Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Allwinner/D1H/TIMER/wdog_ctrl#0x0
WDOG_RESTART=no_effect
Watchdog Control Register
Watchdog Restart
0 (no_effect): undefined
1 (restart): undefined
Watchdog Key Field
https://github.com/cmsis-svd/cmsis-svd-data