linux-kernel - Re: [PATCH v2] arm64: dts: qcom: x1e80100-lenovo-yoga-slim7x: add Bluetooth support

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Message-ID: <fbedfcb3-a326-4357-8d10-3be925e5df8f@oss.qualcomm.com>
Date: Sat, 14 Jun 2025 21:54:05 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: jens.glathe@...schoolsolutions.biz,
        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>,
        Stephan Gerhold <stephan.gerhold@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Anthony Ruhier <aruhier@...lbox.org>
Subject: Re: [PATCH v2] arm64: dts: qcom: x1e80100-lenovo-yoga-slim7x: add
 Bluetooth support

On 6/10/25 6:59 PM, Jens Glathe via B4 Relay wrote:
> From: Jens Glathe <jens.glathe@...schoolsolutions.biz>
> 
> To enable Bluetooth pwrseq appears to be required for the WCN7850.
> Add the nodes from QCP.
> Add uart14 for the BT interface.
> 
> Tested-by: Anthony Ruhier <aruhier@...lbox.org>
> Signed-off-by: Jens Glathe <jens.glathe@...schoolsolutions.biz>
> ---
> This patch adds the Bluetooth support for the WCN7850 card on this laptop.
> Since WCN7850 is supposed to need pwrseq, also added this from the QCP.
> 
> This is also part of my tree [1] for the Yoga Slim 7X.
> definition for the pwrseq and regulators.
> 
> [1] https://github.com/jglathe/linux_ms_dev_kit/blob/jg/ubuntu-qcom-x1e-6.15.0-jg-6/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts 
> ---
> Changes in v2:
> - rebased to next-20250610
> - added tested-by from Anthony Ruhier
> - Link to v1: https://lore.kernel.org/r/20250426-slim7x-bt-v1-1-d68f961af886@oldschoolsolutions.biz
> ---

I'm mildly confused given the multitude of options - but does this
check +Stephan's M.2 description appropriateness check?

Konrad