linux-kernel - [PATCH 4/8] ARM: dts: imx7-mba7: Add 3.3V and 5.0V regulators

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Message-Id: <20241108134926.1324626-5-alexander.stein@ew.tq-group.com>
Date: Fri,  8 Nov 2024 14:49:22 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Russell King <linux@...linux.org.uk>,
	João Rodrigues <jrodrigues@...met.com>,
	Bruno Thomsen <bruno.thomsen@...il.com>
Cc: Alexander Stein <alexander.stein@...tq-group.com>,
	linux@...tq-group.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/8] ARM: dts: imx7-mba7: Add 3.3V and 5.0V regulators

These voltages are provided unconditionally from external power supply and
are input voltages to various dedicated, switchable, power rails.

Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
---
 arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi b/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi
index cc3760fa7d981..a23d7b0a195f1 100644
--- a/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx7-mba7.dtsi
@@ -141,6 +141,7 @@ reg_mpcie_1v5: regulator-mpcie-1v5 {
 		gpio = <&pca9555 12 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 		regulator-always-on;
+		vin-supply = <&reg_mba_5v>;
 	};
 
 	reg_mpcie_3v3: regulator-mpcie-3v3 {
@@ -151,6 +152,7 @@ reg_mpcie_3v3: regulator-mpcie-3v3 {
 		gpio = <&pca9555 10 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 		regulator-always-on;
+		vin-supply = <&reg_mba_3v3>;
 	};
 
 	reg_mba_12v0: regulator-mba-12v0 {
@@ -162,6 +164,20 @@ reg_mba_12v0: regulator-mba-12v0 {
 		enable-active-high;
 	};
 
+	reg_mba_5v: regulator-mba-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
+	reg_mba_3v3: regulator-mba-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VCC3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
 	reg_vref_1v8: regulator-vref-1v8 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC1V8_REF";
@@ -177,6 +193,7 @@ reg_audio_3v3: regulator-audio-3v3 {
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		regulator-always-on;
+		vin-supply = <&reg_mba_3v3>;
 	};
 
 	reg_vcc_3v3: regulator-vcc-3v3 {
-- 
2.34.1