ARM: SAMSUNG: Fix on inclusion mach/gpio.h for Samsung SoCs

This patch fixes on inclusion <mach/gpio.h> to <linux/gpio.h>

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/mach-s3c64xx/setup-i2c1.c b/arch/arm/mach-s3c64xx/setup-i2c1.c
index 2dce57d..1ee62c9 100644
--- a/arch/arm/mach-s3c64xx/setup-i2c1.c
+++ b/arch/arm/mach-s3c64xx/setup-i2c1.c
@@ -14,10 +14,10 @@
 
 #include <linux/kernel.h>
 #include <linux/types.h>
+#include <linux/gpio.h>
 
 struct platform_device; /* don't need the contents */
 
-#include <mach/gpio.h>
 #include <mach/gpio-bank-b.h>
 #include <plat/iic.h>
 #include <plat/gpio-cfg.h>