DisplayPort nodes are DAIs (Digital Audio Interfaces): they have already
'sound-dai-cells'.  Reference the common DAI schema to bring common
properties for them, which allows also customizing DAI name prefix.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
---
 .../devicetree/bindings/display/msm/dp-controller.yaml         | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml 
b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
index aeb4e4f36044..08c273f707c1 100644
--- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
+++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
@@ -198,6 +198,7 @@ allOf:
                 - qcom,sa8775p-dp
                 - qcom,x1e80100-dp
       then:
+        $ref: /schemas/sound/dai-common.yaml#
         oneOf:
           - required:
               - aux-bus
@@ -295,7 +296,7 @@ allOf:
           minItems: 6
           maxItems: 8
 
-additionalProperties: false
+unevaluatedProperties: false
 
 examples:
   - |
-- 
2.48.1

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