[PATCH 1/3] ARM: OMAP2+: 32k-counter: Use hwmod lookup to check presence of 32k timer

Russell King - ARM Linux linux at arm.linux.org.uk
Tue Apr 10 04:44:13 EDT 2012


On Mon, Apr 09, 2012 at 03:18:22PM -0500, Jon Hunter wrote:
> True, but we would always want to use the 32k timer if CONFIG_PM is  
> specified. So what I am saying is that if a device has a 32ksync timer  
> and CONFIG_PM is defined, we always want to use the 32ksync timer and a  
> gptimer should never be used.

Why?  What if you want to have PM enabled, and you also want to use the
kernels high resolution timers, or you want more accurate timing than
the 30.5us tick interval of the 32k timer?



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