Linux Driver for INA2XX INA2XXSW-LINUX (ACTIVE)

Description & Features

Technical Documents

Support & Training

Order Now



Description

The Linux driver supports the INA2XX series of Current/Power Monitors. 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:

  • INA219
  • INA220
  • INA226
  • INA230
  • INA231

 

Linux Source Files

The files associated with this device are:

  1. drivers/hwmon/ina2xx.c
  2. Documentation/devicetree/bindings/i2c/ina2xx.txt
  3. linux/platform_data/ina2xx.h
  4. Documentation/hwmon/ina2xx

Source Files

drivers/hwmon/ina2xx.c

Linux Device Tree Documentation

Documentation/devicetree/bindings/hwmon/ina2xx.txt

Other Files

linux/platform_data/ina2xx.h
Documentation/hwmon/ina2xx

 

Enabling Driver Support

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

Menuconfig Location

Symbol: SENSORS_INA2XX [=y]
Type  : tristate
Prompt: Texas Instruments INA219 and compatibles
  Location:
    -> Device Drivers
      -> Hardware Monitoring support (HWMON [=y])
  Defined at drivers/hwmon/Kconfig:1453
  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 (7)

Part Number Name Product Family
INA219  26V, Bi-Directional, High-Side, I2C Out Current/Power Monitor  Current sense amplifiers 
INA220  26V, Bi-Directional, Low-/High-Side, I2C Out Current/Power Monitor  Current sense amplifiers 
INA220-Q1  AEC-Q100, 26V, Bi-Directional, Low-/High-Side, I2C Out Current/Power Monitor  Current sense amplifiers 
INA226  36V, Bi-Directional, High Accuracy, Low-/High-Side, I2C Out Current/Power Monitor w/Alert  Current sense amplifiers 
INA226-Q1  AEC-Q100, 36V, Bi-Directional, High Accuracy, Low-/High-Side, I2C Out Current/Power Monitor w/Alert  Current sense amplifiers 
INA230  28V, Bi-Directional, Low-/High-Side, I2C Out Current/Power Monitor w/Alert  Current sense amplifiers 
INA231  28V, Bi-Directional, Low-/High-Side, I2C Out Current/Power Monitor w/Alert in WCSP  Current sense amplifiers 

Support & training

Search our extensive online knowledge base where millions of technical questions and answers are available 24/7.

Search answers from TI experts

Content is provided 'AS IS' by the respective TI and Community contributors and does not constitute TI specifications.
See terms of use.

If you have questions about quality, packaging, or ordering TI products visit our Support page.

Technical articles