CONFIG_M532x is not available for thedefaultarchitecture x86.
Result is shown for architecture m68k
MCF532x
configname: CONFIG_M532x
Linux Kernel Configuration
└─>MCF532x
In linux kernel since version 2.6.18 (release Date: 2006-09-19)
Freescale (Motorola) ColdFire 532x processor support.