[libata sata_mv] add Adaptec 1420SA PCI ID

Contributed by Jeroen <dekien@pandora.be>
diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c
index 6cff8ee..257c128 100644
--- a/drivers/scsi/sata_mv.c
+++ b/drivers/scsi/sata_mv.c
@@ -359,6 +359,8 @@
 	{PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x6041), 0, 0, chip_604x},
 	{PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x6080), 0, 0, chip_608x},
 	{PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x6081), 0, 0, chip_608x},
+
+	{PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, 0x0241), 0, 0, chip_604x},
 	{}			/* terminate list */
 };