iommu/tegra-smmu: Use non-secure register for flushing
Use PTB_ASID instead of SMMU_CONFIG to flush smmu. PTB_ASID can be accessed from non-secure mode, SMMU_CONFIG cannot be. Using SMMU_CONFIG could pose a problem when kernel doesn't have secure mode access enabled from boot. Signed-off-by:Navneet Kumar <navneetk@nvidia.com> Reviewed-by:
Dmitry Osipenko <digetx@gmail.com> Tested-by:
Dmitry Osipenko <digetx@gmail.com> Signed-off-by:
Thierry Reding <treding@nvidia.com> Signed-off-by:
Joerg Roedel <jroedel@suse.de>
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