linux-kernel - [RFC PATCH 3/3] arm64: dts: renesas: ulcb-kf: add regulators for PCIe ch1

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Message-Id: <20230508104557.47889-4-wsa+renesas@sang-engineering.com>
Date:   Mon,  8 May 2023 12:45:57 +0200
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: [RFC PATCH 3/3] 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>
---
 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 efc80960380f..ff3a9ab6e6b0 100644
--- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
+++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
@@ -52,6 +52,24 @@ hdmi_3v3: regulator-hdmi-3v3 {
 		regulator-max-microvolt = <3300000>;
 	};
 
+	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_3p3v: regulator-snd_3p3v {
 		compatible = "regulator-fixed";
 		regulator-name = "snd-3.3v";
@@ -335,6 +353,9 @@ &pciec0 {
 
 &pciec1 {
 	status = "okay";
+
+	vpcie1v5-supply = <&pcie_1v5>;
+	vpcie3v3-supply = <&pcie_3v3>;
 };
 
 &pfc {
-- 
2.30.2