Re: [RFC PATCH 1/3] dt-bindings: media: cdns,csi2rx.yaml: Add optional interrupts for cdns-csi2rx

[Krzysztof Kozlowski <krzk@kernel.org>]

On 12/02/2025 14:12, Yemike Abhilash Chandra wrote:
> The Cadence CSI2RX IP exposes 3 interrupts [0] 12.7 camera subsystem.
> Enabling these interrupts will provide additional information about a CSI
> packet or an individual frame. So, add support for optional interrupts
> and interrupt-names properties.
> 
> [0]: http://www.ti.com/lit/pdf/spruil1


Why is this RFC?

> 
> Signed-off-by: Yemike Abhilash Chandra <y-abhilashchandra@ti.com>
> ---
>  .../devicetree/bindings/media/cdns,csi2rx.yaml        | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml b/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml
> index 2008a47c0580..a3acf4f861c2 100644
> --- a/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml
> +++ b/Documentation/devicetree/bindings/media/cdns,csi2rx.yaml
> @@ -24,6 +24,17 @@ properties:
>    reg:
>      maxItems: 1
>  
> +  interrupts:
> +    minItems: 1
> +    maxItems: 3

I understand interrupts might be unused by driver, but are you sure they
are optionally connected one-by-one? IOW, why is this flexible?


Best regards,
Krzysztof