On Wed, Dec 1, 2021 at 9:57 AM Jon Hunter <jonathanh@xxxxxxxxxx> wrote: > > The dt_binding_check currently issues the following warnings for the dtbs_check > Tegra186 and Tegra194 SMMUs ... > > arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dt.yaml: iommu@12000000: > 'nvidia,memory-controller' does not match any of the regexes: 'pinctrl-[0-9]+' > From schema: Documentation/devicetree/bindings/iommu/arm,smmu.yaml > DTC arch/arm64/boot/dts/nvidia/tegra186-p3509-0000+p3636-0001.dt.yaml > CHECK arch/arm64/boot/dts/nvidia/tegra186-p3509-0000+p3636-0001.dt.yaml > > Add the missing 'nvidia,memory-controller' property to fix the above > warning. Thierry sent the same change, but made it required. That's not a compatible change, but could be justified. Please sort out which one you need applied. Rob