Merge pull request #2385 from kasjer/kasjer/nrf5x-fix-dcd_edpt_open-for-iso

dcd_nrf5x: Fix dcd_edpt_open for iso endpoint

Author: hathach

src/portable/nordic/nrf5x/dcd_nrf5x.c

@@ -340,6 +340,9 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
       NRF_USBD->INTENSET = TU_BIT(USBD_INTEN_ENDEPIN0_Pos + epnum);
       NRF_USBD->EPINEN  |= TU_BIT(epnum);
     }
+    // clear stall and reset DataToggle
+    NRF_USBD->EPSTALL = (USBD_EPSTALL_STALL_UnStall << USBD_EPSTALL_STALL_Pos) | ep_addr;
+    NRF_USBD->DTOGGLE = (USBD_DTOGGLE_VALUE_Data0 << USBD_DTOGGLE_VALUE_Pos) | ep_addr;
   }
   else
   {
@@ -375,10 +378,6 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
     }
   }
 
-  // clear stall and reset DataToggle
-  NRF_USBD->EPSTALL = (USBD_EPSTALL_STALL_UnStall << USBD_EPSTALL_STALL_Pos) | ep_addr;
-  NRF_USBD->DTOGGLE = (USBD_DTOGGLE_VALUE_Data0 << USBD_DTOGGLE_VALUE_Pos) | ep_addr;
-
   __ISB(); __DSB();
 
   return true;