linux-kernel - Re: [PATCH 1/5] dt-bindings: memory: fsl: convert ifc binding to yaml schema

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Date:   Fri, 1 Oct 2021 11:29:39 -0500
From:   Li Yang <leoyang.li@....com>
To:     Rob Herring <robh@...nel.org>
Cc:     "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 1/5] dt-bindings: memory: fsl: convert ifc binding to yaml schema

On Fri, Oct 1, 2021 at 8:18 AM Rob Herring <robh@...nel.org> wrote:
>
> On Thu, 30 Sep 2021 19:09:20 -0500, Li Yang wrote:
> > Convert the txt binding to yaml format and add description.  Drop the
> > "simple-bus" compatible string from the example and not allowed by the
> > binding any more.  This will help to enforce the correct probe order
> > between parent device and child devices, but will require the ifc driver
> > to probe the child devices to work properly.
> >
> > Signed-off-by: Li Yang <leoyang.li@....com>
> > ---
> > updates from previous submission:
> > - Drop "simple-bus" from binding and only "fsl,ifc" as compatible
> > - Fix one identiation problem of "reg"
> > - Add type restriction to "little-endian" property
> >
> >  .../bindings/memory-controllers/fsl/ifc.txt   |  82 -----------
> >  .../bindings/memory-controllers/fsl/ifc.yaml  | 137 ++++++++++++++++++
> >  2 files changed, 137 insertions(+), 82 deletions(-)
> >  delete mode 100644 Documentation/devicetree/bindings/memory-controllers/fsl/ifc.txt
> >  create mode 100644 Documentation/devicetree/bindings/memory-controllers/fsl/ifc.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:
> Documentation/devicetree/bindings/memory-controllers/fsl/ifc.example.dt.yaml:0:0: /example-0/soc/ifc@...1e000/flash@1,0: failed to match any schema with compatible: ['fsl,ifc-nand']
> Documentation/devicetree/bindings/memory-controllers/fsl/ifc.example.dt.yaml:0:0: /example-0/soc/ifc@...1e000/cpld@3,0: failed to match any schema with compatible: ['fsl,p1010rdb-cpld']

These are defined in other bindings, but unfortunately they are not
converted to yaml format yet.

>
> doc reference errors (make refcheckdocs):
>
> See https://patchwork.ozlabs.org/patch/1535102
>
> 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.
>