ASoC: dt-bindings: mediatek,mt8196-nau8825: Add audio sound card

Add soundcard bindings for the MT8196 SoC with the NAU8825 audio codec. Signed-off-by: Darren Ye <darren.ye@mediatek.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Cyril Chao <Cyril.Chao@mediatek.com> Link: https://patch.msgid.link/20260430022417.32282-10-Cyril.Chao@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2026-07-28 10:09:10 +02:00 · 2026-04-30 10:23:22 +08:00 · 2026-04-30 10:23:22 +08:00 · 1c65cc4518
commit 1c65cc4518
parent 57513aabfe
1 changed files with 100 additions and 0 deletions
--- a/Documentation/devicetree/bindings/sound/mediatek,mt8196-nau8825.yaml
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt8196-nau8825.yaml
@ -0,0 +1,100 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt8196-nau8825.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT8196 ASoC sound card
+
+maintainers:
+  - Darren Ye <darren.ye@mediatek.com>
+
+allOf:
+  - $ref: sound-card-common.yaml#
+
+properties:
+  compatible:
+    enum:
+      - mediatek,mt8196-nau8825-sound
+      - mediatek,mt8196-rt5682s-sound
+      - mediatek,mt8196-rt5650-sound
+
+  mediatek,platform:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of MT8188 ASoC platform.
+
+patternProperties:
+  "^dai-link-[0-9]+$":
+    type: object
+    description:
+      Container for dai-link level properties and CODEC sub-nodes.
+
+    properties:
+      link-name:
+        description:
+          This property corresponds to the name of the BE dai-link to which
+          we are going to update parameters in this node.
+        items:
+          enum:
+            - TDM_DPTX_BE
+            - I2SOUT6_BE
+            - I2SIN6_BE
+            - I2SOUT4_BE
+            - I2SOUT3_BE
+
+      codec:
+        description: Holds subnode which indicates codec dai.
+        type: object
+        additionalProperties: false
+        properties:
+          sound-dai:
+            minItems: 1
+            maxItems: 2
+        required:
+          - sound-dai
+
+      dai-format:
+        description: audio format.
+        items:
+          enum:
+            - i2s
+            - right_j
+            - left_j
+            - dsp_a
+            - dsp_b
+
+      mediatek,clk-provider:
+        $ref: /schemas/types.yaml#/definitions/string
+        description: Indicates dai-link clock master.
+        enum:
+          - cpu
+          - codec
+
+    additionalProperties: false
+
+    required:
+      - link-name
+
+required:
+  - compatible
+  - mediatek,platform
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    sound {
+        compatible = "mediatek,mt8196-nau8825-sound";
+        model = "mt8196-nau8825";
+        mediatek,platform = <&afe>;
+        dai-link-0 {
+            link-name = "I2SOUT6_BE";
+            dai-format = "i2s";
+            mediatek,clk-provider = "cpu";
+            codec {
+                sound-dai = <&nau8825>;
+            };
+        };
+    };
+
+...