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Not to be confused with I2P.
This article describes the setup of I2C (Inter-Integrated Circuit) controllers.
To choose the right driver, first detect the used I2C controllers. The lspci tool can be used for this task:
lspci | grep -i smbus
The following kernel options need to be activated:
Device Drivers ---> <*> I2C support ---> <*> I2C device interface [*] Autoselect pertinent helper modules I2C Hardware Bus support ---> Select the driver for your I2C controller, e.g.: <*> Intel 82801 (ICH/PCH) (i2c-i801)