Documentation/devicetree/bindings/interconnect/qcom,sm6350-rpmh.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interconnect/qcom,sm6350-rpmh.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm SM6350 RPMh Network-On-Chip Interconnect

maintainers:
  - Luca Weiss <luca.weiss@fairphone.com>

description:
  Qualcomm RPMh-based interconnect provider on SM6350.

properties:
  compatible:
    enum:
      - qcom,sm6350-aggre1-noc
      - qcom,sm6350-aggre2-noc
      - qcom,sm6350-config-noc
      - qcom,sm6350-dc-noc
      - qcom,sm6350-gem-noc
      - qcom,sm6350-mmss-noc
      - qcom,sm6350-npu-noc
      - qcom,sm6350-system-noc

  reg:
    maxItems: 1

  clocks:
    minItems: 1
    maxItems: 2

patternProperties:
  '^interconnect-[a-z0-9\-]+$':
    type: object
    description:
      The interconnect providers do not have a separate QoS register space,
      but share parent's space.
    $ref: qcom,rpmh-common.yaml#

    properties:
      compatible:
        enum:
          - qcom,sm6350-clk-virt
          - qcom,sm6350-compute-noc

    required:
      - compatible

    unevaluatedProperties: false

required:
  - compatible
  - reg

allOf:
  - $ref: qcom,rpmh-common.yaml#
  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,sm6350-aggre1-noc
    then:
      properties:
        clocks:
          items:
            - description: aggre UFS PHY AXI clock

  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,sm6350-aggre2-noc
    then:
      properties:
        clocks:
          items:
            - description: aggre USB3 PRIM AXI clock
            - description: RPMH CC IPA clock

  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,sm6350-aggre1-noc
              - qcom,sm6350-aggre2-noc
    then:
      required:
        - clocks
    else:
      properties:
        clocks: false

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,gcc-sm6350.h>
    #include <dt-bindings/clock/qcom,rpmh.h>

    config_noc: interconnect@1500000 {
        compatible = "qcom,sm6350-config-noc";
        reg = <0x01500000 0x28000>;
        #interconnect-cells = <2>;
        qcom,bcm-voters = <&apps_bcm_voter>;
    };

    aggre2_noc: interconnect@1700000 {
        compatible = "qcom,sm6350-aggre2-noc";
        reg = <0x01700000 0x1f880>;
        #interconnect-cells = <2>;
        qcom,bcm-voters = <&apps_bcm_voter>;
        clocks = <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>,
                 <&rpmhcc RPMH_IPA_CLK>;

        compute_noc: interconnect-compute-noc {
            compatible = "qcom,sm6350-compute-noc";
            #interconnect-cells = <2>;
            qcom,bcm-voters = <&apps_bcm_voter>;
        };
    };