1c66ec88fSEmmanuel Vadot* NXP PCF85063 Real Time Clock 2c66ec88fSEmmanuel Vadot 3c66ec88fSEmmanuel VadotRequired properties: 4c66ec88fSEmmanuel Vadot- compatible: Should one of contain: 5*d5b0e70fSEmmanuel Vadot "nxp,pca85073a", 6c66ec88fSEmmanuel Vadot "nxp,pcf85063", 7c66ec88fSEmmanuel Vadot "nxp,pcf85063a", 8c66ec88fSEmmanuel Vadot "nxp,pcf85063tp", 9c66ec88fSEmmanuel Vadot "microcrystal,rv8263" 10c66ec88fSEmmanuel Vadot- reg: I2C address for chip. 11c66ec88fSEmmanuel Vadot 12c66ec88fSEmmanuel VadotOptional property: 13c66ec88fSEmmanuel Vadot- quartz-load-femtofarads: The capacitive load of the quartz(x-tal), 14c66ec88fSEmmanuel Vadot expressed in femto Farad (fF). Valid values are 7000 and 12500. 15c66ec88fSEmmanuel Vadot Default value (if no value is specified) is 7000fF. 16c66ec88fSEmmanuel Vadot 178cc087a1SEmmanuel VadotOptional child node: 188cc087a1SEmmanuel Vadot- clock: Provide this if the square wave pin is used as boot-enabled fixed clock. 198cc087a1SEmmanuel Vadot 20c66ec88fSEmmanuel VadotExample: 21c66ec88fSEmmanuel Vadot 22c66ec88fSEmmanuel Vadotpcf85063: rtc@51 { 23c66ec88fSEmmanuel Vadot compatible = "nxp,pcf85063"; 24c66ec88fSEmmanuel Vadot reg = <0x51>; 25c66ec88fSEmmanuel Vadot quartz-load-femtofarads = <12500>; 268cc087a1SEmmanuel Vadot 278cc087a1SEmmanuel Vadot clock { 288cc087a1SEmmanuel Vadot compatible = "fixed-clock"; 298cc087a1SEmmanuel Vadot #clock-cells = <0>; 308cc087a1SEmmanuel Vadot clock-frequency = <32768>; 318cc087a1SEmmanuel Vadot }; 32c66ec88fSEmmanuel Vadot}; 33