[PATCH] dt-bindings: remoteproc: pru: Add Interrupt property

[Conor Dooley]

On Tue, Aug 08, 2023 at 03:14:31PM +0530, Md Danish Anwar wrote:
> Hi Conor,
> 
> On 07/08/23 8:09 pm, Conor Dooley wrote:
> > On Mon, Aug 07, 2023 at 04:38:36PM +0530, MD Danish Anwar wrote:
> >> Add interrupts and interrupt-names protperties for PRU and RTU cores.
> >>
> >> Signed-off-by: MD Danish Anwar <danishanwar at ti.com>
> >> ---
> >>  .../bindings/remoteproc/ti,pru-rproc.yaml     | 22 +++++++++++++++++++
> >>  1 file changed, 22 insertions(+)
> >>
> >> diff --git a/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
> >> index cd55d80137f7..6970316943bb 100644
> >> --- a/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
> >> +++ b/Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
> >> @@ -66,6 +66,16 @@ properties:
> >>        Should contain the name of the default firmware image
> >>        file located on the firmware search path.
> >>  
> >> +  interrupts:
> >> +    maxItems: 1
> >> +    description:
> >> +      Interrupt specifiers enable the virtio/rpmsg communication between MPU
> >> +      and the PRU/RTU cores.
> >> +
> >> +  interrupt-names:
> >> +    items:
> >> +      - const: vring
> >> +
> >>  if:
> >>    properties:
> >>      compatible:
> >> @@ -171,6 +181,9 @@ examples:
> >>                <0x22400 0x100>;
> >>          reg-names = "iram", "control", "debug";
> >>          firmware-name = "am65x-pru0_0-fw";
> >> +        interrupt-parent = <&icssg0_intc>;
> >> +        interrupts = <16 2 2>;
> >> +        interrupt-names = "vring";
> >>        };
> > 
> > These examples would probably be more helpful if they used the
> > appropriate defines, no?
> > 
> 
> PRUSS Interrupt controller doesn't have any appropriate defines. This doesn't
> use GIC so defines from arm-gic.h can not be used here. These are specific to
> PRUSS INTC.

I was deliberately vague in case the gic stuff applied too, but my main
question was about the standard defines used for interrupt types.

> I think these example are OK. Please let me know if this is OK to you.
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