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Date:   Mon, 23 Oct 2023 11:24:28 -0600
From:   Mathieu Poirier <mathieu.poirier@linaro.org>
To:     "Iuliana Prodan (OSS)" <iuliana.prodan@oss.nxp.com>
Cc:     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>,
        alexander.stein@ew.tq-group.com,
        "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-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>
Subject: Re: [PATCH v4 2/2] arm64: dts: imx8mp: add reserve-memory nodes for
 DSP
Message-ID: <ZTasTEvw4//SEMlW@p14s>
References: <20231013152731.23471-1-iuliana.prodan@oss.nxp.com>
 <20231013152731.23471-3-iuliana.prodan@oss.nxp.com>
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Hey guys,

On Fri, Oct 13, 2023 at 06:27:31PM +0300, Iuliana Prodan (OSS) wrote:
> 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-evk.dts | 22 ++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> index fa37ce89f8d3..b677ad8ef042 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
> @@ -125,6 +125,28 @@
>  		};
>  
>  	};
> +
> +	reserved-memory {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		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;
> +		};
> +	};

Alexander: Are you good with the refactoring?

Rob and Krzysztof: I'm not sure if you want to ack this patch but giving you the
benefit of the doubt.

Shawn and Sascha: Did you plan on picking up this patch or shoud I?

Thanks,
Mathieu

>  };
>  
>  &flexspi {
> -- 
> 2.17.1
>