CONFIG_IRQ_SPORT2_RX is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin
default or selected kernelversion does not have config value CONFIG_IRQ_SPORT2_RX.
Result is shown for kernelversion 6.7-rc3

IRQ_SPORT2_RX

configname: CONFIG_IRQ_SPORT2_RX

Linux Kernel Configuration
└─>BF548 Specific Configuration
└─>Priority
└─>IRQ_SPORT2_RX
In linux kernel since version 2.6.23 (release Date: 2007-10-09)