Linux Driver for LM90

(ACTIVE) LM90SW-LINUX

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Description

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 Documenation

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  : tristate
Prompt: 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 this
driver please either

1. Send the patches to the relevant Linux Kernel community as listed in the maintainers file located: Here

or

2.  Contact your TI representative.

 

TI Devices (5)

Part Number Name Product Family
LM86  ±0.75°C Remote and Local Temperature Sensor with SMBus Interface   Temperature Sensors 
LM89  ±0.75°C Remote and Local Temperature Sensor with SMBus Interface  Temperature Sensors 
LM90  Remote and Local Temperature Sensor with SMBus Interface  Temperature Sensors 
LM99  Remote and Local Temperature Sensor with TruTherm Technology and SMBus Interface  Temperature Sensors 
TMP451  1.7V-Capable Remote and Local Temp Sensor with Auto Beta, N-Factor, Filter, and Series-R Correction  Temperature Sensors 

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