[PATCH v2] serial: omap: Add support for optional wake-up

[tony@atomide.com (Tony Lindgren)]

* Olof Johansson <olof@lixom.net> [131107 11:48]:
> On Thu, Nov 7, 2013 at 11:45 AM, Tony Lindgren <tony@atomide.com> wrote:
> > * Kevin Hilman <khilman@linaro.org> [131107 10:53]:
> >>
> >> A bunch of DT boot failures on OMAP3 platforms with latest mainline were
> >> bisected down to this patch.  Boot results here:
> >> http://lists.linaro.org/pipermail/kernel-build-reports/2013-November/000954.html
> >>
> >> This doesn't seem to properly handle the OMAP3 case where we have DT
> >> nodes, but no reg or interrupts properties since they're still using
> >> hwmod.
> >>
> >> The problems seems to be because these OMAP3 platforms don't list any
> >> interrupts in their DTS files for the UARTs, but a quick hack at adding
> >> interrupts to omap3.dtsi didn't help either so something else is going
> >> on.
> >>
> >> This patch should probably be reverted until it gets broader testing.
> >
> > Hmm I'm not seeing this with my tree, and sounds like it should be
> > already fixed by commit d7c8f2596 (ARM: dts: Add missing reg,
> > interrupt and dma entries for omap3).
> >
> > Can you check that you have that commit in your tree?
> 
> Ah, that explains why we haven't seen it in -next.

Yeah looks like there's a dependency that I missed. I probably
tested the serial patch separately with omap4 only.
 
> We should probably queue up our branches for Linus to merge ASAP,
> that'll take care of it.

Yeah. This issue should be of limited damage as most omap3 boards
are not DT only yet, that won't happen until for v3.14.

Regards,

Tony