Index: uspace/lib/usb/include/usb/pipes.h
===================================================================
--- uspace/lib/usb/include/usb/pipes.h	(revision deb4ba7a231f7bf47e9f3a952e7a7e4fe5506de5)
+++ uspace/lib/usb/include/usb/pipes.h	(revision b7d8fd98c0d9d0eae5449208fd9225b8d31a330f)
@@ -131,5 +131,7 @@
 int usb_endpoint_pipe_initialize_from_configuration(usb_endpoint_mapping_t *,
     size_t, uint8_t *, size_t, usb_device_connection_t *);
-
+int usb_endpoint_pipe_register(usb_endpoint_pipe_t *, unsigned int,
+    usb_hc_connection_t *);
+int usb_endpoint_pipe_unregister(usb_endpoint_pipe_t *, usb_hc_connection_t *);
 
 int usb_endpoint_pipe_start_session(usb_endpoint_pipe_t *);
Index: uspace/lib/usb/src/pipesinit.c
===================================================================
--- uspace/lib/usb/src/pipesinit.c	(revision deb4ba7a231f7bf47e9f3a952e7a7e4fe5506de5)
+++ uspace/lib/usb/src/pipesinit.c	(revision b7d8fd98c0d9d0eae5449208fd9225b8d31a330f)
@@ -38,4 +38,5 @@
 #include <usb/dp.h>
 #include <usb/request.h>
+#include <usbhc_iface.h>
 #include <errno.h>
 #include <assert.h>
@@ -393,4 +394,54 @@
 }
 
+/** Register endpoint with the host controller.
+ *
+ * @param pipe Pipe to be registered.
+ * @param interval Polling interval.
+ * @param hc_connection Connection to the host controller (must be opened).
+ * @return Error code.
+ */
+int usb_endpoint_pipe_register(usb_endpoint_pipe_t *pipe,
+    unsigned int interval,
+    usb_hc_connection_t *hc_connection)
+{
+	assert(pipe);
+	assert(hc_connection);
+
+	if (!usb_hc_connection_is_opened(hc_connection)) {
+		return EBADF;
+	}
+
+#define _PACK(high, low) ((high) * 256 + (low))
+
+	return async_req_5_0(hc_connection->hc_phone,
+	    DEV_IFACE_ID(USBHC_DEV_IFACE), IPC_M_USBHC_REGISTER_ENDPOINT,
+	    _PACK(pipe->wire->address, pipe->endpoint_no),
+	    _PACK(pipe->transfer_type, pipe->direction),
+	    pipe->max_packet_size, interval);
+
+#undef _PACK
+}
+
+/** Revert endpoint registration with the host controller.
+ *
+ * @param pipe Pipe to be unregistered.
+ * @param hc_connection Connection to the host controller (must be opened).
+ * @return Error code.
+ */
+int usb_endpoint_pipe_unregister(usb_endpoint_pipe_t *pipe,
+    usb_hc_connection_t *hc_connection)
+{
+	assert(pipe);
+	assert(hc_connection);
+
+	if (!usb_hc_connection_is_opened(hc_connection)) {
+		return EBADF;
+	}
+
+	return async_req_4_0(hc_connection->hc_phone,
+	    DEV_IFACE_ID(USBHC_DEV_IFACE), IPC_M_USBHC_UNREGISTER_ENDPOINT,
+	    pipe->wire->address, pipe->endpoint_no, pipe->direction);
+}
+
 /**
  * @}