| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/regulator/mps,mp886x.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Monolithic Power Systems MP8867/MP8869 voltage regulator |
| 8 | |
| 9 | maintainers: |
| 10 | - Jisheng Zhang <jszhang@kernel.org> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: regulator.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | enum: |
| 18 | - mps,mp8867 |
| 19 | - mps,mp8869 |
| 20 | |
| 21 | reg: |
| 22 | maxItems: 1 |
| 23 | |
| 24 | enable-gpios: |
| 25 | description: GPIO to enable/disable the regulator. |
| 26 | maxItems: 1 |
| 27 | |
| 28 | mps,fb-voltage-divider: |
| 29 | description: An array of two integers containing the resistor |
| 30 | values R1 and R2 of the feedback voltage divider in kilo ohms. |
| 31 | $ref: /schemas/types.yaml#/definitions/uint32-array |
| 32 | maxItems: 2 |
| 33 | |
| 34 | mps,switch-frequency-hz: |
| 35 | description: The valid switch frequency in Hertz. |
| 36 | enum: [500000, 750000, 1000000, 1250000, 1500000] |
| 37 | |
| 38 | required: |
| 39 | - compatible |
| 40 | - reg |
| 41 | - enable-gpios |
| 42 | - mps,fb-voltage-divider |
| 43 | |
| 44 | unevaluatedProperties: false |
| 45 | |
| 46 | examples: |
| 47 | - | |
| 48 | #include <dt-bindings/gpio/gpio.h> |
| 49 | i2c { |
| 50 | #address-cells = <1>; |
| 51 | #size-cells = <0>; |
| 52 | regulator@62 { |
| 53 | compatible = "mps,mp8869"; |
| 54 | regulator-name = "vcpu"; |
| 55 | regulator-min-microvolt = <800000>; |
| 56 | regulator-max-microvolt = <1150000>; |
| 57 | enable-gpios = <&porta 1 GPIO_ACTIVE_LOW>; |
| 58 | mps,fb-voltage-divider = <80 240>; |
| 59 | reg = <0x62>; |
| 60 | }; |
| 61 | }; |
| 62 | |
| 63 | ... |