diff --git a/arch/arm/plat-s3c24xx/pm.c b/arch/arm/plat-s3c24xx/pm.c
index fc4b731..d3934b1 100644
--- a/arch/arm/plat-s3c24xx/pm.c
+++ b/arch/arm/plat-s3c24xx/pm.c
@@ -35,10 +35,10 @@
 #include <linux/ioport.h>
 #include <linux/delay.h>
 #include <linux/serial_core.h>
+#include <linux/io.h>
 
 #include <asm/cacheflush.h>
 #include <mach/hardware.h>
-#include <asm/io.h>
 
 #include <asm/plat-s3c/regs-serial.h>
 #include <mach/regs-clock.h>