diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index 37847c14b449..1e75a0f556d4 100644
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/rk3288.dtsi
@@ -560,6 +560,7 @@
 	wdt: watchdog@ff800000 {
 		compatible = "rockchip,rk3288-wdt", "snps,dw-wdt";
 		reg = <0xff800000 0x100>;
+		clocks = <&cru PCLK_WDT>;
 		interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};