| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | # Copyright 2022 Analog Devices Inc. |
| 3 | %YAML 1.2 |
| 4 | --- |
| 5 | $id: http://devicetree.org/schemas/regulator/adi,max77857.yaml# |
| 6 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 7 | |
| 8 | title: Analog Devices MAX77857 Buck-Boost Converter |
| 9 | |
| 10 | maintainers: |
| 11 | - Ibrahim Tilki <Ibrahim.Tilki@analog.com> |
| 12 | - Okan Sahin <Okan.Sahin@analog.com> |
| 13 | |
| 14 | description: Analog Devices MAX77857 Buck-Boost Converter |
| 15 | |
| 16 | properties: |
| 17 | compatible: |
| 18 | enum: |
| 19 | - adi,max77831 |
| 20 | - adi,max77857 |
| 21 | - adi,max77859 |
| 22 | - adi,max77859a |
| 23 | |
| 24 | reg: |
| 25 | description: I2C address of the device |
| 26 | items: |
| 27 | - enum: [0x66, 0x67, 0x6E, 0x6F] |
| 28 | |
| 29 | interrupts: |
| 30 | maxItems: 1 |
| 31 | |
| 32 | adi,switch-frequency-hz: |
| 33 | description: Switching frequency of the Buck-Boost converter in Hz. |
| 34 | items: |
| 35 | - enum: [1200000, 1500000, 1800000, 2100000] |
| 36 | |
| 37 | adi,rtop-ohms: |
| 38 | description: Top feedback resistor value in ohms for external feedback. |
| 39 | minimum: 150000 |
| 40 | maximum: 330000 |
| 41 | |
| 42 | adi,rbot-ohms: |
| 43 | description: Bottom feedback resistor value in ohms for external feedback. |
| 44 | |
| 45 | dependencies: |
| 46 | adi,rtop-ohms: [ 'adi,rbot-ohms' ] |
| 47 | adi,rbot-ohms: [ 'adi,rtop-ohms' ] |
| 48 | |
| 49 | required: |
| 50 | - compatible |
| 51 | - reg |
| 52 | |
| 53 | allOf: |
| 54 | - $ref: regulator.yaml# |
| 55 | - if: |
| 56 | properties: |
| 57 | compatible: |
| 58 | contains: |
| 59 | enum: |
| 60 | - adi,max77831 |
| 61 | |
| 62 | then: |
| 63 | properties: |
| 64 | adi,switch-frequency-hz: |
| 65 | items: |
| 66 | enum: [1200000, 1500000, 1800000] |
| 67 | |
| 68 | unevaluatedProperties: false |
| 69 | |
| 70 | examples: |
| 71 | - | |
| 72 | #include <dt-bindings/interrupt-controller/irq.h> |
| 73 | i2c { |
| 74 | #address-cells = <1>; |
| 75 | #size-cells = <0>; |
| 76 | |
| 77 | regulator@66 { |
| 78 | reg = <0x66>; |
| 79 | compatible = "adi,max77857"; |
| 80 | interrupt-parent = <&gpio>; |
| 81 | interrupts = <26 IRQ_TYPE_EDGE_FALLING>; |
| 82 | |
| 83 | adi,rtop-ohms = <312000>; |
| 84 | adi,rbot-ohms = <12000>; |
| 85 | }; |
| 86 | }; |