1e70f18e1SAlexander Shiyan* Cirrus Logic CLPS711X matrix keypad device tree bindings 2e70f18e1SAlexander Shiyan 3e70f18e1SAlexander ShiyanRequired Properties: 4*e7c38f22SAlexander Shiyan- compatible: Shall contain "cirrus,ep7209-keypad". 5e70f18e1SAlexander Shiyan- row-gpios: List of GPIOs used as row lines. 6e70f18e1SAlexander Shiyan- poll-interval: Poll interval time in milliseconds. 7e70f18e1SAlexander Shiyan- linux,keymap: The definition can be found at 8e70f18e1SAlexander Shiyan bindings/input/matrix-keymap.txt. 9e70f18e1SAlexander Shiyan 10e70f18e1SAlexander ShiyanOptional Properties: 11e70f18e1SAlexander Shiyan- autorepeat: Enable autorepeat feature. 12e70f18e1SAlexander Shiyan 13e70f18e1SAlexander ShiyanExample: 14e70f18e1SAlexander Shiyan keypad { 15*e7c38f22SAlexander Shiyan compatible = "cirrus,ep7312-keypad", "cirrus,ep7209-keypad"; 16e70f18e1SAlexander Shiyan autorepeat; 17e70f18e1SAlexander Shiyan poll-interval = <120>; 18e70f18e1SAlexander Shiyan row-gpios = <&porta 0 0>, 19e70f18e1SAlexander Shiyan <&porta 1 0>; 20e70f18e1SAlexander Shiyan 21e70f18e1SAlexander Shiyan linux,keymap = < 22e70f18e1SAlexander Shiyan MATRIX_KEY(0, 0, KEY_UP) 23e70f18e1SAlexander Shiyan MATRIX_KEY(0, 1, KEY_DOWN) 24e70f18e1SAlexander Shiyan MATRIX_KEY(1, 0, KEY_LEFT) 25e70f18e1SAlexander Shiyan MATRIX_KEY(1, 1, KEY_RIGHT) 26e70f18e1SAlexander Shiyan >; 27e70f18e1SAlexander Shiyan }; 28