8548cds fixes

Restore CONFIG_EXTRA_ENV_SETTINGS definition which contains the
correct consoledev needed for linux boot.
Standardize on fdt{file,addr} var to hold dtb file name.

Set PCI inbound memory region from CFG_MEMORY_{BUS,PHYS}.

Signed-off-by: Ed Swarthout <Ed.Swarthout@freescale.com>
diff --git a/board/cds/mpc8548cds/mpc8548cds.c b/board/cds/mpc8548cds/mpc8548cds.c
index 48753d7..796ae22 100644
--- a/board/cds/mpc8548cds/mpc8548cds.c
+++ b/board/cds/mpc8548cds/mpc8548cds.c
@@ -362,20 +362,28 @@
 			);
 
 
-		/* outbound memory */
+		/* inbound */
 		pci_set_region(hose->regions + 0,
+			       CFG_PCI_MEMORY_BUS,
+			       CFG_PCI_MEMORY_PHYS,
+			       CFG_PCI_MEMORY_SIZE,
+			       PCI_REGION_MEM | PCI_REGION_MEMORY);
+
+
+		/* outbound memory */
+		pci_set_region(hose->regions + 1,
 			       CFG_PCI1_MEM_BASE,
 			       CFG_PCI1_MEM_PHYS,
 			       CFG_PCI1_MEM_SIZE,
 			       PCI_REGION_MEM);
 
 		/* outbound io */
-		pci_set_region(hose->regions + 1,
+		pci_set_region(hose->regions + 2,
 			       CFG_PCI1_IO_BASE,
 			       CFG_PCI1_IO_PHYS,
 			       CFG_PCI1_IO_SIZE,
 			       PCI_REGION_IO);
-		hose->region_count = 2;
+		hose->region_count = 3;
 
 		/* relocate config table pointers */
 		hose->config_table = \