diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-graph-card.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-graph-card.yaml
index da89523ccf5f..92bc3ef56f2c 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-graph-card.yaml
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-graph-card.yaml
@@ -23,6 +23,7 @@ properties:
     enum:
       - nvidia,tegra210-audio-graph-card
       - nvidia,tegra186-audio-graph-card
+      - nvidia,tegra238-audio-graph-card
       - nvidia,tegra264-audio-graph-card
 
   clocks: