tz: Add msm_device_tz_log device

msm_devcie_tz_log is a debugfs module that displays
the contents of a buffer located in IMEM.  The contents
of this hold diagnostic information logged in by modules
running on secure domain.
This patch enables this tz_log debugfs module for 8x60
target devices

Change-Id: Iab64fbf19fb903991b292894807663f9bdf1a4f2
Signed-off-by: Mona Hossain <mhossain@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index 9497735..6a0e5df 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -5309,6 +5309,8 @@
 	&ion_dev,
 #endif
 	&msm8660_device_watchdog,
+	&msm_device_tz_log,
+
 };
 
 #ifdef CONFIG_ION_MSM