[PATCH 6/7] dt-bindings: soc: imx: add missing iomuxc gpr binding

[Dong Aisheng]

On Thu, Jul 29, 2021 at 1:30 AM Rob Herring <robh at kernel.org> wrote:
>
> On Thu, Jul 15, 2021 at 9:30 PM Dong Aisheng <dongas86 at gmail.com> wrote:
> >
> > Hi Rob,
> >
> > On Thu, Jul 15, 2021 at 9:54 PM Rob Herring <robh at kernel.org> wrote:
> > >
> > > On Thu, 15 Jul 2021 16:25:35 +0800, Dong Aisheng wrote:
> > > > The General Purpose Registers IOMUXC_GPR are used to select operating
> > > > modes for general features in the SoC, usually not related to the IOMUX
> > > > itself.
> > > >
> > > > This binding doc is generated based on the exist usage in dts
> > > > in order to fix dt schema check failures.
> > > >
> > > > Cc: Rob Herring <robh+dt at kernel.org>
> > > > Cc: Shawn Guo <shawnguo at kernel.org>
> > > > Signed-off-by: Dong Aisheng <aisheng.dong at nxp.com>
> > > > ---
> > > >  .../devicetree/bindings/soc/imx/fsl,gpr.yaml  | 69 +++++++++++++++++++
> > > >  1 file changed, 69 insertions(+)
> > > >  create mode 100644 Documentation/devicetree/bindings/soc/imx/fsl,gpr.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/mfd/syscon.example.dt.yaml: iomuxc-gpr at 20e0000: compatible: 'oneOf' conditional failed, one must be fixed:
> > >         ['fsl,imx6q-iomuxc-gpr', 'syscon'] is too short
> > >         'fsl,imx53-iomuxc-gpr' was expected
> > >         'fsl,imx6q-iomuxc-gpr' is not one of ['fsl,imx6sl-iomuxc-gpr', 'fsl,imx6sll-iomuxc-gpr', 'fsl,imx6sx-iomuxc-gpr', 'fsl,imx6ul-iomuxc-gpr', 'fsl,imx7d-iomuxc-gpr']
> > >         'fsl,imx7d-iomuxc-gpr' was expected
> > >         'fsl,imx8mq-iomuxc-gpr' was expected
> > >         'fsl,imx6q-iomuxc-gpr' is not one of ['fsl,imx8mm-iomuxc-gpr', 'fsl,imx8mn-iomuxc-gpr', 'fsl,imx8mp-iomuxc-gpr']
> > >         'fsl,imx6q-iomuxc-gpr' was expected
> > >         From schema: /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/soc/imx/fsl,gpr.yaml
> > > \ndoc reference errors (make refcheckdocs):
> > > Warning: MAINTAINERS references a file that doesn't exist: Documentation/devicetree/bindings/spi/spi-nxp-fspi.txt
> > > MAINTAINERS: Documentation/devicetree/bindings/spi/spi-nxp-fspi.txt
> >
> > The example in syscon.yaml is invalid and needs change as follows.
> > However, should I do it in a separate patch cause they're changes for
> > two irrelevant binding
> > files or merge into this one ?
>
> Separate patch.
>
> > diff --git a/Documentation/devicetree/bindings/mfd/syscon.yaml
> > b/Documentation/devicetree/bindings/mfd/syscon.yaml
> > index f14ae6da0068..11eae4c5848e 100644
> > --- a/Documentation/devicetree/bindings/mfd/syscon.yaml
> > +++ b/Documentation/devicetree/bindings/mfd/syscon.yaml
> > @@ -90,7 +90,7 @@ examples:
> >
> >    - |
> >      gpr: iomuxc-gpr at 20e0000 {
> > -        compatible = "fsl,imx6q-iomuxc-gpr", "syscon";
> > +        compatible = "fsl,imx6q-iomuxc-gpr", "syscon", "mfd";
>
> I assume you mean 'simple-mfd'?
>
> Adding that means this example doesn't really even match the
> syscon.yaml, so I'd just drop the example.

Will drop, thanks

Regards
Aisheng