Re: [PATCH] dt-bindings: interrupt-controller: arm,gic-v3: Fix EPPI range

[Marc Zyngier <maz@kernel.org>]

On Wed, 04 Mar 2026 14:04:10 +0000,
Geert Uytterhoeven <geert+renesas@glider.be> wrote:
> 
> According to the "Arm Generic Interrupt Controller (GIC) Architecture
> Specification, v3 and v3", revision H.b[1], there can be only 64

v3 and v4?

> Extended PPI interrupts.
> 
> [1] https://developer.arm.com/documentation/ihi0069/hb/
> 
> Fixes: 4b049063e0bcbfd3 ("dt-bindings: interrupt-controller: arm,gic-v3: Describe EPPI range support")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
>  .../devicetree/bindings/interrupt-controller/arm,gic-v3.yaml    | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml
> index bfd30aae682bf3f7..360a0643a0b567a4 100644
> --- a/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml
> +++ b/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.yaml
> @@ -50,7 +50,7 @@ properties:
>        The 2nd cell contains the interrupt number for the interrupt type.
>        SPI interrupts are in the range [0-987]. PPI interrupts are in the
>        range [0-15]. Extended SPI interrupts are in the range [0-1023].
> -      Extended PPI interrupts are in the range [0-127].
> +      Extended PPI interrupts are in the range [0-63].
>  
>        The 3rd cell is the flags, encoded as follows:
>        bits[3:0] trigger type and level flags.

Duh. Thankfully the code didn't have the same problem... Thanks for
noticing it. With the above fixed:

Brain-farted-by: Marc Zyngier <maz@kernel.org>
Acked-by: Marc Zyngier <maz@kernel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.