>> Isn't stating that validation need against spi-controller.yaml as well as >> this schema sufficient ? Can you please point an example how to make >> controller binding a "subclass" of spi-controller.yaml binding ? > >I just showed you. You need to add the below lines: Oh, my bad. I already added that dependency in my local patches for next version, I thought you are suggesting something else. >> I think spi-controller.yaml uses wildcard for the name of a device node, >> so anything in string@hexvalue: should work. > >Sure, but mtd.yaml (which the SPI NOR binding depends on) requires it. Ok, using "jedec,spi-nor" creates dependency on spi-nor schema, otherwise I was not seeing any issue in " make dt_binding_check" with just "spi-nor". This will be taken care in next version of patch set. Regards, Parshuram Thombare