On 26/05/2023 21:22, Bhupesh Sharma wrote: > Since SM8450 BAM DMA engine supports five iommu entries, > increase the maxItems in the iommu property section, without > which 'dtbs_check' reports the following error: > > arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara-pdx224.dtb: > dma-controller@1dc4000: iommus: is too long > > Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> > Tested-by: Anders Roxell <anders.roxell@xxxxxxxxxx> > Tested-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx> > Signed-off-by: Bhupesh Sharma <bhupesh.sharma@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/dma/qcom,bam-dma.yaml | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/dma/qcom,bam-dma.yaml b/Documentation/devicetree/bindings/dma/qcom,bam-dma.yaml > index c663b6102f50..5636d38f712a 100644 > --- a/Documentation/devicetree/bindings/dma/qcom,bam-dma.yaml > +++ b/Documentation/devicetree/bindings/dma/qcom,bam-dma.yaml > @@ -44,7 +44,7 @@ properties: > > iommus: > minItems: 1 > - maxItems: 4 > + maxItems: 5 This needs at least 6 (sm8250). Best regards, Krzysztof