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/*
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* PXA27x register declarations and HCD data structures
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*
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* Copyright (C) 2007 Rodolfo Giometti <giometti@linux.it>
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* Copyright (C) 2007 Eurotech S.p.A. <info@eurotech.it>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __PXA270X_UDC_H__
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#define __PXA270X_UDC_H__
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#include <asm/byteorder.h>
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/* Endpoint 0 states */
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#define EP0_IDLE 0
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#define EP0_IN_DATA 1
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#define EP0_OUT_DATA 2
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#define EP0_XFER_COMPLETE 3
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/* Endpoint parameters */
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#define MAX_ENDPOINTS 4
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#define EP_MAX_PACKET_SIZE 64
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#define EP0_MAX_PACKET_SIZE 16
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#define UDC_OUT_ENDPOINT 0x02
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#define UDC_OUT_PACKET_SIZE EP_MAX_PACKET_SIZE
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#define UDC_IN_ENDPOINT 0x01
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#define UDC_IN_PACKET_SIZE EP_MAX_PACKET_SIZE
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#define UDC_INT_ENDPOINT 0x05
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#define UDC_INT_PACKET_SIZE EP_MAX_PACKET_SIZE
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#define UDC_BULK_PACKET_SIZE EP_MAX_PACKET_SIZE
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void udc_irq(void);
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/* Flow control */
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void udc_set_nak(int epid);
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void udc_unset_nak(int epid);
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/* Higher level functions for abstracting away from specific device */
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int udc_endpoint_write(struct usb_endpoint_instance *endpoint);
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int udc_init(void);
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void udc_enable(struct usb_device_instance *device);
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void udc_disable(void);
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void udc_connect(void);
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void udc_disconnect(void);
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void udc_startup_events(struct usb_device_instance *device);
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void udc_setup_ep(struct usb_device_instance *device,
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unsigned int ep, struct usb_endpoint_instance *endpoint);
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#endif
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