From: Tony Lindgren <tony@atomide.com>
To: eric miao <eric.y.miao@gmail.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
linux-omap@vger.kernel.org,
linux-arm-kernel@lists.arm.linux.org.uk
Subject: Re: [PATCH 0/0] Refreshed omap2 clock and powerdomain patches
Date: Fri, 25 Jul 2008 10:06:49 +0300 [thread overview]
Message-ID: <20080725070648.GB21000@atomide.com> (raw)
In-Reply-To: <f17812d70807231941p7aef9434g763fcc26921acc25@mail.gmail.com>
* eric miao <eric.y.miao@gmail.com> [080724 05:41]:
> On Wed, Jul 16, 2008 at 11:22 PM, Tony Lindgren <tony@atomide.com> wrote:
> > * Russell King - ARM Linux <linux@arm.linux.org.uk> [080716 12:41]:
> >> On Wed, Jul 16, 2008 at 11:53:20AM +0300, Tony Lindgren wrote:
> >> > This series contains the refreshed omap2 clock and powerdomain
> >> > patches as some of the patches in this series have been already
> >> > integrated.
> >>
> >> I think the clock and power domain patches need much more review.
> >> They're introducing a couple of new management subsystems which may
> >> be of interest to other SoCs, maybe even different architectures.
> >
> > Sure the power domain and clock domain code can be worked into
> > something more generic once we've figured out what can be shared.
> >
>
> This is, unfortunately, not so useful to PXA likely. Although there's
> power domain and clock domain concepts in PXA silicon, the power
> states of those domains are controlled in a integrated way along with
> the power state of the whole chip, perhaps to reduce the software
> complexity in software domain management, and mimics the ACPI
> concepts to some extent.
OK, thanks for looking through it.
> I don't want to give an early conclusion, but I may look more into the
> usage of these power domains and clock domains ( it's not merely
> to setup the PRCM registers correctly, no? )
Well lots of it deals with the omap PRCM registers yeah. But maybe some
of the domain manamgent code could be shared.
Tony
>
> > I've posted these patches to LKML and linux-pm for other arch people to
> > look at too.
> >
> > Regards,
> >
> > Tony
> >
> > -------------------------------------------------------------------
> > List admin: http://lists.arm.linux.org.uk/mailman/listinfo/linux-arm-kernel
> > FAQ: http://www.arm.linux.org.uk/mailinglists/faq.php
> > Etiquette: http://www.arm.linux.org.uk/mailinglists/etiquette.php
> >
>
>
>
> --
> Cheers
> - eric
next prev parent reply other threads:[~2008-07-25 7:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-16 9:41 [PATCH 0/0] Refreshed omap2 clock and powerdomain patches Russell King - ARM Linux
2008-07-16 15:22 ` Tony Lindgren
2008-07-24 2:41 ` eric miao
2008-07-25 7:06 ` Tony Lindgren [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-07-16 8:58 Tony Lindgren
2008-07-16 8:53 Tony Lindgren
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