drivers/ata/: Spelling fixes

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c
index 1eda821..e0c2cc2 100644
--- a/drivers/ata/pata_it8213.c
+++ b/drivers/ata/pata_it8213.c
@@ -128,7 +128,7 @@
 		idetm_data &= 0xCC0F;
 		idetm_data |= (control << 4);
 
-		/* Slave timing in seperate register */
+		/* 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;