1/* 2 * SPDX-License-Identifier: GPL-2.0+ 3 */ 4#ifndef USB_UDC_H 5#define USB_UDC_H 6 7#ifndef EP0_MAX_PACKET_SIZE 8#define EP0_MAX_PACKET_SIZE 64 9#endif 10 11#ifndef EP_MAX_PACKET_SIZE 12#define EP_MAX_PACKET_SIZE 64 13#endif 14 15#if !defined(CONFIG_PPC) 16/* mpc8xx_udc.h will set these values */ 17#define UDC_OUT_PACKET_SIZE EP_MAX_PACKET_SIZE 18#define UDC_IN_PACKET_SIZE EP_MAX_PACKET_SIZE 19#define UDC_INT_PACKET_SIZE EP_MAX_PACKET_SIZE 20#define UDC_BULK_PACKET_SIZE EP_MAX_PACKET_SIZE 21#endif 22 23#define UDC_BULK_HS_PACKET_SIZE 512 24 25#ifndef UDC_INT_ENDPOINT 26#define UDC_INT_ENDPOINT 1 27#endif 28 29#ifndef UDC_OUT_ENDPOINT 30#define UDC_OUT_ENDPOINT 2 31#endif 32 33#ifndef UDC_IN_ENDPOINT 34#define UDC_IN_ENDPOINT 3 35#endif 36 37/* function declarations */ 38int udc_init(void); 39void udc_irq(void); 40int udc_endpoint_write(struct usb_endpoint_instance *endpoint); 41void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, 42 struct usb_endpoint_instance *endpoint); 43void udc_connect(void); 44void udc_disconnect(void); 45void udc_enable(struct usb_device_instance *device); 46void udc_disable(void); 47void udc_startup_events(struct usb_device_instance *device); 48 49/* Flow control */ 50void udc_set_nak(int epid); 51void udc_unset_nak(int epid); 52 53#endif 54