diff --git a/arch/arm/mach-ep93xx/include/mach/gpio.h b/arch/arm/mach-ep93xx/include/mach/gpio.h
index 5f1b4bc00..306ab4c9f 100644
--- a/arch/arm/mach-ep93xx/include/mach/gpio.h
+++ b/arch/arm/mach-ep93xx/include/mach/gpio.h
@@ -1,26 +1 @@
-/*
- * Copyright (C) 2010 Matthias Kaehlcke <matthias@kaehlcke.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- *
- */
-
-#ifndef __ASM_ARCH_GPIO_H
-#define __ASM_ARCH_GPIO_H
-
-void gpio_set_value(unsigned gpio, int value);
-int gpio_get_value(unsigned gpio);
-int gpio_direction_output(unsigned gpio, int value);
-int gpio_direction_input(unsigned gpio);
-
-#endif /* __ASM_ARCH_GPIO_H */
-
+#include <asm-generic/gpio.h>
diff --git a/arch/arm/mach-imx/include/mach/gpio.h b/arch/arm/mach-imx/include/mach/gpio.h
index 0ebc3f939..489ae2cf0 100644
--- a/arch/arm/mach-imx/include/mach/gpio.h
+++ b/arch/arm/mach-imx/include/mach/gpio.h
@@ -1,11 +1,8 @@
 #ifndef __ASM_ARCH_GPIO_H
 #define __ASM_ARCH_GPIO_H
 
+#include <asm-generic/gpio.h>
+
 void imx_gpio_mode(int gpio_mode);
-void gpio_set_value(unsigned gpio, int value);
-int gpio_get_value(unsigned gpio);
-int gpio_direction_output(unsigned gpio, int value);
-int gpio_direction_input(unsigned gpio);
 
 #endif /* __ASM_ARCH_GPIO_H */
-
diff --git a/arch/arm/mach-mxs/include/mach/gpio.h b/arch/arm/mach-mxs/include/mach/gpio.h
index 1e575fa0c..4e7c8fe87 100644
--- a/arch/arm/mach-mxs/include/mach/gpio.h
+++ b/arch/arm/mach-mxs/include/mach/gpio.h
@@ -25,10 +25,8 @@
 # include <mach/iomux-imx28.h>
 #endif
 
+#include <asm-generic/gpio.h>
+
 void imx_gpio_mode(uint32_t);
-void gpio_set_value(unsigned, int);
-int gpio_direction_input(unsigned);
-int gpio_direction_output(unsigned, int);
-int gpio_get_value(unsigned);
 
 #endif /* __ASM_MACH_GPIO_H */
diff --git a/arch/arm/mach-omap/include/mach/gpio.h b/arch/arm/mach-omap/include/mach/gpio.h
index 79bf4485b..306ab4c9f 100644
--- a/arch/arm/mach-omap/include/mach/gpio.h
+++ b/arch/arm/mach-omap/include/mach/gpio.h
@@ -1,42 +1 @@
-/*
- * Copyright (c) 2009 Wind River Systems, Inc.
- * Tom Rix <Tom.Rix@windriver.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- *
- * This work is derived from the linux 2.6.27 kernel source
- * To fetch, use the kernel repository
- * git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
- * Use the v2.6.27 tag.
- *
- * Below is the original's header including its copyright
- *
- *  linux/arch/arm/plat-omap/gpio.c
- *
- * Support functions for OMAP GPIO
- *
- * Copyright (C) 2003-2005 Nokia Corporation
- * Written by Juha Yrjölä <juha.yrjola@nokia.com>
- *
- * 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.
- */
-#ifndef _GPIO_H
-#define _GPIO_H
-
-void gpio_set_value(unsigned gpio, int value);
-int gpio_get_value(unsigned gpio);
-int gpio_direction_output(unsigned gpio, int value);
-int gpio_direction_input(unsigned gpio);
-
-#endif /* _GPIO_H_ */
+#include <asm-generic/gpio.h>
diff --git a/arch/arm/mach-samsung/include/mach/gpio.h b/arch/arm/mach-samsung/include/mach/gpio.h
index 2b4569547..9e64a841b 100644
--- a/arch/arm/mach-samsung/include/mach/gpio.h
+++ b/arch/arm/mach-samsung/include/mach/gpio.h
@@ -23,10 +23,8 @@
 # include <mach/iomux-s5pcxx.h>
 #endif
 
-void gpio_set_value(unsigned, int);
-int gpio_direction_input(unsigned);
-int gpio_direction_output(unsigned, int);
-int gpio_get_value(unsigned);
+#include <asm-generic/gpio.h>
+
 void s3c_gpio_mode(unsigned);
 
 #endif /* __ASM_MACH_GPIO_H */
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
new file mode 100644
index 000000000..1997888bb
--- /dev/null
+++ b/include/asm-generic/gpio.h
@@ -0,0 +1,10 @@
+#ifndef __ASM_GENERIC_GPIO_H
+#define __ASM_GENERIC_GPIO_H
+
+void gpio_set_value(unsigned gpio, int value);
+int gpio_get_value(unsigned gpio);
+int gpio_direction_output(unsigned gpio, int value);
+int gpio_direction_input(unsigned gpio);
+
+#endif /* __ASM_GENERIC_GPIO_H */
+