Re: [PATCH v2 2/2] dt-bindings: gpio: Add bindings for NXP PCA9570

[Sungbo Eo]

On 2020-06-30 07:01, Rob Herring wrote:
> On Thu, 25 Jun 2020 16:59:57 +0900, Sungbo Eo wrote:
> > This patch adds device tree bindings for the NXP PCA9570,
> > a 4-bit I2C GPO expander.
> >
> > Signed-off-by: Sungbo Eo <mans0n@xxxxxxxxxx>
> > ---
> > I don't feel I can really maintain this driver, but it seems all yaml docs
> > have a maintainers field so I just added it...
> > ---
> >   .../bindings/gpio/gpio-pca9570.yaml           | 42 +++++++++++++++++++
> >   1 file changed, 42 insertions(+)
> >   create mode 100644 Documentation/devicetree/bindings/gpio/gpio-pca9570.yaml
>
>
> My bot found errors running 'make dt_binding_check' on your patch:
>
> Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dts:21.13-26: Warning (reg_format): /example-0/gpio@24:reg: property has invalid length (4 bytes) (#address-cells == 1, #size-cells == 1)
> Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dt.yaml: Warning (pci_device_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dt.yaml: Warning (pci_device_bus_num): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dt.yaml: Warning (simple_bus_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dt.yaml: Warning (i2c_bus_reg): Failed prerequisite 'reg_format'
> Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dt.yaml: Warning (spi_bus_reg): Failed prerequisite 'reg_format'
> /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/gpio/gpio-pca9570.example.dt.yaml: example-0: gpio@24:reg:0: [36] is too short
>
>
> See https://patchwork.ozlabs.org/patch/1316796
>
> If you already ran 'make dt_binding_check' and didn't see the above
> error(s), then make sure dt-schema is up to date:
>
> pip3 install git+https://github.com/devicetree-org/dt-schema.git@master --upgrade
>
> Please check and re-submit.

Thank you for pointing it out! I didn't noticed it. I'll re-submit an 
updated patch soon.