/* 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 "driver/accelgyro_bmi_common_public.h" #include "driver/accelgyro_bmi160_public.h" /* * CREATE_SENSOR_DATA which is defined in motionsense_sensros.c is * the helper to create sensor driver specific data. * * CREATE_SENSOR_DATA gets two arguments. One is the compatible * property value specified in device tree and the other one is the macro * that actually creates sensor driver specific data. The macro gets * node id and the name to be used for the sensor driver data. */ /* * Create driver data. It can be shared among the entries in * motion_sensors array which are using the same bmi160 driver. */ #define CREATE_SENSOR_DATA_BMI160(id, drvdata_name) \ static struct bmi_drv_data_t drvdata_name; /* * Create driver data for each BMI160 drvinfo instance in device tree. * (compatible = "cros-ec,drvdata-bmi160") */ CREATE_SENSOR_DATA(cros_ec_drvdata_bmi160, CREATE_SENSOR_DATA_BMI160) /* * CREATE_MOTION_SENSOR which is defined in motionsense_sensors.c is * the macro to create an entry in motion_sensors array. * The macro gets value of compatible property of * the sensor in device tree and sensor specific values like chip ID, * type of sensor, name of driver, default min/max frequency. * Then using the values, it creates the corresponding motion_sense_t entry * in motion_sensors array. */ /* * Here, we call CREATE_MOTION_SENSOR to create a motion_sensor_t entry * for each BMI160_accel instance(compatible = "cros-ec,bmi160-accel") * in device tree. */ CREATE_MOTION_SENSOR(cros_ec_bmi160_accel, MOTIONSENSE_CHIP_BMI160, \ MOTIONSENSE_TYPE_ACCEL, bmi160_drv, \ BMI_ACCEL_MIN_FREQ, BMI_ACCEL_MAX_FREQ) /* * Here, we call CREATE_MOTION_SENSOR to create a motion_sensor_t entry * for each BMI260_gyro instance (compatible = "cros-ec,bmi160-gyro") * in device tree. */ CREATE_MOTION_SENSOR(cros_ec_bmi160_gyro, MOTIONSENSE_CHIP_BMI160, \ MOTIONSENSE_TYPE_GYRO, bmi160_drv, \ BMI_GYRO_MIN_FREQ, BMI_GYRO_MAX_FREQ)