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| author | Christian Hewitt <christianshewitt@gmail.com> | 2022-01-26 04:49:53 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-02-23 12:03:18 +0100 |
| commit | 42b3092ccfb12e135bfe48bd693283a94c6ef355 (patch) | |
| tree | 141d99a01d16bac8a509821ad497516c31dadc4b | |
| parent | de3b10b7ccc60786836b5d67ee4328e2dfe96917 (diff) | |
| download | linux-42b3092ccfb12e135bfe48bd693283a94c6ef355.tar.gz linux-42b3092ccfb12e135bfe48bd693283a94c6ef355.tar.bz2 linux-42b3092ccfb12e135bfe48bd693283a94c6ef355.zip | |
arm64: dts: meson-g12: add ATF BL32 reserved-memory region
[ 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>
| -rw-r--r-- | arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index 428449d98c0a..a3a1ea0f2134 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -107,6 +107,12 @@ 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; |