1 /* 2 * include/asm-sh/gpio.h 3 * 4 * Generic GPIO API and pinmux table support for SuperH. 5 * 6 * Copyright (c) 2008 Magnus Damm 7 * 8 * This file is subject to the terms and conditions of the GNU General Public 9 * License. See the file "COPYING" in the main directory of this archive 10 * for more details. 11 */ 12 #ifndef __ASM_SH_GPIO_H 13 #define __ASM_SH_GPIO_H 14 15 #include <linux/kernel.h> 16 #include <linux/errno.h> 17 18 #if defined(CONFIG_CPU_SH3) 19 #include <cpu/gpio.h> 20 #endif 21 22 #define ARCH_NR_GPIOS 512 23 #include <linux/sh_pfc.h> 24 25 #ifdef CONFIG_GPIOLIB 26 gpio_get_value(unsigned gpio)27static inline int gpio_get_value(unsigned gpio) 28 { 29 return __gpio_get_value(gpio); 30 } 31 gpio_set_value(unsigned gpio,int value)32static inline void gpio_set_value(unsigned gpio, int value) 33 { 34 __gpio_set_value(gpio, value); 35 } 36 gpio_cansleep(unsigned gpio)37static inline int gpio_cansleep(unsigned gpio) 38 { 39 return __gpio_cansleep(gpio); 40 } 41 gpio_to_irq(unsigned gpio)42static inline int gpio_to_irq(unsigned gpio) 43 { 44 return __gpio_to_irq(gpio); 45 } 46 irq_to_gpio(unsigned int irq)47static inline int irq_to_gpio(unsigned int irq) 48 { 49 return -ENOSYS; 50 } 51 52 #endif /* CONFIG_GPIOLIB */ 53 54 #endif /* __ASM_SH_GPIO_H */ 55