1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 77da827b289..18ed7765417 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -229,6 +229,7 @@ second_chance_to_dma:
                         case PCI_DEVICE_ID_AMD_VIPER_7409:
                         case PCI_DEVICE_ID_CMD_643:
                         case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE:
+                        case PCI_DEVICE_ID_REVOLUTION:
                                 simplex_stat = hwif->INB(dma_base + 2);
                                 hwif->OUTB((simplex_stat&0x60),(dma_base + 2));
                                 simplex_stat = hwif->INB(dma_base + 2);