From: Christian Hewitt <christianshewitt@gmail.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Kevin Hilman <khilman@baylibre.com>,
Neil Armstrong <narmstrong@baylibre.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Christian Hewitt <christianshewitt@gmail.com>
Subject: [PATCH 2/3] arm64: dts: meson-g12: add ATF BL32 reserved-memory region
Date: Wed, 26 Jan 2022 04:49:53 +0000 [thread overview]
Message-ID: <20220126044954.19069-3-christianshewitt@gmail.com> (raw)
In-Reply-To: <20220126044954.19069-1-christianshewitt@gmail.com>
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>
---
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
next prev parent reply other threads:[~2022-01-26 4:50 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-26 4:49 [PATCH 0/3] arm64: dts: meson: add ATF BL32 reserved-memory regions Christian Hewitt
2022-01-26 4:49 ` [PATCH 1/3] arm64: dts: meson-gx: add ATF BL32 reserved-memory region Christian Hewitt
2022-01-26 5:35 ` Vyacheslav
2022-01-26 7:12 ` Christian Hewitt
2022-01-27 10:44 ` Neil Armstrong
2022-01-27 10:46 ` Neil Armstrong
2022-01-26 4:49 ` Christian Hewitt [this message]
2022-01-27 10:46 ` [PATCH 2/3] arm64: dts: meson-g12: " Neil Armstrong
2022-01-26 4:49 ` [PATCH 3/3] arm64: dts: meson-g12: drop BL32 region from SEI510/SEI610 Christian Hewitt
2022-01-27 10:46 ` Neil Armstrong
2022-02-01 19:04 ` [PATCH 0/3] arm64: dts: meson: add ATF BL32 reserved-memory regions Kevin Hilman
2022-02-04 8:23 ` Neil Armstrong
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