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Diffstat (limited to 'zephyr/projects/herobrine/motionsense.dts')
| -rw-r--r-- | zephyr/projects/herobrine/motionsense.dts | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/zephyr/projects/herobrine/motionsense.dts b/zephyr/projects/herobrine/motionsense.dts new file mode 100644 index 0000000000..1955f43284 --- /dev/null +++ b/zephyr/projects/herobrine/motionsense.dts @@ -0,0 +1,241 @@ +/* Copyright 2021 The ChromiumOS Authors + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include <dt-bindings/motionsense/utils.h> + + +/ { + aliases { + /* + * motion sense's <>_INT_EVENT is handled + * by alias. Using the alias, each driver creates + * its own <>_INT_EVENT. + */ + bmi260-int = &base_accel; + tcs3400-int = &als_clear; + }; + + /* + * 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_bmi260: bmi260-mutex { + }; + }; + + /* Rotation matrix used by drivers. */ + motionsense-rotation-ref { + compatible = "cros-ec,motionsense-rotation-ref"; + lid_rot_ref: lid-rotation-ref { + mat33 = <0 1 0 + 1 0 0 + 0 0 (-1)>; + }; + + base_rot_ref: base-rotation-ref { + mat33 = <1 0 0 + 0 (-1) 0 + 0 0 (-1)>; + }; + }; + + /* + * 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 { + bma255_data: bma255-drv-data { + compatible = "cros-ec,drvdata-bma255"; + status = "okay"; + }; + + bmi260_data: bmi260-drv-data { + compatible = "cros-ec,drvdata-bmi260"; + status = "okay"; + }; + + tcs_clear_data: tcs3400-clear-drv-data { + compatible = "cros-ec,drvdata-tcs3400-clear"; + status = "okay"; + + als-drv-data { + compatible = "cros-ec,accelgyro-als-drv-data"; + als-cal { + scale = <1>; + uscale = <0>; + offset = <0>; + als-channel-scale { + compatible = "cros-ec,accelgyro-als-channel-scale"; + k-channel-scale = <1>; + cover-scale = <1>; + }; + }; + }; + }; + + tcs_rgb_data: tcs3400-rgb-drv-data { + compatible = "cros-ec,drvdata-tcs3400-rgb"; + status = "okay"; + + /* node for rgb_calibration_t defined in accelgyro.h */ + rgb_calibration { + compatible = + "cros-ec,accelgyro-rgb-calibration"; + + irt = <1>; + + rgb-cal-x { + offset = <0>; + coeff = <0 0 0 1>; + als-channel-scale { + compatible = "cros-ec,accelgyro-als-channel-scale"; + k-channel-scale = <1>; + cover-scale = <1>; + }; + }; + rgb-cal-y { + offset = <0>; + coeff = <0 0 0 1>; + als-channel-scale { + compatible = "cros-ec,accelgyro-als-channel-scale"; + k-channel-scale = <1>; + cover-scale = <1>; + }; + }; + rgb-cal-z { + offset = <0>; + coeff = <0 0 0 1>; + als-channel-scale { + compatible = "cros-ec,accelgyro-als-channel-scale"; + k-channel-scale = <1>; + cover-scale = <1>; + }; + }; + }; + }; + }; + + /* + * 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,bma255"; + status = "okay"; + + active-mask = "SENSOR_ACTIVE_S0_S3"; + location = "MOTIONSENSE_LOC_LID"; + mutex = <&lid_mutex>; + port = <&i2c_sensor>; + rot-standard-ref = <&lid_rot_ref>; + default-range = <2>; + drv-data = <&bma255_data>; + i2c-spi-addr-flags = "BMA2x2_I2C_ADDR1_FLAGS"; + configs { + compatible = + "cros-ec,motionsense-sensor-config"; + ec-s0 { + odr = <(10000 | ROUND_UP_FLAG)>; + }; + ec-s3 { + odr = <(10000 | ROUND_UP_FLAG)>; + }; + }; + }; + + base_accel: base-accel { + compatible = "cros-ec,bmi260-accel"; + status = "okay"; + + active-mask = "SENSOR_ACTIVE_S0_S3"; + location = "MOTIONSENSE_LOC_BASE"; + mutex = <&mutex_bmi260>; + port = <&i2c_sensor>; + rot-standard-ref = <&base_rot_ref>; + drv-data = <&bmi260_data>; + configs { + compatible = + "cros-ec,motionsense-sensor-config"; + ec-s0 { + odr = <(10000 | ROUND_UP_FLAG)>; + }; + ec-s3 { + odr = <(10000 | ROUND_UP_FLAG)>; + }; + }; + }; + + base-gyro { + compatible = "cros-ec,bmi260-gyro"; + status = "okay"; + + active-mask = "SENSOR_ACTIVE_S0_S3"; + location = "MOTIONSENSE_LOC_BASE"; + mutex = <&mutex_bmi260>; + port = <&i2c_sensor>; + rot-standard-ref = <&base_rot_ref>; + drv-data = <&bmi260_data>; + }; + + als_clear: base-als-clear { + compatible = "cros-ec,tcs3400-clear"; + status = "okay"; + + active-mask = "SENSOR_ACTIVE_S0_S3"; + location = "MOTIONSENSE_LOC_CAMERA"; + port = <&i2c_sensor>; + default-range = <0x10000>; + drv-data = <&tcs_clear_data>; + i2c-spi-addr-flags = "TCS3400_I2C_ADDR_FLAGS"; + configs { + compatible = + "cros-ec,motionsense-sensor-config"; + ec-s0 { + /* Run ALS sensor in S0 */ + odr = <1000>; + }; + }; + }; + + base-als-rgb { + compatible = "cros-ec,tcs3400-rgb"; + status = "okay"; + + active-mask = "SENSOR_ACTIVE_S0_S3"; + location = "MOTIONSENSE_LOC_CAMERA"; + default-range = <0x10000>; /* scale = 1x, uscale = 0 */ + drv-data = <&tcs_rgb_data>; + }; + }; + + motionsense-sensor-info { + compatible = "cros-ec,motionsense-sensor-info"; + + /* list of entries for motion_als_sensors */ + als-sensors = <&als_clear>; + /* + * 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 &als_clear>; + }; +}; |