In order to install the databases into a TomTom device you will need to use TomTom's software that came with your device and is freely available from TomTom. Click here for more information.
To use this CSV file in TomTom you will need to first convert the file to an OV2 file. There is freely available software converter website to do this. Click here to convert the database.
Click here for Tom Tom Go Install Information