diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index 683aa153e804..7f7fd952c415 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -786,7 +786,7 @@
 		status = "disabled";
 	};
 
-	display-subsystem {
+	display_subsystem: display-subsystem {
 		compatible = "rockchip,display-subsystem";
 		ports = <&vop_out>;
 	};