maxim,max77843.yaml

  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
  7title: Maxim MAX77843 MicroUSB and Companion Power Management IC
  8
  9maintainers:
 10  - Krzysztof Kozlowski <krzk@kernel.org>
 11
 12description: |
 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
 20properties:
 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
 54required:
 55  - compatible
 56  - interrupts
 57  - reg
 58
 59additionalProperties: false
 60
 61examples:
 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    };