From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Christian Hewitt <christianshewitt@gmail.com>,
Mateusz Krzak <kszaquitto@gmail.com>,
Neil Armstrong <narmstrong@baylibre.com>,
Kevin Hilman <khilman@baylibre.com>,
Sasha Levin <sashal@kernel.org>,
robh+dt@kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org
Subject: [PATCH AUTOSEL 5.10 07/23] arm64: dts: meson-gx: add ATF BL32 reserved-memory region
Date: Tue, 15 Feb 2022 10:29:41 -0500 [thread overview]
Message-ID: <20220215152957.581303-7-sashal@kernel.org> (raw)
In-Reply-To: <20220215152957.581303-1-sashal@kernel.org>
From: Christian Hewitt <christianshewitt@gmail.com>
[ Upstream commit 76577c9137456febb05b0e17d244113196a98968 ]
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>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20220126044954.19069-2-christianshewitt@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 0edd137151f89..47cbb0a1eb183 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -43,6 +43,12 @@ secmon_reserved_alt: secmon@5000000 {
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;
--
2.34.1
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next parent reply other threads:[~2022-02-15 15:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220215152957.581303-1-sashal@kernel.org>
2022-02-15 15:29 ` Sasha Levin [this message]
2022-02-15 15:29 ` [PATCH AUTOSEL 5.10 08/23] arm64: dts: meson-g12: " Sasha Levin
2022-02-15 15:29 ` [PATCH AUTOSEL 5.10 09/23] arm64: dts: meson-g12: drop BL32 region from SEI510/SEI610 Sasha Levin
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