linux-kernel - Re: [PATCH v2 0/3] Renesas R9A06G032 PINCTRL Driver

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Message-ID: <CAMuHMdVcmZuY2Uh-U7R8sKjpLGTvio1-W+jJrWZMgMoM+tZ=Zg@mail.gmail.com>
Date:   Mon, 10 Sep 2018 11:58:02 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Phil Edworthy <phil.edworthy@...esas.com>
Cc:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Jacopo Mondi <jacopo@...ndi.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Simon Horman <horms@...ge.net.au>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/3] Renesas R9A06G032 PINCTRL Driver

Hi Phil,

On Mon, Sep 10, 2018 at 11:54 AM Phil Edworthy
<phil.edworthy@...esas.com> wrote:
> On 10 September 2018 10:42 Geert Uytterhoeven wrote:
> > On Mon, Sep 10, 2018 at 9:49 AM Linus Walleij  wrote:
> > > On Wed, Sep 5, 2018 at 11:59 AM Phil Edworthy wrote:
> > > > On 05 September 2018 10:37, Geert Uytterhoeven wrote:
> > >
> > > > > Have the VxWorks DT bindings been submitted for review to the
> > > > > devicetree mailing list?
> > >
> > > > I'm not involved with the VxWorks port, but I am pretty sure that
> > > > they have not been submitted for review.
> > >
> > > We have had other cases where deployments on other OSes have been
> > > establishing bindings (even not very pretty ones).
> > >
> > > Examples include typically the Power MacIntosh and the original SPARC
> > > bindings.
> >
> > Which predated FDT support in Linux by more than a decade, with the latter
> > predating even p1275?
> >
> > While I see merit in compatibility with other existing OSes, I prefer not to
> > deviate from standard DT bindings, if they exist.
> >
> > Over time, we've even migrated from Renesas-specific DT bindings to
> > standard DT bindings, in already upstreamed SoC support.
> >
> > If needed, I guess a script can be written to convert DTS files from the old to
> > the new syntax?
>
> Thanks for your comments, that is also my preference. Since I have to juggle
> effort vs. features I thought it best to send the driver with existing out-of-tree
> bindings first just to see.
>
> I'll modify the driver for the standard bindings.

Thank you, much appreciated!

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