msm8x60: Disable caching of LK memory

With 4.6 gcc with cache enabled on 8660 target, fastboot
download does not complete. Disable caching of LK memory
for now to unblock fastboot issue.

Change-Id: I7b97af6ae0ddd528465fb564927066e2398e4aa7
diff --git a/platform/msm8x60/platform.c b/platform/msm8x60/platform.c
index 478aec9..12e455d 100755
--- a/platform/msm8x60/platform.c
+++ b/platform/msm8x60/platform.c
@@ -52,7 +52,7 @@
 #define MB (1024*1024)
 
 /* LK memory - cacheable, write through */
-#define LK_MEMORY         (MMU_MEMORY_TYPE_NORMAL_WRITE_THROUGH | \
+#define LK_MEMORY         (MMU_MEMORY_TYPE_STRONGLY_ORDERED | \
                            MMU_MEMORY_AP_READ_WRITE)
 
 /* Kernel region - cacheable, write through */