linux-kernel - Re: [PATCH v2 0/5] Add Dell Inspiron 7441 / Latitude 7455 (X1E-80-100)

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Message-ID: <dfcb20e5-17ec-45b5-9cce-b23dfa5028e1@gmail.com>
Date: Sat, 5 Jul 2025 23:07:43 +0200
From: Aleksandrs Vinarskis <alex.vinarskis@...il.com>
To: Val Packett <val@...kett.cool>
Cc: Bryan O'Donoghue <bryan.odonoghue@...aro.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>, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/5] Add Dell Inspiron 7441 / Latitude 7455
 (X1E-80-100)


On 7/2/25 00:53, Val Packett wrote:
> This is a series unifying the previous Inspiron[1] and Latitude[2] ones.
> The laptops turned out to be even more identical than previously thought,
> with a shared firmware update capsule[3] that refers to the shared codename
> "Thena", as well as being identical visually (other than the bottom label).
>
> Changes since v1:
>
> - Added audio (audioreach PR: [4], ALSA UCM: [5])
> - Removed the copy-pasted comment about WCN regulators being on a
>    "removable M.2 card" (the board has a *soldered* WiFi module, anyway)
> - Removed the useless pin comment
> - Fixed sort order for usb_ nodes
> - Added missing newlines before status
> - Changed zap shader node to use &gpu_zap_shader reference
> - Added raw EDID dump to the eDP panel patch
> - Changed the USB mux compatible to ps8833
> - Removed unused i2c busses
>
> (Should the dtsi be an 'x1-' one in anticipation of the x1p42100-based
> Inspiron 5441 / Latitude 5455 models?)

As Inspiron 5441 is already available for sale, and at first glance has 
only a few differences (different display, x2 instead of x4 speakers), I 
would say "x1-" makes more sense, unless maintainers disagree.

Regards,
Alex


>
> [1]: https://lore.kernel.org/all/20250424-qcom-linux-arm64-for-6-16-dell-inspiron14p-v1-0-ace76b31d024@linaro.org/
> [2]: https://lore.kernel.org/all/20250525095341.12462-2-val@packett.cool/
> [3]: https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=x2pvx&oscode=w11a6&productcode=latitude-14-7455-laptop
> [4]: https://github.com/linux-msm/audioreach-topology/pull/25
> [5]: https://github.com/alsa-project/alsa-ucm-conf/pull/589
>
> Thanks,
> ~val
>
> Bryan O'Donoghue (1):
>    dt-bindings: arm: qcom: Add Dell Inspiron 14 Plus 7441
>
> Val Packett (4):
>    dt-bindings: arm: qcom: Add Dell Latitude 7455
>    arm64: dts: qcom: Add support for Dell Inspiron 7441 / Latitude 7455
>    firmware: qcom: scm: Allow QSEECOM on Dell Inspiron 7441 / Latitude
>      7455
>    drm/panel-edp: Add BOE NE14QDM panel for Dell Latitude 7455
>
>   .../devicetree/bindings/arm/qcom.yaml         |    2 +
>   arch/arm64/boot/dts/qcom/Makefile             |    4 +
>   .../x1e80100-dell-inspiron-14-plus-7441.dts   |   51 +
>   .../dts/qcom/x1e80100-dell-latitude-7455.dts  |   52 +
>   .../boot/dts/qcom/x1e80100-dell-thena.dtsi    | 1658 +++++++++++++++++
>   drivers/firmware/qcom/qcom_scm.c              |    2 +
>   drivers/gpu/drm/panel/panel-edp.c             |    1 +
>   7 files changed, 1770 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/qcom/x1e80100-dell-inspiron-14-plus-7441.dts
>   create mode 100644 arch/arm64/boot/dts/qcom/x1e80100-dell-latitude-7455.dts
>   create mode 100644 arch/arm64/boot/dts/qcom/x1e80100-dell-thena.dtsi
>