The Linux driver supports the TMP421 series of Remote and Local Temp Sensors. The Linux driver supports communication through the I2C bus and interfaces with the Hardware Monitoring sub-system.
Linux Mainline StatusAvailable in Linux Main line: Yes
Available through git.ti.com: N/A
Supported Devices:- tmp421
- tmp422
- tmp423
- tmp441
- tmp442
Linux Source FilesThe files associated with this device are:
- drivers/hwmon/tmp421.c
- Documentation/hwmon/tmp421
Source Filesdrivers/hwmon/tmp421.c
Other FilesDocumentation/hwmon/tmp421
Enabling Driver Support
Configure kernel with "make menuconfig" (alternatively use "make xconfig" or"make nconfig")
Menuconfig Location
Symbol: SENSORS_TMP421 [=y]Type : tristatePrompt: Texas Instruments TMP421 and compatible Location: -> Device Drivers -> Hardware Monitoring support (HWMON [=y]) Defined at drivers/hwmon/Kconfig:1518 Depends on: HWMON [=y] && I2C [=y]
Fixes and Code Enhancements
If there are fixes and or code enhancements that need to be added to thisdriver please either1. Send the patches to the relevant Linux Kernel community as listed in the maintainers file located: Hereor2. Contact your TI representative.