CONFIG_SOC_IMX6Q is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

i.MX6 Quad/DualLite support

modulename: cpuidle-imx6q.ko

and/or

mach-imx6q.ko

configname: CONFIG_SOC_IMX6Q

Linux Kernel Configuration
└─>Freescale i.MX family
└─>i.MX6 Quad/DualLite support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This enables support for Freescale i.MX6 Quad processor.

source code:
/arch/arm/mach-imx/cpuidle-imx6q.c