Thread (24 messages) flat view 24 messages, 7 authors, 2014-06-24
STALE4460d

[PATCH RFC v1 1/2] documentation/iommu: Add description of Hisilicon System MMU binding

From: arnd@arndb.de (Arnd Bergmann)
Date: 2014-06-16 16:44:41

On Friday 06 June 2014 08:48:26 Arnd Bergmann wrote:
On Thursday 05 June 2014 21:37:09 Zhen Lei wrote:
quoted
+- smmu-masters  : A list of phandles to device nodes representing bus
+                  masters for which the SMMU can provide a translation
+                  and their corresponding StreamIDs (see example below).
We're currently in the process of defining a generic binding for IOMMUs.

While the smmu-masters property was copied from an existing binding,
I think we will end up migrating away from that towards a common way
to express those things, and we shouldn't add another one doing this
in a nonstandard way. Please have a look at the latest discussion
about the iommu binding using #iommu-cells and a reference from the
master to the iommu and see if you can migrate your code to use that.
Actually, nothing in 3.16 uses the broken binding yet, so I think
we can just declare it obsolete and remove it once the new binding
has been implemented.

	Arnd
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