1 files changed, 66 insertions, 0 deletions
diff --git a/zephyr/projects/nissa/pujjo/src/form_factor.c b/zephyr/projects/nissa/pujjo/src/form_factor.c
new file mode 100644
index 0000000000..6b02a258bc
--- /dev/null
+++ b/zephyr/projects/nissa/pujjo/src/form_factor.c
@@ -0,0 +1,66 @@
+/* Copyright 2022 The ChromiumOS Authors
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include <zephyr/devicetree.h>
+#include <zephyr/logging/log.h>
+
+#include "accelgyro.h"
+#include "button.h"
+#include "cros_board_info.h"
+#include "cros_cbi.h"
+#include "driver/accelgyro_bmi323.h"
+#include "driver/accelgyro_lsm6dsm.h"
+#include "gpio/gpio_int.h"
+#include "hooks.h"
+#include "motionsense_sensors.h"
+#include "motion_sense.h"
+#include "tablet_mode.h"
+
+#include "nissa_common.h"
+
+LOG_MODULE_DECLARE(nissa, CONFIG_NISSA_LOG_LEVEL);
+
+static bool use_alt_sensor;
+
+void motion_interrupt(enum gpio_signal signal)
+{
+	if (use_alt_sensor)
+		lsm6dsm_interrupt(signal);
+	else
+		bmi3xx_interrupt(signal);
+}
+
+static void sensor_init(void)
+{
+	int ret;
+	uint32_t val;
+	/* check which base sensor is used for motion_interrupt */
+	use_alt_sensor = cros_cbi_ssfc_check_match(
+		CBI_SSFC_VALUE_ID(DT_NODELABEL(base_sensor_1)));
+
+	motion_sensors_check_ssfc();
+
+	/* Check if it's tablet or not */
+	ret = cros_cbi_get_fw_config(FW_TABLET, &val);
+	if (ret != 0) {
+		LOG_ERR("Error retrieving CBI FW_CONFIG field %d", FW_TABLET);
+		return;
+	}
+	if (val == FW_TABLET_NOT_PRESENT) {
+		LOG_INF("Clamshell: disable motionsense function.");
+		motion_sensor_count = 0;
+		gmr_tablet_switch_disable();
+		gpio_disable_dt_interrupt(GPIO_INT_FROM_NODELABEL(int_imu));
+		gpio_pin_configure_dt(GPIO_DT_FROM_NODELABEL(gpio_imu_int_l),
+				      GPIO_DISCONNECTED);
+
+		LOG_INF("Clamshell: disable volume button function.");
+		button_disable_gpio(BUTTON_VOLUME_UP);
+		button_disable_gpio(BUTTON_VOLUME_DOWN);
+	} else {
+		LOG_INF("Tablet: Enable motionsense function.");
+	}
+}
+DECLARE_HOOK(HOOK_INIT, sensor_init, HOOK_PRIO_POST_I2C);