drivers/usb/musb/musb_regs.h

   1 /*
   2  * MUSB OTG driver register defines
   3  *
   4  * Copyright 2005 Mentor Graphics Corporation
   5  * Copyright (C) 2005-2006 by Texas Instruments
   6  * Copyright (C) 2006-2007 Nokia Corporation
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * version 2 as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  20  * 02110-1301 USA
  21  *
  22  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
  23  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  24  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
  25  * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  28  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  29  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  */
  34
  35 #ifndef __MUSB_REGS_H__
  36 #define __MUSB_REGS_H__
  37
  38 #define MUSB_EP0_FIFOSIZE       64      /* This is non-configurable */
  39
  40 /*
  41  * MUSB Register bits
  42  */
  43
  44 /* POWER */
  45 #define MUSB_POWER_ISOUPDATE    0x80
  46 #define MUSB_POWER_SOFTCONN     0x40
  47 #define MUSB_POWER_HSENAB       0x20
  48 #define MUSB_POWER_HSMODE       0x10
  49 #define MUSB_POWER_RESET        0x08
  50 #define MUSB_POWER_RESUME       0x04
  51 #define MUSB_POWER_SUSPENDM     0x02
  52 #define MUSB_POWER_ENSUSPEND    0x01
  53
  54 /* INTRUSB */
  55 #define MUSB_INTR_SUSPEND       0x01
  56 #define MUSB_INTR_RESUME        0x02
  57 #define MUSB_INTR_RESET         0x04
  58 #define MUSB_INTR_BABBLE        0x04
  59 #define MUSB_INTR_SOF           0x08
  60 #define MUSB_INTR_CONNECT       0x10
  61 #define MUSB_INTR_DISCONNECT    0x20
  62 #define MUSB_INTR_SESSREQ       0x40
  63 #define MUSB_INTR_VBUSERROR     0x80    /* For SESSION end */
  64
  65 /* DEVCTL */
  66 #define MUSB_DEVCTL_BDEVICE     0x80
  67 #define MUSB_DEVCTL_FSDEV       0x40
  68 #define MUSB_DEVCTL_LSDEV       0x20
  69 #define MUSB_DEVCTL_VBUS        0x18
  70 #define MUSB_DEVCTL_VBUS_SHIFT  3
  71 #define MUSB_DEVCTL_HM          0x04
  72 #define MUSB_DEVCTL_HR          0x02
  73 #define MUSB_DEVCTL_SESSION     0x01
  74
  75 /* MUSB ULPI VBUSCONTROL */
  76 #define MUSB_ULPI_USE_EXTVBUS   0x01
  77 #define MUSB_ULPI_USE_EXTVBUSIND 0x02
  78 /* ULPI_REG_CONTROL */
  79 #define MUSB_ULPI_REG_REQ       (1 << 0)
  80 #define MUSB_ULPI_REG_CMPLT     (1 << 1)
  81 #define MUSB_ULPI_RDN_WR        (1 << 2)
  82
  83 /* TESTMODE */
  84 #define MUSB_TEST_FORCE_HOST    0x80
  85 #define MUSB_TEST_FIFO_ACCESS   0x40
  86 #define MUSB_TEST_FORCE_FS      0x20
  87 #define MUSB_TEST_FORCE_HS      0x10
  88 #define MUSB_TEST_PACKET        0x08
  89 #define MUSB_TEST_K             0x04
  90 #define MUSB_TEST_J             0x02
  91 #define MUSB_TEST_SE0_NAK       0x01
  92
  93 /* Allocate for double-packet buffering (effectively doubles assigned _SIZE) */
  94 #define MUSB_FIFOSZ_DPB 0x10
  95 /* Allocation size (8, 16, 32, ... 4096) */
  96 #define MUSB_FIFOSZ_SIZE        0x0f
  97
  98 /* CSR0 */
  99 #define MUSB_CSR0_FLUSHFIFO     0x0100
 100 #define MUSB_CSR0_TXPKTRDY      0x0002
 101 #define MUSB_CSR0_RXPKTRDY      0x0001
 102
 103 /* CSR0 in Peripheral mode */
 104 #define MUSB_CSR0_P_SVDSETUPEND 0x0080
 105 #define MUSB_CSR0_P_SVDRXPKTRDY 0x0040
 106 #define MUSB_CSR0_P_SENDSTALL   0x0020
 107 #define MUSB_CSR0_P_SETUPEND    0x0010
 108 #define MUSB_CSR0_P_DATAEND     0x0008
 109 #define MUSB_CSR0_P_SENTSTALL   0x0004
 110
 111 /* CSR0 in Host mode */
 112 #define MUSB_CSR0_H_DIS_PING            0x0800
 113 #define MUSB_CSR0_H_WR_DATATOGGLE       0x0400  /* Set to allow setting: */
 114 #define MUSB_CSR0_H_DATATOGGLE          0x0200  /* Data toggle control */
 115 #define MUSB_CSR0_H_NAKTIMEOUT          0x0080
 116 #define MUSB_CSR0_H_STATUSPKT           0x0040
 117 #define MUSB_CSR0_H_REQPKT              0x0020
 118 #define MUSB_CSR0_H_ERROR               0x0010
 119 #define MUSB_CSR0_H_SETUPPKT            0x0008
 120 #define MUSB_CSR0_H_RXSTALL             0x0004
 121
 122 /* CSR0 bits to avoid zeroing (write zero clears, write 1 ignored) */
 123 #define MUSB_CSR0_P_WZC_BITS    \
 124         (MUSB_CSR0_P_SENTSTALL)
 125 #define MUSB_CSR0_H_WZC_BITS    \
 126         (MUSB_CSR0_H_NAKTIMEOUT | MUSB_CSR0_H_RXSTALL \
 127         | MUSB_CSR0_RXPKTRDY)
 128
 129 /* TxType/RxType */
 130 #define MUSB_TYPE_SPEED         0xc0
 131 #define MUSB_TYPE_SPEED_SHIFT   6
 132 #define MUSB_TYPE_PROTO         0x30    /* Implicitly zero for ep0 */
 133 #define MUSB_TYPE_PROTO_SHIFT   4
 134 #define MUSB_TYPE_REMOTE_END    0xf     /* Implicitly zero for ep0 */
 135
 136 /* CONFIGDATA */
 137 #define MUSB_CONFIGDATA_MPRXE           0x80    /* Auto bulk pkt combining */
 138 #define MUSB_CONFIGDATA_MPTXE           0x40    /* Auto bulk pkt splitting */
 139 #define MUSB_CONFIGDATA_BIGENDIAN       0x20
 140 #define MUSB_CONFIGDATA_HBRXE           0x10    /* HB-ISO for RX */
 141 #define MUSB_CONFIGDATA_HBTXE           0x08    /* HB-ISO for TX */
 142 #define MUSB_CONFIGDATA_DYNFIFO         0x04    /* Dynamic FIFO sizing */
 143 #define MUSB_CONFIGDATA_SOFTCONE        0x02    /* SoftConnect */
 144 #define MUSB_CONFIGDATA_UTMIDW          0x01    /* Data width 0/1 => 8/16bits */
 145
 146 /* TXCSR in Peripheral and Host mode */
 147 #define MUSB_TXCSR_AUTOSET              0x8000
 148 #define MUSB_TXCSR_DMAENAB              0x1000
 149 #define MUSB_TXCSR_FRCDATATOG           0x0800
 150 #define MUSB_TXCSR_DMAMODE              0x0400
 151 #define MUSB_TXCSR_CLRDATATOG           0x0040
 152 #define MUSB_TXCSR_FLUSHFIFO            0x0008
 153 #define MUSB_TXCSR_FIFONOTEMPTY         0x0002
 154 #define MUSB_TXCSR_TXPKTRDY             0x0001
 155
 156 /* TXCSR in Peripheral mode */
 157 #define MUSB_TXCSR_P_ISO                0x4000
 158 #define MUSB_TXCSR_P_INCOMPTX           0x0080
 159 #define MUSB_TXCSR_P_SENTSTALL          0x0020
 160 #define MUSB_TXCSR_P_SENDSTALL          0x0010
 161 #define MUSB_TXCSR_P_UNDERRUN           0x0004
 162
 163 /* TXCSR in Host mode */
 164 #define MUSB_TXCSR_H_WR_DATATOGGLE      0x0200
 165 #define MUSB_TXCSR_H_DATATOGGLE         0x0100
 166 #define MUSB_TXCSR_H_NAKTIMEOUT         0x0080
 167 #define MUSB_TXCSR_H_RXSTALL            0x0020
 168 #define MUSB_TXCSR_H_ERROR              0x0004
 169
 170 /* TXCSR bits to avoid zeroing (write zero clears, write 1 ignored) */
 171 #define MUSB_TXCSR_P_WZC_BITS   \
 172         (MUSB_TXCSR_P_INCOMPTX | MUSB_TXCSR_P_SENTSTALL \
 173         | MUSB_TXCSR_P_UNDERRUN | MUSB_TXCSR_FIFONOTEMPTY)
 174 #define MUSB_TXCSR_H_WZC_BITS   \
 175         (MUSB_TXCSR_H_NAKTIMEOUT | MUSB_TXCSR_H_RXSTALL \
 176         | MUSB_TXCSR_H_ERROR | MUSB_TXCSR_FIFONOTEMPTY)
 177
 178 /* RXCSR in Peripheral and Host mode */
 179 #define MUSB_RXCSR_AUTOCLEAR            0x8000
 180 #define MUSB_RXCSR_DMAENAB              0x2000
 181 #define MUSB_RXCSR_DISNYET              0x1000
 182 #define MUSB_RXCSR_PID_ERR              0x1000
 183 #define MUSB_RXCSR_DMAMODE              0x0800
 184 #define MUSB_RXCSR_INCOMPRX             0x0100
 185 #define MUSB_RXCSR_CLRDATATOG           0x0080
 186 #define MUSB_RXCSR_FLUSHFIFO            0x0010
 187 #define MUSB_RXCSR_DATAERROR            0x0008
 188 #define MUSB_RXCSR_FIFOFULL             0x0002
 189 #define MUSB_RXCSR_RXPKTRDY             0x0001
 190
 191 /* RXCSR in Peripheral mode */
 192 #define MUSB_RXCSR_P_ISO                0x4000
 193 #define MUSB_RXCSR_P_SENTSTALL          0x0040
 194 #define MUSB_RXCSR_P_SENDSTALL          0x0020
 195 #define MUSB_RXCSR_P_OVERRUN            0x0004
 196
 197 /* RXCSR in Host mode */
 198 #define MUSB_RXCSR_H_AUTOREQ            0x4000
 199 #define MUSB_RXCSR_H_WR_DATATOGGLE      0x0400
 200 #define MUSB_RXCSR_H_DATATOGGLE         0x0200
 201 #define MUSB_RXCSR_H_RXSTALL            0x0040
 202 #define MUSB_RXCSR_H_REQPKT             0x0020
 203 #define MUSB_RXCSR_H_ERROR              0x0004
 204
 205 /* RXCSR bits to avoid zeroing (write zero clears, write 1 ignored) */
 206 #define MUSB_RXCSR_P_WZC_BITS   \
 207         (MUSB_RXCSR_P_SENTSTALL | MUSB_RXCSR_P_OVERRUN \
 208         | MUSB_RXCSR_RXPKTRDY)
 209 #define MUSB_RXCSR_H_WZC_BITS   \
 210         (MUSB_RXCSR_H_RXSTALL | MUSB_RXCSR_H_ERROR \
 211         | MUSB_RXCSR_DATAERROR | MUSB_RXCSR_RXPKTRDY)
 212
 213 /* HUBADDR */
 214 #define MUSB_HUBADDR_MULTI_TT           0x80
 215
 216
 217 #ifndef CONFIG_BLACKFIN
 218
 219 /*
 220  * Common USB registers
 221  */
 222
 223 #define MUSB_FADDR              0x00    /* 8-bit */
 224 #define MUSB_POWER              0x01    /* 8-bit */
 225
 226 #define MUSB_INTRTX             0x02    /* 16-bit */
 227 #define MUSB_INTRRX             0x04
 228 #define MUSB_INTRTXE            0x06
 229 #define MUSB_INTRRXE            0x08
 230 #define MUSB_INTRUSB            0x0A    /* 8 bit */
 231 #define MUSB_INTRUSBE           0x0B    /* 8 bit */
 232 #define MUSB_FRAME              0x0C
 233 #define MUSB_INDEX              0x0E    /* 8 bit */
 234 #define MUSB_TESTMODE           0x0F    /* 8 bit */
 235
 236 /* Get offset for a given FIFO from musb->mregs */
 237 #ifdef  CONFIG_USB_TUSB6010
 238 #define MUSB_FIFO_OFFSET(epnum) (0x200 + ((epnum) * 0x20))
 239 #else
 240 #define MUSB_FIFO_OFFSET(epnum) (0x20 + ((epnum) * 4))
 241 #endif
 242
 243 /*
 244  * Additional Control Registers
 245  */
 246
 247 #define MUSB_DEVCTL             0x60    /* 8 bit */
 248
 249 /* These are always controlled through the INDEX register */
 250 #define MUSB_TXFIFOSZ           0x62    /* 8-bit (see masks) */
 251 #define MUSB_RXFIFOSZ           0x63    /* 8-bit (see masks) */
 252 #define MUSB_TXFIFOADD          0x64    /* 16-bit offset shifted right 3 */
 253 #define MUSB_RXFIFOADD          0x66    /* 16-bit offset shifted right 3 */
 254
 255 /* REVISIT: vctrl/vstatus: optional vendor utmi+phy register at 0x68 */
 256 #define MUSB_HWVERS             0x6C    /* 8 bit */
 257 #define MUSB_ULPI_BUSCONTROL    0x70    /* 8 bit */
 258 #define MUSB_ULPI_INT_MASK      0x72    /* 8 bit */
 259 #define MUSB_ULPI_INT_SRC       0x73    /* 8 bit */
 260 #define MUSB_ULPI_REG_DATA      0x74    /* 8 bit */
 261 #define MUSB_ULPI_REG_ADDR      0x75    /* 8 bit */
 262 #define MUSB_ULPI_REG_CONTROL   0x76    /* 8 bit */
 263 #define MUSB_ULPI_RAW_DATA      0x77    /* 8 bit */
 264
 265 #define MUSB_EPINFO             0x78    /* 8 bit */
 266 #define MUSB_RAMINFO            0x79    /* 8 bit */
 267 #define MUSB_LINKINFO           0x7a    /* 8 bit */
 268 #define MUSB_VPLEN              0x7b    /* 8 bit */
 269 #define MUSB_HS_EOF1            0x7c    /* 8 bit */
 270 #define MUSB_FS_EOF1            0x7d    /* 8 bit */
 271 #define MUSB_LS_EOF1            0x7e    /* 8 bit */
 272
 273 /* Offsets to endpoint registers */
 274 #define MUSB_TXMAXP             0x00
 275 #define MUSB_TXCSR              0x02
 276 #define MUSB_CSR0               MUSB_TXCSR      /* Re-used for EP0 */
 277 #define MUSB_RXMAXP             0x04
 278 #define MUSB_RXCSR              0x06
 279 #define MUSB_RXCOUNT            0x08
 280 #define MUSB_COUNT0             MUSB_RXCOUNT    /* Re-used for EP0 */
 281 #define MUSB_TXTYPE             0x0A
 282 #define MUSB_TYPE0              MUSB_TXTYPE     /* Re-used for EP0 */
 283 #define MUSB_TXINTERVAL         0x0B
 284 #define MUSB_NAKLIMIT0          MUSB_TXINTERVAL /* Re-used for EP0 */
 285 #define MUSB_RXTYPE             0x0C
 286 #define MUSB_RXINTERVAL         0x0D
 287 #define MUSB_FIFOSIZE           0x0F
 288 #define MUSB_CONFIGDATA         MUSB_FIFOSIZE   /* Re-used for EP0 */
 289
 290 /* Offsets to endpoint registers in indexed model (using INDEX register) */
 291 #define MUSB_INDEXED_OFFSET(_epnum, _offset)    \
 292         (0x10 + (_offset))
 293
 294 /* Offsets to endpoint registers in flat models */
 295 #define MUSB_FLAT_OFFSET(_epnum, _offset)       \
 296         (0x100 + (0x10*(_epnum)) + (_offset))
 297
 298 #ifdef CONFIG_USB_TUSB6010
 299 /* TUSB6010 EP0 configuration register is special */
 300 #define MUSB_TUSB_OFFSET(_epnum, _offset)       \
 301         (0x10 + _offset)
 302 #include "tusb6010.h"           /* Needed "only" for TUSB_EP0_CONF */
 303 #endif
 304
 305 #define MUSB_TXCSR_MODE                 0x2000
 306
 307 /* "bus control"/target registers, for host side multipoint (external hubs) */
 308 #define MUSB_TXFUNCADDR         0x00
 309 #define MUSB_TXHUBADDR          0x02
 310 #define MUSB_TXHUBPORT          0x03
 311
 312 #define MUSB_RXFUNCADDR         0x04
 313 #define MUSB_RXHUBADDR          0x06
 314 #define MUSB_RXHUBPORT          0x07
 315
 316 #define MUSB_BUSCTL_OFFSET(_epnum, _offset) \
 317         (0x80 + (8*(_epnum)) + (_offset))
 318
 319 static inline void musb_write_txfifosz(void __iomem *mbase, u8 c_size)
 320 {
 321         musb_writeb(mbase, MUSB_TXFIFOSZ, c_size);
 322 }
 323
 324 static inline void musb_write_txfifoadd(void __iomem *mbase, u16 c_off)
 325 {
 326         musb_writew(mbase, MUSB_TXFIFOADD, c_off);
 327 }
 328
 329 static inline void musb_write_rxfifosz(void __iomem *mbase, u8 c_size)
 330 {
 331         musb_writeb(mbase, MUSB_RXFIFOSZ, c_size);
 332 }
 333
 334 static inline void  musb_write_rxfifoadd(void __iomem *mbase, u16 c_off)
 335 {
 336         musb_writew(mbase, MUSB_RXFIFOADD, c_off);
 337 }
 338
 339 static inline void musb_write_ulpi_buscontrol(void __iomem *mbase, u8 val)
 340 {
 341         musb_writeb(mbase, MUSB_ULPI_BUSCONTROL, val);
 342 }
 343
 344 static inline u8 musb_read_txfifosz(void __iomem *mbase)
 345 {
 346         return musb_readb(mbase, MUSB_TXFIFOSZ);
 347 }
 348
 349 static inline u16 musb_read_txfifoadd(void __iomem *mbase)
 350 {
 351         return musb_readw(mbase, MUSB_TXFIFOADD);
 352 }
 353
 354 static inline u8 musb_read_rxfifosz(void __iomem *mbase)
 355 {
 356         return musb_readb(mbase, MUSB_RXFIFOSZ);
 357 }
 358
 359 static inline u16  musb_read_rxfifoadd(void __iomem *mbase)
 360 {
 361         return musb_readw(mbase, MUSB_RXFIFOADD);
 362 }
 363
 364 static inline u8 musb_read_ulpi_buscontrol(void __iomem *mbase)
 365 {
 366         return musb_readb(mbase, MUSB_ULPI_BUSCONTROL);
 367 }
 368
 369 static inline u8 musb_read_configdata(void __iomem *mbase)
 370 {
 371         musb_writeb(mbase, MUSB_INDEX, 0);
 372         return musb_readb(mbase, 0x10 + MUSB_CONFIGDATA);
 373 }
 374
 375 static inline u16 musb_read_hwvers(void __iomem *mbase)
 376 {
 377         return musb_readw(mbase, MUSB_HWVERS);
 378 }
 379
 380 static inline void __iomem *musb_read_target_reg_base(u8 i, void __iomem *mbase)
 381 {
 382         return (MUSB_BUSCTL_OFFSET(i, 0) + mbase);
 383 }
 384
 385 static inline void musb_write_rxfunaddr(void __iomem *ep_target_regs,
 386                 u8 qh_addr_reg)
 387 {
 388         musb_writeb(ep_target_regs, MUSB_RXFUNCADDR, qh_addr_reg);
 389 }
 390
 391 static inline void musb_write_rxhubaddr(void __iomem *ep_target_regs,
 392                 u8 qh_h_addr_reg)
 393 {
 394         musb_writeb(ep_target_regs, MUSB_RXHUBADDR, qh_h_addr_reg);
 395 }
 396
 397 static inline void musb_write_rxhubport(void __iomem *ep_target_regs,
 398                 u8 qh_h_port_reg)
 399 {
 400         musb_writeb(ep_target_regs, MUSB_RXHUBPORT, qh_h_port_reg);
 401 }
 402
 403 static inline void  musb_write_txfunaddr(void __iomem *mbase, u8 epnum,
 404                 u8 qh_addr_reg)
 405 {
 406         musb_writeb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXFUNCADDR),
 407                         qh_addr_reg);
 408 }
 409
 410 static inline void  musb_write_txhubaddr(void __iomem *mbase, u8 epnum,
 411                 u8 qh_addr_reg)
 412 {
 413         musb_writeb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBADDR),
 414                         qh_addr_reg);
 415 }
 416
 417 static inline void  musb_write_txhubport(void __iomem *mbase, u8 epnum,
 418                 u8 qh_h_port_reg)
 419 {
 420         musb_writeb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBPORT),
 421                         qh_h_port_reg);
 422 }
 423
 424 static inline u8 musb_read_rxfunaddr(void __iomem *mbase, u8 epnum)
 425 {
 426         return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_RXFUNCADDR));
 427 }
 428
 429 static inline u8 musb_read_rxhubaddr(void __iomem *mbase, u8 epnum)
 430 {
 431         return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_RXHUBADDR));
 432 }
 433
 434 static inline u8 musb_read_rxhubport(void __iomem *mbase, u8 epnum)
 435 {
 436         return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_RXHUBPORT));
 437 }
 438
 439 static inline u8  musb_read_txfunaddr(void __iomem *mbase, u8 epnum)
 440 {
 441         return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXFUNCADDR));
 442 }
 443
 444 static inline u8  musb_read_txhubaddr(void __iomem *mbase, u8 epnum)
 445 {
 446         return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBADDR));
 447 }
 448
 449 static inline u8  musb_read_txhubport(void __iomem *mbase, u8 epnum)
 450 {
 451         return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBPORT));
 452 }
 453
 454 #else /* CONFIG_BLACKFIN */
 455
 456 #define USB_BASE                USB_FADDR
 457 #define USB_OFFSET(reg)         (reg - USB_BASE)
 458
 459 /*
 460  * Common USB registers
 461  */
 462 #define MUSB_FADDR              USB_OFFSET(USB_FADDR)   /* 8-bit */
 463 #define MUSB_POWER              USB_OFFSET(USB_POWER)   /* 8-bit */
 464 #define MUSB_INTRTX             USB_OFFSET(USB_INTRTX)  /* 16-bit */
 465 #define MUSB_INTRRX             USB_OFFSET(USB_INTRRX)
 466 #define MUSB_INTRTXE            USB_OFFSET(USB_INTRTXE)
 467 #define MUSB_INTRRXE            USB_OFFSET(USB_INTRRXE)
 468 #define MUSB_INTRUSB            USB_OFFSET(USB_INTRUSB) /* 8 bit */
 469 #define MUSB_INTRUSBE           USB_OFFSET(USB_INTRUSBE)/* 8 bit */
 470 #define MUSB_FRAME              USB_OFFSET(USB_FRAME)
 471 #define MUSB_INDEX              USB_OFFSET(USB_INDEX)   /* 8 bit */
 472 #define MUSB_TESTMODE           USB_OFFSET(USB_TESTMODE)/* 8 bit */
 473
 474 /* Get offset for a given FIFO from musb->mregs */
 475 #define MUSB_FIFO_OFFSET(epnum) \
 476         (USB_OFFSET(USB_EP0_FIFO) + ((epnum) * 8))
 477
 478 /*
 479  * Additional Control Registers
 480  */
 481
 482 #define MUSB_DEVCTL             USB_OFFSET(USB_OTG_DEV_CTL)     /* 8 bit */
 483
 484 #define MUSB_LINKINFO           USB_OFFSET(USB_LINKINFO)/* 8 bit */
 485 #define MUSB_VPLEN              USB_OFFSET(USB_VPLEN)   /* 8 bit */
 486 #define MUSB_HS_EOF1            USB_OFFSET(USB_HS_EOF1) /* 8 bit */
 487 #define MUSB_FS_EOF1            USB_OFFSET(USB_FS_EOF1) /* 8 bit */
 488 #define MUSB_LS_EOF1            USB_OFFSET(USB_LS_EOF1) /* 8 bit */
 489
 490 /* Offsets to endpoint registers */
 491 #define MUSB_TXMAXP             0x00
 492 #define MUSB_TXCSR              0x04
 493 #define MUSB_CSR0               MUSB_TXCSR      /* Re-used for EP0 */
 494 #define MUSB_RXMAXP             0x08
 495 #define MUSB_RXCSR              0x0C
 496 #define MUSB_RXCOUNT            0x10
 497 #define MUSB_COUNT0             MUSB_RXCOUNT    /* Re-used for EP0 */
 498 #define MUSB_TXTYPE             0x14
 499 #define MUSB_TYPE0              MUSB_TXTYPE     /* Re-used for EP0 */
 500 #define MUSB_TXINTERVAL         0x18
 501 #define MUSB_NAKLIMIT0          MUSB_TXINTERVAL /* Re-used for EP0 */
 502 #define MUSB_RXTYPE             0x1C
 503 #define MUSB_RXINTERVAL         0x20
 504 #define MUSB_TXCOUNT            0x28
 505
 506 /* Offsets to endpoint registers in indexed model (using INDEX register) */
 507 #define MUSB_INDEXED_OFFSET(_epnum, _offset)    \
 508         (0x40 + (_offset))
 509
 510 /* Offsets to endpoint registers in flat models */
 511 #define MUSB_FLAT_OFFSET(_epnum, _offset)       \
 512         (USB_OFFSET(USB_EP_NI0_TXMAXP) + (0x40 * (_epnum)) + (_offset))
 513
 514 /* Not implemented - HW has separate Tx/Rx FIFO */
 515 #define MUSB_TXCSR_MODE                 0x0000
 516
 517 static inline void musb_write_txfifosz(void __iomem *mbase, u8 c_size)
 518 {
 519 }
 520
 521 static inline void musb_write_txfifoadd(void __iomem *mbase, u16 c_off)
 522 {
 523 }
 524
 525 static inline void musb_write_rxfifosz(void __iomem *mbase, u8 c_size)
 526 {
 527 }
 528
 529 static inline void  musb_write_rxfifoadd(void __iomem *mbase, u16 c_off)
 530 {
 531 }
 532
 533 static inline void musb_write_ulpi_buscontrol(void __iomem *mbase, u8 val)
 534 {
 535 }
 536
 537 static inline u8 musb_read_txfifosz(void __iomem *mbase)
 538 {
 539         return 0;
 540 }
 541
 542 static inline u16 musb_read_txfifoadd(void __iomem *mbase)
 543 {
 544         return 0;
 545 }
 546
 547 static inline u8 musb_read_rxfifosz(void __iomem *mbase)
 548 {
 549         return 0;
 550 }
 551
 552 static inline u16  musb_read_rxfifoadd(void __iomem *mbase)
 553 {
 554         return 0;
 555 }
 556
 557 static inline u8 musb_read_ulpi_buscontrol(void __iomem *mbase)
 558 {
 559         return 0;
 560 }
 561
 562 static inline u8 musb_read_configdata(void __iomem *mbase)
 563 {
 564         return 0;
 565 }
 566
 567 static inline u16 musb_read_hwvers(void __iomem *mbase)
 568 {
 569         /*
 570          * This register is invisible on Blackfin, actually the MUSB
 571          * RTL version of Blackfin is 1.9, so just harcode its value.
 572          */
 573         return MUSB_HWVERS_1900;
 574 }
 575
 576 static inline void __iomem *musb_read_target_reg_base(u8 i, void __iomem *mbase)
 577 {
 578         return NULL;
 579 }
 580
 581 static inline void musb_write_rxfunaddr(void __iomem *ep_target_regs,
 582                 u8 qh_addr_req)
 583 {
 584 }
 585
 586 static inline void musb_write_rxhubaddr(void __iomem *ep_target_regs,
 587                 u8 qh_h_addr_reg)
 588 {
 589 }
 590
 591 static inline void musb_write_rxhubport(void __iomem *ep_target_regs,
 592                 u8 qh_h_port_reg)
 593 {
 594 }
 595
 596 static inline void  musb_write_txfunaddr(void __iomem *mbase, u8 epnum,
 597                 u8 qh_addr_reg)
 598 {
 599 }
 600
 601 static inline void  musb_write_txhubaddr(void __iomem *mbase, u8 epnum,
 602                 u8 qh_addr_reg)
 603 {
 604 }
 605
 606 static inline void  musb_write_txhubport(void __iomem *mbase, u8 epnum,
 607                 u8 qh_h_port_reg)
 608 {
 609 }
 610
 611 static inline u8 musb_read_rxfunaddr(void __iomem *mbase, u8 epnum)
 612 {
 613         return 0;
 614 }
 615
 616 static inline u8 musb_read_rxhubaddr(void __iomem *mbase, u8 epnum)
 617 {
 618         return 0;
 619 }
 620
 621 static inline u8 musb_read_rxhubport(void __iomem *mbase, u8 epnum)
 622 {
 623         return 0;
 624 }
 625
 626 static inline u8  musb_read_txfunaddr(void __iomem *mbase, u8 epnum)
 627 {
 628         return 0;
 629 }
 630
 631 static inline u8  musb_read_txhubaddr(void __iomem *mbase, u8 epnum)
 632 {
 633         return 0;
 634 }
 635
 636 static inline void  musb_read_txhubport(void __iomem *mbase, u8 epnum)
 637 {
 638 }
 639
 640 #endif /* CONFIG_BLACKFIN */
 641
 642 #endif  /* __MUSB_REGS_H__ */