Devicetree updates for v5.4: - A bunch of DT binding conversions to DT schema format - Clean-ups of the Arm idle-states binding - Support a default number of cells in of_for_each_phandle() when the cells name is missing - Expose dtbs_check and dt_binding_check in the make help - Convert writting-schema.md to ReST - HiSilicon reset controller binding updates - Add documentation for MT8516 RNG