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path: root/drivers/watchdog/sp5100_tco.c
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-rw-r--r--drivers/watchdog/sp5100_tco.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c
index 93bd302ae7c5..704d7c527fcb 100644
--- a/drivers/watchdog/sp5100_tco.c
+++ b/drivers/watchdog/sp5100_tco.c
@@ -98,6 +98,10 @@ static int tco_timer_start(struct watchdog_device *wdd)
val |= SP5100_WDT_START_STOP_BIT;
writel(val, SP5100_WDT_CONTROL(tco->tcobase));
+ /* This must be a distinct write. */
+ val |= SP5100_WDT_TRIGGER_BIT;
+ writel(val, SP5100_WDT_CONTROL(tco->tcobase));
+
return 0;
}