linux-kernel - Re: [PATCH 1/2] dt-bindings: mailbox: imx-mu: add i.MX8ULP S400 MU support

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Date:   Thu, 28 Oct 2021 20:58:02 -0500
From:   Rob Herring <robh@...nel.org>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc:     shawnguo@...nel.org, robh+dt@...nel.org, jassisinghbrar@...il.com,
        aisheng.dong@....com, s.hauer@...gutronix.de, linux-imx@....com,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Peng Fan <peng.fan@....com>, o.rempel@...gutronix.de,
        festevam@...il.com, kernel@...gutronix.de,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/2] dt-bindings: mailbox: imx-mu: add i.MX8ULP S400 MU
 support

On Fri, 22 Oct 2021 18:18:55 +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> Similar to i.MX8QM/QXP SCU, i.MX8ULP SCU MU is dedicated for
> communication between S400 and Cortex-A cores from hardware design,
> it could not be reused for other purpose. To use S400 MU more
> effectivly, add "fsl,imx8ulp-mu-s4" compatile to support fast IPC.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  Documentation/devicetree/bindings/mailbox/fsl,mu.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 

Acked-by: Rob Herring <robh@...nel.org>