Documentation/devicetree/bindings/usb/ti,twl4030-usb.yaml


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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/ti,twl4030-usb.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Texas Instruments TWL4030 USB PHY and Comparator

maintainers:
  - Peter Ujfalusi <peter.ujfalusi@gmail.com>

description:
  Bindings for the USB PHY and comparator module found within the
  TWL4030 family of companion chips. If a sibling node is compatible with
  "ti,twl4030-bci", the driver for that node will query this device for
  USB power status.

properties:
  compatible:
    const: ti,twl4030-usb

  interrupts:
    minItems: 1
    items:
      - description: OTG interrupt number for ID events.
      - description: USB interrupt number for VBUS events.

  usb1v5-supply:
    description: Phandle to the vusb1v5 regulator.

  usb1v8-supply:
    description: Phandle to the vusb1v8 regulator.

  usb3v1-supply:
    description: Phandle to the vusb3v1 regulator.

  usb_mode:
    description: |
      The mode used by the PHY to connect to the controller:
        1: ULPI mode
        2: CEA2011_3PIN mode
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [1, 2]

  '#phy-cells':
    const: 0

required:
  - compatible
  - interrupts
  - usb1v5-supply
  - usb1v8-supply
  - usb3v1-supply
  - usb_mode

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>

    usb-phy {
        compatible = "ti,twl4030-usb";

        interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
        interrupt-parent = <&gic>;

        usb1v5-supply = <&reg_vusb1v5>;
        usb1v8-supply = <&reg_vusb1v8>;
        usb3v1-supply  = <&reg_vusb3v1>;
        usb_mode = <1>;

        #phy-cells = <0>;
    };