85xx: the DDR tlb is missed for the !CONFIG_SPD_EEPROM case

we need TLB entry for DDR at !SPD case.

Signed-off-by: Dave Liu <daveliu@freescale.com>
Acked-by: Andy Fleming <afleming@freescale.com>
diff --git a/board/freescale/mpc8536ds/mpc8536ds.c b/board/freescale/mpc8536ds/mpc8536ds.c
index 2538483..2b17612 100644
--- a/board/freescale/mpc8536ds/mpc8536ds.c
+++ b/board/freescale/mpc8536ds/mpc8536ds.c
@@ -61,13 +61,11 @@
 
 #ifdef CONFIG_SPD_EEPROM
 	dram_size = fsl_ddr_sdram();
-
-	dram_size = setup_ddr_tlbs(dram_size / 0x100000);
-
-	dram_size *= 0x100000;
 #else
 	dram_size = fixed_sdram();
 #endif
+	dram_size = setup_ddr_tlbs(dram_size / 0x100000);
+	dram_size *= 0x100000;
 
 	puts("    DDR: ");
 	return dram_size;