armv8/ls1043ardb: Add support for >2GB memory

This patch also expose the complete DDR region(s) to Linux.

Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: Mingkai Hu <Mingkai.Hu@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/include/configs/ls1043a_common.h b/include/configs/ls1043a_common.h
index 6b9856a..677d281 100644
--- a/include/configs/ls1043a_common.h
+++ b/include/configs/ls1043a_common.h
@@ -44,6 +44,7 @@
 #define CONFIG_SYS_DDR_SDRAM_BASE	0x80000000
 #define CONFIG_SYS_FSL_DDR_SDRAM_BASE_PHY	0
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
+#define CONFIG_SYS_DDR_BLOCK2_BASE      0x880000000ULL
 
 #define CPU_RELEASE_ADDR               secondary_boot_func