146 lines
3.8 KiB
YAML
146 lines
3.8 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/mfd/maxim,max77843.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Maxim MAX77843 MicroUSB and Companion Power Management IC
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maintainers:
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- Krzysztof Kozlowski <krzk@kernel.org>
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description: |
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This is a part of device tree bindings for Maxim MAX77843 MicroUSB
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Integrated Circuit (MUIC).
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The Maxim MAX77843 is a MicroUSB and Companion Power Management IC which
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includes voltage current regulators, charger, fuel-gauge, haptic motor driver
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and MicroUSB management IC.
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properties:
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compatible:
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const: maxim,max77843
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interrupts:
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maxItems: 1
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reg:
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maxItems: 1
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extcon:
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$ref: /schemas/extcon/maxim,max77843.yaml
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motor-driver:
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type: object
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additionalProperties: false
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properties:
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compatible:
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const: maxim,max77843-haptic
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haptic-supply:
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description: Power supply to the haptic motor
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pwms:
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maxItems: 1
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required:
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- compatible
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- haptic-supply
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- pwms
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regulators:
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$ref: /schemas/regulator/maxim,max77843.yaml
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required:
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- compatible
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- interrupts
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- reg
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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pmic@66 {
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compatible = "maxim,max77843";
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interrupt-parent = <&gpa1>;
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interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
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reg = <0x66>;
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extcon {
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compatible = "maxim,max77843-muic";
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connector {
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compatible = "samsung,usb-connector-11pin",
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"usb-b-connector";
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label = "micro-USB";
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type = "micro";
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ports {
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#address-cells = <1>;
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#size-cells = <0>;
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port@0 {
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/*
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* TODO: The DTS this is based on does not have
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* port@0 which is a required property. The ports
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* look incomplete and need fixing.
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* Add a disabled port just to satisfy dtschema.
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*/
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reg = <0>;
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status = "disabled";
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};
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port@3 {
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reg = <3>;
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endpoint {
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remote-endpoint = <&mhl_to_musb_con>;
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};
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};
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};
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};
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ports {
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port {
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endpoint {
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remote-endpoint = <&usb_to_muic>;
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};
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};
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};
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};
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regulators {
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compatible = "maxim,max77843-regulator";
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SAFEOUT1 {
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regulator-name = "SAFEOUT1";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <4950000>;
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};
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SAFEOUT2 {
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regulator-name = "SAFEOUT2";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <4950000>;
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};
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CHARGER {
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regulator-name = "CHARGER";
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regulator-min-microamp = <100000>;
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regulator-max-microamp = <3150000>;
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};
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};
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motor-driver {
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compatible = "maxim,max77843-haptic";
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haptic-supply = <&ldo38_reg>;
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pwms = <&pwm 0 33670 0>;
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};
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};
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};
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