14731a431SDavid DaneyISL12026 I2C RTC/EEPROM 24731a431SDavid Daney 34731a431SDavid DaneyISL12026 is an I2C RTC/EEPROM combination device. The RTC and control 44731a431SDavid Daneyregisters respond at bus address 0x6f, and the EEPROM array responds 54731a431SDavid Daneyat bus address 0x57. The canonical "reg" value will be for the RTC portion. 64731a431SDavid Daney 74731a431SDavid DaneyRequired properties supported by the device: 84731a431SDavid Daney 94731a431SDavid Daney - "compatible": must be "isil,isl12026" 104731a431SDavid Daney - "reg": I2C bus address of the device (always 0x6f) 114731a431SDavid Daney 124731a431SDavid DaneyOptional properties: 134731a431SDavid Daney 144731a431SDavid Daney - "isil,pwr-bsw": If present PWR.BSW bit must be set to the specified 154731a431SDavid Daney value for proper operation. 164731a431SDavid Daney 174731a431SDavid Daney - "isil,pwr-sbib": If present PWR.SBIB bit must be set to the specified 184731a431SDavid Daney value for proper operation. 194731a431SDavid Daney 204731a431SDavid Daney 214731a431SDavid DaneyExample: 224731a431SDavid Daney 234731a431SDavid Daney rtc@6f { 244731a431SDavid Daney compatible = "isil,isl12026"; 254731a431SDavid Daney reg = <0x6f>; 264731a431SDavid Daney isil,pwr-bsw = <0>; 274731a431SDavid Daney isil,pwr-sbib = <1>; 284731a431SDavid Daney } 29