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