LXR linux/arch/mips/ath79/mach-ap81.c

   1/*
   2 *  Atheros AP81 board support
   3 *
   4 *  Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
   5 *  Copyright (C) 2009 Imre Kaloz <kaloz@openwrt.org>
   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 "machtypes.h"
  13#include "dev-wmac.h"
  14#include "dev-gpio-buttons.h"
  15#include "dev-leds-gpio.h"
  16#include "dev-spi.h"
  17#include "dev-usb.h"
  18
  19#define AP81_GPIO_LED_STATUS    1
  20#define AP81_GPIO_LED_AOSS      3
  21#define AP81_GPIO_LED_WLAN      6
  22#define AP81_GPIO_LED_POWER     14
  23
  24#define AP81_GPIO_BTN_SW4       12
  25#define AP81_GPIO_BTN_SW1       21
  26
  27#define AP81_KEYS_POLL_INTERVAL         20      /* msecs */
  28#define AP81_KEYS_DEBOUNCE_INTERVAL     (3 * AP81_KEYS_POLL_INTERVAL)
  29
  30#define AP81_CAL_DATA_ADDR      0x1fff1000
  31
  32static struct gpio_led ap81_leds_gpio[] __initdata = {
  33        {
  34                .name           = "ap81:green:status",
  35                .gpio           = AP81_GPIO_LED_STATUS,
  36                .active_low     = 1,
  37        }, {
  38                .name           = "ap81:amber:aoss",
  39                .gpio           = AP81_GPIO_LED_AOSS,
  40                .active_low     = 1,
  41        }, {
  42                .name           = "ap81:green:wlan",
  43                .gpio           = AP81_GPIO_LED_WLAN,
  44                .active_low     = 1,
  45        }, {
  46                .name           = "ap81:green:power",
  47                .gpio           = AP81_GPIO_LED_POWER,
  48                .active_low     = 1,
  49        }
  50};
  51
  52static struct gpio_keys_button ap81_gpio_keys[] __initdata = {
  53        {
  54                .desc           = "sw1",
  55                .type           = EV_KEY,
  56                .code           = BTN_0,
  57                .debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL,
  58                .gpio           = AP81_GPIO_BTN_SW1,
  59                .active_low     = 1,
  60        } , {
  61                .desc           = "sw4",
  62                .type           = EV_KEY,
  63                .code           = BTN_1,
  64                .debounce_interval = AP81_KEYS_DEBOUNCE_INTERVAL,
  65                .gpio           = AP81_GPIO_BTN_SW4,
  66                .active_low     = 1,
  67        }
  68};
  69
  70static struct spi_board_info ap81_spi_info[] = {
  71        {
  72                .bus_num        = 0,
  73                .chip_select    = 0,
  74                .max_speed_hz   = 25000000,
  75                .modalias       = "m25p64",
  76        }
  77};
  78
  79static struct ath79_spi_platform_data ap81_spi_data = {
  80        .bus_num        = 0,
  81        .num_chipselect = 1,
  82};
  83
  84static void __init ap81_setup(void)
  85{
  86        u8 *cal_data = (u8 *) KSEG1ADDR(AP81_CAL_DATA_ADDR);
  87
  88        ath79_register_leds_gpio(-1, ARRAY_SIZE(ap81_leds_gpio),
  89                                 ap81_leds_gpio);
  90        ath79_register_gpio_keys_polled(-1, AP81_KEYS_POLL_INTERVAL,
  91                                        ARRAY_SIZE(ap81_gpio_keys),
  92                                        ap81_gpio_keys);
  93        ath79_register_spi(&ap81_spi_data, ap81_spi_info,
  94                           ARRAY_SIZE(ap81_spi_info));
  95        ath79_register_wmac(cal_data);
  96        ath79_register_usb();
  97}
  98
  99MIPS_MACHINE(ATH79_MACH_AP81, "AP81", "Atheros AP81 reference board",
 100             ap81_setup);
 101