linux-kernel - Re: [PATCH] pinctrl: single: check if #pinctrl-cells exceeds 3

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Date:   Wed, 30 Sep 2020 08:16:59 +0300
From:   Tony Lindgren <tony@...mide.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Drew Fustini <drew@...gleboard.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Rob Herring <robh+dt@...nel.org>,
        Linux-OMAP <linux-omap@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Haojian Zhuang <haojian.zhuang@...aro.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Benoît Cousson <bcousson@...libre.com>,
        Jason Kridner <jkridner@...gleboard.org>,
        Robert Nelson <robertcnelson@...il.com>,
        Trent Piepho <tpiepho@...il.com>
Subject: Re: [PATCH] pinctrl: single: check if #pinctrl-cells exceeds 3

* Linus Walleij <linus.walleij@...aro.org> [200929 12:51]:
> On Sun, Sep 13, 2020 at 11:17 PM Drew Fustini <drew@...gleboard.org> wrote:
> 
> > The property #pinctrl-cells can either be 2 or 3.  There is currently
> > only a check to make sure that #pinctrl-cells is 2 or greater.  This
> > patch adds a check to make sure it is not greater than 3.
> >
> > Fixes: a13395418888 ("pinctrl: single: parse #pinctrl-cells = 2")
> > Reported-by: Trent Piepho <tpiepho@...il.com>
> > Link: https://lore.kernel.org/linux-omap/3139716.CMS8C0sQ7x@zen.local/
> > Signed-off-by: Drew Fustini <drew@...gleboard.org>
> 
> Tony, does this and the other patch look good to you?

Hmm well the description looks a bit confusing, #pinctrl-cells can
also be 1 that's the default. Might be worth clarifying that part.

Regards,

Tony