config MTK_WATCHDOG tristate "Enable MTK watchDog" default y help MTK watchdog driver enable/disable in the kernel. Say Y here if you want to use Mediatek watchdog driver. Please note that Mediatek watchdog driver doesn't use watchdog core defined by WATCHDOG_CORE. config MTK_WATCHDOG_COMMON bool "Use MTK watchdog common driver" help Use Mediatek watchdog common driver. Common driver version may be different on different platforms and shall be seleted by proper kernel option. Say Y here if you want to use Mediatek watchdog common driver. Please note that driver version shall be properly selected in below menu as well. choice prompt "MTK watchdog common driver version" depends on MTK_WATCHDOG_COMMON help Select Mediatek watchdog common driver version. config MTK_WATCHDOG_COMMON_V1 bool "Use MTK watchdog common driver v1" config MTK_WATCHDOG_COMMON_V2 bool "Use MTK watchdog common driver v2" endchoice config MTK_WD_KICKER tristate "Enable MTK watchdog kicker" default y help Medaitek watchdog kicker is a kernel module to detect possible hang issue. Say Y here if you want to enable Mediatek watchdog kicker.