kernelconfig_penguin
CONFIG_ARCH_PRPMC1100 is not available for the default architecture x86.
Result is shown for architecture arm

PrPMC1100

configname: CONFIG_ARCH_PRPMC1100

Linux Kernel Configuration
└─> Intel IXP4xx Implementation Options
└─> PrPMC1100

Say 'Y' here if you want your kernel to support the Motorola
PrPCM1100 Processor Mezanine Module. For more information on
this platform, see <file:Documentation/arm/IXP4xx>.