| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/mfd/maxim,max77843.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Maxim MAX77843 MicroUSB and Companion Power Management IC |
| 8 | |
| 9 | maintainers: |
| 10 | - Krzysztof Kozlowski <krzk@kernel.org> |
| 11 | |
| 12 | description: | |
| 13 | This is a part of device tree bindings for Maxim MAX77843 MicroUSB |
| 14 | Integrated Circuit (MUIC). |
| 15 | |
| 16 | The Maxim MAX77843 is a MicroUSB and Companion Power Management IC which |
| 17 | includes voltage current regulators, charger, fuel-gauge, haptic motor driver |
| 18 | and MicroUSB management IC. |
| 19 | |
| 20 | properties: |
| 21 | compatible: |
| 22 | const: maxim,max77843 |
| 23 | |
| 24 | interrupts: |
| 25 | maxItems: 1 |
| 26 | |
| 27 | reg: |
| 28 | maxItems: 1 |
| 29 | |
| 30 | extcon: |
| 31 | $ref: /schemas/extcon/maxim,max77843.yaml |
| 32 | |
| 33 | motor-driver: |
| 34 | type: object |
| 35 | additionalProperties: false |
| 36 | properties: |
| 37 | compatible: |
| 38 | const: maxim,max77843-haptic |
| 39 | |
| 40 | haptic-supply: |
| 41 | description: Power supply to the haptic motor |
| 42 | |
| 43 | pwms: |
| 44 | maxItems: 1 |
| 45 | |
| 46 | required: |
| 47 | - compatible |
| 48 | - haptic-supply |
| 49 | - pwms |
| 50 | |
| 51 | regulators: |
| 52 | $ref: /schemas/regulator/maxim,max77843.yaml |
| 53 | |
| 54 | required: |
| 55 | - compatible |
| 56 | - interrupts |
| 57 | - reg |
| 58 | |
| 59 | additionalProperties: false |
| 60 | |
| 61 | examples: |
| 62 | - | |
| 63 | #include <dt-bindings/interrupt-controller/irq.h> |
| 64 | |
| 65 | i2c { |
| 66 | #address-cells = <1>; |
| 67 | #size-cells = <0>; |
| 68 | |
| 69 | pmic@66 { |
| 70 | compatible = "maxim,max77843"; |
| 71 | interrupt-parent = <&gpa1>; |
| 72 | interrupts = <5 IRQ_TYPE_EDGE_FALLING>; |
| 73 | reg = <0x66>; |
| 74 | |
| 75 | extcon { |
| 76 | compatible = "maxim,max77843-muic"; |
| 77 | |
| 78 | connector { |
| 79 | compatible = "samsung,usb-connector-11pin", |
| 80 | "usb-b-connector"; |
| 81 | label = "micro-USB"; |
| 82 | type = "micro"; |
| 83 | |
| 84 | ports { |
| 85 | #address-cells = <1>; |
| 86 | #size-cells = <0>; |
| 87 | |
| 88 | port@0 { |
| 89 | /* |
| 90 | * TODO: The DTS this is based on does not have |
| 91 | * port@0 which is a required property. The ports |
| 92 | * look incomplete and need fixing. |
| 93 | * Add a disabled port just to satisfy dtschema. |
| 94 | */ |
| 95 | reg = <0>; |
| 96 | status = "disabled"; |
| 97 | }; |
| 98 | |
| 99 | port@3 { |
| 100 | reg = <3>; |
| 101 | endpoint { |
| 102 | remote-endpoint = <&mhl_to_musb_con>; |
| 103 | }; |
| 104 | }; |
| 105 | }; |
| 106 | }; |
| 107 | |
| 108 | ports { |
| 109 | port { |
| 110 | endpoint { |
| 111 | remote-endpoint = <&usb_to_muic>; |
| 112 | }; |
| 113 | }; |
| 114 | }; |
| 115 | }; |
| 116 | |
| 117 | regulators { |
| 118 | compatible = "maxim,max77843-regulator"; |
| 119 | |
| 120 | SAFEOUT1 { |
| 121 | regulator-name = "SAFEOUT1"; |
| 122 | regulator-min-microvolt = <3300000>; |
| 123 | regulator-max-microvolt = <4950000>; |
| 124 | }; |
| 125 | |
| 126 | SAFEOUT2 { |
| 127 | regulator-name = "SAFEOUT2"; |
| 128 | regulator-min-microvolt = <3300000>; |
| 129 | regulator-max-microvolt = <4950000>; |
| 130 | }; |
| 131 | |
| 132 | CHARGER { |
| 133 | regulator-name = "CHARGER"; |
| 134 | regulator-min-microamp = <100000>; |
| 135 | regulator-max-microamp = <3150000>; |
| 136 | }; |
| 137 | }; |
| 138 | |
| 139 | motor-driver { |
| 140 | compatible = "maxim,max77843-haptic"; |
| 141 | haptic-supply = <&ldo38_reg>; |
| 142 | pwms = <&pwm 0 33670 0>; |
| 143 | }; |
| 144 | }; |
| 145 | }; |