diff --git a/arch/arm/dts/rk3588-generic.dts b/arch/arm/dts/rk3588-generic.dts
index e4721d97a87..baafe7463f1 100644
--- a/arch/arm/dts/rk3588-generic.dts
+++ b/arch/arm/dts/rk3588-generic.dts
@@ -40,5 +40,6 @@
 };
 
 &uart2 {
+	pinctrl-0 = <&uart2m0_xfer>;
 	status = "okay";
 };