[PATCH 04/11] ST SPEAr: Added basic header files for SPEAr platform

Shiraz HASHIM shiraz.hashim at st.com
Thu Mar 11 04:47:44 EST 2010


Hello Linus,

On 3/11/2010 12:13 PM, Linus Walleij wrote:
> 2010/3/10 Viresh KUMAR <viresh.kumar at st.com>:
> 
>> One timer (or two channels) are used by clock event and clock source, but rest of
>> the timers are still available. So we need some way to export this functionality
>> of our hardware. It can be considered simply as a driver for GPT.
> 
> The timer people have already explained well enough I think, we have some 16
> timers on U8500, one we use as clocksource, one for clock events and 14 are
> currently unused. I plan to add them as clock events as soon as there is some
> practical use for them.
> I think there is nothing stopping you from modelling some extra clock events
> for the remaining timers if you absolutely want to, the kernel will
> just disregard
> them currently, which is just as good/bad as the way you're exposing the custom
> API in these patches.

Can we use clockevents directly? I though they are abstracted by the kernel
framework and using them directly is not advisable/feasible.

regards
Shiraz



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