linux-kernel - [PATCH 1/2] ASoC: dt-bindings: wlf,wm8960: Describe the power supplies

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Message-Id: <20230803215506.142922-1-festevam@gmail.com>
Date:   Thu,  3 Aug 2023 18:55:05 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     broonie@...nel.org
Cc:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, patches@...nsource.cirrus.com,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        shengjiu.wang@...il.com, Fabio Estevam <festevam@...x.de>
Subject: [PATCH 1/2] ASoC: dt-bindings: wlf,wm8960: Describe the power supplies

From: Fabio Estevam <festevam@...x.de>

WM8960 has the following power supplies:

- AVDD
- DBVDD
- DCVDD
- SPKVDD1
- SPKVDD1

Add them to bindings to improve the hardware description.

Signed-off-by: Fabio Estevam <festevam@...x.de>
---
 .../devicetree/bindings/sound/wlf,wm8960.yaml | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/wlf,wm8960.yaml b/Documentation/devicetree/bindings/sound/wlf,wm8960.yaml
index ee8eba7f0104..82519f6720ef 100644
--- a/Documentation/devicetree/bindings/sound/wlf,wm8960.yaml
+++ b/Documentation/devicetree/bindings/sound/wlf,wm8960.yaml
@@ -26,6 +26,21 @@ properties:
   '#sound-dai-cells':
     const: 0
 
+  AVDD-supply:
+    description: Analogue supply.
+
+  DBVDD-supply:
+    description: Digital Buffer Supply.
+
+  DCVDD-supply:
+    description: Digital Core Supply.
+
+  SPKVDD1-supply:
+    description: Supply for speaker drivers 1.
+
+  SPKVDD2-supply:
+    description: Supply for speaker drivers 2.
+
   wlf,capless:
     type: boolean
     description:
@@ -84,5 +99,10 @@ examples:
             wlf,hp-cfg = <3 2 3>;
             wlf,gpio-cfg = <1 3>;
             wlf,shared-lrclk;
+            DCVDD-supply = <&reg_audio>;
+            DBVDD-supply = <&reg_audio>;
+            AVDD-supply = <&reg_audio>;
+            SPKVDD1-supply = <&reg_audio>;
+            SPKVDD2-supply = <&reg_audio>;
         };
     };
-- 
2.34.1