From: Neil Armstrong <narmstrong@baylibre.com>
To: Vyacheslav <adeep@lexina.in>,
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 1/3] arm64: dts: meson-gx: add ATF BL32 reserved-memory region
Date: Thu, 27 Jan 2022 11:44:25 +0100 [thread overview]
Message-ID: <3924894b-d479-7ec2-ff68-b830137f3b79@baylibre.com> (raw)
In-Reply-To: <a279c365-0615-1c7f-5596-dec9ad1c8229@lexina.in>
Hi,
On 26/01/2022 06:35, Vyacheslav wrote:
> Hi!
>
> 26.01.2022 07:49, 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.
>>
>> Suggested-by: Mateusz Krzak <kszaquitto@gmail.com>
>> Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
>> ---
>> 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 6b457b2c30a4..aa14ea017a61 100644
>> --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
>> +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
>> @@ -49,6 +49,12 @@
>> no-map;
>> };
>> + /* 32 MiB reserved for ARM Trusted Firmware (BL32) */
>> + secmon_reserved_bl32: secmon@5300000 {
>> + reg = <0x0 0x05300000 0x0 0x2000000>;
>> + no-map;
>> + };
>> +
> How do I check if we need a similar patch for axg boards?
>
>
>> linux,cma {
>> compatible = "shared-dma-pool";
>> reusable;
>>
>
For AXG board with BL32 booting from vendor u-boot, yes.
Neil
_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic
next prev parent reply other threads:[~2022-01-27 10:44 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 [this message]
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
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3924894b-d479-7ec2-ff68-b830137f3b79@baylibre.com \
--to=narmstrong@baylibre.com \
--cc=adeep@lexina.in \
--cc=christianshewitt@gmail.com \
--cc=devicetree@vger.kernel.org \
--cc=khilman@baylibre.com \
--cc=linux-amlogic@lists.infradead.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=robh+dt@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®