Problems with device tree PMC clocks and threadirqs on at91

Boris Brezillon boris.brezillon at free-electrons.com
Wed May 20 08:16:39 PDT 2015


On Wed, 20 May 2015 17:14:02 +0200
"D. Dueck" <davidcdueck at googlemail.com> wrote:

> 2015-05-20 15:10 GMT+02:00 Boris Brezillon <boris.brezillon at free-electrons.com>:
> 
> > That's my favorite option. But it also implies modify all other
> > interrupts handler registered on irq line 1 to use IRQF_NO_THREAD (PMC,
> > RTC, WDT, ...)
> 
> And those handlers currently take spin locks. So that is also not that simple.

Yes, I forgot that aspect, thanks for the reminder.



-- 
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com



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