diff --git a/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
index 861b205016b1..dede8892ee01 100644
--- a/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
+++ b/Documentation/devicetree/bindings/nvmem/qcom,qfprom.yaml
@@ -51,6 +51,9 @@ properties:
   vcc-supply:
     description: Our power supply.
 
+  power-domains:
+    maxItems: 1
+
   # Needed if any child nodes are present.
   "#address-cells":
     const: 1