tools: kwboot: Always print kwboot version

It is useful to see kwboot version in the boot log output for debugging
purposes.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/tools/kwboot.c b/tools/kwboot.c
index 4e4d544..d22e6ea 100644
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -1640,7 +1640,6 @@
 static void
 kwboot_usage(FILE *stream, char *progname)
 {
-	fprintf(stream, "kwboot version %s\n", PLAIN_VERSION);
 	fprintf(stream,
 		"Usage: %s [OPTIONS] [-b <image> | -D <image> ] [-B <baud> ] <TTY>\n",
 		progname);
@@ -1685,6 +1684,8 @@
 	after_img_rsv = KWBOOT_XM_BLKSZ;
 	baudrate = 115200;
 
+	printf("kwboot version %s\n", PLAIN_VERSION);
+
 	kwboot_verbose = isatty(STDOUT_FILENO);
 
 	do {