xref: /openbmc/linux/Documentation/devicetree/bindings/regulator/onnn,fan53880.yaml (revision 4b4193256c8d3bc3a5397b5cd9494c2ad386317d)

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/regulator/onnn,fan53880.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Onsemi FAN53880 PMIC

maintainers:
  - Christoph Fritz <chf.fritz@googlemail.com>

description: |
  The FAN53880 is an I2C porgrammable power management IC (PMIC)
  that contains a BUCK (step-down converter), four low dropouts (LDO)
  and one BOOST (step-up converter) output. It is designed for mobile
  power applications.

properties:
  $nodename:
    pattern: "pmic@[0-9a-f]{1,2}"
  compatible:
    enum:
      - onnn,fan53880

  reg:
    maxItems: 1

  VIN12-supply:
    description: Input supply phandle(s) for LDO1 and LDO2

  VIN3-supply:
    description: Input supply phandle(s) for LDO3

  VIN4-supply:
    description: Input supply phandle(s) for LDO4

  PVIN-supply:
    description: Input supply phandle(s) for BUCK and BOOST

  regulators:
    type: object
    $ref: regulator.yaml#
    description: |
      list of regulators provided by this controller, must be named
      after their hardware counterparts LDO[1-4], BUCK and BOOST

    patternProperties:
      "^LDO[1-4]$":
        type: object
        $ref: regulator.yaml#

      "^BUCK|BOOST$":
        type: object
        $ref: regulator.yaml#

    additionalProperties: false

required:
  - compatible
  - reg
  - regulators

additionalProperties: false

examples:
  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        pmic@35 {
            compatible = "onnn,fan53880";
            reg = <0x35>;

            PVIN-supply = <&fixreg_example_vcc>;

            regulators {
                BUCK {
                    regulator-min-microvolt = <1200000>;
                    regulator-max-microvolt = <1200000>;
                };
            };
       };
     };
...