1/* 2 * linux/include/asm-arm/hardware/sa1111.h 3 * 4 * Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu> 5 * 6 * This file contains definitions for the SA-1111 Companion Chip. 7 * (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.) 8 * 9 * Macro that calculates real address for registers in the SA-1111 10 */ 11 12#ifndef _ASM_ARCH_SA1111 13#define _ASM_ARCH_SA1111 14 15#include <asm/arch/bitfield.h> 16 17/* 18 * The SA1111 is always located at virtual 0xf4000000, and is always 19 * "native" endian. 20 */ 21 22#define SA1111_VBASE 0xf4000000 23 24/* Don't use these! */ 25#define SA1111_p2v( x ) ((x) - SA1111_BASE + SA1111_VBASE) 26#define SA1111_v2p( x ) ((x) - SA1111_VBASE + SA1111_BASE) 27 28#ifndef __ASSEMBLY__ 29#define _SA1111(x) ((x) + sa1111->resource.start) 30#endif 31 32#define sa1111_writel(val,addr) __raw_writel(val, addr) 33#define sa1111_readl(addr) __raw_readl(addr) 34 35/* 36 * 26 bits of the SA-1110 address bus are available to the SA-1111. 37 * Use these when feeding target addresses to the DMA engines. 38 */ 39 40#define SA1111_ADDR_WIDTH (26) 41#define SA1111_ADDR_MASK ((1<<SA1111_ADDR_WIDTH)-1) 42#define SA1111_DMA_ADDR(x) ((x)&SA1111_ADDR_MASK) 43 44/* 45 * Don't ask the (SAC) DMA engines to move less than this amount. 46 */ 47 48#define SA1111_SAC_DMA_MIN_XFER (0x800) 49 50/* 51 * System Bus Interface (SBI) 52 * 53 * Registers 54 * SKCR Control Register 55 * SMCR Shared Memory Controller Register 56 * SKID ID Register 57 */ 58#define SA1111_SKCR 0x0000 59#define SA1111_SMCR 0x0004 60#define SA1111_SKID 0x0008 61 62#define SKCR_PLL_BYPASS (1<<0) 63#define SKCR_RCLKEN (1<<1) 64#define SKCR_SLEEP (1<<2) 65#define SKCR_DOZE (1<<3) 66#define SKCR_VCO_OFF (1<<4) 67#define SKCR_SCANTSTEN (1<<5) 68#define SKCR_CLKTSTEN (1<<6) 69#define SKCR_RDYEN (1<<7) 70#define SKCR_SELAC (1<<8) 71#define SKCR_OPPC (1<<9) 72#define SKCR_PLLTSTEN (1<<10) 73#define SKCR_USBIOTSTEN (1<<11) 74/* 75 * Don't believe the specs! Take them, throw them outside. Leave them 76 * there for a week. Spit on them. Walk on them. Stamp on them. 77 * Pour gasoline over them and finally burn them. Now think about coding. 78 * - The October 1999 errata (278260-007) says its bit 13, 1 to enable. 79 * - The Feb 2001 errata (278260-010) says that the previous errata 80 * (278260-009) is wrong, and its bit actually 12, fixed in spec 81 * 278242-003. 82 * - The SA1111 manual (278242) says bit 12, but 0 to enable. 83 * - Reality is bit 13, 1 to enable. 84 * -- rmk 85 */ 86#define SKCR_OE_EN (1<<13) 87 88#define SMCR_DTIM (1<<0) 89#define SMCR_MBGE (1<<1) 90#define SMCR_DRAC_0 (1<<2) 91#define SMCR_DRAC_1 (1<<3) 92#define SMCR_DRAC_2 (1<<4) 93#define SMCR_DRAC Fld(3, 2) 94#define SMCR_CLAT (1<<5) 95 96#define SKID_SIREV_MASK (0x000000f0) 97#define SKID_MTREV_MASK (0x0000000f) 98#define SKID_ID_MASK (0xffffff00) 99#define SKID_SA1111_ID (0x690cc200) 100 101/* 102 * System Controller 103 * 104 * Registers 105 * SKPCR Power Control Register 106 * SKCDR Clock Divider Register 107 * SKAUD Audio Clock Divider Register 108 * SKPMC PS/2 Mouse Clock Divider Register 109 * SKPTC PS/2 Track Pad Clock Divider Register 110 * SKPEN0 PWM0 Enable Register 111 * SKPWM0 PWM0 Clock Register 112 * SKPEN1 PWM1 Enable Register 113 * SKPWM1 PWM1 Clock Register 114 */ 115#define SA1111_SKPCR 0x0200 116#define SA1111_SKCDR 0x0204 117#define SA1111_SKAUD 0x0208 118#define SA1111_SKPMC 0x020c 119#define SA1111_SKPTC 0x0210 120#define SA1111_SKPEN0 0x0214 121#define SA1111_SKPWM0 0x0218 122#define SA1111_SKPEN1 0x021c 123#define SA1111_SKPWM1 0x0220 124 125#define SKPCR_UCLKEN (1<<0) 126#define SKPCR_ACCLKEN (1<<1) 127#define SKPCR_I2SCLKEN (1<<2) 128#define SKPCR_L3CLKEN (1<<3) 129#define SKPCR_SCLKEN (1<<4) 130#define SKPCR_PMCLKEN (1<<5) 131#define SKPCR_PTCLKEN (1<<6) 132#define SKPCR_DCLKEN (1<<7) 133#define SKPCR_PWMCLKEN (1<<8) 134 135/* 136 * USB Host controller 137 */ 138#define SA1111_USB 0x0400 139 140/* 141 * Offsets from SA1111_USB_BASE 142 */ 143#define SA1111_USB_STATUS 0x0118 144#define SA1111_USB_RESET 0x011c 145#define SA1111_USB_IRQTEST 0x0120 146 147#define USB_RESET_FORCEIFRESET (1 << 0) 148#define USB_RESET_FORCEHCRESET (1 << 1) 149#define USB_RESET_CLKGENRESET (1 << 2) 150#define USB_RESET_SIMSCALEDOWN (1 << 3) 151#define USB_RESET_USBINTTEST (1 << 4) 152#define USB_RESET_SLEEPSTBYEN (1 << 5) 153#define USB_RESET_PWRSENSELOW (1 << 6) 154#define USB_RESET_PWRCTRLLOW (1 << 7) 155 156#define USB_STATUS_IRQHCIRMTWKUP (1 << 7) 157#define USB_STATUS_IRQHCIBUFFACC (1 << 8) 158#define USB_STATUS_NIRQHCIM (1 << 9) 159#define USB_STATUS_NHCIMFCLR (1 << 10) 160#define USB_STATUS_USBPWRSENSE (1 << 11) 161 162/* 163 * Serial Audio Controller 164 * 165 * Registers 166 * SACR0 Serial Audio Common Control Register 167 * SACR1 Serial Audio Alternate Mode (I2C/MSB) Control Register 168 * SACR2 Serial Audio AC-link Control Register 169 * SASR0 Serial Audio I2S/MSB Interface & FIFO Status Register 170 * SASR1 Serial Audio AC-link Interface & FIFO Status Register 171 * SASCR Serial Audio Status Clear Register 172 * L3_CAR L3 Control Bus Address Register 173 * L3_CDR L3 Control Bus Data Register 174 * ACCAR AC-link Command Address Register 175 * ACCDR AC-link Command Data Register 176 * ACSAR AC-link Status Address Register 177 * ACSDR AC-link Status Data Register 178 * SADTCS Serial Audio DMA Transmit Control/Status Register 179 * SADTSA Serial Audio DMA Transmit Buffer Start Address A 180 * SADTCA Serial Audio DMA Transmit Buffer Count Register A 181 * SADTSB Serial Audio DMA Transmit Buffer Start Address B 182 * SADTCB Serial Audio DMA Transmit Buffer Count Register B 183 * SADRCS Serial Audio DMA Receive Control/Status Register 184 * SADRSA Serial Audio DMA Receive Buffer Start Address A 185 * SADRCA Serial Audio DMA Receive Buffer Count Register A 186 * SADRSB Serial Audio DMA Receive Buffer Start Address B 187 * SADRCB Serial Audio DMA Receive Buffer Count Register B 188 * SAITR Serial Audio Interrupt Test Register 189 * SADR Serial Audio Data Register (16 x 32-bit) 190 */ 191 192#define SA1111_SERAUDIO 0x0600 193 194/* 195 * These are offsets from the above base. 196 */ 197#define SA1111_SACR0 0x00 198#define SA1111_SACR1 0x04 199#define SA1111_SACR2 0x08 200#define SA1111_SASR0 0x0c 201#define SA1111_SASR1 0x10 202#define SA1111_SASCR 0x18 203#define SA1111_L3_CAR 0x1c 204#define SA1111_L3_CDR 0x20 205#define SA1111_ACCAR 0x24 206#define SA1111_ACCDR 0x28 207#define SA1111_ACSAR 0x2c 208#define SA1111_ACSDR 0x30 209#define SA1111_SADTCS 0x34 210#define SA1111_SADTSA 0x38 211#define SA1111_SADTCA 0x3c 212#define SA1111_SADTSB 0x40 213#define SA1111_SADTCB 0x44 214#define SA1111_SADRCS 0x48 215#define SA1111_SADRSA 0x4c 216#define SA1111_SADRCA 0x50 217#define SA1111_SADRSB 0x54 218#define SA1111_SADRCB 0x58 219#define SA1111_SAITR 0x5c 220#define SA1111_SADR 0x80 221 222#ifndef CONFIG_ARCH_PXA 223 224#define SACR0_ENB (1<<0) 225#define SACR0_BCKD (1<<2) 226#define SACR0_RST (1<<3) 227 228#define SACR1_AMSL (1<<0) 229#define SACR1_L3EN (1<<1) 230#define SACR1_L3MB (1<<2) 231#define SACR1_DREC (1<<3) 232#define SACR1_DRPL (1<<4) 233#define SACR1_ENLBF (1<<5) 234 235#define SACR2_TS3V (1<<0) 236#define SACR2_TS4V (1<<1) 237#define SACR2_WKUP (1<<2) 238#define SACR2_DREC (1<<3) 239#define SACR2_DRPL (1<<4) 240#define SACR2_ENLBF (1<<5) 241#define SACR2_RESET (1<<6) 242 243#define SASR0_TNF (1<<0) 244#define SASR0_RNE (1<<1) 245#define SASR0_BSY (1<<2) 246#define SASR0_TFS (1<<3) 247#define SASR0_RFS (1<<4) 248#define SASR0_TUR (1<<5) 249#define SASR0_ROR (1<<6) 250#define SASR0_L3WD (1<<16) 251#define SASR0_L3RD (1<<17) 252 253#define SASR1_TNF (1<<0) 254#define SASR1_RNE (1<<1) 255#define SASR1_BSY (1<<2) 256#define SASR1_TFS (1<<3) 257#define SASR1_RFS (1<<4) 258#define SASR1_TUR (1<<5) 259#define SASR1_ROR (1<<6) 260#define SASR1_CADT (1<<16) 261#define SASR1_SADR (1<<17) 262#define SASR1_RSTO (1<<18) 263#define SASR1_CLPM (1<<19) 264#define SASR1_CRDY (1<<20) 265#define SASR1_RS3V (1<<21) 266#define SASR1_RS4V (1<<22) 267 268#define SASCR_TUR (1<<5) 269#define SASCR_ROR (1<<6) 270#define SASCR_DTS (1<<16) 271#define SASCR_RDD (1<<17) 272#define SASCR_STO (1<<18) 273 274#define SADTCS_TDEN (1<<0) 275#define SADTCS_TDIE (1<<1) 276#define SADTCS_TDBDA (1<<3) 277#define SADTCS_TDSTA (1<<4) 278#define SADTCS_TDBDB (1<<5) 279#define SADTCS_TDSTB (1<<6) 280#define SADTCS_TBIU (1<<7) 281 282#define SADRCS_RDEN (1<<0) 283#define SADRCS_RDIE (1<<1) 284#define SADRCS_RDBDA (1<<3) 285#define SADRCS_RDSTA (1<<4) 286#define SADRCS_RDBDB (1<<5) 287#define SADRCS_RDSTB (1<<6) 288#define SADRCS_RBIU (1<<7) 289 290#define SAD_CS_DEN (1<<0) 291#define SAD_CS_DIE (1<<1) /* Not functional on metal 1 */ 292#define SAD_CS_DBDA (1<<3) /* Not functional on metal 1 */ 293#define SAD_CS_DSTA (1<<4) 294#define SAD_CS_DBDB (1<<5) /* Not functional on metal 1 */ 295#define SAD_CS_DSTB (1<<6) 296#define SAD_CS_BIU (1<<7) /* Not functional on metal 1 */ 297 298#define SAITR_TFS (1<<0) 299#define SAITR_RFS (1<<1) 300#define SAITR_TUR (1<<2) 301#define SAITR_ROR (1<<3) 302#define SAITR_CADT (1<<4) 303#define SAITR_SADR (1<<5) 304#define SAITR_RSTO (1<<6) 305#define SAITR_TDBDA (1<<8) 306#define SAITR_TDBDB (1<<9) 307#define SAITR_RDBDA (1<<10) 308#define SAITR_RDBDB (1<<11) 309 310#endif /* !CONFIG_ARCH_PXA */ 311 312/* 313 * General-Purpose I/O Interface 314 * 315 * Registers 316 * PA_DDR GPIO Block A Data Direction 317 * PA_DRR/PA_DWR GPIO Block A Data Value Register (read/write) 318 * PA_SDR GPIO Block A Sleep Direction 319 * PA_SSR GPIO Block A Sleep State 320 * PB_DDR GPIO Block B Data Direction 321 * PB_DRR/PB_DWR GPIO Block B Data Value Register (read/write) 322 * PB_SDR GPIO Block B Sleep Direction 323 * PB_SSR GPIO Block B Sleep State 324 * PC_DDR GPIO Block C Data Direction 325 * PC_DRR/PC_DWR GPIO Block C Data Value Register (read/write) 326 * PC_SDR GPIO Block C Sleep Direction 327 * PC_SSR GPIO Block C Sleep State 328 */ 329 330#define _PA_DDR _SA1111( 0x1000 ) 331#define _PA_DRR _SA1111( 0x1004 ) 332#define _PA_DWR _SA1111( 0x1004 ) 333#define _PA_SDR _SA1111( 0x1008 ) 334#define _PA_SSR _SA1111( 0x100c ) 335#define _PB_DDR _SA1111( 0x1010 ) 336#define _PB_DRR _SA1111( 0x1014 ) 337#define _PB_DWR _SA1111( 0x1014 ) 338#define _PB_SDR _SA1111( 0x1018 ) 339#define _PB_SSR _SA1111( 0x101c ) 340#define _PC_DDR _SA1111( 0x1020 ) 341#define _PC_DRR _SA1111( 0x1024 ) 342#define _PC_DWR _SA1111( 0x1024 ) 343#define _PC_SDR _SA1111( 0x1028 ) 344#define _PC_SSR _SA1111( 0x102c ) 345 346#define SA1111_GPIO 0x1000 347 348#define SA1111_GPIO_PADDR (0x000) 349#define SA1111_GPIO_PADRR (0x004) 350#define SA1111_GPIO_PADWR (0x004) 351#define SA1111_GPIO_PASDR (0x008) 352#define SA1111_GPIO_PASSR (0x00c) 353#define SA1111_GPIO_PBDDR (0x010) 354#define SA1111_GPIO_PBDRR (0x014) 355#define SA1111_GPIO_PBDWR (0x014) 356#define SA1111_GPIO_PBSDR (0x018) 357#define SA1111_GPIO_PBSSR (0x01c) 358#define SA1111_GPIO_PCDDR (0x020) 359#define SA1111_GPIO_PCDRR (0x024) 360#define SA1111_GPIO_PCDWR (0x024) 361#define SA1111_GPIO_PCSDR (0x028) 362#define SA1111_GPIO_PCSSR (0x02c) 363 364#define GPIO_A0 (1 << 0) 365#define GPIO_A1 (1 << 1) 366#define GPIO_A2 (1 << 2) 367#define GPIO_A3 (1 << 3) 368 369#define GPIO_B0 (1 << 8) 370#define GPIO_B1 (1 << 9) 371#define GPIO_B2 (1 << 10) 372#define GPIO_B3 (1 << 11) 373#define GPIO_B4 (1 << 12) 374#define GPIO_B5 (1 << 13) 375#define GPIO_B6 (1 << 14) 376#define GPIO_B7 (1 << 15) 377 378#define GPIO_C0 (1 << 16) 379#define GPIO_C1 (1 << 17) 380#define GPIO_C2 (1 << 18) 381#define GPIO_C3 (1 << 19) 382#define GPIO_C4 (1 << 20) 383#define GPIO_C5 (1 << 21) 384#define GPIO_C6 (1 << 22) 385#define GPIO_C7 (1 << 23) 386 387/* 388 * Interrupt Controller 389 * 390 * Registers 391 * INTTEST0 Test register 0 392 * INTTEST1 Test register 1 393 * INTEN0 Interrupt Enable register 0 394 * INTEN1 Interrupt Enable register 1 395 * INTPOL0 Interrupt Polarity selection 0 396 * INTPOL1 Interrupt Polarity selection 1 397 * INTTSTSEL Interrupt source selection 398 * INTSTATCLR0 Interrupt Status/Clear 0 399 * INTSTATCLR1 Interrupt Status/Clear 1 400 * INTSET0 Interrupt source set 0 401 * INTSET1 Interrupt source set 1 402 * WAKE_EN0 Wake-up source enable 0 403 * WAKE_EN1 Wake-up source enable 1 404 * WAKE_POL0 Wake-up polarity selection 0 405 * WAKE_POL1 Wake-up polarity selection 1 406 */ 407#define SA1111_INTC 0x1600 408 409/* 410 * These are offsets from the above base. 411 */ 412#define SA1111_INTTEST0 0x0000 413#define SA1111_INTTEST1 0x0004 414#define SA1111_INTEN0 0x0008 415#define SA1111_INTEN1 0x000c 416#define SA1111_INTPOL0 0x0010 417#define SA1111_INTPOL1 0x0014 418#define SA1111_INTTSTSEL 0x0018 419#define SA1111_INTSTATCLR0 0x001c 420#define SA1111_INTSTATCLR1 0x0020 421#define SA1111_INTSET0 0x0024 422#define SA1111_INTSET1 0x0028 423#define SA1111_WAKEEN0 0x002c 424#define SA1111_WAKEEN1 0x0030 425#define SA1111_WAKEPOL0 0x0034 426#define SA1111_WAKEPOL1 0x0038 427 428/* 429 * PS/2 Trackpad and Mouse Interfaces 430 * 431 * Registers 432 * PS2CR Control Register 433 * PS2STAT Status Register 434 * PS2DATA Transmit/Receive Data register 435 * PS2CLKDIV Clock Division Register 436 * PS2PRECNT Clock Precount Register 437 * PS2TEST1 Test register 1 438 * PS2TEST2 Test register 2 439 * PS2TEST3 Test register 3 440 * PS2TEST4 Test register 4 441 */ 442 443#define SA1111_KBD 0x0a00 444#define SA1111_MSE 0x0c00 445 446/* 447 * These are offsets from the above bases. 448 */ 449#define SA1111_PS2CR 0x0000 450#define SA1111_PS2STAT 0x0004 451#define SA1111_PS2DATA 0x0008 452#define SA1111_PS2CLKDIV 0x000c 453#define SA1111_PS2PRECNT 0x0010 454 455#define PS2CR_ENA 0x08 456#define PS2CR_FKD 0x02 457#define PS2CR_FKC 0x01 458 459#define PS2STAT_STP 0x0100 460#define PS2STAT_TXE 0x0080 461#define PS2STAT_TXB 0x0040 462#define PS2STAT_RXF 0x0020 463#define PS2STAT_RXB 0x0010 464#define PS2STAT_ENA 0x0008 465#define PS2STAT_RXP 0x0004 466#define PS2STAT_KBD 0x0002 467#define PS2STAT_KBC 0x0001 468 469/* 470 * PCMCIA Interface 471 * 472 * Registers 473 * PCSR Status Register 474 * PCCR Control Register 475 * PCSSR Sleep State Register 476 */ 477 478#define SA1111_PCMCIA 0x1600 479 480/* 481 * These are offsets from the above base. 482 */ 483#define SA1111_PCCR 0x0000 484#define SA1111_PCSSR 0x0004 485#define SA1111_PCSR 0x0008 486 487#define PCSR_S0_READY (1<<0) 488#define PCSR_S1_READY (1<<1) 489#define PCSR_S0_DETECT (1<<2) 490#define PCSR_S1_DETECT (1<<3) 491#define PCSR_S0_VS1 (1<<4) 492#define PCSR_S0_VS2 (1<<5) 493#define PCSR_S1_VS1 (1<<6) 494#define PCSR_S1_VS2 (1<<7) 495#define PCSR_S0_WP (1<<8) 496#define PCSR_S1_WP (1<<9) 497#define PCSR_S0_BVD1 (1<<10) 498#define PCSR_S0_BVD2 (1<<11) 499#define PCSR_S1_BVD1 (1<<12) 500#define PCSR_S1_BVD2 (1<<13) 501 502#define PCCR_S0_RST (1<<0) 503#define PCCR_S1_RST (1<<1) 504#define PCCR_S0_FLT (1<<2) 505#define PCCR_S1_FLT (1<<3) 506#define PCCR_S0_PWAITEN (1<<4) 507#define PCCR_S1_PWAITEN (1<<5) 508#define PCCR_S0_PSE (1<<6) 509#define PCCR_S1_PSE (1<<7) 510 511#define PCSSR_S0_SLEEP (1<<0) 512#define PCSSR_S1_SLEEP (1<<1) 513 514 515 516 517extern struct bus_type sa1111_bus_type; 518 519#define SA1111_DEVID_SBI 0 520#define SA1111_DEVID_SK 1 521#define SA1111_DEVID_USB 2 522#define SA1111_DEVID_SAC 3 523#define SA1111_DEVID_SSP 4 524#define SA1111_DEVID_PS2 5 525#define SA1111_DEVID_GPIO 6 526#define SA1111_DEVID_INT 7 527#define SA1111_DEVID_PCMCIA 8 528 529struct sa1111_dev { 530 struct device dev; 531 unsigned int devid; 532 struct resource res; 533 void __iomem *mapbase; 534 unsigned int skpcr_mask; 535 unsigned int irq[6]; 536 u64 dma_mask; 537}; 538 539#define SA1111_DEV(_d) container_of((_d), struct sa1111_dev, dev) 540 541#define sa1111_get_drvdata(d) dev_get_drvdata(&(d)->dev) 542#define sa1111_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p) 543 544struct sa1111_driver { 545 struct device_driver drv; 546 unsigned int devid; 547 int (*probe)(struct sa1111_dev *); 548 int (*remove)(struct sa1111_dev *); 549 int (*suspend)(struct sa1111_dev *, pm_message_t); 550 int (*resume)(struct sa1111_dev *); 551}; 552 553#define SA1111_DRV(_d) container_of((_d), struct sa1111_driver, drv) 554 555#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name) 556 557/* 558 * These frob the SKPCR register. 559 */ 560void sa1111_enable_device(struct sa1111_dev *); 561void sa1111_disable_device(struct sa1111_dev *); 562 563unsigned int sa1111_pll_clock(struct sa1111_dev *); 564 565#define SA1111_AUDIO_ACLINK 0 566#define SA1111_AUDIO_I2S 1 567 568void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode); 569int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate); 570int sa1111_get_audio_rate(struct sa1111_dev *sadev); 571 572int sa1111_check_dma_bug(dma_addr_t addr); 573 574int sa1111_driver_register(struct sa1111_driver *); 575void sa1111_driver_unregister(struct sa1111_driver *); 576 577void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int dir, unsigned int sleep_dir); 578void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v); 579void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v); 580 581#endif /* _ASM_ARCH_SA1111 */ 582