From: linus.walleij@linaro.org (Linus Walleij)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] leds: leds-gpio: adopt pinctrl support
Date: Fri, 7 Sep 2012 23:59:23 +0200 [thread overview]
Message-ID: <CACRpkdZbyUFvYuou015ge+k8zroNtL9s9HFKsVC5OJV8NHEorg@mail.gmail.com> (raw)
In-Reply-To: <20120907163542.GU1303@atomide.com>
On Fri, Sep 7, 2012 at 6:35 PM, Tony Lindgren <tony@atomide.com> wrote:
> In the pure GPIO pins only case it could be all done in the GPIO controller,
> but it's probably best to have the pins muxed by the drivers using them.
Yes, that's an easier way to say the long unreadable thing I just
posted ...
> Some drivers doing runtime PM may need to dynamically toggle the pins
> for idle mode to stop leakage, enable wakeup events for rx pins etc.
> Probably no need for that in the gpio leds case, but it would be confusing
> to have some pins claimed by the GPIO driver and some by the drivers
> using the pins.
True. drivers/tty/serial/amba-pl011.c provides a simple example.
Yours,
Linus Walleij
next prev parent reply other threads:[~2012-09-07 21:59 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-01 8:16 [PATCH v2] leds: leds-gpio: adopt pinctrl support AnilKumar Ch
2012-09-05 3:06 ` Bryan Wu
2012-09-05 3:13 ` Marek Vasut
2012-09-05 23:34 ` Tony Lindgren
2012-09-06 2:05 ` Marek Vasut
2012-09-06 17:45 ` Tony Lindgren
2012-09-07 0:09 ` Marek Vasut
2012-09-07 7:59 ` AnilKumar, Chimata
2012-09-07 8:22 ` Marek Vasut
2012-09-07 16:00 ` Bryan Wu
2012-09-07 21:39 ` Linus Walleij
2012-09-07 21:46 ` Tony Lindgren
2012-09-07 8:48 ` Domenico Andreoli
2012-09-07 9:10 ` AnilKumar, Chimata
2012-09-07 11:02 ` Domenico Andreoli
2012-09-07 14:30 ` AnilKumar, Chimata
2012-09-07 16:00 ` Domenico Andreoli
2012-09-07 16:35 ` Tony Lindgren
2012-09-07 21:59 ` Linus Walleij [this message]
2012-09-07 21:57 ` Linus Walleij
2012-09-08 23:44 ` Domenico Andreoli
2012-09-10 15:23 ` Linus Walleij
2012-09-10 17:41 ` Stephen Warren
2012-09-10 19:34 ` Linus Walleij
2012-09-10 19:44 ` Stephen Warren
2012-09-07 21:36 ` Linus Walleij
2012-09-10 19:40 ` Linus Walleij
2012-10-01 7:03 ` AnilKumar, Chimata
2012-10-01 8:24 ` Linus Walleij
2012-10-01 15:44 ` Tony Lindgren
2012-10-01 19:59 ` Linus Walleij
2012-10-03 10:52 ` AnilKumar, Chimata
2012-10-03 12:36 ` Linus Walleij
2012-10-30 14:12 ` AnilKumar, Chimata
2012-11-04 17:37 ` Linus Walleij
2012-11-05 6:44 ` AnilKumar, Chimata
2012-11-05 16:27 ` Tony Lindgren
2012-10-03 15:53 ` Tony Lindgren
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