u-boot/include/usb/pxa27x_udc.h
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

56 lines
1.4 KiB
C

/*
* 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>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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