Hi Rob, On Tue, May 21, 2019 at 04:23:24PM -0500, Rob Herring wrote: > +allOf: > + - $ref: "spi-controller.yaml#" You're using a different construct on the spi-gpio binding you just sent (/schemas/spi/spi-controller.yaml). Is that on purpose? Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com