Re: [PATCH V3 1/4] ufs: dt-bindings: Document gear and rate limit properties

From: Krzysztof Kozlowski
Date: Thu Aug 28 2025 - 13:41:40 EST


On 28/08/2025 18:25, Ram Kumar Dwivedi wrote:
>
>
> On 26-Aug-25 9:05 PM, Bart Van Assche wrote:
>> On 8/26/25 8:08 AM, Ram Kumar Dwivedi wrote:
>>> +  limit-hs-gear:
>>> +    $ref: /schemas/types.yaml#/definitions/uint32
>>> +    minimum: 1
>>> +    maximum: 5
>>> +    default: 5
>>> +    description:
>>> +      Restricts the maximum HS gear used in both TX and RX directions,
>>> +      typically for hardware or power constraints in automotive use cases.
>>
>> The UFSHCI 5.0 spec will add gear 6 soon. So why to restrict the maximum
>> gear to 5?
>
> Hi Bart,
>
> Thanks for the suggestion. I limited it to Gear 5 based on current upstream support.

Upstream of what? Bindings describe hardware.

Best regards,
Krzysztof