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| author | Alexandre Courbot <acourbot@nvidia.com> | 2016-03-28 11:23:01 +0200 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2016-04-26 18:39:53 +0200 |
| commit | 375d2447029fc6092ca6d08329c1af61901dd8b6 (patch) | |
| tree | 5d9379b8ba99f65858b570dea26171ad9fa7fd66 /Documentation/devicetree | |
| parent | dt-bindings: gk20a: Fix typo in compatible name (diff) | |
| download | linux-375d2447029fc6092ca6d08329c1af61901dd8b6.tar.xz linux-375d2447029fc6092ca6d08329c1af61901dd8b6.zip | |
dt-bindings: gk20a: Document iommus property
GK20A can optionally make use of an IOMMU.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt b/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt index 914f0ff4020e..1e3748337319 100644 --- a/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt +++ b/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt @@ -24,6 +24,9 @@ Required properties: - reset-names: Must include the following entries: - gpu +Optional properties: +- iommus: A reference to the IOMMU. See ../iommu/iommu.txt for details. + Example: gpu@0,57000000 { @@ -39,5 +42,6 @@ Example: clock-names = "gpu", "pwr"; resets = <&tegra_car 184>; reset-names = "gpu"; + iommus = <&mc TEGRA_SWGROUP_GPU>; status = "disabled"; }; |