diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi
index ca272e92b85d6d61cde601c6a6042b207cea7095..a43ad779ee2f68546a26da570f19ba601c2dc15b 100644
--- a/arch/arm/boot/dts/sun9i-a80.dtsi
+++ b/arch/arm/boot/dts/sun9i-a80.dtsi
@@ -565,6 +565,12 @@
 			clocks = <&osc24M>;
 		};
 
+		wdt: watchdog@06000ca0 {
+			compatible = "allwinner,sun6i-a31-wdt";
+			reg = <0x06000ca0 0x20>;
+			interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
 		pio: pinctrl@06000800 {
 			compatible = "allwinner,sun9i-a80-pinctrl";
 			reg = <0x06000800 0x400>;