diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c
index 136c982c68e1..ad1b9682c9c3 100644
--- a/arch/arm/plat-s3c64xx/clock.c
+++ b/arch/arm/plat-s3c64xx/clock.c
@@ -248,7 +248,7 @@ static struct clk *clks[] __initdata = {
 	&clk_48m,
 };
 
-void s3c64xx_register_clocks(void)
+void __init s3c64xx_register_clocks(void)
 {
 	struct clk *clkp;
 	int ret;