[RFC PATCH v2 2/6] ASoC: dt-bindings: Add audio-graph-port bindings to rt5659

[Sameer Pujar]

To use rt5658 or rt5659 audio CODEC with generic audio-graph-card machine
driver, the CODEC requires "port" bindings. Thus add "audio-graph-port"
reference to the rt5659 binding.

Signed-off-by: Sameer Pujar <spujar at nvidia.com>
Cc: Oder Chiou <oder_chiou at realtek.com>
---
 Documentation/devicetree/bindings/sound/realtek,rt5659.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/realtek,rt5659.yaml b/Documentation/devicetree/bindings/sound/realtek,rt5659.yaml
index 3bd9b6f..b0485b8 100644
--- a/Documentation/devicetree/bindings/sound/realtek,rt5659.yaml
+++ b/Documentation/devicetree/bindings/sound/realtek,rt5659.yaml
@@ -84,6 +84,10 @@ properties:
 
   sound-name-prefix: true
 
+  port:
+    $ref: audio-graph-port.yaml#
+    unevaluatedProperties: false
+
 additionalProperties: false
 
 required:
-- 
2.7.4