linux-kernel - Re: [RFC PATCH v2] arm64: dts: qcom: sm8750-mtp: Add WiFi and Bluetooth

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Message-ID: <f7704cc1-95b4-4860-86ea-96ec18f61c8a@linaro.org>
Date: Mon, 11 Aug 2025 16:40:09 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v2] arm64: dts: qcom: sm8750-mtp: Add WiFi and
 Bluetooth

On 11/08/2025 16:33, Dmitry Baryshkov wrote:
> On Mon, Aug 11, 2025 at 04:25:47PM +0200, Krzysztof Kozlowski wrote:
>> On 11/08/2025 16:22, Dmitry Baryshkov wrote:
>>> On Mon, Aug 11, 2025 at 03:10:56PM +0200, Krzysztof Kozlowski wrote:
>>>> MTP8750 rev 2.0 (power grid v8) boards come as two different variants
>>>> with different WiFi chips: WCN7850 and WCN786x.  WCN7850 is already
>>>> supported by the kernel, but WCN786x is not.  Both of the board variants
>>>> are considered newest revisions and the difference is only in MCN
>>>> numbers and internal codenames.
>>>
>>> Are they soldered on board, installed via add-on cards or installed via
>>> M.2 slot?
>>
>> This is MTP, so same answer as other MTPs - these are replaceable parts,
>> just like you can replace display or modem.
>>
>>>
>>> Are they going to be somewhat compatible (e.g. on the BT side?)
>>
>> No clue, you need to ask Qualcomm people - it's their hardware.
> 
> And you (hopefully) have access to the docs.


No, fought with that for 1 year, got some basic docs only. It is very
difficult to get any access to these docs. I assume you mean the MTP board.

If you mean Bluetooth or WiFi - I have 0 access there.

Best regards,
Krzysztof