[WATCHDOG] TXx9 watchdog driver

This is a driver for watchdog timer built into TXx9 MIPS SoCs.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
index 87483cc..ebc2114 100644
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -93,6 +93,7 @@
 obj-$(CONFIG_WDT_MTX1)	+= mtx-1_wdt.o
 obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
 obj-$(CONFIG_AR7_WDT) += ar7_wdt.o
+obj-$(CONFIG_TXX9_WDT) += txx9wdt.o
 
 # PARISC Architecture