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1Cadence Real Time Clock2 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 clock12 - ref_clk: reference 1Hz or 100Hz clock, depending on IP configuration13 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