diff --git a/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml b/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
index e1b7445a8b22..8c214e5d04b1 100644
--- a/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
+++ b/Documentation/devicetree/bindings/sound/loongson,ls-audio-card.yaml
@@ -20,7 +20,9 @@ allOf:
 
 properties:
   compatible:
-    const: loongson,ls-audio-card
+    enum:
+      - loongson,ls-audio-card  # Loongson-2K1000/Loongson-2K2000/LS7A
+      - loongson,ls2k0300-forever-pi-audio-card # CTCISZ Forever Pi
 
   mclk-fs:
     $ref: simple-card.yaml#/definitions/mclk-fs