arch/arm/mach-shmobile/include/mach/gpio.h

   1 /*
   2  * Generic GPIO API and pinmux table support
   3  *
   4  * Copyright (c) 2008  Magnus Damm
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #ifndef __ASM_ARCH_GPIO_H
  11 #define __ASM_ARCH_GPIO_H
  12
  13 #include <linux/kernel.h>
  14 #include <linux/errno.h>
  15
  16 #define ARCH_NR_GPIOS 1024
  17 #include <linux/sh_pfc.h>
  18
  19 #ifdef CONFIG_GPIOLIB
  20
  21 static inline int gpio_get_value(unsigned gpio)
  22 {
  23         return __gpio_get_value(gpio);
  24 }
  25
  26 static inline void gpio_set_value(unsigned gpio, int value)
  27 {
  28         __gpio_set_value(gpio, value);
  29 }
  30
  31 static inline int gpio_cansleep(unsigned gpio)
  32 {
  33         return __gpio_cansleep(gpio);
  34 }
  35
  36 static inline int gpio_to_irq(unsigned gpio)
  37 {
  38         return __gpio_to_irq(gpio);
  39 }
  40
  41 static inline int irq_to_gpio(unsigned int irq)
  42 {
  43         return -ENOSYS;
  44 }
  45
  46 #endif /* CONFIG_GPIOLIB */
  47
  48 #endif /* __ASM_ARCH_GPIO_H */