[PATCH 2/3] arm64: dts: meson-g12: add ATF BL32 reserved-memory region
From: Christian Hewitt <hidden>
Date: 2022-01-26 04:50:09
Also in:
linux-amlogic, linux-devicetree, lkml
Subsystem:
arm/amlogic meson soc support, the rest · Maintainers:
Neil Armstrong, Kevin Hilman, Linus Torvalds
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 <redacted> --- 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 6d99c23261fb..45947c1031c4 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;
--
2.17.1
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