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

   1 /*
   2  *  ALFA Network N2/N5 board support
   3  *
   4  *  Copyright (C) 2011-2012 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 <asm/mach-ath79/ar71xx_regs.h>
  12 #include <asm/mach-ath79/ath79.h>
  13
  14 #include "common.h"
  15 #include "dev-eth.h"
  16 #include "dev-ap9x-pci.h"
  17 #include "dev-gpio-buttons.h"
  18 #include "dev-leds-gpio.h"
  19 #include "dev-m25p80.h"
  20 #include "machtypes.h"
  21
  22 #define ALFA_NX_GPIO_LED_2              17
  23 #define ALFA_NX_GPIO_LED_3              16
  24 #define ALFA_NX_GPIO_LED_5              12
  25 #define ALFA_NX_GPIO_LED_6              8
  26 #define ALFA_NX_GPIO_LED_7              6
  27 #define ALFA_NX_GPIO_LED_8              7
  28
  29 #define ALFA_NX_GPIO_BTN_RESET          11
  30
  31 #define ALFA_NX_KEYS_POLL_INTERVAL      20      /* msecs */
  32 #define ALFA_NX_KEYS_DEBOUNCE_INTERVAL (3 * ALFA_NX_KEYS_POLL_INTERVAL)
  33
  34 #define ALFA_NX_MAC0_OFFSET             0
  35 #define ALFA_NX_MAC1_OFFSET             6
  36 #define ALFA_NX_CALDATA_OFFSET          0x1000
  37
  38 static struct gpio_keys_button alfa_nx_gpio_keys[] __initdata = {
  39         {
  40                 .desc           = "Reset button",
  41                 .type           = EV_KEY,
  42                 .code           = KEY_RESTART,
  43                 .debounce_interval = ALFA_NX_KEYS_DEBOUNCE_INTERVAL,
  44                 .gpio           = ALFA_NX_GPIO_BTN_RESET,
  45                 .active_low     = 1,
  46         }
  47 };
  48
  49 static struct gpio_led alfa_nx_leds_gpio[] __initdata = {
  50         {
  51                 .name           = "alfa:green:led_2",
  52                 .gpio           = ALFA_NX_GPIO_LED_2,
  53                 .active_low     = 1,
  54         }, {
  55                 .name           = "alfa:green:led_3",
  56                 .gpio           = ALFA_NX_GPIO_LED_3,
  57                 .active_low     = 1,
  58         }, {
  59                 .name           = "alfa:red:led_5",
  60                 .gpio           = ALFA_NX_GPIO_LED_5,
  61                 .active_low     = 1,
  62         }, {
  63                 .name           = "alfa:amber:led_6",
  64                 .gpio           = ALFA_NX_GPIO_LED_6,
  65                 .active_low     = 1,
  66         }, {
  67                 .name           = "alfa:green:led_7",
  68                 .gpio           = ALFA_NX_GPIO_LED_7,
  69                 .active_low     = 1,
  70         }, {
  71                 .name           = "alfa:green:led_8",
  72                 .gpio           = ALFA_NX_GPIO_LED_8,
  73                 .active_low     = 1,
  74         }
  75 };
  76
  77 static void __init alfa_nx_setup(void)
  78 {
  79         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
  80
  81         ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
  82                                   AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
  83                                   AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
  84                                   AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
  85                                   AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
  86                                   AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
  87
  88         ath79_register_m25p80(NULL);
  89
  90         ath79_register_leds_gpio(0, ARRAY_SIZE(alfa_nx_leds_gpio),
  91                                  alfa_nx_leds_gpio);
  92
  93         ath79_register_gpio_keys_polled(-1, ALFA_NX_KEYS_POLL_INTERVAL,
  94                                         ARRAY_SIZE(alfa_nx_gpio_keys),
  95                                         alfa_nx_gpio_keys);
  96
  97         ath79_register_mdio(0, 0x0);
  98
  99         ath79_init_mac(ath79_eth0_data.mac_addr,
 100                        art + ALFA_NX_MAC0_OFFSET, 0);
 101         ath79_init_mac(ath79_eth1_data.mac_addr,
 102                        art + ALFA_NX_MAC1_OFFSET, 0);
 103
 104         /* WAN port */
 105         ath79_register_eth(0);
 106         /* LAN port */
 107         ath79_register_eth(1);
 108
 109         ap91_pci_init(art + ALFA_NX_CALDATA_OFFSET, NULL);
 110 }
 111
 112 MIPS_MACHINE(ATH79_MACH_ALFA_NX, "ALFA-NX", "ALFA Network N2/N5",
 113              alfa_nx_setup);