blob: 65ceea28607b07ebd96cf7a450550e1f84403de5 [file] [log] [blame]
Andrew Victor8a87a992007-05-14 14:30:15 +01001/*
2 * include/asm-arm/arch-ks8695/gpio.h
3 *
4 * Copyright (C) 2006 Andrew Victor
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef __ASM_ARCH_GPIO_H_
12#define __ASM_ARCH_GPIO_H_
13
14#define KS8695_GPIO_0 0
15#define KS8695_GPIO_1 1
16#define KS8695_GPIO_2 2
17#define KS8695_GPIO_3 3
18#define KS8695_GPIO_4 4
19#define KS8695_GPIO_5 5
20#define KS8695_GPIO_6 6
21#define KS8695_GPIO_7 7
22#define KS8695_GPIO_8 8
23#define KS8695_GPIO_9 9
24#define KS8695_GPIO_10 10
25#define KS8695_GPIO_11 11
26#define KS8695_GPIO_12 12
27#define KS8695_GPIO_13 13
28#define KS8695_GPIO_14 14
29#define KS8695_GPIO_15 15
30
31
32/*
33 * Configure GPIO pin as external interrupt source.
34 */
35int __init_or_module ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
36
37/*
38 * Configure the GPIO line as an input.
39 */
40int __init_or_module gpio_direction_input(unsigned int pin);
41
42/*
43 * Configure the GPIO line as an output, with default state.
44 */
45int __init_or_module gpio_direction_output(unsigned int pin, unsigned int state);
46
47/*
48 * Set the state of an output GPIO line.
49 */
50void gpio_set_value(unsigned int pin, unsigned int state);
51
52/*
53 * Read the state of a GPIO line.
54 */
55int gpio_get_value(unsigned int pin);
56
57/*
58 * Map GPIO line to IRQ number.
59 */
60int gpio_to_irq(unsigned int pin);
61
62/*
63 * Map IRQ number to GPIO line.
64 */
65int irq_to_gpio(unsigned int irq);
66
67
68#include <asm-generic/gpio.h>
69
70static inline int gpio_request(unsigned int pin, const char *label)
71{
72 return 0;
73}
74
75static inline void gpio_free(unsigned int pin)
76{
77}
78
79#endif