Documentation/devicetree/bindings/input/clps711x-keypad.txt

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