[PATCH v3 04/11] ARM: bcm2835: dt: add bindings for shared interrupt properties

Mark Rutland mark.rutland at arm.com
Tue Mar 22 03:24:29 PDT 2016

On Tue, Mar 22, 2016 at 10:23:45AM +0100, Martin Sperl wrote:
> Hi Mark!

Hi Martin,

Apologies for having gone silent on this.

> On 11.03.2016 09:51, Martin Sperl wrote:
> >>On 10.03.2016, at 09:57, Mark Rutland <mark.rutland at arm.com> wrote:
> >>
> >>Alternative options that have been considered:
> >>* there is unfortunately no “interrupt-names” property (like it exists for
> >>   reg, dma), because then I would have preferred to used:
> >>      interrupts = <...>, <...>, …;
> >>      interrupt-name = “dma0”, “dma1”, ..., “dma10”, “dmashared”, “dmaall”;
> >>   with something like this we could probably have avoided both properties
> >>   and just added a legacy mapping
> >>   This would require some changes to the irq framework (which I wanted
> >>   to avoid)
> I have posted a patch based on this approach (after having found out
> that it is possible
> with the current framework using platform_get_irq_byname).
> Rob Herring has "Acked" the documentation patch:
>   [PATCH 1/3] dt/bindings: bcm2835: add interrupt-names property
> Is this approach acceptable for you as well, so that we can try to
> get it merged?

That approach looks good to me too.

One minor nit: please explicitly describe the "dma-shared-all"
interrupt-name in the description of interrupt-names.

Otherwise, for the binding and the code (which I retains support for
existing DTs):

Acked-by: Mark Rutland <mark.rutland at arm.com>


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