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AM3351: WDT pre-overflow event interrupt

Part Number: AM3351

Hi Team,

I want register delay interrupt for omap watchdog timer.

configuring below two registers for enabling the delay interrupt

writel_relaxed(0x02, base + OMAP_WATCHDOG_IRQENSET); //Watchdog Interrupt Enable Set Register
writel_relaxed(GET_WLDR_VAL(10), base + OMAP_WATCHDOG_DLY);//Watchdog Delay Configuration Register
even after doing above configuration , not getting any interrupt for delay value reached.

by default watchdog timer is set to 60sec, am setting delay value to 10sec.

please let me know why the interrupt is not generated, is there any other configuration required?

Thanks,

Viswa