fix(zynqmp): update MAX_XLAT_TABLES for DDR memory range

An assert is observed when the bl31 is placed in DDR memory range and
DEBUG is also enabled. To resolve this, increase the size of
MAX_XLAT_TABLES to 8 when bl31 is placed in DDR memory range.

Change-Id: I7d35cba01cd5c8cfc8aae987719b8fc39fcf76b0
Signed-off-by: Akshay Belsare <akshay.belsare@amd.com>
diff --git a/plat/xilinx/zynqmp/include/platform_def.h b/plat/xilinx/zynqmp/include/platform_def.h
index c2d22c2..fbf01ca 100644
--- a/plat/xilinx/zynqmp/include/platform_def.h
+++ b/plat/xilinx/zynqmp/include/platform_def.h
@@ -91,7 +91,7 @@
 #define PLAT_VIRT_ADDR_SPACE_SIZE	(1ULL << 32)
 #if (BL31_LIMIT < PLAT_DDR_LOWMEM_MAX)
 #define MAX_MMAP_REGIONS		8
-#define MAX_XLAT_TABLES			6
+#define MAX_XLAT_TABLES			8
 #else
 #define MAX_MMAP_REGIONS		7
 #define MAX_XLAT_TABLES			5