4 files changed, 98 insertions, 20 deletions
diff --git a/src/device/dcd.h b/src/device/dcd.h
index 95a187298..e73f24277 100644
--- a/src/device/dcd.h
+++ b/src/device/dcd.h
@@ -98,21 +98,6 @@ void dcd_set_config (uint8_t rhport, uint8_t config_num);
 uint32_t dcd_get_frame_number(uint8_t rhport);
 
 /*------------------------------------------------------------------*/
-/* Event Function
- * Called by DCD to notify USBD
- *------------------------------------------------------------------*/
-void dcd_event_handler(dcd_event_t const * event, bool in_isr);
-
-// helper to send bus signal event
-void dcd_event_bus_signal (uint8_t rhport, dcd_eventid_t eid, bool in_isr);
-
-// helper to send setup received
-void dcd_event_setup_received(uint8_t rhport, uint8_t const * setup, bool in_isr);
-
-// helper to send transfer complete event
-void dcd_event_xfer_complete (uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes, uint8_t result, bool in_isr);
-
-/*------------------------------------------------------------------*/
 /* Endpoint API
  *  - open        : Configure endpoint's registers
  *  - xfer        : Submit a transfer. When complete dcd_event_xfer_complete
@@ -130,6 +115,21 @@ void dcd_edpt_stall       (uint8_t rhport, uint8_t ep_addr);
 void dcd_edpt_clear_stall (uint8_t rhport, uint8_t ep_addr);
 bool dcd_edpt_stalled     (uint8_t rhport, uint8_t ep_addr);
 
+/*------------------------------------------------------------------*/
+/* Event Function
+ * Called by DCD to notify USBD
+ *------------------------------------------------------------------*/
+void dcd_event_handler(dcd_event_t const * event, bool in_isr);
+
+// helper to send bus signal event
+void dcd_event_bus_signal (uint8_t rhport, dcd_eventid_t eid, bool in_isr);
+
+// helper to send setup received
+void dcd_event_setup_received(uint8_t rhport, uint8_t const * setup, bool in_isr);
+
+// helper to send transfer complete event
+void dcd_event_xfer_complete (uint8_t rhport, uint8_t ep_addr, uint32_t xferred_bytes, uint8_t result, bool in_isr);
+
 #ifdef __cplusplus
  }
 #endif
diff --git a/src/portable/readme.md b/src/portable/readme.md
deleted file mode 100644
index a3e8557dc..000000000
--- a/src/portable/readme.md
+++ /dev/null
@@ -1,4 +0,0 @@
-To port tinyusb to support new MCU you need to implement all API in the
-- tusb_hal.h   (mandatory for both device and host stack)
-- device/dcd.h for device stack
-- host/hcd.h for host stack
diff --git a/src/portable/st/stm32f3/dcd_stm32f3.c b/src/portable/st/stm32f3/dcd_stm32f3.c
new file mode 100644
index 000000000..20dd92fc5
--- /dev/null
+++ b/src/portable/st/stm32f3/dcd_stm32f3.c
@@ -0,0 +1,82 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018, hathach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#include "tusb_option.h"
+
+#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_STM32F3
+
+#include "device/dcd.h"
+#include "stm32f3xx.h"
+
+//--------------------------------------------------------------------+
+// MACRO TYPEDEF CONSTANT ENUM DECLARATION
+//--------------------------------------------------------------------+
+
+
+bool dcd_init (uint8_t rhport)
+{
+  return true;
+}
+
+// Enable device interrupt
+void dcd_int_enable (uint8_t rhport)
+{}
+
+// Disable device interrupt
+void dcd_int_disable(uint8_t rhport)
+{}
+
+// Receive Set Address request, mcu port must also include status IN response
+void dcd_set_address(uint8_t rhport, uint8_t dev_addr)
+{}
+
+// Receive Set Config request
+void dcd_set_config (uint8_t rhport, uint8_t config_num)
+{}
+
+// Get current frame number
+uint32_t dcd_get_frame_number(uint8_t rhport)
+{ return 0; }
+
+bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * p_endpoint_desc)
+{
+  return false;
+}
+bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes)
+{ return false;}
+bool dcd_edpt_busy (uint8_t rhport, uint8_t ep_addr)
+{ return false;}
+
+void dcd_edpt_stall (uint8_t rhport, uint8_t ep_addr)
+{}
+void dcd_edpt_clear_stall (uint8_t rhport, uint8_t ep_addr)
+{}
+bool dcd_edpt_stalled (uint8_t rhport, uint8_t ep_addr)
+{
+  return false;}
+
+#endif
+
diff --git a/src/portable/st/stm32f4/dcd_stm32f4.c b/src/portable/st/stm32f4/dcd_stm32f4.c
index d99e455ed..472a63f32 100644
--- a/src/portable/st/stm32f4/dcd_stm32f4.c
+++ b/src/portable/st/stm32f4/dcd_stm32f4.c
@@ -26,7 +26,7 @@
 
 #include "tusb_option.h"
 
-#if TUSB_OPT_DEVICE_ENABLED && (CFG_TUSB_MCU == OPT_MCU_STM32F4 || CFG_TUSB_MCU == OPT_MCU_STM32F3)
+#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_STM32F4
 
 #include "device/dcd.h"
 #include "stm32f4xx.h"