Re: [PATCH v3 6/8] dt-bindings: soc: renesas: Add the Renesas RZ/N1 GPIO Interrupt Multiplexer

[Conor Dooley]

On Thu, Sep 18, 2025 at 05:15:02PM +0200, Herve Codina wrote:
> Hi Conor,
> 
> On Thu, 18 Sep 2025 16:06:04 +0100
> Conor Dooley <conor@xxxxxxxxxx> wrote:
> 
> > On Thu, Sep 18, 2025 at 12:40:04PM +0200, Herve Codina (Schneider Electric) wrote:
> > > On the Renesas RZ/N1 SoC, GPIOs can generate interruptions. Those
> > > interruption lines are multiplexed by the GPIO Interrupt Multiplexer in
> > > order to map 32 * 3 GPIO interrupt lines to 8 GIC interrupt lines.
> > > 
> > > The GPIO interrupt multiplexer IP does nothing but select 8 GPIO
> > > IRQ lines out of the 96 available to wire them to the GIC input lines.
> > > 
> > > Signed-off-by: Herve Codina (Schneider Electric) <herve.codina@xxxxxxxxxxx>
> > > ---
> > >  .../soc/renesas/renesas,rzn1-gpioirqmux.yaml  | 87 +++++++++++++++++++
> > >  1 file changed, 87 insertions(+)
> > >  create mode 100644 Documentation/devicetree/bindings/soc/renesas/renesas,rzn1-gpioirqmux.yaml  
> > 
> > This is an interrupt controller, please move it to that subdirectory.
> 
> Not so sure. It is a nexus node. It routes interrupt signals to the
> interrupt controller (interrupt-map) but it is not an interrupt controller
> itself.
> 
> I am not sure that it should be moved to the interrupt-controller
> directory.

Your node name choice disagrees with you!

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