When I do dt_binding_check for any YAML file, below wanring is always reported: xxx/serial/litex,liteuart.yaml: 'additionalProperties' is a required property xxx/serial/litex,liteuart.yaml: ignoring, error in schema: warning: no schema found in file: xxx/serial/litex,liteuart.yaml Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx> --- Documentation/devicetree/bindings/serial/litex,liteuart.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/litex,liteuart.yaml b/Documentation/devicetree/bindings/serial/litex,liteuart.yaml index bc79b3cca542437..c4f1f489dc2d091 100644 --- a/Documentation/devicetree/bindings/serial/litex,liteuart.yaml +++ b/Documentation/devicetree/bindings/serial/litex,liteuart.yaml @@ -29,6 +29,8 @@ required: - compatible - reg +additionalProperties: false + examples: - | uart0: serial@e0001800 { -- 1.8.3