1*4882a593SmuzhiyunThis binding is based on the matrix-keymap binding with the following 2*4882a593Smuzhiyunchanges: 3*4882a593Smuzhiyun 4*4882a593Smuzhiyunkeypad,num-rows and keypad,num-columns are required. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunRequired properties: 7*4882a593Smuzhiyun- compatible: "ti,tca8418" 8*4882a593Smuzhiyun- reg: the I2C address 9*4882a593Smuzhiyun- interrupts: IRQ line number, should trigger on falling edge 10*4882a593Smuzhiyun- linux,keymap: Keys definitions, see keypad-matrix. 11