TI-NSPIRE interrupt controller Required properties: - compatible: Compatible property value should be "lsi,zevio-intc". - reg: Physical base address of the controller and length of memory mapped region. - interrupt-controller : Identifies the node as an interrupt controller Example: interrupt-controller { compatible = "lsi,zevio-intc"; interrupt-controller; reg = <0xDC000000 0x1000>; #interrupt-cells = <1>; };