Re: [PATCH v2 1/6] dt-bindings: interrupt-controller: add DT binding for the Marvell GICP

From: Rob Herring
Date: Thu Jun 08 2017 - 17:53:20 EST


On Thu, Jun 08, 2017 at 02:10:23PM +0200, Thomas Petazzoni wrote:
> Hello,
>
> On Wed, 7 Jun 2017 17:24:20 -0500, Rob Herring wrote:
> > On Fri, Jun 02, 2017 at 12:06:52PM +0200, Thomas Petazzoni wrote:
> > > This commit adds the Device Tree binding documentation for the Marvell
> > > GICP, an extension to the GIC that allows to trigger GIC SPI interrupts
> > > using memory transactions. It is used by the ICU unit in the Marvell
> > > CP110 block to turn wired interrupts inside the CP into SPI interrupts
> > > at the GIC level in the AP.
> >
> > Sounds like an MSI block?
>
> Marc Zyngier answered on this (much better than I could have done).
>
> > > +- marvell,spi-ranges: tuples of GIC SPI interrupts ranges available
> > > + for this GICP
> >
> > These are base+size?
>
> Correct. Does your question suggest that I should update the binding
> document to make this explicit?

Yes, please.

Rob