Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 72/80] arm64: dts: meson-g12: add ATF BL32 reserved-memory region | Date | Mon, 21 Feb 2022 09:49:52 +0100 |
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From: Christian Hewitt <christianshewitt@gmail.com>
[ Upstream commit 08982a1b3aa2611c9c711d24825c9002d28536f4 ]
Add an additional reserved memory region for the BL32 trusted firmware present in many devices that boot from Amlogic vendor u-boot.
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com> Reviewed-by: Kevin Hilman <khilman@baylibre.com> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Link: https://lore.kernel.org/r/20220126044954.19069-3-christianshewitt@gmail.com Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index 9533c85fb0a30..d2d255a988a81 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -76,6 +76,12 @@ no-map; }; + /* 32 MiB reserved for ARM Trusted Firmware (BL32) */ + secmon_reserved_bl32: secmon@5300000 { + reg = <0x0 0x05300000 0x0 0x2000000>; + no-map; + }; + linux,cma { compatible = "shared-dma-pool"; reusable; -- 2.34.1
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