Re: [PATCH v2] docs: dt-bindings: add DTS Coding Style document

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On 21/11/2023 17:04, Geert Uytterhoeven wrote:
> Hi Krzysztof,
> 
> On Tue, Nov 21, 2023 at 1:36 PM Krzysztof Kozlowski
> <krzysztof.kozlowski@xxxxxxxxxx> wrote:
>> On 21/11/2023 12:55, Michal Simek wrote:
>>>>> device-tree specification v0.4. Chapter 2.2.1/Table 2.1 is describing much more
>>>>> valid characters for node names.
>>>>> It means above description is not accurate or DT spec should be updated.
>>>>
>>>> Spec allows way to much. dtc doesn't.
>>>> One thing is the spec, second
>>>> thing is coding style.
>>>
>>>  From my point of view spec is primary source of truth. If spec is saying name
>>> can use upper case then I can use it. If upper case is not
>>> recommended/deprecated because of whatever reason spec should be updated to
>>> reflect it.
>>> I know that DTC is reporting other issues but isn't it the right way to reflect
>>> it back to the spec?
>>
>> Then why aren't you putting Linux Coding Style into C spec? I do not see
>> any relation between specification of the language and the coding style
>> chosen for given project.
>>
>> Zephyr can go with upper-case. Why it should be disallowed by the spec?
> 
> I thought there was only One DT to bind them all?
> IMHO it would be better to align DT usage of Zephyr and Linux (and
> anything else).

I actually don't know what Zephyr decides, but used it as example that
it might want different coding style. Just like C standard allows to
have all variables (including local ones) upper-case, we do not have
such coding style. And no one proposes to update C spec to match Linux
coding style. :)

Best regards,
Krzysztof





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