[PATCH 1/5] mfd: tps65218: make INT[12] and STATUS registers volatile

Tony Lindgren tony at atomide.com
Wed Jan 14 09:07:17 PST 2015


* Felipe Balbi <balbi at ti.com> [150112 08:50]:
> Hi,
> 
> On Thu, Jan 08, 2015 at 10:25:12AM -0600, Felipe Balbi wrote:
> > On Tue, Jan 06, 2015 at 11:37:34AM -0600, Felipe Balbi wrote:
> > > On Fri, Dec 26, 2014 at 01:28:20PM -0600, Felipe Balbi wrote:
> > > > STATUS register can be modified by the HW, so we
> > > > should bypass cache because of that.
> > > > 
> > > > In the case of INT[12] registers, they are the ones
> > > > that actually clear the IRQ source at the time they
> > > > are read. If we rely on the cache for them, we will
> > > > never be able to clear the interrupt, which will cause
> > > > our IRQ line to be disabled due to IRQ throttling.
> > > > 
> > > > Fixes: 44b4dc6 mfd: tps65218: Add driver for the TPS65218 PMIC
> > > > Cc: <stable at vger.kernel.org> # v3.15+
> > > > Cc: Keerthy <j-keerthy at ti.com>
> > > > Cc: Lee Jones <lee.jones at linaro.org>
> > > > Signed-off-by: Felipe Balbi <balbi at ti.com>
> > > 
> > > ping
> > 
> > another ping. Without this and the following patch TPS65218 power button
> > driver which was already applied by Dmitry, won't work.
> 
> Anybody ? -rc4 is out and tps65218 is still broken because nobody has
> acted on these two patches. All other patches which are meant for 3.20
> merge window are applied and because of these pending, those patches
> won't work.

Lee, are you planning to pick these two drivers/mfd patches?

Regards,

Tony



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