mpc7448hpc2: Fix PCI I/O space mapping.

PCI I/O space is currently mapped 1:1 at 0xFA000000. Linux requires
PCI I/O space to start at 0 on the PCI bus. This patch maps PCI I/O
space such that 0xFA000000 in the processor's address space maps to 0
on the PCI I/O bus.

Signed-off-by Randy Vinson <rvinson@mvista.com>
Acked-by: Roy Zang <tie-fei.zang@freescale.com>

board/freescale/mpc7448hpc2/tsi108_init.c

@@ -79,7 +79,7 @@ PB2OCN_LUT_ENTRY pb2ocn_lut1[32] = {
 	/* 24 - 31 */
 	{0x00000000, 0x00000201}, /* PBA=0xF800_0000 -> PCI/X (Byte-Swap) */
 	{0x00000000, 0x00000201}, /* PBA=0xF900_0000 -> PCI/X (Byte-Swap) */
-	{0x00000000, 0x00000201}, /* PBA=0xFA00_0000 -> PCI/X  PCI I/O (Byte-Swap) */
+	{0x00000000, 0x00000241}, /* PBA=0xFA00_0000 -> PCI/X  PCI I/O (Byte-Swap + Translate) */
 	{0x00000000, 0x00000201}, /* PBA=0xFB00_0000 -> PCI/X  PCI Config (Byte-Swap) */
 
 	{0x00000000, 0x02000240}, /* PBA=0xFC00_0000 -> HLP */
@@ -380,7 +380,7 @@ int board_early_init_r (void)
 	 */
 
 	out32 (CFG_TSI108_CSR_BASE + TSI108_PCI_REG_OFFSET + PCI_PFAB_IO,
-		0xFA000001);
+		0x00000001);
 	__asm__ __volatile__ ("sync");
 
 	/*