LXR uboot/include/usb/udc.h

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