From: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
To: Linus Walleij <linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
Cc: Roland Stigge <stigge-uj/7R2tJ6VmzQB+pC5nmwQ@public.gmane.org>,
Anmar Oueja <anmar.oueja-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Vinit Kamalaksha Shenoy
<vinit.shenoy-qxv4g6HH51o@public.gmane.org>,
Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
Linus Walleij
<linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Viresh Kumar <viresh.kumar-5wv7dgnIgG8@public.gmane.org>,
Patrice Chotard
<patrice.chotard-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>,
spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
Shiraz Hashim
<shiraz.linux.kernel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH] spi/pl022: adopt pinctrl support
Date: Thu, 20 Sep 2012 09:02:41 -0400 [thread overview]
Message-ID: <20120920130240.GR17666@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1348057426-24898-1-git-send-email-linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
On Wed, Sep 19, 2012 at 02:23:46PM +0200, Linus Walleij wrote:
> From: Patrice Chotard <patrice.chotard-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
>
> Amend the PL022 pin controller to optionally take a pin control
> handle and set the state of the pins to "default" on boot and
> runtime resume, and to "sleep" at runtime suspend. This way we
> will dynamically save power on the SPI busses, for example some
> electronic designs may be able to ground the pins when unused
> instead of pull-up. Some pin controllers may want to set the
> pins as wake-up sources when sleeping.
Applied, thanks.
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prev parent reply other threads:[~2012-09-20 13:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-19 12:23 [PATCH] spi/pl022: adopt pinctrl support Linus Walleij
[not found] ` <1348057426-24898-1-git-send-email-linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>
2012-09-19 13:33 ` Roland Stigge
2012-09-20 13:02 ` Mark Brown [this message]
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