diff --git a/arch/arm64/boot/dts/rockchip/rk1808-compute.dtsi b/arch/arm64/boot/dts/rockchip/rk1808-compute.dtsi
index 1a600b2a3918..f9ec2d1cedb5 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808-compute.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk1808-compute.dtsi
@@ -43,6 +43,7 @@
 			regulator-name = "vdd_npu";
 			regulator-min-microvolt = <750000>;
 			regulator-max-microvolt = <880000>;
+			regulator-init-microvolt = <880000>;
 			regulator-ramp-delay = <2300>;
 			fcs,suspend-voltage-selector = <0>;
 			regulator-boot-on;
diff --git a/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi
index 4ae1c2c3a1e2..d3eb4ca6b78c 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi
@@ -278,6 +278,7 @@
 		regulator-name = "vdd_npu";
 		regulator-min-microvolt = <750000>;
 		regulator-max-microvolt = <880000>;
+		regulator-init-microvolt = <880000>;
 		regulator-ramp-delay = <2300>;
 		fcs,suspend-voltage-selector = <0>;
 		regulator-boot-on;