netdev - Re: [PATCH 1/7] dt-bindings: can: flexcan: fix imx8mp compatbile

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Message-ID: <20210715121040.2lqpz4tbdmb3bhbw@pengutronix.de>
Date:   Thu, 15 Jul 2021 14:10:40 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Dong Aisheng <dongas86@...il.com>
Cc:     Joakim Zhang <qiangqing.zhang@....com>,
        Aisheng Dong <aisheng.dong@....com>,
        devicetree <devicetree@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        dl-linux-imx <linux-imx@....com>,
        Sascha Hauer <kernel@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        "linux-can@...r.kernel.org" <linux-can@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH 1/7] dt-bindings: can: flexcan: fix imx8mp compatbile

On 15.07.2021 19:49:42, Dong Aisheng wrote:
> > > Then should it be "fsl,imx8mp-flexcan", "fsl,imx8qxp-flexcan" rather than only
> > > drop "fsl,imx6q-flexcan"?
> >
> > No, I will only use " fsl,imx8mp-flexcan" to avoid ECC impact.
> >
> 
> Is ECC issue SW or HW compatibility issue?
> If SW, then we should keep the backward compatible string as DT is
> describing HW.

The commit messages describes the needed initialization for devices
supporting ECC:

https://lore.kernel.org/linux-can/20200929211557.14153-2-qiangqing.zhang@nxp.com/

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
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