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| author |   Nicolas Boichat <drinkcat@chromium.org> | 2015-11-18 10:45:01 +0800 |
|---|---|---|
| committer |   Wim Van Sebroeck <wim@iguana.be> | 2015-11-23 09:00:09 +0100 |
| commit | 5da2bf1ac8fbe701a138efb340b9f2ef26c10ed7 (patch) | |
| tree | faaf416c157710a39d975cbd9177cdbf965de557 | |
| parent | watchdog: Add support for Freescale Layerscape platforms (diff) | |
| download | linux-dev-5da2bf1ac8fbe701a138efb340b9f2ef26c10ed7.tar.xz linux-dev-5da2bf1ac8fbe701a138efb340b9f2ef26c10ed7.zip | |
watchdog: mtk_wdt: Use MODE_KEY when stopping the watchdog
WDT_MODE value need to be or-ed with MODE_KEY when setting
watchdog mode. Add it to mtk_wdt_stop function, so that the
watchdog can be stopped (e.g. during suspend).
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
| -rw-r--r-- | drivers/watchdog/mtk_wdt.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/watchdog/mtk_wdt.c b/drivers/watchdog/mtk_wdt.c index 6ad9df948711..b751f43d76ed 100644 --- a/drivers/watchdog/mtk_wdt.c +++ b/drivers/watchdog/mtk_wdt.c @@ -123,6 +123,7 @@ static int mtk_wdt_stop(struct watchdog_device *wdt_dev) reg = readl(wdt_base + WDT_MODE); reg &= ~WDT_MODE_EN; + reg |= WDT_MODE_KEY; iowrite32(reg, wdt_base + WDT_MODE); return 0; |