* Philips PCF8563/Epson RTC8564 Real Time Clock Philips PCF8563/Epson RTC8564 Real Time Clock Required properties: see: Documentation/devicetree/bindings/i2c/trivial-devices.txt Optional property: - #clock-cells: Should be 0. - clock-output-names: overwrite the default clock name "pcf8563-clkout" Example: pcf8563: pcf8563@51 { compatible = "nxp,pcf8563"; reg = <0x51>; #clock-cells = <0>; }; device { ... clocks = <&pcf8563>; ... };