| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/power/supply/maxim,max17042.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Maxim 17042 fuel gauge series |
| 8 | |
| 9 | maintainers: |
| 10 | - Sebastian Reichel <sre@kernel.org> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: power-supply.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | enum: |
| 18 | - maxim,max17042 |
| 19 | - maxim,max17047 |
| 20 | - maxim,max17050 |
| 21 | - maxim,max17055 |
| 22 | - maxim,max77849-battery |
| 23 | |
| 24 | reg: |
| 25 | maxItems: 1 |
| 26 | |
| 27 | interrupts: |
| 28 | maxItems: 1 |
| 29 | description: | |
| 30 | The ALRT pin, an open-drain interrupt. |
| 31 | |
| 32 | maxim,rsns-microohm: |
| 33 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 34 | description: | |
| 35 | Resistance of rsns resistor in micro Ohms (datasheet-recommended value is 10000). |
| 36 | Defining this property enables current-sense functionality. |
| 37 | |
| 38 | maxim,cold-temp: |
| 39 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 40 | description: | |
| 41 | Temperature threshold to report battery as cold (in tenths of degree Celsius). |
| 42 | Default is not to report cold events. |
| 43 | |
| 44 | maxim,over-heat-temp: |
| 45 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 46 | description: | |
| 47 | Temperature threshold to report battery as over heated (in tenths of degree Celsius). |
| 48 | Default is not to report over heating events. |
| 49 | |
| 50 | maxim,dead-volt: |
| 51 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 52 | description: | |
| 53 | Voltage threshold to report battery as dead (in mV). |
| 54 | Default is not to report dead battery events. |
| 55 | |
| 56 | maxim,over-volt: |
| 57 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 58 | description: | |
| 59 | Voltage threshold to report battery as over voltage (in mV). |
| 60 | Default is not to report over-voltage events. |
| 61 | |
| 62 | power-supplies: true |
| 63 | |
| 64 | required: |
| 65 | - compatible |
| 66 | - reg |
| 67 | |
| 68 | additionalProperties: false |
| 69 | |
| 70 | examples: |
| 71 | - | |
| 72 | i2c { |
| 73 | #address-cells = <1>; |
| 74 | #size-cells = <0>; |
| 75 | |
| 76 | battery@36 { |
| 77 | compatible = "maxim,max17042"; |
| 78 | reg = <0x36>; |
| 79 | maxim,rsns-microohm = <10000>; |
| 80 | maxim,over-heat-temp = <600>; |
| 81 | maxim,over-volt = <4300>; |
| 82 | }; |
| 83 | }; |