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# 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>;
};
};
|
