| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | * Cirrus Logic CLPS711X matrix keypad device tree bindings |
| 2 | |
| 3 | Required Properties: |
| 4 | - compatible: Shall contain "cirrus,ep7209-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,ep7209-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 | }; |