| # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/regulator/mps,mpq7920.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Monolithic Power System MPQ7920 PMIC |
| |
| maintainers: |
| - Saravanan Sekar <sravanhome@gmail.com> |
| |
| properties: |
| $nodename: |
| pattern: "pmic@[0-9a-f]{1,2}" |
| compatible: |
| enum: |
| - mps,mpq7920 |
| |
| reg: |
| maxItems: 1 |
| |
| regulators: |
| type: object |
| $ref: regulator.yaml# |
| |
| description: | |
| list of regulators provided by this controller, must be named |
| after their hardware counterparts BUCK[1-4], one LDORTC, and LDO[2-5] |
| |
| properties: |
| mps,switch-freq: |
| $ref: "/schemas/types.yaml#/definitions/uint8" |
| enum: [0, 1, 2, 3] |
| default: 2 |
| description: | |
| switching frequency must be one of following corresponding value |
| 1.1MHz, 1.65MHz, 2.2MHz, 2.75MHz |
| |
| ldortc: |
| type: object |
| $ref: regulator.yaml# |
| |
| patternProperties: |
| "^ldo[1-4]$": |
| type: object |
| $ref: regulator.yaml# |
| |
| "^buck[1-4]$": |
| type: object |
| $ref: regulator.yaml# |
| |
| properties: |
| mps,buck-softstart: |
| $ref: "/schemas/types.yaml#/definitions/uint8" |
| enum: [0, 1, 2, 3] |
| description: | |
| defines the soft start time of this buck, must be one of the following |
| corresponding values 150us, 300us, 610us, 920us |
| |
| mps,buck-phase-delay: |
| $ref: "/schemas/types.yaml#/definitions/uint8" |
| enum: [0, 1, 2, 3] |
| description: | |
| defines the phase delay of this buck, must be one of the following |
| corresponding values 0deg, 90deg, 180deg, 270deg |
| |
| mps,buck-ovp-disable: |
| type: boolean |
| description: | |
| disables over voltage protection of this buck |
| |
| unevaluatedProperties: false |
| |
| additionalProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - regulators |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| pmic@69 { |
| compatible = "mps,mpq7920"; |
| reg = <0x69>; |
| |
| regulators { |
| mps,switch-freq = /bits/ 8 <1>; |
| |
| buck1 { |
| regulator-name = "buck1"; |
| regulator-min-microvolt = <400000>; |
| regulator-max-microvolt = <3587500>; |
| regulator-min-microamp = <460000>; |
| regulator-max-microamp = <7600000>; |
| regulator-boot-on; |
| mps,buck-ovp-disable; |
| mps,buck-phase-delay = /bits/ 8 <2>; |
| mps,buck-softstart = /bits/ 8 <1>; |
| }; |
| |
| ldo2 { |
| regulator-name = "ldo2"; |
| regulator-min-microvolt = <650000>; |
| regulator-max-microvolt = <3587500>; |
| }; |
| }; |
| }; |
| }; |
| ... |
