[PATCH] ASoC: dt-bindings: fsl,mqs: Document audio graph port

[Shengjiu Wang]

This device can be used in conjunction with audio-graph-card to provide
an endpoint for binding with the other side of the audio link.

Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
 Documentation/devicetree/bindings/sound/fsl,mqs.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/fsl,mqs.yaml b/Documentation/devicetree/bindings/sound/fsl,mqs.yaml
index d1ac84e518a0..1415247c92c8 100644
--- a/Documentation/devicetree/bindings/sound/fsl,mqs.yaml
+++ b/Documentation/devicetree/bindings/sound/fsl,mqs.yaml
@@ -52,6 +52,10 @@ properties:
   resets:
     maxItems: 1
 
+  port:
+    $ref: audio-graph-port.yaml#
+    unevaluatedProperties: false
+
 required:
   - compatible
   - clocks
-- 
2.34.1