default or selected kernelversion does not have config value CONFIG_EP7211_IR.
Result is shown for kernelversion 5.4.123

EP7211 I/R support

modulename: ep7211_ir.ko

configname: CONFIG_EP7211_IR

Linux Kernel Configuration
└─>Networking support
└─>IrDA (infrared) subsystem support
└─>Infrared-port device drivers
└─>EP7211 I/R support
In linux kernel since version 2.6.12  
source code:
drivers/net//irda/ep7211_ir.c