1STM32 External Interrupt Controller 2 3Required properties: 4 5- compatible: Should be "st,stm32-exti" 6- reg: Specifies base physical address and size of the registers 7- interrupt-controller: Indentifies the node as an interrupt controller 8- #interrupt-cells: Specifies the number of cells to encode an interrupt 9 specifier, shall be 2 10- interrupts: interrupts references to primary interrupt controller 11 12Example: 13 14exti: interrupt-controller@40013c00 { 15 compatible = "st,stm32-exti"; 16 interrupt-controller; 17 #interrupt-cells = <2>; 18 reg = <0x40013C00 0x400>; 19 interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>; 20}; 21