CONFIG_QE_GPIO is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc

QE GPIO support

modulename: gpio.ko

configname: CONFIG_QE_GPIO

Linux Kernel Configuration
└─>Platform support
└─>QE GPIO support
In linux kernel since version 2.6.27 (release Date: 2008-10-09)  
Say Y here if you're going to use hardware that connects to the
QE GPIOs.

source code: