linux-kernel - [PATCH v4 12/12] arm64: dts: mediatek: mt8183-kukui: Add PMIC regulator supplies

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Message-ID: <20230928085537.3246669-13-wenst@chromium.org>
Date:   Thu, 28 Sep 2023 16:55:35 +0800
From:   Chen-Yu Tsai <wenst@...omium.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Mark Brown <broonie@...nel.org>
Cc:     Chen-Yu Tsai <wenst@...omium.org>, Lee Jones <lee@...nel.org>,
        Zhiyong Tao <zhiyong.tao@...iatek.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH v4 12/12] arm64: dts: mediatek: mt8183-kukui: Add PMIC regulator supplies

The PMIC regulator node is missing regulator supplies. Now that the
binding supports them, add all the power rail supplies. Most of them
are fed from a system-wide semi-regulated power rail. A couple LDOs
are fed from the PMIC's own buck regulator outputs.

Signed-off-by: Chen-Yu Tsai <wenst@...omium.org>
---
 .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index ab2eb4500643..bf7de35ffcbc 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -103,6 +103,14 @@ pp3300_alw: regulator6 {
 		regulator-max-microvolt = <3300000>;
 	};
 
+	/* system wide semi-regulated power rail from charger */
+	reg_vsys: regulator-vsys {
+		compatible = "regulator-fixed";
+		regulator-name = "vsys";
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	reserved_memory: reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -404,6 +412,26 @@ &mt6358codec {
 	Avdd-supply = <&mt6358_vaud28_reg>;
 };
 
+&mt6358regulator {
+	vsys-ldo1-supply = <&reg_vsys>;
+	vsys-ldo2-supply = <&reg_vsys>;
+	vsys-ldo3-supply = <&reg_vsys>;
+	vsys-vcore-supply = <&reg_vsys>;
+	vsys-vdram1-supply = <&reg_vsys>;
+	vsys-vgpu-supply = <&reg_vsys>;
+	vsys-vmodem-supply = <&reg_vsys>;
+	vsys-vpa-supply = <&reg_vsys>;
+	vsys-vproc11-supply = <&reg_vsys>;
+	vsys-vproc12-supply = <&reg_vsys>;
+	vsys-vs1-supply = <&reg_vsys>;
+	vsys-vs2-supply = <&reg_vsys>;
+	vs1-ldo1-supply = <&mt6358_vs1_reg>;
+	vs2-ldo1-supply = <&mt6358_vdram1_reg>;
+	vs2-ldo2-supply = <&mt6358_vs2_reg>;
+	vs2-ldo3-supply = <&mt6358_vs2_reg>;
+	vs2-ldo4-supply = <&mt6358_vs2_reg>;
+};
+
 &mt6358_vgpu_reg {
 	regulator-min-microvolt = <625000>;
 	regulator-max-microvolt = <900000>;
-- 
2.42.0.582.g8ccd20d70d-goog