Bindings/phy/marvell,armada-3700-utmi-phy.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2
   3 %YAML 1.2
   4 ---
   5 $id: http://devicetree.org/schemas/phy/marvell,armada-3700-utmi-phy.yaml#
   6 $schema: http://devicetree.org/meta-schemas/core.yaml#
   7
   8 title: Marvell Armada UTMI/UTMI+ PHY
   9
  10 maintainers:
  11   - Miquel Raynal <miquel.raynal@bootlin.com>
  12
  13 description:
  14   On Armada 3700, there are two USB controllers, one is compatible with
  15   the USB2 and USB3 specifications and supports OTG. The other one is USB2
  16   compliant and only supports host mode. Both of these controllers come with
  17   a slightly different UTMI PHY.
  18
  19 properties:
  20   compatible:
  21     enum:
  22       - marvell,a3700-utmi-host-phy
  23       - marvell,a3700-utmi-otg-phy
  24   reg:
  25     maxItems: 1
  26
  27   "#phy-cells":
  28     const: 0
  29
  30   marvell,usb-misc-reg:
  31     description:
  32       Phandle on the "USB miscellaneous registers" shared region
  33       covering registers related to both the host controller and
  34       the PHY.
  35     $ref: /schemas/types.yaml#/definitions/phandle
  36
  37 required:
  38   - compatible
  39   - reg
  40   - "#phy-cells"
  41   - marvell,usb-misc-reg
  42
  43 additionalProperties: false
  44
  45 examples:
  46   - |
  47     usb2_utmi_host_phy: phy@5f000 {
  48       compatible = "marvell,a3700-utmi-host-phy";
  49       reg = <0x5f000 0x800>;
  50       marvell,usb-misc-reg = <&usb2_syscon>;
  51       #phy-cells = <0>;
  52     };
  53
  54     usb2_syscon: system-controller@5f800 {
  55       compatible = "marvell,armada-3700-usb2-host-misc", "syscon";
  56       reg = <0x5f800 0x800>;
  57     };