linux-kernel - Re: [PATCH v2 2/7] dt-bindings: pinctrl: Add RZ/A1 bindings doc

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Message-ID: <CAMuHMdVwQtdezy2vSp=v_DVHSoVtaOBVgam79k67zNSPiMB1jg@mail.gmail.com>
Date:   Wed, 22 Mar 2017 16:49:49 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     jacopo <jacopo@...ndi.org>
Cc:     Jacopo Mondi <jacopo+renesas@...ndi.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Chris Brandt <chris.brandt@...esas.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/7] dt-bindings: pinctrl: Add RZ/A1 bindings doc

Hi Jacopo,

On Wed, Mar 22, 2017 at 4:36 PM, jacopo <jacopo@...ndi.org> wrote:
> On Wed, Mar 22, 2017 at 02:20:08PM +0100, Geert Uytterhoeven wrote:
>> On Wed, Mar 22, 2017 at 11:33 AM, Geert Uytterhoeven
>> <geert@...ux-m68k.org> wrote:
>> > On Mon, Mar 20, 2017 at 5:14 PM, Jacopo Mondi <jacopo+renesas@...ndi.org> wrote:
>> >> Add device tree bindings documentation for Renesas RZ/A1 gpio and pin
>> >> --- /dev/null
>> >> +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rza1-pinctrl.txt
>>
>> ulating the pin index from its position
>> >> +      (port where it sits on and pin offset), and alternate function
>> >> +      configuration options are provided in pin controller header file at:
>> >
>> > the pin ... file
>> >
>> >> +      include/dt-bindings/pinctrl/r7s72100-pinctrl.h
>> >
>> > Hence I'd include that file in this patch, as it's part of the bindings.
>>
>> Ah, that would create a hard dependency between the DTS files and the
>> DT bindings, which typically go in through different trees.
>> As the driver replicates the definitions from the header, the include file
>> can go in with the DTS updates.
>>
>
> Sorry, got confused by multiple reviews here..
> Are you suggesting to squash [03/07] in [04/07] here?

No, I suggested to squash [03/07] into [02/07].

But upon second thought, that's not such a good idea, as it creates an
additional dependency.

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