41 lines
966 B
YAML
41 lines
966 B
YAML
%YAML 1.2
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---
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$id: "http://devicetree.org/schemas/soc/qcom/qcom,tee-shared-memory-bridge.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: Qualcomm Technologies, Inc. Trusted execution environment shared memory bridge binding
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maintainers:
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- Zhen Kong <zkong@quicinc.com>
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description: |
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QTEE shared memory bridge driver is used to share memory between non-secure
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world and trustzone through shared memory bridge.
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properties:
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compatible:
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items:
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- const: qcom,tee-shared-memory-bridge
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qcom,custom-bridge-size : indicates the size of SHM Bridge to be supported in multiples of 4K
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required:
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- compatible
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optional:
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- qcom,custom-bridge-size
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examples:
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- |
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qtee_shmbridge {
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compatible = "qcom,tee-shared-memory-bridge";
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};
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To allocate 1M memory for SHMBridge, we will have entry like this:
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qtee_shmbridge {
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compatible = "qcom,tee-shared-memory-bridge";
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qcom,custom-bridge-size = <256>;
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};
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