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# SPDX-License-Identifier: GPL-2.0 # Copyright (C) 2021 Sebastian Reichel %YAML 1.2 --- $id: http://devicetree.org/schemas/power/supply/bq24190.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: TI BQ2419x Li-Ion Battery Charger maintainers: - Sebastian Reichel <sre@kernel.org> allOf: - $ref: power-supply.yaml# properties: compatible: enum: - ti,bq24190 - ti,bq24192 - ti,bq24192i - ti,bq24196 - ti,bq24296 reg: maxItems: 1 interrupts: maxItems: 1 usb-otg-vbus: $ref: /schemas/regulator/regulator.yaml# description: | Regulator that is used to control the VBUS voltage direction for either USB host mode or for charging on the OTG port ti,system-minimum-microvolt: description: | when power is connected and the battery is below minimum system voltage, the system will be regulated above this setting. omit-battery-class: type: boolean description: | If this property is set, the operating system does not try to create a battery device. monitored-battery: $ref: /schemas/types.yaml#/definitions/phandle description: | phandle to a "simple-battery" compatible node. This property must be a phandle to a node using the format described in battery.yaml, with the following properties being required: - precharge-current-microamp: maximum charge current during precharge phase (typically 20% of battery capacity). - charge-term-current-microamp: a charge cycle terminates when the battery voltage is above recharge threshold, and the current is below this setting (typically 10% of battery capacity). required: - compatible - reg - interrupts additionalProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/interrupt-controller/irq.h> bat: battery { compatible = "simple-battery"; precharge-current-microamp = <256000>; charge-term-current-microamp = <128000>; }; i2c { #address-cells = <1>; #size-cells = <0>; charger@6a { compatible = "ti,bq24190"; reg = <0x6a>; interrupt-parent = <&gpiochip>; interrupts = <10 IRQ_TYPE_EDGE_FALLING>; monitored-battery = <&bat>; ti,system-minimum-microvolt = <3200000>; usb_otg_vbus: usb-otg-vbus { }; }; }; |