| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/power/supply/maxim,max8903.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Maxim Semiconductor MAX8903 Battery Charger |
| |
| maintainers: |
| - Sebastian Reichel <sre@kernel.org> |
| |
| allOf: |
| - $ref: power-supply.yaml# |
| |
| properties: |
| compatible: |
| const: maxim,max8903 |
| |
| dok-gpios: |
| maxItems: 1 |
| description: Valid DC power has been detected (active low, input) |
| |
| uok-gpios: |
| maxItems: 1 |
| description: Valid USB power has been detected (active low, input) |
| |
| cen-gpios: |
| maxItems: 1 |
| description: Charge enable pin (active low, output) |
| |
| chg-gpios: |
| maxItems: 1 |
| description: Charger status pin (active low, input) |
| |
| flt-gpios: |
| maxItems: 1 |
| description: Fault pin (active low, output) |
| |
| dcm-gpios: |
| maxItems: 1 |
| description: Current limit mode setting (DC=1 or USB=0, output) |
| |
| usus-gpios: |
| maxItems: 1 |
| description: USB suspend pin (active high, output) |
| |
| required: |
| - compatible |
| |
| anyOf: |
| - required: |
| - dok-gpios |
| - required: |
| - uok-gpios |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| charger { |
| compatible = "maxim,max8903"; |
| dok-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>; |
| flt-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>; |
| chg-gpios = <&gpio3 15 GPIO_ACTIVE_LOW>; |
| cen-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; |
| }; |
