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watchdog: ts72xx_wdt: disable watchdog at probe 

Since it may be already enabled by bootloader or some other utility. This patch
makes sure that the watchdog is disabled before any userspace daemon opens the
device. It is also required by the watchdog API.

Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Mika Westerberg 2010-08-29 13:53:14 +03:00 committed by Wim Van Sebroeck
parent ae44855ae8
commit 0e901bed4e
1 changed files with 3 additions and 0 deletions
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3
drivers/watchdog/ts72xx_wdt.c
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@ -449,6 +449,9 @@ static __devinit int ts72xx_wdt_probe(struct platform_device *pdev)
wdt->pdev = pdev;
mutex_init(&wdt->lock);
/* make sure that the watchdog is disabled */
ts72xx_wdt_stop(wdt);
error = misc_register(&ts72xx_wdt_miscdev);
if (error) {
dev_err(&pdev->dev, "failed to register miscdev\n");