1 Atmel AT91RM9200 Real Time Clock
4 - compatible: should be: "atmel,at91rm9200-rtc" or "atmel,at91sam9x5-rtc"
5 - reg: physical base address of the controller and length of memory mapped
7 - interrupts: rtc alarm/event interrupt
12 compatible = "atmel,at91rm9200-rtc";
13 reg = <0xfffffe00 0x100>;