1*4882a593SmuzhiyunKEYMILE bfticu Chassis Management FPGA 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunThe bfticu is a multifunction device that manages the whole chassis. 4*4882a593SmuzhiyunIts main functionality is to collect IRQs from the whole chassis and signals 5*4882a593Smuzhiyunthem to a single controller. 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunRequired properties: 8*4882a593Smuzhiyun- compatible: "keymile,bfticu" 9*4882a593Smuzhiyun- interrupt-controller: the bfticu FPGA is an interrupt controller 10*4882a593Smuzhiyun- interrupts: the main IRQ line to signal the collected IRQs 11*4882a593Smuzhiyun- #interrupt-cells : is 2 and their usage is compliant to the 2 cells variant 12*4882a593Smuzhiyun of Documentation/devicetree/bindings/interrupt-controller/interrupts.txt 13*4882a593Smuzhiyun- reg: access on the parent local bus (chip select, offset in chip select, size) 14*4882a593Smuzhiyun 15*4882a593SmuzhiyunExample: 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun chassis-mgmt@3,0 { 18*4882a593Smuzhiyun compatible = "keymile,bfticu"; 19*4882a593Smuzhiyun interrupt-controller; 20*4882a593Smuzhiyun #interrupt-cells = <2>; 21*4882a593Smuzhiyun reg = <3 0 0x100>; 22*4882a593Smuzhiyun interrupt-parent = <&mpic>; 23*4882a593Smuzhiyun interrupts = <6 1 0 0>; 24*4882a593Smuzhiyun }; 25