CONFIG_SA1100_COLLIE is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

Sharp Zaurus SL5500

modulename: collie.ko

configname: CONFIG_SA1100_COLLIE

Linux Kernel Configuration
└─>SA11x0 Implementations
└─>Sharp Zaurus SL5500
In linux kernel since version 2.6.12  
Say Y here to support the Sharp Zaurus SL5500 PDAs.

source code:
arch/arm/mach-sa1100/collie.c