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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mfd/ti,bq25703a.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: BQ257xx Charger Manager/Buck/Boost Converter
maintainers:
- Chris Morgan <macromorgan@hotmail.com>
properties:
compatible:
enum:
- ti,bq25703a
- ti,bq25792
reg:
const: 0x6b
input-current-limit-microamp:
description:
Maximum total input current allowed used for both charging and
powering the device.
minimum: 50000
maximum: 6400000
interrupts:
maxItems: 1
monitored-battery:
description:
A minimum of constant-charge-current-max-microamp,
constant-charge-voltage-max-microvolt, and
voltage-min-design-microvolt are required.
regulators:
type: object
additionalProperties: false
description:
Boost converter regulator output of bq257xx.
properties:
vbus:
type: object
$ref: /schemas/regulator/regulator.yaml
additionalProperties: false
properties:
regulator-name: true
regulator-min-microamp:
minimum: 0
maximum: 6350000
regulator-max-microamp:
minimum: 0
maximum: 6350000
regulator-min-microvolt:
minimum: 2800000
maximum: 22000000
regulator-max-microvolt:
minimum: 2800000
maximum: 22000000
enable-gpios:
description:
The BQ25703 may require both a register write and a GPIO
toggle to enable the boost regulator.
required:
- regulator-name
- regulator-min-microamp
- regulator-max-microamp
- regulator-min-microvolt
- regulator-max-microvolt
allOf:
- $ref: /schemas/power/supply/power-supply.yaml#
- if:
properties:
compatible:
const: ti,bq25703a
then:
properties:
input-current-limit-microamp:
minimum: 50000
maximum: 6400000
default: 3250000
regulators:
properties:
vbus:
properties:
regulator-min-microamp:
minimum: 0
maximum: 6350000
regulator-max-microamp:
minimum: 0
maximum: 6350000
regulator-min-microvolt:
minimum: 4480000
maximum: 20800000
regulator-max-microvolt:
minimum: 4480000
maximum: 20800000
- if:
properties:
compatible:
const: ti,bq25792
then:
properties:
input-current-limit-microamp:
minimum: 100000
maximum: 3300000
default: 3000000
regulators:
properties:
vbus:
properties:
regulator-min-microamp:
minimum: 0
maximum: 3320000
regulator-max-microamp:
minimum: 0
maximum: 3320000
regulator-min-microvolt:
minimum: 2800000
maximum: 22000000
regulator-max-microvolt:
minimum: 2800000
maximum: 22000000
unevaluatedProperties: false
required:
- compatible
- reg
- input-current-limit-microamp
- monitored-battery
- power-supplies
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/rockchip.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
bq25703: charger@6b {
compatible = "ti,bq25703a";
reg = <0x6b>;
input-current-limit-microamp = <5000000>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PD5 IRQ_TYPE_LEVEL_LOW>;
monitored-battery = <&battery>;
power-supplies = <&fusb302>;
regulators {
usb_otg_vbus: vbus {
enable-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_HIGH>;
regulator-max-microamp = <960000>;
regulator-max-microvolt = <5088000>;
regulator-min-microamp = <512000>;
regulator-min-microvolt = <4992000>;
regulator-name = "usb_otg_vbus";
};
};
};
};
...
|
