linux-kernel - Re: [PATCH 17/17] ARM: dts: r8a7742: Add RWDT node

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Message-ID: <CA+V-a8tmG1LKYqbc7feGZQO2Tj5RCpNUHi9e19vPr+bED0KOyQ@mail.gmail.com>
Date:   Mon, 18 May 2020 13:27:36 +0100
From:   "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        Jens Axboe <axboe@...nel.dk>, Rob Herring <robh+dt@...nel.org>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        "David S. Miller" <davem@...emloft.net>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>, linux-ide@...r.kernel.org,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux I2C <linux-i2c@...r.kernel.org>,
        Linux MMC List <linux-mmc@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Linux Watchdog Mailing List <linux-watchdog@...r.kernel.org>
Subject: Re: [PATCH 17/17] ARM: dts: r8a7742: Add RWDT node

Hi Geert,

Thank you for the review.

On Mon, May 18, 2020 at 12:47 PM Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
>
> Hi Prabhakar,
>
> On Fri, May 15, 2020 at 5:10 PM Lad Prabhakar
> <prabhakar.mahadev-lad.rj@...renesas.com> wrote:
> > Add a device node for the Watchdog Timer (RWDT) controller on the Renesas
> > RZ/G1H (r8a7742) SoC.
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> > Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@...renesas.com>
>
> Thanks for your patch!
>
> > --- a/arch/arm/boot/dts/r8a7742.dtsi
> > +++ b/arch/arm/boot/dts/r8a7742.dtsi
> > @@ -201,6 +201,16 @@
> >                 #size-cells = <2>;
> >                 ranges;
> >
> > +               rwdt: watchdog@...20000 {
> > +                       compatible = "renesas,r8a7742-wdt",
> > +                                    "renesas,rcar-gen2-wdt";
> > +                       reg = <0 0xe6020000 0 0x0c>;
> > +                       clocks = <&cpg CPG_MOD 402>;
> > +                       power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
> > +                       resets = <&cpg 402>;
> > +                       status = "disabled";
>
> Missing "interrupts" property.
>
"interrupts" property isn't used by rwdt driver  and can be dropped
from bindings file.

Cheers,
--Prabhakar

> > +               };
> > +
> >                 gpio0: gpio@...50000 {
> >                         compatible = "renesas,gpio-r8a7742",
> >                                      "renesas,rcar-gen2-gpio";
>
> The rest looks fine, so with the above fixed:
> Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
>
> 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