diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index c6f5fa4b4ca6b74b1ab3dc77cc5775d5a3c08b6a..ff2e217a8c84f883b85399faca8787b099c7a492 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -21,6 +21,9 @@
  *
  *   CSB6: `Champion South Bridge' IDE Interface (optional: third channel)
  *
+ *   HT1000: AKA BCM5785 - Hypertransport Southbridge for Opteron systems. IDE
+ *   controller same as the CSB6. Single channel ATA100 only.
+ *
  * Documentation:
  *	Available under NDA only. Errata info very hard to get.
  *
@@ -71,6 +74,8 @@ static u8 svwks_ratemask (ide_drive_t *drive)
 	if (!svwks_revision)
 		pci_read_config_byte(dev, PCI_REVISION_ID, &svwks_revision);
 
+	if (dev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE)
+		return 2;
 	if (dev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) {
 		u32 reg = 0;
 		if (isa_dev)
@@ -109,6 +114,7 @@ static u8 svwks_csb_check (struct pci_dev *dev)
 		case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE:
 		case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE:
 		case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2:
+		case PCI_DEVICE_ID_SERVERWORKS_HT1000IDE:
 			return 1;
 		default:
 			break;
@@ -438,6 +444,13 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha
 			btr |= (svwks_revision >= SVWKS_CSB5_REVISION_NEW) ? 0x3 : 0x2;
 		pci_write_config_byte(dev, 0x5A, btr);
 	}
+	/* Setup HT1000 SouthBridge Controller - Single Channel Only */
+	else if (dev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE) {
+		pci_read_config_byte(dev, 0x5A, &btr);
+		btr &= ~0x40;
+		btr |= 0x3;
+		pci_write_config_byte(dev, 0x5A, btr);
+	}
 
 	return (dev->irq) ? dev->irq : 0;
 }
@@ -629,6 +642,15 @@ static ide_pci_device_t serverworks_chipsets[] __devinitdata = {
 		.channels	= 1,	/* 2 */
 		.autodma	= AUTODMA,
 		.bootable	= ON_BOARD,
+	},{	/* 4 */
+		.name		= "SvrWks HT1000",
+		.init_setup	= init_setup_svwks,
+		.init_chipset	= init_chipset_svwks,
+		.init_hwif	= init_hwif_svwks,
+		.init_dma	= init_dma_svwks,
+		.channels	= 1,	/* 2 */
+		.autodma	= AUTODMA,
+		.bootable	= ON_BOARD,
 	}
 };
 
@@ -653,6 +675,7 @@ static struct pci_device_id svwks_pci_tbl[] = {
 	{ PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB5IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1},
 	{ PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2},
 	{ PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3},
+	{ PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4},
 	{ 0, },
 };
 MODULE_DEVICE_TABLE(pci, svwks_pci_tbl);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 163036867ac73f3348352114e38754b95af8ae4a..927ed487630de4cf06ee698a63b7d88742942790 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1580,6 +1580,7 @@
 #define PCI_DEVICE_ID_SERVERWORKS_OSB4IDE 0x0211
 #define PCI_DEVICE_ID_SERVERWORKS_CSB5IDE 0x0212
 #define PCI_DEVICE_ID_SERVERWORKS_CSB6IDE 0x0213
+#define PCI_DEVICE_ID_SERVERWORKS_HT1000IDE 0x0214
 #define PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2 0x0217
 #define PCI_DEVICE_ID_SERVERWORKS_OSB4USB 0x0220
 #define PCI_DEVICE_ID_SERVERWORKS_CSB5USB PCI_DEVICE_ID_SERVERWORKS_OSB4USB