Rob, Could you take a look at this patch? We are getting closer to merging the series into the spi/for-next branch and then to the kernel 5.8. It would be great to have the bindings converted by the next merge window. -Sergey On Fri, May 15, 2020 at 01:47:58PM +0300, Serge Semin wrote: > Modern device tree bindings are supposed to be created as YAML-files > in accordance with dt-schema. This commit replaces two DW SPI legacy > bare text bindings with YAML file. As before the bindings file states > that the corresponding dts node is supposed to be compatible either > with generic DW APB SSI controller or with Microsemi/Amazon/Renesas/Intel > vendors-specific controllers, to have registers, interrupts and clocks > properties. Though in case of Microsemi version of the controller > there must be two registers resources specified. Properties like > clock-names, reg-io-width, cs-gpio, num-cs, DMA and slave device > sub-nodes are optional. [nip]