2 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h
index 2721a58..904d0d2 100644
--- a/arch/arm/include/asm/irq.h
+++ b/arch/arm/include/asm/irq.h
@@ -3,6 +3,8 @@
 
 #include <mach/irqs.h>
 
+#define ARCH_HAS_NMI_WATCHDOG
+
 #ifndef irq_canonicalize
 #define irq_canonicalize(i)	(i)
 #endif
diff --git a/arch/arm/include/asm/nmi.h b/arch/arm/include/asm/nmi.h
new file mode 100644
index 0000000..3cf8bdf
--- /dev/null
+++ b/arch/arm/include/asm/nmi.h
@@ -0,0 +1,14 @@
+#ifndef __ASM_ARM_NMI_H_
+#define __ASM_ARM_NMI_H_
+
+#include <linux/notifier.h>
+
+extern struct atomic_notifier_head touch_watchdog_notifier_head;
+
+static inline void touch_nmi_watchdog(void)
+{
+	atomic_notifier_call_chain(&touch_watchdog_notifier_head, 0, 0);
+	touch_softlockup_watchdog();
+}
+
+#endif /* __ASM_ARM_NMI_H_ */