qcom,qcm2290.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/interconnect/qcom,qcm2290.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Qualcomm QCM2290 Network-On-Chip interconnect
    8 
    9 maintainers:
   10   - Shawn Guo <shawn.guo@linaro.org>
   11 
   12 description: |
   13   The Qualcomm QCM2290 interconnect providers support adjusting the
   14   bandwidth requirements between the various NoC fabrics.
   15 
   16 properties:
   17   reg:
   18     maxItems: 1
   19 
   20   compatible:
   21     enum:
   22       - qcom,qcm2290-bimc
   23       - qcom,qcm2290-cnoc
   24       - qcom,qcm2290-snoc
   25 
   26   '#interconnect-cells':
   27     const: 1
   28 
   29   clock-names:
   30     items:
   31       - const: bus
   32       - const: bus_a
   33 
   34   clocks:
   35     items:
   36       - description: Bus Clock
   37       - description: Bus A Clock
   38 
   39 # Child node's properties
   40 patternProperties:
   41   '^interconnect-[a-z0-9]+$':
   42     type: object
   43     description:
   44       The interconnect providers do not have a separate QoS register space,
   45       but share parent's space.
   46 
   47     properties:
   48       compatible:
   49         enum:
   50           - qcom,qcm2290-qup-virt
   51           - qcom,qcm2290-mmrt-virt
   52           - qcom,qcm2290-mmnrt-virt
   53 
   54       '#interconnect-cells':
   55         const: 1
   56 
   57       clock-names:
   58         items:
   59           - const: bus
   60           - const: bus_a
   61 
   62       clocks:
   63         items:
   64           - description: Bus Clock
   65           - description: Bus A Clock
   66 
   67     required:
   68       - compatible
   69       - '#interconnect-cells'
   70       - clock-names
   71       - clocks
   72 
   73     additionalProperties: false
   74 
   75 required:
   76   - compatible
   77   - reg
   78   - '#interconnect-cells'
   79   - clock-names
   80   - clocks
   81 
   82 additionalProperties: false
   83 
   84 examples:
   85   - |
   86     #include <dt-bindings/clock/qcom,rpmcc.h>
   87 
   88     snoc: interconnect@1880000 {
   89         compatible = "qcom,qcm2290-snoc";
   90         reg = <0x01880000 0x60200>;
   91         #interconnect-cells = <1>;
   92         clock-names = "bus", "bus_a";
   93         clocks = <&rpmcc RPM_SMD_SNOC_CLK>,
   94                  <&rpmcc RPM_SMD_SNOC_A_CLK>;
   95 
   96         qup_virt: interconnect-qup {
   97             compatible = "qcom,qcm2290-qup-virt";
   98             #interconnect-cells = <1>;
   99             clock-names = "bus", "bus_a";
  100             clocks = <&rpmcc RPM_SMD_QUP_CLK>,
  101                      <&rpmcc RPM_SMD_QUP_A_CLK>;
  102         };
  103 
  104         mmnrt_virt: interconnect-mmnrt {
  105             compatible = "qcom,qcm2290-mmnrt-virt";
  106             #interconnect-cells = <1>;
  107             clock-names = "bus", "bus_a";
  108             clocks = <&rpmcc RPM_SMD_MMNRT_CLK>,
  109                      <&rpmcc RPM_SMD_MMNRT_A_CLK>;
  110         };
  111 
  112         mmrt_virt: interconnect-mmrt {
  113             compatible = "qcom,qcm2290-mmrt-virt";
  114             #interconnect-cells = <1>;
  115             clock-names = "bus", "bus_a";
  116             clocks = <&rpmcc RPM_SMD_MMRT_CLK>,
  117                      <&rpmcc RPM_SMD_MMRT_A_CLK>;
  118         };
  119     };
  120 
  121     cnoc: interconnect@1900000 {
  122         compatible = "qcom,qcm2290-cnoc";
  123         reg = <0x01900000 0x8200>;
  124         #interconnect-cells = <1>;
  125         clock-names = "bus", "bus_a";
  126         clocks = <&rpmcc RPM_SMD_CNOC_CLK>,
  127                  <&rpmcc RPM_SMD_CNOC_A_CLK>;
  128     };
  129 
  130     bimc: interconnect@4480000 {
  131         compatible = "qcom,qcm2290-bimc";
  132         reg = <0x04480000 0x80000>;
  133         #interconnect-cells = <1>;
  134         clock-names = "bus", "bus_a";
  135         clocks = <&rpmcc RPM_SMD_BIMC_CLK>,
  136                  <&rpmcc RPM_SMD_BIMC_A_CLK>;
  137     };

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