diff --git a/target/linux/x86/64/config-6.6 b/target/linux/x86/64/config-6.6
index 1d08d31daa..49e6890cd1 100644
--- a/target/linux/x86/64/config-6.6
+++ b/target/linux/x86/64/config-6.6
@@ -345,6 +345,7 @@ CONFIG_MFD_CORE=y
 # CONFIG_MFD_INTEL_LPSS_ACPI is not set
 # CONFIG_MFD_INTEL_PMC_BXT is not set
 CONFIG_MMC=y
+CONFIG_MMCONF_FAM10H=y
 CONFIG_MMC_BLOCK=y
 CONFIG_MMC_CQHCI=y
 CONFIG_MMC_RICOH_MMC=y
@@ -404,7 +405,7 @@ CONFIG_PCIEPORTBUS=y
 CONFIG_PCIE_PME=y
 CONFIG_PCI_HYPERV=y
 CONFIG_PCI_HYPERV_INTERFACE=y
-# CONFIG_PCI_MMCONFIG is not set
+CONFIG_PCI_MMCONFIG=y
 CONFIG_PCI_PASID=y
 CONFIG_PCI_PRI=y
 CONFIG_PCI_XEN=y