1/* 2 * Cirrus Logic EP93xx register definitions. 3 * 4 * Copyright (C) 2009 5 * Matthias Kaehlcke <matthias@kaehlcke.net> 6 * 7 * Copyright (C) 2006 8 * Dominic Rath <Dominic.Rath@gmx.de> 9 * 10 * Copyright (C) 2004, 2005 11 * Cory T. Tusar, Videon Central, Inc., <ctusar@videon-central.com> 12 * 13 * Based in large part on linux/include/asm-arm/arch-ep93xx/regmap.h, which is 14 * 15 * Copyright (C) 2004 Ray Lehtiniemi 16 * Copyright (C) 2003 Cirrus Logic, Inc 17 * Copyright (C) 1999 ARM Limited. 18 * 19 * See file CREDITS for list of people who contributed to this project. 20 * 21 * This program is free software; you can redistribute it and/or modify 22 * it under the terms of the GNU General Public License as published by 23 * the Free Software Foundation; either version 2 of the License, or 24 * (at your option) any later version. 25 * 26 * This program is distributed in the hope that it will be useful, but 27 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 28 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 29 * for more details. 30 * 31 * You should have received a copy of the GNU General Public License along 32 * with this program; if not, write to the Free Software Foundation, Inc., 33 * 675 Mass Ave, Cambridge, MA 02139, USA. 34 */ 35 36#define EP93XX_AHB_BASE 0x80000000 37#define EP93XX_APB_BASE 0x80800000 38 39/* 40 * 0x80000000 - 0x8000FFFF: DMA 41 */ 42#define DMA_OFFSET 0x000000 43#define DMA_BASE (EP93XX_AHB_BASE | DMA_OFFSET) 44 45#ifndef __ASSEMBLY__ 46struct dma_channel { 47 uint32_t control; 48 uint32_t interrupt; 49 uint32_t ppalloc; 50 uint32_t status; 51 uint32_t reserved0; 52 uint32_t remain; 53 uint32_t reserved1[2]; 54 uint32_t maxcnt0; 55 uint32_t base0; 56 uint32_t current0; 57 uint32_t reserved2; 58 uint32_t maxcnt1; 59 uint32_t base1; 60 uint32_t current1; 61 uint32_t reserved3; 62}; 63 64struct dma_regs { 65 struct dma_channel m2p_channel_0; 66 struct dma_channel m2p_channel_1; 67 struct dma_channel m2p_channel_2; 68 struct dma_channel m2p_channel_3; 69 struct dma_channel m2m_channel_0; 70 struct dma_channel m2m_channel_1; 71 struct dma_channel reserved0[2]; 72 struct dma_channel m2p_channel_5; 73 struct dma_channel m2p_channel_4; 74 struct dma_channel m2p_channel_7; 75 struct dma_channel m2p_channel_6; 76 struct dma_channel m2p_channel_9; 77 struct dma_channel m2p_channel_8; 78 uint32_t channel_arbitration; 79 uint32_t reserved[15]; 80 uint32_t global_interrupt; 81}; 82#endif 83 84/* 85 * 0x80010000 - 0x8001FFFF: Ethernet MAC 86 */ 87#define MAC_OFFSET 0x010000 88#define MAC_BASE (EP93XX_AHB_BASE | MAC_OFFSET) 89 90#ifndef __ASSEMBLY__ 91struct mac_queue { 92 uint32_t badd; 93 union { /* deal with half-word aligned registers */ 94 uint32_t blen; 95 union { 96 uint16_t filler; 97 uint16_t curlen; 98 }; 99 }; 100 uint32_t curadd; 101}; 102 103struct mac_regs { 104 uint32_t rxctl; 105 uint32_t txctl; 106 uint32_t testctl; 107 uint32_t reserved0; 108 uint32_t miicmd; 109 uint32_t miidata; 110 uint32_t miists; 111 uint32_t reserved1; 112 uint32_t selfctl; 113 uint32_t inten; 114 uint32_t intstsp; 115 uint32_t intstsc; 116 uint32_t reserved2[2]; 117 uint32_t diagad; 118 uint32_t diagdata; 119 uint32_t gt; 120 uint32_t fct; 121 uint32_t fcf; 122 uint32_t afp; 123 union { 124 struct { 125 uint32_t indad; 126 uint32_t indad_upper; 127 }; 128 uint32_t hashtbl; 129 }; 130 uint32_t reserved3[2]; 131 uint32_t giintsts; 132 uint32_t giintmsk; 133 uint32_t giintrosts; 134 uint32_t giintfrc; 135 uint32_t txcollcnt; 136 uint32_t rxmissnct; 137 uint32_t rxruntcnt; 138 uint32_t reserved4; 139 uint32_t bmctl; 140 uint32_t bmsts; 141 uint32_t rxbca; 142 uint32_t reserved5; 143 struct mac_queue rxdq; 144 uint32_t rxdqenq; 145 struct mac_queue rxstsq; 146 uint32_t rxstsqenq; 147 struct mac_queue txdq; 148 uint32_t txdqenq; 149 struct mac_queue txstsq; 150 uint32_t reserved6; 151 uint32_t rxbufthrshld; 152 uint32_t txbufthrshld; 153 uint32_t rxststhrshld; 154 uint32_t txststhrshld; 155 uint32_t rxdthrshld; 156 uint32_t txdthrshld; 157 uint32_t maxfrmlen; 158 uint32_t maxhdrlen; 159}; 160#endif 161 162#define SELFCTL_RWP (1 << 7) 163#define SELFCTL_GPO0 (1 << 5) 164#define SELFCTL_PUWE (1 << 4) 165#define SELFCTL_PDWE (1 << 3) 166#define SELFCTL_MIIL (1 << 2) 167#define SELFCTL_RESET (1 << 0) 168 169#define INTSTS_RWI (1 << 30) 170#define INTSTS_RXMI (1 << 29) 171#define INTSTS_RXBI (1 << 28) 172#define INTSTS_RXSQI (1 << 27) 173#define INTSTS_TXLEI (1 << 26) 174#define INTSTS_ECIE (1 << 25) 175#define INTSTS_TXUHI (1 << 24) 176#define INTSTS_MOI (1 << 18) 177#define INTSTS_TXCOI (1 << 17) 178#define INTSTS_RXROI (1 << 16) 179#define INTSTS_MIII (1 << 12) 180#define INTSTS_PHYI (1 << 11) 181#define INTSTS_TI (1 << 10) 182#define INTSTS_AHBE (1 << 8) 183#define INTSTS_OTHER (1 << 4) 184#define INTSTS_TXSQ (1 << 3) 185#define INTSTS_RXSQ (1 << 2) 186 187#define BMCTL_MT (1 << 13) 188#define BMCTL_TT (1 << 12) 189#define BMCTL_UNH (1 << 11) 190#define BMCTL_TXCHR (1 << 10) 191#define BMCTL_TXDIS (1 << 9) 192#define BMCTL_TXEN (1 << 8) 193#define BMCTL_EH2 (1 << 6) 194#define BMCTL_EH1 (1 << 5) 195#define BMCTL_EEOB (1 << 4) 196#define BMCTL_RXCHR (1 << 2) 197#define BMCTL_RXDIS (1 << 1) 198#define BMCTL_RXEN (1 << 0) 199 200#define BMSTS_TXACT (1 << 7) 201#define BMSTS_TP (1 << 4) 202#define BMSTS_RXACT (1 << 3) 203#define BMSTS_QID_MASK 0x07 204#define BMSTS_QID_RXDATA 0x00 205#define BMSTS_QID_TXDATA 0x01 206#define BMSTS_QID_RXSTS 0x02 207#define BMSTS_QID_TXSTS 0x03 208#define BMSTS_QID_RXDESC 0x04 209#define BMSTS_QID_TXDESC 0x05 210 211#define AFP_MASK 0x07 212#define AFP_IAPRIMARY 0x00 213#define AFP_IASECONDARY1 0x01 214#define AFP_IASECONDARY2 0x02 215#define AFP_IASECONDARY3 0x03 216#define AFP_TX 0x06 217#define AFP_HASH 0x07 218 219#define RXCTL_PAUSEA (1 << 20) 220#define RXCTL_RXFCE1 (1 << 19) 221#define RXCTL_RXFCE0 (1 << 18) 222#define RXCTL_BCRC (1 << 17) 223#define RXCTL_SRXON (1 << 16) 224#define RXCTL_RCRCA (1 << 13) 225#define RXCTL_RA (1 << 12) 226#define RXCTL_PA (1 << 11) 227#define RXCTL_BA (1 << 10) 228#define RXCTL_MA (1 << 9) 229#define RXCTL_IAHA (1 << 8) 230#define RXCTL_IA3 (1 << 3) 231#define RXCTL_IA2 (1 << 2) 232#define RXCTL_IA1 (1 << 1) 233#define RXCTL_IA0 (1 << 0) 234 235#define TXCTL_DEFDIS (1 << 7) 236#define TXCTL_MBE (1 << 6) 237#define TXCTL_ICRC (1 << 5) 238#define TXCTL_TPD (1 << 4) 239#define TXCTL_OCOLL (1 << 3) 240#define TXCTL_SP (1 << 2) 241#define TXCTL_PB (1 << 1) 242#define TXCTL_STXON (1 << 0) 243 244#define MIICMD_REGAD_MASK (0x001F) 245#define MIICMD_PHYAD_MASK (0x03E0) 246#define MIICMD_OPCODE_MASK (0xC000) 247#define MIICMD_PHYAD_8950 (0x0000) 248#define MIICMD_OPCODE_READ (0x8000) 249#define MIICMD_OPCODE_WRITE (0x4000) 250 251#define MIISTS_BUSY (1 << 0) 252 253/* 254 * 0x80020000 - 0x8002FFFF: USB OHCI 255 */ 256#define USB_OFFSET 0x020000 257#define USB_BASE (EP93XX_AHB_BASE | USB_OFFSET) 258 259/* 260 * 0x80030000 - 0x8003FFFF: Raster engine 261 */ 262#if (defined(CONFIG_EP9307) || defined(CONFIG_EP9312) || defined(CONFIG_EP9315)) 263#define RASTER_OFFSET 0x030000 264#define RASTER_BASE (EP93XX_AHB_BASE | RASTER_OFFSET) 265#endif 266 267/* 268 * 0x80040000 - 0x8004FFFF: Graphics accelerator 269 */ 270#if defined(CONFIG_EP9315) 271#define GFX_OFFSET 0x040000 272#define GFX_BASE (EP93XX_AHB_BASE | GFX_OFFSET) 273#endif 274 275/* 276 * 0x80050000 - 0x8005FFFF: Reserved 277 */ 278 279/* 280 * 0x80060000 - 0x8006FFFF: SDRAM controller 281 */ 282#define SDRAM_OFFSET 0x060000 283#define SDRAM_BASE (EP93XX_AHB_BASE | SDRAM_OFFSET) 284 285#ifndef __ASSEMBLY__ 286struct sdram_regs { 287 uint32_t reserved; 288 uint32_t glconfig; 289 uint32_t refrshtimr; 290 uint32_t bootsts; 291 uint32_t devcfg0; 292 uint32_t devcfg1; 293 uint32_t devcfg2; 294 uint32_t devcfg3; 295}; 296#endif 297 298#define SDRAM_DEVCFG_EXTBUSWIDTH (1 << 2) 299#define SDRAM_DEVCFG_BANKCOUNT (1 << 3) 300#define SDRAM_DEVCFG_SROMLL (1 << 5) 301#define SDRAM_DEVCFG_CASLAT_2 0x00010000 302#define SDRAM_DEVCFG_RASTOCAS_2 0x00200000 303 304#define GLCONFIG_INIT (1 << 0) 305#define GLCONFIG_MRS (1 << 1) 306#define GLCONFIG_SMEMBUSY (1 << 5) 307#define GLCONFIG_LCR (1 << 6) 308#define GLCONFIG_REARBEN (1 << 7) 309#define GLCONFIG_CLKSHUTDOWN (1 << 30) 310#define GLCONFIG_CKE (1 << 31) 311 312/* 313 * 0x80070000 - 0x8007FFFF: Reserved 314 */ 315 316/* 317 * 0x80080000 - 0x8008FFFF: SRAM controller & PCMCIA 318 */ 319#define SMC_OFFSET 0x080000 320#define SMC_BASE (EP93XX_AHB_BASE | SMC_OFFSET) 321 322#ifndef __ASSEMBLY__ 323struct smc_regs { 324 uint32_t bcr0; 325 uint32_t bcr1; 326 uint32_t bcr2; 327 uint32_t bcr3; 328 uint32_t reserved0[2]; 329 uint32_t bcr6; 330 uint32_t bcr7; 331#if defined(CONFIG_EP9315) 332 uint32_t pcattribute; 333 uint32_t pccommon; 334 uint32_t pcio; 335 uint32_t reserved1[5]; 336 uint32_t pcmciactrl; 337#endif 338}; 339#endif 340 341#define SMC_BCR_IDCY_SHIFT 0 342#define SMC_BCR_WST1_SHIFT 5 343#define SMC_BCR_BLE (1 << 10) 344#define SMC_BCR_WST2_SHIFT 11 345#define SMC_BCR_MW_SHIFT 28 346 347/* 348 * 0x80090000 - 0x8009FFFF: Boot ROM 349 */ 350 351/* 352 * 0x800A0000 - 0x800AFFFF: IDE interface 353 */ 354 355/* 356 * 0x800B0000 - 0x800BFFFF: VIC1 357 */ 358 359/* 360 * 0x800C0000 - 0x800CFFFF: VIC2 361 */ 362 363/* 364 * 0x800D0000 - 0x800FFFFF: Reserved 365 */ 366 367/* 368 * 0x80800000 - 0x8080FFFF: Reserved 369 */ 370 371/* 372 * 0x80810000 - 0x8081FFFF: Timers 373 */ 374#define TIMER_OFFSET 0x010000 375#define TIMER_BASE (EP93XX_APB_BASE | TIMER_OFFSET) 376 377#ifndef __ASSEMBLY__ 378struct timer { 379 uint32_t load; 380 uint32_t value; 381 uint32_t control; 382 uint32_t clear; 383}; 384 385struct timer4 { 386 uint32_t value_low; 387 uint32_t value_high; 388}; 389 390struct timer_regs { 391 struct timer timer1; 392 uint32_t reserved0[4]; 393 struct timer timer2; 394 uint32_t reserved1[12]; 395 struct timer4 timer4; 396 uint32_t reserved2[6]; 397 struct timer timer3; 398}; 399#endif 400 401/* 402 * 0x80820000 - 0x8082FFFF: I2S 403 */ 404#define I2S_OFFSET 0x020000 405#define I2S_BASE (EP93XX_APB_BASE | I2S_OFFSET) 406 407/* 408 * 0x80830000 - 0x8083FFFF: Security 409 */ 410#define SECURITY_OFFSET 0x030000 411#define SECURITY_BASE (EP93XX_APB_BASE | SECURITY_OFFSET) 412 413#define EXTENSIONID (SECURITY_BASE + 0x2714) 414 415/* 416 * 0x80840000 - 0x8084FFFF: GPIO 417 */ 418#define GPIO_OFFSET 0x040000 419#define GPIO_BASE (EP93XX_APB_BASE | GPIO_OFFSET) 420 421#ifndef __ASSEMBLY__ 422struct gpio_int { 423 uint32_t inttype1; 424 uint32_t inttype2; 425 uint32_t eoi; 426 uint32_t inten; 427 uint32_t intsts; 428 uint32_t rawintsts; 429 uint32_t db; 430}; 431 432struct gpio_regs { 433 uint32_t padr; 434 uint32_t pbdr; 435 uint32_t pcdr; 436 uint32_t pddr; 437 uint32_t paddr; 438 uint32_t pbddr; 439 uint32_t pcddr; 440 uint32_t pdddr; 441 uint32_t pedr; 442 uint32_t peddr; 443 uint32_t reserved0[2]; 444 uint32_t pfdr; 445 uint32_t pfddr; 446 uint32_t pgdr; 447 uint32_t pgddr; 448 uint32_t phdr; 449 uint32_t phddr; 450 uint32_t reserved1; 451 uint32_t finttype1; 452 uint32_t finttype2; 453 uint32_t reserved2; 454 struct gpio_int pfint; 455 uint32_t reserved3[10]; 456 struct gpio_int paint; 457 struct gpio_int pbint; 458 uint32_t eedrive; 459}; 460#endif 461 462/* 463 * 0x80850000 - 0x8087FFFF: Reserved 464 */ 465 466/* 467 * 0x80880000 - 0x8088FFFF: AAC 468 */ 469#define AAC_OFFSET 0x080000 470#define AAC_BASE (EP93XX_APB_BASE | AAC_OFFSET) 471 472/* 473 * 0x80890000 - 0x8089FFFF: Reserved 474 */ 475 476/* 477 * 0x808A0000 - 0x808AFFFF: SPI 478 */ 479#define SPI_OFFSET 0x0A0000 480#define SPI_BASE (EP93XX_APB_BASE | SPI_OFFSET) 481 482/* 483 * 0x808B0000 - 0x808BFFFF: IrDA 484 */ 485#define IRDA_OFFSET 0x0B0000 486#define IRDA_BASE (EP93XX_APB_BASE | IRDA_OFFSET) 487 488/* 489 * 0x808C0000 - 0x808CFFFF: UART1 490 */ 491#define UART1_OFFSET 0x0C0000 492#define UART1_BASE (EP93XX_APB_BASE | UART1_OFFSET) 493 494/* 495 * 0x808D0000 - 0x808DFFFF: UART2 496 */ 497#define UART2_OFFSET 0x0D0000 498#define UART2_BASE (EP93XX_APB_BASE | UART2_OFFSET) 499 500/* 501 * 0x808E0000 - 0x808EFFFF: UART3 502 */ 503#define UART3_OFFSET 0x0E0000 504#define UART3_BASE (EP93XX_APB_BASE | UART3_OFFSET) 505 506/* 507 * 0x808F0000 - 0x808FFFFF: Key Matrix 508 */ 509#define KEY_OFFSET 0x0F0000 510#define KEY_BASE (EP93XX_APB_BASE | KEY_OFFSET) 511 512/* 513 * 0x80900000 - 0x8090FFFF: Touchscreen 514 */ 515#define TOUCH_OFFSET 0x900000 516#define TOUCH_BASE (EP93XX_APB_BASE | TOUCH_OFFSET) 517 518/* 519 * 0x80910000 - 0x8091FFFF: Pulse Width Modulation 520 */ 521#define PWM_OFFSET 0x910000 522#define PWM_BASE (EP93XX_APB_BASE | PWM_OFFSET) 523 524/* 525 * 0x80920000 - 0x8092FFFF: Real time clock 526 */ 527#define RTC_OFFSET 0x920000 528#define RTC_BASE (EP93XX_APB_BASE | RTC_OFFSET) 529 530/* 531 * 0x80930000 - 0x8093FFFF: Syscon 532 */ 533#define SYSCON_OFFSET 0x930000 534#define SYSCON_BASE (EP93XX_APB_BASE | SYSCON_OFFSET) 535 536#ifndef __ASSEMBLY__ 537struct syscon_regs { 538 uint32_t pwrsts; 539 uint32_t pwrcnt; 540 uint32_t halt; 541 uint32_t stby; 542 uint32_t reserved0[2]; 543 uint32_t teoi; 544 uint32_t stfclr; 545 uint32_t clkset1; 546 uint32_t clkset2; 547 uint32_t reserved1[6]; 548 uint32_t scratch0; 549 uint32_t scratch1; 550 uint32_t reserved2[2]; 551 uint32_t apbwait; 552 uint32_t bustmstrarb; 553 uint32_t bootmodeclr; 554 uint32_t reserved3[9]; 555 uint32_t devicecfg; 556 uint32_t vidclkdiv; 557 uint32_t mirclkdiv; 558 uint32_t i2sclkdiv; 559 uint32_t keytchclkdiv; 560 uint32_t chipid; 561 uint32_t reserved4; 562 uint32_t syscfg; 563 uint32_t reserved5[8]; 564 uint32_t sysswlock; 565}; 566#else 567#define SYSCON_SCRATCH0 (SYSCON_BASE + 0x0040) 568#endif 569 570#define SYSCON_PWRCNT_UART_BAUD (1 << 29) 571 572#define SYSCON_CLKSET_PLL_X2IPD_SHIFT 0 573#define SYSCON_CLKSET_PLL_X2FBD2_SHIFT 5 574#define SYSCON_CLKSET_PLL_X1FBD1_SHIFT 11 575#define SYSCON_CLKSET_PLL_PS_SHIFT 16 576#define SYSCON_CLKSET1_PCLK_DIV_SHIFT 18 577#define SYSCON_CLKSET1_HCLK_DIV_SHIFT 20 578#define SYSCON_CLKSET1_NBYP1 (1 << 23) 579#define SYSCON_CLKSET1_FCLK_DIV_SHIFT 25 580 581#define SYSCON_CLKSET2_PLL2_EN (1 << 18) 582#define SYSCON_CLKSET2_NBYP2 (1 << 19) 583#define SYSCON_CLKSET2_USB_DIV_SHIFT 28 584 585#define SYSCON_CHIPID_REV_MASK 0xF0000000 586#define SYSCON_DEVICECFG_SWRST (1 << 31) 587 588/* 589 * 0x80930000 - 0x8093FFFF: Watchdog Timer 590 */ 591#define WATCHDOG_OFFSET 0x940000 592#define WATCHDOG_BASE (EP93XX_APB_BASE | WATCHDOG_OFFSET) 593 594/* 595 * 0x80950000 - 0x9000FFFF: Reserved 596 */ 597