Re: [PATCH] dt-bindings: dmaengine: qcom: gpi: Add minItems for interrupts

[Vinod Koul <vkoul@kernel.org>]

On 14-04-22, 09:36, Krzysztof Kozlowski wrote:
> On 14/04/2022 08:42, Vinod Koul wrote:
> > Add the minItems for interrupts property as well. In the absence of
> > this, we get warning if interrupts are less than 13
> > 
> > arch/arm64/boot/dts/qcom/qrb5165-rb5.dtb:
> > dma-controller@800000: interrupts: [[0, 588, 4], [0, 589, 4], [0, 590,
> > 4], [0, 591, 4], [0, 592, 4], [0, 593, 4], [0, 594, 4], [0, 595, 4], [0,
> >   596, 4], [0, 597, 4]] is too short
> > 
> > Signed-off-by: Vinod Koul <vkoul@kernel.org>
> > ---
> >  Documentation/devicetree/bindings/dma/qcom,gpi.yaml | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/dma/qcom,gpi.yaml b/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
> > index 8a790ffbdaac..7d2fc4eb5530 100644
> > --- a/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
> > +++ b/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
> > @@ -32,6 +32,7 @@ properties:
> >    interrupts:
> >      description:
> >        Interrupt lines for each GPI instance
> > +    minItems: 1
> 
> This should be some real case minimum, not just 1. Unless really only
> one interrupt is also possible in existing variations?

So that depends on the channels available to use which can be worst case
of 1. Maximum is 13.. Most of the controllers are between 12-13, but we
dont want to change binding in future if controller has lesser channels
right?

-- 
~Vinod