tegrakernel/kernel/kernel-4.9/arch/mips/ath79/mach-ap121.c

93 lines
2.1 KiB
C
Raw Normal View History

2022-02-16 09:13:02 -06:00
/*
* Atheros AP121 board support
*
* Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#include "machtypes.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#define AP121_GPIO_LED_WLAN 0
#define AP121_GPIO_LED_USB 1
#define AP121_GPIO_BTN_JUMPSTART 11
#define AP121_GPIO_BTN_RESET 12
#define AP121_KEYS_POLL_INTERVAL 20 /* msecs */
#define AP121_KEYS_DEBOUNCE_INTERVAL (3 * AP121_KEYS_POLL_INTERVAL)
#define AP121_CAL_DATA_ADDR 0x1fff1000
static struct gpio_led ap121_leds_gpio[] __initdata = {
{
.name = "ap121:green:usb",
.gpio = AP121_GPIO_LED_USB,
.active_low = 0,
},
{
.name = "ap121:green:wlan",
.gpio = AP121_GPIO_LED_WLAN,
.active_low = 0,
},
};
static struct gpio_keys_button ap121_gpio_keys[] __initdata = {
{
.desc = "jumpstart button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL,
.gpio = AP121_GPIO_BTN_JUMPSTART,
.active_low = 1,
},
{
.desc = "reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = AP121_KEYS_DEBOUNCE_INTERVAL,
.gpio = AP121_GPIO_BTN_RESET,
.active_low = 1,
}
};
static struct spi_board_info ap121_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "mx25l1606e",
}
};
static struct ath79_spi_platform_data ap121_spi_data = {
.bus_num = 0,
.num_chipselect = 1,
};
static void __init ap121_setup(void)
{
u8 *cal_data = (u8 *) KSEG1ADDR(AP121_CAL_DATA_ADDR);
ath79_register_leds_gpio(-1, ARRAY_SIZE(ap121_leds_gpio),
ap121_leds_gpio);
ath79_register_gpio_keys_polled(-1, AP121_KEYS_POLL_INTERVAL,
ARRAY_SIZE(ap121_gpio_keys),
ap121_gpio_keys);
ath79_register_spi(&ap121_spi_data, ap121_spi_info,
ARRAY_SIZE(ap121_spi_info));
ath79_register_usb();
ath79_register_wmac(cal_data);
}
MIPS_MACHINE(ATH79_MACH_AP121, "AP121", "Atheros AP121 reference board",
ap121_setup);