mail archive of the barebox mailing list
 help / color / mirror / Atom feed
From: Rouven Czerwinski <r.czerwinski@pengutronix.de>
To: Sascha Hauer <s.hauer@pengutronix.de>,
	Barebox List <barebox@lists.infradead.org>
Subject: Re: [PATCH 6/7] ARM: dts: i.MX8MQ: Add Cortex-M4 Coprocessor node
Date: Mon, 05 Oct 2020 14:05:47 +0200	[thread overview]
Message-ID: <7fded9e8f5d18fd638f7d93e1bfdb95356372b0a.camel@pengutronix.de> (raw)
In-Reply-To: <20201005095346.27957-7-s.hauer@pengutronix.de>

On Mon, 2020-10-05 at 11:53 +0200, Sascha Hauer wrote:
> The i.MX8MQ has a Cortex-M7 Coprocessor. Add a node for controlling 
Copy paste error from MX8MP ^ schould be Cortex-M4.

> it.
> To make use of it the board has to provide the reserved memory nodes,
> for example:
> 
> reserved-memory {
> 	#address-cells = <2>;
> 	#size-cells = <2>;
> 	ranges;
> 
> 	m4_reserved: m7@0x40000000 {
> 		no-map;
> 		reg = <0 0x40000000 0 0x1000000>;
> 	};
> 
> 	m4_reserved_sysmem3: rproc@80000000 {
> 		reg = <0 0x80000000 0 0x800000>;
> 		no-map;
> 	};
> };
> 
> &remoteproc_cm4 {
> 	memory-region = <&m4_reserved>, <&m4_reserved_sysmem3>;
> };
> 
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
>  arch/arm/dts/imx8mq.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/dts/imx8mq.dtsi b/arch/arm/dts/imx8mq.dtsi
> index 5f2df35bc9..ec8347f38f 100644
> --- a/arch/arm/dts/imx8mq.dtsi
> +++ b/arch/arm/dts/imx8mq.dtsi
> @@ -4,6 +4,14 @@
>   * Copyright (C) 2017 Pengutronix, Lucas Stach <
> kernel@pengutronix.de>
>   */
>  
> +/ {
> +	remoteproc_cm4: remoteproc-cm4 {
> +		compatible = "fsl,imx8mq-cm4";
> +		clocks = <&clk IMX8MQ_CLK_M4_CORE>;
> +		syscon = <&src>;
> +	};
> +};
> +
>  &clk {
>  	assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>,
>  			  <&clk IMX8MQ_CLK_USDHC2>,

Regards,
Rouven


_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox

  reply	other threads:[~2020-10-05 12:05 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-05  9:53 [PATCH 0/7] remoteproc: Add i.MX8M Cortex-M[47] support Sascha Hauer
2020-10-05  9:53 ` [PATCH 1/7] remoteproc: imx: Fix off-by-one error Sascha Hauer
2020-10-05 12:23   ` Lucas Stach
2020-10-07  7:06     ` Sascha Hauer
2020-10-05  9:53 ` [PATCH 2/7] remoteproc: imx: Change SoC order in code Sascha Hauer
2020-10-05  9:53 ` [PATCH 3/7] remoteproc: imx: use function hooks in SoC data Sascha Hauer
2020-10-05  9:53 ` [PATCH 4/7] remoteproc: imx: Add i.MX8M support Sascha Hauer
2020-10-05  9:53 ` [PATCH 5/7] clk: i.MX8MQ: Add Cortex-M4 clk Sascha Hauer
2020-10-05  9:53 ` [PATCH 6/7] ARM: dts: i.MX8MQ: Add Cortex-M4 Coprocessor node Sascha Hauer
2020-10-05 12:05   ` Rouven Czerwinski [this message]
2020-10-07  7:07     ` Sascha Hauer
2020-10-05  9:53 ` [PATCH 7/7] ARM: dts: i.MX8MP: Add Cortex-M7 " Sascha Hauer

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=7fded9e8f5d18fd638f7d93e1bfdb95356372b0a.camel@pengutronix.de \
    --to=r.czerwinski@pengutronix.de \
    --cc=barebox@lists.infradead.org \
    --cc=s.hauer@pengutronix.de \
    --subject='Re: [PATCH 6/7] ARM: dts: i.MX8MQ: Add Cortex-M4 Coprocessor node' \
    /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

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox