devicetree-fixes-for-5.9-3

Rob Herring

@robherring

efe84d40 · scripts/dtc: only append to HOST_EXTRACFLAGS instead of overwriting · Sep 29, 2020

Devicetree fixes for v5.9, take 3:

- Fix handling of HOST_EXTRACFLAGS for dtc

- Several warning fixes for DT bindings