On 13/07/2023 14:28, Mark Brown wrote: > On Thu, Jul 13, 2023 at 05:00:14PM +0800, William Qiu wrote: > >> The SPI controller only need apb_pclk clock to work properly on JH7110 SoC, >> so there add minItems whose value is equal to 1. Other platforms do not >> have this constraint. > > Presumably this means that this is some variant of the usual pl022 IP, Hm, in such case this could mean we need dedicated compatible. > or that the clock is in fact present but is not modelled in your DT? Best regards, Krzysztof