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 */ 38 int udc_init(void); 39 void udc_irq(void); 40 int udc_endpoint_write(struct usb_endpoint_instance *endpoint); 41 void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, 42 struct usb_endpoint_instance *endpoint); 43 void udc_connect(void); 44 void udc_disconnect(void); 45 void udc_enable(struct usb_device_instance *device); 46 void udc_disable(void); 47 void udc_startup_events(struct usb_device_instance *device); 48 49 /* Flow control */ 50 void udc_set_nak(int epid); 51 void udc_unset_nak(int epid); 52 53 #endif 54