[PATCH v6 14/20] watchdog: s3c2410_wdt: Add support for WTCON register DBGACK_MASK bit

Peter Griffin peter.griffin at linaro.org
Mon Dec 11 02:22:51 PST 2023


Hi folks,

On Sun, 10 Dec 2023 at 14:24, Krzysztof Kozlowski
<krzysztof.kozlowski at linaro.org> wrote:
>
> On 10/12/2023 00:31, Peter Griffin wrote:
> > The WDT uses the CPU core signal DBGACK to determine whether the SoC
> > is running in debug mode or not. If the DBGACK signal is asserted and
> > DBGACK_MASK bit is enabled, then WDT output and interrupt is masked
> > (disabled).
> >
> > Presence of the DBGACK_MASK bit is determined by adding a new
> > QUIRK_HAS_DBGACK_BIT quirk. Also update to use BIT macro to avoid
> > checkpatch --strict warnings.
> >
> > Tested-by: Will McVicker <willmcvicker at google.com>
> > Reviewed-by: Sam Protsenko <semen.protsenko at linaro.org>
> > Signed-off-by: Peter Griffin <peter.griffin at linaro.org>
>
> Guenter, Wim,
>
> The watchdog patches are kind of independent, except that bindings has
> conflicting re-organization which I took via my Samsung SoC tree. If it
> is fine with you, please provide acks or review and I will take the
> watchdog changes.
>

Just to add, without the Watchdog gs101 changes the system will reset
after ~60 seconds, as the bootloader is left running by the
bootloader. So it would be nice to get patches in as well if possible.

regards,

Peter.



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