Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Christian Hewitt <> | Subject | [PATCH 1/3] arm64: dts: meson-gx: add ATF BL32 reserved-memory region | Date | Wed, 26 Jan 2022 04:49:52 +0000 |
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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> --- 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 6b457b2c30a4..aa14ea017a61 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -49,6 +49,12 @@ 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; -- 2.17.1
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