From: Neil Armstrong <narmstrong@baylibre.com>
To: Christian Hewitt <christianshewitt@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Kevin Hilman <khilman@baylibre.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] arm64: dts: meson-g12: add ATF BL32 reserved-memory region
Date: Thu, 27 Jan 2022 11:46:19 +0100 [thread overview]
Message-ID: <af845f03-6bd4-cc78-2b7c-a32257f8773f@baylibre.com> (raw)
In-Reply-To: <20220126044954.19069-3-christianshewitt@gmail.com>
On 26/01/2022 05:49, Christian Hewitt wrote:
> 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;
>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
next prev parent reply other threads:[~2022-01-27 10:46 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 ` [PATCH 2/3] arm64: dts: meson-g12: " Christian Hewitt
2022-01-27 10:46 ` Neil Armstrong [this message]
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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