On Thu, Nov 8, 2012 at 9:08 AM, Hiremath, Vaibhav <hvaib...@ti.com> wrote: > No we do not have 32k_counter block in AM335x. > > If you are referring to 32Khz clock availability alone, then yes, we need to > get persistent clock and we use RTC 32Khz clock source for it. > But please note that this is not a 32k_counter block which OMAP family of > devices has. > > The way AM335x works is, we have timers (0-7), timer0 being secure timer. > We use timer1 and timer2 for clockevent and clocksource and they are driven > by 26MHz OSC clock currently. So when you go into Low power state, OSC is > turned off and you need persistent clock for time keeping, right? > > And only persistent clock available is RTC 32khz crystal clock, being RTC is > in wakeup domain.
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