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 36