1 /* 2 * R8A66597 HCD (Host Controller Driver) for u-boot 3 * 4 * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; version 2 of the License. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 * 19 */ 20 21 #ifndef __R8A66597_H__ 22 #define __R8A66597_H__ 23 24 #define SYSCFG0 0x00 25 #define SYSCFG1 0x02 26 #define SYSSTS0 0x04 27 #define SYSSTS1 0x06 28 #define DVSTCTR0 0x08 29 #define DVSTCTR1 0x0A 30 #define TESTMODE 0x0C 31 #define PINCFG 0x0E 32 #define DMA0CFG 0x10 33 #define DMA1CFG 0x12 34 #define CFIFO 0x14 35 #define D0FIFO 0x18 36 #define D1FIFO 0x1C 37 #define CFIFOSEL 0x20 38 #define CFIFOCTR 0x22 39 #define CFIFOSIE 0x24 40 #define D0FIFOSEL 0x28 41 #define D0FIFOCTR 0x2A 42 #define D1FIFOSEL 0x2C 43 #define D1FIFOCTR 0x2E 44 #define INTENB0 0x30 45 #define INTENB1 0x32 46 #define INTENB2 0x34 47 #define BRDYENB 0x36 48 #define NRDYENB 0x38 49 #define BEMPENB 0x3A 50 #define SOFCFG 0x3C 51 #define INTSTS0 0x40 52 #define INTSTS1 0x42 53 #define INTSTS2 0x44 54 #define BRDYSTS 0x46 55 #define NRDYSTS 0x48 56 #define BEMPSTS 0x4A 57 #define FRMNUM 0x4C 58 #define UFRMNUM 0x4E 59 #define USBADDR 0x50 60 #define USBREQ 0x54 61 #define USBVAL 0x56 62 #define USBINDX 0x58 63 #define USBLENG 0x5A 64 #define DCPCFG 0x5C 65 #define DCPMAXP 0x5E 66 #define DCPCTR 0x60 67 #define PIPESEL 0x64 68 #define PIPECFG 0x68 69 #define PIPEBUF 0x6A 70 #define PIPEMAXP 0x6C 71 #define PIPEPERI 0x6E 72 #define PIPE1CTR 0x70 73 #define PIPE2CTR 0x72 74 #define PIPE3CTR 0x74 75 #define PIPE4CTR 0x76 76 #define PIPE5CTR 0x78 77 #define PIPE6CTR 0x7A 78 #define PIPE7CTR 0x7C 79 #define PIPE8CTR 0x7E 80 #define PIPE9CTR 0x80 81 #define PIPE1TRE 0x90 82 #define PIPE1TRN 0x92 83 #define PIPE2TRE 0x94 84 #define PIPE2TRN 0x96 85 #define PIPE3TRE 0x98 86 #define PIPE3TRN 0x9A 87 #define PIPE4TRE 0x9C 88 #define PIPE4TRN 0x9E 89 #define PIPE5TRE 0xA0 90 #define PIPE5TRN 0xA2 91 #define DEVADD0 0xD0 92 #define DEVADD1 0xD2 93 #define DEVADD2 0xD4 94 #define DEVADD3 0xD6 95 #define DEVADD4 0xD8 96 #define DEVADD5 0xDA 97 #define DEVADD6 0xDC 98 #define DEVADD7 0xDE 99 #define DEVADD8 0xE0 100 #define DEVADD9 0xE2 101 #define DEVADDA 0xE4 102 103 /* System Configuration Control Register */ 104 #define XTAL 0xC000 /* b15-14: Crystal selection */ 105 #define XTAL48 0x8000 /* 48MHz */ 106 #define XTAL24 0x4000 /* 24MHz */ 107 #define XTAL12 0x0000 /* 12MHz */ 108 #define XCKE 0x2000 /* b13: External clock enable */ 109 #define PLLC 0x0800 /* b11: PLL control */ 110 #define SCKE 0x0400 /* b10: USB clock enable */ 111 #define PCSDIS 0x0200 /* b9: not CS wakeup */ 112 #define LPSME 0x0100 /* b8: Low power sleep mode */ 113 #define HSE 0x0080 /* b7: Hi-speed enable */ 114 #define DCFM 0x0040 /* b6: Controller function select */ 115 #define DRPD 0x0020 /* b5: D+/- pull down control */ 116 #define DPRPU 0x0010 /* b4: D+ pull up control */ 117 #define USBE 0x0001 /* b0: USB module operation enable */ 118 119 /* System Configuration Status Register */ 120 #define OVCBIT 0x8000 /* b15-14: Over-current bit */ 121 #define OVCMON 0xC000 /* b15-14: Over-current monitor */ 122 #define SOFEA 0x0020 /* b5: SOF monitor */ 123 #define IDMON 0x0004 /* b3: ID-pin monitor */ 124 #define LNST 0x0003 /* b1-0: D+, D- line status */ 125 #define SE1 0x0003 /* SE1 */ 126 #define FS_KSTS 0x0002 /* Full-Speed K State */ 127 #define FS_JSTS 0x0001 /* Full-Speed J State */ 128 #define LS_JSTS 0x0002 /* Low-Speed J State */ 129 #define LS_KSTS 0x0001 /* Low-Speed K State */ 130 #define SE0 0x0000 /* SE0 */ 131 132 /* Device State Control Register */ 133 #define EXTLP0 0x0400 /* b10: External port */ 134 #define VBOUT 0x0200 /* b9: VBUS output */ 135 #define WKUP 0x0100 /* b8: Remote wakeup */ 136 #define RWUPE 0x0080 /* b7: Remote wakeup sense */ 137 #define USBRST 0x0040 /* b6: USB reset enable */ 138 #define RESUME 0x0020 /* b5: Resume enable */ 139 #define UACT 0x0010 /* b4: USB bus enable */ 140 #define RHST 0x0007 /* b1-0: Reset handshake status */ 141 #define HSPROC 0x0004 /* HS handshake is processing */ 142 #define HSMODE 0x0003 /* Hi-Speed mode */ 143 #define FSMODE 0x0002 /* Full-Speed mode */ 144 #define LSMODE 0x0001 /* Low-Speed mode */ 145 #define UNDECID 0x0000 /* Undecided */ 146 147 /* Test Mode Register */ 148 #define UTST 0x000F /* b3-0: Test select */ 149 #define H_TST_PACKET 0x000C /* HOST TEST Packet */ 150 #define H_TST_SE0_NAK 0x000B /* HOST TEST SE0 NAK */ 151 #define H_TST_K 0x000A /* HOST TEST K */ 152 #define H_TST_J 0x0009 /* HOST TEST J */ 153 #define H_TST_NORMAL 0x0000 /* HOST Normal Mode */ 154 #define P_TST_PACKET 0x0004 /* PERI TEST Packet */ 155 #define P_TST_SE0_NAK 0x0003 /* PERI TEST SE0 NAK */ 156 #define P_TST_K 0x0002 /* PERI TEST K */ 157 #define P_TST_J 0x0001 /* PERI TEST J */ 158 #define P_TST_NORMAL 0x0000 /* PERI Normal Mode */ 159 160 /* Data Pin Configuration Register */ 161 #define LDRV 0x8000 /* b15: Drive Current Adjust */ 162 #define VIF1 0x0000 /* VIF = 1.8V */ 163 #define VIF3 0x8000 /* VIF = 3.3V */ 164 #define INTA 0x0001 /* b1: USB INT-pin active */ 165 166 /* DMAx Pin Configuration Register */ 167 #define DREQA 0x4000 /* b14: Dreq active select */ 168 #define BURST 0x2000 /* b13: Burst mode */ 169 #define DACKA 0x0400 /* b10: Dack active select */ 170 #define DFORM 0x0380 /* b9-7: DMA mode select */ 171 #define CPU_ADR_RD_WR 0x0000 /* Address + RD/WR mode (CPU bus) */ 172 #define CPU_DACK_RD_WR 0x0100 /* DACK + RD/WR mode (CPU bus) */ 173 #define CPU_DACK_ONLY 0x0180 /* DACK only mode (CPU bus) */ 174 #define SPLIT_DACK_ONLY 0x0200 /* DACK only mode (SPLIT bus) */ 175 #define DENDA 0x0040 /* b6: Dend active select */ 176 #define PKTM 0x0020 /* b5: Packet mode */ 177 #define DENDE 0x0010 /* b4: Dend enable */ 178 #define OBUS 0x0004 /* b2: OUTbus mode */ 179 180 /* CFIFO/DxFIFO Port Select Register */ 181 #define RCNT 0x8000 /* b15: Read count mode */ 182 #define REW 0x4000 /* b14: Buffer rewind */ 183 #define DCLRM 0x2000 /* b13: DMA buffer clear mode */ 184 #define DREQE 0x1000 /* b12: DREQ output enable */ 185 #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) 186 #define MBW 0x0800 187 #else 188 #define MBW 0x0400 /* b10: Maximum bit width for FIFO access */ 189 #endif 190 #define MBW_8 0x0000 /* 8bit */ 191 #define MBW_16 0x0400 /* 16bit */ 192 #define BIGEND 0x0100 /* b8: Big endian mode */ 193 #define BYTE_LITTLE 0x0000 /* little dendian */ 194 #define BYTE_BIG 0x0100 /* big endifan */ 195 #define ISEL 0x0020 /* b5: DCP FIFO port direction select */ 196 #define CURPIPE 0x000F /* b2-0: PIPE select */ 197 198 /* CFIFO/DxFIFO Port Control Register */ 199 #define BVAL 0x8000 /* b15: Buffer valid flag */ 200 #define BCLR 0x4000 /* b14: Buffer clear */ 201 #define FRDY 0x2000 /* b13: FIFO ready */ 202 #define DTLN 0x0FFF /* b11-0: FIFO received data length */ 203 204 /* Interrupt Enable Register 0 */ 205 #define VBSE 0x8000 /* b15: VBUS interrupt */ 206 #define RSME 0x4000 /* b14: Resume interrupt */ 207 #define SOFE 0x2000 /* b13: Frame update interrupt */ 208 #define DVSE 0x1000 /* b12: Device state transition interrupt */ 209 #define CTRE 0x0800 /* b11: Control transfer stage transition interrupt */ 210 #define BEMPE 0x0400 /* b10: Buffer empty interrupt */ 211 #define NRDYE 0x0200 /* b9: Buffer not ready interrupt */ 212 #define BRDYE 0x0100 /* b8: Buffer ready interrupt */ 213 214 /* Interrupt Enable Register 1 */ 215 #define OVRCRE 0x8000 /* b15: Over-current interrupt */ 216 #define BCHGE 0x4000 /* b14: USB us chenge interrupt */ 217 #define DTCHE 0x1000 /* b12: Detach sense interrupt */ 218 #define ATTCHE 0x0800 /* b11: Attach sense interrupt */ 219 #define EOFERRE 0x0040 /* b6: EOF error interrupt */ 220 #define SIGNE 0x0020 /* b5: SETUP IGNORE interrupt */ 221 #define SACKE 0x0010 /* b4: SETUP ACK interrupt */ 222 223 /* BRDY Interrupt Enable/Status Register */ 224 #define BRDY9 0x0200 /* b9: PIPE9 */ 225 #define BRDY8 0x0100 /* b8: PIPE8 */ 226 #define BRDY7 0x0080 /* b7: PIPE7 */ 227 #define BRDY6 0x0040 /* b6: PIPE6 */ 228 #define BRDY5 0x0020 /* b5: PIPE5 */ 229 #define BRDY4 0x0010 /* b4: PIPE4 */ 230 #define BRDY3 0x0008 /* b3: PIPE3 */ 231 #define BRDY2 0x0004 /* b2: PIPE2 */ 232 #define BRDY1 0x0002 /* b1: PIPE1 */ 233 #define BRDY0 0x0001 /* b1: PIPE0 */ 234 235 /* NRDY Interrupt Enable/Status Register */ 236 #define NRDY9 0x0200 /* b9: PIPE9 */ 237 #define NRDY8 0x0100 /* b8: PIPE8 */ 238 #define NRDY7 0x0080 /* b7: PIPE7 */ 239 #define NRDY6 0x0040 /* b6: PIPE6 */ 240 #define NRDY5 0x0020 /* b5: PIPE5 */ 241 #define NRDY4 0x0010 /* b4: PIPE4 */ 242 #define NRDY3 0x0008 /* b3: PIPE3 */ 243 #define NRDY2 0x0004 /* b2: PIPE2 */ 244 #define NRDY1 0x0002 /* b1: PIPE1 */ 245 #define NRDY0 0x0001 /* b1: PIPE0 */ 246 247 /* BEMP Interrupt Enable/Status Register */ 248 #define BEMP9 0x0200 /* b9: PIPE9 */ 249 #define BEMP8 0x0100 /* b8: PIPE8 */ 250 #define BEMP7 0x0080 /* b7: PIPE7 */ 251 #define BEMP6 0x0040 /* b6: PIPE6 */ 252 #define BEMP5 0x0020 /* b5: PIPE5 */ 253 #define BEMP4 0x0010 /* b4: PIPE4 */ 254 #define BEMP3 0x0008 /* b3: PIPE3 */ 255 #define BEMP2 0x0004 /* b2: PIPE2 */ 256 #define BEMP1 0x0002 /* b1: PIPE1 */ 257 #define BEMP0 0x0001 /* b0: PIPE0 */ 258 259 /* SOF Pin Configuration Register */ 260 #define TRNENSEL 0x0100 /* b8: Select transaction enable period */ 261 #define BRDYM 0x0040 /* b6: BRDY clear timing */ 262 #define INTL 0x0020 /* b5: Interrupt sense select */ 263 #define EDGESTS 0x0010 /* b4: */ 264 #define SOFMODE 0x000C /* b3-2: SOF pin select */ 265 #define SOF_125US 0x0008 /* SOF OUT 125us Frame Signal */ 266 #define SOF_1MS 0x0004 /* SOF OUT 1ms Frame Signal */ 267 #define SOF_DISABLE 0x0000 /* SOF OUT Disable */ 268 269 /* Interrupt Status Register 0 */ 270 #define VBINT 0x8000 /* b15: VBUS interrupt */ 271 #define RESM 0x4000 /* b14: Resume interrupt */ 272 #define SOFR 0x2000 /* b13: SOF frame update interrupt */ 273 #define DVST 0x1000 /* b12: Device state transition interrupt */ 274 #define CTRT 0x0800 /* b11: Control transfer stage transition interrupt */ 275 #define BEMP 0x0400 /* b10: Buffer empty interrupt */ 276 #define NRDY 0x0200 /* b9: Buffer not ready interrupt */ 277 #define BRDY 0x0100 /* b8: Buffer ready interrupt */ 278 #define VBSTS 0x0080 /* b7: VBUS input port */ 279 #define DVSQ 0x0070 /* b6-4: Device state */ 280 #define DS_SPD_CNFG 0x0070 /* Suspend Configured */ 281 #define DS_SPD_ADDR 0x0060 /* Suspend Address */ 282 #define DS_SPD_DFLT 0x0050 /* Suspend Default */ 283 #define DS_SPD_POWR 0x0040 /* Suspend Powered */ 284 #define DS_SUSP 0x0040 /* Suspend */ 285 #define DS_CNFG 0x0030 /* Configured */ 286 #define DS_ADDS 0x0020 /* Address */ 287 #define DS_DFLT 0x0010 /* Default */ 288 #define DS_POWR 0x0000 /* Powered */ 289 #define DVSQS 0x0030 /* b5-4: Device state */ 290 #define VALID 0x0008 /* b3: Setup packet detected flag */ 291 #define CTSQ 0x0007 /* b2-0: Control transfer stage */ 292 #define CS_SQER 0x0006 /* Sequence error */ 293 #define CS_WRND 0x0005 /* Control write nodata status stage */ 294 #define CS_WRSS 0x0004 /* Control write status stage */ 295 #define CS_WRDS 0x0003 /* Control write data stage */ 296 #define CS_RDSS 0x0002 /* Control read status stage */ 297 #define CS_RDDS 0x0001 /* Control read data stage */ 298 #define CS_IDST 0x0000 /* Idle or setup stage */ 299 300 /* Interrupt Status Register 1 */ 301 #define OVRCR 0x8000 /* b15: Over-current interrupt */ 302 #define BCHG 0x4000 /* b14: USB bus chenge interrupt */ 303 #define DTCH 0x1000 /* b12: Detach sense interrupt */ 304 #define ATTCH 0x0800 /* b11: Attach sense interrupt */ 305 #define EOFERR 0x0040 /* b6: EOF-error interrupt */ 306 #define SIGN 0x0020 /* b5: Setup ignore interrupt */ 307 #define SACK 0x0010 /* b4: Setup acknowledge interrupt */ 308 309 /* Frame Number Register */ 310 #define OVRN 0x8000 /* b15: Overrun error */ 311 #define CRCE 0x4000 /* b14: Received data error */ 312 #define FRNM 0x07FF /* b10-0: Frame number */ 313 314 /* Micro Frame Number Register */ 315 #define UFRNM 0x0007 /* b2-0: Micro frame number */ 316 317 /* Default Control Pipe Maxpacket Size Register */ 318 /* Pipe Maxpacket Size Register */ 319 #define DEVSEL 0xF000 /* b15-14: Device address select */ 320 #define MAXP 0x007F /* b6-0: Maxpacket size of default control pipe */ 321 322 /* Default Control Pipe Control Register */ 323 #define BSTS 0x8000 /* b15: Buffer status */ 324 #define SUREQ 0x4000 /* b14: Send USB request */ 325 #define CSCLR 0x2000 /* b13: complete-split status clear */ 326 #define CSSTS 0x1000 /* b12: complete-split status */ 327 #define SUREQCLR 0x0800 /* b11: stop setup request */ 328 #define SQCLR 0x0100 /* b8: Sequence toggle bit clear */ 329 #define SQSET 0x0080 /* b7: Sequence toggle bit set */ 330 #define SQMON 0x0040 /* b6: Sequence toggle bit monitor */ 331 #define PBUSY 0x0020 /* b5: pipe busy */ 332 #define PINGE 0x0010 /* b4: ping enable */ 333 #define CCPL 0x0004 /* b2: Enable control transfer complete */ 334 #define PID 0x0003 /* b1-0: Response PID */ 335 #define PID_STALL11 0x0003 /* STALL */ 336 #define PID_STALL 0x0002 /* STALL */ 337 #define PID_BUF 0x0001 /* BUF */ 338 #define PID_NAK 0x0000 /* NAK */ 339 340 /* Pipe Window Select Register */ 341 #define PIPENM 0x0007 /* b2-0: Pipe select */ 342 343 /* Pipe Configuration Register */ 344 #define R8A66597_TYP 0xC000 /* b15-14: Transfer type */ 345 #define R8A66597_ISO 0xC000 /* Isochronous */ 346 #define R8A66597_INT 0x8000 /* Interrupt */ 347 #define R8A66597_BULK 0x4000 /* Bulk */ 348 #define R8A66597_BFRE 0x0400 /* b10: Buffer ready interrupt mode select */ 349 #define R8A66597_DBLB 0x0200 /* b9: Double buffer mode select */ 350 #define R8A66597_CNTMD 0x0100 /* b8: Continuous transfer mode select */ 351 #define R8A66597_SHTNAK 0x0080 /* b7: Transfer end NAK */ 352 #define R8A66597_DIR 0x0010 /* b4: Transfer direction select */ 353 #define R8A66597_EPNUM 0x000F /* b3-0: Eendpoint number select */ 354 355 /* Pipe Buffer Configuration Register */ 356 #define BUFSIZE 0x7C00 /* b14-10: Pipe buffer size */ 357 #define BUFNMB 0x007F /* b6-0: Pipe buffer number */ 358 #define PIPE0BUF 256 359 #define PIPExBUF 64 360 361 /* Pipe Maxpacket Size Register */ 362 #define MXPS 0x07FF /* b10-0: Maxpacket size */ 363 364 /* Pipe Cycle Configuration Register */ 365 #define IFIS 0x1000 /* b12: Isochronous in-buffer flush mode select */ 366 #define IITV 0x0007 /* b2-0: Isochronous interval */ 367 368 /* Pipex Control Register */ 369 #define BSTS 0x8000 /* b15: Buffer status */ 370 #define INBUFM 0x4000 /* b14: IN buffer monitor (Only for PIPE1 to 5) */ 371 #define CSCLR 0x2000 /* b13: complete-split status clear */ 372 #define CSSTS 0x1000 /* b12: complete-split status */ 373 #define ATREPM 0x0400 /* b10: Auto repeat mode */ 374 #define ACLRM 0x0200 /* b9: Out buffer auto clear mode */ 375 #define SQCLR 0x0100 /* b8: Sequence toggle bit clear */ 376 #define SQSET 0x0080 /* b7: Sequence toggle bit set */ 377 #define SQMON 0x0040 /* b6: Sequence toggle bit monitor */ 378 #define PBUSY 0x0020 /* b5: pipe busy */ 379 #define PID 0x0003 /* b1-0: Response PID */ 380 381 /* PIPExTRE */ 382 #define TRENB 0x0200 /* b9: Transaction counter enable */ 383 #define TRCLR 0x0100 /* b8: Transaction counter clear */ 384 385 /* PIPExTRN */ 386 #define TRNCNT 0xFFFF /* b15-0: Transaction counter */ 387 388 /* DEVADDx */ 389 #define UPPHUB 0x7800 390 #define HUBPORT 0x0700 391 #define USBSPD 0x00C0 392 #define RTPORT 0x0001 393 394 #define R8A66597_MAX_NUM_PIPE 10 395 #define R8A66597_BUF_BSIZE 8 396 #define R8A66597_MAX_DEVICE 10 397 #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) 398 #define R8A66597_MAX_ROOT_HUB 1 399 #else 400 #define R8A66597_MAX_ROOT_HUB 2 401 #endif 402 #define R8A66597_MAX_SAMPLING 5 403 #define R8A66597_RH_POLL_TIME 10 404 405 #define BULK_IN_PIPENUM 3 406 #define BULK_IN_BUFNUM 8 407 408 #define BULK_OUT_PIPENUM 4 409 #define BULK_OUT_BUFNUM 40 410 411 #define check_bulk_or_isoc(pipenum) ((pipenum >= 1 && pipenum <= 5)) 412 #define check_interrupt(pipenum) ((pipenum >= 6 && pipenum <= 9)) 413 #define make_devsel(addr) (addr << 12) 414 415 struct r8a66597 { 416 unsigned long reg; 417 unsigned short pipe_config; /* bit field */ 418 unsigned short port_status; 419 unsigned short port_change; 420 u16 speed; /* HSMODE or FSMODE or LSMODE */ 421 unsigned char rh_devnum; 422 }; 423 424 static inline u16 r8a66597_read(struct r8a66597 *r8a66597, unsigned long offset) 425 { 426 return inw(r8a66597->reg + offset); 427 } 428 429 static inline void r8a66597_read_fifo(struct r8a66597 *r8a66597, 430 unsigned long offset, void *buf, 431 int len) 432 { 433 int i; 434 #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) 435 unsigned long fifoaddr = r8a66597->reg + offset; 436 unsigned long count; 437 unsigned long *p = buf; 438 439 count = len / 4; 440 for (i = 0; i < count; i++) 441 inl(p[i], r8a66597->reg + offset); 442 443 if (len & 0x00000003) { 444 unsigned long tmp = inl(fifoaddr); 445 memcpy((unsigned char *)buf + count * 4, &tmp, len & 0x03); 446 } 447 #else 448 unsigned short *p = buf; 449 450 len = (len + 1) / 2; 451 for (i = 0; i < len; i++) 452 p[i] = inw(r8a66597->reg + offset); 453 #endif 454 } 455 456 static inline void r8a66597_write(struct r8a66597 *r8a66597, u16 val, 457 unsigned long offset) 458 { 459 outw(val, r8a66597->reg + offset); 460 } 461 462 static inline void r8a66597_write_fifo(struct r8a66597 *r8a66597, 463 unsigned long offset, void *buf, 464 int len) 465 { 466 int i; 467 unsigned long fifoaddr = r8a66597->reg + offset; 468 #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) 469 unsigned long count; 470 unsigned char *pb; 471 unsigned long *p = buf; 472 473 count = len / 4; 474 for (i = 0; i < count; i++) 475 outl(p[i], fifoaddr); 476 477 if (len & 0x00000003) { 478 pb = (unsigned char *)buf + count * 4; 479 for (i = 0; i < (len & 0x00000003); i++) { 480 if (r8a66597_read(r8a66597, CFIFOSEL) & BIGEND) 481 outb(pb[i], fifoaddr + i); 482 else 483 outb(pb[i], fifoaddr + 3 - i); 484 } 485 } 486 #else 487 int odd = len & 0x0001; 488 unsigned short *p = buf; 489 490 len = len / 2; 491 for (i = 0; i < len; i++) 492 outw(p[i], fifoaddr); 493 494 if (odd) { 495 unsigned char *pb = (unsigned char *)(buf + len); 496 outb(*pb, fifoaddr); 497 } 498 #endif 499 } 500 501 static inline void r8a66597_mdfy(struct r8a66597 *r8a66597, 502 u16 val, u16 pat, unsigned long offset) 503 { 504 u16 tmp; 505 tmp = r8a66597_read(r8a66597, offset); 506 tmp = tmp & (~pat); 507 tmp = tmp | val; 508 r8a66597_write(r8a66597, tmp, offset); 509 } 510 511 #define r8a66597_bclr(r8a66597, val, offset) \ 512 r8a66597_mdfy(r8a66597, 0, val, offset) 513 #define r8a66597_bset(r8a66597, val, offset) \ 514 r8a66597_mdfy(r8a66597, val, 0, offset) 515 516 static inline unsigned long get_syscfg_reg(int port) 517 { 518 return port == 0 ? SYSCFG0 : SYSCFG1; 519 } 520 521 static inline unsigned long get_syssts_reg(int port) 522 { 523 return port == 0 ? SYSSTS0 : SYSSTS1; 524 } 525 526 static inline unsigned long get_dvstctr_reg(int port) 527 { 528 return port == 0 ? DVSTCTR0 : DVSTCTR1; 529 } 530 531 static inline unsigned long get_dmacfg_reg(int port) 532 { 533 return port == 0 ? DMA0CFG : DMA1CFG; 534 } 535 536 static inline unsigned long get_intenb_reg(int port) 537 { 538 return port == 0 ? INTENB1 : INTENB2; 539 } 540 541 static inline unsigned long get_intsts_reg(int port) 542 { 543 return port == 0 ? INTSTS1 : INTSTS2; 544 } 545 546 static inline u16 get_rh_usb_speed(struct r8a66597 *r8a66597, int port) 547 { 548 unsigned long dvstctr_reg = get_dvstctr_reg(port); 549 550 return r8a66597_read(r8a66597, dvstctr_reg) & RHST; 551 } 552 553 static inline void r8a66597_port_power(struct r8a66597 *r8a66597, int port, 554 int power) 555 { 556 unsigned long dvstctr_reg = get_dvstctr_reg(port); 557 558 if (power) 559 r8a66597_bset(r8a66597, VBOUT, dvstctr_reg); 560 else 561 r8a66597_bclr(r8a66597, VBOUT, dvstctr_reg); 562 } 563 564 #define get_pipectr_addr(pipenum) (PIPE1CTR + (pipenum - 1) * 2) 565 #define get_pipetre_addr(pipenum) (PIPE1TRE + (pipenum - 1) * 4) 566 #define get_pipetrn_addr(pipenum) (PIPE1TRN + (pipenum - 1) * 4) 567 #define get_devadd_addr(address) (DEVADD0 + address * 2) 568 569 570 /* USB HUB CONSTANTS (not OHCI-specific; see hub.h, based on usb_ohci.h) */ 571 572 /* destination of request */ 573 #define RH_INTERFACE 0x01 574 #define RH_ENDPOINT 0x02 575 #define RH_OTHER 0x03 576 577 #define RH_CLASS 0x20 578 #define RH_VENDOR 0x40 579 580 /* Requests: bRequest << 8 | bmRequestType */ 581 #define RH_GET_STATUS 0x0080 582 #define RH_CLEAR_FEATURE 0x0100 583 #define RH_SET_FEATURE 0x0300 584 #define RH_SET_ADDRESS 0x0500 585 #define RH_GET_DESCRIPTOR 0x0680 586 #define RH_SET_DESCRIPTOR 0x0700 587 #define RH_GET_CONFIGURATION 0x0880 588 #define RH_SET_CONFIGURATION 0x0900 589 #define RH_GET_STATE 0x0280 590 #define RH_GET_INTERFACE 0x0A80 591 #define RH_SET_INTERFACE 0x0B00 592 #define RH_SYNC_FRAME 0x0C80 593 /* Our Vendor Specific Request */ 594 #define RH_SET_EP 0x2000 595 596 /* Hub port features */ 597 #define RH_PORT_CONNECTION 0x00 598 #define RH_PORT_ENABLE 0x01 599 #define RH_PORT_SUSPEND 0x02 600 #define RH_PORT_OVER_CURRENT 0x03 601 #define RH_PORT_RESET 0x04 602 #define RH_PORT_POWER 0x08 603 #define RH_PORT_LOW_SPEED 0x09 604 605 #define RH_C_PORT_CONNECTION 0x10 606 #define RH_C_PORT_ENABLE 0x11 607 #define RH_C_PORT_SUSPEND 0x12 608 #define RH_C_PORT_OVER_CURRENT 0x13 609 #define RH_C_PORT_RESET 0x14 610 611 /* Hub features */ 612 #define RH_C_HUB_LOCAL_POWER 0x00 613 #define RH_C_HUB_OVER_CURRENT 0x01 614 615 #define RH_DEVICE_REMOTE_WAKEUP 0x00 616 #define RH_ENDPOINT_STALL 0x01 617 618 #define RH_ACK 0x01 619 #define RH_REQ_ERR -1 620 #define RH_NACK 0x00 621 622 /* OHCI ROOT HUB REGISTER MASKS */ 623 624 /* roothub.portstatus [i] bits */ 625 #define RH_PS_CCS 0x00000001 /* current connect status */ 626 #define RH_PS_PES 0x00000002 /* port enable status*/ 627 #define RH_PS_PSS 0x00000004 /* port suspend status */ 628 #define RH_PS_POCI 0x00000008 /* port over current indicator */ 629 #define RH_PS_PRS 0x00000010 /* port reset status */ 630 #define RH_PS_PPS 0x00000100 /* port power status */ 631 #define RH_PS_LSDA 0x00000200 /* low speed device attached */ 632 #define RH_PS_CSC 0x00010000 /* connect status change */ 633 #define RH_PS_PESC 0x00020000 /* port enable status change */ 634 #define RH_PS_PSSC 0x00040000 /* port suspend status change */ 635 #define RH_PS_OCIC 0x00080000 /* over current indicator change */ 636 #define RH_PS_PRSC 0x00100000 /* port reset status change */ 637 638 /* roothub.status bits */ 639 #define RH_HS_LPS 0x00000001 /* local power status */ 640 #define RH_HS_OCI 0x00000002 /* over current indicator */ 641 #define RH_HS_DRWE 0x00008000 /* device remote wakeup enable */ 642 #define RH_HS_LPSC 0x00010000 /* local power status change */ 643 #define RH_HS_OCIC 0x00020000 /* over current indicator change */ 644 #define RH_HS_CRWE 0x80000000 /* clear remote wakeup enable */ 645 646 /* roothub.b masks */ 647 #define RH_B_DR 0x0000ffff /* device removable flags */ 648 #define RH_B_PPCM 0xffff0000 /* port power control mask */ 649 650 /* roothub.a masks */ 651 #define RH_A_NDP (0xff << 0) /* number of downstream ports */ 652 #define RH_A_PSM (1 << 8) /* power switching mode */ 653 #define RH_A_NPS (1 << 9) /* no power switching */ 654 #define RH_A_DT (1 << 10) /* device type (mbz) */ 655 #define RH_A_OCPM (1 << 11) /* over current protection mode */ 656 #define RH_A_NOCP (1 << 12) /* no over current protection */ 657 #define RH_A_POTPGT (0xff << 24) /* power on to power good time */ 658 659 #endif /* __R8A66597_H__ */ 660