usb: Update for new sequence numbers

Use the new sequence number in all cases. Since all devices are assigned
a number when bound, this hack should not be needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/usb/host/ehci-vf.c b/drivers/usb/host/ehci-vf.c
index 79ee975..25f76c9 100644
--- a/drivers/usb/host/ehci-vf.c
+++ b/drivers/usb/host/ehci-vf.c
@@ -296,16 +296,14 @@
 
 static int vf_usb_bind(struct udevice *dev)
 {
-	static int num_controllers;
-
 	/*
 	 * Without this hack, if we return ENODEV for USB Controller 0, on
 	 * probe for the next controller, USB Controller 1 will be given a
 	 * sequence number of 0. This conflicts with our requirement of
 	 * sequence numbers while initialising the peripherals.
+	 *
+	 * FIXME: Check that this still works OK with the new sequence numbers
 	 */
-	dev->req_seq = num_controllers;
-	num_controllers++;
 
 	return 0;
 }