linux-kernel - Re: [PATCH 0/2] dt-bindings: ufs: qcom: Split SC7280 and similar into separate file

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Message-ID: <e2a04756-0358-401a-b575-0134a8c8de60@quicinc.com>
Date: Thu, 31 Jul 2025 14:09:30 +0530
From: Ram Kumar Dwivedi <quic_rdwivedi@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Nitin Rawat
	<quic_nitirawa@...cinc.com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        "Avri
 Altman" <avri.altman@....com>,
        Bart Van Assche <bvanassche@....org>, "Rob
 Herring" <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        "Conor
 Dooley" <conor+dt@...nel.org>,
        Manivannan Sadhasivam <mani@...nel.org>,
        "Bjorn Andersson" <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <linux-scsi@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] dt-bindings: ufs: qcom: Split SC7280 and similar into
 separate file



On 31-Jul-25 12:25 PM, Krzysztof Kozlowski wrote:
> On Wed, Jul 30, 2025 at 04:25:06PM +0200, Krzysztof Kozlowski wrote:
>> On 30/07/2025 15:53, Nitin Rawat wrote:
>>>
>>>
>>> On 7/30/2025 6:05 PM, Krzysztof Kozlowski wrote:
>>>> The binding for Qualcomm SoC UFS controllers grew and it will grow
>>>> further.  It already includes several conditionals, partially for
>>>> difference in handling encryption block (ICE, either as phandle or as IO
>>>> address space) but it will further grow for MCQ.
>>>>
>>>> See also: lore.kernel.org/r/20250730082229.23475-1-quic_rdwivedi@...cinc.com
>>>>
>>>> The question is whether SM8650 and SM8750 should have their own schemas,
>>>> but based on bindings above I think all devices here have MCQ?
>>>>
>>>> Best regards,
>>>> Krzysztof
>>>>
>>>
>>>
>>> Hi Krzysztof,
>>>
>>> If I understand correctly, you're splitting the YAML files based on MCQ 
>>> (Multi-Circular Queue) support:
>>
>> Not entirely, I don't know which devices support MCQ. I split based on
>> common parts in the binding.
> 
> I found the docs, so I'll send v2 with MCQ also separated.
> 
Hi Krzysztof,

Regarding my patch: lore.kernel.org/r/20250730082229.23475-1-quic_rdwivedi@...cinc.com
I will post the next patchset on the top of your latest(v2) binding patch. 
Please let me know if you have any concern.

Thanks,
Ram.


> Best regards,
> Krzysztof
>