Messages in this thread Patch in this message | | | From | Dmitry Rokosov <> | Subject | [PATCH v1] arm64: dts: meson-axg: reserve memory region for Amlogic TrustOS | Date | Thu, 4 Aug 2022 16:52:59 +0000 |
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For the all AXG SoC based boards, which run Amlogic vendor ATF and TrustOS this memory region 0x5300000-0x6300000 is reserved by BL32, so tag it as no-map in the kernel iomem.
Signed-off-by: Dmitry Rokosov <ddrokosov@sberdevices.ru> --- arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi index 3f5254eeb47b..1fa0d3805969 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi @@ -142,6 +142,12 @@ secmon_reserved: secmon@5000000 { reg = <0x0 0x05000000 0x0 0x300000>; no-map; }; + + /* 16 MiB reserved for Amlogic Trust OS (BL32) */ + secos_reserved: secos@5300000 { + reg = <0x0 0x05300000 0x0 0x1000000>; + no-map; + }; }; scpi { -- 2.36.0
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