| /* | |
| * Generic GPIO API implementation 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_POWERPC_GPIO_H | |
| #define __ASM_POWERPC_GPIO_H | |
| #include <linux/errno.h> | |
| #include <asm-generic/gpio.h> | |
| #ifdef CONFIG_HAVE_GPIO_LIB | |
| /* | |
| * We don't (yet) implement inlined/rapid versions for on-chip gpios. | |
| * 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_HAVE_GPIO_LIB */ | |
| #endif /* __ASM_POWERPC_GPIO_H */ |