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stm32f7/common: Add support to BMI270 sensor
This commit is contained in:
Alan Carvalho de Assis
Petro Karashchenko
parent
e40fae408c
commit
3d45cf8bfc
4 changed files with 177 additions and 0 deletions
80
boards/arm/stm32f7/common/include/stm32_bmi270.h
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80
boards/arm/stm32f7/common/include/stm32_bmi270.h
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@ -0,0 +1,80 @@
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/****************************************************************************
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* boards/arm/stm32f7/common/include/stm32_bmi270.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 __BOARDS_ARM_STM32F7_COMMON_INCLUDE_STM32_BMI270_H
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#define __BOARDS_ARM_STM32F7_COMMON_INCLUDE_STM32_BMI270_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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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Inline Functions
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****************************************************************************/
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: board_bmi270_initialize
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*
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* Description:
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* Initialize and register the BMI270 IMU device.
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*
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* Input Parameters:
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* devno - The device number, used to build the device path as /dev/imuN
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* busno - The I2C bus number
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*
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* Returned Value:
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* Zero (OK) on success; a negated errno value on failure.
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*
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****************************************************************************/
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int board_bmi270_initialize(int devno, int busno);
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* __BOARDS_ARM_STM32F7_COMMON_INCLUDE_STM32_BMI270_H */
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@ -24,4 +24,8 @@ if(CONFIG_SENSORS_BH1750FVI)
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list(APPEND SRCS stm32_bh1750.c)
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endif()
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if(CONFIG_SENSORS_BMI270_I2C)
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list(APPEND SRCS stm32_bmi270.c)
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endif()
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target_sources(board PRIVATE ${SRCS})
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@ -24,6 +24,10 @@ ifeq ($(CONFIG_SENSORS_BH1750FVI),y)
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CSRCS += stm32_bh1750.c
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endif
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ifeq ($(CONFIG_SENSORS_BMI270_I2C),y)
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CSRCS += stm32_bmi270.c
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endif
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DEPPATH += --dep-path src
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VPATH += :src
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)board$(DELIM)src
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89
boards/arm/stm32f7/common/src/stm32_bmi270.c
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89
boards/arm/stm32f7/common/src/stm32_bmi270.c
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@ -0,0 +1,89 @@
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/****************************************************************************
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* boards/arm/stm32f7/common/src/stm32_bmi270.c
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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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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <errno.h>
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#include <debug.h>
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#include <stdio.h>
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#include <nuttx/spi/spi.h>
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#include <arch/board/board.h>
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#include <nuttx/sensors/bmi270.h>
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#include "stm32_i2c.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define BMI270_I2C_ADDR 0x68
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: board_bmi270_initialize
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*
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* Description:
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* Initialize and register the BMI270 IMU device.
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*
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* Input Parameters:
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* devno - The device number, used to build the device path as /dev/imuN
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* busno - The I2C bus number
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*
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* Returned Value:
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* Zero (OK) on success; a negated errno value on failure.
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*
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****************************************************************************/
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int board_bmi270_initialize(int devno, int busno)
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{
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struct i2c_master_s *i2c;
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char devpath[16];
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int ret;
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sninfo("Initializing BMI270!\n");
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/* Initialize I2C */
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i2c = stm32_i2cbus_initialize(busno);
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if (!i2c)
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{
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return -ENODEV;
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}
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/* Then register the ambient light sensor */
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snprintf(devpath, sizeof(devpath), "/dev/imu%d", devno);
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ret = bmi270_register(devpath, i2c, BMI270_I2C_ADDR);
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if (ret < 0)
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{
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snerr("ERROR: Error registering BMI270\n");
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}
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return ret;
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}
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