CONFIG_RADIO_ISA (not configurable)

modulename: radio-isa.ko

configname: CONFIG_RADIO_ISA

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Radio Adapters
└─>ISA radio devices
└─>RADIO_ISA
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
drivers/media/radio/radio-isa.c