diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 57cd3a406edf3930954a2c18938ab8e4796ffa16..fd7170a9ad2cc4c21d0bbcf6099f9db8d2ce4884 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -290,6 +290,9 @@ static const struct {
 	{PCI_VENDOR_ID_NEC, PCI_ANY_ID, PCI_ANY_ID,
 		QUIRK_CYCLE_TIMER},
 
+	{PCI_VENDOR_ID_O2, PCI_ANY_ID, PCI_ANY_ID,
+		QUIRK_NO_MSI},
+
 	{PCI_VENDOR_ID_RICOH, PCI_ANY_ID, PCI_ANY_ID,
 		QUIRK_CYCLE_TIMER},