u-boot leaves watchdog enabled by default

[Rayagonda Kokatanur]

On Tue, Sep 15, 2020 at 12:56 PM Michael Walle <michael at walle.cc> wrote:
>
> Hi Stefan,
>
> it appears that since commit 06985289d45 ("watchdog: Implement generic
> watchdog_reset() version") - by default - the first watchdog is started
> unconditionally if CONFIG_WDT is set but never stopped before booting
> the operating system.
>
> Shouldn't it also be stopped uncondionally? What's worse is that on one
> board/arch the watchdog is stopped in arch_preboot_os() which is never
> called in the bootefi case. So even if I'd do a workaround and stop it
> manually in my board code, I couldn't do that consistently for
> bootm/bootefi.
>
> Or am I missing something here?

Define CONFIG_WATCHDOG.
This takes care of resetting wdt.

Best regards,
Rayagonda
>
> The SoC on my board has a built-in watchdog and I've noticed this
> behaviour when I was trying to install debian via its stock installer
> which doesn't have any driver support for it.
>
> -michael