1 files changed, 1 insertions, 0 deletions

diff --git a/hw/usb.h b/hw/usb.h
index 684e3f4b54..78ffdf4ef9 100644
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -137,6 +137,7 @@
 #define USB_DT_INTERFACE_ASSOC          0x0B
 #define USB_DT_CS_INTERFACE             0x24
 #define USB_DT_CS_ENDPOINT              0x25
+#define USB_DT_ENDPOINT_COMPANION       0x30
 
 #define USB_ENDPOINT_XFER_CONTROL	0
 #define USB_ENDPOINT_XFER_ISOC		1