Documentation/devicetree/bindings/power/supply/qcom,pm8941-coincell.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/power/supply/qcom,pm8941-coincell.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Coincell Charger
   8
   9 description: |
  10   The hardware block controls charging for a coincell or capacitor that is
  11   used to provide power backup for certain features of the power management
  12   IC (PMIC)
  13
  14 maintainers:
  15   - Sebastian Reichel <sre@kernel.org>
  16
  17 properties:
  18   compatible:
  19     const: qcom,pm8941-coincell
  20
  21   reg:
  22     maxItems: 1
  23
  24   qcom,rset-ohms:
  25     description: resistance (in ohms) for current-limiting resistor
  26     enum: [ 800, 1200, 1700, 2100 ]
  27
  28   qcom,vset-millivolts:
  29     $ref: /schemas/types.yaml#/definitions/uint32
  30     description: voltage (in millivolts) to apply for charging
  31     enum: [ 2500, 3000, 3100, 3200 ]
  32
  33   qcom,charger-disable:
  34     type: boolean
  35     description: defining this property disables charging
  36
  37 required:
  38   - compatible
  39   - reg
  40   - qcom,rset-ohms
  41   - qcom,vset-millivolts
  42
  43 additionalProperties: false
  44
  45 examples:
  46   - |
  47     pmic {
  48       #address-cells = <1>;
  49       #size-cells = <0>;
  50
  51       charger@2800 {
  52         compatible = "qcom,pm8941-coincell";
  53         reg = <0x2800>;
  54         qcom,rset-ohms = <2100>;
  55         qcom,vset-millivolts = <3000>;
  56       };
  57     };