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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/supply/qcom,pm8941-coincell.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Coincell Charger
description: |
The hardware block controls charging for a coincell or capacitor that is
used to provide power backup for certain features of the power management
IC (PMIC)
maintainers:
- Sebastian Reichel <sre@kernel.org>
properties:
compatible:
const: qcom,pm8941-coincell
reg:
maxItems: 1
qcom,rset-ohms:
description: resistance (in ohms) for current-limiting resistor
enum: [ 800, 1200, 1700, 2100 ]
qcom,vset-millivolts:
$ref: /schemas/types.yaml#/definitions/uint32
description: voltage (in millivolts) to apply for charging
enum: [ 2500, 3000, 3100, 3200 ]
qcom,charger-disable:
type: boolean
description: defining this property disables charging
required:
- compatible
- reg
- qcom,rset-ohms
- qcom,vset-millivolts
additionalProperties: false
examples:
- |
pmic {
#address-cells = <1>;
#size-cells = <0>;
charger@2800 {
compatible = "qcom,pm8941-coincell";
reg = <0x2800>;
qcom,rset-ohms = <2100>;
qcom,vset-millivolts = <3000>;
};
};
|
