On 21/08/2023 02:52, Om Prakash Singh wrote: > I meant first one. using "qcom,rng-ee". Then please provide some reasons. > > I am looking for generic compatible string for all SoCs for which core > clock can be optional, same as we have "qcom,prng-ee". There is a generic compatible already... but anyway, is the clock really optional? Or just configured by firmware? > > If we are using SoC name in compatible string, for each SoC support we > need to update qcom,prng.yaml file. So you were talking about second case from my email? Still not sure what you want to propose, but just in case - please always follow DT bindings guidelines: https://elixir.bootlin.com/linux/v6.1-rc1/source/Documentation/devicetree/bindings/writing-bindings.rst#L42 Best regards, Krzysztof