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-rw-r--r--Documentation/devicetree/bindings/sound/st,stm32-sai.yaml4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml b/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml
index 1a3abc949505..56d206f97a96 100644
--- a/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml
+++ b/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml
@@ -122,6 +122,10 @@ patternProperties:
description: Configure the SAI device as master clock provider.
const: 0
+ port:
+ $ref: audio-graph-port.yaml#
+ unevaluatedProperties: false
+
required:
- compatible
- "#sound-dai-cells"