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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
7title: Qualcomm's LAB(LCD AMOLED Boost)/IBB(Inverting Buck Boost) Regulator
8
9maintainers:
10 - Sumit Semwal <sumit.semwal@linaro.org>
11
12description:
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
17properties:
18 compatible:
19 oneOf:
20 - const: qcom,pmi8998-lab-ibb
21 - items:
22 - enum:
23 - qcom,pmi8950-lab-ibb
24 - const: qcom,pmi8998-lab-ibb
25
26 lab:
27 type: object
28 $ref: regulator.yaml#
29 unevaluatedProperties: false
30
31 properties:
32 qcom,soft-start-us:
33 description: Regulator soft start time in microseconds.
34 enum: [200, 400, 600, 800]
35 default: 200
36
37 interrupts:
38 minItems: 1
39 maxItems: 2
40 description:
41 Short-circuit and over-current interrupts for lab.
42
43 interrupt-names:
44 minItems: 1
45 items:
46 - const: sc-err
47 - const: ocp
48
49 required:
50 - interrupts
51 - interrupt-names
52
53 ibb:
54 type: object
55 $ref: regulator.yaml#
56 unevaluatedProperties: false
57
58 properties:
59 qcom,discharge-resistor-kohms:
60 $ref: /schemas/types.yaml#/definitions/uint32
61 description: Discharge resistor value in KiloOhms.
62 enum: [300, 64, 32, 16]
63 default: 300
64
65 interrupts:
66 minItems: 1
67 maxItems: 2
68 description:
69 Short-circuit and over-current interrupts for ibb.
70
71 interrupt-names:
72 minItems: 1
73 items:
74 - const: sc-err
75 - const: ocp
76
77 required:
78 - interrupts
79 - interrupt-names
80
81required:
82 - compatible
83
84additionalProperties: false
85
86examples:
87 - |
88 #include <dt-bindings/interrupt-controller/irq.h>
89
90 labibb {
91 compatible = "qcom,pmi8998-lab-ibb";
92
93 lab {
94 interrupts = <0x3 0xde 0x1 IRQ_TYPE_EDGE_RISING>,
95 <0x3 0xde 0x0 IRQ_TYPE_LEVEL_LOW>;
96 interrupt-names = "sc-err", "ocp";
97 };
98
99 ibb {
100 interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>,
101 <0x3 0xdc 0x0 IRQ_TYPE_LEVEL_LOW>;
102 interrupt-names = "sc-err", "ocp";
103 };
104 };
105
106...