Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.19 05/11] arm64: dts: meson-gx: add ATF BL32 reserved-memory region | Date | Tue, 15 Feb 2022 10:30:58 -0500 |
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From: Christian Hewitt <christianshewitt@gmail.com>
[ Upstream commit 76577c9137456febb05b0e17d244113196a98968 ]
Add an additional reserved memory region for the BL32 trusted firmware present in many devices that boot from Amlogic vendor u-boot.
Suggested-by: Mateusz Krzak <kszaquitto@gmail.com> 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/20220126044954.19069-2-christianshewitt@gmail.com Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi index b8dc4dbb391b6..4252119bfd901 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -41,6 +41,12 @@ secmon_reserved_alt: secmon@5000000 { 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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