linux-kernel - Re: [v2,1/4] dt-bindings: pwm: Convert pwm-mtk-disp.txt to mediatek,pwm-disp.yaml format

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Date:   Thu, 24 Feb 2022 14:49:26 -0600
From:   Rob Herring <robh@...nel.org>
To:     "xinlei.lee" <xinlei.lee@...iatek.com>
Cc:     linux-arm-kernel@...ts.infradead.org, thierry.reding@...il.com,
        lee.jones@...aro.org, linux-pwm@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, matthias.bgg@...il.com,
        jitao.shi@...iatek.com,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        linux-kernel@...r.kernel.org, allen-kh.cheng@...iatek.com,
        u.kleine-koenig@...gutronix.de, devicetree@...r.kernel.org,
        Xinlei Lee <xinlei.lee@...iatek.corp-partner.google.com>
Subject: Re: [v2,1/4] dt-bindings: pwm: Convert pwm-mtk-disp.txt to
 mediatek,pwm-disp.yaml format

On Thu, Feb 17, 2022 at 08:35:58PM +0800, xinlei.lee wrote:
> On Wed, 2022-02-16 at 16:51 -0600, Rob Herring wrote:
> > On Wed, 16 Feb 2022 17:32:48 +0800, xinlei.lee@...iatek.com wrote:
> > > From: Xinlei Lee <xinlei.lee@...iatek.corp-partner.google.com>
> > > 
> > > Convert pwm-mtk-disp.txt to mediatek,pwm-disp.yaml format as
> > > suggested by maintainer
> > > 
> > > Signed-off-by: Xinlei Lee <
> > > xinlei.lee@...iatek.corp-partner.google.com>
> > > ---
> > >  .../bindings/pwm/mediatek,pwm-disp.yaml       | 71
> > > +++++++++++++++++++
> > >  .../devicetree/bindings/pwm/pwm-mtk-disp.txt  | 44 ------------
> > >  2 files changed, 71 insertions(+), 44 deletions(-)
> > >  create mode 100755
> > > Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
> > >  delete mode 100644 Documentation/devicetree/bindings/pwm/pwm-mtk-
> > > disp.txt
> > > 
> > 
> > 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/patch/1593550
> > 
> > 
> > pwm@...0a000: compatible:0: 'mediatek,mt7623-disp-pwm' is not one of
> > ['mediatek,mt2701-disp-pwm', 'mediatek,mt6595-disp-pwm',
> > 'mediatek,mt8173-disp-pwm', 'mediatek,mt8183-disp-pwm']
> > 	arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dt.yaml
> > 	arch/arm/boot/dts/mt7623n-rfb-emmc.dt.yaml
> > 
> > pwm@...0a000: compatible: ['mediatek,mt7623-disp-pwm',
> > 'mediatek,mt2701-disp-pwm'] is too long
> > 	arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dt.yaml
> > 	arch/arm/boot/dts/mt7623n-rfb-emmc.dt.yaml
> > 
> > pwm@...0a000: 'oneOf' conditional failed, one must be fixed:
> > 	arch/arm/boot/dts/mt2701-evb.dt.yaml
> > 	arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dt.yaml
> > 	arch/arm/boot/dts/mt7623n-rfb-emmc.dt.yaml
> > 
> > pwm@...0a000: 'power-domains' is a required property
> > 	arch/arm/boot/dts/mt2701-evb.dt.yaml
> > 	arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dt.yaml
> > 	arch/arm/boot/dts/mt7623n-rfb-emmc.dt.yaml
> > 
> > pwm@...1e000: compatible: ['mediatek,mt8173-disp-pwm',
> > 'mediatek,mt6595-disp-pwm'] is too long
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana-rev7.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-evb.dt.yaml
> > 
> > pwm@...1e000: 'oneOf' conditional failed, one must be fixed:
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana-rev7.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-evb.dt.yaml
> > 
> > pwm@...1e000: 'power-domains' is a required property
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana-rev7.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-evb.dt.yaml
> > 
> > pwm@...1f000: compatible: ['mediatek,mt8173-disp-pwm',
> > 'mediatek,mt6595-disp-pwm'] is too long
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-elm-hana-rev7.dt.yaml
> > 	arch/arm64/boot/dts/mediatek/mt8173-evb.dt.yaml
> > 
> Hi Rob:
> 
> Thanks for your review. I'm trying to modify the dtbs_check warning you
> mentioned. I would like to ask what cmd I can use to test the modified
> dtbs_check locally.

# Enable building all dtbs
make allmodconfig

make dtbs_check DT_SCHEMA_FILES=path/to/schema.yaml

> Also for WARNING: DT binding docs and includes should be a separate
> patch. I've also made some attempts including splitting the delete .txt
> and create .yaml files into two patches, but the warning doesn't
> resolve. Do you have any suggestions for the results of checkpatch
> ?This will help a lot with the next edition I send out.

Ignore it for conversion patches.

Rob