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From: Tony Lindgren <tony@atomide.com>
To: Trent Piepho <tpiepho@gmail.com>
Cc: Drew Fustini <drew@beagleboard.org>,
	Rob Herring <robh+dt@kernel.org>,
	Linus Walleij <linus.walleij@linaro.org>,
	Jason Kridner <jkridner@beagleboard.org>,
	Robert Nelson <robertcnelson@gmail.com>,
	linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org,
	linux-gpio <linux-gpio@vger.kernel.org>,
	Christina Quast <cquast@hanoverdisplays.com>
Subject: Re: [PATCH] ARM: dts: document pinctrl-single,pins when #pinctrl-cells = 2
Date: Thu, 24 Sep 2020 08:43:24 +0300
Message-ID: <20200924054324.GB9471@atomide.com> (raw)
In-Reply-To: <CA+7tXigeNhQQVuAu0toZrvBKvMYkDU-8EWTpJR29HLTAMgoOBA@mail.gmail.com>

* Trent Piepho <tpiepho@gmail.com> [200924 01:34]:
> On Tue, Sep 22, 2020 at 11:57 PM Tony Lindgren <tony@atomide.com> wrote:
> >
> > Also FYI, folks have also complained for a long time that the pinctrl-single
> > binding mixes mux and conf values while they should be handled separately.
> >
> 
> Instead of combining two fields when the dts is generated they are now
> combined when the pinctrl-single driver reads the dts.  Other than
> this detail, the result is the same.  The board dts source is the
> same.  The value programmed into the pinctrl register is the same.
> There is no mechanism currently that can alter that value in any way.
> 
> What does combining them later allow that is not possible now?

It now allows further driver changes to manage conf and mux separately :)

Regards,

Tony

  reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-14 10:43 Drew Fustini
2020-09-17  9:03 ` Trent Piepho
2020-09-17  9:20   ` Drew Fustini
2020-09-17 10:00     ` Trent Piepho
2020-09-17 10:39       ` Drew Fustini
2020-09-23  6:57         ` Tony Lindgren
2020-09-24  1:34           ` Trent Piepho
2020-09-24  5:43             ` Tony Lindgren [this message]
2020-09-24  5:49               ` Trent Piepho
2020-09-24  6:06                 ` Tony Lindgren
2020-09-24  6:31                   ` Trent Piepho
2020-09-24  7:04                     ` Tony Lindgren
2020-09-29 20:15                       ` Trent Piepho
2020-09-30  5:15                         ` Tony Lindgren
2020-09-30  8:34                           ` Trent Piepho
2020-09-30  9:15                             ` Tony Lindgren
2020-09-30  9:34                               ` Trent Piepho
2020-09-30  9:47                                 ` Tony Lindgren
2020-09-30 18:50                                   ` Trent Piepho
2020-10-01  7:00                                     ` Tony Lindgren
2020-09-23  6:59 ` Tony Lindgren

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