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4 Commits

Author SHA1 Message Date
Hiroshi Doyu a3b2491545 iommu/tegra: smmu: Simplify allocation at once 
To simplify the code, alloc necessary data at once.

Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
 2012-06-25 13:50:43 +02:00
Hiroshi Doyu 0760e8faa9 iommu/tegra: smmu: Add device tree support for SMMU 
The necessary info is expected to pass from DT.

For more precise resource reservation, there shouldn't be any
overlapping of register range between SMMU and MC. SMMU register
offset needs to be calculated correctly, based on its register bank.

Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
 2012-06-25 13:50:43 +02:00
Hiroshi DOYU 907309176f iommu/tegra: smmu: Print device name correctly 
Print an attached device name correctly.

Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
 2012-04-16 12:52:41 +02:00
Hiroshi DOYU 7a31f6f48b ARM: IOMMU: Tegra30: Add iommu_ops for SMMU driver 
Tegra 30 IOMMU H/W, SMMU (System Memory Management Unit). This patch
implements struct iommu_ops for SMMU for the upper IOMMU API.

This H/W module supports multiple virtual address spaces(domain x4),
and manages 2 level H/W translation pagetable.

Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
 2012-01-26 13:59:02 +01:00