kernelconfig_penguin
default or selected kernelversion does not have config value CONFIG_ATM_FORE200E_SBA_DEFAULT_FW.
Result is shown for kernelversion 5.5.18

Use default SBA-200E firmware (normally enabled)

configname: CONFIG_ATM_FORE200E_SBA_DEFAULT_FW

Linux Kernel Configuration
└─> Device Drivers
└─> Network device support
└─> ATM drivers
└─> Use default SBA-200E firmware (normally enabled)

Use the default SBA-200E firmware data shipped with the driver.

Normal users do not have to deal with the firmware stuff, so
they should say Y here.