1*e70f18e1SAlexander Shiyan* Cirrus Logic CLPS711X matrix keypad device tree bindings 2*e70f18e1SAlexander Shiyan 3*e70f18e1SAlexander ShiyanRequired Properties: 4*e70f18e1SAlexander Shiyan- compatible: Shall contain "cirrus,clps711x-keypad". 5*e70f18e1SAlexander Shiyan- row-gpios: List of GPIOs used as row lines. 6*e70f18e1SAlexander Shiyan- poll-interval: Poll interval time in milliseconds. 7*e70f18e1SAlexander Shiyan- linux,keymap: The definition can be found at 8*e70f18e1SAlexander Shiyan bindings/input/matrix-keymap.txt. 9*e70f18e1SAlexander Shiyan 10*e70f18e1SAlexander ShiyanOptional Properties: 11*e70f18e1SAlexander Shiyan- autorepeat: Enable autorepeat feature. 12*e70f18e1SAlexander Shiyan 13*e70f18e1SAlexander ShiyanExample: 14*e70f18e1SAlexander Shiyan keypad { 15*e70f18e1SAlexander Shiyan compatible = "cirrus,ep7312-keypad", "cirrus,clps711x-keypad"; 16*e70f18e1SAlexander Shiyan autorepeat; 17*e70f18e1SAlexander Shiyan poll-interval = <120>; 18*e70f18e1SAlexander Shiyan row-gpios = <&porta 0 0>, 19*e70f18e1SAlexander Shiyan <&porta 1 0>; 20*e70f18e1SAlexander Shiyan 21*e70f18e1SAlexander Shiyan linux,keymap = < 22*e70f18e1SAlexander Shiyan MATRIX_KEY(0, 0, KEY_UP) 23*e70f18e1SAlexander Shiyan MATRIX_KEY(0, 1, KEY_DOWN) 24*e70f18e1SAlexander Shiyan MATRIX_KEY(1, 0, KEY_LEFT) 25*e70f18e1SAlexander Shiyan MATRIX_KEY(1, 1, KEY_RIGHT) 26*e70f18e1SAlexander Shiyan >; 27*e70f18e1SAlexander Shiyan }; 28