* Dallas DS1339 I2C Serial Real-Time Clock Required properties: - compatible: Should contain "dallas,ds1339". - reg: I2C address for chip Optional properties: - trickle-resistor-ohms : Selected resistor for trickle charger Values usable for ds1339 are 250, 2000, 4000 Should be given if trickle charger should be enabled - trickle-diode-disable : Do not use internal trickle charger diode Should be given if internal trickle charger diode should be disabled Example: ds1339: rtc@68 { compatible = "dallas,ds1339"; trickle-resistor-ohms = <250>; reg = <0x68>; };