MediaTek PMIC based RTC

modulename: rtc-mt6397.ko

configname: CONFIG_RTC_DRV_MT6397

Linux Kernel Configuration
└─>Device Drivers
└─>Real Time Clock
└─>MediaTek PMIC based RTC
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This selects the MediaTek(R) RTC driver. RTC is part of MediaTek
MT6397 PMIC. You should enable MT6397 PMIC MFD before select
MediaTek(R) RTC driver.

If you want to use MediaTek(R) RTC interface, select Y or M here.

source code:
selects
CONFIG_IRQ_DOMAIN

depends
CONFIG_RTC_CLASS
CONFIG_COMPILE_TEST or CONFIG_MFD_MT6397