[PATCH v1] arm64: dts: meson-axg: reserve memory region for Amlogic TrustOS

[Dmitry Rokosov]

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 at 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 at 5000000 {
 			reg = <0x0 0x05000000 0x0 0x300000>;
 			no-map;
 		};
+
+		/* 16 MiB reserved for Amlogic Trust OS (BL32) */
+		secos_reserved: secos at 5300000 {
+			reg = <0x0 0x05300000 0x0 0x1000000>;
+			no-map;
+		};
 	};
 
 	scpi {
-- 
2.36.0