iommu: dart: Support t6000 variant

iommu: dart: Support t6000 variant

The M1 Pro/Max/Ultra SoCs come with a new variant of DART which
supports a larger physical address space with a different PTE format.
Pass through the correct paddr address space size and the PTE format
to the io-pgtable code which will take care of the rest.

Signed-off-by: Sven Peter <sven@svenpeter.dev>
Co-developed-by: Janne Grunau <j@jannau.net>
Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Hector Martin <marcan@marcan.st>
Link: https://lore.kernel.org/r/20220916094152.87137-6-j@jannau.net
Signed-off-by: Joerg Roedel <jroedel@suse.de>