[PATCH v2] ASoC: dt-bindings: mediatek,mt8173-rt5650-rt5514: convert to DT schema

[Khushal Chitturi <khushalchitturi@gmail.com>]

Convert the Mediatek MT8173 with RT5650 and RT5514 sound card
bindings to DT schema.

Signed-off-by: Khushal Chitturi <khushalchitturi@gmail.com>
---
Changelog:
v1 -> v2:
- Used two separate entries for two phandles.
- corrected positioning of additionalProperties.
- Fixed commit message to match subsystem.

Note:
* This patch is part of the GSoC2026 application process for device tree bindings conversions
* https://github.com/LinuxFoundationGSoC/ProjectIdeas/wiki/GSoC-2026-Device-Tree-Bindings

 .../sound/mediatek,mt8173-rt5650-rt5514.yaml  | 41 +++++++++++++++++++
 .../bindings/sound/mt8173-rt5650-rt5514.txt   | 15 -------
 2 files changed, 41 insertions(+), 15 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt8173-rt5650-rt5514.yaml
 delete mode 100644 Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5514.txt

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt8173-rt5650-rt5514.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt8173-rt5650-rt5514.yaml
new file mode 100644
index 000000000000..ed698c9ff42b
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt8173-rt5650-rt5514.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt8173-rt5650-rt5514.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek MT8173 with RT5650 and RT5514 audio codecs
+
+maintainers:
+  - Koro Chen <koro.chen@mediatek.com>
+
+properties:
+  compatible:
+    const: mediatek,mt8173-rt5650-rt5514
+
+  mediatek,audio-codec:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    description: Phandles of rt5650 and rt5514 codecs
+    items:
+      - description: phandle of rt5650 codec
+      - description: phandle of rt5514 codec
+
+  mediatek,platform:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of MT8173 ASoC platform.
+
+required:
+  - compatible
+  - mediatek,audio-codec
+  - mediatek,platform
+
+additionalProperties: false
+
+examples:
+  - |
+    sound {
+        compatible = "mediatek,mt8173-rt5650-rt5514";
+        mediatek,audio-codec = <&rt5650>, <&rt5514>;
+        mediatek,platform = <&afe>;
+    };
+...
diff --git a/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5514.txt b/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5514.txt
deleted file mode 100644
index e8b3c80c6fff..000000000000
--- a/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5514.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-MT8173 with RT5650 RT5514 CODECS
-
-Required properties:
-- compatible : "mediatek,mt8173-rt5650-rt5514"
-- mediatek,audio-codec: the phandles of rt5650 and rt5514 codecs
-- mediatek,platform: the phandle of MT8173 ASoC platform
-
-Example:
-
-	sound {
-		compatible = "mediatek,mt8173-rt5650-rt5514";
-		mediatek,audio-codec = <&rt5650 &rt5514>;
-		mediatek,platform = <&afe>;
-	};
-
-- 
2.53.0