linux-kernel - Re: [PATCH 1/2] dt-bindings: mailbox: imx-mu: add RST channel

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Message-ID: <20220518011900.GA2012006-robh@kernel.org>
Date:   Tue, 17 May 2022 20:19:00 -0500
From:   Rob Herring <robh@...nel.org>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-imx@....com, shawnguo@...nel.org,
        Peng Fan <peng.fan@....com>,
        linux-arm-kernel@...ts.infradead.org, kernel@...gutronix.de,
        festevam@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, s.hauer@...gutronix.de
Subject: Re: [PATCH 1/2] dt-bindings: mailbox: imx-mu: add RST channel

On Tue, 17 May 2022 15:35:17 +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> i.MX MU has a MUR bit which is to reset both the Processor B and the
> Processor A sides of the MU module, forcing all control and status
> registers to return to their default values (except the BHR bit in the ACR
> register and BHRM bit in BCR register), and all internal states to be
> cleared.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  Documentation/devicetree/bindings/mailbox/fsl,mu.yaml | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 

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