1*c66ec88fSEmmanuel VadotIntersil ISL1209/19 I2C RTC/Alarm chip with event in 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotISL12X9 have additional pins EVIN and #EVDET for tamper detection, while the 4*c66ec88fSEmmanuel VadotISL1208 and ISL1218 do not. They are all use the same driver with the bindings 5*c66ec88fSEmmanuel Vadotdescribed here, with chip specific properties as noted. 6*c66ec88fSEmmanuel Vadot 7*c66ec88fSEmmanuel VadotRequired properties supported by the device: 8*c66ec88fSEmmanuel Vadot - "compatible": Should be one of the following: 9*c66ec88fSEmmanuel Vadot - "isil,isl1208" 10*c66ec88fSEmmanuel Vadot - "isil,isl1209" 11*c66ec88fSEmmanuel Vadot - "isil,isl1218" 12*c66ec88fSEmmanuel Vadot - "isil,isl1219" 13*c66ec88fSEmmanuel Vadot - "reg": I2C bus address of the device 14*c66ec88fSEmmanuel Vadot 15*c66ec88fSEmmanuel VadotOptional properties: 16*c66ec88fSEmmanuel Vadot - "interrupt-names": list which may contains "irq" and "evdet" 17*c66ec88fSEmmanuel Vadot evdet applies to isl1209 and isl1219 only 18*c66ec88fSEmmanuel Vadot - "interrupts": list of interrupts for "irq" and "evdet" 19*c66ec88fSEmmanuel Vadot evdet applies to isl1209 and isl1219 only 20*c66ec88fSEmmanuel Vadot - "isil,ev-evienb": Enable or disable internal pull on EVIN pin 21*c66ec88fSEmmanuel Vadot Applies to isl1209 and isl1219 only 22*c66ec88fSEmmanuel Vadot Possible values are 0 and 1 23*c66ec88fSEmmanuel Vadot Value 0 enables internal pull-up on evin pin, 1 disables it. 24*c66ec88fSEmmanuel Vadot Default will leave the non-volatile configuration of the pullup 25*c66ec88fSEmmanuel Vadot as is. 26*c66ec88fSEmmanuel Vadot 27*c66ec88fSEmmanuel VadotExample isl1219 node with #IRQ pin connected to SoC gpio1 pin12 and #EVDET pin 28*c66ec88fSEmmanuel Vadotconnected to SoC gpio2 pin 24 and internal pull-up enabled in EVIN pin. 29*c66ec88fSEmmanuel Vadot 30*c66ec88fSEmmanuel Vadot isl1219: rtc@68 { 31*c66ec88fSEmmanuel Vadot compatible = "isil,isl1219"; 32*c66ec88fSEmmanuel Vadot reg = <0x68>; 33*c66ec88fSEmmanuel Vadot interrupt-names = "irq", "evdet"; 34*c66ec88fSEmmanuel Vadot interrupts-extended = <&gpio1 12 IRQ_TYPE_EDGE_FALLING>, 35*c66ec88fSEmmanuel Vadot <&gpio2 24 IRQ_TYPE_EDGE_FALLING>; 36*c66ec88fSEmmanuel Vadot isil,ev-evienb = <1>; 37*c66ec88fSEmmanuel Vadot }; 38*c66ec88fSEmmanuel Vadot 39