From 78f56d9ada226cf146ca5ec110bf4bde52bcf7b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Saviot?= <lea.saviot@numworks.com>
Date: Wed, 14 Feb 2018 16:52:46 +0100
Subject: [PATCH] [usb] Reset endpoints before setting them up.

This fixes an enumaration bug when plugging, un-plugging and re-plugging
the calculator.

Change-Id: Ifbb4386b46b7492ce2b833e9e4755fd3cfefc708
---
 ion/src/device/usb.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ion/src/device/usb.cpp b/ion/src/device/usb.cpp
index 55e69f205..eb4158970 100644
--- a/ion/src/device/usb.cpp
+++ b/ion/src/device/usb.cpp
@@ -214,6 +214,7 @@ void poll() {
     /* Handle USB RESET. */
     OTG.GINTSTS()->setENUMDNE(true); //Clear the ENUMDNE bit.
     usb_set_address(0);
+    usb_endpoints_reset();
     usb_endpoint_setup();
     return;
   }