default or selected kernelversion does not have config value CONFIG_NFC_LLCP.
Result is shown for kernelversion 5.4.159

NFC LLCP support

configname: CONFIG_NFC_LLCP

Linux Kernel Configuration
└─>Networking support
└─>NFC subsystem support
└─>NFC LLCP support
In linux kernel since version 3.3 (release Date: 2012-03-18)  
Say Y here if you want to build support for a kernel NFC LLCP