arm64: dts: rockchip: Add regulators for pcie on rk3399-roc-pc

Add regulators to pcie node from schematics.
Signed-off-by: Markus Reichl <m.reichl@fivetechno.de>
Link: https://lore.kernel.org/r/8fa0c3da-b64d-f47f-a9eb-b3456a3fd073@fivetechno.deSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3399-roc-pc-mezzanine.dts

@@ -50,6 +50,8 @@ &pcie0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pcie_perst>;
 	vpcie3v3-supply = <&vcc3v3_pcie>;
+	vpcie1v8-supply = <&vcc1v8_pmu>;
+	vpcie0v9-supply = <&vcca_0v9>;
 	status = "okay";
 };
 

arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi

@@ -145,6 +145,16 @@ vcc3v3_sys: vcc3v3-sys {
 		vin-supply = <&dc_12v>;
 	};
 
+	vcca_0v9: vcca-0v9 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcca_0v9";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <900000>;
+		regulator-max-microvolt = <900000>;
+		vin-supply = <&vcc3v3_sys>;
+	};
+
 	/* Actually 3 regulators (host0, 1, 2) controlled by the same gpio */
 	vcc5v0_host: vcc5v0-host-regulator {
 		compatible = "regulator-fixed";