kernel/Documentation/devicetree/bindings/rtc/sunxi-rtc.txt

   1 * sun4i/sun7i Real Time Clock
   2
   3 RTC controller for the Allwinner A10/A20
   4
   5 Required properties:
   6 - compatible : Should be "allwinner,sun4i-a10-rtc" or "allwinner,sun7i-a20-rtc"
   7 - reg: physical base address of the controller and length of memory mapped
   8   region.
   9 - interrupts: IRQ line for the RTC.
  10
  11 Example:
  12
  13 rtc: rtc@01c20d00 {
  14         compatible = "allwinner,sun4i-a10-rtc";
  15         reg = <0x01c20d00 0x20>;
  16         interrupts = <24>;
  17 };