default or selected kernelversion does not have config value CONFIG_USB_EZUSB.
Result is shown for kernelversion 6.2.5

Functions for loading firmware on EZUSB chips

configname: CONFIG_USB_EZUSB

Linux Kernel Configuration
└─>Device Drivers
└─>USB support
└─>USB Serial Converter support
└─>Functions for loading firmware on EZUSB chips
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Say Y here if you need EZUSB device support.