southbridge/ricoh: Spelling fixes

Change-Id: I1d000762ed6cc1fa6a274ad6016cf7192eeffea0
Signed-off-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-on: http://review.coreboot.org/7732
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
diff --git a/src/southbridge/ricoh/rl5c476/rl5c476.c b/src/southbridge/ricoh/rl5c476/rl5c476.c
index ab13957..4810942 100644
--- a/src/southbridge/ricoh/rl5c476/rl5c476.c
+++ b/src/southbridge/ricoh/rl5c476/rl5c476.c
@@ -83,7 +83,7 @@
 	 * 16 bytes, 0x1e0 to 0x1ef.
 	 * Be warned that this is not a standard IDE address as
 	 * automatically detected by the likes of FILO, and would need
-	 * patching to recognise these addresses as an IDE drive.
+	 * patching to recognize these addresses as an IDE drive.
 	 *
 	 * An earlier version of this driver set up 2 I/O windows to
 	 * emulate the expected addresses for IDE2, however the PCMCIA