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dt/bindings: drm/komeda: Adds SMMU support for D71 devicetree

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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>
This commit is contained in:
Lowry Li (Arm Technology China) 2019-06-06 10:53:10 +01:00 committed by Liviu Dudau
parent e87cae37f6
commit 6af386db05
1 changed files with 7 additions and 0 deletions
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7
Documentation/devicetree/bindings/display/arm,komeda.txt
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@ -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>;