1 /*
2  * STLS2F GPIO Support
3  *
4  * Copyright (c) 2008  Richard Liu, STMicroelectronics <richard.liu@st.com>
5  * Copyright (c) 2008-2010  Arnaud Patard <apatard@mandriva.com>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  */
12 
13 #ifndef	__STLS2F_GPIO_H
14 #define	__STLS2F_GPIO_H
15 
16 #include <asm-generic/gpio.h>
17 
18 extern void gpio_set_value(unsigned gpio, int value);
19 extern int gpio_get_value(unsigned gpio);
20 extern int gpio_cansleep(unsigned gpio);
21 
22 /* The chip can do interrupt
23  * but it has not been tested and doc not clear
24  */
gpio_to_irq(int gpio)25 static inline int gpio_to_irq(int gpio)
26 {
27 	return -EINVAL;
28 }
29 
irq_to_gpio(int gpio)30 static inline int irq_to_gpio(int gpio)
31 {
32 	return -EINVAL;
33 }
34 
35 #endif				/* __STLS2F_GPIO_H */
36