From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] pinctrl: Add generic pinctrl-simple driver that supports omap2+ padconf
Date: Fri, 4 May 2012 15:08:10 -0700 [thread overview]
Message-ID: <20120504220809.GW5613@atomide.com> (raw)
In-Reply-To: <4FA42631.6060304@wwwdotorg.org>
* Stephen Warren <swarren@wwwdotorg.org> [120504 11:59]:
> On 05/04/2012 10:34 AM, Tony Lindgren wrote:
> > * Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> [120504 08:58]:
> >> On 08:03 Fri 04 May , Tony Lindgren wrote:
> >>>>
> >>>> so I was thinking to do like on gpio
> >>>>
> >>>> uart {
> >>>> pin = < &pioA 12 {pararms} >
> >>>>
> >>>> }
> >>>
> >>> Hmm I assume the "12" above the gpio number?
> >> no pin number in the bank because it could not be gpio
> >
> > Yes OK, but pin number 12 in the gpio bank, not in the mux register.
> > Got it.
>
> I'd prefer to avoid any references to GPIOs here; not all muxable pins
> are GPIOs and not all GPIOs are muxable pins. Lets keep the two concepts
> independent.
And it seems that &pioA 12 is not always enough information for the pinctrl
driver to request a GPIO. So it's best to specify it separately.
Regards,
Tony
next prev parent reply other threads:[~2012-05-04 22:08 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-02 17:24 [PATCH] pinctrl: Add generic pinctrl-simple driver that supports omap2+ padconf Tony Lindgren
2012-05-03 6:51 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-03 15:27 ` Tony Lindgren
2012-05-03 22:34 ` Stephen Warren
2012-05-04 4:43 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 15:03 ` Tony Lindgren
2012-05-04 15:32 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 16:34 ` Tony Lindgren
2012-05-04 16:38 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-04 18:55 ` Stephen Warren
2012-05-04 22:08 ` Tony Lindgren [this message]
2012-05-09 20:19 ` Stephen Warren
2012-05-09 20:49 ` Tony Lindgren
2012-05-10 17:05 ` Stephen Warren
2012-05-10 17:27 ` Tony Lindgren
2012-05-11 19:17 ` Stephen Warren
2012-05-11 19:51 ` Tony Lindgren
2012-05-11 21:04 ` Stephen Warren
2012-05-11 21:18 ` Tony Lindgren
2012-05-12 23:49 ` Linus Walleij
2012-05-14 18:38 ` Stephen Warren
2012-05-15 20:07 ` Tony Lindgren
2012-05-16 7:14 ` Linus Walleij
2012-05-16 15:53 ` Stephen Warren
2012-05-05 2:04 ` Jean-Christophe PLAGNIOL-VILLARD
2012-05-09 20:24 ` Stephen Warren
2012-05-09 9:09 ` Linus Walleij
2012-05-09 20:50 ` Tony Lindgren
2012-05-04 19:23 ` Stephen Warren
2012-05-04 21:57 ` Tony Lindgren
2012-05-09 20:16 ` Stephen Warren
2012-05-09 21:08 ` Tony Lindgren
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