linux-kernel - [PATCH] arm64: dts: renesas: ulcb-kf: add regulators for PCIe ch1

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Date: Mon, 29 Jan 2024 14:58:40 +0100
From: Wolfram Sang <wsa+renesas@...g-engineering.com>
To: linux-renesas-soc@...r.kernel.org
Cc: Wolfram Sang <wsa+renesas@...g-engineering.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] 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@...g-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
---

Changes since RFC:

* rebased to the GNSS changes Geert just applied

 arch/arm64/boot/dts/renesas/ulcb-kf.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
index e3cc0e0e73cc..c8dc06f0dfed 100644
--- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
+++ b/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 {
-- 
2.39.2