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From: Guenter Roeck on 19 Apr 2010 11:50
Watchdog configuration register and timer count register were interchanged,
causing wrong values to be written into both registers.
This caused watchdog triggered resets even if the watchdog was reset in time.

Signed-off-by: Guenter Roeck <guenter.roeck(a)ericsson.com>
---
Resend:
Widening the audience.
Please let me know if there are any problems with this patch.

drivers/watchdog/sb_wdog.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/watchdog/sb_wdog.c b/drivers/watchdog/sb_wdog.c
index 9748eed..1407cfa 100644
--- a/drivers/watchdog/sb_wdog.c
+++ b/drivers/watchdog/sb_wdog.c
@@ -67,8 +67,8 @@ static DEFINE_SPINLOCK(sbwd_lock);
void sbwdog_set(char __iomem *wdog, unsigned long t)
{
spin_lock(&sbwd_lock);
- __raw_writeb(0, wdog - 0x10);
- __raw_writeq(t & 0x7fffffUL, wdog);
+ __raw_writeb(0, wdog);
+ __raw_writeq(t & 0x7fffffUL, wdog - 0x10);
spin_unlock(&sbwd_lock);
}

--
1.7.0.87.g0901d

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Prev: mxc: Add generic USB HWinitialization for MX51
Next: [PATCH 0/6] lockup detector changes