| Message ID | 20210917125945.620097-2-abailon@baylibre.com (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | Add a DRM driver to support AI Processing Unit (APU) | expand |
On Fri, 17 Sep 2021 14:59:42 +0200, Alexandre Bailon wrote: > This adds the device tree bindings for the APU DRM driver. > > Signed-off-by: Alexandre Bailon <abailon@baylibre.com> > --- > .../devicetree/bindings/gpu/mtk,apu-drm.yaml | 38 +++++++++++++++++++ > 1 file changed, 38 insertions(+) > create mode 100644 Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml > My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check' on your patch (DT_CHECKER_FLAGS is new in v5.13): yamllint warnings/errors: dtschema/dtc warnings/errors: /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml: 'maintainers' is a required property hint: Metaschema for devicetree binding documentation from schema $id: http://devicetree.org/meta-schemas/base.yaml# ./Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml: $id: relative path/filename doesn't match actual path or filename expected: http://devicetree.org/schemas/gpu/mtk,apu-drm.yaml# /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml: ignoring, error in schema: warning: no schema found in file: ./Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml Documentation/devicetree/bindings/gpu/mtk,apu-drm.example.dts:19.15-23.11: Warning (unit_address_vs_reg): /example-0/apu@0: node has a unit name, but no reg or ranges property Documentation/devicetree/bindings/gpu/mtk,apu-drm.example.dt.yaml:0:0: /example-0/apu@0: failed to match any schema with compatible: ['mediatek,apu-drm'] doc reference errors (make refcheckdocs): See https://patchwork.ozlabs.org/patch/1529388 This check can fail if there are any dependencies. The base for a patch series is generally the most recent rc1. If you already ran 'make dt_binding_check' and didn't see the above error(s), then make sure 'yamllint' is installed and dt-schema is up to date: pip3 install dtschema --upgrade Please check and re-submit.
On Fri, Sep 17, 2021 at 02:59:42PM +0200, Alexandre Bailon wrote: > This adds the device tree bindings for the APU DRM driver. > > Signed-off-by: Alexandre Bailon <abailon@baylibre.com> > --- > .../devicetree/bindings/gpu/mtk,apu-drm.yaml | 38 +++++++++++++++++++ > 1 file changed, 38 insertions(+) > create mode 100644 Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml > > diff --git a/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml b/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml > new file mode 100644 > index 0000000000000..6f432d3ea478c > --- /dev/null > +++ b/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml > @@ -0,0 +1,38 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/gpu/mediatek,apu-drm.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: AI Processor Unit DRM DRM is a linux thing, not h/w. > + > +properties: > + compatible: > + const: mediatek,apu-drm > + > + remoteproc: So is remoteproc. Why don't you have the remoteproc driver create the DRM device? > + maxItems: 2 > + description: > + Handle to remoteproc devices controlling the APU > + > + iova: > + maxItems: 1 > + description: > + Address and size of virtual memory that could used by the APU Why does this need to be in DT? If you need to reserve certain VAs, then this discussion[1] might be of interest. Rob [1] https://lore.kernel.org/all/YUIPCxnyRutMS47%2F@orome.fritz.box/
diff --git a/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml b/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml new file mode 100644 index 0000000000000..6f432d3ea478c --- /dev/null +++ b/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpu/mediatek,apu-drm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: AI Processor Unit DRM + +properties: + compatible: + const: mediatek,apu-drm + + remoteproc: + maxItems: 2 + description: + Handle to remoteproc devices controlling the APU + + iova: + maxItems: 1 + description: + Address and size of virtual memory that could used by the APU + +required: + - compatible + - remoteproc + - iova + +additionalProperties: false + +examples: + - | + apu@0 { + compatible = "mediatek,apu-drm"; + remoteproc = <&vpu0>, <&vpu1>; + iova = <0 0x60000000 0 0x10000000>; + }; + +...
This adds the device tree bindings for the APU DRM driver. Signed-off-by: Alexandre Bailon <abailon@baylibre.com> --- .../devicetree/bindings/gpu/mtk,apu-drm.yaml | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml