Re: [PATCH 1/2] watchdog: add Intel MID watchdog driver support

From: David Cohen
Date: Wed Apr 09 2014 - 13:51:37 EST


On Tue, Apr 08, 2014 at 04:56:36PM -0700, Randy Dunlap wrote:
> On 04/08/2014 01:59 PM, David Cohen wrote:
> > Add initial Intel MID watchdog driver support.
> >
> > This driver is an initial implementation of generic Intel MID watchdog
> > driver. Currently it supports Intel Merrifield platform.
> >
> > Signed-off-by: Eric Ernst <eric.ernst@xxxxxxxxx>
> > Signed-off-by: David Cohen <david.a.cohen@xxxxxxxxxxxxxxx>
> > ---
> > drivers/watchdog/Kconfig | 12 +++
> > drivers/watchdog/Makefile | 1 +
> > drivers/watchdog/intel-mid_wdt.c | 209 +++++++++++++++++++++++++++++++++++++++
> > 3 files changed, 222 insertions(+)
> > create mode 100644 drivers/watchdog/intel-mid_wdt.c
> >
> > diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
> > index 79d25894343a..4da09b8b2f11 100644
> > --- a/drivers/watchdog/Kconfig
> > +++ b/drivers/watchdog/Kconfig
> > @@ -643,6 +643,18 @@ config INTEL_SCU_WATCHDOG
> >
> > To compile this driver as a module, choose M here.
> >
> > +config INTEL_MID_WATCHDOG
> > + bool "Intel MID SCU Watchdog Mobile Platforms"
> > + depends on X86_INTEL_MID && WATCHDOG_CORE
> > + ---help---
> > + Watchdog timer driver built into the Intel SCU for Intel MID
> > + Platforms.
> > +
> > + This driver currently supports only the watchdog evolution
> > + implementation in SCU, available for Merrifield generation.
> > +
> > + To compile this driver as a module, choose M here.
>
> Does choosing M work when INTEL_MID_WATCHDOG is a bool?
> and why is INTEL_MID_WATCHDOG a bool?

The error here is the left over line from the template I used. There
should be no mention about choosing M.
It's bool because the watchdog is started by default on fw. We need this
driver probed during boot to pet/kick/ping asap. IMHO It makes not much
sense to compile it as module.

Br, David

>
> > +
> > config ITCO_WDT
> > tristate "Intel TCO Timer/Watchdog"
> > depends on (X86 || IA64) && PCI
>
>
> --
> ~Randy
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/