Re: [PATCH v3 2/2] dt-bindings: MFD: Convert STMPE to YAML schema

[Krzysztof Kozlowski]

On 08/05/2023 00:25, Rob Herring wrote:
> 
> On Sun, 07 May 2023 23:19:20 +0200, Linus Walleij wrote:
>> This converts the STMPE MFD device tree bindings to the YAML
>> schema.
>>
>> Reference the existing schema for the ADC, just define the
>> other subnode schemas directly in the MFD schema.
>>
>> Add two examples so we have examples covering both the simple
>> GPIO expander and the more complex with ADC and touchscreen.
>>
>> Some in-tree users do not follow the naming conventions for nodes
>> so these DTS files need to be augmented to use proper node names
>> like "adc", "pwm", "gpio", "keyboard-controller" etc before the
>> bindings take effect on them.
>>
>> Acked-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
>> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
>> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
>> ---
>> ChangeLog v2->v3:
>> - Drop the required pwm properties already required by the
>>   template pwm schema.
>> - Add the number of PWM cells as const.
>> ChangeLog v1->v2:
>> - Split off the GPIO bindings to their own schema, as the old
>>   bindings didn't even have any GPIO bindings. Put the GPIO
>>   schema before this schema so we can use GPIO in the examples.
>> - Drop nodename and pattern as STMPE is not a generic name.
>> - Add maxItems to the resets.
>> - Make wakeup-source just :true, as it is a generic property.
>> - Move unevaluatedProperties for subnodes right before properties
>>   as requested.
>> - Name devices "port-expander" in the examples.
>> - Use lowercase hex in line init.
>> ---
>>  .../devicetree/bindings/input/stmpe-keypad.txt     |  41 ---
>>  .../bindings/input/touchscreen/stmpe.txt           | 108 --------
>>  .../devicetree/bindings/mfd/st,stmpe.yaml          | 297 +++++++++++++++++++++
>>  Documentation/devicetree/bindings/mfd/stmpe.txt    |  42 ---
>>  4 files changed, 297 insertions(+), 191 deletions(-)
>>
> 
> 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/mfd/st,stmpe.yaml: Unable to find schema file matching $id: http://devicetree.org/schemas/gpio/st,stmpe-gpio.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.example.dtb: camera-sensor@3c: port:endpoint:data-lanes: [[1]] is too short
> 	From schema: /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/media/rockchip-isp1.example.dtb: camera@3c: port:endpoint:data-lanes: [[1]] is too short
> 	From schema: /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/media/i2c/ovti,ov2685.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.example.dtb: pcie-ep@33800000: Unevaluated properties are not allowed ('assigned-clock-parents', 'assigned-clock-rates', 'assigned-clocks' were unexpected)
> 	From schema: /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie-ep.yaml
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mfd/st,stmpe.example.dtb: port-expander@43: gpio: False schema does not allow {'compatible': ['st,stmpe-gpio'], 'gpio-controller': True, '#gpio-cells': [[2]], 'interrupt-controller': True, '#interrupt-cells': [[2]], 'st,norequest-mask': [[15790082]]}
> 	From schema: /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mfd/st,stmpe.yaml
> Documentation/devicetree/bindings/mfd/st,stmpe.example.dtb: /example-0/i2c/port-expander@43/gpio: failed to match any schema with compatible: ['st,stmpe-gpio']
> /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mfd/st,stmpe.example.dtb: port-expander@41: gpio: False schema does not allow {'compatible': ['st,stmpe-gpio'], 'gpio-controller': True, '#gpio-cells': [[2]], 'interrupt-controller': True, '#interrupt-cells': [[2]]}
> 	From schema: /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/mfd/st,stmpe.yaml
> Documentation/devicetree/bindings/mfd/st,stmpe.example.dtb: /example-0/i2c/port-expander@41/gpio: failed to match any schema with compatible: ['st,stmpe-gpio']
> 

Failures can be ignored, result of previous patch failure.

Best regards,
Krzysztof