linux-kernel - Re: [PATCH v1 2/2] arm64: dts: qcom: add initial support for Samsung Galaxy S20 FE

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Message-ID: <31CA09B3-E451-4EC1-8273-A1F09735D1FB@gmail.com>
Date: Fri, 15 Aug 2025 20:28:32 -0300
From: Eric Gonçalves <ghatto404@...il.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
CC: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/2] arm64: dts: qcom: add initial support for Samsung Galaxy S20 FE



On August 15, 2025 19:03:20 GMT-03:00, Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com> wrote:
>On Fri, Aug 15, 2025 at 03:14:26PM +0000, Eric Gonçalves wrote:
>> Add new device support for the Samsung Galaxy S20 FE 4G/5G
>>  (SM-G980/SM-G981B) phone
>> 
>> What works:
>> - SimpleFB
>> - Pstore/ramoops
>
>While the patch is correct, are there any obstacles in enabling more
>devices on the phone? I'd say, buttons, remoteprocs, PCI and USB
>peripherals should be low hanging fruits. If you can read pmic_array
>from debugfs/qcom_socinfo, then you should be able to identify PMICs and
>add corresponding regulators too.
>
>> Signed-off-by: Eric Gonçalves <ghatto404@...il.com>
>> ---
>>  arch/arm64/boot/dts/qcom/Makefile             |  1 +
>>  .../boot/dts/qcom/sm8250-samsung-r8q.dts      | 47 +++++++++++++++++++
>>  2 files changed, 48 insertions(+)
>>  create mode 100644 arch/arm64/boot/dts/qcom/sm8250-samsung-r8q.dts
>
Hello Dmitry,

Recently my device's battery stopped responding and I was not able to work on the DT any further, so I decided to upstream what I already have so far. Thanks for the feedback, I'll include more features on future patches.

Best regards,
Eric