diff --git a/src/southbridge/intel/i82801ix/Kconfig b/src/southbridge/intel/i82801ix/Kconfig
index bd2cd0f4cb..e1405cfbe0 100644
--- a/src/southbridge/intel/i82801ix/Kconfig
+++ b/src/southbridge/intel/i82801ix/Kconfig
@@ -14,6 +14,7 @@ config SOUTHBRIDGE_INTEL_I82801IX
 	select SOUTHBRIDGE_INTEL_COMMON_RESET
 	select SOUTHBRIDGE_INTEL_COMMON_RTC
 	select SOUTHBRIDGE_INTEL_COMMON_SMBUS
+	select SOUTHBRIDGE_INTEL_COMMON_EARLY_SMBUS
 	select SOUTHBRIDGE_INTEL_COMMON_SMM
 	select SOUTHBRIDGE_INTEL_COMMON_SPI_ICH9 if !BOARD_EMULATION_QEMU_X86_Q35
 	select SOUTHBRIDGE_INTEL_COMMON_USB_DEBUG
diff --git a/src/southbridge/intel/i82801ix/Makefile.inc b/src/southbridge/intel/i82801ix/Makefile.inc
index 91ac65b537..d75ab98bfd 100644
--- a/src/southbridge/intel/i82801ix/Makefile.inc
+++ b/src/southbridge/intel/i82801ix/Makefile.inc
@@ -7,7 +7,6 @@ bootblock-y += early_init.c
 
 romstage-y += dmi_setup.c
 romstage-y += early_init.c
-romstage-y += early_smbus.c
 
 ramstage-y += fadt.c
 ramstage-y += hdaudio.c
diff --git a/src/southbridge/intel/i82801ix/early_smbus.c b/src/southbridge/intel/i82801ix/early_smbus.c
deleted file mode 100644
index 6731a02fa9..0000000000
--- a/src/southbridge/intel/i82801ix/early_smbus.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include <device/pci_ops.h>
-#include <device/pci_def.h>
-#include <device/pci_ids.h>
-#include <device/smbus_host.h>
-#include "i82801ix.h"
-
-uintptr_t smbus_base(void)
-{
-	return CONFIG_FIXED_SMBUS_IO_BASE;
-}
-
-int smbus_enable_iobar(uintptr_t base)
-{
-	/* Set the SMBus device statically. */
-	pci_devfn_t dev = PCI_DEV(0x0, 0x1f, 0x3);
-
-	/* Check to make sure we've got the right device. */
-	if (pci_read_config16(dev, 0x2) != PCI_DEVICE_ID_INTEL_82801IB_SMB)
-		return -1;
-
-	/* Set SMBus I/O base. */
-	pci_write_config32(dev, SMB_BASE,
-			   base | PCI_BASE_ADDRESS_SPACE_IO);
-
-	/* Set SMBus enable. */
-	pci_write_config8(dev, HOSTC, HST_EN);
-
-	/* Set SMBus I/O space enable. */
-	pci_write_config16(dev, PCI_COMMAND, PCI_COMMAND_IO);
-
-	return 0;
-}