Standardize command usage messages with cmd_usage()

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c
index eb58c7f..988cb94a 100644
--- a/board/freescale/common/sys_eeprom.c
+++ b/board/freescale/common/sys_eeprom.c
@@ -328,7 +328,7 @@
 			prog_eeprom();
 			break;
 		default:
-			printf("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			break;
 		}
 
@@ -362,7 +362,7 @@
 		break;
 	case 'h':	/* help */
 	default:
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		break;
 	}
 
diff --git a/board/freescale/mpc8610hpcd/mpc8610hpcd_diu.c b/board/freescale/mpc8610hpcd/mpc8610hpcd_diu.c
index 08eaf10..2320c0f 100644
--- a/board/freescale/mpc8610hpcd/mpc8610hpcd_diu.c
+++ b/board/freescale/mpc8610hpcd/mpc8610hpcd_diu.c
@@ -116,7 +116,7 @@
 	unsigned int addr;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}