1*c9ccf3a3SEmmanuel Vadot# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2*c9ccf3a3SEmmanuel Vadot%YAML 1.2 3*c9ccf3a3SEmmanuel Vadot--- 4*c9ccf3a3SEmmanuel Vadot$id: http://devicetree.org/schemas/power/supply/maxim,max77693.yaml# 5*c9ccf3a3SEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 6*c9ccf3a3SEmmanuel Vadot 7*c9ccf3a3SEmmanuel Vadottitle: Maxim MAX77693 MicroUSB and Companion Power Management IC Charger 8*c9ccf3a3SEmmanuel Vadot 9*c9ccf3a3SEmmanuel Vadotmaintainers: 10*c9ccf3a3SEmmanuel Vadot - Krzysztof Kozlowski <krzk@kernel.org> 11*c9ccf3a3SEmmanuel Vadot 12*c9ccf3a3SEmmanuel Vadotdescription: | 13*c9ccf3a3SEmmanuel Vadot This is a part of device tree bindings for Maxim MAX77693 MicroUSB Integrated 14*c9ccf3a3SEmmanuel Vadot Circuit (MUIC). 15*c9ccf3a3SEmmanuel Vadot 16*c9ccf3a3SEmmanuel Vadot See also Documentation/devicetree/bindings/mfd/maxim,max77693.yaml for 17*c9ccf3a3SEmmanuel Vadot additional information and example. 18*c9ccf3a3SEmmanuel Vadot 19*c9ccf3a3SEmmanuel Vadotproperties: 20*c9ccf3a3SEmmanuel Vadot compatible: 21*c9ccf3a3SEmmanuel Vadot const: maxim,max77693-charger 22*c9ccf3a3SEmmanuel Vadot 23*c9ccf3a3SEmmanuel Vadot maxim,constant-microvolt: 24*c9ccf3a3SEmmanuel Vadot description: | 25*c9ccf3a3SEmmanuel Vadot Battery constant voltage in uV. The charger will operate in fast 26*c9ccf3a3SEmmanuel Vadot charge constant current mode till battery voltage reaches this level. 27*c9ccf3a3SEmmanuel Vadot Then the charger will switch to fast charge constant voltage mode. 28*c9ccf3a3SEmmanuel Vadot Also vsys (system voltage) will be set to this value when DC power is 29*c9ccf3a3SEmmanuel Vadot supplied but charger is not enabled. 30*c9ccf3a3SEmmanuel Vadot Valid values: 3650000 - 4400000, step by 25000 (rounded down) 31*c9ccf3a3SEmmanuel Vadot minimum: 3650000 32*c9ccf3a3SEmmanuel Vadot maximum: 4400000 33*c9ccf3a3SEmmanuel Vadot default: 4200000 34*c9ccf3a3SEmmanuel Vadot 35*c9ccf3a3SEmmanuel Vadot maxim,min-system-microvolt: 36*c9ccf3a3SEmmanuel Vadot description: | 37*c9ccf3a3SEmmanuel Vadot Minimal system voltage in uV. 38*c9ccf3a3SEmmanuel Vadot enum: [3000000, 3100000, 3200000, 3300000, 3400000, 3500000, 39*c9ccf3a3SEmmanuel Vadot 3600000, 3700000] 40*c9ccf3a3SEmmanuel Vadot default: 3600000 41*c9ccf3a3SEmmanuel Vadot 42*c9ccf3a3SEmmanuel Vadot maxim,thermal-regulation-celsius: 43*c9ccf3a3SEmmanuel Vadot description: | 44*c9ccf3a3SEmmanuel Vadot Temperature in Celsius for entering high temperature charging mode. 45*c9ccf3a3SEmmanuel Vadot If die temperature exceeds this value the charging current will be 46*c9ccf3a3SEmmanuel Vadot reduced by 105 mA/Celsius. 47*c9ccf3a3SEmmanuel Vadot enum: [70, 85, 100, 115] 48*c9ccf3a3SEmmanuel Vadot default: 100 49*c9ccf3a3SEmmanuel Vadot 50*c9ccf3a3SEmmanuel Vadot maxim,battery-overcurrent-microamp: 51*c9ccf3a3SEmmanuel Vadot description: | 52*c9ccf3a3SEmmanuel Vadot Overcurrent protection threshold in uA (current from battery to 53*c9ccf3a3SEmmanuel Vadot system). 54*c9ccf3a3SEmmanuel Vadot Valid values: 2000000 - 3500000, step by 250000 (rounded down) 55*c9ccf3a3SEmmanuel Vadot minimum: 2000000 56*c9ccf3a3SEmmanuel Vadot maximum: 3500000 57*c9ccf3a3SEmmanuel Vadot default: 3500000 58*c9ccf3a3SEmmanuel Vadot 59*c9ccf3a3SEmmanuel Vadot maxim,charge-input-threshold-microvolt: 60*c9ccf3a3SEmmanuel Vadot description: | 61*c9ccf3a3SEmmanuel Vadot Threshold voltage in uV for triggering input voltage regulation loop. 62*c9ccf3a3SEmmanuel Vadot If input voltage decreases below this value, the input current will 63*c9ccf3a3SEmmanuel Vadot be reduced to reach the threshold voltage. 64*c9ccf3a3SEmmanuel Vadot enum: [4300000, 4700000, 4800000, 4900000] 65*c9ccf3a3SEmmanuel Vadot default: 4300000 66*c9ccf3a3SEmmanuel Vadot 67*c9ccf3a3SEmmanuel Vadotrequired: 68*c9ccf3a3SEmmanuel Vadot - compatible 69*c9ccf3a3SEmmanuel Vadot 70*c9ccf3a3SEmmanuel VadotadditionalProperties: false 71