richtek,rtq2134-regulator.yaml

  1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/regulator/richtek,rtq2134-regulator.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Richtek RTQ2134 SubPMIC Regulator
  8
  9maintainers:
 10  - ChiYuan Huang <cy_huang@richtek.com>
 11
 12description: |
 13  The RTQ2134 is a multi-phase, programmable power management IC that
 14  integrates with four high efficient, synchronous step-down converter cores.
 15
 16  Datasheet is available at
 17  https://www.richtek.com/assets/product_file/RTQ2134-QA/DSQ2134-QA-01.pdf
 18
 19properties:
 20  compatible:
 21    enum:
 22      - richtek,rtq2134
 23
 24  reg:
 25    maxItems: 1
 26
 27  regulators:
 28    type: object
 29
 30    patternProperties:
 31      "^buck[1-3]$":
 32        type: object
 33        $ref: regulator.yaml#
 34        description: |
 35          regulator description for buck[1-3].
 36
 37        properties:
 38          richtek,use-vsel-dvs:
 39            type: boolean
 40            description: |
 41              If specified, buck will listen to 'vsel' pin for dvs config.
 42              Else, use dvs0 voltage by default.
 43
 44          richtek,uv-shutdown:
 45            type: boolean
 46            description: |
 47              If specified, use shutdown as UV action. Else, hiccup by default.
 48
 49        unevaluatedProperties: false
 50
 51    additionalProperties: false
 52
 53required:
 54  - compatible
 55  - reg
 56  - regulators
 57
 58additionalProperties: false
 59
 60examples:
 61  - |
 62    i2c {
 63      #address-cells = <1>;
 64      #size-cells = <0>;
 65
 66      rtq2134@18 {
 67        compatible = "richtek,rtq2134";
 68        reg = <0x18>;
 69
 70        regulators {
 71          buck1 {
 72            regulator-name = "rtq2134-buck1";
 73            regulator-min-microvolt = <300000>;
 74            regulator-max-microvolt = <1850000>;
 75            regulator-always-on;
 76            richtek,use-vsel-dvs;
 77            regulator-state-mem {
 78              regulator-suspend-min-microvolt = <550000>;
 79              regulator-suspend-max-microvolt = <550000>;
 80            };
 81          };
 82          buck2 {
 83            regulator-name = "rtq2134-buck2";
 84            regulator-min-microvolt = <1120000>;
 85            regulator-max-microvolt = <1120000>;
 86            regulator-always-on;
 87            richtek,use-vsel-dvs;
 88            regulator-state-mem {
 89              regulator-suspend-min-microvolt = <1120000>;
 90              regulator-suspend-max-microvolt = <1120000>;
 91            };
 92          };
 93          buck3 {
 94            regulator-name = "rtq2134-buck3";
 95            regulator-min-microvolt = <600000>;
 96            regulator-max-microvolt = <600000>;
 97            regulator-always-on;
 98            richtek,use-vsel-dvs;
 99            regulator-state-mem {
100              regulator-suspend-min-microvolt = <600000>;
101              regulator-suspend-max-microvolt = <600000>;
102            };
103          };
104        };
105      };
106    };