LM70SW-LINUX

Linux Driver for LM70

LM70SW-LINUX

Overview

The Linux driver supports the LM70 series of Temperature Sensors. The Linux driver supports communication through the SPI 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:
  • lm70
  • tmp121
  • lm71
  • lm74
Linux Source Files

The files associated with this device are:

  1. drivers/hwmon/lm70.c
  2. Documentation/hwmon/lm70
Source Files

drivers/hwmon/lm70.c

Other Files

Documentation/hwmon/lm70

 

Enabling Driver Support

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

Menuconfig Location

Symbol: SENSORS_LM70 [=y]
Type  : tristate
Prompt: National Semiconductor LM70 and compatibles
  Location:
    -> Device Drivers
      -> Hardware Monitoring support (HWMON [=y])
  Defined at drivers/hwmon/Kconfig:903
  Depends on: HWMON [=y] && SPI_MASTER [=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.

 

Digital temperature sensors
LM70 ±2°C  Temperature Sensor with SPI Interface LM71 ±1.5°C Temperature Sensor with SPI Interface LM74 ±1.25°C Temperature Sensor with SPI Interface TMP121 1.5°C 2.7V to 5.5V digital temperature sensor with SPI interface in SOT-23

Support & training

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