37 lines
852 B
C
37 lines
852 B
C
/*
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* Copyright (c) 2024, sakumisu
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "usb_config.h"
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#include "usb_dwc2_reg.h"
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/* When using [GPIO_SetFunc(USBF_VBUS_PORT, USBF_VBUS_PIN, USBF_VBUS_FUNC);], there is no need to configure GOTGCTL */
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#define USB_OTG_GLB ((DWC2_GlobalTypeDef *)(reg_base))
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uint32_t usbd_get_dwc2_gccfg_conf(uint32_t reg_base)
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{
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USB_OTG_GLB->GOTGCTL |= USB_OTG_GOTGCTL_BVALOEN;
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USB_OTG_GLB->GOTGCTL |= USB_OTG_GOTGCTL_BVALOVAL;
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return 0;
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}
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uint32_t usbh_get_dwc2_gccfg_conf(uint32_t reg_base)
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{
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USB_OTG_GLB->GOTGCTL &= ~USB_OTG_GOTGCTL_BVALOEN;
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USB_OTG_GLB->GOTGCTL &= ~USB_OTG_GOTGCTL_BVALOVAL;
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return 0;
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}
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extern uint32_t SystemCoreClock;
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void usbd_dwc2_delay_ms(uint8_t ms)
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{
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uint32_t count = SystemCoreClock / 1000 * ms;
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while (count--) {
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__asm volatile("nop");
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}
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}
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