/* * Generic GPIO API implementation for xtensa. * * Stolen from x86, which is 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_XTENSA_GPIO_H #define _ASM_XTENSA_GPIO_H #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); } static inline int gpio_to_irq(unsigned int gpio) { return __gpio_to_irq(gpio); } /* * Not implemented, yet. */ static inline int irq_to_gpio(unsigned int irq) { return -EINVAL; } #endif /* CONFIG_GPIOLIB */ #endif /* _ASM_XTENSA_GPIO_H */