linux-kernel - [PATCH 2/6] arm64: dts: imx8dxl-evk: Complete WM8960 power supplies

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Message-ID: <20250109012718.328692-3-chancel.liu@nxp.com>
Date: Thu,  9 Jan 2025 10:27:14 +0900
From: Chancel Liu <chancel.liu@....com>
To: robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	shawnguo@...nel.org,
	s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	festevam@...il.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc: shengjiu.wang@...il.com
Subject: [PATCH 2/6] arm64: dts: imx8dxl-evk: Complete WM8960 power supplies

WM8960 has the following power supplies:
- AVDD
- DBVDD
- DCVDD
- SPKVDD1
- SPKVDD2

Add new audio regulators to reflect the schematic and complete missed
power supplies.

Signed-off-by: Chancel Liu <chancel.liu@....com>
---
 arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index 6259186cd4d9..5f3b4014e152 100644
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -191,6 +191,33 @@ reg_pcieb: regulator-pcieb {
 		enable-active-high;
 	};
 
+	reg_audio_5v: regulator-audio-pwr {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-5v";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	reg_audio_3v3: regulator-audio-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	reg_audio_1v8: regulator-audio-1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-1v8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	bt_sco_codec: audio-codec-bt {
 		compatible = "linux,bt-sco";
 		#sound-dai-cells = <1>;
@@ -420,6 +447,11 @@ wm8960_1: audio-codec@1a {
 				wlf,shared-lrclk;
 				wlf,hp-cfg = <2 2 3>;
 				wlf,gpio-cfg = <1 3>;
+				AVDD-supply = <&reg_audio_3v3>;
+				DBVDD-supply = <&reg_audio_1v8>;
+				DCVDD-supply = <&reg_audio_1v8>;
+				SPKVDD1-supply = <&reg_audio_5v>;
+				SPKVDD2-supply = <&reg_audio_5v>;
 			};
 		};
 
@@ -444,6 +476,11 @@ wm8960_2: audio-codec@1a {
 				wlf,shared-lrclk;
 				wlf,hp-cfg = <2 2 3>;
 				wlf,gpio-cfg = <1 3>;
+				AVDD-supply = <&reg_audio_3v3>;
+				DBVDD-supply = <&reg_audio_1v8>;
+				DCVDD-supply = <&reg_audio_1v8>;
+				SPKVDD1-supply = <&reg_audio_5v>;
+				SPKVDD2-supply = <&reg_audio_5v>;
 			};
 		};
 
@@ -468,6 +505,11 @@ wm8960_3: audio-codec@1a {
 				wlf,shared-lrclk;
 				wlf,hp-cfg = <2 2 3>;
 				wlf,gpio-cfg = <1 3>;
+				AVDD-supply = <&reg_audio_3v3>;
+				DBVDD-supply = <&reg_audio_1v8>;
+				DCVDD-supply = <&reg_audio_1v8>;
+				SPKVDD1-supply = <&reg_audio_5v>;
+				SPKVDD2-supply = <&reg_audio_5v>;
 			};
 		};
 
-- 
2.47.1