diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index cdf800e3ec13d91c5d81495e872115063fc02c96..8cb662d537a3d0264539f53488216a40d12b1f2f 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -53,9 +53,8 @@ enum {
 	SIL_FLAG_MOD15WRITE	= (1 << 30),
 
 	sil_3112		= 0,
-	sil_3112_m15w		= 1,
-	sil_3512		= 2,
-	sil_3114		= 3,
+	sil_3512		= 1,
+	sil_3114		= 2,
 
 	SIL_FIFO_R0		= 0x40,
 	SIL_FIFO_W0		= 0x41,
@@ -90,13 +89,13 @@ static void sil_post_set_mode (struct ata_port *ap);
 
 
 static const struct pci_device_id sil_pci_tbl[] = {
-	{ 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
-	{ 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
+	{ 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
+	{ 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
 	{ 0x1095, 0x3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3512 },
 	{ 0x1095, 0x3114, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3114 },
-	{ 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
-	{ 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
-	{ 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
+	{ 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
+	{ 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
+	{ 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },
 	{ }	/* terminate list */
 };
 
@@ -179,16 +178,6 @@ static const struct ata_port_operations sil_ops = {
 
 static const struct ata_port_info sil_port_info[] = {
 	/* sil_3112 */
-	{
-		.sht		= &sil_sht,
-		.host_flags	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
-				  ATA_FLAG_MMIO,
-		.pio_mask	= 0x1f,			/* pio0-4 */
-		.mwdma_mask	= 0x07,			/* mwdma0-2 */
-		.udma_mask	= 0x3f,			/* udma0-5 */
-		.port_ops	= &sil_ops,
-	},
-	/* sil_3112_15w - keep it sync'd w/ sil_3112 */
 	{
 		.sht		= &sil_sht,
 		.host_flags	= ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |