How to change I2C speed

Board: BBBW
Kernel: Linux beaglebone 4.4.54-ti-r93 #1 SMP Fri Mar 17 13:08:22 UTC 2017 armv7l GNU/Linux

I need to test different I2C-2 speed. How to change it? I can’t find any recent instruction about it.

Thank you :slight_smile: