linux-kernel - [PATCH 2/2] dt-bindings: mediatek: mt8195: add clock property to sound node

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Date:   Wed, 15 Dec 2021 14:58:35 +0800
From:   Trevor Wu <trevor.wu@...iatek.com>
To:     <broonie@...nel.org>, <tiwai@...e.com>, <robh+dt@...nel.org>,
        <matthias.bgg@...il.com>
CC:     <trevor.wu@...iatek.com>, <alsa-devel@...a-project.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <jiaxin.yu@...iatek.com>, <shumingf@...ltek.com>
Subject: [PATCH 2/2] dt-bindings: mediatek: mt8195: add clock property to sound node

clocks and clock-names are added to provide MCLK phandle for sound card.

Signed-off-by: Trevor Wu <trevor.wu@...iatek.com>
---
 .../bindings/sound/mt8195-mt6359-rt1011-rt5682.yaml  | 12 ++++++++++++
 .../bindings/sound/mt8195-mt6359-rt1019-rt5682.yaml  | 12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1011-rt5682.yaml b/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1011-rt5682.yaml
index cf6ad7933e23..b57c856d0cf3 100644
--- a/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1011-rt5682.yaml
+++ b/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1011-rt5682.yaml
@@ -32,11 +32,21 @@ properties:
     $ref: "/schemas/types.yaml#/definitions/phandle"
     description: The phandle of MT8195 HDMI codec node.
 
+  clocks:
+    items:
+      - description: phandle and clock specifier for codec MCLK.
+
+  clock-names:
+    items:
+      - const: i2so1_mclk
+
 additionalProperties: false
 
 required:
   - compatible
   - mediatek,platform
+  - clocks
+  - clock-names
 
 examples:
   - |
@@ -44,6 +54,8 @@ examples:
     sound: mt8195-sound {
         compatible = "mediatek,mt8195_mt6359_rt1011_rt5682";
         mediatek,platform = <&afe>;
+        clocks = <&topckgen 235>; //CLK_TOP_APLL12_DIV2
+        clock-names = "i2so1_mclk";
         pinctrl-names = "default";
         pinctrl-0 = <&aud_pins_default>;
     };
diff --git a/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1019-rt5682.yaml b/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1019-rt5682.yaml
index 8f177e02ad35..e4720f76f66b 100644
--- a/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1019-rt5682.yaml
+++ b/Documentation/devicetree/bindings/sound/mt8195-mt6359-rt1019-rt5682.yaml
@@ -42,11 +42,21 @@ properties:
       A list of the desired dai-links in the sound card. Each entry is a
       name defined in the machine driver.
 
+  clocks:
+    items:
+      - description: phandle and clock specifier for codec MCLK.
+
+  clock-names:
+    items:
+      - const: i2so1_mclk
+
 additionalProperties: false
 
 required:
   - compatible
   - mediatek,platform
+  - clocks
+  - clock-names
 
 examples:
   - |
@@ -54,6 +64,8 @@ examples:
     sound: mt8195-sound {
         compatible = "mediatek,mt8195_mt6359_rt1019_rt5682";
         mediatek,platform = <&afe>;
+        clocks = <&topckgen 235>; //CLK_TOP_APLL12_DIV2
+        clock-names = "i2so1_mclk";
         pinctrl-names = "default";
         pinctrl-0 = <&aud_pins_default>;
     };
-- 
2.18.0