[WATCHDOG] Blackfin on-chip watchdog driver

This patch implements the driver necessary use the Analog Devices
Blackfin processor's on-chip watchdog controller, supports
BF53[123]/BF53[467]/BF54[2489]/BF561.

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/char/watchdog/Kconfig b/drivers/char/watchdog/Kconfig
index 442e9eedff29..2dfaf969f1a9 100644
--- a/drivers/char/watchdog/Kconfig
+++ b/drivers/char/watchdog/Kconfig
@@ -212,6 +212,19 @@ config AT32AP700X_WDT
           Watchdog timer embedded into AT32AP700x devices. This will reboot
           your system when the timeout is reached.
 
+# Blackfin Architecture
+
+config BFIN_WDT
+        tristate "Blackfin On-Chip Watchdog Timer"
+        depends on WATCHDOG && BLACKFIN
+        ---help---
+          If you say yes here you will get support for the Blackfin On-Chip
+          Watchdog Timer. If you have one of these processors and wish to
+          have watchdog support enabled, say Y, otherwise say N.
+
+          To compile this driver as a module, choose M here: the
+          module will be called bfin_wdt.
+
 # X86 (i386 + ia64 + x86_64) Architecture
 
 config ACQUIRE_WDT