On Mon, 2022-08-01 at 20:04 +0800, Yong Wu wrote: > On Fri, 2022-07-29 at 14:31 +0800, Tinghan Shen wrote: > > mt8195 infra iommu uses 5 interrupts. > > > > Signed-off-by: Tinghan Shen <tinghan.shen@xxxxxxxxxxxx> > > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> > > --- > > .../bindings/iommu/mediatek,iommu.yaml | 18 > > +++++++++++++++++- > > 1 file changed, 17 insertions(+), 1 deletion(-) > > > > diff --git > > a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml > > b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml > > index fee0241b50988..5afe2a0045330 100644 > > --- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml > > +++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml > > @@ -91,7 +91,8 @@ properties: > > maxItems: 1 > > > > interrupts: > > - maxItems: 1 > > + minItems: 1 > > + maxItems: 5 > > > > clocks: > > items: > > @@ -191,9 +192,24 @@ allOf: > > const: mediatek,mt8195-iommu-infra > > > > then: > > + properties: > > + interrupts: > > + maxItems: 1 > > + > > required: > > - mediatek,larbs > > > > + else: > > + properties: > > + interrupts: > > + description: The IOMMU has 5 banks. Each bank has its own > > interrupt. > > + items: > > + - description: The interrupt for IOMMU bank0 > > + - description: The interrupt for IOMMU bank1 > > + - description: The interrupt for IOMMU bank2 > > + - description: The interrupt for IOMMU bank3 > > + - description: The interrupt for IOMMU bank4 > > + > > Thanks for improving this. > > Before the meaning for this segment is that it require "mediatek,larbs" > if it is NOT infra iommu. Here we add a new block for infra iommu. > then we'd better to remove the "not". this should be more readable. > Something like below: > > if: > /* Remove the not here. */ > properties: > compatible: > contains: > const: mediatek,mt8195-iommu-infra > then: > xxx > else: > xx > Ok, I'll update in the next version. Thanks, TingHan