Re: [PATCH 1/2] dt-bindings: pwm: Add Xilinx AXI Timer

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On 5/3/21 8:21 PM, Rob Herring wrote:
> On Mon, 03 May 2021 17:44:12 -0400, Sean Anderson wrote:
>> This adds a binding for the Xilinx LogiCORE IP AXI Timer. This device is
>> a "soft" block, so it has many parameters which would not be
>> configurable in most hardware. This binding is usually automatically
>> generated by Xilinx's tools, so the names and values of properties
>> must be kept as they are.
>>
>> Signed-off-by: Sean Anderson <sean.anderson@xxxxxxxx>
>> ---
>>
>>   .../bindings/pwm/xlnx,axi-timer.yaml          | 91 +++++++++++++++++++
>>   1 file changed, 91 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/pwm/xlnx,axi-timer.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/pwm/xlnx,axi-timer.example.dt.yaml: example-0: timer@800e0000:reg:0: [0, 2148401152, 0, 65536] is too long
> 	From schema: /usr/local/lib/python3.8/dist-packages/dtschema/schemas/reg.yaml

What is the correct way to specify the 'reg' property? I see many
schemas doing what I did here which is 'reg: maxItems: 1'. Should I
instead use 'reg: true'?

--Sean

>
> See https://patchwork.ozlabs.org/patch/1473421
>
> 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.
>



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