CONFIG_ETRAX_SER0_DTR_BIT is not available for thedefaultarchitecture x86.
Result is shown for architecture cris
default or selected kernelversion does not have config value CONFIG_ETRAX_SER0_DTR_BIT.
Result is shown for kernelversion 6.2.5

Ser 0 DTR bit (empty = not used)

configname: CONFIG_ETRAX_SER0_DTR_BIT

Linux Kernel Configuration
└─>Ser 0 DTR bit (empty = not used)
In linux kernel since version 2.6.13 (release Date: 2005-08-28)