1*4882a593Smuzhiyun* Dallas DS1390 SPI Serial Real-Time Clock 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunRequired properties: 4*4882a593Smuzhiyun- compatible: Should contain "dallas,ds1390". 5*4882a593Smuzhiyun- reg: SPI address for chip 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunOptional properties: 8*4882a593Smuzhiyun- trickle-resistor-ohms : Selected resistor for trickle charger 9*4882a593Smuzhiyun Values usable for ds1390 are 250, 2000, 4000 10*4882a593Smuzhiyun Should be given if trickle charger should be enabled 11*4882a593Smuzhiyun- trickle-diode-disable : Do not use internal trickle charger diode 12*4882a593Smuzhiyun Should be given if internal trickle charger diode should be disabled 13*4882a593SmuzhiyunExample: 14*4882a593Smuzhiyun ds1390: rtc@0 { 15*4882a593Smuzhiyun compatible = "dallas,ds1390"; 16*4882a593Smuzhiyun trickle-resistor-ohms = <250>; 17*4882a593Smuzhiyun reg = <0>; 18*4882a593Smuzhiyun }; 19