diff --git a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
index c1bd19299763..3e7216d61a5e 100644
--- a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
@@ -95,6 +95,19 @@ patternProperties:
           sound-dai:
             maxItems: 1
 
+          dai-tdm-slot-num:
+            $ref: /schemas/types.yaml#/definitions/uint32
+            description: Number of slots in use
+
+          dai-tdm-slot-width:
+            $ref: /schemas/types.yaml#/definitions/uint32
+            description: Width, in bits, of each slot
+
+        patternProperties:
+          '^dai-tdm-slot-[rt]x-mask$':
+            $ref: /schemas/types.yaml#/definitions/uint32-array
+            description: Slot mask for active TDM slots
+
       platform:
         description: Holds subnode which indicates platform dai.
         type: object
@@ -114,6 +127,19 @@ patternProperties:
             minItems: 1
             maxItems: 8
 
+          dai-tdm-slot-num:
+            $ref: /schemas/types.yaml#/definitions/uint32
+            description: Number of slots in use
+
+          dai-tdm-slot-width:
+            $ref: /schemas/types.yaml#/definitions/uint32
+            description: Width, in bits, of each slot
+
+        patternProperties:
+          '^dai-tdm-slot-[rt]x-mask$':
+            $ref: /schemas/types.yaml#/definitions/uint32-array
+            description: Slot mask for active TDM slots
+
     required:
       - link-name
       - cpu