Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 # Copyright 2019 BayLibre, SAS
   3 %YAML 1.2
   4 ---
   5 $id: http://devicetree.org/schemas/phy/amlogic,g12a-usb2-phy.yaml#
   6 $schema: http://devicetree.org/meta-schemas/core.yaml#
   7
   8 title: Amlogic G12A USB2 PHY
   9
  10 maintainers:
  11   - Neil Armstrong <neil.armstrong@linaro.org>
  12
  13 properties:
  14   compatible:
  15     enum:
  16       - amlogic,g12a-usb2-phy
  17       - amlogic,a1-usb2-phy
  18
  19   reg:
  20     maxItems: 1
  21
  22   clocks:
  23     maxItems: 1
  24
  25   clock-names:
  26     items:
  27       - const: xtal
  28
  29   resets:
  30     maxItems: 1
  31
  32   reset-names:
  33     items:
  34       - const: phy
  35
  36   "#phy-cells":
  37     const: 0
  38
  39   phy-supply:
  40     description:
  41       Phandle to a regulator that provides power to the PHY. This
  42       regulator will be managed during the PHY power on/off sequence.
  43
  44   power-domains:
  45     maxItems: 1
  46
  47 required:
  48   - compatible
  49   - reg
  50   - clocks
  51   - clock-names
  52   - resets
  53   - reset-names
  54   - "#phy-cells"
  55
  56 if:
  57   properties:
  58     compatible:
  59       enum:
  60         - amlogic,meson-a1-usb-ctrl
  61
  62 then:
  63   properties:
  64     power-domains:
  65       maxItems: 1
  66   required:
  67     - power-domains
  68
  69 additionalProperties: false
  70
  71 examples:
  72   - |
  73     phy@36000 {
  74           compatible = "amlogic,g12a-usb2-phy";
  75           reg = <0x36000 0x2000>;
  76           clocks = <&xtal>;
  77           clock-names = "xtal";
  78           resets = <&phy_reset>;
  79           reset-names = "phy";
  80           #phy-cells = <0>;
  81     };