Subject: [PATCH 11/15] ARM: OMAP: timer: Interchange clksrc and clkevt for AM33XX

From: [email-masked] (Tony Lindgren)
Date: Mon, 12 Nov 2012 14:54:34 -0800

* Jon Hunter <[email-masked]> [121108 12:43]:
> 
> On 11/02/2012 07:32 AM, Vaibhav Bedia wrote:
> > AM33XX has only one usable timer in the WKUP domain.
> > Currently the timer instance in WKUP domain is used
> > as the clockevent and the timer in non-WKUP domain
> > as the clocksource. The timer in WKUP domain can keep
> > running in suspend from a 32K clock and hence serve
> > as the persistent clock. To enable this, interchange
> > the timers used as clocksource and clockevent for
> > AM33XX. A subsequent patch will add suspend-resume
> > support for the clockevent to ensure that there are
> > no issues with timekeeping.
> > 
> > Signed-off-by: Vaibhav Bedia <[email-masked]>
> > ---
> >  arch/arm/mach-omap2/timer.c |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> > 
> > diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
> > index 565e575..6584ee0 100644
> > --- a/arch/arm/mach-omap2/timer.c
> > +++ b/arch/arm/mach-omap2/timer.c
> > @@ -460,7 +460,7 @@ OMAP_SYS_TIMER(3_secure)
> >  #endif
> >  
> >  #ifdef CONFIG_SOC_AM33XX
> > -OMAP_SYS_TIMER_INIT(3_am33xx, 1, OMAP4_MPU_SOURCE, 2, OMAP4_MPU_SOURCE)
> > +OMAP_SYS_TIMER_INIT(3_am33xx, 2, OMAP4_MPU_SOURCE, 1, OMAP4_MPU_SOURCE)
> >  OMAP_SYS_TIMER(3_am33xx)
> >  #endif
> 
> By the way, for v3.8 (assuming that timer DT patches go in, currently
> queued in Tony's master), when booting with DT the clock-source and
> clock-events will be selected by timer feature and not ID. So you may
> wish to rebase on top of Tony's master.

Please don't base anything going upstream on the master branch
except for testing. The master branch is just a merge of the
upstream heading branches, and cannot be used as a base for
pulling into anything.

In this case the right branch to use as a base is omap-for-v3.8/dt.

Regards,

Tony