[PATCH v4] plat-versatile: modernize FPGA IRQ controller

[grant.likely@secretlab.ca (Grant Likely)]

On Tue, 24 Apr 2012 16:01:49 -0500, Rob Herring <robherring2@gmail.com> wrote:
> On 04/17/2012 02:24 PM, Linus Walleij wrote:
> > This does two things to the FPGA IRQ controller in the versatile
> > family:
> > 
> > - Convert to MULTI_IRQ_HANDLER so we can drop the entry macro
> >   from the Integrator. The C IRQ handler was inspired from
> >   arch/arm/common/vic.c, recent bug discovered in this handler was
> >   accounted for.
> > - Convert to using IRQ domains so we can get rid of the NO_IRQ
> >   mess and proceed with device tree and such stuff.
> > 
> > As part of the exercise, bump all the low IRQ numbers on the
> > Integrator PIC to start from 1 rather than 0, since IRQ 0 is
> > now NO_IRQ. The Linux IRQ numbers are thus entirely decoupled
> > from the hardware IRQ numbers in this controller.
> > 
> > I was unable to split this patch. The main reason is the half-done
> > conversion to device tree in Versatile.
> > 
> > Tested on Integrator/AP and Integrator/CP.
> > 
> > Cc: Rob Herring <rob.herring@calxeda.com>
> > Cc: Grant Likely <grant.likely@secretlab.ca>
> > Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> 
> Looks good.
> 
> Acked-by: Rob Herring <rob.herring@calxeda.com>

Ditto.

Acked-by: Grant Likely <grant.likely@secretlab.ca>