diff --git a/arch/arm/mach-s3c/s3c64xx.c b/arch/arm/mach-s3c/s3c64xx.c
index e97bd59083a8..9f9717874d67 100644
--- a/arch/arm/mach-s3c/s3c64xx.c
+++ b/arch/arm/mach-s3c/s3c64xx.c
@@ -21,13 +21,13 @@
 #include <linux/ioport.h>
 #include <linux/serial_core.h>
 #include <linux/serial_s3c.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/reboot.h>
 #include <linux/io.h>
 #include <linux/clk/samsung.h>
 #include <linux/dma-mapping.h>
 #include <linux/irq.h>
-#include <linux/gpio.h>
 #include <linux/irqchip/arm-vic.h>
 #include <clocksource/samsung_pwm.h>