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SubjectRe: [PATCH v2 3/4] arm64: dts: nuvoton: Add pinctrl support for ma35d1
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Dear Krzysztof,


On 2023/11/29 下午 04:11, Krzysztof Kozlowski wrote:
> On 29/11/2023 04:35, Jacky Huang wrote:
>>>>> Best regards,
>>>>> Krzysztof
>>>>>
>>>> Yes, it did pass the 'dtbs_check'. I guess the tool does not detect such
>>>> issues.
>>>> Anyway, I will fix it in the next version.
>>> Hm, I see your bindings indeed allow pin-.* and unit addresses, so it is
>>> the binding issue.
>>>
>>> The examples you used as reference - xlnx,zynqmp-pinctrl.yaml and
>>> realtek,rtd1315e-pinctrl.yaml - do not mix these as you do.
>>>
>>> I don't understand why do you need them yet. I don't see any populate of
>>> children. There are no compatibles, either.
>>>
>>> Which part of your driver uses them exactly?
>>>
>>> Best regards,
>>> Krzysztof
>>>
>> I will move the 'pcfg_default: pin-default' from dtsi to dts, like this:
>>
>> &pinctrl {
>>     pcfg_default: pin-default {
>>         slew-rate = <0>;
>>         input-schmitt-disable;
>>         bias-disable;
>>         power-source = <1>;
>>         drive-strength = <17100>;
>>     };
> This solves nothing. It's the same placement.
>
>
> Best regards,
> Krzysztof
>

OK, it stil be the binding issues.
For "^pin-[a-z0-9]+$", I reference to the "pcfg-[a-z0-9-]+$" of
rockchip,pinctrl.yaml.

My intention is to describe a generic pin configuration, aiming to make
the pin
description more concise. In actual testing, it proves to be effective.


Best Regards,
Jacky Huang


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