diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,msm8916-mss-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,msm8916-mss-pil.yaml
index 250bf4afab10..6e6e69ad9cd7 100644
--- a/Documentation/devicetree/bindings/remoteproc/qcom,msm8916-mss-pil.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,msm8916-mss-pil.yaml
@@ -19,6 +19,7 @@ properties:
       - enum:
           - qcom,msm8909-mss-pil
           - qcom,msm8916-mss-pil
+          - qcom,msm8953-mss-pil
           - qcom,msm8974-mss-pil
 
       - const: qcom,q6v5-pil
@@ -69,11 +70,16 @@ properties:
     items:
       - description: CX proxy power domain (control handed over after startup)
       - description: MX proxy power domain (control handed over after startup)
+      - description: MSS proxy power domain (control handed over after startup)
+                     (only valid for qcom,msm8953-mss-pil)
+    minItems: 2
 
   power-domain-names:
     items:
       - const: cx
       - const: mx
+      - const: mss # only valid for qcom,msm8953-mss-pil
+    minItems: 2
 
   pll-supply:
     description: PLL proxy supply (control handed over after startup)
@@ -186,6 +192,26 @@ required:
   - smd-edge
 
 allOf:
+  - if:
+      properties:
+        compatible:
+          const: qcom,msm8953-mss-pil
+    then:
+      properties:
+        power-domains:
+          minItems: 3
+        power-domain-names:
+          minItems: 3
+      required:
+        - power-domains
+        - power-domain-names
+    else:
+      properties:
+        power-domains:
+          maxItems: 2
+        power-domain-names:
+          maxItems: 2
+
   - if:
       properties:
         compatible: