netdev - RE: [EXT] Re: [PATCH] stmmac: platform: add "snps,dwmac-5.10a" IP compatible string

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Message-ID: <AM6PR0402MB36074BCD914E0C1828779D91FFB30@AM6PR0402MB3607.eurprd04.prod.outlook.com>
Date:   Mon, 25 May 2020 16:13:24 +0000
From:   Andy Duan <fugang.duan@....com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     "peppe.cavallaro@...com" <peppe.cavallaro@...com>,
        "alexandre.torgue@...com" <alexandre.torgue@...com>,
        "joabreu@...opsys.com" <joabreu@...opsys.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "mcoquelin.stm32@...il.com" <mcoquelin.stm32@...il.com>,
        "p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
        "linux-stm32@...md-mailman.stormreply.com" 
        <linux-stm32@...md-mailman.stormreply.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [EXT] Re: [PATCH] stmmac: platform: add "snps,dwmac-5.10a" IP
 compatible string

From: Andrew Lunn <andrew@...n.ch> Sent: Tuesday, May 26, 2020 12:06 AM
> On Mon, May 25, 2020 at 04:00:29PM +0000, Andy Duan wrote:
> > From: Andrew Lunn <andrew@...n.ch> Sent: Monday, May 25, 2020 10:11
> PM
> > > On Mon, May 25, 2020 at 04:22:25PM +0800, Fugang Duan wrote:
> > > > Add "snps,dwmac-5.10a" compatible string for 5.10a version that
> > > > can avoid to define some plat data in glue layer.
> > >
> > > Documentation/devicetree/bindings/net/snps,dwmac.yaml ?
> > >
> > >       Andrew
> >
> > Here, we don't want to use generic driver "dwmac-generic.c" for 5.10a
> > version since it requires platform specific code to be functional,
> > like the we implement glue layer driver "dwmac-imx.c" to support 5.10a on
> i.MX platform.
> >
> > So I think it doesn't require to add the compatible string into dwmac.yaml.
> 
> Hi Andy
> 
> It needs to be documented somewhere. If not
> Documentation/devicetree/bindings/net/snps,dwmac.yaml it needs to be in
> an NXP specific document.
> 
>    Andrew

Yes, it can be added into NXP binding document.

I wait other's comment for dwmac-imx.c driver review, then will add it together
in next version.

Thanks for your comments.