| 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/qcom-labibb-regulator.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Qualcomm's LAB(LCD AMOLED Boost)/IBB(Inverting Buck Boost) Regulator |
| 8 | |
| 9 | maintainers: |
| 10 | - Sumit Semwal <sumit.semwal@linaro.org> |
| 11 | |
| 12 | description: |
| 13 | LAB can be used as a positive boost power supply and IBB can be used as a |
| 14 | negative boost power supply for display panels. Currently implemented for |
| 15 | pmi8998. |
| 16 | |
| 17 | properties: |
| 18 | compatible: |
| 19 | const: qcom,pmi8998-lab-ibb |
| 20 | |
| 21 | lab: |
| 22 | type: object |
| 23 | $ref: regulator.yaml# |
| 24 | unevaluatedProperties: false |
| 25 | |
| 26 | properties: |
| 27 | qcom,soft-start-us: |
| 28 | description: Regulator soft start time in microseconds. |
| 29 | enum: [200, 400, 600, 800] |
| 30 | default: 200 |
| 31 | |
| 32 | interrupts: |
| 33 | minItems: 1 |
| 34 | maxItems: 2 |
| 35 | description: |
| 36 | Short-circuit and over-current interrupts for lab. |
| 37 | |
| 38 | interrupt-names: |
| 39 | minItems: 1 |
| 40 | items: |
| 41 | - const: sc-err |
| 42 | - const: ocp |
| 43 | |
| 44 | required: |
| 45 | - interrupts |
| 46 | - interrupt-names |
| 47 | |
| 48 | ibb: |
| 49 | type: object |
| 50 | $ref: regulator.yaml# |
| 51 | unevaluatedProperties: false |
| 52 | |
| 53 | properties: |
| 54 | qcom,discharge-resistor-kohms: |
| 55 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 56 | description: Discharge resistor value in KiloOhms. |
| 57 | enum: [300, 64, 32, 16] |
| 58 | default: 300 |
| 59 | |
| 60 | interrupts: |
| 61 | minItems: 1 |
| 62 | maxItems: 2 |
| 63 | description: |
| 64 | Short-circuit and over-current interrupts for ibb. |
| 65 | |
| 66 | interrupt-names: |
| 67 | minItems: 1 |
| 68 | items: |
| 69 | - const: sc-err |
| 70 | - const: ocp |
| 71 | |
| 72 | required: |
| 73 | - interrupts |
| 74 | - interrupt-names |
| 75 | |
| 76 | required: |
| 77 | - compatible |
| 78 | |
| 79 | additionalProperties: false |
| 80 | |
| 81 | examples: |
| 82 | - | |
| 83 | #include <dt-bindings/interrupt-controller/irq.h> |
| 84 | |
| 85 | labibb { |
| 86 | compatible = "qcom,pmi8998-lab-ibb"; |
| 87 | |
| 88 | lab { |
| 89 | interrupts = <0x3 0xde 0x1 IRQ_TYPE_EDGE_RISING>, |
| 90 | <0x3 0xde 0x0 IRQ_TYPE_LEVEL_LOW>; |
| 91 | interrupt-names = "sc-err", "ocp"; |
| 92 | }; |
| 93 | |
| 94 | ibb { |
| 95 | interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>, |
| 96 | <0x3 0xdc 0x0 IRQ_TYPE_LEVEL_LOW>; |
| 97 | interrupt-names = "sc-err", "ocp"; |
| 98 | }; |
| 99 | }; |
| 100 | |
| 101 | ... |