dt-bindings: mtd: physmap: Ensure all properties are defined

Device specific schemas should not allow undefined properties which is
what 'additionalProperties: true' allows. Add the missing 'ranges'
property, and fix this constraint.

Signed-off-by: Rob Herring (Arm) <[email protected]>
Acked-by: Conor Dooley <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>

Author: robherring

Documentation/devicetree/bindings/mtd/mtd-physmap.yaml

@@ -122,6 +122,8 @@ properties:
   '#size-cells':
     const: 1
 
+  ranges: true
+
   big-endian: true
   little-endian: true
 
@@ -143,8 +145,7 @@ then:
   required:
     - syscon
 
-# FIXME: A parent bus may define timing properties
-additionalProperties: true
+unevaluatedProperties: false
 
 examples:
   - |