diff --git a/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml b/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml
index 3c7a2425f3e6b1337462371143dd92998f966cff..a17297cbefcb891af58501e70da67643022c012c 100644
--- a/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml
+++ b/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml
@@ -151,7 +151,7 @@ allOf:
         - interconnects
         - power-domains
 
-additionalProperties: true
+additionalProperties: false
 
 examples:
   - |