diff --git a/arch/arm64/boot/dts/rockchip/rk3366.dtsi b/arch/arm64/boot/dts/rockchip/rk3366.dtsi
index a8cfeed37d80..4264dcdc5015 100644
--- a/arch/arm64/boot/dts/rockchip/rk3366.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3366.dtsi
@@ -634,6 +634,14 @@
 		reg = <0x0 0xff770000 0x0 0x1000>;
 	};
 
+	wdt: watchdog@ff800000 {
+		compatible = "snps,dw-wdt";
+		reg = <0x0 0xff800000 0x0 0x100>;
+		clocks = <&cru PCLK_WDT>;
+		interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+		status = "disabled";
+	};
+
 	spdif: spdif@ff880000 {
 		compatible = "rockchip,rk3366-spdif";
 		reg = <0x0 0xff880000 0x0 0x1000>;