diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk3568-evb.dtsi
index 63b8833f93df..ef00fcffe013 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-evb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568-evb.dtsi
@@ -1118,6 +1118,7 @@
 		regulator-min-microvolt = <712500>;
 		regulator-max-microvolt = <1390000>;
 		regulator-init-microvolt = <900000>;
+		regulator-initial-mode = <1>;
 		regulator-ramp-delay = <2300>;
 		fcs,suspend-voltage-selector = <1>;
 		regulator-boot-on;