/************************************************************************************ * configs/samv71-xult/src/sam_usbdev.c * * Copyright (C) 2015 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #include #include #include #include #include #include #include "up_arch.h" #include "sam_gpio.h" #include "samv71-xult.h" /************************************************************************************ * Pre-processor Definitions ************************************************************************************/ /************************************************************************************ * Private Functions ************************************************************************************/ /************************************************************************************ * Public Functions ************************************************************************************/ /************************************************************************************ * Name: sam_usbinitialize * * Description: * Called from stm32_boardinitialize very early in initialization to setup USB- * related GPIO pins for the SAMV71-XULT board. * ************************************************************************************/ void sam_usbinitialize(void) { /* Initialize the VBUS enable signal to HI output in any event so that, by * default, VBUS power is not provided at the USB connector. */ sam_configgpio(GPIO_VBUSON); } /************************************************************************************ * Name: sam_usbsuspend * * Description: * Board logic must provide the sam_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 sam_usbsuspend(FAR struct usbdev_s *dev, bool resume) { uinfo("resume: %d\n", resume); }