On Wed, 1 Jul 2015, Paul Osmialowski wrote:
> Hi Thomas,
>
> On Wed, 1 Jul 2015, Thomas Gleixner wrote:
>
> > > + clockevents_register_device(
> > > + &kinetis_clockevent_tmrs[chan].evtdev);
> > > +
> > > + kinetis_pit_init(&kinetis_clockevent_tmrs[chan],
> > > + (rate / HZ) - 1);
> > > + kinetis_pit_enable(&kinetis_clockevent_tmrs[chan], 1);
> >
> > No point doing this. The core code has invoked the set_periodic call
> > back via clockevents_register_device() already.
> >
>
> As I removed this kinetis_pit_enable() line, the timer did not start,
> therefore the system became unusable. What could be possible reason for that?
Well, you need to move both, the init and the enable into
set_periodic().
Thanks,
tglx
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