maxim,max77843.yaml

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    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     properties:
   36       compatible:
   37         const: maxim,max77843-haptic
   38 
   39       haptic-supply:
   40         description: Power supply to the haptic motor
   41 
   42       pwms:
   43         maxItems: 1
   44 
   45     required:
   46       - compatible
   47       - haptic-supply
   48       - pwms
   49 
   50   regulators:
   51     $ref: /schemas/regulator/maxim,max77843.yaml
   52 
   53 required:
   54   - compatible
   55   - interrupts
   56   - reg
   57 
   58 additionalProperties: false
   59 
   60 examples:
   61   - |
   62     #include <dt-bindings/interrupt-controller/irq.h>
   63 
   64     i2c {
   65         #address-cells = <1>;
   66         #size-cells = <0>;
   67 
   68         pmic@66 {
   69             compatible = "maxim,max77843";
   70             interrupt-parent = <&gpa1>;
   71             interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
   72             reg = <0x66>;
   73 
   74             extcon {
   75                 compatible = "maxim,max77843-muic";
   76 
   77                 connector {
   78                     compatible = "samsung,usb-connector-11pin",
   79                                  "usb-b-connector";
   80                     label = "micro-USB";
   81                     type = "micro";
   82 
   83                     ports {
   84                         #address-cells = <1>;
   85                         #size-cells = <0>;
   86 
   87                         port@0 {
   88                             /*
   89                              * TODO: The DTS this is based on does not have
   90                              * port@0 which is a required property. The ports
   91                              * look incomplete and need fixing.
   92                              * Add a disabled port just to satisfy dtschema.
   93                              */
   94                             reg = <0>;
   95                             status = "disabled";
   96                         };
   97 
   98                         port@3 {
   99                             reg = <3>;
  100                             endpoint {
  101                                 remote-endpoint = <&mhl_to_musb_con>;
  102                             };
  103                         };
  104                     };
  105                 };
  106 
  107                 ports {
  108                     port {
  109                         endpoint {
  110                             remote-endpoint = <&usb_to_muic>;
  111                         };
  112                     };
  113                 };
  114             };
  115 
  116             regulators {
  117                 compatible = "maxim,max77843-regulator";
  118 
  119                 SAFEOUT1 {
  120                     regulator-name = "SAFEOUT1";
  121                     regulator-min-microvolt = <3300000>;
  122                     regulator-max-microvolt = <4950000>;
  123                 };
  124 
  125                 SAFEOUT2 {
  126                     regulator-name = "SAFEOUT2";
  127                     regulator-min-microvolt = <3300000>;
  128                     regulator-max-microvolt = <4950000>;
  129                 };
  130 
  131                 CHARGER {
  132                     regulator-name = "CHARGER";
  133                     regulator-min-microamp = <100000>;
  134                     regulator-max-microamp = <3150000>;
  135                 };
  136             };
  137 
  138             motor-driver {
  139                 compatible = "maxim,max77843-haptic";
  140                 haptic-supply = <&ldo38_reg>;
  141                 pwms = <&pwm 0 33670 0>;
  142             };
  143         };
  144     };

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