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Compiler/AM3352: Watchdog enable in U-boot

WTMEC_Will Hsu
Expert 2620 points
Part Number: AM3352

Tool/software: TI C/C++ Compiler


Hi Team,
How to enable watchdog on u-boot?
How to test it on u-boot?

SDK version: ti-processor-sdk-linux-am335x-evm-05.02.00.10
EVM : AM335x Starter kit or Beaglebone black

  • 0
    TI__Guru 55345 points

    Hello WTMEC_Will,

    WTMEC_Will Hsu said:
    How to enable watchdog on u-boot?

    You can enable the watchdog with hw_watchdog_init() function.


    WTMEC_Will Hsu said:
    How to test it on u-boot?

    Return a negative value in one of the U-Boot functions, board_init for example and check whether your board will reboot itself withing the defined WDT_HW_TIMEOUT amount of time.

    Best regards,
    Kemal