diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts
index e1f867b600e3e12400c1d6b80254b2f370ffab19..574eb1cf960fe5e9c7ddd7ec29288602ab98b2e9 100644
--- a/arch/arm/dts/rk3399-evb.dts
+++ b/arch/arm/dts/rk3399-evb.dts
@@ -20,7 +20,7 @@
 
 	vdd_center: vdd-center {
 		compatible = "pwm-regulator";
-		pwms = <&pwm3 0 25000 0>;
+		pwms = <&pwm3 0 25000 1>;
 		regulator-name = "vdd_center";
 		regulator-min-microvolt = <800000>;
 		regulator-max-microvolt = <1400000>;