target: msm8610: Update the size and address of scratch buffer.

Change-Id: I6ee5abeb6906bc989c052ba3615bf100a00166dd
diff --git a/target/msm8610/meminfo.c b/target/msm8610/meminfo.c
index c0b5808..3e3b0de 100644
--- a/target/msm8610/meminfo.c
+++ b/target/msm8610/meminfo.c
@@ -82,5 +82,5 @@
 
 unsigned target_get_max_flash_size(void)
 {
-	return (512 * 1024 * 1024);
+	return (288 * 1024 * 1024);
 }