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 Also, please drop error message, because it is not true. The files do not have such device node, so you cannot have such warning. Please rewrite the commit msg to explain that certain devices, e.g. sm8250, use more iommus. Best regards, Krzysztof