linux-kernel - Re: [PATCH v2 2/8] DT: reset: renesas,rzn1-reboot: document RZ/N1 reboot driver

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Message-ID: <CAMuHMdUzW221ppgR=BW0iiLNRr8KQbgTPoRbTKRKU8wnXavVtA@mail.gmail.com>
Date:   Thu, 22 Mar 2018 13:30:37 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Michel Pollet <michel.pollet@...renesas.com>
Cc:     Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Simon Horman <horms@...ge.net.au>,
        Phil Edworthy <phil.edworthy@...esas.com>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Lee Jones <lee.jones@...aro.org>,
        Russell King <linux@...linux.org.uk>,
        Sebastian Reichel <sre@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [PATCH v2 2/8] DT: reset: renesas,rzn1-reboot: document RZ/N1
 reboot driver

Hi Michel,

On Thu, Mar 22, 2018 at 12:44 PM, Michel Pollet
<michel.pollet@...renesas.com> wrote:
> The Renesas RZ/N1 Family (Part #R9A06G0xx) requires a driver
> as part of the sysctrl MFD to handle rebooting the CA7 cores.
> This documents the driver bindings.
>
> Signed-off-by: Michel Pollet <michel.pollet@...renesas.com>

Thanks for your patch!

> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt
> @@ -0,0 +1,22 @@
> +DT bindings for the Renesas RZ-N1 Reboot Driver
> +
> +== Reboot Driver Node ==
> +
> +The reboot driver is always a subnode of the system controller node, see
> +renesas,rzn1-sysctrl.txt for details.
> +
> +Bindings:
> ++ Optional:
> +       compatible = "renesas,r9a06g032-reboot";
> ++ Required:
> +       compatible = "renesas,rzn1-reboot";

Please mark both the SoC-specific and the family-specific values required.

> +
> +Example:
> +       sysctrl: sysctrl@...0c000 {
> +               compatible = "renesas,r9a06g032-sysctrl", "syscon", "simple-mfd";
> +               reg = <0x4000c000 0x1000>;
> +
> +               reboot {
> +                       compatible = "renesas,r9a06g032-reboot";

"renesas,r9a06g032-reboot", "renesas,rzn1-reboot".

> +               };
> +       };

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