Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/brcm,ns2-drd-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Broadcom Northstar2 USB2 Dual Role Device PHY

maintainers:
  - Florian Fainelli <florian.fainelli@broadcom.com>
  - Hauke Mehrtens <hauke@hauke-m.de>
  - Rafał Miłecki <zajec5@gmail.com>

properties:
  compatible:
    const: brcm,ns2-drd-phy

  reg:
    items:
      - description: DRD ICFG configurations
      - description: DRD IDM reset
      - description: CRMU core vdd, PHY and PHY PLL reset
      - description: Port over current polarity reversal

  reg-names:
    items:
      - const: icfg
      - const: rst-ctrl
      - const: crmu-ctrl
      - const: usb2-strap

  '#phy-cells':
    const: 0

  id-gpios:
    maxItems: 1
    description: ID GPIO line

  vbus-gpios:
    maxItems: 1
    description: VBUS GPIO line

required:
  - '#phy-cells'
  - compatible
  - reg
  - reg-names
  - id-gpios
  - vbus-gpios

additionalProperties: false

examples:
  - |
    phy@66000960 {
        #phy-cells = <0>;
        compatible = "brcm,ns2-drd-phy";
        reg = <0x66000960 0x24>, <0x67012800 0x4>, <0x6501d148 0x4>, <0x664d0700 0x4>;
        reg-names = "icfg", "rst-ctrl", "crmu-ctrl", "usb2-strap";
        id-gpios = <&gpio_g 30 0>;
        vbus-gpios = <&gpio_g 31 0>;
    };