CONFIG_ETRAX_ETH0_USE_LEDGRP1 is not available for thedefaultarchitecture x86.
Result is shown for architecture cris
default or selected kernelversion does not have config value CONFIG_ETRAX_ETH0_USE_LEDGRP1.
Result is shown for kernelversion 6.2.5

Use LED grp 1

configname: CONFIG_ETRAX_ETH0_USE_LEDGRP1

Eth0 led group
└─>Use LED grp 1
In linux kernel since version 2.6.25 (release Date: 2008-04-16)  
Use LED grp 1 for eth0