CONFIG_SIBYTE_PTSWARM is not available for thedefaultarchitecture x86.
Result is shown for architecture mips
default or selected kernelversion does not have config value CONFIG_SIBYTE_PTSWARM.
Result is shown for kernelversion 5.4.123
BCM91250PT-PTSWARM
configname: CONFIG_SIBYTE_PTSWARM
BCM1xxx SOC-based board
└─>BCM91250PT-PTSWARM