Re: [PATCH 2/7] clocksource: Add Tegra186 timers support

From: Thierry Reding
Date: Mon Mar 23 2020 - 09:42:26 EST


On Fri, Mar 20, 2020 at 06:38:32PM +0300, Dmitry Osipenko wrote:
> 20.03.2020 18:11, Dmitry Osipenko ÐÐÑÐÑ:
> > 20.03.2020 16:34, Thierry Reding ÐÐÑÐÑ:
> >> From: Thierry Reding <treding@xxxxxxxxxx>
> >>
> >> Currently this only supports a single watchdog, which uses a timer in
> >> the background for countdown. Eventually the timers could be used for
> >> various time-keeping tasks, but by default the architected timer will
> >> already provide that functionality.
> >>
> >> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> >> ---
> >
> > ...
> >> +config TEGRA186_TIMER
> >> + bool "NVIDIA Tegra186 timer driver"
> >
> > tristate?
> >
> >> + depends on ARCH_TEGRA || COMPILE_TEST
> >
> > depends on WATCHDOG && WATCHDOG_CORE?
>
> Actually `select WATCHDOG_CORE` for the WATCHDOG_CORE.

WATCHDOG_CORE is user-visible, so it's not safe to select it. Any reason
depends on WATCHDOG && WATCHDOG_CORE wouldn't work? I guess a dependency
on WATCHDOG_CORE would be enough because that itself already depends on
WATCHDOG.

Thierry

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