Re: Device driver

[Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx>]

On Sat, Mar 22, 2008 at 07:40:53AM +0100, Erazem wrote:
> Thanks.
> 
> > Yes, you're asking for a 1ms sleep.  But that's beyond the 
> > granularity of what msleep can give you, unless you're running with 
> > hrtimer.  Use a  different sleep (e.g. usleep), and/or switch to a kernel
> that does 
> > hrtimer for PXA.
> Indeed this solve a problem.

Depending on what amount of delay you require between each transition,
you could use udelay() to spin-wait for a small number of microseconds.

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