bq25980.yaml (3034B)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2# Copyright (C) 2020 Texas Instruments Incorporated 3%YAML 1.2 4--- 5$id: "http://devicetree.org/schemas/power/supply/bq25980.yaml#" 6$schema: "http://devicetree.org/meta-schemas/core.yaml#" 7 8title: TI BQ25980 Flash Charger 9 10maintainers: 11 - Dan Murphy <dmurphy@ti.com> 12 - Ricardo Rivera-Matos <r-rivera-matos@ti.com> 13 14description: | 15 The BQ25980, BQ25975, and BQ25960 are a series of flash chargers intended 16 for use in high-power density portable electronics. These inductorless 17 switching chargers can provide over 97% efficiency by making use of the 18 switched capacitor architecture. 19 20allOf: 21 - $ref: power-supply.yaml# 22 23properties: 24 compatible: 25 enum: 26 - ti,bq25980 27 - ti,bq25975 28 - ti,bq25960 29 30 reg: 31 maxItems: 1 32 33 ti,watchdog-timeout-ms: 34 description: | 35 Watchdog timer in milli seconds. 0 disables the watchdog. 36 default: 0 37 minimum: 0 38 maximum: 300000 39 enum: [ 0, 5000, 10000, 50000, 300000] 40 41 ti,sc-ovp-limit-microvolt: 42 description: | 43 Minimum input voltage limit in micro volts with a when the charger is in 44 switch cap mode. 100000 micro volt step. 45 default: 17800000 46 minimum: 14000000 47 maximum: 22000000 48 49 ti,sc-ocp-limit-microamp: 50 description: | 51 Maximum input current limit in micro amps with a 100000 micro amp step. 52 minimum: 100000 53 maximum: 3300000 54 55 ti,bypass-ovp-limit-microvolt: 56 description: | 57 Minimum input voltage limit in micro volts with a when the charger is in 58 switch cap mode. 50000 micro volt step. 59 minimum: 7000000 60 maximum: 12750000 61 62 ti,bypass-ocp-limit-microamp: 63 description: | 64 Maximum input current limit in micro amps with a 100000 micro amp step. 65 minimum: 100000 66 maximum: 3300000 67 68 ti,bypass-enable: 69 type: boolean 70 description: Enables bypass mode at boot time 71 72 interrupts: 73 maxItems: 1 74 description: | 75 Indicates that the device state has changed. 76 77 monitored-battery: 78 $ref: /schemas/types.yaml#/definitions/phandle 79 description: phandle to the battery node being monitored 80 81required: 82 - compatible 83 - reg 84 - monitored-battery 85 86unevaluatedProperties: false 87 88examples: 89 - | 90 bat: battery { 91 compatible = "simple-battery"; 92 constant-charge-current-max-microamp = <4000000>; 93 constant-charge-voltage-max-microvolt = <8400000>; 94 precharge-current-microamp = <160000>; 95 charge-term-current-microamp = <160000>; 96 }; 97 #include <dt-bindings/gpio/gpio.h> 98 #include <dt-bindings/interrupt-controller/irq.h> 99 i2c0 { 100 #address-cells = <1>; 101 #size-cells = <0>; 102 103 bq25980: charger@65 { 104 compatible = "ti,bq25980"; 105 reg = <0x65>; 106 interrupt-parent = <&gpio1>; 107 interrupts = <16 IRQ_TYPE_EDGE_FALLING>; 108 ti,watchdog-timeout-ms = <0>; 109 ti,sc-ocp-limit-microamp = <2000000>; 110 ti,sc-ovp-limit-microvolt = <17800000>; 111 monitored-battery = <&bat>; 112 }; 113 }; 114 115...