Re: [PATCH v3 03/17] arm64: dts: mediatek: Increase the size BL31 reserved memory

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To: amergnat@xxxxxxxxxxxx, Wim Van Sebroeck <wim@xxxxxxxxxxxxxxxxxx>, Guenter Roeck <linux@xxxxxxxxxxxx>, Rob Herring <robh+dt@xxxxxxxxxx>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>, Matthias Brugger <matthias.bgg@xxxxxxxxx>, Chaotian Jing <chaotian.jing@xxxxxxxxxxxx>, Ulf Hansson <ulf.hansson@xxxxxxxxxx>, Wenbin Mei <wenbin.mei@xxxxxxxxxxxx>, Linus Walleij <linus.walleij@xxxxxxxxxx>, Zhiyong Tao <zhiyong.tao@xxxxxxxxxxxx>, Bernhard Rosenkränzer <bero@xxxxxxxxxxxx>
Subject: Re: [PATCH v3 03/17] arm64: dts: mediatek: Increase the size BL31 reserved memory
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Date: Wed, 29 Mar 2023 15:17:51 +0200
Cc: linux-watchdog@xxxxxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-mediatek@xxxxxxxxxxxxxxxxxxx, linux-mmc@xxxxxxxxxxxxxxx, linux-gpio@xxxxxxxxxxxxxxx, Alexandre Bailon <abailon@xxxxxxxxxxxx>, Fabien Parent <fparent@xxxxxxxxxxxx>, Amjad Ouled-Ameur <aouledameur@xxxxxxxxxxxx>
In-reply-to: <20230203-evk-board-support-v3-3-0003e80e0095@baylibre.com>
References: <20230203-evk-board-support-v3-0-0003e80e0095@baylibre.com> <20230203-evk-board-support-v3-3-0003e80e0095@baylibre.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0

Il 29/03/23 10:54, amergnat@xxxxxxxxxxxx ha scritto:

From: Alexandre Bailon <abailon@xxxxxxxxxxxx>

The reserved size for BL31 is too small.
This has been highlighted by the MPU that now restrict access to BL31
memory to secure world only.
This increase the size of the reserved memory.

Signed-off-by: Alexandre Bailon <abailon@xxxxxxxxxxxx>
Signed-off-by: Alexandre Mergnat <amergnat@xxxxxxxxxxxx>


Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>

References:
- [PATCH v3 00/17] Improve the MT8365 SoC and EVK board support
  - From: Alexandre Mergnat
- [PATCH v3 03/17] arm64: dts: mediatek: Increase the size BL31 reserved memory
  - From: amergnat

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