {
  54         {
  55                 .desc           = "jumpstart button",
  56                 .type           = EV_KEY,
  57                 .code           = KEY_WPS_BUTTON,
  58                 .debounce_interval = CARAMBOLA2_KEYS_DEBOUNCE_INTERVAL,
  59                 .gpio           = CARAMBOLA2_GPIO_BTN_JUMPSTART,
  60                 .active_low     = 1,
  61         },
  62 };
  63
  64 static void __init carambola2_common_setup(void)
  65 {
  66         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
  67
  68         ath79_register_m25p80(NULL);
  69         ath79_register_wmac(art + CARAMBOLA2_CALDATA_OFFSET,
  70                             art + CARAMBOLA2_WMAC_MAC_OFFSET);
  71
  72         ath79_setup_ar933x_phy4_switch(true, true);
  73
  74         ath79_init_mac(ath79_eth0_data.mac_addr, art + CARAMBOLA2_MAC0_OFFSET, 0);
  75         ath79_init_mac(ath79_eth1_data.mac_addr, art + CARAMBOLA2_MAC1_OFFSET, 0);
  76
  77         ath79_register_mdio(0, 0x0);
  78
  79         /* LAN ports */
  80         ath79_register_eth(1);
  81
  82         /* WAN port */
  83         ath79_register_eth(0);
  84 }
  85
  86 static void __init carambola2_setup(void)
  87 {
  88         carambola2_common_setup();
  89
  90         ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
  91                                 AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
  92                                 AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
  93                                 AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
  94                                 AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
  95
  96         ath79_register_leds_gpio(-1, ARRAY_SIZE(carambola2_leds_gpio),
  97                                  carambola2_leds_gpio);
  98         ath79_register_gpio_keys_polled(-1, CARAMBOLA2_KEYS_POLL_INTERVAL,
  99                                         ARRAY_SIZE(carambola2_gpio_keys),
 100                                         carambola2_gpio_keys);
 101         ath79_register_usb();
 102 }
 103
 104 MIPS_MACHINE(ATH79_MACH_CARAMBOLA2, "CARAMBOLA2", "8devices Carambola2 board",
 105                 carambola2_setup);