Documentation/devicetree/bindings/clock/qcom,gcc-msm8976.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/clock/qcom,gcc-msm8976.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Global Clock & Reset Controller Binding for MSM8976
   8
   9 maintainers:
  10   - Stephen Boyd <sboyd@kernel.org>
  11   - Taniya Das <tdas@codeaurora.org>
  12
  13 description: |
  14   Qualcomm global clock control module which supports the clocks, resets and
  15   power domains on MSM8976.
  16
  17   See also:
  18   - dt-bindings/clock/qcom,gcc-msm8976.h
  19
  20 properties:
  21   compatible:
  22     enum:
  23       - qcom,gcc-msm8976
  24       - qcom,gcc-msm8976-v1.1
  25
  26   clocks:
  27     items:
  28       - description: XO source
  29       - description: Always-on XO source
  30       - description: Pixel clock from DSI PHY0
  31       - description: Byte clock from DSI PHY0
  32       - description: Pixel clock from DSI PHY1
  33       - description: Byte clock from DSI PHY1
  34
  35   clock-names:
  36     items:
  37       - const: xo
  38       - const: xo_a
  39       - const: dsi0pll
  40       - const: dsi0pllbyte
  41       - const: dsi1pll
  42       - const: dsi1pllbyte
  43
  44   vdd_gfx-supply:
  45     description:
  46       Phandle to voltage regulator providing power to the GX domain.
  47
  48   '#clock-cells':
  49     const: 1
  50
  51   '#reset-cells':
  52     const: 1
  53
  54   '#power-domain-cells':
  55     const: 1
  56
  57   reg:
  58     maxItems: 1
  59
  60 required:
  61   - compatible
  62   - reg
  63   - clocks
  64   - clock-names
  65   - vdd_gfx-supply
  66   - '#clock-cells'
  67   - '#reset-cells'
  68   - '#power-domain-cells'
  69
  70 additionalProperties: false
  71
  72 examples:
  73   - |
  74     clock-controller@1800000 {
  75       compatible = "qcom,gcc-msm8976";
  76       #clock-cells = <1>;
  77       #reset-cells = <1>;
  78       #power-domain-cells = <1>;
  79       reg = <0x1800000 0x80000>;
  80
  81       clocks = <&xo_board>,
  82                <&xo_board>,
  83                <&dsi0_phy 1>,
  84                <&dsi0_phy 0>,
  85                <&dsi1_phy 1>,
  86                <&dsi1_phy 0>;
  87
  88       clock-names = "xo",
  89                     "xo_a",
  90                     "dsi0pll",
  91                     "dsi0pllbyte",
  92                     "dsi1pll",
  93                     "dsi1pllbyte";
  94
  95       vdd_gfx-supply = <&pm8004_s5>;
  96     };
  97 ...