77 lines
2.1 KiB
YAML
77 lines
2.1 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/power/supply/active-semi,act8945a-charger.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Active-semi ACT8945A Charger Function
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maintainers:
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- Sebastian Reichel <sre@kernel.org>
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allOf:
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- $ref: power-supply.yaml#
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properties:
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compatible:
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const: active-semi,act8945a-charger
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interrupts:
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maxItems: 1
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active-semi,chglev-gpios:
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maxItems: 1
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description: charge current level GPIO
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active-semi,lbo-gpios:
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maxItems: 1
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description: low battery voltage detect GPIO
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active-semi,input-voltage-threshold-microvolt:
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description: |
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Specifies the charger's input over-voltage threshold value.
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Despite the name, specified values are in millivolt (mV).
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Defaults to 6.6 V
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enum: [ 6600, 7000, 7500, 8000 ]
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active-semi,precondition-timeout:
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$ref: /schemas/types.yaml#/definitions/uint32
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description: |
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Specifies the charger's PRECONDITION safety timer setting value in minutes.
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If 0, it means to disable this timer.
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Defaults to 40 minutes.
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enum: [ 0, 40, 60, 80 ]
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active-semi,total-timeout:
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$ref: /schemas/types.yaml#/definitions/uint32
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description: |
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Specifies the charger's total safety timer setting value in hours;
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If 0, it means to disable this timer;
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Defaults to 3 hours.
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enum: [ 0, 3, 4, 5 ]
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required:
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- compatible
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- interrupts
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- active-semi,chglev-gpios
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- active-semi,lbo-gpios
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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pmic {
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charger {
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compatible = "active-semi,act8945a-charger";
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interrupt-parent = <&pioA>;
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interrupts = <45 IRQ_TYPE_LEVEL_LOW>;
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active-semi,chglev-gpios = <&pioA 12 GPIO_ACTIVE_HIGH>;
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active-semi,lbo-gpios = <&pioA 72 GPIO_ACTIVE_LOW>;
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active-semi,input-voltage-threshold-microvolt = <6600>;
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active-semi,precondition-timeout = <40>;
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active-semi,total-timeout = <3>;
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};
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};
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