Linux Driver for LM63



The Linux driver supports the LM63 series of Remote Diode Temperature 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:
  • lm63
  • lm64
  • lm96163
Linux Source Files

The files associated with this device are:

  1. drivers/hwmon/lm63.c
  2. Documentation/devicetree/bindings/i2c/trivial-devices.txt
  3. Documentation/hwmon/lm63
Source Files


Linux Device Tree Documentation


Other Files



Enabling Driver Support

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

Menuconfig Location

Symbol: SENSORS_LM63 [=y]
Type  : tristate
Prompt: National Semiconductor LM63 and compatibles
    -> Device Drivers
      -> Hardware Monitoring support (HWMON [=y])
  Defined at drivers/hwmon/Kconfig:890
  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


2.  Contact your TI representative.


Digital temperature sensors
LM63 1 remote and local temperature sensor with fan control LM64 1 remote and local temp sensor with fan control and 5 GPIO's LM96163 1 remote and local temp sensor with beta compensation and fan control

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