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

CONFIG_IMX_HAVE_PLATFORM_IMX_SSI (not configurable)

modulename: platform-imx-ssi.ko

configname: CONFIG_IMX_HAVE_PLATFORM_IMX_SSI

Linux Kernel Configuration
└─>IMX_HAVE_PLATFORM_IMX_SSI
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
source code:
arch/arm/mach-imx/devices/platform-imx-ssi.c