Documentation/devicetree/bindings/clock/qcom,kpss-gcc.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,kpss-gcc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Krait Processor Sub-system (KPSS) Global Clock Controller (GCC)
   8
   9 maintainers:
  10   - Christian Marangi <ansuelsmth@gmail.com>
  11
  12 description:
  13   Krait Processor Sub-system (KPSS) Global Clock Controller (GCC). Used
  14   to control L2 mux (in the current implementation) and provide access
  15   to the kpss-gcc registers.
  16
  17 properties:
  18   compatible:
  19     items:
  20       - enum:
  21           - qcom,kpss-gcc-ipq8064
  22           - qcom,kpss-gcc-apq8064
  23           - qcom,kpss-gcc-msm8974
  24           - qcom,kpss-gcc-msm8960
  25           - qcom,kpss-gcc-msm8660
  26           - qcom,kpss-gcc-mdm9615
  27       - const: qcom,kpss-gcc
  28       - const: syscon
  29
  30   reg:
  31     maxItems: 1
  32
  33   clocks:
  34     minItems: 2
  35     maxItems: 2
  36
  37   clock-names:
  38     items:
  39       - const: pll8_vote
  40       - const: pxo
  41
  42   '#clock-cells':
  43     const: 0
  44
  45 required:
  46   - compatible
  47   - reg
  48
  49 if:
  50   properties:
  51     compatible:
  52       contains:
  53         enum:
  54           - qcom,kpss-gcc-ipq8064
  55           - qcom,kpss-gcc-apq8064
  56           - qcom,kpss-gcc-msm8974
  57           - qcom,kpss-gcc-msm8960
  58 then:
  59   required:
  60     - clocks
  61     - clock-names
  62     - '#clock-cells'
  63 else:
  64   properties:
  65     clock: false
  66     clock-names: false
  67     '#clock-cells': false
  68
  69 additionalProperties: false
  70
  71 examples:
  72   - |
  73     #include <dt-bindings/clock/qcom,gcc-ipq806x.h>
  74
  75     clock-controller@2011000 {
  76       compatible = "qcom,kpss-gcc-ipq8064", "qcom,kpss-gcc", "syscon";
  77       reg = <0x2011000 0x1000>;
  78       clocks = <&gcc PLL8_VOTE>, <&pxo_board>;
  79       clock-names = "pll8_vote", "pxo";
  80       #clock-cells = <0>;
  81     };
  82
  83   - |
  84     clock-controller@2011000 {
  85       compatible = "qcom,kpss-gcc-mdm9615", "qcom,kpss-gcc", "syscon";
  86       reg = <0x02011000 0x1000>;
  87     };
  88 ...