Documentation/devicetree/bindings/interconnect/qcom,msm8939.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,msm8939.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm MSM8939 Network-On-Chip interconnect
   8
   9 maintainers:
  10   - Konrad Dybcio <konradybcio@kernel.org>
  11
  12 description: |
  13   The Qualcomm MSM8939 interconnect providers support adjusting the
  14   bandwidth requirements between the various NoC fabrics.
  15
  16 allOf:
  17   - $ref: qcom,rpm-common.yaml#
  18
  19 properties:
  20   compatible:
  21     enum:
  22       - qcom,msm8939-bimc
  23       - qcom,msm8939-pcnoc
  24       - qcom,msm8939-snoc
  25
  26   reg:
  27     maxItems: 1
  28
  29 patternProperties:
  30   '^interconnect-[a-z0-9\-]+$':
  31     type: object
  32     $ref: qcom,rpm-common.yaml#
  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         const: qcom,msm8939-snoc-mm
  43
  44     required:
  45       - compatible
  46
  47     unevaluatedProperties: false
  48
  49 required:
  50   - compatible
  51   - reg
  52
  53 unevaluatedProperties: false
  54
  55 examples:
  56   - |
  57     #include <dt-bindings/clock/qcom,rpmcc.h>
  58
  59     snoc: interconnect@580000 {
  60         compatible = "qcom,msm8939-snoc";
  61         reg = <0x00580000 0x14000>;
  62         #interconnect-cells = <1>;
  63     };
  64
  65     bimc: interconnect@400000 {
  66         compatible = "qcom,msm8939-bimc";
  67         reg = <0x00400000 0x62000>;
  68         #interconnect-cells = <1>;
  69
  70           snoc_mm: interconnect-snoc {
  71               compatible = "qcom,msm8939-snoc-mm";
  72               #interconnect-cells = <1>;
  73           };
  74     };