1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/mfd/maxim,max8925.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: MAX8925 PMIC from Maxim Integrated. 8 9maintainers: 10 - Lee Jones <lee@kernel.org> 11 12properties: 13 compatible: 14 const: maxim,max8925 15 16 reg: 17 maxItems: 1 18 19 interrupts: 20 maxItems: 1 21 22 interrupt-controller: true 23 24 "#interrupt-cells": 25 const: 1 26 description: 27 The cell is the IRQ number 28 29 maxim,tsc-irq: 30 description: second interrupt from max8925 31 $ref: /schemas/types.yaml#/definitions/uint32 32 33 regulators: 34 type: object 35 36 patternProperties: 37 "^SDV[1-3]$|^LDO[1-9]$|^LDO1[0-9]$|^LDO20$": 38 description: regulator configuration for SDV1-3 and LDO1-20 39 $ref: /schemas/regulator/regulator.yaml 40 unevaluatedProperties: false 41 42 additionalProperties: false 43 44 backlight: 45 type: object 46 properties: 47 maxim,max8925-dual-string: 48 description: set to 1 to support dual string 49 $ref: /schemas/types.yaml#/definitions/uint32 50 enum: [0, 1] 51 default: 0 52 53 additionalProperties: false 54 55 charger: 56 type: object 57 properties: 58 batt-detect: 59 description: set to 1 if battery detection via ID pin is supported 60 $ref: /schemas/types.yaml#/definitions/uint32 61 enum: [0, 1] 62 default: 0 63 64 topoff-threshold: 65 description: charging current in topoff mode, configures bits 5-6 in CHG_CNTL1 66 $ref: /schemas/types.yaml#/definitions/uint32 67 minimum: 0 68 maximum: 3 69 default: 0 70 71 fast-charge: 72 description: set charging current in fast mode, configures bits 0-3 in CHG_CNTL1 73 $ref: /schemas/types.yaml#/definitions/uint32 74 minimum: 0 75 maximum: 7 76 default: 0 77 78 no-temp-support: 79 description: set to 1 if temperature sensing is not supported 80 $ref: /schemas/types.yaml#/definitions/uint32 81 enum: [0, 1] 82 default: 0 83 84 no-insert-detect: 85 description: set to 1 if AC detection is not supported 86 $ref: /schemas/types.yaml#/definitions/uint32 87 enum: [0, 1] 88 default: 0 89 90 additionalProperties: false 91 92required: 93 - compatible 94 - reg 95 - interrupts 96 - interrupt-controller 97 - "#interrupt-cells" 98 - regulators 99 100additionalProperties: false 101 102examples: 103 - | 104 i2c { 105 #address-cells = <1>; 106 #size-cells = <0>; 107 108 pmic@3c { 109 compatible = "maxim,max8925"; 110 reg = <0x3c>; 111 interrupts = <1>; 112 interrupt-parent = <&intcmux4>; 113 interrupt-controller; 114 #interrupt-cells = <1>; 115 maxim,tsc-irq = <0>; 116 117 regulators { 118 SDV1 { 119 regulator-min-microvolt = <637500>; 120 regulator-max-microvolt = <1425000>; 121 regulator-boot-on; 122 regulator-always-on; 123 }; 124 125 LDO1 { 126 regulator-min-microvolt = <750000>; 127 regulator-max-microvolt = <3900000>; 128 regulator-boot-on; 129 regulator-always-on; 130 }; 131 }; 132 133 backlight { 134 maxim,max8925-dual-string = <0>; 135 }; 136 137 charger { 138 batt-detect = <0>; 139 topoff-threshold = <1>; 140 fast-charge = <7>; 141 no-temp-support = <0>; 142 no-insert-detect = <0>; 143 }; 144 }; 145 }; 146