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Diffstat (limited to 'arch/arm/mach-s3c24xx/include/mach/gpio.h')
-rw-r--r--arch/arm/mach-s3c24xx/include/mach/gpio.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c24xx/include/mach/gpio.h b/arch/arm/mach-s3c24xx/include/mach/gpio.h
new file mode 100644
index 0000000..6fac70f
--- /dev/null
+++ b/arch/arm/mach-s3c24xx/include/mach/gpio.h
@@ -0,0 +1,35 @@
+/* arch/arm/mach-s3c2410/include/mach/gpio.h
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ * http://armlinux.simtec.co.uk/
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - GPIO lib support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/* some boards require extra gpio capacity to support external
+ * devices that need GPIO.
+ */
+
+#ifdef CONFIG_CPU_S3C244X
+#define ARCH_NR_GPIOS (32 * 9 + CONFIG_S3C24XX_GPIO_EXTRA)
+#elif defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416)
+#define ARCH_NR_GPIOS (32 * 12 + CONFIG_S3C24XX_GPIO_EXTRA)
+#else
+#define ARCH_NR_GPIOS (256 + CONFIG_S3C24XX_GPIO_EXTRA)
+#endif
+
+#include <mach/gpio-nrs.h>
+#include <mach/gpio-fns.h>
+
+#ifdef CONFIG_CPU_S3C244X
+#define S3C_GPIO_END (S3C2410_GPJ(0) + 32)
+#elif defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416)
+#define S3C_GPIO_END (S3C2410_GPM(0) + 32)
+#else
+#define S3C_GPIO_END (S3C2410_GPH(0) + 32)
+#endif