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 on MSM8976
   8
   9 maintainers:
  10   - Stephen Boyd <sboyd@kernel.org>
  11   - Taniya Das <quic_tdas@quicinc.com>
  12
  13 description: |
  14   Qualcomm global clock control module provides the clocks, resets and power
  15   domains on MSM8976.
  16
  17   See also:: include/dt-bindings/clock/qcom,gcc-msm8976.h
  18
  19 properties:
  20   compatible:
  21     enum:
  22       - qcom,gcc-msm8976
  23       - qcom,gcc-msm8976-v1.1
  24
  25   clocks:
  26     items:
  27       - description: XO source
  28       - description: Always-on XO source
  29       - description: Pixel clock from DSI PHY0
  30       - description: Byte clock from DSI PHY0
  31       - description: Pixel clock from DSI PHY1
  32       - description: Byte clock from DSI PHY1
  33
  34   clock-names:
  35     items:
  36       - const: xo
  37       - const: xo_a
  38       - const: dsi0pll
  39       - const: dsi0pllbyte
  40       - const: dsi1pll
  41       - const: dsi1pllbyte
  42
  43   vdd_gfx-supply:
  44     description:
  45       Phandle to voltage regulator providing power to the GX domain.
  46
  47 required:
  48   - compatible
  49   - clocks
  50   - clock-names
  51   - vdd_gfx-supply
  52
  53 allOf:
  54   - $ref: qcom,gcc.yaml#
  55
  56 unevaluatedProperties: false
  57
  58 examples:
  59   - |
  60     clock-controller@1800000 {
  61       compatible = "qcom,gcc-msm8976";
  62       #clock-cells = <1>;
  63       #reset-cells = <1>;
  64       #power-domain-cells = <1>;
  65       reg = <0x1800000 0x80000>;
  66
  67       clocks = <&xo_board>,
  68                <&xo_board>,
  69                <&dsi0_phy 1>,
  70                <&dsi0_phy 0>,
  71                <&dsi1_phy 1>,
  72                <&dsi1_phy 0>;
  73
  74       clock-names = "xo",
  75                     "xo_a",
  76                     "dsi0pll",
  77                     "dsi0pllbyte",
  78                     "dsi1pll",
  79                     "dsi1pllbyte";
  80
  81       vdd_gfx-supply = <&pm8004_s5>;
  82     };
  83 ...