54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/*
|
|
* Atheros AR71xx GPIO API definitions
|
|
*
|
|
* Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
|
|
* Copyright (C) 2008 Imre Kaloz <kaloz@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.
|
|
*
|
|
*/
|
|
|
|
#ifndef __ASM_MACH_AR71XX_GPIO_H
|
|
#define __ASM_MACH_AR71XX_GPIO_H
|
|
|
|
#define ARCH_NR_GPIOS 64
|
|
#include <asm-generic/gpio.h>
|
|
|
|
#include <asm/mach-ar71xx/ar71xx.h>
|
|
|
|
extern unsigned long ar71xx_gpio_count;
|
|
extern void __ar71xx_gpio_set_value(unsigned gpio, int value);
|
|
extern int __ar71xx_gpio_get_value(unsigned gpio);
|
|
|
|
static inline int gpio_to_irq(unsigned gpio)
|
|
{
|
|
return AR71XX_GPIO_IRQ(gpio);
|
|
}
|
|
|
|
static inline int irq_to_gpio(unsigned irq)
|
|
{
|
|
return irq - AR71XX_GPIO_IRQ_BASE;
|
|
}
|
|
|
|
static inline int gpio_get_value(unsigned gpio)
|
|
{
|
|
if (gpio < ar71xx_gpio_count)
|
|
return __ar71xx_gpio_get_value(gpio);
|
|
|
|
return __gpio_get_value(gpio);
|
|
}
|
|
|
|
static inline void gpio_set_value(unsigned gpio, int value)
|
|
{
|
|
if (gpio < ar71xx_gpio_count)
|
|
__ar71xx_gpio_set_value(gpio, value);
|
|
else
|
|
__gpio_set_value(gpio, value);
|
|
}
|
|
|
|
#define gpio_cansleep __gpio_cansleep
|
|
|
|
#endif /* __ASM_MACH_AR71XX_GPIO_H */
|