1* Philips PCF8563/Epson RTC8564 Real Time Clock 2 3Philips PCF8563/Epson RTC8564 Real Time Clock 4 5Required properties: 6- compatible: Should contain "nxp,pcf8563", 7 "epson,rtc8564" or 8 "microcrystal,rv8564" 9- reg: I2C address for chip. 10 11Optional property: 12- #clock-cells: Should be 0. 13- clock-output-names: 14 overwrite the default clock name "pcf8563-clkout" 15 16Example: 17 18pcf8563: pcf8563@51 { 19 compatible = "nxp,pcf8563"; 20 reg = <0x51>; 21 #clock-cells = <0>; 22}; 23 24device { 25... 26 clocks = <&pcf8563>; 27... 28}; 29