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watchdog: keembay: Update pretimeout to zero in the TH ISR
[ Upstream commit 75f6c56 ] The pretimeout has to be updated to zero during the ISR of the ThresHold interrupt. Else the TH interrupt would be triggerred for every tick until the timeout. Fixes: fa0f8d5 ("watchdog: Add watchdog driver for Intel Keembay Soc") Reviewed-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Tested-by: Kris Pan <kris.pan@intel.com> Signed-off-by: Shruthi Sanil <shruthi.sanil@intel.com> Link: https://lore.kernel.org/r/20210517174953.19404-4-shruthi.sanil@intel.com Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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