Documentation/devicetree/bindings/phy/hisilicon,hi3660-usb3.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/phy/hisilicon,hi3660-usb3.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Hisilicon Kirin 960 USB PHY
   8
   9 maintainers:
  10   - Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
  11 description: |+
  12   Bindings for USB3 PHY on HiSilicon Kirin 960.
  13
  14 properties:
  15   compatible:
  16     const: hisilicon,hi3660-usb-phy
  17
  18   "#phy-cells":
  19     const: 0
  20
  21   hisilicon,pericrg-syscon:
  22     $ref: '/schemas/types.yaml#/definitions/phandle'
  23     description: phandle of syscon used to control iso refclk.
  24
  25   hisilicon,pctrl-syscon:
  26     $ref: '/schemas/types.yaml#/definitions/phandle'
  27     description: phandle of syscon used to control usb tcxo.
  28
  29   hisilicon,eye-diagram-param:
  30     $ref: /schemas/types.yaml#/definitions/uint32
  31     description: Eye diagram for phy.
  32
  33 required:
  34   - compatible
  35   - hisilicon,pericrg-syscon
  36   - hisilicon,pctrl-syscon
  37   - hisilicon,eye-diagram-param
  38   - "#phy-cells"
  39
  40 additionalProperties: false
  41
  42 examples:
  43   - |
  44     bus {
  45       #address-cells = <2>;
  46       #size-cells = <2>;
  47
  48       usb3_otg_bc: usb3_otg_bc@ff200000 {
  49         compatible = "syscon", "simple-mfd";
  50         reg = <0x0 0xff200000 0x0 0x1000>;
  51
  52         usb-phy {
  53           compatible = "hisilicon,hi3660-usb-phy";
  54           #phy-cells = <0>;
  55           hisilicon,pericrg-syscon = <&crg_ctrl>;
  56           hisilicon,pctrl-syscon = <&pctrl>;
  57           hisilicon,eye-diagram-param = <0x22466e4>;
  58         };
  59       };
  60     };