Support for Marvell 7042 Chip

Added Support for Marvell 7042 Chip - 7042 has same capabilities & behavior
as 6042.

Signed-off-by: Thomas A. Morrison <tmorrison@empirix.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/ata/sata_mv.c

@@ -548,6 +548,9 @@ static const struct pci_device_id mv_pci_tbl[] = {
 
 	{ PCI_VDEVICE(TTI, 0x2310), chip_7042 },
 
+	/* add Marvell 7042 support */
+	{ PCI_VDEVICE(MARVELL, 0x7042), chip_7042 },
+
 	{ }			/* terminate list */
 };