| 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/richtek,rt6245-regulator.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Richtek RT6245 High Current Voltage Regulator |
| 8 | |
| 9 | maintainers: |
| 10 | - ChiYuan Huang <cy_huang@richtek.com> |
| 11 | |
| 12 | description: | |
| 13 | The RT6245 is a high-performance, synchronous step-down converter |
| 14 | that can deliver up to 14A output current with an input supply |
| 15 | voltage range of 4.5V to 17V. |
| 16 | |
| 17 | allOf: |
| 18 | - $ref: regulator.yaml# |
| 19 | |
| 20 | properties: |
| 21 | compatible: |
| 22 | enum: |
| 23 | - richtek,rt6245 |
| 24 | |
| 25 | reg: |
| 26 | maxItems: 1 |
| 27 | |
| 28 | enable-gpios: |
| 29 | description: | |
| 30 | A connection of the chip 'enable' gpio line. If not provided, |
| 31 | it will be treat as a default-on power. |
| 32 | maxItems: 1 |
| 33 | |
| 34 | richtek,oc-level-select: |
| 35 | $ref: /schemas/types.yaml#/definitions/uint8 |
| 36 | enum: [0, 1, 2, 3] |
| 37 | description: | |
| 38 | Over current level selection. Each respective value means the current |
| 39 | limit 8A, 14A, 12A, 10A. If this property is missing then keep in |
| 40 | in chip default. |
| 41 | |
| 42 | richtek,ot-level-select: |
| 43 | $ref: /schemas/types.yaml#/definitions/uint8 |
| 44 | enum: [0, 1, 2] |
| 45 | description: | |
| 46 | Over temperature level selection. Each respective value means the degree |
| 47 | 150'c, 130'c, 170'c. If this property is missing then keep in chip |
| 48 | default. |
| 49 | |
| 50 | richtek,pgdly-time-select: |
| 51 | $ref: /schemas/types.yaml#/definitions/uint8 |
| 52 | enum: [0, 1, 2, 3] |
| 53 | description: | |
| 54 | Power good signal delay time selection. Each respective value means the |
| 55 | delay time 0us, 10us, 20us, 40us. If this property is missing then keep |
| 56 | in chip default. |
| 57 | |
| 58 | |
| 59 | richtek,switch-freq-select: |
| 60 | $ref: /schemas/types.yaml#/definitions/uint8 |
| 61 | enum: [0, 1, 2] |
| 62 | description: | |
| 63 | Buck switch frequency selection. Each respective value means 400KHz, |
| 64 | 800KHz, 1200KHz. If this property is missing then keep in chip default. |
| 65 | |
| 66 | required: |
| 67 | - compatible |
| 68 | - reg |
| 69 | |
| 70 | unevaluatedProperties: false |
| 71 | |
| 72 | examples: |
| 73 | - | |
| 74 | i2c { |
| 75 | #address-cells = <1>; |
| 76 | #size-cells = <0>; |
| 77 | |
| 78 | rt6245@34 { |
| 79 | compatible = "richtek,rt6245"; |
| 80 | reg = <0x34>; |
| 81 | enable-gpios = <&gpio26 2 0>; |
| 82 | |
| 83 | regulator-name = "rt6245-regulator"; |
| 84 | regulator-min-microvolt = <437500>; |
| 85 | regulator-max-microvolt = <1387500>; |
| 86 | regulator-boot-on; |
| 87 | }; |
| 88 | }; |