CONFIG_ARCH_STMP37XX is not available for the default architecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_ARCH_STMP37XX.
Result is shown for kernelversion 5.4.140

Freescale SMTP37xx

modulename: stmp37xx.ko
configname: CONFIG_ARCH_STMP37XX

Select STMP3xxx chip family
└─> Freescale SMTP37xx

STMP37xx refers to 3700 through 3769 chips

source code: