On Wed, Dec 27, 2023 at 03:08:11PM +0200, Eugen Hristev wrote: > MT8186 has 4 iommus in the list, to cope with this situation, adjust > the maxItems to 4 (instead of previous 2). > Add also minItems as 1 since iommus are mandatory, to avoid warning > on the example. maxItems alone means minItems is the same size. If IOMMU is required, then 'required' is where that is defined. Is there a case where 1 IOMMU is valid? If so, what h/w has this case. Rob