On Wed, Jul 01, 2026 at 02:53:10PM -0500, Rob Herring (Arm) wrote: > > On Wed, 01 Jul 2026 18:08:12 +0200, Thierry Reding wrote: > > From: Thierry Reding <[email protected]> > > > > The Video Protection Region (VPR) found on NVIDIA Tegra chips is a > > region of memory that is protected from CPU accesses. It is used to > > decode and play back DRM protected content. > > > > It is a standard reserved memory region that can exist in two forms: > > static VPR where the base address and size are fixed (uses the "reg" > > property to describe the memory) and a resizable VPR where only the > > size is known upfront and the OS can allocate it wherever it can be > > accomodated. > > > > Reviewed-by: Rob Herring (Arm) <[email protected]> > > Signed-off-by: Thierry Reding <[email protected]> > > --- > > Changes in v2: > > - add examples for fixed and resizable VPR > > --- > > .../nvidia,tegra-video-protection-region.yaml | 76 > > ++++++++++++++++++++++ > > 1 file changed, 76 insertions(+) > > > > My bot found errors running 'make dt_binding_check' on your patch: > > yamllint warnings/errors: > > dtschema/dtc warnings/errors: > /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/reserved-memory/nvidia,tegra-video-protection-region.example.dtb: > protected@2a8000000 (nvidia,tegra-video-protection-region): reg: [[2, > 2818572288], [0, 1879048192]] is too long > from schema $id: > http://devicetree.org/schemas/reserved-memory/nvidia,tegra-video-protection-region.yaml > /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/reserved-memory/nvidia,tegra-video-protection-region.example.dtb: > protected@2a8000000 (nvidia,tegra-video-protection-region): Unevaluated > properties are not allowed ('no-map', 'reg' were unexpected) > from schema $id: > http://devicetree.org/schemas/reserved-memory/nvidia,tegra-video-protection-region.yaml
Any ideas why that second error shows up? It turns out that it goes away when the first one is fixed (which admittedly is a stupid mistake), but I spent quite a bit of time looking for a fix before realizing that it's only a side-effect of the first. Thierry
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