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/*
* Generic GPIO API implementation for x86.
*
* Derived from the generic GPIO API for powerpc:
*
* Copyright (c) 2007-2008 MontaVista Software, Inc.
*
* Author: Anton Vorontsov <avorontsov@ru.mvista.com>
*
* 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.
*/
#ifndef _ASM_I386_GPIO_H
#define _ASM_I386_GPIO_H
#ifdef CONFIG_X86_RDC321X
#include <gpio.h>
#else /* CONFIG_X86_RDC321X */
#include <asm-generic/gpio.h>
#ifdef CONFIG_GPIOLIB
/*
* Just call gpiolib.
*/
static inline int gpio_get_value(unsigned int gpio)
{
return __gpio_get_value(gpio);
}
static inline void gpio_set_value(unsigned int gpio, int value)
{
__gpio_set_value(gpio, value);
}
static inline int gpio_cansleep(unsigned int gpio)
{
return __gpio_cansleep(gpio);
}
/*
* Not implemented, yet.
*/
static inline int gpio_to_irq(unsigned int gpio)
{
return -ENOSYS;
}
static inline int irq_to_gpio(unsigned int irq)
{
return -EINVAL;
}
#endif /* CONFIG_GPIOLIB */
#endif /* CONFIG_X86_RDC321X */
#endif /* _ASM_I386_GPIO_H */
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