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bpi-r3: dts: apply patch from OpenWRT

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Reserve more memory for ATF
This commit is contained in:
Mattias Walström
2026-03-05 08:21:54 +01:00
parent 57961ac0a5
commit 6534086d89
1 changed files with 15 additions and 0 deletions
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board/aarch64/bananapi-bpi-r3/dts/mediatek/mt7986a-bananapi-bpi-r3.dtsi
+15
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@@ -8,7 +8,22 @@
};
};
};
/*
From 236317dd4e55512933dcdaec3d0b4a0824f5e5bd Mon Sep 17 00:00:00 2001
From: Shiji Yang <yangshiji66@outlook.com>
Date: Sun, 10 Aug 2025 18:11:01 +0800
Subject: [PATCH] arm64: dts: mediatek: mt7986: increase ATF reserved memory to
256 kiB
The latest Mediatek open-source Trusted Firmware-A project has
reserved 256 KiB for BL2 and BL31. It is better to increase the
reserved memory region in the Linux kernel to protect the data.
https://github.com/openwrt/openwrt/blob/main/target/linux/mediatek/patches-6.12/199-arm64-dts-mediatek-mt7986-increase-ATF-reserved-memo.patch
*/
&secmon_reserved {
reg = <0 0x43000000 0 0x40000>;
};
&cpu_thermal {
/delete-node/ trips;
/delete-node/ cooling-maps;