[src/trunk]: src/sys/arch/arm/omap In kernel tickle mode, tickle once immedia...

[riz <riz%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3e762dda7d38
branches:  trunk
changeset: 783556:3e762dda7d38
user:      riz <riz%NetBSD.org@localhost>
date:      Sat Dec 29 04:59:21 2012 +0000

description:
In kernel tickle mode, tickle once immediately upon setting the mode.
Works around a peculiarity where the first watchdog period (only) on the
BeagleBone is only half as long as expected.

diffstat:

 sys/arch/arm/omap/omap_wdt.c |  2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diffs (12 lines):

diff -r 3a16f1e40d01 -r 3e762dda7d38 sys/arch/arm/omap/omap_wdt.c
--- a/sys/arch/arm/omap/omap_wdt.c      Sat Dec 29 02:44:26 2012 +0000
+++ b/sys/arch/arm/omap/omap_wdt.c      Sat Dec 29 04:59:21 2012 +0000
@@ -193,6 +193,8 @@
                        sc->sc_smw.smw_period = smw->smw_period;
                omapwdt32k_set_timeout(sc->sc_smw.smw_period);
                omapwdt32k_enable(1);
+               if ((smw->smw_mode & WDOG_MODE_MASK) == WDOG_MODE_KTICKLE)
+                       omapwdt32k_tickle(smw);
        }
        return error;
 }