1Cadence Real Time Clock 2 3The Cadence RTC controller with date, time and alarm capabilities. 4The alarm may wake the system from low-power state. 5 6Required properties: 7- compatible: Should be "cdns,rtc-r109v3" 8- reg: Specifies base physical address and size of the register area. 9- interrupts: A single interrupt specifier. 10- clocks: Must contain two entries: 11 - pclk: APB registers clock 12 - ref_clk: reference 1Hz or 100Hz clock, depending on IP configuration 13 See ../clocks/clock-bindings.txt for details. 14 15Example: 16 rtc0: rtc@fd080000 { 17 compatible = "cdns,rtc-r109v3"; 18 reg = <0xfd080000 0x1000>; 19 20 clock-names = "pclk", "ref_clk"; 21 clocks = <&sysclock>, <&refclock>; 22 23 interrupt-parent = <&gic>; 24 interrupts = <0 6 IRQ_TYPE_LEVEL_HIGH>; 25 }; 26