diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts b/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
index 1a044b17..0732d8c0 100644
--- a/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
@@ -97,6 +97,10 @@
 	status = "okay";
 };
 
+&cpu0 {
+	cpu-supply = <&reg_sy8106a>;
+};
+
 &ehci0 {
 	status = "okay";
 };
@@ -152,6 +156,20 @@
 	};
 };
 
+&r_i2c {
+	status = "okay";
+
+	reg_sy8106a: regulator@65 {
+		compatible = "silergy,sy8106a";
+		reg = <0x65>;
+		regulator-name = "vdd-cpux";
+		regulator-min-microvolt = <1000000>;
+		regulator-max-microvolt = <1400000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+};
+
 &r_pio {
 	leds_r_opc: led_pins@0 {
 		pins = "PL10";