drivers/staging/hikey9xx/phy-hi3670-usb3.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/phy/hisilicon,hi3670-usb3.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Hisilicon Kirin970 USB PHY
   8
   9 maintainers:
  10   - Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
  11 description: |+
  12   Bindings for USB3 PHY on HiSilicon Kirin 970.
  13
  14 properties:
  15   compatible:
  16     const: hisilicon,hi3670-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,sctrl-syscon:
  30     $ref: '/schemas/types.yaml#/definitions/phandle'
  31     description: phandle of syscon used to control phy deep sleep.
  32
  33   hisilicon,eye-diagram-param:
  34     $ref: /schemas/types.yaml#/definitions/uint32
  35     description: Eye diagram for phy.
  36
  37   hisilicon,tx-vboost-lvl:
  38     $ref: /schemas/types.yaml#/definitions/uint32
  39     description: TX level vboost for phy.
  40
  41 required:
  42   - compatible
  43   - hisilicon,pericrg-syscon
  44   - hisilicon,pctrl-syscon
  45   - hisilicon,sctrl-syscon
  46   - hisilicon,eye-diagram-param
  47   - hisilicon,tx-vboost-lvl
  48   - "#phy-cells"
  49
  50 additionalProperties: false
  51
  52 examples:
  53   - |
  54     bus {
  55       #address-cells = <2>;
  56       #size-cells = <2>;
  57
  58       usb3_otg_bc: usb3_otg_bc@ff200000 {
  59         compatible = "syscon", "simple-mfd";
  60         reg = <0x0 0xff200000 0x0 0x1000>;
  61
  62         usb_phy {
  63           compatible = "hisilicon,hi3670-usb-phy";
  64           #phy-cells = <0>;
  65           hisilicon,pericrg-syscon = <&crg_ctrl>;
  66           hisilicon,pctrl-syscon = <&pctrl>;
  67           hisilicon,sctrl-syscon = <&sctrl>;
  68           hisilicon,eye-diagram-param = <0xfdfee4>;
  69           hisilicon,tx-vboost-lvl = <0x5>;
  70         };
  71       };
  72     };