Mediatek SoC watchdog

modulename: mt7621_wdt.ko

configname: CONFIG_MT7621_WDT

Linux Kernel Configuration
└─>Device Drivers
└─>Watchdog Timer Support
└─>Mediatek SoC watchdog
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Hardware driver for the Mediatek/Ralink MT7621/8 SoC Watchdog Timer.

source code: