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

Hiremath, Vaibhav hvaibhav at ti.com
Wed Feb 1 03:00:32 EST 2012


On Tue, Jan 24, 2012 at 23:17:56, Hilman, Kevin wrote:
> "Hiremath, Vaibhav" <hvaibhav at ti.com> writes:
> 
> > On Tue, Jan 24, 2012 at 05:08:50, Hilman, Kevin wrote:
> >> Vaibhav Hiremath <hvaibhav at ti.com> writes:
> >> 
> >> > OMAP device has 32k-sync timer which is currently used as a
> >> > clocksource in the kernel (omap2plus_defconfig).
> >> > The current implementation uses compile time selection between
> >> > gp-timer and 32k-sync timer, which breaks multi-omap build for
> >> > the devices like AM33xx, where 32k-sync timer is not available.
> >> >
> >> > So use hwmod database lookup mechanism, through which at run-time
> >> > we can identify availability of 32k-sync timer on the device,
> >> > else fall back to gp-timer.
> >> 
> >> With the runtime detection & fallback, I suggest also removing the
> >> Kconfig choice between the two as well.
> >> 
> > Kevin,
> >
> > Actually I thought of cleaning whole 32KTIMER related code,
> > but then realized that, it would be major cleanup, since
> > it is being used in lot of places.
> >
> > So let's not block this patch-series for this further cleanup.
> > I will work on cleaning up the complete 32KTIMER macro and 
> > submit the patches.
> 
> OK, Tony can make the call.
> 
Tony,

Can this also get merged?

Thanks,
Vaibhav

> Kevin
> 




More information about the linux-arm-kernel mailing list