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 */ 36 int udc_init(void); 37 void udc_irq(void); 38 int udc_endpoint_write(struct usb_endpoint_instance *endpoint); 39 void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, 40 struct usb_endpoint_instance *endpoint); 41 void udc_connect(void); 42 void udc_disconnect(void); 43 void udc_enable(struct usb_device_instance *device); 44 void udc_disable(void); 45 void udc_startup_events(struct usb_device_instance *device); 46 47 /* Flow control */ 48 void udc_set_nak(int epid); 49 void udc_unset_nak(int epid); 50 51 #endif 52