diff --git a/arch/arm/boot/dts/rk3188-tb.dts b/arch/arm/boot/dts/rk3188-tb.dts
index 4db2927e903e..c873643cdcad 100644
--- a/arch/arm/boot/dts/rk3188-tb.dts
+++ b/arch/arm/boot/dts/rk3188-tb.dts
@@ -11,7 +11,7 @@
 	};
 
 	chosen {
-		bootargs = "";
+		bootargs = "clk_ignore_unused";
 	};
 
 	fiq-debugger {