[PATCH v9 27/38] ASoC: dt-bindings: ep93xx: Document Audio Port support

[Nikita Shubin via B4 Relay <devnull+nikita.shubin.maquefel.me@xxxxxxxxxx>]

From: Nikita Shubin <nikita.shubin@xxxxxxxxxxx>

Document Audio Graph Port support in binding document.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
---
 Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml b/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml
index 36a320ddf534..4693e85aed37 100644
--- a/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml
+++ b/Documentation/devicetree/bindings/sound/cirrus,ep9301-i2s.yaml
@@ -50,6 +50,10 @@ properties:
       - const: tx
       - const: rx
 
+  port:
+    $ref: audio-graph-port.yaml#
+    unevaluatedProperties: false
+
 required:
   - compatible
   - '#sound-dai-cells'

-- 
2.41.0