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-rw-r--r--Documentation/devicetree/bindings/writing-schema.rst11
1 files changed, 8 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/writing-schema.rst b/Documentation/devicetree/bindings/writing-schema.rst
index eb8ced400c7e..fc73072f12fc 100644
--- a/Documentation/devicetree/bindings/writing-schema.rst
+++ b/Documentation/devicetree/bindings/writing-schema.rst
@@ -117,9 +117,14 @@ additionalProperties / unevaluatedProperties
should be allowed.
* additionalProperties: true
- Rare case, used for schemas implementing common set of properties. Such
- schemas are supposed to be referenced by other schemas, which then use
- 'unevaluatedProperties: false'. Typically bus or common-part schemas.
+ - Top-level part:
+ Rare case, used for schemas implementing common set of properties. Such
+ schemas are supposed to be referenced by other schemas, which then use
+ 'unevaluatedProperties: false'. Typically bus or common-part schemas.
+ - Nested node:
+ When listing only the expected compatible of the nested node and there
+ is an another schema matching that compatible which ends with one of
+ two above cases ('false').
examples
Optional. A list of one or more DTS hunks implementing this binding only.