diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index 1e58f444dcf0..71cf73317da5 100644
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -1875,6 +1875,13 @@ opp-786000000 {
 		};
 	};
 
+	rockchip_system_monitor: rockchip-system-monitor {
+		compatible = "rockchip,system-monitor";
+
+		rockchip,thermal-zone = "soc-thermal";
+		rockchip,polling-delay = <200>; /* milliseconds */
+	};
+
 	pinctrl: pinctrl {
 		compatible = "rockchip,px30-pinctrl";
 		rockchip,grf = <&grf>;
diff --git a/arch/arm64/boot/dts/rockchip/rk1808.dtsi b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
index 34d58bac7c77..ead3d9475681 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
@@ -1674,6 +1674,13 @@ gmac: ethernet@ffdd0000 {
 		status = "disabled";
 	};
 
+	rockchip_system_monitor: rockchip-system-monitor {
+		compatible = "rockchip,system-monitor";
+
+		rockchip,thermal-zone = "soc-thermal";
+		rockchip,polling-delay = <200>; /* milliseconds */
+	};
+
 	pinctrl: pinctrl {
 		compatible = "rockchip,rk1808-pinctrl";
 		rockchip,grf = <&grf>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index 24483dde6e98..b74116a9596b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -1318,6 +1318,13 @@ vad_sram: vad-sram@8000 {
 		};
 	};
 
+	rockchip_system_monitor: rockchip-system-monitor {
+		compatible = "rockchip,system-monitor";
+
+		rockchip,thermal-zone = "soc-thermal";
+		rockchip,polling-delay = <200>; /* milliseconds */
+	};
+
 	pinctrl: pinctrl {
 		compatible = "rockchip,rk3308-pinctrl";
 		rockchip,grf = <&grf>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 294bfe77f460..35107a7ae5cd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -2217,6 +2217,13 @@ nocp_vio1_msch1: nocp-vio1-msch1@ffa8f800 {
 		reg = <0x0 0xffa8f800 0x0 0x400>;
 	};
 
+	rockchip_system_monitor: rockchip-system-monitor {
+		compatible = "rockchip,system-monitor";
+
+		rockchip,thermal-zone = "soc-thermal";
+		rockchip,polling-delay = <200>; /* milliseconds */
+	};
+
 	pinctrl: pinctrl {
 		compatible = "rockchip,rk3399-pinctrl";
 		rockchip,grf = <&grf>;