netdev - RE: [PATCH v 1/2] ravb: Add support for r8a7743 SoC

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Message-ID: <TY1PR06MB0702B8D1C817F6C3CBD93D99B7D40@TY1PR06MB0702.apcprd06.prod.outlook.com>
Date:   Wed, 5 Jul 2017 13:51:50 +0000
From:   Chris Paterson <Chris.Paterson2@...esas.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Biju Das <biju.das@...renesas.com>,
        Simon Horman <horms@...ge.net.au>,
        Magnus Damm <magnus.damm@...il.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [PATCH v 1/2] ravb: Add support for r8a7743 SoC

Hello Geert, Sergei,

> From: geert.uytterhoeven@...il.com
> [mailto:geert.uytterhoeven@...il.com] On Behalf Of Geert Uytterhoeven
> Sent: 05 July 2017 14:47
> 
> Hi Biju,
> 
> On Wed, Jul 5, 2017 at 3:01 PM, Biju Das <biju.das@...renesas.com> wrote:
> > Add support for Gigabit Ethernet E-MAC on r8a7743 (RZ/G1M) SoC.
> > Renesas RZ/G1M (R8A7743) SoC Ethernet AVB IP is identical to the R-Car
> > Gen2 family.
> >
> > Signed-off-by: Biju Das <biju.das@...renesas.com>
> > Reviewed-by: Chris Paterson <chris.paterson2@...esas.com>
> 
> Thanks for your patch!
> 
> > --- a/drivers/net/ethernet/renesas/ravb_main.c
> > +++ b/drivers/net/ethernet/renesas/ravb_main.c
> > @@ -1869,6 +1869,7 @@ static int ravb_mdio_release(struct ravb_private
> > *priv)  }
> >
> >  static const struct of_device_id ravb_match_table[] = {
> > +       { .compatible = "renesas,etheravb-r8a7743", .data = (void
> > + *)RCAR_GEN2 },
> >         { .compatible = "renesas,etheravb-r8a7790", .data = (void
> *)RCAR_GEN2 },
> >         { .compatible = "renesas,etheravb-r8a7794", .data = (void
> *)RCAR_GEN2 },
> >         { .compatible = "renesas,etheravb-rcar-gen2", .data = (void
> > *)RCAR_GEN2 },
> 
> As Sergei already mentioned, a driver update is not needed due to the
> presence of family-specific compatible values.
> Please drop that part, and you can add my:
> Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

Should the other compatible values (r8a7790, 94 etc) be removed then? Or are they needed for backwards compatibility?

Kind regards, Chris

> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-
> m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds