Documentation/devicetree/bindings/phy/samsung,exynos2200-eusb2-phy.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/samsung,exynos2200-eusb2-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Samsung Exynos2200 eUSB2 phy controller

maintainers:
  - Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>

description:
  Samsung Exynos2200 eUSB2 phy, based on Synopsys eUSB2 IP block, supports
  LS/FS/HS usb connectivity.

properties:
  compatible:
    enum:
      - samsung,exynos2200-eusb2-phy

  reg:
    maxItems: 1

  "#phy-cells":
    const: 0

  clocks:
    items:
      - description: Reference clock
      - description: Bus (APB) clock
      - description: Control clock

  clock-names:
    items:
      - const: ref
      - const: bus
      - const: ctrl

  resets:
    maxItems: 1

  phys:
    maxItems: 1
    description:
      Phandle to eUSB2 to USB 2.0 repeater

  vdd-supply:
    description:
      Phandle to 0.88V regulator supply to PHY digital circuit.

  vdda12-supply:
    description:
      Phandle to 1.2V regulator supply to PHY refclk pll block.

required:
  - compatible
  - reg
  - "#phy-cells"
  - clocks
  - clock-names
  - vdd-supply
  - vdda12-supply

additionalProperties: false

examples:
  - |
    usb_hsphy: phy@10ab0000 {
        compatible = "samsung,exynos2200-eusb2-phy";
        reg = <0x10ab0000 0x10000>;
        #phy-cells = <0>;

        clocks = <&cmu_hsi0 7>,
                 <&cmu_hsi0 5>,
                 <&cmu_hsi0 8>;
        clock-names = "ref", "bus", "ctrl";

        vdd-supply = <&vreg_0p88>;
        vdda12-supply = <&vreg_1p2>;
    };