watchdog: mtk: add disable_wdt_extrst support

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In some cases, we may need watchdog just to trigger an
internal soc reset without sending any output signal.

Provide a disable_wdt_extrst parameter for configuration.
We can disable or enable it just by configuring dts.

Signed-off-by: Fengquan Chen <fengquan.chen@mediatek.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210914123454.32603-3-Fengquan.Chen@mediatek.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

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Fengquan Chen 2021-09-14 20:34:54 +08:00 • committed by Wim Van Sebroeck

parent eed0987892

commit 59b0f51335

1 changed files with 7 additions and 0 deletions

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drivers/watchdog/mtk_wdt.c

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