ASoC: dt-bindings: Convert Bluetooth SCO Link binding to a schema

Bluetooth SCO Link are supported by Linux with a matching device tree binding. Now that we have the DT validation in place, let's convert the device tree bindings for that driver over to a YAML schema. Cc: [email protected] Cc: [email protected] Cc: Liam Girdwood <[email protected]> Cc: Mark Brown <[email protected]> Cc: Samuel Holland <[email protected]> Signed-off-by: Maxime Ripard <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Mark Brown <[email protected]>
wafgo · Sep 13, 2021 · 6ef2396 · 6ef2396
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diff --git a/Documentation/devicetree/bindings/sound/bt-sco.txt b/Documentation/devicetree/bindings/sound/bt-sco.txt
diff --git a/Documentation/devicetree/bindings/sound/linux,bt-sco.yaml b/Documentation/devicetree/bindings/sound/linux,bt-sco.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/linux,bt-sco.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bluetooth SCO Audio Codec Device Tree Bindings
+
+maintainers:
+  - Mark Brown <[email protected]>
+
+properties:
+  '#sound-dai-cells':
+    enum:
+      - 0
+
+      # For Wideband PCM
+      - 1
+
+  compatible:
+    enum:
+      - delta,dfbmcs320
+      - linux,bt-sco
+
+required:
+  - '#sound-dai-cells'
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    codec {
+        #sound-dai-cells = <0>;
+        compatible = "linux,bt-sco";
+    };
+
+...