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

amergnat
2023-03-29T08:55:14Z

From: Alexandre Bailon <abailon@baylibre.com>

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@baylibre.com>
Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
---
arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
index b68aee8f229f..fc7f6d8ae173 100644
--- a/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8365-evk.dts
@@ -65,10 +65,10 @@ reserved-memory {
#size-cells = <2>;
ranges;

- /* 128 KiB reserved for ARM Trusted Firmware (BL31) */
+ /* 192 KiB reserved for ARM Trusted Firmware (BL31) */
bl31_secmon_reserved: secmon@43000000 {
no-map;
- reg = <0 0x43000000 0 0x20000>;
+ reg = <0 0x43000000 0 0x30000>;
};

/* 12 MiB reserved for OP-TEE (BL32)

--
2.25.1