[PATCH 3/8] ASoC: audio-graph-card: Add clocks property to endpoint node

[Sameer Pujar]

Add optional 'clocks' property to audio port 'endpoint' node. One
such example is where SoC supplies a clock to external audio codec
component.

Signed-off-by: Sameer Pujar <spujar at nvidia.com>
Cc: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
Reviewed-by: Jon Hunter <jonathanh at nvidia.com>
---
 Documentation/devicetree/bindings/sound/audio-graph-port.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml
index 766e910..08ed8f5 100644
--- a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml
+++ b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml
@@ -33,6 +33,9 @@ properties:
         properties:
           remote-endpoint:
             maxItems: 1
+          clocks:
+            maxItems: 1
+            description: Describes the clock used by audio component.
           mclk-fs:
             description: |
               Multiplication factor between stream rate and codec mclk.
-- 
2.7.4