CONFIG_ARCH_IOP33X is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

IOP33x-based

modulename: gpio.ko

and/or

i2c.ko

and/or

pci.ko

and/or

setup.ko

and/or

time.ko

and/or

io.ko

and/or

cp6.ko

and/or

adma.ko

and/or

pmu.ko

configname: CONFIG_ARCH_IOP33X

ARM system type
└─>IOP33x-based
In linux kernel since version 2.6.19 (release Date: 2006-11-29)  
Support for Intel's IOP33X (XScale) family of processors.

source code:
arch/arm/plat-iop/gpio.c

depends
CONFIG_MMU

is selected by
CONFIG_INTEL_IOP_ADMA