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driver: sensor: bme680 added support

Added support for the BME680 environmental sensor

Signed-off-by: Bosch Sensortec <github@bosch-sensortec.com>
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BoschSensortec authored and MaureenHelm committed Sep 5, 2018
1 parent 44b19bc commit b05d5ffc46de42ed483c55bf60b136d1ad54e308
@@ -10,6 +10,7 @@ add_subdirectory_ifdef(CONFIG_APDS9960 apds9960)
add_subdirectory_ifdef(CONFIG_BMA280 bma280)
add_subdirectory_ifdef(CONFIG_BMC150_MAGN bmc150_magn)
add_subdirectory_ifdef(CONFIG_BME280 bme280)
add_subdirectory_ifdef(CONFIG_BME680 bme680)
add_subdirectory_ifdef(CONFIG_BMG160 bmg160)
add_subdirectory_ifdef(CONFIG_BMI160 bmi160)
add_subdirectory_ifdef(CONFIG_BMM150 bmm150)
@@ -45,6 +45,8 @@ source "drivers/sensor/bmc150_magn/Kconfig"

source "drivers/sensor/bme280/Kconfig"

source "drivers/sensor/bme680/Kconfig"

source "drivers/sensor/bmg160/Kconfig"

source "drivers/sensor/bmi160/Kconfig"
@@ -0,0 +1,9 @@
#
# Copyright (c) 2018 Bosch Sensortec GmbH
#
# SPDX-License-Identifier: Apache-2.0
#

zephyr_library()

zephyr_library_sources_ifdef(CONFIG_BME680 bme680.c)
@@ -0,0 +1,120 @@
# Kconfig.bme680 - BME680 temperature, pressure, humidity and gas sensor configuration options

#
# Copyright (c) 2018 Bosch Sensortec GmbH
#
# SPDX-License-Identifier: Apache-2.0
#
menuconfig BME680
bool "BME680 sensor"
depends on I2C
help
Enable driver for BME680 I2C-based based temperature, pressure, humidity and gas sensor.

if BME680

menu "BME680 Attributes"

choice
prompt "BME680 temperature oversampling"
default BME680_TEMP_OVER_2X
help
Select temperature oversampling for the BME680 sensor. Higher values
lead to more accurate readings, but higher power consumption.
config BME680_TEMP_OVER_1X
bool "x1"
config BME680_TEMP_OVER_2X
bool "x2"
config BME680_TEMP_OVER_4X
bool "x4"
config BME680_TEMP_OVER_8X
bool "x8"
config BME680_TEMP_OVER_16X
bool "x16"
endchoice

choice
prompt "BME680 pressure oversampling"
default BME680_PRESS_OVER_16X
help
Select pressure oversampling for the BME680 sensor. Higher values
lead to more accurate readings, but higher power consumption.
config BME680_PRESS_OVER_1X
bool "x1"
config BME680_PRESS_OVER_2X
bool "x2"
config BME680_PRESS_OVER_4X
bool "x4"
config BME680_PRESS_OVER_8X
bool "x8"
config BME680_PRESS_OVER_16X
bool "x16"
endchoice

choice
prompt "BME680 humidity oversampling"
default BME680_HUMIDITY_OVER_1X
help
Select humidity oversampling for the BME680 sensor. Higher values
lead to more accurate readings, but higher power consumption.
config BME680_HUMIDITY_OVER_1X
bool "x1"
config BME680_HUMIDITY_OVER_2X
bool "x2"
config BME680_HUMIDITY_OVER_4X
bool "x4"
config BME680_HUMIDITY_OVER_8X
bool "x8"
config BME680_HUMIDITY_OVER_16X
bool "x16"
endchoice

choice
prompt "BME680 IIR low-pass filter coefficient"
default BME680_FILTER_OFF
help
Select the filter coefficient for the BME680 sensor.
config BME680_FILTER_OFF
bool "filter off"
config BME680_FILTER_2
bool "2"
config BME680_FILTER_4
bool "4"
config BME680_FILTER_8
bool "8"
config BME680_FILTER_16
bool "16"
config BME680_FILTER_32
bool "32"
config BME680_FILTER_64
bool "64"
config BME680_FILTER_128
bool "128"
endchoice

choice
prompt "BME680 gas sensor's heater temperature in degree Celsius"
default BME680_HEATR_TEMP_LP
help
Select the gas sensor's heater temperature for the BME680 sensor.
config BME680_HEATR_TEMP_LP
bool "320"
config BME680_HEATR_TEMP_ULP
bool "400"
endchoice

choice
prompt "BME680 gas sensor's heating duration in milliseconds"
default BME680_HEATR_DUR_LP
help
Select the gas sensor's heating duration for the BME680 sensor.
config BME680_HEATR_DUR_LP
bool "197"
config BME680_HEATR_DUR_ULP
bool "1943"
endchoice

endmenu # BME680 Attributes

endif # BME680

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