mirror of
https://github.com/apache/nuttx.git
synced 2026-05-22 13:52:22 +08:00
sensors/bmi270: add support for the new sensor framework
bmi270 can be used with the new sensor framework
This commit is contained in:
raiden00pl
Xiang Xiao
@@ -65,7 +65,12 @@ if(CONFIG_SENSORS)
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endif()
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if(CONFIG_SENSORS_BMI270)
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list(APPEND SRCS bmi270.c)
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list(APPEND SRCS bmi270_base.c)
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if(CONFIG_SENSORS_BMI270_UORB)
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list(APPEND SRCS bmi270_uorb.c)
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else()
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list(APPEND SRCS bmi270.c)
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endif()
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endif()
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# These drivers depend on I2C support
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@@ -223,6 +223,35 @@ config SENSORS_BMI270
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if SENSORS_BMI270
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config SENSORS_BMI270_UORB
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bool "Bosch BMI270 UORB"
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default n
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if SENSORS_BMI270_UORB
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config SENSORS_BMI270_POLL
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bool "Enables polling sensor data"
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default n
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---help---
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Enables polling of sensor.
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config SENSORS_BMI270_POLL_INTERVAL
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int "Polling interval in microseconds, default 1 sec"
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depends on SENSORS_BMI270_POLL
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default 1000000
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range 0 4294967295
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---help---
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The interval until a new sensor measurement will be triggered.
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config SENSORS_BMI270_THREAD_STACKSIZE
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int "Worker thread stack size"
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depends on SENSORS_BMI270_POLL
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default 1024
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---help---
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The stack size for the worker thread.
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endif #SENSORS_BMI270_UORB
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choice
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prompt "BMI270 Interface"
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default SENSORS_BMI270_SPI
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@@ -65,8 +65,13 @@ ifeq ($(CONFIG_SENSORS_DHTXX),y)
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endif
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ifeq ($(CONFIG_SENSORS_BMI270),y)
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CSRCS += bmi270_base.c
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ifeq ($(CONFIG_SENSORS_BMI270_UORB),y)
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CSRCS += bmi270_bmi.c
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else
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CSRCS += bmi270.c
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endif
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endif
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# These drivers depend on I2C support
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+1
-1267
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,260 @@
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/****************************************************************************
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* drivers/sensors/bmi270_base.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_SENSORS_BMI270_BASE_H
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#define __INCLUDE_NUTTX_SENSORS_BMI270_BASE_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/kmalloc.h>
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#include <nuttx/fs/fs.h>
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#include <nuttx/sensors/bmi270.h>
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#ifdef CONFIG_SENSORS_BMI270_I2C
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# include <nuttx/i2c/i2c_master.h>
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#else
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# include <nuttx/spi/spi.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define BMI270_SPI_MAXFREQUENCY 10000000
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#define BMI270_I2C_FREQ 400000
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#define DEVID 0x24
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#define BMI270_CHIP_ID (0x00) /* Chip ID */
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#define BMI270_ERROR (0x02) /* Error register */
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#define BMI270_PMU_STAT (0x03) /* Current power mode */
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#define BMI270_DATA_0 (0x04) /* MAG X 7:0 (LSB) */
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#define BMI270_DATA_1 (0x05) /* MAG X 15:8 (MSB) */
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#define BMI270_DATA_2 (0x06) /* MAG Y 7:0 (LSB) */
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#define BMI270_DATA_3 (0x07) /* MAG Y 15:8 (MSB) */
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#define BMI270_DATA_4 (0x08) /* MAG Z 7:0 (LSB) */
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#define BMI270_DATA_5 (0x09) /* MAG Z 15:8 (MSB) */
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#define BMI270_DATA_6 (0x0a) /* RHALL 7:0 (LSB) */
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#define BMI270_DATA_7 (0x0b) /* RHALL 15:8 (MSB) */
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#define BMI270_DATA_8 (0x0c) /* ACC X 7:0 (LSB) */
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#define BMI270_DATA_9 (0x0d) /* ACC X 15:8 (MSB) */
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#define BMI270_DATA_10 (0x0e) /* ACC Y 7:0 (LSB) */
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#define BMI270_DATA_11 (0x0f) /* ACC Y 15:8 (MSB) */
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#define BMI270_DATA_12 (0x10) /* ACC Z 7:0 (LSB) */
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#define BMI270_DATA_13 (0x11) /* ACC Z 15:8 (MSB) */
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#define BMI270_DATA_14 (0x12) /* GYR X 7:0 (LSB) */
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#define BMI270_DATA_15 (0x13) /* GYR X 15:8 (MSB) */
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#define BMI270_DATA_16 (0x14) /* GYR Y 7:0 (LSB) */
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#define BMI270_DATA_17 (0x15) /* GYR Y 15:8 (MSB) */
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#define BMI270_DATA_18 (0x16) /* GYR Z 7:0 (LSB) */
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#define BMI270_DATA_19 (0x17) /* GYR Z 15:8 (MSB) */
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#define BMI270_SENSORTIME_0 (0x18) /* Sensor time 0 */
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#define BMI270_SENSORTIME_1 (0x19) /* Sensor time 1 */
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#define BMI270_SENSORTIME_2 (0x1A) /* Sensor time 2 */
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#define BMI270_EVENT (0x1B) /* Sensor event flags */
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#define BMI270_INTR_STAT_0 (0x1C) /* Interrupt status */
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#define BMI270_INTR_STAT_1 (0x1D)
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#define BMI270_SC_OUT_0 (0x1E) /* Step counting value */
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#define BMI270_SC_OUT_1 (0x1f) /* Step counting value */
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#define BMI270_WR_GEST_ACT (0x20) /* Wrist gesture and activity detection */
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#define BMI270_INTERNAL_STAT (0x21) /* Internal status */
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#define BMI270_TEMPERATURE_0 (0x22) /* Temperature */
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#define BMI270_TEMPERATURE_1 (0x23)
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#define BMI270_FIFO_LENGTH_0 (0x24) /* FIFO length */
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#define BMI270_FIFO_LENGTH_1 (0x25)
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#define BMI270_FIFO_DATA (0x26)
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#define BMI270_FEAT_PAGE (0x2f) /* Page number for feature configuration and output registers */
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/* TODO: Features 0x30-0x3f */
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#define BMI270_ACC_CONFIG (0x40) /* ACCEL config for ODR, bandwidth and undersampling */
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#define BMI270_ACC_RANGE (0x41) /* ACCEL range */
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#define BMI270_GYR_CONFIG (0x42) /* GYRO config for ODR and bandwidth */
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#define BMI270_GYR_RANGE (0x43) /* GYRO range */
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#define BMI270_AUX_CONFIG (0x44) /* AUX config for ODR */
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#define BMI270_FIFO_DOWN (0x45) /* GYRO and ACCEL downsampling rates for FIFO */
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#define BMI270_FIFO_WTM_0 (0x46) /* FIFO Watermark level */
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#define BMI270_FIFO_WTM_1 (0x47) /* FIFO Watermark level */
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#define BMI270_FIFO_CONFIG_0 (0x48) /* FIFO config */
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#define BMI270_FIFO_CONFIG_1 (0x49)
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#define BMI270_SATURATION (0x4A) /* Saturation */
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#define BMI270_AUX_DEV_ID (0x4B) /* Auxiliary interface device_id */
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#define BMI270_AUX_IF_CONF (0x4C) /* Auxiliary interface configuration */
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#define BMI270_AUX_RD_ADDR (0x4C) /* Auxiliary interface read address */
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#define BMI270_AUX_WR_ADDR (0x4E) /* Auxiliary interface write address */
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#define BMI270_AUX_WR_DATA (0x4F) /* Auxiliary interface write data */
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#define BMI270_ERR_REG_MSK (0x52)
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#define BMI270_INT1_IO_CTRL (0x53) /* INT pin configuration */
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#define BMI270_INT2_IO_CTRL (0x54)
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#define BMI270_INT_LATCH (0x55) /* Configure interrupt modes */
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#define BMI270_INT1_MAP_FEAT (0x56) /* Interrupt/Feature mapping on INT1 */
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#define BMI270_INT2_MAP_FEAT (0x57) /* Interrupt/Feature mapping on INT2 */
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#define BMI270_INT_MAP_DATA (0x58) /* Data Interrupt mapping for both INT pins */
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#define BMI270_INIT_CTRL (0x59) /* Start initialization */
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#define BMI270_INIT_ADDR_0 (0x5b) /* Base address of the initialization data */
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#define BMI270_INIT_ADDR_1 (0x5c)
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#define BMI270_INIT_DATA (0x5e) /* Initialization register */
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#define BMI270_INTERNAL_ERROR (0x5f)
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#define BMI270_AUX_IF_TRIM (0x68) /* Auxiliary interface trim */
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#define BMI270_GYR_CRT_CONF (0x69) /* Component Retrimming for Gyroscope */
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#define BMI270_NMV_CONFIG (0x6A) /* NVM Configuration */
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#define BMI270_IF_CONFIG (0x6B) /* Serial interface configuration */
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#define BMI270_DRV (0x6C) /* Drive strength control */
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#define BMI270_ACC_SELF_TEST (0x6D) /* Acc self test */
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#define BMI270_GYR_SELF_TEST (0x6E) /* Gyro self test */
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#define BMI270_NV_CONFIG (0x70) /* SPI/I2C selection */
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#define BMI270_OFFSET_0 (0x71) /* ACCEL and GYRO offset */
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#define BMI270_OFFSET_1 (0x72)
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#define BMI270_OFFSET_2 (0x73)
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#define BMI270_OFFSET_3 (0x74)
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#define BMI270_OFFSET_4 (0x75)
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#define BMI270_OFFSET_5 (0x76)
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#define BMI270_OFFSET_6 (0x77)
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#define BMI270_PWR_CONF (0x7C) /* Power mode configuration */
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#define BMI270_PWR_CTRL (0x7D) /* Power mode control */
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#define BMI270_CMD (0x7e) /* Command register */
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/* Register 0x21 - INTERNAL_STATUS */
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#define INTSTAT_MSG_MASK (7)
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#define INTSTAT_MSG_NOTINIT (0x00)
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#define INTSTAT_MSG_INITOK (0x01)
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/* Register 0x40 - ACCEL_CONFIG accel bandwidth */
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#define ACCEL_OSR4_AVG1 (0 << 4)
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#define ACCEL_OSR2_AVG2 (1 << 4)
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#define ACCEL_NORMAL_AVG4 (2 << 4)
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#define ACCEL_CIC_AVG8 (3 << 4)
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#define ACCEL_RES_AVG2 (4 << 4)
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#define ACCEL_RES_AVG4 (5 << 4)
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#define ACCEL_RES_AVG8 (6 << 4)
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#define ACCEL_RES_AVG16 (7 << 4)
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#define ACCEL_RES_AVG32 (8 << 4)
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#define ACCEL_RES_AVG64 (9 << 4)
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#define ACCEL_RES_AVG128 (10 << 4)
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#define ACCEL_ODR_0_78HZ (0x01)
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#define ACCEL_ODR_1_56HZ (0x02)
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#define ACCEL_ODR_3_12HZ (0x03)
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#define ACCEL_ODR_6_25HZ (0x04)
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#define ACCEL_ODR_12_5HZ (0x05)
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#define ACCEL_ODR_25HZ (0x06)
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#define ACCEL_ODR_50HZ (0x07)
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#define ACCEL_ODR_100HZ (0x08)
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#define ACCEL_ODR_200HZ (0x09)
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#define ACCEL_ODR_400HZ (0x0A)
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#define ACCEL_ODR_800HZ (0x0B)
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#define ACCEL_ODR_1600HZ (0x0C)
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/* Register 0x41 - ACC_RANGE accel range */
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#define ACCEL_RANGE_2G (0x00)
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#define ACCEL_RANGE_4G (0x01)
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#define ACCEL_RANGE_8G (0x02)
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#define ACCEL_RANGE_16G (0x03)
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/* Register 0x42 - GYRO_CONFIG accel bandwidth */
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#define GYRO_OSR4_MODE (0 << 4)
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#define GYRO_OSR2_MODE (1 << 4)
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#define GYRO_NORMAL_MODE (2 << 4)
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#define GYRO_CIC_MODE (3 << 4)
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#define GYRO_ODR_25HZ (0x06)
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#define GYRO_ODR_50HZ (0x07)
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#define GYRO_ODR_100HZ (0x08)
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#define GYRO_ODR_200HZ (0x09)
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#define GYRO_ODR_400HZ (0x0A)
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#define GYRO_ODR_800HZ (0x0B)
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#define GYRO_ODR_1600HZ (0x0C)
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#define GYRO_ODR_3200HZ (0x0D)
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/* Register 0x43 - GYR_RANGE gyr range */
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#define GYRO_RANGE_2000 (0x00)
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#define GYRO_RANGE_1000 (0x01)
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#define GYRO_RANGE_500 (0x02)
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#define GYRO_RANGE_250 (0x03)
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#define GYRO_RANGE_125 (0x04)
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/* Register 0x7d - PWR_CONF */
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#define PWRCONF_APS_ON (1 << 0)
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#define PWRCONF_FSW_ON (1 << 1)
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#define PWRCONF_FUP_ON (1 << 2)
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/* Register 0x7d - PWR_CTRL */
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#define PWRCTRL_AUX_EN (1 << 0)
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#define PWRCTRL_GYR_EN (1 << 1)
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#define PWRCTRL_ACC_EN (1 << 2)
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#define PWRCTRL_TEMP_EN (1 << 3)
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/* Register 0x7e - CMD */
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#define CMD_SOFTRESET (0xB6)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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struct bmi270_dev_s
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{
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#ifdef CONFIG_SENSORS_BMI270_I2C
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FAR struct i2c_master_s *i2c; /* I2C interface */
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uint8_t addr; /* I2C address */
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int freq; /* Frequency <= 3.4MHz */
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#else /* CONFIG_SENSORS_BMI270_SPI */
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FAR struct spi_dev_s *spi; /* SPI interface */
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#endif
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};
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/****************************************************************************
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* Public Data
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****************************************************************************/
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extern const uint8_t g_bmi270_config_file[];
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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uint8_t bmi270_getreg8(FAR struct bmi270_dev_s *priv, uint8_t regaddr);
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void bmi270_putreg8(FAR struct bmi270_dev_s *priv, uint8_t regaddr,
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uint8_t regval);
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void bmi270_getregs(FAR struct bmi270_dev_s *priv, uint8_t regaddr,
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FAR uint8_t *regval, int len);
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void bmi270_putregs(FAR struct bmi270_dev_s *priv, uint8_t regaddr,
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FAR uint8_t *regval, int len);
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void bmi270_set_normal_imu(FAR struct bmi270_dev_s *priv);
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int bmi270_init_seq(FAR struct bmi270_dev_s *priv);
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int bmi270_checkid(FAR struct bmi270_dev_s *priv);
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#endif /* __INCLUDE_NUTTX_SENSORS_BMI270_BASE_H */
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File diff suppressed because it is too large
Load Diff
@@ -57,6 +57,9 @@ struct accel_gyro_st_s
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uint32_t sensor_time;
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};
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struct i2c_master_s;
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struct spi_dev_s;
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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@@ -86,12 +89,15 @@ extern "C"
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*
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****************************************************************************/
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#ifdef CONFIG_SENSORS_BMI270_I2C
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struct i2c_master_s;
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#if defined(CONFIG_SENSORS_BMI270_I2C) && defined(CONFIG_SENSORS_BMI270_UORB)
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int bmi270_register_uorb(int devno, FAR struct i2c_master_s *dev,
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uint8_t addr);
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#elif defined(CONFIG_SENSORS_BMI270_I2C) && !defined(CONFIG_SENSORS_BMI270_UORB)
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int bmi270_register(FAR const char *devpath, FAR struct i2c_master_s *dev,
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uint8_t addr);
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#else /* CONFIG_BMI270_SPI */
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struct spi_dev_s;
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#elif !defined(CONFIG_SENSORS_BMI270_I2C) && defined(CONFIG_SENSORS_BMI270_UORB)
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int bmi270_register_uorb(int devno, FAR struct spi_dev_s *dev);
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#elif !defined(CONFIG_SENSORS_BMI270_I2C) && !defined(CONFIG_SENSORS_BMI270_UORB)
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int bmi270_register(FAR const char *devpath, FAR struct spi_dev_s *dev);
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#endif
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