Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml

   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 allOf:
  17   - $ref: qcom,rpm-common.yaml#
  18
  19 properties:
  20   reg:
  21     maxItems: 1
  22
  23   compatible:
  24     enum:
  25       - qcom,qcm2290-bimc
  26       - qcom,qcm2290-cnoc
  27       - qcom,qcm2290-snoc
  28
  29 # Child node's properties
  30 patternProperties:
  31   '^interconnect-[a-z0-9]+$':
  32     type: object
  33     description:
  34       The interconnect providers do not have a separate QoS register space,
  35       but share parent's space.
  36
  37     allOf:
  38       - $ref: qcom,rpm-common.yaml#
  39
  40     properties:
  41       compatible:
  42         enum:
  43           - qcom,qcm2290-qup-virt
  44           - qcom,qcm2290-mmrt-virt
  45           - qcom,qcm2290-mmnrt-virt
  46
  47     required:
  48       - compatible
  49
  50     unevaluatedProperties: false
  51
  52 required:
  53   - compatible
  54   - reg
  55
  56 unevaluatedProperties: false
  57
  58 examples:
  59   - |
  60     #include <dt-bindings/clock/qcom,rpmcc.h>
  61
  62     snoc: interconnect@1880000 {
  63         compatible = "qcom,qcm2290-snoc";
  64         reg = <0x01880000 0x60200>;
  65         #interconnect-cells = <1>;
  66
  67         qup_virt: interconnect-qup {
  68             compatible = "qcom,qcm2290-qup-virt";
  69             #interconnect-cells = <1>;
  70         };
  71
  72         mmnrt_virt: interconnect-mmnrt {
  73             compatible = "qcom,qcm2290-mmnrt-virt";
  74             #interconnect-cells = <1>;
  75         };
  76
  77         mmrt_virt: interconnect-mmrt {
  78             compatible = "qcom,qcm2290-mmrt-virt";
  79             #interconnect-cells = <1>;
  80         };
  81     };
  82
  83     cnoc: interconnect@1900000 {
  84         compatible = "qcom,qcm2290-cnoc";
  85         reg = <0x01900000 0x8200>;
  86         #interconnect-cells = <1>;
  87     };
  88
  89     bimc: interconnect@4480000 {
  90         compatible = "qcom,qcm2290-bimc";
  91         reg = <0x04480000 0x80000>;
  92         #interconnect-cells = <1>;
  93     };