1*a400122bSKrzysztof Kozlowski# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2*a400122bSKrzysztof Kozlowski%YAML 1.2 3*a400122bSKrzysztof Kozlowski--- 4*a400122bSKrzysztof Kozlowski$id: http://devicetree.org/schemas/power/supply/maxim,max77693.yaml# 5*a400122bSKrzysztof Kozlowski$schema: http://devicetree.org/meta-schemas/core.yaml# 6*a400122bSKrzysztof Kozlowski 7*a400122bSKrzysztof Kozlowskititle: Maxim MAX77693 MicroUSB and Companion Power Management IC Charger 8*a400122bSKrzysztof Kozlowski 9*a400122bSKrzysztof Kozlowskimaintainers: 10*a400122bSKrzysztof Kozlowski - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> 11*a400122bSKrzysztof Kozlowski 12*a400122bSKrzysztof Kozlowskidescription: | 13*a400122bSKrzysztof Kozlowski This is a part of device tree bindings for Maxim MAX77693 MicroUSB Integrated 14*a400122bSKrzysztof Kozlowski Circuit (MUIC). 15*a400122bSKrzysztof Kozlowski 16*a400122bSKrzysztof Kozlowski See also Documentation/devicetree/bindings/mfd/maxim,max77693.yaml for 17*a400122bSKrzysztof Kozlowski additional information and example. 18*a400122bSKrzysztof Kozlowski 19*a400122bSKrzysztof Kozlowskiproperties: 20*a400122bSKrzysztof Kozlowski compatible: 21*a400122bSKrzysztof Kozlowski const: maxim,max77693-charger 22*a400122bSKrzysztof Kozlowski 23*a400122bSKrzysztof Kozlowski maxim,constant-microvolt: 24*a400122bSKrzysztof Kozlowski description: | 25*a400122bSKrzysztof Kozlowski Battery constant voltage in uV. The charger will operate in fast 26*a400122bSKrzysztof Kozlowski charge constant current mode till battery voltage reaches this level. 27*a400122bSKrzysztof Kozlowski Then the charger will switch to fast charge constant voltage mode. 28*a400122bSKrzysztof Kozlowski Also vsys (system voltage) will be set to this value when DC power is 29*a400122bSKrzysztof Kozlowski supplied but charger is not enabled. 30*a400122bSKrzysztof Kozlowski Valid values: 3650000 - 4400000, step by 25000 (rounded down) 31*a400122bSKrzysztof Kozlowski minimum: 3650000 32*a400122bSKrzysztof Kozlowski maximum: 4400000 33*a400122bSKrzysztof Kozlowski default: 4200000 34*a400122bSKrzysztof Kozlowski 35*a400122bSKrzysztof Kozlowski maxim,min-system-microvolt: 36*a400122bSKrzysztof Kozlowski description: | 37*a400122bSKrzysztof Kozlowski Minimal system voltage in uV. 38*a400122bSKrzysztof Kozlowski enum: [3000000, 3100000, 3200000, 3300000, 3400000, 3500000, 39*a400122bSKrzysztof Kozlowski 3600000, 3700000] 40*a400122bSKrzysztof Kozlowski default: 3600000 41*a400122bSKrzysztof Kozlowski 42*a400122bSKrzysztof Kozlowski maxim,thermal-regulation-celsius: 43*a400122bSKrzysztof Kozlowski description: | 44*a400122bSKrzysztof Kozlowski Temperature in Celsius for entering high temperature charging mode. 45*a400122bSKrzysztof Kozlowski If die temperature exceeds this value the charging current will be 46*a400122bSKrzysztof Kozlowski reduced by 105 mA/Celsius. 47*a400122bSKrzysztof Kozlowski enum: [70, 85, 100, 115] 48*a400122bSKrzysztof Kozlowski default: 100 49*a400122bSKrzysztof Kozlowski 50*a400122bSKrzysztof Kozlowski maxim,battery-overcurrent-microamp: 51*a400122bSKrzysztof Kozlowski description: | 52*a400122bSKrzysztof Kozlowski Overcurrent protection threshold in uA (current from battery to 53*a400122bSKrzysztof Kozlowski system). 54*a400122bSKrzysztof Kozlowski Valid values: 2000000 - 3500000, step by 250000 (rounded down) 55*a400122bSKrzysztof Kozlowski minimum: 2000000 56*a400122bSKrzysztof Kozlowski maximum: 3500000 57*a400122bSKrzysztof Kozlowski default: 3500000 58*a400122bSKrzysztof Kozlowski 59*a400122bSKrzysztof Kozlowski maxim,charge-input-threshold-microvolt: 60*a400122bSKrzysztof Kozlowski description: | 61*a400122bSKrzysztof Kozlowski Threshold voltage in uV for triggering input voltage regulation loop. 62*a400122bSKrzysztof Kozlowski If input voltage decreases below this value, the input current will 63*a400122bSKrzysztof Kozlowski be reduced to reach the threshold voltage. 64*a400122bSKrzysztof Kozlowski enum: [4300000, 4700000, 4800000, 4900000] 65*a400122bSKrzysztof Kozlowski default: 4300000 66*a400122bSKrzysztof Kozlowski 67*a400122bSKrzysztof Kozlowskirequired: 68*a400122bSKrzysztof Kozlowski - compatible 69*a400122bSKrzysztof Kozlowski 70*a400122bSKrzysztof KozlowskiadditionalProperties: false 71