From 5e53c8ed813d6100d2cebbf83f2192b201f70772 Mon Sep 17 00:00:00 2001 From: Jean-Baptiste Theou Date: Tue, 9 Jun 2015 09:55:03 -0700 Subject: watchdog: gpio_wdt: Add option for early registration In some situation, mainly when it's not possible to disable a watchdog, you may want the watchdog driver to be started as soon as possible. Adding GPIO_WATCHDOG_ARCH_INITCALL to raise initcall from module_init to arch_initcall. This patch require watchdog registration deferral mechanism Signed-off-by: Jean-Baptiste Theou Reviewed-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- drivers/watchdog/Kconfig | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/watchdog/Kconfig') diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 4a52e899fe05..241fafde42cb 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -1,3 +1,4 @@ + # # Watchdog device configuration # @@ -113,6 +114,17 @@ config GPIO_WATCHDOG If you say yes here you get support for watchdog device controlled through GPIO-line. +config GPIO_WATCHDOG_ARCH_INITCALL + bool "Register the watchdog as early as possible" + depends on GPIO_WATCHDOG=y + help + In some situations, the default initcall level (module_init) + in not early enough in the boot process to avoid the watchdog + to be triggered. + If you say yes here, the initcall level would be raised to + arch_initcall. + If in doubt, say N. + config MENF21BMC_WATCHDOG tristate "MEN 14F021P00 BMC Watchdog" depends on MFD_MENF21BMC -- cgit v1.2.1