diff --git a/arch/arm/boot/dts/rk3036-kylin.dts b/arch/arm/boot/dts/rk3036-kylin.dts
index cbb2fb0afd5d..afaada44843b 100644
--- a/arch/arm/boot/dts/rk3036-kylin.dts
+++ b/arch/arm/boot/dts/rk3036-kylin.dts
@@ -388,6 +388,7 @@
 };
 
 &uart0 {
+	pinctrl-0 = <&uart0_xfer>, <&uart0_cts>;
 	status = "okay";
 };