arm64: dts: renesas: ulcb-kf: Add regulators for PCIe ch1

Without them, no power, so cards do not get recognized.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20240129135840.28988-1-wsa+renesas@sang-engineering.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/boot/dts/renesas/ulcb-kf.dtsi

@@ -39,6 +39,24 @@ hdmi_1v8: regulator-hdmi-1v8 {
 		regulator-max-microvolt = <1800000>;
 	};
 
+	pcie_1v5: regulator-pcie-1v5 {
+		compatible = "regulator-fixed";
+		regulator-name = "pcie-1v5";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		gpio = <&gpio_exp_77 15 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	pcie_3v3: regulator-pcie-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "pcie-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio_exp_77 14 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
 	snd_vcc5v: regulator-snd_vcc5v {
 		compatible = "regulator-fixed";
 		regulator-name = "snd-vcc5v";
@@ -323,6 +341,9 @@ &pciec0 {
 
 &pciec1 {
 	status = "okay";
+
+	vpcie1v5-supply = <&pcie_1v5>;
+	vpcie3v3-supply = <&pcie_3v3>;
 };
 
 &pfc {