Texas Instruments INA219 and compatibles

modulename: ina2xx.ko

configname: CONFIG_SENSORS_INA2XX

Linux Kernel Configuration
└─>Device Drivers
└─>Hardware Monitoring support
└─>I2C support
└─>Texas Instruments INA219 and compatibles
In linux kernel since version 3.1 (release Date: 2011-10-24)  
If you say yes here you get support for INA219, INA220, INA226, and
INA230 power monitor chips.

The INA2xx driver is configured for the default configuration of
the part as described in the datasheet.
Default value for Rshunt is 10 mOhms.
This driver can also be built as a module. If so, the module
will be called ina2xx.

source code: