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SubjectRe: [PATCH 3/4] arm64: dts: nuvoton: Add pinctrl support for ma35d1
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On 2023/10/13 下午 03:06, Krzysztof Kozlowski wrote:
> On 13/10/2023 08:52, Jacky Huang wrote:
>>>> +
>>>> +&pinctrl {
>>>> + uart0 {
>>>> + pinctrl_uart0: uart0grp {
>>>> + nuvoton,pins =
>>>> + <MA35_SYS_REG_GPE_H 24 1 &pcfg_default>,
>>>> + <MA35_SYS_REG_GPE_H 28 1 &pcfg_default>;
>>> This does not look like generic pinctrl bindings. Looks
>>> over-complicated. From where did you get it? Which recent bindings and
>>> drivers where used as an example? Register addresses should be in the
>>> driver. Bit offsets as well. "multi-pin-function-value" confuses me. All
>>> this is not really suitable for DTS.
>> Okay, I will update the first and second items to 'pin bank' and 'pin
>> bank index,
>> just as others have done, and leave the driver to handle the conversion into
>> registers and offsets.
> Instead use existing common properties, like "pins" and "groups" (or
> pinmux).

I will reference how others have done it to make the changes.

>> The term "multi-pin-function-value" is used to specify the device function.
>> I will use the name "device function" instead of "multi-pin-function-value.
> Use existing common properties, like "function". Do not reinvent the
> bindings.
>

Okay, I got it. Thank you.

>
> Best regards,
> Krzysztof
>


Best Regards,
Jacky Huang

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