From: tony@atomide•com (Tony Lindgren)
To: linux-arm-kernel@lists•infradead.org
Subject: [GIT PULL] ARM: OMAP: I2C: prepare to use hwmod reset in driver
Date: Fri, 16 Dec 2011 16:24:09 -0800 [thread overview]
Message-ID: <20111217002409.GB6464@atomide.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1112161357250.12660@utopia.booyaka.com>
* Paul Walmsley <paul@pwsan•com> [111216 12:27]:
> Hi
>
> On Fri, 16 Dec 2011, Tony Lindgren wrote:
>
> > * Paul Walmsley <paul@pwsan•com> [111216 11:45]:
> > > On Fri, 16 Dec 2011, Tony Lindgren wrote:
> > >
> > > > * Paul Walmsley <paul@pwsan•com> [111216 01:24]:
> > > >
> > > > > Shubhrajyoti D (2):
> > > > > ARM: OMAP: omap_device: add omap_device_reset to reset all the hwmods in the device
> > > > > ARM: OMAP: I2C: Reset support
> > > > >
> > > > Can you please update shi to leave out the extra callback
> > > > function int (*device_reset) (struct device *dev) as I'd
> > > > rather see that happen with pm_runtime calls?
> > >
> > > What PM runtime call is used to reset a device?
> >
> > Hmm how about pm_runtime_disable? Or do we need a new
> > call for reset?
Meanwhile as Paul pointed out, we still need the device_reset
pointer, so pulling in this series into i2c branch.
> Looking at the last few hunks of:
>
> http://marc.info/?l=linux-omap&m=132377389204328&w=2
>
> it appears to me that the driver needs to reset the device while it's
> still active & powered on, etc.
>
> Shubhrajyoti, care to comment further?
>
>
> - Paul
next prev parent reply other threads:[~2011-12-17 0:24 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-16 9:55 [GIT PULL] ARM: OMAP: I2C: prepare to use hwmod reset in driver Paul Walmsley
2011-12-16 19:50 ` Tony Lindgren
2011-12-16 20:17 ` Paul Walmsley
2011-12-16 20:41 ` Tony Lindgren
2011-12-16 20:59 ` Paul Walmsley
2011-12-17 0:24 ` Tony Lindgren [this message]
2011-12-18 8:01 ` Shubhrajyoti
2011-12-19 16:32 ` Cousson, Benoit
2011-12-19 17:37 ` Shubhrajyoti
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