1 #ifndef LINUX_SSB_H_ 2 #define LINUX_SSB_H_ 3 4 #include <linux/device.h> 5 #include <linux/list.h> 6 #include <linux/types.h> 7 #include <linux/spinlock.h> 8 #include <linux/pci.h> 9 #include <linux/mod_devicetable.h> 10 #include <linux/dma-mapping.h> 11 12 #include <linux/ssb/ssb_regs.h> 13 14 15 struct pcmcia_device; 16 struct ssb_bus; 17 struct ssb_driver; 18 19 struct ssb_sprom { 20 u8 revision; 21 u8 il0mac[6]; /* MAC address for 802.11b/g */ 22 u8 et0mac[6]; /* MAC address for Ethernet */ 23 u8 et1mac[6]; /* MAC address for 802.11a */ 24 u8 et0phyaddr; /* MII address for enet0 */ 25 u8 et1phyaddr; /* MII address for enet1 */ 26 u8 et0mdcport; /* MDIO for enet0 */ 27 u8 et1mdcport; /* MDIO for enet1 */ 28 u8 board_rev; /* Board revision number from SPROM. */ 29 u8 country_code; /* Country Code */ 30 u8 ant_available_a; /* A-PHY antenna available bits (up to 4) */ 31 u8 ant_available_bg; /* B/G-PHY antenna available bits (up to 4) */ 32 u16 pa0b0; 33 u16 pa0b1; 34 u16 pa0b2; 35 u16 pa1b0; 36 u16 pa1b1; 37 u16 pa1b2; 38 u8 gpio0; /* GPIO pin 0 */ 39 u8 gpio1; /* GPIO pin 1 */ 40 u8 gpio2; /* GPIO pin 2 */ 41 u8 gpio3; /* GPIO pin 3 */ 42 u16 maxpwr_a; /* A-PHY Amplifier Max Power (in dBm Q5.2) */ 43 u16 maxpwr_bg; /* B/G-PHY Amplifier Max Power (in dBm Q5.2) */ 44 u8 itssi_a; /* Idle TSSI Target for A-PHY */ 45 u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */ 46 u16 boardflags_lo; /* Boardflags (low 16 bits) */ 47 u16 boardflags_hi; /* Boardflags (high 16 bits) */ 48 49 /* Antenna gain values for up to 4 antennas 50 * on each band. Values in dBm/4 (Q5.2). Negative gain means the 51 * loss in the connectors is bigger than the gain. */ 52 struct { 53 struct { 54 s8 a0, a1, a2, a3; 55 } ghz24; /* 2.4GHz band */ 56 struct { 57 s8 a0, a1, a2, a3; 58 } ghz5; /* 5GHz band */ 59 } antenna_gain; 60 61 /* TODO - add any parameters needed from rev 2, 3, or 4 SPROMs */ 62 }; 63 64 /* Information about the PCB the circuitry is soldered on. */ 65 struct ssb_boardinfo { 66 u16 vendor; 67 u16 type; 68 u16 rev; 69 }; 70 71 72 struct ssb_device; 73 /* Lowlevel read/write operations on the device MMIO. 74 * Internal, don't use that outside of ssb. */ 75 struct ssb_bus_ops { 76 u8 (*read8)(struct ssb_device *dev, u16 offset); 77 u16 (*read16)(struct ssb_device *dev, u16 offset); 78 u32 (*read32)(struct ssb_device *dev, u16 offset); 79 void (*write8)(struct ssb_device *dev, u16 offset, u8 value); 80 void (*write16)(struct ssb_device *dev, u16 offset, u16 value); 81 void (*write32)(struct ssb_device *dev, u16 offset, u32 value); 82 #ifdef CONFIG_SSB_BLOCKIO 83 void (*block_read)(struct ssb_device *dev, void *buffer, 84 size_t count, u16 offset, u8 reg_width); 85 void (*block_write)(struct ssb_device *dev, const void *buffer, 86 size_t count, u16 offset, u8 reg_width); 87 #endif 88 }; 89 90 91 /* Core-ID values. */ 92 #define SSB_DEV_CHIPCOMMON 0x800 93 #define SSB_DEV_ILINE20 0x801 94 #define SSB_DEV_SDRAM 0x803 95 #define SSB_DEV_PCI 0x804 96 #define SSB_DEV_MIPS 0x805 97 #define SSB_DEV_ETHERNET 0x806 98 #define SSB_DEV_V90 0x807 99 #define SSB_DEV_USB11_HOSTDEV 0x808 100 #define SSB_DEV_ADSL 0x809 101 #define SSB_DEV_ILINE100 0x80A 102 #define SSB_DEV_IPSEC 0x80B 103 #define SSB_DEV_PCMCIA 0x80D 104 #define SSB_DEV_INTERNAL_MEM 0x80E 105 #define SSB_DEV_MEMC_SDRAM 0x80F 106 #define SSB_DEV_EXTIF 0x811 107 #define SSB_DEV_80211 0x812 108 #define SSB_DEV_MIPS_3302 0x816 109 #define SSB_DEV_USB11_HOST 0x817 110 #define SSB_DEV_USB11_DEV 0x818 111 #define SSB_DEV_USB20_HOST 0x819 112 #define SSB_DEV_USB20_DEV 0x81A 113 #define SSB_DEV_SDIO_HOST 0x81B 114 #define SSB_DEV_ROBOSWITCH 0x81C 115 #define SSB_DEV_PARA_ATA 0x81D 116 #define SSB_DEV_SATA_XORDMA 0x81E 117 #define SSB_DEV_ETHERNET_GBIT 0x81F 118 #define SSB_DEV_PCIE 0x820 119 #define SSB_DEV_MIMO_PHY 0x821 120 #define SSB_DEV_SRAM_CTRLR 0x822 121 #define SSB_DEV_MINI_MACPHY 0x823 122 #define SSB_DEV_ARM_1176 0x824 123 #define SSB_DEV_ARM_7TDMI 0x825 124 125 /* Vendor-ID values */ 126 #define SSB_VENDOR_BROADCOM 0x4243 127 128 /* Some kernel subsystems poke with dev->drvdata, so we must use the 129 * following ugly workaround to get from struct device to struct ssb_device */ 130 struct __ssb_dev_wrapper { 131 struct device dev; 132 struct ssb_device *sdev; 133 }; 134 135 struct ssb_device { 136 /* Having a copy of the ops pointer in each dev struct 137 * is an optimization. */ 138 const struct ssb_bus_ops *ops; 139 140 struct device *dev; 141 142 struct ssb_bus *bus; 143 struct ssb_device_id id; 144 145 u8 core_index; 146 unsigned int irq; 147 148 /* Internal-only stuff follows. */ 149 void *drvdata; /* Per-device data */ 150 void *devtypedata; /* Per-devicetype (eg 802.11) data */ 151 }; 152 153 /* Go from struct device to struct ssb_device. */ 154 static inline 155 struct ssb_device * dev_to_ssb_dev(struct device *dev) 156 { 157 struct __ssb_dev_wrapper *wrap; 158 wrap = container_of(dev, struct __ssb_dev_wrapper, dev); 159 return wrap->sdev; 160 } 161 162 /* Device specific user data */ 163 static inline 164 void ssb_set_drvdata(struct ssb_device *dev, void *data) 165 { 166 dev->drvdata = data; 167 } 168 static inline 169 void * ssb_get_drvdata(struct ssb_device *dev) 170 { 171 return dev->drvdata; 172 } 173 174 /* Devicetype specific user data. This is per device-type (not per device) */ 175 void ssb_set_devtypedata(struct ssb_device *dev, void *data); 176 static inline 177 void * ssb_get_devtypedata(struct ssb_device *dev) 178 { 179 return dev->devtypedata; 180 } 181 182 183 struct ssb_driver { 184 const char *name; 185 const struct ssb_device_id *id_table; 186 187 int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id); 188 void (*remove)(struct ssb_device *dev); 189 int (*suspend)(struct ssb_device *dev, pm_message_t state); 190 int (*resume)(struct ssb_device *dev); 191 void (*shutdown)(struct ssb_device *dev); 192 193 struct device_driver drv; 194 }; 195 #define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv) 196 197 extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner); 198 static inline int ssb_driver_register(struct ssb_driver *drv) 199 { 200 return __ssb_driver_register(drv, THIS_MODULE); 201 } 202 extern void ssb_driver_unregister(struct ssb_driver *drv); 203 204 205 206 207 enum ssb_bustype { 208 SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */ 209 SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */ 210 SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */ 211 }; 212 213 /* board_vendor */ 214 #define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */ 215 #define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */ 216 #define SSB_BOARDVENDOR_HP 0x0E11 /* HP */ 217 /* board_type */ 218 #define SSB_BOARD_BCM94306MP 0x0418 219 #define SSB_BOARD_BCM4309G 0x0421 220 #define SSB_BOARD_BCM4306CB 0x0417 221 #define SSB_BOARD_BCM4309MP 0x040C 222 #define SSB_BOARD_MP4318 0x044A 223 #define SSB_BOARD_BU4306 0x0416 224 #define SSB_BOARD_BU4309 0x040A 225 /* chip_package */ 226 #define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */ 227 #define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */ 228 #define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */ 229 230 #include <linux/ssb/ssb_driver_chipcommon.h> 231 #include <linux/ssb/ssb_driver_mips.h> 232 #include <linux/ssb/ssb_driver_extif.h> 233 #include <linux/ssb/ssb_driver_pci.h> 234 235 struct ssb_bus { 236 /* The MMIO area. */ 237 void __iomem *mmio; 238 239 const struct ssb_bus_ops *ops; 240 241 /* The core in the basic address register window. (PCI bus only) */ 242 struct ssb_device *mapped_device; 243 /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */ 244 u8 mapped_pcmcia_seg; 245 /* Lock for core and segment switching. 246 * On PCMCIA-host busses this is used to protect the whole MMIO access. */ 247 spinlock_t bar_lock; 248 249 /* The bus this backplane is running on. */ 250 enum ssb_bustype bustype; 251 /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */ 252 struct pci_dev *host_pci; 253 /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */ 254 struct pcmcia_device *host_pcmcia; 255 256 #ifdef CONFIG_SSB_SPROM 257 /* Mutex to protect the SPROM writing. */ 258 struct mutex sprom_mutex; 259 #endif 260 261 /* ID information about the Chip. */ 262 u16 chip_id; 263 u16 chip_rev; 264 u16 sprom_size; /* number of words in sprom */ 265 u8 chip_package; 266 267 /* List of devices (cores) on the backplane. */ 268 struct ssb_device devices[SSB_MAX_NR_CORES]; 269 u8 nr_devices; 270 271 /* Software ID number for this bus. */ 272 unsigned int busnumber; 273 274 /* The ChipCommon device (if available). */ 275 struct ssb_chipcommon chipco; 276 /* The PCI-core device (if available). */ 277 struct ssb_pcicore pcicore; 278 /* The MIPS-core device (if available). */ 279 struct ssb_mipscore mipscore; 280 /* The EXTif-core device (if available). */ 281 struct ssb_extif extif; 282 283 /* The following structure elements are not available in early 284 * SSB initialization. Though, they are available for regular 285 * registered drivers at any stage. So be careful when 286 * using them in the ssb core code. */ 287 288 /* ID information about the PCB. */ 289 struct ssb_boardinfo boardinfo; 290 /* Contents of the SPROM. */ 291 struct ssb_sprom sprom; 292 /* If the board has a cardbus slot, this is set to true. */ 293 bool has_cardbus_slot; 294 295 #ifdef CONFIG_SSB_EMBEDDED 296 /* Lock for GPIO register access. */ 297 spinlock_t gpio_lock; 298 #endif /* EMBEDDED */ 299 300 /* Internal-only stuff follows. Do not touch. */ 301 struct list_head list; 302 #ifdef CONFIG_SSB_DEBUG 303 /* Is the bus already powered up? */ 304 bool powered_up; 305 int power_warn_count; 306 #endif /* DEBUG */ 307 }; 308 309 /* The initialization-invariants. */ 310 struct ssb_init_invariants { 311 /* Versioning information about the PCB. */ 312 struct ssb_boardinfo boardinfo; 313 /* The SPROM information. That's either stored in an 314 * EEPROM or NVRAM on the board. */ 315 struct ssb_sprom sprom; 316 /* If the board has a cardbus slot, this is set to true. */ 317 bool has_cardbus_slot; 318 }; 319 /* Type of function to fetch the invariants. */ 320 typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus, 321 struct ssb_init_invariants *iv); 322 323 /* Register a SSB system bus. get_invariants() is called after the 324 * basic system devices are initialized. 325 * The invariants are usually fetched from some NVRAM. 326 * Put the invariants into the struct pointed to by iv. */ 327 extern int ssb_bus_ssbbus_register(struct ssb_bus *bus, 328 unsigned long baseaddr, 329 ssb_invariants_func_t get_invariants); 330 #ifdef CONFIG_SSB_PCIHOST 331 extern int ssb_bus_pcibus_register(struct ssb_bus *bus, 332 struct pci_dev *host_pci); 333 #endif /* CONFIG_SSB_PCIHOST */ 334 #ifdef CONFIG_SSB_PCMCIAHOST 335 extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus, 336 struct pcmcia_device *pcmcia_dev, 337 unsigned long baseaddr); 338 #endif /* CONFIG_SSB_PCMCIAHOST */ 339 340 extern void ssb_bus_unregister(struct ssb_bus *bus); 341 342 /* Set a fallback SPROM. 343 * See kdoc at the function definition for complete documentation. */ 344 extern int ssb_arch_set_fallback_sprom(const struct ssb_sprom *sprom); 345 346 /* Suspend a SSB bus. 347 * Call this from the parent bus suspend routine. */ 348 extern int ssb_bus_suspend(struct ssb_bus *bus); 349 /* Resume a SSB bus. 350 * Call this from the parent bus resume routine. */ 351 extern int ssb_bus_resume(struct ssb_bus *bus); 352 353 extern u32 ssb_clockspeed(struct ssb_bus *bus); 354 355 /* Is the device enabled in hardware? */ 356 int ssb_device_is_enabled(struct ssb_device *dev); 357 /* Enable a device and pass device-specific SSB_TMSLOW flags. 358 * If no device-specific flags are available, use 0. */ 359 void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags); 360 /* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */ 361 void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags); 362 363 364 /* Device MMIO register read/write functions. */ 365 static inline u8 ssb_read8(struct ssb_device *dev, u16 offset) 366 { 367 return dev->ops->read8(dev, offset); 368 } 369 static inline u16 ssb_read16(struct ssb_device *dev, u16 offset) 370 { 371 return dev->ops->read16(dev, offset); 372 } 373 static inline u32 ssb_read32(struct ssb_device *dev, u16 offset) 374 { 375 return dev->ops->read32(dev, offset); 376 } 377 static inline void ssb_write8(struct ssb_device *dev, u16 offset, u8 value) 378 { 379 dev->ops->write8(dev, offset, value); 380 } 381 static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value) 382 { 383 dev->ops->write16(dev, offset, value); 384 } 385 static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value) 386 { 387 dev->ops->write32(dev, offset, value); 388 } 389 #ifdef CONFIG_SSB_BLOCKIO 390 static inline void ssb_block_read(struct ssb_device *dev, void *buffer, 391 size_t count, u16 offset, u8 reg_width) 392 { 393 dev->ops->block_read(dev, buffer, count, offset, reg_width); 394 } 395 396 static inline void ssb_block_write(struct ssb_device *dev, const void *buffer, 397 size_t count, u16 offset, u8 reg_width) 398 { 399 dev->ops->block_write(dev, buffer, count, offset, reg_width); 400 } 401 #endif /* CONFIG_SSB_BLOCKIO */ 402 403 404 /* The SSB DMA API. Use this API for any DMA operation on the device. 405 * This API basically is a wrapper that calls the correct DMA API for 406 * the host device type the SSB device is attached to. */ 407 408 /* Translation (routing) bits that need to be ORed to DMA 409 * addresses before they are given to a device. */ 410 extern u32 ssb_dma_translation(struct ssb_device *dev); 411 #define SSB_DMA_TRANSLATION_MASK 0xC0000000 412 #define SSB_DMA_TRANSLATION_SHIFT 30 413 414 extern int ssb_dma_set_mask(struct ssb_device *dev, u64 mask); 415 416 extern void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, 417 dma_addr_t *dma_handle, gfp_t gfp_flags); 418 extern void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, 419 void *vaddr, dma_addr_t dma_handle, 420 gfp_t gfp_flags); 421 422 static inline void __cold __ssb_dma_not_implemented(struct ssb_device *dev) 423 { 424 #ifdef CONFIG_SSB_DEBUG 425 printk(KERN_ERR "SSB: BUG! Calling DMA API for " 426 "unsupported bustype %d\n", dev->bus->bustype); 427 #endif /* DEBUG */ 428 } 429 430 static inline int ssb_dma_mapping_error(struct ssb_device *dev, dma_addr_t addr) 431 { 432 switch (dev->bus->bustype) { 433 case SSB_BUSTYPE_PCI: 434 #ifdef CONFIG_SSB_PCIHOST 435 return pci_dma_mapping_error(dev->bus->host_pci, addr); 436 #endif 437 break; 438 case SSB_BUSTYPE_SSB: 439 return dma_mapping_error(dev->dev, addr); 440 default: 441 break; 442 } 443 __ssb_dma_not_implemented(dev); 444 return -ENOSYS; 445 } 446 447 static inline dma_addr_t ssb_dma_map_single(struct ssb_device *dev, void *p, 448 size_t size, enum dma_data_direction dir) 449 { 450 switch (dev->bus->bustype) { 451 case SSB_BUSTYPE_PCI: 452 #ifdef CONFIG_SSB_PCIHOST 453 return pci_map_single(dev->bus->host_pci, p, size, dir); 454 #endif 455 break; 456 case SSB_BUSTYPE_SSB: 457 return dma_map_single(dev->dev, p, size, dir); 458 default: 459 break; 460 } 461 __ssb_dma_not_implemented(dev); 462 return 0; 463 } 464 465 static inline void ssb_dma_unmap_single(struct ssb_device *dev, dma_addr_t dma_addr, 466 size_t size, enum dma_data_direction dir) 467 { 468 switch (dev->bus->bustype) { 469 case SSB_BUSTYPE_PCI: 470 #ifdef CONFIG_SSB_PCIHOST 471 pci_unmap_single(dev->bus->host_pci, dma_addr, size, dir); 472 return; 473 #endif 474 break; 475 case SSB_BUSTYPE_SSB: 476 dma_unmap_single(dev->dev, dma_addr, size, dir); 477 return; 478 default: 479 break; 480 } 481 __ssb_dma_not_implemented(dev); 482 } 483 484 static inline void ssb_dma_sync_single_for_cpu(struct ssb_device *dev, 485 dma_addr_t dma_addr, 486 size_t size, 487 enum dma_data_direction dir) 488 { 489 switch (dev->bus->bustype) { 490 case SSB_BUSTYPE_PCI: 491 #ifdef CONFIG_SSB_PCIHOST 492 pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, 493 size, dir); 494 return; 495 #endif 496 break; 497 case SSB_BUSTYPE_SSB: 498 dma_sync_single_for_cpu(dev->dev, dma_addr, size, dir); 499 return; 500 default: 501 break; 502 } 503 __ssb_dma_not_implemented(dev); 504 } 505 506 static inline void ssb_dma_sync_single_for_device(struct ssb_device *dev, 507 dma_addr_t dma_addr, 508 size_t size, 509 enum dma_data_direction dir) 510 { 511 switch (dev->bus->bustype) { 512 case SSB_BUSTYPE_PCI: 513 #ifdef CONFIG_SSB_PCIHOST 514 pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, 515 size, dir); 516 return; 517 #endif 518 break; 519 case SSB_BUSTYPE_SSB: 520 dma_sync_single_for_device(dev->dev, dma_addr, size, dir); 521 return; 522 default: 523 break; 524 } 525 __ssb_dma_not_implemented(dev); 526 } 527 528 static inline void ssb_dma_sync_single_range_for_cpu(struct ssb_device *dev, 529 dma_addr_t dma_addr, 530 unsigned long offset, 531 size_t size, 532 enum dma_data_direction dir) 533 { 534 switch (dev->bus->bustype) { 535 case SSB_BUSTYPE_PCI: 536 #ifdef CONFIG_SSB_PCIHOST 537 /* Just sync everything. That's all the PCI API can do. */ 538 pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, 539 offset + size, dir); 540 return; 541 #endif 542 break; 543 case SSB_BUSTYPE_SSB: 544 dma_sync_single_range_for_cpu(dev->dev, dma_addr, offset, 545 size, dir); 546 return; 547 default: 548 break; 549 } 550 __ssb_dma_not_implemented(dev); 551 } 552 553 static inline void ssb_dma_sync_single_range_for_device(struct ssb_device *dev, 554 dma_addr_t dma_addr, 555 unsigned long offset, 556 size_t size, 557 enum dma_data_direction dir) 558 { 559 switch (dev->bus->bustype) { 560 case SSB_BUSTYPE_PCI: 561 #ifdef CONFIG_SSB_PCIHOST 562 /* Just sync everything. That's all the PCI API can do. */ 563 pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, 564 offset + size, dir); 565 return; 566 #endif 567 break; 568 case SSB_BUSTYPE_SSB: 569 dma_sync_single_range_for_device(dev->dev, dma_addr, offset, 570 size, dir); 571 return; 572 default: 573 break; 574 } 575 __ssb_dma_not_implemented(dev); 576 } 577 578 579 #ifdef CONFIG_SSB_PCIHOST 580 /* PCI-host wrapper driver */ 581 extern int ssb_pcihost_register(struct pci_driver *driver); 582 static inline void ssb_pcihost_unregister(struct pci_driver *driver) 583 { 584 pci_unregister_driver(driver); 585 } 586 587 static inline 588 void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state) 589 { 590 if (sdev->bus->bustype == SSB_BUSTYPE_PCI) 591 pci_set_power_state(sdev->bus->host_pci, state); 592 } 593 #else 594 static inline void ssb_pcihost_unregister(struct pci_driver *driver) 595 { 596 } 597 598 static inline 599 void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state) 600 { 601 } 602 #endif /* CONFIG_SSB_PCIHOST */ 603 604 605 /* If a driver is shutdown or suspended, call this to signal 606 * that the bus may be completely powered down. SSB will decide, 607 * if it's really time to power down the bus, based on if there 608 * are other devices that want to run. */ 609 extern int ssb_bus_may_powerdown(struct ssb_bus *bus); 610 /* Before initializing and enabling a device, call this to power-up the bus. 611 * If you want to allow use of dynamic-power-control, pass the flag. 612 * Otherwise static always-on powercontrol will be used. */ 613 extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl); 614 615 616 /* Various helper functions */ 617 extern u32 ssb_admatch_base(u32 adm); 618 extern u32 ssb_admatch_size(u32 adm); 619 620 /* PCI device mapping and fixup routines. 621 * Called from the architecture pcibios init code. 622 * These are only available on SSB_EMBEDDED configurations. */ 623 #ifdef CONFIG_SSB_EMBEDDED 624 int ssb_pcibios_plat_dev_init(struct pci_dev *dev); 625 int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); 626 #endif /* CONFIG_SSB_EMBEDDED */ 627 628 #endif /* LINUX_SSB_H_ */ 629