linux-kernel - Re: [PATCH v2 2/4] dt-bindings: pinctrl: Document nuvoton ma35d1 pin control

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Date:   Tue, 28 Nov 2023 17:32:43 +0800
From:   Jacky Huang <ychuang570808@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linus.walleij@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        p.zabel@...gutronix.de, j.neuschaefer@....net
Cc:     linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        ychuang3@...oton.com, schung@...oton.com
Subject: Re: [PATCH v2 2/4] dt-bindings: pinctrl: Document nuvoton ma35d1 pin
 control

Dear Krzysztof,

Thanks for your review.

On 2023/11/28 下午 04:33, Krzysztof Kozlowski wrote:
> On 28/11/2023 09:29, Jacky Huang wrote:
>> Dear Krzysztof,
>>
>> Thanks for your review.
>>
>>
>> On 2023/11/28 下午 03:34, Krzysztof Kozlowski wrote:
>>> On 28/11/2023 07:11, Jacky Huang wrote:
>>>> From: Jacky Huang <ychuang3@...oton.com>
>>>>
>>>> Add documentation to describe nuvoton ma35d1 pin control and GPIO.
>>>>
>>>> Signed-off-by: Jacky Huang <ychuang3@...oton.com>
>>>> ---
>>> Your changelog said:
>>>
>>>>     - Remove ma35d1-pinfunc.h which is unused after update definition of
>>> 'nuvoton,pins'.
>>>
>>> You forgot to add:
>>>
>>> " - Do not test the bindings before sending"
>>>
>>> I assume none of the driver changes compile either.
>> It's my mistake. I forgot to remove 'ma35d1-pinfunc.h' from my local
>> copy, and as a consequence, the 'dt_binding_check' did not catch this
>> error. I will fix this.
> But then git status would point you that tree is not clean and you did
> not finish commiting.
>
> ..
>

Yes, I should have been more careful in checking.

>>>> +
>>>> +allOf:
>>>> +  - $ref: pinctrl.yaml#
>>> allOf goes before additionalProperties.
>>>
>>>> +
>>>> +required:
>>>> +  - compatible
>>>> +  - nuvoton,sys
>>> This goes after patternProperties
>> I will fix the above two as:
>>
>> allOf:
>>     - $ref: pinctrl.yaml#
> Look:
>
>>> allOf goes before additionalProperties.
> Open example-schema.
>
> ..

I found that 'pinctrl.yaml' is not required for this document, so I will 
drop it.

>>>> +      - $ref: pincfg-node.yaml#
>>>> +
>>>> +    properties:
>>>> +      bias-disable: true
>>> Drop this and other "true", why do you need them here?
>> We are following the conventions used in other pinctrl documents, such as
>> 'realtek,rtd1315e-pinctrl.yaml' and 'xlnx,zynqmp-pinctrl.yaml'.
> But they are quite different there.
>
>> After comparing various pinctrl documents, I noticed that they all express
>> it as 'bias-disable: true'. Therefore, may I keep the current format?
> No, you cannot copy pieces of other binding, selectively ignoring the
> rest. Look how these other bindings are constructed - they have
> additionalProperties, which you don't.
>
> Drop all these true properties if the only reason of them being here is
> they were copied.
>
>
>
> Best regards,
> Krzysztof
>

OK, I will drop these properties.


Best Regards,
Jacky Huang