[PATCH 6/7] ASoC: dt-bindings: mediatek,mt79xx-wm8960: add mt79xx-wm8960 document

[Maso Hunag <maso.huang@mediatek.com>]

From: Maso Huang <maso.huang@mediatek.com>

Add document for mt79xx board with wm8960.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 .../sound/mediatek,mt79xx-wm8960.yaml         | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt79xx-wm8960.yaml

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt79xx-wm8960.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt79xx-wm8960.yaml
new file mode 100644
index 000000000000..26b38bb629da
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt79xx-wm8960.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt79xx-wm8960.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT79xx ASOC sound card with WM8960 codec
+
+maintainers:
+  - Maso Huang <maso.huang@mediatek.com>
+
+properties:
+  compatible:
+    const: mediatek,mt79xx-wm8960-machine
+
+  mediatek,platform:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of MT79xx ASoC platform.
+
+  audio-routing:
+    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
+    description:
+      A list of the connections between audio components. Each entry is a
+      sink/source pair of strings. Valid names could be the input or output
+      widgets of audio components, power supplies, MicBias of codec and the
+      software switch.
+
+  mediatek,audio-codec:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of wm8960 codec.
+
+additionalProperties: false
+
+required:
+  - compatible
+  - mediatek,platform
+  - audio-routing
+  - mediatek,audio-codec
+
+examples:
+  - |
+    sound {
+        compatible = "mediatek,mt79xx-wm8960-machine";
+        mediatek,platform = <&afe>;
+        audio-routing =
+            "Headphone", "HP_L",
+            "Headphone", "HP_R",
+            "LINPUT1", "AMIC",
+            "RINPUT1", "AMIC";
+        mediatek,audio-codec = <&wm8960>;
+    };
+
+...
-- 
2.18.0