From 5492d9148cbd09d19137b992f9ee51def9bd076f Mon Sep 17 00:00:00 2001
From: MasterPhi <admin@hifiphile.com>
Date: Wed, 21 Jul 2021 10:29:47 +0200
Subject: [PATCH] Re-enable SETUP irq on EP0 stall.

---
 src/portable/microchip/samx7x/dcd_samx7x.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/portable/microchip/samx7x/dcd_samx7x.c b/src/portable/microchip/samx7x/dcd_samx7x.c
index 35d970b9..85197839 100644
--- a/src/portable/microchip/samx7x/dcd_samx7x.c
+++ b/src/portable/microchip/samx7x/dcd_samx7x.c
@@ -728,6 +728,11 @@ void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr)
   (void) rhport;
   uint8_t const epnum = tu_edpt_number(ep_addr);
   USBHS->USBHS_DEVEPTIER[epnum] = USBHS_DEVEPTIER_CTRL_STALLRQS;
+  // Re-enable SETUP interrupt
+  if (epnum == 0)
+  {
+    USBHS->USBHS_DEVEPTIER[0] = USBHS_DEVEPTIER_CTRL_RXSTPES;
+  }
 }
 
 // clear stall, data toggle is also reset to DATA0