diff --git a/src/simtrace_usb.h b/src/simtrace_usb.h
new file mode 100644
index 0000000..c0da9c5
--- /dev/null
+++ b/src/simtrace_usb.h
@@ -0,0 +1,67 @@
+/* SIMtrace 2 USB definitions
+ *
+ * (C) 2018 by sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon@sysmocom.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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
+ */
+/* SIMtrace USB IDs */
+#define USB_VENDOR_OPENMOKO			0x1d50
+#define USB_PRODUCT_OWHW_SAM3_DFU	0x4001	/* was 0x4000 */
+#define USB_PRODUCT_OWHW_SAM3		0x4001
+#define USB_PRODUCT_QMOD_HUB		0x4002
+#define USB_PRODUCT_QMOD_SAM3_DFU	0x4004	/* was 0x4003 */
+#define USB_PRODUCT_QMOD_SAM3		0x4004
+#define USB_PRODUCT_SIMTRACE2_DFU	0x60e3	/* was 0x60e2 */
+#define USB_PRODUCT_SIMTRACE2		0x60e3
+
+/* USB proprietary class */
+#define USB_CLASS_PROPRIETARY			0xff
+
+/* SIMtrace USB sub-classes */
+/*! Sniffer USB sub-class */
+#define SIMTRACE_SNIFFER_USB_SUBCLASS	1
+/*! Card-emulation USB sub-class */
+#define SIMTRACE_CARDEM_USB_SUBCLASS	2
+
+/* Generic USB endpoint numbers */
+/*! Card-side USB data out (host to device) endpoint number */
+#define SIMTRACE_USB_EP_CARD_DATAOUT	1
+/*! Card-side USB data in (device to host) endpoint number */
+#define SIMTRACE_USB_EP_CARD_DATAIN		2
+/*! Card-side USB interrupt endpoint number */
+#define SIMTRACE_USB_EP_CARD_INT		3
+/*! Phone-side USB data out (host to device) endpoint number */
+#define SIMTRACE_USB_EP_PHONE_DATAOUT	4
+/*! Phone-side USB data in (device to host) endpoint number */
+#define SIMTRACE_USB_EP_PHONE_DATAIN	5
+/*! Phone-side USB interrupt endpoint number */
+#define SIMTRACE_USB_EP_PHONE_INT		6
+
+/* Card-emulation USB endpoint numbers */
+/*! USIM1 USB data out (host to device) endpoint number */
+#define SIMTRACE_CARDEM_USB_EP_USIM1_DATAOUT	4
+/*! USIM1 USB data in (device to host) endpoint number */
+#define SIMTRACE_CARDEM_USB_EP_USIM1_DATAIN		5
+/*! USIM1 USB interrupt endpoint number */
+#define SIMTRACE_CARDEM_USB_EP_USIM1_INT		6
+/*! USIM2 USB data out (host to device) endpoint number */
+#define SIMTRACE_CARDEM_USB_EP_USIM2_DATAOUT	1
+/*! USIM2 USB data in (device to host) endpoint number */
+#define SIMTRACE_CARDEM_USB_EP_USIM2_DATAIN		2
+/*! USIM2 USB interrupt endpoint number */
+#define SIMTRACE_CARDEM_USB_EP_USIM2_INT		3
+
+/*! Maximum number of endpoints */
+#define BOARD_USB_NUMENDPOINTS		6