[PATCH v5 11/24] scsi: ufs: mediatek: Rework probe function

Krzysztof Kozlowski krzk at kernel.org
Fri Jan 9 00:43:55 PST 2026


On 09/01/2026 09:38, Peter Wang (王信友) wrote:
> On Fri, 2026-01-09 at 08:24 +0100, Krzysztof Kozlowski wrote:
>> On 09/01/2026 07:22, Peter Wang (王信友) wrote:
>>>
>>>
>>> Is it sufficient for us to supplement the ABI document?
>>> This ABI might affect the ability to reset and recover after 
>>> an UFS error in upstream world.
>>
>>
>> In normal case yes, but I cannot imagine arguments justifying your
>> usage
>> of TI properties. Basically it would not pass review.
>>
>> Best regards,
>> Krzysztof
> 
> 
> Yes, this part is indeed because MediaTek’s reset hardware 
> implementation is the same as TI’s. That’s why we used “compatible” 
> instead of actually implementing MediaTek’s own reset controller.

So that's another purely downstream code. Additionally very poor quality
downstream code.

> So, are you suggesting that we upstream a MediaTek reset controller,
> even though the code is almost identical to TI’s?

If you ask about DT, this is already answered in writing bindings
document. You cannot use someone else's compatible. Was also re-iterated
on mailing list bazillions of times.

Best regards,
Krzysztof



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