arch/arm/mach-s3c2410/include/mach/gpio.h

   1 /* arch/arm/mach-s3c2410/include/mach/gpio.h
   2  *
   3  * Copyright (c) 2008 Simtec Electronics
   4  *      http://armlinux.simtec.co.uk/
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *
   7  * S3C2410 - GPIO lib support
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12 */
  13
  14 /* some boards require extra gpio capacity to support external
  15  * devices that need GPIO.
  16  */
  17
  18 #ifdef CONFIG_CPU_S3C244X
  19 #define ARCH_NR_GPIOS   (32 * 9 + CONFIG_S3C24XX_GPIO_EXTRA)
  20 #elif defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416)
  21 #define ARCH_NR_GPIOS   (32 * 12 + CONFIG_S3C24XX_GPIO_EXTRA)
  22 #else
  23 #define ARCH_NR_GPIOS   (256 + CONFIG_S3C24XX_GPIO_EXTRA)
  24 #endif
  25
  26 #include <mach/gpio-nrs.h>
  27 #include <mach/gpio-fns.h>
  28
  29 #ifdef CONFIG_CPU_S3C244X
  30 #define S3C_GPIO_END    (S3C2410_GPJ(0) + 32)
  31 #elif defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416)
  32 #define S3C_GPIO_END    (S3C2410_GPM(0) + 32)
  33 #else
  34 #define S3C_GPIO_END    (S3C2410_GPH(0) + 32)
  35 #endif