Enabling tickless kernel feature in ARM

Mulyadi Santosa mulyadi.santosa at gmail.com
Wed Apr 27 11:37:20 EDT 2011

Hi Vikram...

On Wed, Apr 27, 2011 at 20:49, Vikram Narayanan <vikram186 at gmail.com> wrote:
> Four 16-bit general purpose timers(which can also be used as 32 bit
> counters), and an RTC (24-bit)
> The max clock freq is 48 Mhz, which may be downscaled to any value
> which will be fed as an input to these timers.
> I guess hrtimers is impossible in these frequencies. What's your
> opinion on this?

hard to say, but I guess that "16 bit timer" is something that can be
explored first.

what you need to pay attention is actually the duration the timer
needs to be reprogrammed. The longer it takes, the worse it is...thus
you need to avoid it.

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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