msm: 8625: Add support for the M2A_2 fiq handler

The FIQ handler gets triggered when the M2A_2
interrupt is fired by the NON-HLOS. The  FIQ
handler saves the CPU context and helps in
debugging the watch dog timeout issues.

Change-Id: I570d7f15f85bedc186262cef3ecff18cafda2464
Signed-off-by: Prasad Sodagudi <psodagud@codeaurora.org>
diff --git a/arch/arm/mach-msm/msm_watchdog.h b/arch/arm/mach-msm/msm_watchdog.h
index 5fb82ee..7bf97d9 100644
--- a/arch/arm/mach-msm/msm_watchdog.h
+++ b/arch/arm/mach-msm/msm_watchdog.h
@@ -72,6 +72,7 @@
 
 void msm_wdog_fiq_setup(void *stack);
 extern unsigned int msm_wdog_fiq_length, msm_wdog_fiq_start;
+extern unsigned int msm7k_fiq_start, msm7k_fiq_length;
 
 #ifdef CONFIG_MSM_WATCHDOG
 void pet_watchdog(void);