* sun6i Real Time Clock RTC controller for the Allwinner A31 Required properties: - compatible : Should be "allwinner,sun6i-a31-rtc" - reg : physical base address of the controller and length of memory mapped region. - interrupts : IRQ lines for the RTC alarm 0 and alarm 1, in that order. Example: rtc: rtc@01f00000 { compatible = "allwinner,sun6i-a31-rtc"; reg = <0x01f00000 0x54>; interrupts = <0 40 4>, <0 41 4>; };