[PATCH v6 01/11] dt-bindings: display/msm: convert MDP5 schema to YAML format

[Dmitry Baryshkov]

On Fri, 13 Jan 2023 at 17:26, Rob Herring <robh at kernel.org> wrote:
>
>
> On Fri, 13 Jan 2023 10:37:10 +0200, Dmitry Baryshkov wrote:
> > Convert the mdp5.txt into the yaml format. Changes to the existing (txt) schema:
> >  - MSM8996 has additional "iommu" clock, define it separately
> >  - Add new properties used on some of platforms:
> >    - interconnects, interconnect-names
> >    - iommus
> >    - power-domains
> >    - operating-points-v2, opp-table
> >
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
> > ---
> >  .../devicetree/bindings/display/msm/mdp5.txt  | 132 -----------------
> >  .../bindings/display/msm/qcom,mdp5.yaml       | 138 ++++++++++++++++++
> >  2 files changed, 138 insertions(+), 132 deletions(-)
> >  delete mode 100644 Documentation/devicetree/bindings/display/msm/mdp5.txt
> >  create mode 100644 Documentation/devicetree/bindings/display/msm/qcom,mdp5.yaml
> >
>
> Running 'make dtbs_check' with the schema in this patch gives the
> following warnings. Consider if they are expected or the schema is
> incorrect. These may not be new warnings.
>
> Note that it is not yet a requirement to have 0 warnings for dtbs_check.
> This will change in the future.
>
> Full log is available here: https://patchwork.ozlabs.org/project/devicetree-bindings/patch/20230113083720.39224-2-dmitry.baryshkov@linaro.org
>
>
> mdp at 1a01000: compatible:0: 'qcom,mdp5' was expected
>         arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dtb
>
> mdp at 1a01000: compatible: ['qcom,msm8953-mdp5', 'qcom,mdp5'] is too long
>         arch/arm64/boot/dts/qcom/sdm632-fairphone-fp3.dtb

This is because we ended up in the middle of the conversion. msm8953
ended up using a new style of bindings, while the rest used old ones.
This is fixed by the patch 02 (which adds SoC-specific compatibles to
the schema) and patches 6 and 7 that convert the rest of DT.
--
With best wishes
Dmitry