watchdog: Add Aspeed watchdog driver

Provides generic watchdog features as well as reboot support for the
Aspeed SoCs.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index b4b3e256491b..a12bf540c0b1 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -669,6 +669,19 @@ config RENESAS_WDT
           This driver adds watchdog support for the integrated watchdogs in the
           Renesas R-Car and other SH-Mobile SoCs (usually named RWDT or SWDT).
 
+config ASPEED_WATCHDOG
+        tristate "Aspeed 2400 watchdog support"
+        depends on ARCH_ASPEED || COMPILE_TEST
+        select WATCHDOG_CORE
+        help
+          Say Y here to include support for the watchdog timer
+          in Apseed BMC SoCs.
+
+          This driver is required to reboot the SoC.
+
+          To compile this driver as a module, choose M here: the
+          module will be called aspeed_wdt.
+
 # AVR32 Architecture
 
 config AT32AP700X_WDT