diff options
| author | Lowry Li (Arm Technology China) <Lowry.Li@arm.com> | 2019-06-06 10:53:10 +0100 |
|---|---|---|
| committer | Liviu Dudau <Liviu.Dudau@arm.com> | 2019-06-19 11:42:17 +0100 |
| commit | 6af386db05635db7cc3fac4d1d38a83b953f7251 (patch) | |
| tree | 7622c496e6f33749039ee3f81adf7efb9743c1a5 /Documentation/devicetree/bindings/display | |
| parent | e87cae37f6006f5cebb2ae2b39daf39be7fc0a27 (diff) | |
dt/bindings: drm/komeda: Adds SMMU support for D71 devicetree
Updates the device-tree doc about how to enable SMMU by devicetree.
Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Diffstat (limited to 'Documentation/devicetree/bindings/display')
| -rw-r--r-- | Documentation/devicetree/bindings/display/arm,komeda.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/arm,komeda.txt b/Documentation/devicetree/bindings/display/arm,komeda.txt index 02b226532ebd..b12c0453a421 100644 --- a/Documentation/devicetree/bindings/display/arm,komeda.txt +++ b/Documentation/devicetree/bindings/display/arm,komeda.txt @@ -11,6 +11,10 @@ Required properties: - "pclk": for the APB interface clock - #address-cells: Must be 1 - #size-cells: Must be 0 +- iommus: configure the stream id to IOMMU, Must be configured if want to + enable iommu in display. for how to configure this node please reference + devicetree/bindings/iommu/arm,smmu-v3.txt, + devicetree/bindings/iommu/iommu.txt Required properties for sub-node: pipeline@nq Each device contains one or two pipeline sub-nodes (at least one), each @@ -44,6 +48,9 @@ Example: interrupts = <0 168 4>; clocks = <&dpu_mclk>, <&dpu_aclk>; clock-names = "mclk", "pclk"; + iommus = <&smmu 0>, <&smmu 1>, <&smmu 2>, <&smmu 3>, + <&smmu 4>, <&smmu 5>, <&smmu 6>, <&smmu 7>, + <&smmu 8>, <&smmu 9>; dp0_pipe0: pipeline@0 { clocks = <&fpgaosc2>, <&dpu_aclk>; |