drivers/usb/musb/blackfin.h

   1 /*
   2  * Copyright (C) 2007 by Analog Devices, Inc.
   3  *
   4  * The Inventra Controller Driver for Linux is free software; you
   5  * can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License version 2 as published by the Free Software
   7  * Foundation.
   8  */
   9
  10 #ifndef __MUSB_BLACKFIN_H__
  11 #define __MUSB_BLACKFIN_H__
  12
  13 /*
  14  * Blackfin specific definitions
  15  */
  16
  17 #undef DUMP_FIFO_DATA
  18 #ifdef DUMP_FIFO_DATA
  19 static void dump_fifo_data(u8 *buf, u16 len)
  20 {
  21         u8 *tmp = buf;
  22         int i;
  23
  24         for (i = 0; i < len; i++) {
  25                 if (!(i % 16) && i)
  26                         pr_debug("\n");
  27                 pr_debug("%02x ", *tmp++);
  28         }
  29         pr_debug("\n");
  30 }
  31 #else
  32 #define dump_fifo_data(buf, len)        do {} while (0)
  33 #endif
  34
  35 #ifdef CONFIG_BF52x
  36
  37 #define USB_DMA_BASE            USB_DMA_INTERRUPT
  38 #define USB_DMAx_CTRL           0x04
  39 #define USB_DMAx_ADDR_LOW       0x08
  40 #define USB_DMAx_ADDR_HIGH      0x0C
  41 #define USB_DMAx_COUNT_LOW      0x10
  42 #define USB_DMAx_COUNT_HIGH     0x14
  43
  44 #define USB_DMA_REG(ep, reg)    (USB_DMA_BASE + 0x20 * ep + reg)
  45 #endif
  46
  47 /* Almost 1 second */
  48 #define TIMER_DELAY     (1 * HZ)
  49
  50 static struct timer_list musb_conn_timer;
  51
  52 #endif  /* __MUSB_BLACKFIN_H__ */