linux/Documentation/devicetree/bindings/rtc/rtc-omap.txt
<<
>>
Prefs
   1TI Real Time Clock
   2
   3Required properties:
   4- compatible: "ti,da830-rtc"
   5- reg: Address range of rtc register set
   6- interrupts: rtc timer, alarm interrupts in order
   7- interrupt-parent: phandle for the interrupt controller
   8
   9Example:
  10
  11rtc@1c23000 {
  12        compatible = "ti,da830-rtc";
  13        reg = <0x23000 0x1000>;
  14        interrupts = <19
  15                      19>;
  16        interrupt-parent = <&intc>;
  17};
  18