LM90SW-LINUX

Linux Driver for LM90

LM90SW-LINUX

Overview

The Linux driver supports the LM90 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 Status

Available in Linux Main line: Yes
Available through git.ti.com: N/A

Supported Devices:

  • lm90
  • lm86
  • lm89
  • lm99
  • tmp451

 

Linux Source Files

The files associated with this device are:

  1. drivers/hwmon/lm90.c
  2. Documentation/devicetree/bindings/hwmon/lm90.txt
  3. Documentation/hwmon/lm90

Source Files

drivers/hwmon/lm90.c

Linux Device Tree Documentation

Documentation/devicetree/bindings/hwmon/lm90.txt

Other Files

Documentation/hwmon/lm90

 

Enabling Driver Support

Configure kernel with "make menuconfig" (alternatively use "make xconfig" or"make nconfig")

Menuconfig Location

Symbol: SENSORS_LM90 [=y]Type  : tristatePrompt: National Semiconductor LM90 and compatibles  Location:    -> Device Drivers      -> Hardware Monitoring support (HWMON [=y])  Defined at drivers/hwmon/Kconfig:1017  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.

 

Digital temperature sensors
LM86 ±0.75°C remote and local temperature sensor with SMBus interface LM89 ±0.75°C remote and local temperature sensor with SMBus interface and 2 addresses for bus sharing LM90 Remote and Local Temperature Sensor with SMBus Interface LM99 Remote and Local Temperature Sensor with TruTherm Technology and SMBus Interface TMP451 1.7-V remote and local temperature sensor with N-factor, filtering and series-R correction
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