/* 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 / { aliases { /* * motion sense's <>_INT_EVENT is handled * by alias. Using the alias, each driver creates * its own <>_INT_EVENT. */ bmi3xx-int = &base_accel; }; /* * Declare mutexes used by sensor drivers. * A mutex node is used to create an instance of mutex_t. * A mutex node is referenced by a sensor node if the * corresponding sensor driver needs to use the * instance of the mutex. */ motionsense-mutex { compatible = "cros-ec,motionsense-mutex"; lid_mutex: lid-mutex { }; mutex_bmi3xx: bmi3xx-mutex { }; }; /* * Driver specific data. A driver-specific data can be shared with * different motion sensors while they are using the same driver. * * If a node's compatible starts with "cros-ec,accelgyro-", it is for * a common structure defined in accelgyro.h. * e.g) compatible = "cros-ec,accelgyro-als-drv-data" is for * "struct als_drv_data_t" in accelgyro.h */ motionsense-sensor-data { bma4xx_data: bma4xx-drv-data { compatible = "cros-ec,drvdata-bma4xx"; status = "okay"; }; bmi3xx_data: bmi3xx-drv-data { compatible = "cros-ec,drvdata-bmi3xx"; status = "okay"; }; }; /* * List of motion sensors that creates motion_sensors array. * The nodelabel "lid_accel" and "base_accel" are used to indicate * motion sensor IDs for lid angle calculation. */ motionsense-sensor { lid_accel: lid-accel { compatible = "cros-ec,bma4xx"; status = "okay"; active-mask = "SENSOR_ACTIVE_S0_S3"; location = "MOTIONSENSE_LOC_LID"; mutex = <&lid_mutex>; port = <&i2c_sensor>; drv-data = <&bma4xx_data>; rot-standard-ref = <&lid_rot_ref>; default-range = <2>; configs { compatible = "cros-ec,motionsense-sensor-config"; ec-s0 { odr = <(12500 | ROUND_UP_FLAG)>; ec-rate = <100>; }; ec-s3 { odr = <(12500 | ROUND_UP_FLAG)>; }; }; }; base_accel: base-accel { compatible = "cros-ec,bmi3xx-accel"; status = "okay"; active-mask = "SENSOR_ACTIVE_S0_S3"; location = "MOTIONSENSE_LOC_BASE"; mutex = <&mutex_bmi3xx>; port = <&i2c_sensor>; rot-standard-ref = <&base_rot_ref>; drv-data = <&bmi3xx_data>; configs { compatible = "cros-ec,motionsense-sensor-config"; ec-s0 { odr = <(12500 | ROUND_UP_FLAG)>; ec-rate = <100>; }; ec-s3 { odr = <(12500 | ROUND_UP_FLAG)>; }; }; }; base-gyro { compatible = "cros-ec,bmi3xx-gyro"; status = "okay"; active-mask = "SENSOR_ACTIVE_S0_S3"; location = "MOTIONSENSE_LOC_BASE"; mutex = <&mutex_bmi3xx>; port = <&i2c_sensor>; rot-standard-ref = <&base_rot_ref>; drv-data = <&bmi3xx_data>; }; }; motionsense-sensor-info { compatible = "cros-ec,motionsense-sensor-info"; /* * list of GPIO interrupts that have to * be enabled at initial stage */ sensor-irqs = <&int_accel_gyro>; /* list of sensors in force mode */ accel-force-mode-sensors = <&lid_accel>; }; };