openwrt-owl/target/linux/ar71xx/files/arch/mips/ath79/mach-weio.c

141 lines
3.8 KiB
C

/**
* WEIO Web Of Things Platform
*
* Copyright (C) 2013 Drasko DRASKOVIC and Uros PETREVSKI
*
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*
* Web Of Things Platform
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* Authors :
* Drasko DRASKOVIC <drasko.draskovic@gmail.com>
* Uros PETREVSKI <uros@nodesign.net>
*/
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include <linux/i2c-gpio.h>
#include <linux/platform_device.h>
#include "common.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define WEIO_GPIO_LED_STA 1
#define WEIO_GPIO_LED_AP 16
#define WEIO_GPIO_BTN_AP 20
#define WEIO_GPIO_BTN_RESET 23
#define WEIO_KEYS_POLL_INTERVAL 20 /* msecs */
#define WEIO_KEYS_DEBOUNCE_INTERVAL (3 * WEIO_KEYS_POLL_INTERVAL)
#define WEIO_MAC0_OFFSET 0x0000
#define WEIO_MAC1_OFFSET 0x0006
#define WEIO_CALDATA_OFFSET 0x1000
#define WEIO_WMAC_MAC_OFFSET 0x1002
static struct gpio_led weio_leds_gpio[] __initdata = {
{
.name = "weio:green:sta",
.gpio = WEIO_GPIO_LED_STA,
.active_low = 1,
.default_state = LEDS_GPIO_DEFSTATE_ON,
},
{
.name = "weio:green:ap",
.gpio = WEIO_GPIO_LED_AP,
.active_low = 1,
.default_state = LEDS_GPIO_DEFSTATE_ON,
}
};
static struct gpio_keys_button weio_gpio_keys[] __initdata = {
{
.desc = "ap button",
.type = EV_KEY,
.code = BTN_0,
.debounce_interval = WEIO_KEYS_DEBOUNCE_INTERVAL,
.gpio = WEIO_GPIO_BTN_AP,
.active_low = 1,
},
{
.desc = "soft-reset button",
.type = EV_KEY,
.code = BTN_1,
.debounce_interval = WEIO_KEYS_DEBOUNCE_INTERVAL,
.gpio = WEIO_GPIO_BTN_RESET,
.active_low = 1,
}
};
static struct i2c_gpio_platform_data weio_i2c_gpio_data = {
.sda_pin = 18,
.scl_pin = 19,
};
static struct platform_device weio_i2c_gpio = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &weio_i2c_gpio_data,
},
};
static void __init weio_common_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
ath79_register_m25p80(NULL);
ath79_register_wmac(art + WEIO_CALDATA_OFFSET, art + WEIO_WMAC_MAC_OFFSET);
}
static void __init weio_setup(void)
{
weio_common_setup();
ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
platform_device_register(&weio_i2c_gpio);
ath79_register_leds_gpio(-1, ARRAY_SIZE(weio_leds_gpio),
weio_leds_gpio);
ath79_register_gpio_keys_polled(-1, WEIO_KEYS_POLL_INTERVAL,
ARRAY_SIZE(weio_gpio_keys),
weio_gpio_keys);
ath79_register_usb();
}
MIPS_MACHINE(ATH79_MACH_WEIO, "WEIO", "WeIO board", weio_setup);