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+/************************************************************************************
+ * configs/spark/src/up_usbdev.c
+ *
+ * Copyright (C) 2009-2011 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <gnutt@nuttx.org>
+ * Librae <librae8226@gmail.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ************************************************************************************/
+
+/************************************************************************************
+ * Included Files
+ ************************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <debug.h>
+
+#include <nuttx/usb/usbdev.h>
+#include <nuttx/usb/usbdev_trace.h>
+
+#include "up_arch.h"
+#include "stm32.h"
+#include "spark.h"
+
+/************************************************************************************
+ * Definitions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Private Functions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Public Functions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Name: stm32_usbinitialize
+ *
+ * Description:
+ * Called to setup USB-related GPIO pins.
+ *
+ ************************************************************************************/
+
+void stm32_usbinitialize(void)
+{
+ ulldbg("called\n");
+
+ /* USB Soft Connect Pullup */
+
+ stm32_configgpio(GPIO_USB_PULLUP);
+}
+
+/************************************************************************************
+ * Name: stm32_usbpullup
+ *
+ * Description:
+ * If USB is supported and the board supports a pullup via GPIO (for USB software
+ * connect and disconnect), then the board software must provide stm32_pullup.
+ * See include/nuttx/usb/usbdev.h for additional description of this method.
+ * Alternatively, if no pull-up GPIO the following EXTERN can be redefined to be
+ * NULL.
+ *
+ ************************************************************************************/
+
+int stm32_usbpullup(FAR struct usbdev_s *dev, bool enable)
+{
+ usbtrace(TRACE_DEVPULLUP, (uint16_t)enable);
+ stm32_gpiowrite(GPIO_USB_PULLUP, !enable);
+ return OK;
+}
+
+/************************************************************************************
+ * Name: stm32_usbsuspend
+ *
+ * Description:
+ * Board logic must provide the stm32_usbsuspend logic if the USBDEV driver is
+ * used. This function is called whenever the USB enters or leaves suspend mode.
+ * This is an opportunity for the board logic to shutdown clocks, power, etc.
+ * while the USB is suspended.
+ *
+ ************************************************************************************/
+
+void stm32_usbsuspend(FAR struct usbdev_s *dev, bool resume)
+{
+ ulldbg("resume: %d\n", resume);
+}