1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c
index 36d1f61491df..092af531aa09 100644
--- a/drivers/ata/pata_it8213.c
+++ b/drivers/ata/pata_it8213.c
@@ -112,13 +112,13 @@ static void it8213_set_piomode (struct ata_port *ap, struct ata_device *adev)
         } else {
                 u8 slave_data;
 
-                idetm_data &= 0xCC0F;
+                idetm_data &= 0xFF0F;
                 idetm_data |= (control << 4);
 
                 /* Slave timing in separate register */
                 pci_read_config_byte(dev, 0x44, &slave_data);
                 slave_data &= 0xF0;
-                slave_data |= ((timings[pio][0] << 2) | timings[pio][1]) << 4;
+                slave_data |= (timings[pio][0] << 2) | timings[pio][1];
                 pci_write_config_byte(dev, 0x44, slave_data);
         }