# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/supply/qcom,pm8916-lbc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Linear Battery Charger

maintainers:
  - Nikita Travkin <nikita@trvn.ru>

description:
  Linear Battery Charger hardware block, found in some Qualcomm PMICs
  such as pm8916. Implements a simple, autonomous CC/CV charger.

allOf:
  - $ref: power-supply.yaml#

properties:
  compatible:
    const: qcom,pm8916-lbc

  reg:
    items:
      - description: Charger
      - description: Battery
      - description: USB
      - description: MISC

  reg-names:
    items:
      - const: chgr
      - const: bat_if
      - const: usb
      - const: misc

  interrupts:
    items:
      - description: Battery detection
      - description: Fast charging
      - description: Charging failed
      - description: Charging done
      - description: Battery present
      - description: Battery temperature OK
      - description: USB coarse detection
      - description: USB IN valid
      - description: Charger gone
      - description: Overtemperature

  interrupt-names:
    items:
      - const: vbat_det
      - const: fast_chg
      - const: chg_fail
      - const: chg_done
      - const: bat_pres
      - const: temp_ok
      - const: coarse_det
      - const: usb_vbus
      - const: chg_gone
      - const: overtemp

  qcom,fast-charge-safe-voltage:
    $ref: /schemas/types.yaml#/definitions/uint32
    minimum: 4000000
    maximum: 4775000
    description:
      Maximum safe battery voltage in uV; May be pre-set by bootloader,
      in which case, setting this will harmlessly fail.

  qcom,fast-charge-safe-current:
    $ref: /schemas/types.yaml#/definitions/uint32
    minimum: 90000
    maximum: 1440000
    description:
      Maximum safe battery charge current in uA; May be pre-set by
      bootloader, in which case setting this will harmlessly fail.

  monitored-battery: true

required:
  - compatible
  - reg
  - interrupts
  - interrupt-names
  - qcom,fast-charge-safe-voltage
  - qcom,fast-charge-safe-current

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    pmic {
      #address-cells = <1>;
      #size-cells = <0>;

      charger@1000 {
        compatible = "qcom,pm8916-lbc";
        reg = <0x1000>, <0x1200>, <0x1300>, <0x1600>;
        reg-names = "chgr", "bat_if", "usb", "misc";

        interrupts = <0x0 0x10 0 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x10 5 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x10 6 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x10 7 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x12 0 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x12 1 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x13 0 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x13 1 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x13 2 IRQ_TYPE_EDGE_BOTH>,
                     <0x0 0x13 4 IRQ_TYPE_EDGE_BOTH>;
        interrupt-names = "vbat_det",
                          "fast_chg",
                          "chg_fail",
                          "chg_done",
                          "bat_pres",
                          "temp_ok",
                          "coarse_det",
                          "usb_vbus",
                          "chg_gone",
                          "overtemp";
        monitored-battery = <&battery>;

        qcom,fast-charge-safe-current = <900000>;
        qcom,fast-charge-safe-voltage = <4300000>;
      };
    };