Re: your mail

From: Bjorn Andersson
Date: Thu Aug 13 2020 - 03:08:20 EST


On Thu 06 Aug 15:31 PDT 2020, Konrad Dybcio wrote:

> 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@88f00000 {
>
> This region seems to belong to the Trust Zone. When Linux tries to access it, TZ bites and shuts the device down.
>

This is in line with what the documentation indicates and then it would
be better to just bump &tz_mem to a size of 0x4900000.

Regards,
Bjorn