On 15/01/2023 18:41, Sahin, Okan wrote: >>> +patternProperties: >>> + "^BUCK[12]$": >> >> Old DT example was correct - lowercase node names. > Actually, I did not change this part of the patch. I checked other examples, and it looks like using upper case under regulators node seems correct to me. Additionally, there is no warning or error after "make dt_binding_check". What do you mean "correct"? The convention is simple - all node names are lowercase. Why this is an exception? Best regards, Krzysztof