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 /* SUNXI has different reg addresses, but identical r/w functions */ 220 #ifndef CONFIG_ARCH_SUNXI 221 222 /* 223 * Common USB registers 224 */ 225 226 #define MUSB_FADDR 0x00 /* 8-bit */ 227 #define MUSB_POWER 0x01 /* 8-bit */ 228 229 #define MUSB_INTRTX 0x02 /* 16-bit */ 230 #define MUSB_INTRRX 0x04 231 #define MUSB_INTRTXE 0x06 232 #define MUSB_INTRRXE 0x08 233 #define MUSB_INTRUSB 0x0A /* 8 bit */ 234 #define MUSB_INTRUSBE 0x0B /* 8 bit */ 235 #define MUSB_FRAME 0x0C 236 #define MUSB_INDEX 0x0E /* 8 bit */ 237 #define MUSB_TESTMODE 0x0F /* 8 bit */ 238 239 /* Get offset for a given FIFO from musb->mregs */ 240 #if defined(CONFIG_USB_MUSB_TUSB6010) || \ 241 defined(CONFIG_USB_MUSB_TUSB6010_MODULE) 242 #define MUSB_FIFO_OFFSET(epnum) (0x200 + ((epnum) * 0x20)) 243 #else 244 #define MUSB_FIFO_OFFSET(epnum) (0x20 + ((epnum) * 4)) 245 #endif 246 247 /* 248 * Additional Control Registers 249 */ 250 251 #define MUSB_DEVCTL 0x60 /* 8 bit */ 252 253 /* These are always controlled through the INDEX register */ 254 #define MUSB_TXFIFOSZ 0x62 /* 8-bit (see masks) */ 255 #define MUSB_RXFIFOSZ 0x63 /* 8-bit (see masks) */ 256 #define MUSB_TXFIFOADD 0x64 /* 16-bit offset shifted right 3 */ 257 #define MUSB_RXFIFOADD 0x66 /* 16-bit offset shifted right 3 */ 258 259 /* REVISIT: vctrl/vstatus: optional vendor utmi+phy register at 0x68 */ 260 #define MUSB_HWVERS 0x6C /* 8 bit */ 261 #define MUSB_ULPI_BUSCONTROL 0x70 /* 8 bit */ 262 #define MUSB_ULPI_INT_MASK 0x72 /* 8 bit */ 263 #define MUSB_ULPI_INT_SRC 0x73 /* 8 bit */ 264 #define MUSB_ULPI_REG_DATA 0x74 /* 8 bit */ 265 #define MUSB_ULPI_REG_ADDR 0x75 /* 8 bit */ 266 #define MUSB_ULPI_REG_CONTROL 0x76 /* 8 bit */ 267 #define MUSB_ULPI_RAW_DATA 0x77 /* 8 bit */ 268 269 #define MUSB_EPINFO 0x78 /* 8 bit */ 270 #define MUSB_RAMINFO 0x79 /* 8 bit */ 271 #define MUSB_LINKINFO 0x7a /* 8 bit */ 272 #define MUSB_VPLEN 0x7b /* 8 bit */ 273 #define MUSB_HS_EOF1 0x7c /* 8 bit */ 274 #define MUSB_FS_EOF1 0x7d /* 8 bit */ 275 #define MUSB_LS_EOF1 0x7e /* 8 bit */ 276 277 /* Offsets to endpoint registers */ 278 #define MUSB_TXMAXP 0x00 279 #define MUSB_TXCSR 0x02 280 #define MUSB_CSR0 MUSB_TXCSR /* Re-used for EP0 */ 281 #define MUSB_RXMAXP 0x04 282 #define MUSB_RXCSR 0x06 283 #define MUSB_RXCOUNT 0x08 284 #define MUSB_COUNT0 MUSB_RXCOUNT /* Re-used for EP0 */ 285 #define MUSB_TXTYPE 0x0A 286 #define MUSB_TYPE0 MUSB_TXTYPE /* Re-used for EP0 */ 287 #define MUSB_TXINTERVAL 0x0B 288 #define MUSB_NAKLIMIT0 MUSB_TXINTERVAL /* Re-used for EP0 */ 289 #define MUSB_RXTYPE 0x0C 290 #define MUSB_RXINTERVAL 0x0D 291 #define MUSB_FIFOSIZE 0x0F 292 #define MUSB_CONFIGDATA MUSB_FIFOSIZE /* Re-used for EP0 */ 293 294 /* Offsets to endpoint registers in indexed model (using INDEX register) */ 295 #define MUSB_INDEXED_OFFSET(_epnum, _offset) \ 296 (0x10 + (_offset)) 297 298 /* Offsets to endpoint registers in flat models */ 299 #define MUSB_FLAT_OFFSET(_epnum, _offset) \ 300 (0x100 + (0x10*(_epnum)) + (_offset)) 301 302 #if defined(CONFIG_USB_MUSB_TUSB6010) || \ 303 defined(CONFIG_USB_MUSB_TUSB6010_MODULE) 304 /* TUSB6010 EP0 configuration register is special */ 305 #define MUSB_TUSB_OFFSET(_epnum, _offset) \ 306 (0x10 + _offset) 307 #include "tusb6010.h" /* Needed "only" for TUSB_EP0_CONF */ 308 #endif 309 310 #define MUSB_TXCSR_MODE 0x2000 311 312 /* "bus control"/target registers, for host side multipoint (external hubs) */ 313 #define MUSB_TXFUNCADDR 0x00 314 #define MUSB_TXHUBADDR 0x02 315 #define MUSB_TXHUBPORT 0x03 316 317 #define MUSB_RXFUNCADDR 0x04 318 #define MUSB_RXHUBADDR 0x06 319 #define MUSB_RXHUBPORT 0x07 320 321 #define MUSB_BUSCTL_OFFSET(_epnum, _offset) \ 322 (0x80 + (8*(_epnum)) + (_offset)) 323 324 #else /* CONFIG_ARCH_SUNXI */ 325 326 /* 327 * Common USB registers 328 */ 329 330 #define MUSB_FADDR 0x0098 331 #define MUSB_POWER 0x0040 332 333 #define MUSB_INTRTX 0x0044 334 #define MUSB_INTRRX 0x0046 335 #define MUSB_INTRTXE 0x0048 336 #define MUSB_INTRRXE 0x004A 337 #define MUSB_INTRUSB 0x004C 338 #define MUSB_INTRUSBE 0x0050 339 #define MUSB_FRAME 0x0054 340 #define MUSB_INDEX 0x0042 341 #define MUSB_TESTMODE 0x007C 342 343 /* Get offset for a given FIFO from musb->mregs */ 344 #define MUSB_FIFO_OFFSET(epnum) (0x00 + ((epnum) * 4)) 345 346 /* 347 * Additional Control Registers 348 */ 349 350 #define MUSB_DEVCTL 0x0041 351 352 /* These are always controlled through the INDEX register */ 353 #define MUSB_TXFIFOSZ 0x0090 354 #define MUSB_RXFIFOSZ 0x0094 355 #define MUSB_TXFIFOADD 0x0092 356 #define MUSB_RXFIFOADD 0x0096 357 358 #define MUSB_EPINFO 0x0078 359 #define MUSB_RAMINFO 0x0079 360 #define MUSB_LINKINFO 0x007A 361 #define MUSB_VPLEN 0x007B 362 #define MUSB_HS_EOF1 0x007C 363 #define MUSB_FS_EOF1 0x007D 364 #define MUSB_LS_EOF1 0x007E 365 366 /* Offsets to endpoint registers */ 367 #define MUSB_TXMAXP 0x0080 368 #define MUSB_TXCSR 0x0082 369 #define MUSB_CSR0 0x0082 370 #define MUSB_RXMAXP 0x0084 371 #define MUSB_RXCSR 0x0086 372 #define MUSB_RXCOUNT 0x0088 373 #define MUSB_COUNT0 0x0088 374 #define MUSB_TXTYPE 0x008C 375 #define MUSB_TYPE0 0x008C 376 #define MUSB_TXINTERVAL 0x008D 377 #define MUSB_NAKLIMIT0 0x008D 378 #define MUSB_RXTYPE 0x008E 379 #define MUSB_RXINTERVAL 0x008F 380 381 #define MUSB_CONFIGDATA 0x00b0 /* musb_read_configdata adds 0x10 ! */ 382 #define MUSB_FIFOSIZE 0x0090 383 384 /* Offsets to endpoint registers in indexed model (using INDEX register) */ 385 #define MUSB_INDEXED_OFFSET(_epnum, _offset) (_offset) 386 387 #define MUSB_TXCSR_MODE 0x2000 388 389 /* "bus control"/target registers, for host side multipoint (external hubs) */ 390 #define MUSB_TXFUNCADDR 0x0098 391 #define MUSB_TXHUBADDR 0x009A 392 #define MUSB_TXHUBPORT 0x009B 393 394 #define MUSB_RXFUNCADDR 0x009C 395 #define MUSB_RXHUBADDR 0x009E 396 #define MUSB_RXHUBPORT 0x009F 397 398 /* Endpoint is selected with MUSB_INDEX. */ 399 #define MUSB_BUSCTL_OFFSET(_epnum, _offset) (_offset) 400 401 #endif /* CONFIG_ARCH_SUNXI */ 402 403 static inline void musb_write_txfifosz(void __iomem *mbase, u8 c_size) 404 { 405 musb_writeb(mbase, MUSB_TXFIFOSZ, c_size); 406 } 407 408 static inline void musb_write_txfifoadd(void __iomem *mbase, u16 c_off) 409 { 410 musb_writew(mbase, MUSB_TXFIFOADD, c_off); 411 } 412 413 static inline void musb_write_rxfifosz(void __iomem *mbase, u8 c_size) 414 { 415 musb_writeb(mbase, MUSB_RXFIFOSZ, c_size); 416 } 417 418 static inline void musb_write_rxfifoadd(void __iomem *mbase, u16 c_off) 419 { 420 musb_writew(mbase, MUSB_RXFIFOADD, c_off); 421 } 422 423 static inline void musb_write_ulpi_buscontrol(void __iomem *mbase, u8 val) 424 { 425 #ifndef CONFIG_ARCH_SUNXI /* No ulpi on sunxi */ 426 musb_writeb(mbase, MUSB_ULPI_BUSCONTROL, val); 427 #endif 428 } 429 430 static inline u8 musb_read_txfifosz(void __iomem *mbase) 431 { 432 return musb_readb(mbase, MUSB_TXFIFOSZ); 433 } 434 435 static inline u16 musb_read_txfifoadd(void __iomem *mbase) 436 { 437 return musb_readw(mbase, MUSB_TXFIFOADD); 438 } 439 440 static inline u8 musb_read_rxfifosz(void __iomem *mbase) 441 { 442 return musb_readb(mbase, MUSB_RXFIFOSZ); 443 } 444 445 static inline u16 musb_read_rxfifoadd(void __iomem *mbase) 446 { 447 return musb_readw(mbase, MUSB_RXFIFOADD); 448 } 449 450 static inline u8 musb_read_ulpi_buscontrol(void __iomem *mbase) 451 { 452 #ifdef CONFIG_ARCH_SUNXI /* No ulpi on sunxi */ 453 return 0; 454 #else 455 return musb_readb(mbase, MUSB_ULPI_BUSCONTROL); 456 #endif 457 } 458 459 static inline u8 musb_read_configdata(void __iomem *mbase) 460 { 461 musb_writeb(mbase, MUSB_INDEX, 0); 462 return musb_readb(mbase, 0x10 + MUSB_CONFIGDATA); 463 } 464 465 static inline u16 musb_read_hwvers(void __iomem *mbase) 466 { 467 #ifdef CONFIG_ARCH_SUNXI 468 return 0; /* Unknown version */ 469 #else 470 return musb_readw(mbase, MUSB_HWVERS); 471 #endif 472 } 473 474 static inline void __iomem *musb_read_target_reg_base(u8 i, void __iomem *mbase) 475 { 476 return (MUSB_BUSCTL_OFFSET(i, 0) + mbase); 477 } 478 479 static inline void musb_write_rxfunaddr(void __iomem *ep_target_regs, 480 u8 qh_addr_reg) 481 { 482 musb_writeb(ep_target_regs, MUSB_RXFUNCADDR, qh_addr_reg); 483 } 484 485 static inline void musb_write_rxhubaddr(void __iomem *ep_target_regs, 486 u8 qh_h_addr_reg) 487 { 488 musb_writeb(ep_target_regs, MUSB_RXHUBADDR, qh_h_addr_reg); 489 } 490 491 static inline void musb_write_rxhubport(void __iomem *ep_target_regs, 492 u8 qh_h_port_reg) 493 { 494 musb_writeb(ep_target_regs, MUSB_RXHUBPORT, qh_h_port_reg); 495 } 496 497 static inline void musb_write_txfunaddr(void __iomem *mbase, u8 epnum, 498 u8 qh_addr_reg) 499 { 500 musb_writeb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXFUNCADDR), 501 qh_addr_reg); 502 } 503 504 static inline void musb_write_txhubaddr(void __iomem *mbase, u8 epnum, 505 u8 qh_addr_reg) 506 { 507 musb_writeb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBADDR), 508 qh_addr_reg); 509 } 510 511 static inline void musb_write_txhubport(void __iomem *mbase, u8 epnum, 512 u8 qh_h_port_reg) 513 { 514 musb_writeb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBPORT), 515 qh_h_port_reg); 516 } 517 518 static inline u8 musb_read_rxfunaddr(void __iomem *mbase, u8 epnum) 519 { 520 return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_RXFUNCADDR)); 521 } 522 523 static inline u8 musb_read_rxhubaddr(void __iomem *mbase, u8 epnum) 524 { 525 return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_RXHUBADDR)); 526 } 527 528 static inline u8 musb_read_rxhubport(void __iomem *mbase, u8 epnum) 529 { 530 return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_RXHUBPORT)); 531 } 532 533 static inline u8 musb_read_txfunaddr(void __iomem *mbase, u8 epnum) 534 { 535 return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXFUNCADDR)); 536 } 537 538 static inline u8 musb_read_txhubaddr(void __iomem *mbase, u8 epnum) 539 { 540 return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBADDR)); 541 } 542 543 static inline u8 musb_read_txhubport(void __iomem *mbase, u8 epnum) 544 { 545 return musb_readb(mbase, MUSB_BUSCTL_OFFSET(epnum, MUSB_TXHUBPORT)); 546 } 547 548 #else /* CONFIG_BLACKFIN */ 549 550 #define USB_BASE USB_FADDR 551 #define USB_OFFSET(reg) (reg - USB_BASE) 552 553 /* 554 * Common USB registers 555 */ 556 #define MUSB_FADDR USB_OFFSET(USB_FADDR) /* 8-bit */ 557 #define MUSB_POWER USB_OFFSET(USB_POWER) /* 8-bit */ 558 #define MUSB_INTRTX USB_OFFSET(USB_INTRTX) /* 16-bit */ 559 #define MUSB_INTRRX USB_OFFSET(USB_INTRRX) 560 #define MUSB_INTRTXE USB_OFFSET(USB_INTRTXE) 561 #define MUSB_INTRRXE USB_OFFSET(USB_INTRRXE) 562 #define MUSB_INTRUSB USB_OFFSET(USB_INTRUSB) /* 8 bit */ 563 #define MUSB_INTRUSBE USB_OFFSET(USB_INTRUSBE)/* 8 bit */ 564 #define MUSB_FRAME USB_OFFSET(USB_FRAME) 565 #define MUSB_INDEX USB_OFFSET(USB_INDEX) /* 8 bit */ 566 #define MUSB_TESTMODE USB_OFFSET(USB_TESTMODE)/* 8 bit */ 567 568 /* Get offset for a given FIFO from musb->mregs */ 569 #define MUSB_FIFO_OFFSET(epnum) \ 570 (USB_OFFSET(USB_EP0_FIFO) + ((epnum) * 8)) 571 572 /* 573 * Additional Control Registers 574 */ 575 576 #define MUSB_DEVCTL USB_OFFSET(USB_OTG_DEV_CTL) /* 8 bit */ 577 578 #define MUSB_LINKINFO USB_OFFSET(USB_LINKINFO)/* 8 bit */ 579 #define MUSB_VPLEN USB_OFFSET(USB_VPLEN) /* 8 bit */ 580 #define MUSB_HS_EOF1 USB_OFFSET(USB_HS_EOF1) /* 8 bit */ 581 #define MUSB_FS_EOF1 USB_OFFSET(USB_FS_EOF1) /* 8 bit */ 582 #define MUSB_LS_EOF1 USB_OFFSET(USB_LS_EOF1) /* 8 bit */ 583 584 /* Offsets to endpoint registers */ 585 #define MUSB_TXMAXP 0x00 586 #define MUSB_TXCSR 0x04 587 #define MUSB_CSR0 MUSB_TXCSR /* Re-used for EP0 */ 588 #define MUSB_RXMAXP 0x08 589 #define MUSB_RXCSR 0x0C 590 #define MUSB_RXCOUNT 0x10 591 #define MUSB_COUNT0 MUSB_RXCOUNT /* Re-used for EP0 */ 592 #define MUSB_TXTYPE 0x14 593 #define MUSB_TYPE0 MUSB_TXTYPE /* Re-used for EP0 */ 594 #define MUSB_TXINTERVAL 0x18 595 #define MUSB_NAKLIMIT0 MUSB_TXINTERVAL /* Re-used for EP0 */ 596 #define MUSB_RXTYPE 0x1C 597 #define MUSB_RXINTERVAL 0x20 598 #define MUSB_TXCOUNT 0x28 599 600 /* Offsets to endpoint registers in indexed model (using INDEX register) */ 601 #define MUSB_INDEXED_OFFSET(_epnum, _offset) \ 602 (0x40 + (_offset)) 603 604 /* Offsets to endpoint registers in flat models */ 605 #define MUSB_FLAT_OFFSET(_epnum, _offset) \ 606 (USB_OFFSET(USB_EP_NI0_TXMAXP) + (0x40 * (_epnum)) + (_offset)) 607 608 /* Not implemented - HW has separate Tx/Rx FIFO */ 609 #define MUSB_TXCSR_MODE 0x0000 610 611 static inline void musb_write_txfifosz(void __iomem *mbase, u8 c_size) 612 { 613 } 614 615 static inline void musb_write_txfifoadd(void __iomem *mbase, u16 c_off) 616 { 617 } 618 619 static inline void musb_write_rxfifosz(void __iomem *mbase, u8 c_size) 620 { 621 } 622 623 static inline void musb_write_rxfifoadd(void __iomem *mbase, u16 c_off) 624 { 625 } 626 627 static inline void musb_write_ulpi_buscontrol(void __iomem *mbase, u8 val) 628 { 629 } 630 631 static inline u8 musb_read_txfifosz(void __iomem *mbase) 632 { 633 return 0; 634 } 635 636 static inline u16 musb_read_txfifoadd(void __iomem *mbase) 637 { 638 return 0; 639 } 640 641 static inline u8 musb_read_rxfifosz(void __iomem *mbase) 642 { 643 return 0; 644 } 645 646 static inline u16 musb_read_rxfifoadd(void __iomem *mbase) 647 { 648 return 0; 649 } 650 651 static inline u8 musb_read_ulpi_buscontrol(void __iomem *mbase) 652 { 653 return 0; 654 } 655 656 static inline u8 musb_read_configdata(void __iomem *mbase) 657 { 658 return 0; 659 } 660 661 static inline u16 musb_read_hwvers(void __iomem *mbase) 662 { 663 /* 664 * This register is invisible on Blackfin, actually the MUSB 665 * RTL version of Blackfin is 1.9, so just harcode its value. 666 */ 667 return MUSB_HWVERS_1900; 668 } 669 670 static inline void __iomem *musb_read_target_reg_base(u8 i, void __iomem *mbase) 671 { 672 return NULL; 673 } 674 675 static inline void musb_write_rxfunaddr(void __iomem *ep_target_regs, 676 u8 qh_addr_req) 677 { 678 } 679 680 static inline void musb_write_rxhubaddr(void __iomem *ep_target_regs, 681 u8 qh_h_addr_reg) 682 { 683 } 684 685 static inline void musb_write_rxhubport(void __iomem *ep_target_regs, 686 u8 qh_h_port_reg) 687 { 688 } 689 690 static inline void musb_write_txfunaddr(void __iomem *mbase, u8 epnum, 691 u8 qh_addr_reg) 692 { 693 } 694 695 static inline void musb_write_txhubaddr(void __iomem *mbase, u8 epnum, 696 u8 qh_addr_reg) 697 { 698 } 699 700 static inline void musb_write_txhubport(void __iomem *mbase, u8 epnum, 701 u8 qh_h_port_reg) 702 { 703 } 704 705 static inline u8 musb_read_rxfunaddr(void __iomem *mbase, u8 epnum) 706 { 707 return 0; 708 } 709 710 static inline u8 musb_read_rxhubaddr(void __iomem *mbase, u8 epnum) 711 { 712 return 0; 713 } 714 715 static inline u8 musb_read_rxhubport(void __iomem *mbase, u8 epnum) 716 { 717 return 0; 718 } 719 720 static inline u8 musb_read_txfunaddr(void __iomem *mbase, u8 epnum) 721 { 722 return 0; 723 } 724 725 static inline u8 musb_read_txhubaddr(void __iomem *mbase, u8 epnum) 726 { 727 return 0; 728 } 729 730 static inline u8 musb_read_txhubport(void __iomem *mbase, u8 epnum) 731 { 732 return 0; 733 } 734 735 #endif /* CONFIG_BLACKFIN */ 736 737 #endif /* __MUSB_REGS_H__ */ 738