Standardize command usage messages with cmd_usage()

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/board/tqc/tqm5200/cmd_stk52xx.c b/board/tqc/tqm5200/cmd_stk52xx.c
index 5483fca..6ef7fbe 100644
--- a/board/tqc/tqm5200/cmd_stk52xx.c
+++ b/board/tqc/tqm5200/cmd_stk52xx.c
@@ -327,7 +327,7 @@
 	switch (argc) {
 	case 0:
 	case 1:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 2:
 		if (strncmp(argv[1],"saw",3) == 0) {
@@ -342,7 +342,7 @@
 			return rcode;
 		}
 
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 3:
 		if (strncmp(argv[1],"saw",3) == 0) {
@@ -358,7 +358,7 @@
 						LEFT_RIGHT);
 			return rcode;
 		}
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 4:
 		if (strncmp(argv[1],"saw",3) == 0) {
@@ -382,7 +382,7 @@
 			pcm1772_write_reg((uchar)reg, (uchar)val);
 			return 0;
 		}
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 5:
 		if (strncmp(argv[1],"saw",3) == 0) {
@@ -412,7 +412,7 @@
 						channel);
 			return rcode;
 		}
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	printf ("Usage:\nsound cmd [arg1] [arg2] ...\n");
@@ -513,7 +513,7 @@
 			channel = LEFT_RIGHT;
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}