[PATCH v1 4/7] ASoC: dt-bindings: wlf,wm8903: Document #sound-dai-cells property

[Svyatoslav Ryhel]

The Wolfson Microelectronics WM8903 codec provides a single DAI cell.

Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
---
 Documentation/devicetree/bindings/sound/wlf,wm8903.yaml | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/sound/wlf,wm8903.yaml b/Documentation/devicetree/bindings/sound/wlf,wm8903.yaml
index 089b673847975..bb96e8f790b2d 100644
--- a/Documentation/devicetree/bindings/sound/wlf,wm8903.yaml
+++ b/Documentation/devicetree/bindings/sound/wlf,wm8903.yaml
@@ -29,6 +29,9 @@ description: |
 maintainers:
   - patches@xxxxxxxxxxxxxxxxxxxxx
 
+allOf:
+  - $ref: dai-common.yaml#
+
 properties:
   compatible:
     const: wlf,wm8903
@@ -75,13 +78,16 @@ properties:
   DCVDD-supply:
     description: Digital core supply regulator for the DCVDD pin.
 
+  '#sound-dai-cells':
+    const: 0
+
 required:
   - compatible
   - reg
   - gpio-controller
   - '#gpio-cells'
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |
-- 
2.53.0