diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index 69ceda7ab903..af7edeb0e351 100644
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -1922,6 +1922,11 @@
 		};
 	};
 
+	dmcdbg: dmcdbg {
+		compatible = "rockchip,px30-dmcdbg";
+		status = "okay";
+	};
+
 	rockchip_system_monitor: rockchip-system-monitor {
 		compatible = "rockchip,system-monitor";