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 <quic_jhugo@quicinc.com>
  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-msm8226
  23       - qcom,mmcc-msm8660
  24       - qcom,mmcc-msm8960
  25       - qcom,mmcc-msm8974
  26       - qcom,mmcc-msm8992
  27       - qcom,mmcc-msm8994
  28       - qcom,mmcc-msm8996
  29       - qcom,mmcc-msm8998
  30       - qcom,mmcc-sdm630
  31       - qcom,mmcc-sdm660
  32
  33   clocks:
  34     items:
  35       - description: Board XO source
  36       - description: Board sleep source
  37       - description: Global PLL 0 clock
  38       - description: DSI phy instance 0 dsi clock
  39       - description: DSI phy instance 0 byte clock
  40       - description: DSI phy instance 1 dsi clock
  41       - description: DSI phy instance 1 byte clock
  42       - description: HDMI phy PLL clock
  43       - description: DisplayPort phy PLL vco clock
  44       - description: DisplayPort phy PLL link clock
  45
  46   clock-names:
  47     items:
  48       - const: xo
  49       - const: sleep
  50       - const: gpll0
  51       - const: dsi0dsi
  52       - const: dsi0byte
  53       - const: dsi1dsi
  54       - const: dsi1byte
  55       - const: hdmipll
  56       - const: dpvco
  57       - const: dplink
  58
  59   '#clock-cells':
  60     const: 1
  61
  62   '#reset-cells':
  63     const: 1
  64
  65   '#power-domain-cells':
  66     const: 1
  67
  68   reg:
  69     maxItems: 1
  70
  71   protected-clocks:
  72     description:
  73       Protected clock specifier list as per common clock binding
  74
  75   vdd-gfx-supply:
  76     description:
  77       Regulator supply for the GPU_GX GDSC
  78
  79 required:
  80   - compatible
  81   - reg
  82   - '#clock-cells'
  83   - '#reset-cells'
  84   - '#power-domain-cells'
  85
  86 additionalProperties: false
  87
  88 if:
  89   properties:
  90     compatible:
  91       contains:
  92         const: qcom,mmcc-msm8998
  93
  94 then:
  95   required:
  96     - clocks
  97     - clock-names
  98
  99 examples:
 100   # Example for MMCC for MSM8960:
 101   - |
 102     clock-controller@4000000 {
 103       compatible = "qcom,mmcc-msm8960";
 104       reg = <0x4000000 0x1000>;
 105       #clock-cells = <1>;
 106       #reset-cells = <1>;
 107       #power-domain-cells = <1>;
 108     };
 109 ...