Select only drivers that don't need compile-time external firmware

configname: CONFIG_STANDALONE

Linux Kernel Configuration
└─>Device Drivers
└─>Generic Driver Options
└─>Select only drivers that don't need compile-time external firmware
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Select this option if you don't have magic firmware for drivers that
need it.

If unsure, say Y.