| # Copyright 2024 Google LLC |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| description: | |
| Row-column to key mapper |
| |
| Listens for row-column events from the parent device and reports key events. |
| |
| Example configuration: |
| |
| #include <zephyr/dt-bindings/input/input-event-codes.h> |
| #include <zephyr/dt-bindings/input/keymap.h> |
| |
| kbd { |
| ... |
| keymap { |
| compatible = "input-keymap"; |
| keymap = < |
| MATRIX_KEY(0, 0, INPUT_KEY_1) |
| MATRIX_KEY(0, 1, INPUT_KEY_2) |
| MATRIX_KEY(0, 2, INPUT_KEY_3) |
| MATRIX_KEY(1, 0, INPUT_KEY_4) |
| MATRIX_KEY(1, 1, INPUT_KEY_5) |
| MATRIX_KEY(1, 2, INPUT_KEY_6) |
| MATRIX_KEY(2, 0, INPUT_KEY_7) |
| MATRIX_KEY(2, 1, INPUT_KEY_8) |
| MATRIX_KEY(2, 2, INPUT_KEY_9) |
| >; |
| row-size = <3>; |
| col-size = <3>; |
| }; |
| }; |
| |
| compatible: "input-keymap" |
| |
| properties: |
| keymap: |
| type: array |
| required: true |
| description: | |
| List of codes, using the MATRIX_KEY() macro. |
| |
| row-size: |
| type: int |
| required: true |
| description: | |
| The number of rows in the keymap. |
| |
| col-size: |
| type: int |
| required: true |
| description: | |
| The number of columns in the keymap. |
