1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/ide/sl82c105.c b/drivers/ide/sl82c105.c
index d6f8977191c8..b0a460625335 100644
--- a/drivers/ide/sl82c105.c
+++ b/drivers/ide/sl82c105.c
@@ -61,7 +61,8 @@ static unsigned int get_pio_timings(ide_drive_t *drive, u8 pio)
         if (cmd_off == 0)
                 cmd_off = 1;
 
-        if (pio > 2 || ata_id_has_iordy(drive->id))
+        if ((pio > 2 || ata_id_has_iordy(drive->id)) &&
+            !(pio > 4 && ata_id_is_cfa(drive->id)))
                 iordy = 0x40;
 
         return (cmd_on - 1) << 8 | (cmd_off - 1) | iordy;