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Commit 589c8340 authored by Isaac J. Manjarres's avatar Isaac J. Manjarres Committed by Gerrit - the friendly Code Review server
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dt-bindings: Document the "qcom,split-tables" IOMMU binding 

Add documentation for the qcom,split-tables binding. The property
specifies that the associated hardware can support the split-table
model, where a domain's IOVA space is split into two symmetric
portions: an upper portion, and a lower portion.

Change-Id: I0613e99c6a7b7e2b8c39cd37cc6762013bf6055f
parent 841db05c

bindings/iommu/arm,smmu.txt

+7 −0
Original line number Diff line number Diff line
@@ -128,6 +128,13 @@ conditions. 
		  retention. No cache invalidation operations involving asid

		  may be used.



- qcom,split-tables:

		  Some hardware configurations can easily use a model where

		  the I/O virtual address space for a domain can be split into

		  two symmetric portions, and clients can manage each portion.

		  Set for hardware that supports this model, and requires

		  this feature.



- qcom,actlr:

		  An array of <sid mask actlr-setting>.

		  Any sid X for which X&~mask==sid will be programmed with the