Documentation/devicetree/bindings/clock/qcom,mmcc.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/clock/qcom,mmcc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Multimedia Clock & Reset Controller Binding
   8
   9 maintainers:
  10   - Jeffrey Hugo <jhugo@codeaurora.org>
  11   - Taniya Das <tdas@codeaurora.org>
  12
  13 description: |
  14   Qualcomm multimedia clock control module which supports the clocks, resets and
  15   power domains.
  16
  17 properties:
  18   compatible:
  19     enum:
  20       - qcom,mmcc-apq8064
  21       - qcom,mmcc-apq8084
  22       - qcom,mmcc-msm8660
  23       - qcom,mmcc-msm8960
  24       - qcom,mmcc-msm8974
  25       - qcom,mmcc-msm8992
  26       - qcom,mmcc-msm8994
  27       - qcom,mmcc-msm8996
  28       - qcom,mmcc-msm8998
  29       - qcom,mmcc-sdm630
  30       - qcom,mmcc-sdm660
  31
  32   clocks:
  33     items:
  34       - description: Board XO source
  35       - description: Board sleep source
  36       - description: Global PLL 0 clock
  37       - description: DSI phy instance 0 dsi clock
  38       - description: DSI phy instance 0 byte clock
  39       - description: DSI phy instance 1 dsi clock
  40       - description: DSI phy instance 1 byte clock
  41       - description: HDMI phy PLL clock
  42       - description: DisplayPort phy PLL vco clock
  43       - description: DisplayPort phy PLL link clock
  44
  45   clock-names:
  46     items:
  47       - const: xo
  48       - const: sleep
  49       - const: gpll0
  50       - const: dsi0dsi
  51       - const: dsi0byte
  52       - const: dsi1dsi
  53       - const: dsi1byte
  54       - const: hdmipll
  55       - const: dpvco
  56       - const: dplink
  57
  58   '#clock-cells':
  59     const: 1
  60
  61   '#reset-cells':
  62     const: 1
  63
  64   '#power-domain-cells':
  65     const: 1
  66
  67   reg:
  68     maxItems: 1
  69
  70   protected-clocks:
  71     description:
  72       Protected clock specifier list as per common clock binding
  73
  74   vdd-gfx-supply:
  75     description:
  76       Regulator supply for the GPU_GX GDSC
  77
  78 required:
  79   - compatible
  80   - reg
  81   - '#clock-cells'
  82   - '#reset-cells'
  83   - '#power-domain-cells'
  84
  85 additionalProperties: false
  86
  87 if:
  88   properties:
  89     compatible:
  90       contains:
  91         const: qcom,mmcc-msm8998
  92
  93 then:
  94   required:
  95     - clocks
  96     - clock-names
  97
  98 examples:
  99   # Example for MMCC for MSM8960:
 100   - |
 101     clock-controller@4000000 {
 102       compatible = "qcom,mmcc-msm8960";
 103       reg = <0x4000000 0x1000>;
 104       #clock-cells = <1>;
 105       #reset-cells = <1>;
 106       #power-domain-cells = <1>;
 107     };
 108 ...