re-structure the directory layout to reflect that that ft232r stuff is old

we have long only been working on the sam7 based system.

host/usb_helper.h

@@ -0,0 +1,28 @@
+#ifndef _USB_HELPER_H
+#define _USB_HELPER_H
+
+/* usb_helper - Low-Level USB routines for SimTrace
+ *
+ * (C) 2006-2010 by Harald Welte <hwelte@hmw-consulting.de>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 
+ *  as published by the Free Software Foundation
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <stdint.h>
+
+const char *hexdump(const void *data, unsigned int len);
+
+struct usb_dev_handle *usb_find_open(uint16_t vendor_id, uint16_t product_id);
+
+#endif