From: Ben Dooks <ben-linux@fluff.org>
Date: Wed, 19 Apr 2006 22:02:56 +0000 (+0100)
Subject: [WATCHDOG] s3c2410_wdt.c stop watchdog after boot
X-Git-Tag: firefly_0821_release~35751^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=655516c80ccb3ab2ba2d3063715889b00552a8b3;p=firefly-linux-kernel-4.4.55.git

[WATCHDOG] s3c2410_wdt.c stop watchdog after boot

If the s3c2410 watchdog timer is not enabled by
the driver at startup, ensure that it is stopped
in-case the boot process has enabled it.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index 9dc54736e4eb..1ea04e9b2b0b 100644
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -423,6 +423,12 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
 	if (tmr_atboot && started == 0) {
 		printk(KERN_INFO PFX "Starting Watchdog Timer\n");
 		s3c2410wdt_start();
+	} else if (!tmr_atboot) {
+		/* if we're not enabling the watchdog, then ensure it is
+		 * disabled if it has been left running from the bootloader
+		 * or other source */
+
+		s3c2410wdt_stop();
 	}
 
 	return 0;