mpc83xx: enable command line autocompletion

because it's convenient.

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
diff --git a/include/configs/sbc8349.h b/include/configs/sbc8349.h
index 4ea65ce..80f83ac 100644
--- a/include/configs/sbc8349.h
+++ b/include/configs/sbc8349.h
@@ -283,6 +283,7 @@
 #define CONFIG_SYS_NS16550_COM2        (CONFIG_SYS_IMMR+0x4600)
 
 #define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
+#define CONFIG_AUTO_COMPLETE		/* add autocompletion support   */
 /* Use the HUSH parser */
 #define CONFIG_SYS_HUSH_PARSER
 #ifdef  CONFIG_SYS_HUSH_PARSER