compatible = "rockchip,rk3288-evb-act8846", "rockchip,rk3288";
 };
 
+&cpu0 {
+       cpu0-supply = <&vdd_cpu>;
+};
+
 &i2c0 {
+       vdd_cpu: syr827@40 {
+               compatible = "silergy,syr827";
+               fcs,suspend-voltage-selector = <1>;
+               reg = <0x40>;
+               regulator-name = "vdd_cpu";
+               regulator-min-microvolt = <850000>;
+               regulator-max-microvolt = <1350000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+
+       vdd_gpu: syr828@41 {
+               compatible = "silergy,syr828";
+               fcs,suspend-voltage-selector = <1>;
+               reg = <0x41>;
+               regulator-name = "vdd_gpu";
+               regulator-min-microvolt = <850000>;
+               regulator-max-microvolt = <1350000>;
+               regulator-always-on;
+       };
+
        hym8563@51 {
                compatible = "haoyu,hym8563";
                reg = <0x51>;