162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 262306a36Sopenharmony_ci%YAML 1.2 362306a36Sopenharmony_ci--- 462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/power/supply/maxim,max77693.yaml# 562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 662306a36Sopenharmony_ci 762306a36Sopenharmony_cititle: Maxim MAX77693 MicroUSB and Companion Power Management IC Charger 862306a36Sopenharmony_ci 962306a36Sopenharmony_cimaintainers: 1062306a36Sopenharmony_ci - Krzysztof Kozlowski <krzk@kernel.org> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_cidescription: | 1362306a36Sopenharmony_ci This is a part of device tree bindings for Maxim MAX77693 MicroUSB Integrated 1462306a36Sopenharmony_ci Circuit (MUIC). 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci See also Documentation/devicetree/bindings/mfd/maxim,max77693.yaml for 1762306a36Sopenharmony_ci additional information and example. 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ciproperties: 2062306a36Sopenharmony_ci compatible: 2162306a36Sopenharmony_ci const: maxim,max77693-charger 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci maxim,constant-microvolt: 2462306a36Sopenharmony_ci description: | 2562306a36Sopenharmony_ci Battery constant voltage in uV. The charger will operate in fast 2662306a36Sopenharmony_ci charge constant current mode till battery voltage reaches this level. 2762306a36Sopenharmony_ci Then the charger will switch to fast charge constant voltage mode. 2862306a36Sopenharmony_ci Also vsys (system voltage) will be set to this value when DC power is 2962306a36Sopenharmony_ci supplied but charger is not enabled. 3062306a36Sopenharmony_ci Valid values: 3650000 - 4400000, step by 25000 (rounded down) 3162306a36Sopenharmony_ci minimum: 3650000 3262306a36Sopenharmony_ci maximum: 4400000 3362306a36Sopenharmony_ci default: 4200000 3462306a36Sopenharmony_ci 3562306a36Sopenharmony_ci maxim,min-system-microvolt: 3662306a36Sopenharmony_ci description: | 3762306a36Sopenharmony_ci Minimal system voltage in uV. 3862306a36Sopenharmony_ci enum: [3000000, 3100000, 3200000, 3300000, 3400000, 3500000, 3962306a36Sopenharmony_ci 3600000, 3700000] 4062306a36Sopenharmony_ci default: 3600000 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ci maxim,thermal-regulation-celsius: 4362306a36Sopenharmony_ci description: | 4462306a36Sopenharmony_ci Temperature in Celsius for entering high temperature charging mode. 4562306a36Sopenharmony_ci If die temperature exceeds this value the charging current will be 4662306a36Sopenharmony_ci reduced by 105 mA/Celsius. 4762306a36Sopenharmony_ci enum: [70, 85, 100, 115] 4862306a36Sopenharmony_ci default: 100 4962306a36Sopenharmony_ci 5062306a36Sopenharmony_ci maxim,battery-overcurrent-microamp: 5162306a36Sopenharmony_ci description: | 5262306a36Sopenharmony_ci Overcurrent protection threshold in uA (current from battery to 5362306a36Sopenharmony_ci system). 5462306a36Sopenharmony_ci Valid values: 2000000 - 3500000, step by 250000 (rounded down) 5562306a36Sopenharmony_ci minimum: 2000000 5662306a36Sopenharmony_ci maximum: 3500000 5762306a36Sopenharmony_ci default: 3500000 5862306a36Sopenharmony_ci 5962306a36Sopenharmony_ci maxim,charge-input-threshold-microvolt: 6062306a36Sopenharmony_ci description: | 6162306a36Sopenharmony_ci Threshold voltage in uV for triggering input voltage regulation loop. 6262306a36Sopenharmony_ci If input voltage decreases below this value, the input current will 6362306a36Sopenharmony_ci be reduced to reach the threshold voltage. 6462306a36Sopenharmony_ci enum: [4300000, 4700000, 4800000, 4900000] 6562306a36Sopenharmony_ci default: 4300000 6662306a36Sopenharmony_ci 6762306a36Sopenharmony_cirequired: 6862306a36Sopenharmony_ci - compatible 6962306a36Sopenharmony_ci 7062306a36Sopenharmony_ciadditionalProperties: false 71