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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/contrib/device-tree/Bindings/crypto/qcom-qce.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/crypto/qcom-qce.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: Qualcomm crypto engine driver

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maintainers:

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  - Bhupesh Sharma <bhupesh.sharma@linaro.org>

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description:

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  This document defines the binding for the QCE crypto

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  controller found on Qualcomm parts.

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properties:

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  compatible:

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    oneOf:

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      - const: qcom,crypto-v5.1

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        deprecated: true

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        description: Kept only for ABI backward compatibility

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      - const: qcom,crypto-v5.4

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        deprecated: true

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        description: Kept only for ABI backward compatibility

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      - items:

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          - enum:

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              - qcom,ipq4019-qce

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              - qcom,sm8150-qce

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          - const: qcom,qce

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      - items:

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          - enum:

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              - qcom,ipq6018-qce

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              - qcom,ipq8074-qce

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              - qcom,ipq9574-qce

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              - qcom,msm8996-qce

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              - qcom,qcm2290-qce

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              - qcom,sdm845-qce

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              - qcom,sm6115-qce

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          - const: qcom,ipq4019-qce

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          - const: qcom,qce

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      - items:

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          - enum:

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              - qcom,sc7280-qce

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              - qcom,sm6350-qce

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              - qcom,sm8250-qce

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              - qcom,sm8350-qce

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              - qcom,sm8450-qce

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              - qcom,sm8550-qce

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              - qcom,sm8650-qce

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          - const: qcom,sm8150-qce

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          - const: qcom,qce

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  reg:

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    maxItems: 1

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  clocks:

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    minItems: 1

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    maxItems: 3

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  clock-names:

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    minItems: 1

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    maxItems: 3

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  iommus:

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    minItems: 1

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    maxItems: 8

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    description:

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      phandle to apps_smmu node with sid mask.

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  interconnects:

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    maxItems: 1

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    description:

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      Interconnect path between qce crypto and main memory.

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  interconnect-names:

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    const: memory

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  dmas:

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    items:

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      - description: DMA specifiers for rx dma channel.

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      - description: DMA specifiers for tx dma channel.

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  dma-names:

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    items:

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      - const: rx

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      - const: tx

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allOf:

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  - if:

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      properties:

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        compatible:

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          contains:

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            enum:

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              - qcom,crypto-v5.1

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              - qcom,crypto-v5.4

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              - qcom,ipq6018-qce

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              - qcom,ipq8074-qce

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              - qcom,ipq9574-qce

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              - qcom,msm8996-qce

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              - qcom,sdm845-qce

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    then:

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      properties:

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        clocks:

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          maxItems: 3

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        clock-names:

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          items:

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            - const: iface

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            - const: bus

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            - const: core

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      required:

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        - clocks

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        - clock-names

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  - if:

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      properties:

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        compatible:

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          contains:

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            enum:

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              - qcom,qcm2290-qce

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              - qcom,sm6115-qce

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    then:

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      properties:

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        clocks:

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          maxItems: 1

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        clock-names:

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          items:

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            - const: core

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      required:

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        - clocks

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        - clock-names

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  - if:

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      properties:

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        compatible:

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          contains:

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            enum:

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              - qcom,sm8150-qce

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    then:

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      properties:

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        clocks: false

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        clock-names: false

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required:

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  - compatible

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  - reg

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  - dmas

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  - dma-names

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additionalProperties: false

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examples:

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  - |

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    #include <dt-bindings/clock/qcom,gcc-apq8084.h>

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    crypto-engine@fd45a000 {

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        compatible = "qcom,ipq6018-qce", "qcom,ipq4019-qce", "qcom,qce";

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        reg = <0xfd45a000 0x6000>;

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        clocks = <&gcc GCC_CE2_AHB_CLK>,

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                 <&gcc GCC_CE2_AXI_CLK>,

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                 <&gcc GCC_CE2_CLK>;

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        clock-names = "iface", "bus", "core";

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        dmas = <&cryptobam 2>, <&cryptobam 3>;

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        dma-names = "rx", "tx";

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        iommus = <&apps_smmu 0x584 0x0011>,

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                 <&apps_smmu 0x586 0x0011>,

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                 <&apps_smmu 0x594 0x0011>,

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                 <&apps_smmu 0x596 0x0011>;

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    };

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