/* * PXA27x register declarations and HCD data structures * * Copyright (C) 2007 Rodolfo Giometti <giometti@linux.it> * Copyright (C) 2007 Eurotech S.p.A. <info@eurotech.it> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #ifndef __PXA270X_UDC_H__ #define __PXA270X_UDC_H__ #include <asm/byteorder.h> /* Endpoint 0 states */ #define EP0_IDLE 0 #define EP0_IN_DATA 1 #define EP0_OUT_DATA 2 #define EP0_XFER_COMPLETE 3 /* Endpoint parameters */ #define MAX_ENDPOINTS 4 #define EP_MAX_PACKET_SIZE 64 #define EP0_MAX_PACKET_SIZE 16 #define UDC_OUT_ENDPOINT 0x02 #define UDC_OUT_PACKET_SIZE EP_MAX_PACKET_SIZE #define UDC_IN_ENDPOINT 0x01 #define UDC_IN_PACKET_SIZE EP_MAX_PACKET_SIZE #define UDC_INT_ENDPOINT 0x05 #define UDC_INT_PACKET_SIZE EP_MAX_PACKET_SIZE #define UDC_BULK_PACKET_SIZE EP_MAX_PACKET_SIZE void udc_irq(void); /* Flow control */ void udc_set_nak(int epid); void udc_unset_nak(int epid); /* Higher level functions for abstracting away from specific device */ int udc_endpoint_write(struct usb_endpoint_instance *endpoint); int udc_init(void); void udc_enable(struct usb_device_instance *device); void udc_disable(void); void udc_connect(void); void udc_disconnect(void); void udc_startup_events(struct usb_device_instance *device); void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, struct usb_endpoint_instance *endpoint); #endif