diff options
Diffstat (limited to 'zephyr/projects/trogdor/trogdor/src/sensors.c')
| -rw-r--r-- | zephyr/projects/trogdor/trogdor/src/sensors.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/zephyr/projects/trogdor/trogdor/src/sensors.c b/zephyr/projects/trogdor/trogdor/src/sensors.c new file mode 100644 index 0000000000..6d32e250cd --- /dev/null +++ b/zephyr/projects/trogdor/trogdor/src/sensors.c @@ -0,0 +1,29 @@ +/* Copyright 2021 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "chipset.h" +#include "common.h" +#include "keyboard_scan.h" + +/* Trogdor board specific sensor implementation */ + +#ifdef CONFIG_LID_ANGLE_UPDATE +void lid_angle_peripheral_enable(int enable) +{ + int chipset_in_s0 = chipset_in_state(CHIPSET_STATE_ON); + + if (enable) { + keyboard_scan_enable(1, KB_SCAN_DISABLE_LID_ANGLE); + } else { + /* + * Ensure that the chipset is off before disabling the keyboard. + * When the chipset is on, the EC keeps the keyboard enabled and + * the AP decides whether to ignore input devices or not. + */ + if (!chipset_in_s0) + keyboard_scan_enable(0, KB_SCAN_DISABLE_LID_ANGLE); + } +} +#endif |