ti,bq25703a.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/mfd/ti,bq25703a.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: BQ25703A Charger Manager/Buck/Boost Converter
  8
  9maintainers:
 10  - Chris Morgan <macromorgan@hotmail.com>
 11
 12allOf:
 13  - $ref: /schemas/power/supply/power-supply.yaml#
 14
 15properties:
 16  compatible:
 17    const: ti,bq25703a
 18
 19  reg:
 20    const: 0x6b
 21
 22  input-current-limit-microamp:
 23    description:
 24      Maximum total input current allowed used for both charging and
 25      powering the device.
 26    minimum: 50000
 27    maximum: 6400000
 28    default: 3250000
 29
 30  interrupts:
 31    maxItems: 1
 32
 33  monitored-battery:
 34    description:
 35      A minimum of constant-charge-current-max-microamp,
 36      constant-charge-voltage-max-microvolt, and
 37      voltage-min-design-microvolt are required.
 38
 39  regulators:
 40    type: object
 41    additionalProperties: false
 42    description:
 43      Boost converter regulator output of bq257xx.
 44
 45    properties:
 46      vbus:
 47        type: object
 48        $ref: /schemas/regulator/regulator.yaml
 49        additionalProperties: false
 50
 51        properties:
 52          regulator-name: true
 53          regulator-min-microamp:
 54            minimum: 0
 55            maximum: 6350000
 56          regulator-max-microamp:
 57            minimum: 0
 58            maximum: 6350000
 59          regulator-min-microvolt:
 60            minimum: 4480000
 61            maximum: 20800000
 62          regulator-max-microvolt:
 63            minimum: 4480000
 64            maximum: 20800000
 65          enable-gpios:
 66            description:
 67              The BQ25703 may require both a register write and a GPIO
 68              toggle to enable the boost regulator.
 69
 70        required:
 71          - regulator-name
 72          - regulator-min-microamp
 73          - regulator-max-microamp
 74          - regulator-min-microvolt
 75          - regulator-max-microvolt
 76
 77unevaluatedProperties: false
 78
 79required:
 80  - compatible
 81  - reg
 82  - input-current-limit-microamp
 83  - monitored-battery
 84  - power-supplies
 85
 86examples:
 87  - |
 88    #include <dt-bindings/gpio/gpio.h>
 89    #include <dt-bindings/interrupt-controller/irq.h>
 90    #include <dt-bindings/pinctrl/rockchip.h>
 91    i2c {
 92        #address-cells = <1>;
 93        #size-cells = <0>;
 94
 95        bq25703: charger@6b {
 96            compatible = "ti,bq25703a";
 97            reg = <0x6b>;
 98            input-current-limit-microamp = <5000000>;
 99            interrupt-parent = <&gpio0>;
100            interrupts = <RK_PD5 IRQ_TYPE_LEVEL_LOW>;
101            monitored-battery = <&battery>;
102            power-supplies = <&fusb302>;
103
104            regulators {
105                usb_otg_vbus: vbus {
106                    enable-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_HIGH>;
107                    regulator-max-microamp = <960000>;
108                    regulator-max-microvolt = <5088000>;
109                    regulator-min-microamp = <512000>;
110                    regulator-min-microvolt = <4992000>;
111                    regulator-name = "usb_otg_vbus";
112                };
113            };
114        };
115    };
116
117...