maxim,max8925.yaml

  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    };