qcom,sc7280-rpmh.yaml

  1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/interconnect/qcom,sc7280-rpmh.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Qualcomm RPMh Network-On-Chip Interconnect on SC7280
  8
  9maintainers:
 10  - Bjorn Andersson <andersson@kernel.org>
 11  - Konrad Dybcio <konradybcio@kernel.org>
 12
 13description: |
 14  RPMh interconnect providers support system bandwidth requirements through
 15  RPMh hardware accelerators known as Bus Clock Manager (BCM).
 16
 17  See also: include/dt-bindings/interconnect/qcom,sc7280.h
 18
 19properties:
 20  compatible:
 21    enum:
 22      - qcom,sc7280-aggre1-noc
 23      - qcom,sc7280-aggre2-noc
 24      - qcom,sc7280-clk-virt
 25      - qcom,sc7280-cnoc2
 26      - qcom,sc7280-cnoc3
 27      - qcom,sc7280-dc-noc
 28      - qcom,sc7280-gem-noc
 29      - qcom,sc7280-lpass-ag-noc
 30      - qcom,sc7280-mc-virt
 31      - qcom,sc7280-mmss-noc
 32      - qcom,sc7280-nsp-noc
 33      - qcom,sc7280-system-noc
 34
 35  reg:
 36    maxItems: 1
 37
 38  clocks:
 39    minItems: 1
 40    maxItems: 2
 41
 42required:
 43  - compatible
 44
 45allOf:
 46  - $ref: qcom,rpmh-common.yaml#
 47  - if:
 48      properties:
 49        compatible:
 50          contains:
 51            enum:
 52              - qcom,sc7280-clk-virt
 53    then:
 54      properties:
 55        reg: false
 56    else:
 57      required:
 58        - reg
 59
 60  - if:
 61      properties:
 62        compatible:
 63          contains:
 64            enum:
 65              - qcom,sc7280-aggre1-noc
 66    then:
 67      properties:
 68        clocks:
 69          items:
 70            - description: aggre UFS PHY AXI clock
 71            - description: aggre USB3 PRIM AXI clock
 72
 73  - if:
 74      properties:
 75        compatible:
 76          contains:
 77            enum:
 78              - qcom,sc7280-aggre2-noc
 79    then:
 80      properties:
 81        clocks:
 82          items:
 83            - description: RPMH CC IPA clock
 84
 85  - if:
 86      properties:
 87        compatible:
 88          contains:
 89            enum:
 90              - qcom,sc7280-aggre1-noc
 91              - qcom,sc7280-aggre2-noc
 92    then:
 93      required:
 94        - clocks
 95    else:
 96      properties:
 97        clocks: false
 98
 99unevaluatedProperties: false
100
101examples:
102  - |
103    #include <dt-bindings/clock/qcom,gcc-sc7280.h>
104    interconnect {
105        compatible = "qcom,sc7280-clk-virt";
106        #interconnect-cells = <2>;
107        qcom,bcm-voters = <&apps_bcm_voter>;
108    };
109
110    interconnect@9100000 {
111        reg = <0x9100000 0xe2200>;
112        compatible = "qcom,sc7280-gem-noc";
113        #interconnect-cells = <2>;
114        qcom,bcm-voters = <&apps_bcm_voter>;
115    };
116
117    interconnect@16e0000 {
118        reg = <0x016e0000 0x1c080>;
119        compatible = "qcom,sc7280-aggre1-noc";
120        #interconnect-cells = <2>;
121        qcom,bcm-voters = <&apps_bcm_voter>;
122        clocks = <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
123                 <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>;
124    };