[PATCH] watchdog: add option to provide fall-back restart handler

[Sascha Hauer]

On Mon, May 31, 2021 at 09:13:19AM +0200, Ahmad Fatoum wrote:
> Some barebox ports may have a watchdog, but no restart handler, e.g.
> reset happens via PMIC, which has no driver yet, but watchdog controls
> reset line going to PMIC. Accommodate such setups by allowing
> registration of watchdog as fall back restart handler.
> 
> As reset handling can't be disabled, this is made a default n option
> to conserve binary size unless explicitly enabled.

Do we really need to make this optional? The binary size overhead can't
be much more than a few bytes.

Sascha


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