[PATCH V2 4/7] ARM: OMAP: Add a timer attribute for timers that can interrupt the DSP
paul at pwsan.com
Wed Sep 19 20:07:04 EDT 2012
On Thu, 13 Sep 2012, Jon Hunter wrote:
> Some instances of the DMTIMER peripheral on OMAP devices have the ability
> to interrupt the on-chip DSP in addition to the ARM CPU. Add a DMTIMER
> attribute to indicate which timers can interrupt the DSP. By using the
> omap_dm_timer_request_by_cap() API, driver will now be able to allocate
> a DMTIMER that can interrupt the DSP based upon this attribute and not require
> the driver to know which instance has this capability.
> DMTIMERs that have the ability to interrupt the DSP on OMAP devices are as
> follows ...
> - OMAP1 (OMAP5912/16xx/17xx) devices - All 8 DMTIMERs
> - OMAP2/3/4 devices - DMTIMERs 5-8
> Please note that for OMAP3+, timer8 has the ability to interrupt the DSP and
> generate a PWM output.
> Signed-off-by: Jon Hunter <jon-hunter at ti.com>
Thanks, queued for 3.7.
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