iommu/tegra: Setup aperture
Each address space in the Tegra SMMU provides 4 GiB worth of addresses. Cc: Hiroshi Doyu <hdoyu@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
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