[PATCH-V6 1/3] ARM: OMAP1: FIX: check possible error condition in timer_init

Tony Lindgren tony at atomide.com
Fri May 4 13:43:02 EDT 2012


Hi,

* Kevin Hilman <khilman at ti.com> [120502 13:11]:
> Vaibhav Hiremath <hvaibhav at ti.com> writes:
> 
> > OMAP1, omap_32k_timer_init() function always returns "true",
> > irrespective of whether error occurred while initializing 32k sync
> > counter as a kernel clocksource or not and execution will never
> > fallback to mpu_timer clocksource init code.
> >
> > This patch adds check for return value from function
> > omap_init_clocksource_32k(), and fallback to omap_mpu_timer_init()
> > in case of failure/error from omap_init_clocksource_32k().
> >
> > Signed-off-by: Vaibhav Hiremath <hvaibhav at ti.com>
> > Cc: Tony Lindgren <tony at atomide.com>
> > Cc: Kevin Hilman <khilman at ti.com>
> > Cc: Paul Walmsley <paul at pwsan.com>
> > Cc: Benoit Cousson <b-cousson at ti.com>
> > ---
> > This is new patch addition compared to original series (<=V5).
> >
> > Also, note that, this patch is only compile tested, since
> > I do not have omap1 board with me to validate it.
> > Kevin, can you help me to validate it.
> 
> I boot tested on OMAP1 (5912/OSK) with 32k timer and MPU timer
> Kconfigs.  Works fine, but needs small change below for compile warnings.
> 
> Otherwise, looks good.

We need at least one tested-by on some 15xx platform for these changes.
Janusz, can you please give this series a try on your board too?

Regards,

Tony



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