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