tree 4a9dbaf96ec07f0db4c1c606e088fe14f1f18fb9
parent 8a7f431221602fcde573dfdba26de1990ec195a0
author Will Deacon <will.deacon@arm.com> 1377089393 +0100
committer Will Deacon <will.deacon@arm.com> 1381324478 +0100

iommu/arm-smmu: use relaxed accessors where possible

Apart from fault handling and page table manipulation, we don't care
about memory ordering between SMMU control registers and normal,
cacheable memory, so use the _relaxed I/O accessors wherever possible.

Signed-off-by: Will Deacon <will.deacon@arm.com>