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 irq_to_gpio(unsigned int irq)
  22 {
  23         return -ENOSYS;
  24 }
  25
  26 #else
  27
  28 #define __ARM_GPIOLIB_COMPLEX
  29
  30 #endif /* CONFIG_GPIOLIB */
  31
  32 #endif /* __ASM_ARCH_GPIO_H */