1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2 %YAML 1.2 3 --- 4 $id: http://devicetree.org/schemas/power/supply/maxim,max77693.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 6 7 title: Maxim MAX77693 MicroUSB and Companion Power Management IC Charger 8 9 maintainers: 10 - Krzysztof Kozlowski <krzk@kernel.org> 11 12 description: | 13 This is a part of device tree bindings for Maxim MAX77693 MicroUSB Integrated 14 Circuit (MUIC). 15 16 See also Documentation/devicetree/bindings/mfd/maxim,max77693.yaml for 17 additional information and example. 18 19 properties: 20 compatible: 21 const: maxim,max77693-charger 22 23 maxim,constant-microvolt: 24 description: | 25 Battery constant voltage in uV. The charger will operate in fast 26 charge constant current mode till battery voltage reaches this level. 27 Then the charger will switch to fast charge constant voltage mode. 28 Also vsys (system voltage) will be set to this value when DC power is 29 supplied but charger is not enabled. 30 Valid values: 3650000 - 4400000, step by 25000 (rounded down) 31 minimum: 3650000 32 maximum: 4400000 33 default: 4200000 34 35 maxim,min-system-microvolt: 36 description: | 37 Minimal system voltage in uV. 38 enum: [3000000, 3100000, 3200000, 3300000, 3400000, 3500000, 39 3600000, 3700000] 40 default: 3600000 41 42 maxim,thermal-regulation-celsius: 43 description: | 44 Temperature in Celsius for entering high temperature charging mode. 45 If die temperature exceeds this value the charging current will be 46 reduced by 105 mA/Celsius. 47 enum: [70, 85, 100, 115] 48 default: 100 49 50 maxim,battery-overcurrent-microamp: 51 description: | 52 Overcurrent protection threshold in uA (current from battery to 53 system). 54 Valid values: 2000000 - 3500000, step by 250000 (rounded down) 55 minimum: 2000000 56 maximum: 3500000 57 default: 3500000 58 59 maxim,charge-input-threshold-microvolt: 60 description: | 61 Threshold voltage in uV for triggering input voltage regulation loop. 62 If input voltage decreases below this value, the input current will 63 be reduced to reach the threshold voltage. 64 enum: [4300000, 4700000, 4800000, 4900000] 65 default: 4300000 66 67 required: 68 - compatible 69 70 additionalProperties: false
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