The EVB-LAN9668 is the evaluation board for the LAN9668 TSN Switch. The EVB-LAN9668 implements 8 Gigabit Ethernet ports with the LAN9668 Switch and LAN8814 PHYs.
WebStaX, SMBStaX, IStaX board files are available at https://www.microchip.com/mymicrochip/