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/*
* 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
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