From: Alexander Stein <alexander.stein@ew.tq-group.com>
To: Mathieu Poirier <mathieu.poirier@linaro.org>,
robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
conor+dt@kernel.org, Shawn Guo <shawnguo@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
"S.J. Wang" <shengjiu.wang@nxp.com>,
Fabio Estevam <festevam@gmail.com>,
devicetree@vger.kernel.org, Daniel Baluta <daniel.baluta@nxp.com>,
Mpuaudiosw <Mpuaudiosw@nxp.com>,
Iuliana Prodan <iuliana.prodan@nxp.com>,
linux-arm-kernel@lists.infradead.org
Cc: linux-imx <linux-imx@nxp.com>,
linux-remoteproc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Pengutronix Kernel Team <kernel@pengutronix.de>,
LnxRevLi <LnxRevLi@nxp.com>,
"Iuliana Prodan (OSS)" <iuliana.prodan@oss.nxp.com>
Subject: Re: [PATCH v3 2/2] arm64: dts: imx8mp: add reserve-memory nodes for DSP
Date: Wed, 11 Oct 2023 07:37:10 +0200 [thread overview]
Message-ID: <2301291.ElGaqSPkdT@steina-w> (raw)
In-Reply-To: <20231010090929.4371-3-iuliana.prodan@oss.nxp.com>
Hi Iuliana,
Am Dienstag, 10. Oktober 2023, 11:09:29 CEST schrieb Iuliana Prodan (OSS):
> From: Iuliana Prodan <iuliana.prodan@nxp.com>
>
> Add the reserve-memory nodes used by DSP when the rpmsg
> feature is enabled.
>
> Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
> ---
> arch/arm64/boot/dts/freescale/imx8mp.dtsi | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index
> cc406bb338fe..22815b3ea890 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
> @@ -211,6 +211,22 @@
> reg = <0 0x92400000 0 0x2000000>;
> no-map;
> };
> +
> + dsp_vdev0vring0: vdev0vring0@942f0000 {
> + reg = <0 0x942f0000 0 0x8000>;
> + no-map;
> + };
> +
> + dsp_vdev0vring1: vdev0vring1@942f8000 {
> + reg = <0 0x942f8000 0 0x8000>;
> + no-map;
> + };
> +
> + dsp_vdev0buffer: vdev0buffer@94300000 {
> + compatible = "shared-dma-pool";
> + reg = <0 0x94300000 0 0x100000>;
> + no-map;
> + };
Please configure these reserved memories on board level. Not every i.MX8MP
based board uses this DSP or has these memory addresses available.
Best regards,
Alexander
> };
>
> pmu {
--
TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
http://www.tq-group.com/
next prev parent reply other threads:[~2023-10-11 5:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-10 9:09 [PATCH v3 0/2] Rpmsg support for i.MX DSP with resource table Iuliana Prodan (OSS)
2023-10-10 9:09 ` [PATCH v3 1/2] remoteproc: imx_dsp_rproc: add mandatory find_loaded_rsc_table op Iuliana Prodan (OSS)
2023-10-10 9:09 ` [PATCH v3 2/2] arm64: dts: imx8mp: add reserve-memory nodes for DSP Iuliana Prodan (OSS)
2023-10-11 5:37 ` Alexander Stein [this message]
2023-10-13 8:35 ` Iuliana Prodan
2023-10-13 9:31 ` Alexander Stein
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=2301291.ElGaqSPkdT@steina-w \
--to=alexander.stein@ew.tq-group.com \
--cc=LnxRevLi@nxp.com \
--cc=Mpuaudiosw@nxp.com \
--cc=andersson@kernel.org \
--cc=conor+dt@kernel.org \
--cc=daniel.baluta@nxp.com \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=iuliana.prodan@nxp.com \
--cc=iuliana.prodan@oss.nxp.com \
--cc=kernel@pengutronix.de \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-imx@nxp.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-remoteproc@vger.kernel.org \
--cc=mathieu.poirier@linaro.org \
--cc=robh+dt@kernel.org \
--cc=s.hauer@pengutronix.de \
--cc=shawnguo@kernel.org \
--cc=shengjiu.wang@nxp.com \
/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;
as well as URLs for NNTP newsgroup(s).