First of all, you will need
- Intel Galileo 2 (Linux installed)
- FTDI TTL-232R cable
Install FTDI VCP driver from here
Reboot your computer
Connect FTDI Cable to your computer
You should now see
screen /dev/tty.usbserial-XXXXXXXX 115200 -L
If you see blank, press Enter twice.
Then you will see the login request.
Login as root
You are now connected to Intel Galileo 2.
With Mac OS 10.9 (Mavericks) and later, Apple has built their own version of the FTDI VCP driver into the operating system (AN134). However, there seems to be some conflict between drivers from FTDIchip.com and the ones inherent to Apple. Luckily, there is a solution to this problem, and it comes from FTDI directly.
If you have that issues, solution is referred to this site: https://learn.sparkfun.com/tutorials/how-to-install-ftdi-drivers/mac