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Michael Buesch7444a722008-07-25 01:46:11 -07001/*
2 * Generic GPIO API implementation for x86.
3 *
4 * Derived from the generic GPIO API for powerpc:
5 *
6 * Copyright (c) 2007-2008 MontaVista Software, Inc.
7 *
8 * Author: Anton Vorontsov <avorontsov@ru.mvista.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
Florian Fainellia6082952008-01-30 13:33:35 +010016#ifndef _ASM_I386_GPIO_H
17#define _ASM_I386_GPIO_H
18
Michael Buesch7444a722008-07-25 01:46:11 -070019#ifdef CONFIG_X86_RDC321X
Florian Fainellia6082952008-01-30 13:33:35 +010020#include <gpio.h>
Michael Buesch7444a722008-07-25 01:46:11 -070021#else /* CONFIG_X86_RDC321X */
22
23#include <asm-generic/gpio.h>
24
25#ifdef CONFIG_GPIOLIB
26
27/*
28 * Just call gpiolib.
29 */
30static inline int gpio_get_value(unsigned int gpio)
31{
32 return __gpio_get_value(gpio);
33}
34
35static inline void gpio_set_value(unsigned int gpio, int value)
36{
37 __gpio_set_value(gpio, value);
38}
39
40static inline int gpio_cansleep(unsigned int gpio)
41{
42 return __gpio_cansleep(gpio);
43}
44
45/*
46 * Not implemented, yet.
47 */
48static inline int gpio_to_irq(unsigned int gpio)
49{
50 return -ENOSYS;
51}
52
53static inline int irq_to_gpio(unsigned int irq)
54{
55 return -EINVAL;
56}
57
58#endif /* CONFIG_GPIOLIB */
59
60#endif /* CONFIG_X86_RDC321X */
Florian Fainellia6082952008-01-30 13:33:35 +010061
62#endif /* _ASM_I386_GPIO_H */