watchdog: imx_sc_wdt: Pretimeout should follow SCU firmware format
authorAnson Huang <Anson.Huang@nxp.com>
Wed, 9 Oct 2019 07:37:47 +0000 (15:37 +0800)
committerWim Van Sebroeck <wim@linux-watchdog.org>
Tue, 5 Nov 2019 15:58:12 +0000 (16:58 +0100)
commit2c50a6b825b3463a7600d6e6acadba73211c3d2c
treeafb9fd63cd062d11ff8729c09abb5f9c725fbc01
parent2c77734642d52448aca673e889b39f981110828b
watchdog: imx_sc_wdt: Pretimeout should follow SCU firmware format

SCU firmware calculates pretimeout based on current time stamp
instead of watchdog timeout stamp, need to convert the pretimeout
to SCU firmware's timeout value.

Fixes: 15f7d7fc5542 ("watchdog: imx_sc: Add pretimeout support")
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
drivers/watchdog/imx_sc_wdt.c