diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c
index bc308ceb91c31788c972b97b262dd72f3709f0dd..435adcce6482a369e5898de40bfc4bdfb690a6e1 100644
--- a/arch/arm/mach-s3c2410/mach-amlm5900.c
+++ b/arch/arm/mach-s3c2410/mach-amlm5900.c
@@ -160,7 +160,7 @@ static struct platform_device *amlm5900_devices[] __initdata = {
 #endif
 };
 
-void __init amlm5900_map_io(void)
+static void __init amlm5900_map_io(void)
 {
 	s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc));
 	s3c24xx_init_clocks(0);