mkimage: Move padding commands outside of FIT_SIGNATURE

These commands were disabled when CONFIG_FIT_SIGNATURE is disabled, but
they do not depend on crypto support so they can be unconditionally
enabled.

Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/tools/mkimage.c b/tools/mkimage.c
index e786082..68d5206 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -94,18 +94,18 @@
 		"          -x ==> set XIP (execute in place)\n",
 		params.cmdname);
 	fprintf(stderr,
-		"       %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] [-i <ramdisk.cpio.gz>] fit-image\n"
+		"       %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] [-E] [-B size] [-i <ramdisk.cpio.gz>] fit-image\n"
 		"           <dtb> file is used with -f auto, it may occur multiple times.\n",
 		params.cmdname);
 	fprintf(stderr,
 		"          -D => set all options for device tree compiler\n"
 		"          -f => input filename for FIT source\n"
-		"          -i => input filename for ramdisk file\n");
+		"          -i => input filename for ramdisk file\n"
+		"          -E => place data outside of the FIT structure\n"
+		"          -B => align size in hex for FIT structure and header\n");
 #ifdef CONFIG_FIT_SIGNATURE
 	fprintf(stderr,
-		"Signing / verified boot options: [-E] [-B size] [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n"
-		"          -E => place data outside of the FIT structure\n"
-		"          -B => align size in hex for FIT structure and header\n"
+		"Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n"
 		"          -k => set directory containing private keys\n"
 		"          -K => write public keys to this .dtb file\n"
 		"          -c => add comment in signature node\n"
@@ -142,6 +142,7 @@
 	return 0;
 }
 
+#define OPT_STRING "a:A:b:B:c:C:d:D:e:Ef:Fk:i:K:ln:N:p:O:rR:qstT:vVx"
 static void process_args(int argc, char **argv)
 {
 	char *ptr;