Messages in this thread Patch in this message | | | From | Bhupesh Sharma <> | Subject | [PATCH v5 05/22] dt-bindings: qcom-bam: Add 'iommus' to optional properties | Date | Wed, 10 Nov 2021 16:29:05 +0530 |
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Add 'optional' property - 'iommus' to the device-tree binding documentation for qcom-bam DMA IP.
This property describes the phandle(s) to apps_smmu node with sid mask.
Cc: Thara Gopinath <thara.gopinath@linaro.org> Cc: Bjorn Andersson <bjorn.andersson@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org> --- .../devicetree/bindings/dma/qcom_bam_dma.yaml | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml b/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml index 20e734448c1f..cfff3a2286fb 100644 --- a/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml +++ b/Documentation/devicetree/bindings/dma/qcom_bam_dma.yaml @@ -53,6 +53,12 @@ properties: interconnect-names: const: memory + iommus: + minItems: 1 + maxItems: 8 + description: + phandle(s) to apps_smmu node with sid mask. + qcom,ee: $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 @@ -96,4 +102,8 @@ examples: clock-names = "bam_clk"; #dma-cells = <1>; qcom,ee = <0>; + iommus = <&apps_smmu 0x584 0x0011>, + <&apps_smmu 0x586 0x0011>, + <&apps_smmu 0x594 0x0011>, + <&apps_smmu 0x596 0x0011>; }; -- 2.31.1
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