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

CONFIG_IMX_HAVE_PLATFORM_PATA_IMX (not configurable)

modulename: platform-pata_imx.ko

configname: CONFIG_IMX_HAVE_PLATFORM_PATA_IMX

Linux Kernel Configuration
└─>IMX_HAVE_PLATFORM_PATA_IMX
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
is depended by
CONFIG_MX51_EFIKA_COMMON