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63 lines
2.2 KiB
63 lines
2.2 KiB
/*!
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\file drv_usb_hw.h
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\brief usb hardware configuration header file
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\version 2019-06-05, V1.0.0, firmware for GD32 USBFS&USBHS
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*/
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/*
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Copyright (c) 2019, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#ifndef __DRV_USB_HW_H
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#define __DRV_USB_HW_H
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#include "usb_conf.h"
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/* configure USB clock */
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void usb_rcu_config (void);
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/* configure USB interrupt */
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void usb_intr_config (void);
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/* initializes delay unit using Timer2 */
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void usb_timer_init (void);
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/* delay in micro seconds */
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void usb_udelay (const uint32_t usec);
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/* delay in milli seconds */
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void usb_mdelay (const uint32_t msec);
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#ifdef USE_HOST_MODE
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/* configure USB VBus */
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void usb_vbus_config (void);
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/* drive usb VBus */
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void usb_vbus_drive (uint8_t State);
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#endif /* USE_HOST_MODE */
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#endif /* __DRV_USB_HW_H */
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