Re: [PATCH v2 1/6] dt-bindings: Document the SYSREG specific compatibles found on FSD SoC

From: Krzysztof Kozlowski
Date: Thu Nov 10 2022 - 07:11:52 EST


On 10/11/2022 12:18, Vivek Yadav wrote:
>>> +maintainers:
>>> + - Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
>>> +
>>> +description: |
>>> + This is a system control registers block, providing multiple low
>>> +level
>>> + platform functions like board detection and identification,
>>> +software
>>> + interrupt generation.
>>> +
>>> +properties:
>>> + compatible:
>>> + oneOf:
>>
>> No need for oneOf.
>>
> Removing this results into dt_binding_check error, so this is required.

No, this is not required. You do not have more than one condition for oneOf.

>>> + - items:
>>> + - enum:
>>> + - tesla,sysreg_fsys0
>>> + - tesla,sysreg_peric
>>
>> From where did you get underscores in compatibles?
>>
> I have seen in MCAN Driver <drivers/net/can/m_can/m_can_platform.c> and also too many other yaml files.
> Do you have any ref standard guideline of compatible which says underscore is not allowed.

git grep compatible arch/arm64/boot/dts/exynos/ | grep _
git grep compatible arch/arm/boot/dts/exynos* | grep _

Both give 0 results. For few other SoCs there such cases but that's
really, really exception. Drop underscores.


Best regards,
Krzysztof