Re: [PATCH 1/4] dt-bindings: leds: maxim,max77693: convert to dtschema

[Rob Herring <robh@kernel.org>]

On Thu, Dec 30, 2021 at 11:53:37AM +0100, Krzysztof Kozlowski wrote:
> On 29/12/2021 18:34, Rob Herring wrote:
> > On Tue, 28 Dec 2021 17:39:27 +0100, Krzysztof Kozlowski wrote:
> >> Convert the LEDs bindings of Maxim MAX77693 MUIC to DT schema format.
> >> The existing bindings were defined in ../bindings/mfd/max77693.txt.
> >>
> >> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> >> ---
> >>  .../bindings/leds/maxim,max77693.yaml         | 105 ++++++++++++++++++
> >>  1 file changed, 105 insertions(+)
> >>  create mode 100644 Documentation/devicetree/bindings/leds/maxim,max77693.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/leds/common.example.dt.yaml: led-controller@0: 'reg' does not match any of the regexes: '^([a-z]+-)?led[01]?$', 'pinctrl-[0-9]+'
> > 	From schema: /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/leds/maxim,max77693.yaml
> > 
> > doc reference errors (make refcheckdocs):
> > Documentation/devicetree/bindings/leds/maxim,max77693.yaml: Documentation/devicetree/bindings/mfd/maxim,max77693.yaml
> > 
> > See https://patchwork.ozlabs.org/patch/1573762
> > 
> > This check can fail if there are any dependencies. The base for a patch
> > series is generally the most recent rc1.
> > 
> 
> I updated my yamllint and dtschema, run with DT_CHECKER_FLAGS=-m but
> still cannot reproduce it. Probably because I based on linux-next, so
> maybe this was a fixed issue in leds/common.yaml.

Are you setting DT_SCHEMA_FILES, because the error is in 
common.yaml but caused by this schema.

Clearly, 'reg' is not defined here. And there is no change to 
common.yaml in next.

Rob