linux-loongson/Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/regulator/nxp,pf8x00-regulator.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NXP PF8100/PF8121A/PF8200 PMIC regulators

maintainers:
  - Jagan Teki <jagan@amarulasolutions.com>
  - Troy Kisky <troy.kisky@boundarydevices.com>

description: |
  PF8100/PF8121A/PF8200 is a PMIC designed for highperformance consumer
  applications. It features seven high efficiency buck converters, four
  linear and one vsnvs regulators. It has built-in one time programmable
  fuse bank for device configurations.  

properties:
  compatible:
    enum:
      - nxp,pf8100
      - nxp,pf8121a
      - nxp,pf8200

  reg:
    maxItems: 1

  regulators:
    type: object
    description: |
      list of regulators provided by this controller      

    patternProperties:
      "^ldo[1-4]$":
        type: object
        $ref: regulator.yaml#
        description:
          Properties for single LDO regulator.

        unevaluatedProperties: false

      "^buck[1-7]$":
        type: object
        $ref: regulator.yaml#
        description:
          Properties for single BUCK regulator.

        properties:
          nxp,ilim-ma:
            $ref: /schemas/types.yaml#/definitions/uint32
            minimum: 2100
            maximum: 4500
            deprecated: true
            description:
              BUCK regulators current limit in mA.
              This property is deprecated, please use
              "regulator-max-microamp" instead.

              Listed current limits in mA are,
              2100 (default)
              2600
              3000
              4500

          nxp,phase-shift:
            $ref: /schemas/types.yaml#/definitions/uint32
            default: 0
            enum: [ 0, 45, 90, 135, 180, 225, 270, 315 ]
            description:
              BUCK regulators phase shift control in degrees.

        unevaluatedProperties: false

    properties:
      vsnvs:
        type: object
        $ref: regulator.yaml#
        description:
          Properties for single VSNVS regulator.

        unevaluatedProperties: false

    additionalProperties: false

required:
  - compatible
  - reg
  - regulators

additionalProperties: false

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

        pmic@8 {
            compatible = "nxp,pf8100";
            reg = <0x08>;

            regulators {
                reg_ldo1: ldo1 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <5000000>;
                    regulator-min-microvolt = <1500000>;
                };

                reg_ldo2: ldo2 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <5000000>;
                    regulator-min-microvolt = <1500000>;
                };

                reg_ldo3: ldo3 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <5000000>;
                    regulator-min-microvolt = <1500000>;
                };

                reg_ldo4: ldo4 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <5000000>;
                    regulator-min-microvolt = <1500000>;
                };

                reg_buck1: buck1 {
                    nxp,ilim-ma = <4500>;
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <1800000>;
                    regulator-min-microvolt =  <400000>;
                };

                reg_buck2: buck2 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <1800000>;
                    regulator-min-microvolt =  <400000>;
                };

                reg_buck3: buck3 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <1800000>;
                    regulator-min-microvolt =  <400000>;
                };

                reg_buck4: buck4 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <1800000>;
                    regulator-min-microvolt =  <400000>;
                };

                reg_buck5: buck5 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <1800000>;
                    regulator-min-microvolt =  <400000>;
                };

                reg_buck6: buck6 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <1800000>;
                    regulator-min-microvolt =  <400000>;
                };

                reg_buck7: buck7 {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <3300000>;
                    regulator-min-microvolt = <3300000>;
                };

                reg_vsnvs: vsnvs {
                    regulator-always-on;
                    regulator-boot-on;
                    regulator-max-microvolt = <3300000>;
                    regulator-min-microvolt = <1800000>;
                };
            };
        };
    };