diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index feeee17..fcad95c 100644
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -35,11 +35,11 @@ static void imx5_idle(void)
 			return;
 		clk_prepare(gpc_dvfs_clk);
 	}
-	clk_enable(gpc_dvfs_clk);
+	clk_prepare_enable(gpc_dvfs_clk);
 	mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
 	if (!tzic_enable_wake())
 		cpu_do_idle();
-	clk_disable(gpc_dvfs_clk);
+	clk_disable_unprepare(gpc_dvfs_clk);
 }
 
 /*