linux-kernel - Re: [PATCH] arm64: dts: qcom: x1e78100-t14s: enable SDX62 modem

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Message-ID: <Z+hYel7Cb2t4mMPl@linaro.org>
Date: Sat, 29 Mar 2025 22:30:50 +0200
From: Abel Vesa <abel.vesa@...aro.org>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: Johan Hovold <johan+linaro@...nel.org>,
	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>,
	Dennis Gilmore <dgilmore@...hat.com>, linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: x1e78100-t14s: enable SDX62 modem

On 25-03-29 13:06:54, Konrad Dybcio wrote:
> On 3/28/25 10:29 AM, Abel Vesa wrote:
> > On 25-03-27 09:14:27, Johan Hovold wrote:
> >> Enable PCIe5 and the SDX62 modem present on some T14s.
> >>
> >> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> >> ---
> >>
> >> I don't have a modem in my T14s, but this is based on the work I did to
> >> enable the modem on the CRD reference design and the T14s schematics.
> >>
> > 
> > What happens with T14s variants that do not have the WWAN ?
> > 
> > Is it OK to enable it on those, HW-wise ?
> > 
> > (Hope we don't have to split the devicetree again, like we did for the
> > panel)
> 
> Unless Lenovo planted something else on these GPIOs (doubt), it's even better
> to enable it, as UEFI brings up this controller anyway

SGTM then.

> 
> Konrad