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Date:   Fri,  7 Aug 2020 00:31:34 +0200
From:   Konrad Dybcio <konradybcio@...il.com>
To:     amit.pundir@...aro.org
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        devicetree@...r.kernel.org, john.stultz@...aro.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        robh+dt@...nel.org, sumit.semwal@...aro.org,
        Konrad Dybcio <konradybcio@...il.com>
Subject: 

Subject: Re: [PATCH v4] arm64: dts: qcom: Add support for Xiaomi Poco F1 (Beryllium)

>// This removed_region is needed to boot the device
>               // TODO: Find out the user of this reserved memory
>               removed_region: memory@...00000 {

This region seems to belong to the Trust Zone. When Linux tries to access it, TZ bites and shuts the device down.

Konrad