On 16/04/2023 21:46, David Yang wrote: > +patternProperties: > + '.*clock.*': > + type: object > + description: Clock devices. > + > +required: > + - compatible > + - reg > + > +additionalProperties: false > + > +examples: > + - | > + clock-controller@ffff000 { > + compatible = "simple-clock-controller"; > + reg = <0xffff000 0x1000>; BTW, this is just incomplete example. Fill it with proper children. Best regards, Krzysztof