Spreadtrum PMIC EIC support

modulename: gpio-pmic-eic-sprd.ko

configname: CONFIG_GPIO_PMIC_EIC_SPRD

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>Spreadtrum PMIC EIC support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say yes here to support Spreadtrum PMIC EIC device.

source code:
drivers/gpio/gpio-pmic-eic-sprd.c