diff -ur linux-2.6.22.4.old/arch/mips/kernel/time.c linux-2.6.22.4.new/arch/mips/kernel/time.c
--- linux-2.6.22.4.old/arch/mips/kernel/time.c	2007-08-21 06:33:06.000000000 +0200
+++ linux-2.6.22.4.new/arch/mips/kernel/time.c	2007-12-24 17:13:43.000000000 +0100
@@ -478,3 +478,5 @@
 EXPORT_SYMBOL(to_tm);
 EXPORT_SYMBOL(rtc_mips_set_time);
 EXPORT_SYMBOL(rtc_mips_get_time);
+EXPORT_SYMBOL(mips_hpt_frequency);
+
diff -ur linux-2.6.22.4.old/drivers/char/watchdog/Kconfig linux-2.6.22.4.new/drivers/char/watchdog/Kconfig
--- linux-2.6.22.4.old/drivers/char/watchdog/Kconfig	2007-08-21 06:33:06.000000000 +0200
+++ linux-2.6.22.4.new/drivers/char/watchdog/Kconfig	2007-12-24 17:13:43.000000000 +0100
@@ -575,6 +575,19 @@
 	  To compile this driver as a module, choose M here: the
 	  module will be called rm9k_wdt.
 
+config RC32434_WDT
+	tristate "IDT Interprise 79RC32434 SoC hardware watchdog"
+	depends on WATCHDOG && MIKROTIK_RB500
+	help
+	  This is a driver for hardware watchdog integrated in IDT Interprise
+	  79RC32434 SoC. This watchdog simply watches your kernel to make sure
+	  it doesn't freeze, and if it does, it reboots your computer after a
+	  certain amount of time.
+
+	  To compile this driver as a module, choose M here: the module will be
+	  called rc32434_wdt.
+
+
 # S390 Architecture
 
 config ZVM_WATCHDOG
diff -ur linux-2.6.22.4.old/drivers/char/watchdog/Makefile linux-2.6.22.4.new/drivers/char/watchdog/Makefile
--- linux-2.6.22.4.old/drivers/char/watchdog/Makefile	2007-08-21 06:33:06.000000000 +0200
+++ linux-2.6.22.4.new/drivers/char/watchdog/Makefile	2007-12-24 17:13:43.000000000 +0100
@@ -75,6 +75,7 @@
 obj-$(CONFIG_INDYDOG) += indydog.o
 obj-$(CONFIG_WDT_MTX1)	+= mtx-1_wdt.o
 obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
+obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
 
 # S390 Architecture