drivers/usb/musb/blackfin_usb.h

   1 /*
   2  * Blackfin MUSB HCD (Host Controller Driver) for u-boot
   3  *
   4  * Copyright (c) 2008-2009 Analog Devices Inc.
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #ifndef __BLACKFIN_USB_H__
  10 #define __BLACKFIN_USB_H__
  11
  12 #include <linux/types.h>
  13
  14 /* Every register is 32bit aligned, but only 16bits in size */
  15 #define ureg(name) u16 name; u16 __pad_##name;
  16
  17 #define musb_regs musb_regs
  18 struct musb_regs {
  19         /* common registers */
  20         ureg(faddr)
  21         ureg(power)
  22         ureg(intrtx)
  23         ureg(intrrx)
  24         ureg(intrtxe)
  25         ureg(intrrxe)
  26         ureg(intrusb)
  27         ureg(intrusbe)
  28         ureg(frame)
  29         ureg(index)
  30         ureg(testmode)
  31         ureg(globintr)
  32         ureg(global_ctl)
  33         u32     reserved0[3];
  34         /* indexed registers */
  35         ureg(txmaxp)
  36         ureg(txcsr)
  37         ureg(rxmaxp)
  38         ureg(rxcsr)
  39         ureg(rxcount)
  40         ureg(txtype)
  41         ureg(txinterval)
  42         ureg(rxtype)
  43         ureg(rxinterval)
  44         u32     reserved1;
  45         ureg(txcount)
  46         u32     reserved2[5];
  47         /* fifo */
  48         u16     fifox[32];
  49         /* OTG, dynamic FIFO, version & vendor registers */
  50         u32     reserved3[16];
  51         ureg(devctl)
  52         ureg(vbus_irq)
  53         ureg(vbus_mask)
  54         u32 reserved4[15];
  55         ureg(linkinfo)
  56         ureg(vplen)
  57         ureg(hseof1)
  58         ureg(fseof1)
  59         ureg(lseof1)
  60         u32 reserved5[41];
  61         /* target address registers */
  62         struct musb_tar_regs {
  63                 ureg(txmaxp)
  64                 ureg(txcsr)
  65                 ureg(rxmaxp)
  66                 ureg(rxcsr)
  67                 ureg(rxcount)
  68                 ureg(txtype)
  69                 ureg(txinternal)
  70                 ureg(rxtype)
  71                 ureg(rxinternal)
  72                 u32     reserved6;
  73                 ureg(txcount)
  74                 u32 reserved7[5];
  75         } tar[8];
  76 } __attribute__((packed));
  77
  78 struct bfin_musb_dma_regs {
  79         ureg(interrupt);
  80         ureg(control);
  81         ureg(addr_low);
  82         ureg(addr_high);
  83         ureg(count_low);
  84         ureg(count_high);
  85         ureg(pad);
  86 };
  87
  88 #undef ureg
  89
  90 /* EP5-EP7 are the only ones with 1024 byte FIFOs which BULK really needs */
  91 #define MUSB_BULK_EP 5
  92
  93 /* Blackfin FIFO's are static */
  94 #define MUSB_NO_DYNAMIC_FIFO
  95
  96 /* No HUB support :( */
  97 #define MUSB_NO_MULTIPOINT
  98
  99 #endif