bcma.h (15344B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef LINUX_BCMA_H_ 3#define LINUX_BCMA_H_ 4 5#include <linux/pci.h> 6#include <linux/mod_devicetable.h> 7 8#include <linux/bcma/bcma_driver_arm_c9.h> 9#include <linux/bcma/bcma_driver_chipcommon.h> 10#include <linux/bcma/bcma_driver_pci.h> 11#include <linux/bcma/bcma_driver_pcie2.h> 12#include <linux/bcma/bcma_driver_mips.h> 13#include <linux/bcma/bcma_driver_gmac_cmn.h> 14#include <linux/ssb/ssb.h> /* SPROM sharing */ 15 16#include <linux/bcma/bcma_regs.h> 17 18struct bcma_device; 19struct bcma_bus; 20 21enum bcma_hosttype { 22 BCMA_HOSTTYPE_PCI, 23 BCMA_HOSTTYPE_SDIO, 24 BCMA_HOSTTYPE_SOC, 25}; 26 27struct bcma_chipinfo { 28 u16 id; 29 u8 rev; 30 u8 pkg; 31}; 32 33struct bcma_boardinfo { 34 u16 vendor; 35 u16 type; 36}; 37 38enum bcma_clkmode { 39 BCMA_CLKMODE_FAST, 40 BCMA_CLKMODE_DYNAMIC, 41}; 42 43struct bcma_host_ops { 44 u8 (*read8)(struct bcma_device *core, u16 offset); 45 u16 (*read16)(struct bcma_device *core, u16 offset); 46 u32 (*read32)(struct bcma_device *core, u16 offset); 47 void (*write8)(struct bcma_device *core, u16 offset, u8 value); 48 void (*write16)(struct bcma_device *core, u16 offset, u16 value); 49 void (*write32)(struct bcma_device *core, u16 offset, u32 value); 50#ifdef CONFIG_BCMA_BLOCKIO 51 void (*block_read)(struct bcma_device *core, void *buffer, 52 size_t count, u16 offset, u8 reg_width); 53 void (*block_write)(struct bcma_device *core, const void *buffer, 54 size_t count, u16 offset, u8 reg_width); 55#endif 56 /* Agent ops */ 57 u32 (*aread32)(struct bcma_device *core, u16 offset); 58 void (*awrite32)(struct bcma_device *core, u16 offset, u32 value); 59}; 60 61/* Core manufacturers */ 62#define BCMA_MANUF_ARM 0x43B 63#define BCMA_MANUF_MIPS 0x4A7 64#define BCMA_MANUF_BCM 0x4BF 65 66/* Core class values. */ 67#define BCMA_CL_SIM 0x0 68#define BCMA_CL_EROM 0x1 69#define BCMA_CL_CORESIGHT 0x9 70#define BCMA_CL_VERIF 0xB 71#define BCMA_CL_OPTIMO 0xD 72#define BCMA_CL_GEN 0xE 73#define BCMA_CL_PRIMECELL 0xF 74 75/* Core-ID values. */ 76#define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */ 77#define BCMA_CORE_4706_CHIPCOMMON 0x500 78#define BCMA_CORE_NS_PCIEG2 0x501 79#define BCMA_CORE_NS_DMA 0x502 80#define BCMA_CORE_NS_SDIO3 0x503 81#define BCMA_CORE_NS_USB20 0x504 82#define BCMA_CORE_NS_USB30 0x505 83#define BCMA_CORE_NS_A9JTAG 0x506 84#define BCMA_CORE_NS_DDR23 0x507 85#define BCMA_CORE_NS_ROM 0x508 86#define BCMA_CORE_NS_NAND 0x509 87#define BCMA_CORE_NS_QSPI 0x50A 88#define BCMA_CORE_NS_CHIPCOMMON_B 0x50B 89#define BCMA_CORE_4706_SOC_RAM 0x50E 90#define BCMA_CORE_ARMCA9 0x510 91#define BCMA_CORE_4706_MAC_GBIT 0x52D 92#define BCMA_CORE_AMEMC 0x52E /* DDR1/2 memory controller core */ 93#define BCMA_CORE_ALTA 0x534 /* I2S core */ 94#define BCMA_CORE_4706_MAC_GBIT_COMMON 0x5DC 95#define BCMA_CORE_DDR23_PHY 0x5DD 96#define BCMA_CORE_INVALID 0x700 97#define BCMA_CORE_CHIPCOMMON 0x800 98#define BCMA_CORE_ILINE20 0x801 99#define BCMA_CORE_SRAM 0x802 100#define BCMA_CORE_SDRAM 0x803 101#define BCMA_CORE_PCI 0x804 102#define BCMA_CORE_MIPS 0x805 103#define BCMA_CORE_ETHERNET 0x806 104#define BCMA_CORE_V90 0x807 105#define BCMA_CORE_USB11_HOSTDEV 0x808 106#define BCMA_CORE_ADSL 0x809 107#define BCMA_CORE_ILINE100 0x80A 108#define BCMA_CORE_IPSEC 0x80B 109#define BCMA_CORE_UTOPIA 0x80C 110#define BCMA_CORE_PCMCIA 0x80D 111#define BCMA_CORE_INTERNAL_MEM 0x80E 112#define BCMA_CORE_MEMC_SDRAM 0x80F 113#define BCMA_CORE_OFDM 0x810 114#define BCMA_CORE_EXTIF 0x811 115#define BCMA_CORE_80211 0x812 116#define BCMA_CORE_PHY_A 0x813 117#define BCMA_CORE_PHY_B 0x814 118#define BCMA_CORE_PHY_G 0x815 119#define BCMA_CORE_MIPS_3302 0x816 120#define BCMA_CORE_USB11_HOST 0x817 121#define BCMA_CORE_USB11_DEV 0x818 122#define BCMA_CORE_USB20_HOST 0x819 123#define BCMA_CORE_USB20_DEV 0x81A 124#define BCMA_CORE_SDIO_HOST 0x81B 125#define BCMA_CORE_ROBOSWITCH 0x81C 126#define BCMA_CORE_PARA_ATA 0x81D 127#define BCMA_CORE_SATA_XORDMA 0x81E 128#define BCMA_CORE_ETHERNET_GBIT 0x81F 129#define BCMA_CORE_PCIE 0x820 130#define BCMA_CORE_PHY_N 0x821 131#define BCMA_CORE_SRAM_CTL 0x822 132#define BCMA_CORE_MINI_MACPHY 0x823 133#define BCMA_CORE_ARM_1176 0x824 134#define BCMA_CORE_ARM_7TDMI 0x825 135#define BCMA_CORE_PHY_LP 0x826 136#define BCMA_CORE_PMU 0x827 137#define BCMA_CORE_PHY_SSN 0x828 138#define BCMA_CORE_SDIO_DEV 0x829 139#define BCMA_CORE_ARM_CM3 0x82A 140#define BCMA_CORE_PHY_HT 0x82B 141#define BCMA_CORE_MIPS_74K 0x82C 142#define BCMA_CORE_MAC_GBIT 0x82D 143#define BCMA_CORE_DDR12_MEM_CTL 0x82E 144#define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */ 145#define BCMA_CORE_OCP_OCP_BRIDGE 0x830 146#define BCMA_CORE_SHARED_COMMON 0x831 147#define BCMA_CORE_OCP_AHB_BRIDGE 0x832 148#define BCMA_CORE_SPI_HOST 0x833 149#define BCMA_CORE_I2S 0x834 150#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */ 151#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */ 152#define BCMA_CORE_PHY_AC 0x83B 153#define BCMA_CORE_PCIE2 0x83C /* PCI Express Gen2 */ 154#define BCMA_CORE_USB30_DEV 0x83D 155#define BCMA_CORE_ARM_CR4 0x83E 156#define BCMA_CORE_GCI 0x840 157#define BCMA_CORE_CMEM 0x846 /* CNDS DDR2/3 memory controller */ 158#define BCMA_CORE_ARM_CA7 0x847 159#define BCMA_CORE_SYS_MEM 0x849 160#define BCMA_CORE_DEFAULT 0xFFF 161 162#define BCMA_MAX_NR_CORES 16 163#define BCMA_CORE_SIZE 0x1000 164 165/* Chip IDs of PCIe devices */ 166#define BCMA_CHIP_ID_BCM4313 0x4313 167#define BCMA_CHIP_ID_BCM43142 43142 168#define BCMA_CHIP_ID_BCM43131 43131 169#define BCMA_CHIP_ID_BCM43217 43217 170#define BCMA_CHIP_ID_BCM43222 43222 171#define BCMA_CHIP_ID_BCM43224 43224 172#define BCMA_PKG_ID_BCM43224_FAB_CSM 0x8 173#define BCMA_PKG_ID_BCM43224_FAB_SMIC 0xa 174#define BCMA_CHIP_ID_BCM43225 43225 175#define BCMA_CHIP_ID_BCM43227 43227 176#define BCMA_CHIP_ID_BCM43228 43228 177#define BCMA_CHIP_ID_BCM43421 43421 178#define BCMA_CHIP_ID_BCM43428 43428 179#define BCMA_CHIP_ID_BCM43431 43431 180#define BCMA_CHIP_ID_BCM43460 43460 181#define BCMA_CHIP_ID_BCM4331 0x4331 182#define BCMA_CHIP_ID_BCM6362 0x6362 183#define BCMA_CHIP_ID_BCM4360 0x4360 184#define BCMA_CHIP_ID_BCM4352 0x4352 185 186/* Chip IDs of SoCs */ 187#define BCMA_CHIP_ID_BCM4706 0x5300 188#define BCMA_PKG_ID_BCM4706L 1 189#define BCMA_CHIP_ID_BCM4716 0x4716 190#define BCMA_PKG_ID_BCM4716 8 191#define BCMA_PKG_ID_BCM4717 9 192#define BCMA_PKG_ID_BCM4718 10 193#define BCMA_CHIP_ID_BCM47162 47162 194#define BCMA_CHIP_ID_BCM4748 0x4748 195#define BCMA_CHIP_ID_BCM4749 0x4749 196#define BCMA_CHIP_ID_BCM5356 0x5356 197#define BCMA_CHIP_ID_BCM5357 0x5357 198#define BCMA_PKG_ID_BCM5358 9 199#define BCMA_PKG_ID_BCM47186 10 200#define BCMA_PKG_ID_BCM5357 11 201#define BCMA_CHIP_ID_BCM53572 53572 202#define BCMA_PKG_ID_BCM47188 9 203#define BCMA_CHIP_ID_BCM4707 53010 204#define BCMA_PKG_ID_BCM4707 1 205#define BCMA_PKG_ID_BCM4708 2 206#define BCMA_PKG_ID_BCM4709 0 207#define BCMA_CHIP_ID_BCM47094 53030 208#define BCMA_CHIP_ID_BCM53018 53018 209#define BCMA_CHIP_ID_BCM53573 53573 210#define BCMA_PKG_ID_BCM53573 0 211#define BCMA_PKG_ID_BCM47189 1 212 213/* Board types (on PCI usually equals to the subsystem dev id) */ 214/* BCM4313 */ 215#define BCMA_BOARD_TYPE_BCM94313BU 0X050F 216#define BCMA_BOARD_TYPE_BCM94313HM 0X0510 217#define BCMA_BOARD_TYPE_BCM94313EPA 0X0511 218#define BCMA_BOARD_TYPE_BCM94313HMG 0X051C 219/* BCM4716 */ 220#define BCMA_BOARD_TYPE_BCM94716NR2 0X04CD 221/* BCM43224 */ 222#define BCMA_BOARD_TYPE_BCM943224X21 0X056E 223#define BCMA_BOARD_TYPE_BCM943224X21_FCC 0X00D1 224#define BCMA_BOARD_TYPE_BCM943224X21B 0X00E9 225#define BCMA_BOARD_TYPE_BCM943224M93 0X008B 226#define BCMA_BOARD_TYPE_BCM943224M93A 0X0090 227#define BCMA_BOARD_TYPE_BCM943224X16 0X0093 228#define BCMA_BOARD_TYPE_BCM94322X9 0X008D 229#define BCMA_BOARD_TYPE_BCM94322M35E 0X008E 230/* BCM43228 */ 231#define BCMA_BOARD_TYPE_BCM943228BU8 0X0540 232#define BCMA_BOARD_TYPE_BCM943228BU9 0X0541 233#define BCMA_BOARD_TYPE_BCM943228BU 0X0542 234#define BCMA_BOARD_TYPE_BCM943227HM4L 0X0543 235#define BCMA_BOARD_TYPE_BCM943227HMB 0X0544 236#define BCMA_BOARD_TYPE_BCM943228HM4L 0X0545 237#define BCMA_BOARD_TYPE_BCM943228SD 0X0573 238/* BCM4331 */ 239#define BCMA_BOARD_TYPE_BCM94331X19 0X00D6 240#define BCMA_BOARD_TYPE_BCM94331X28 0X00E4 241#define BCMA_BOARD_TYPE_BCM94331X28B 0X010E 242#define BCMA_BOARD_TYPE_BCM94331PCIEBT3AX 0X00E4 243#define BCMA_BOARD_TYPE_BCM94331X12_2G 0X00EC 244#define BCMA_BOARD_TYPE_BCM94331X12_5G 0X00ED 245#define BCMA_BOARD_TYPE_BCM94331X29B 0X00EF 246#define BCMA_BOARD_TYPE_BCM94331CSAX 0X00EF 247#define BCMA_BOARD_TYPE_BCM94331X19C 0X00F5 248#define BCMA_BOARD_TYPE_BCM94331X33 0X00F4 249#define BCMA_BOARD_TYPE_BCM94331BU 0X0523 250#define BCMA_BOARD_TYPE_BCM94331S9BU 0X0524 251#define BCMA_BOARD_TYPE_BCM94331MC 0X0525 252#define BCMA_BOARD_TYPE_BCM94331MCI 0X0526 253#define BCMA_BOARD_TYPE_BCM94331PCIEBT4 0X0527 254#define BCMA_BOARD_TYPE_BCM94331HM 0X0574 255#define BCMA_BOARD_TYPE_BCM94331PCIEDUAL 0X059B 256#define BCMA_BOARD_TYPE_BCM94331MCH5 0X05A9 257#define BCMA_BOARD_TYPE_BCM94331CS 0X05C6 258#define BCMA_BOARD_TYPE_BCM94331CD 0X05DA 259/* BCM53572 */ 260#define BCMA_BOARD_TYPE_BCM953572BU 0X058D 261#define BCMA_BOARD_TYPE_BCM953572NR2 0X058E 262#define BCMA_BOARD_TYPE_BCM947188NR2 0X058F 263#define BCMA_BOARD_TYPE_BCM953572SDRNR2 0X0590 264/* BCM43142 */ 265#define BCMA_BOARD_TYPE_BCM943142HM 0X05E0 266 267struct bcma_device { 268 struct bcma_bus *bus; 269 struct bcma_device_id id; 270 271 struct device dev; 272 struct device *dma_dev; 273 274 unsigned int irq; 275 bool dev_registered; 276 277 u8 core_index; 278 u8 core_unit; 279 280 u32 addr; 281 u32 addr_s[8]; 282 u32 wrap; 283 284 void __iomem *io_addr; 285 void __iomem *io_wrap; 286 287 void *drvdata; 288 struct list_head list; 289}; 290 291static inline void *bcma_get_drvdata(struct bcma_device *core) 292{ 293 return core->drvdata; 294} 295static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata) 296{ 297 core->drvdata = drvdata; 298} 299 300struct bcma_driver { 301 const char *name; 302 const struct bcma_device_id *id_table; 303 304 int (*probe)(struct bcma_device *dev); 305 void (*remove)(struct bcma_device *dev); 306 int (*suspend)(struct bcma_device *dev); 307 int (*resume)(struct bcma_device *dev); 308 void (*shutdown)(struct bcma_device *dev); 309 310 struct device_driver drv; 311}; 312extern 313int __bcma_driver_register(struct bcma_driver *drv, struct module *owner); 314#define bcma_driver_register(drv) \ 315 __bcma_driver_register(drv, THIS_MODULE) 316 317extern void bcma_driver_unregister(struct bcma_driver *drv); 318 319/* module_bcma_driver() - Helper macro for drivers that don't do 320 * anything special in module init/exit. This eliminates a lot of 321 * boilerplate. Each module may only use this macro once, and 322 * calling it replaces module_init() and module_exit() 323 */ 324#define module_bcma_driver(__bcma_driver) \ 325 module_driver(__bcma_driver, bcma_driver_register, \ 326 bcma_driver_unregister) 327 328/* Set a fallback SPROM. 329 * See kdoc at the function definition for complete documentation. */ 330extern int bcma_arch_register_fallback_sprom( 331 int (*sprom_callback)(struct bcma_bus *bus, 332 struct ssb_sprom *out)); 333 334struct bcma_bus { 335 struct device *dev; 336 337 /* The MMIO area. */ 338 void __iomem *mmio; 339 340 const struct bcma_host_ops *ops; 341 342 enum bcma_hosttype hosttype; 343 bool host_is_pcie2; /* Used for BCMA_HOSTTYPE_PCI only */ 344 struct pci_dev *host_pci; /* PCI bus pointer (BCMA_HOSTTYPE_PCI only) */ 345 346 struct bcma_chipinfo chipinfo; 347 348 struct bcma_boardinfo boardinfo; 349 350 struct bcma_device *mapped_core; 351 struct list_head cores; 352 u8 nr_cores; 353 u8 num; 354 355 struct bcma_drv_cc drv_cc; 356 struct bcma_drv_cc_b drv_cc_b; 357 struct bcma_drv_pci drv_pci[2]; 358 struct bcma_drv_pcie2 drv_pcie2; 359 struct bcma_drv_mips drv_mips; 360 struct bcma_drv_gmac_cmn drv_gmac_cmn; 361 362 /* We decided to share SPROM struct with SSB as long as we do not need 363 * any hacks for BCMA. This simplifies drivers code. */ 364 struct ssb_sprom sprom; 365}; 366 367static inline u32 bcma_read8(struct bcma_device *core, u16 offset) 368{ 369 return core->bus->ops->read8(core, offset); 370} 371static inline u32 bcma_read16(struct bcma_device *core, u16 offset) 372{ 373 return core->bus->ops->read16(core, offset); 374} 375static inline u32 bcma_read32(struct bcma_device *core, u16 offset) 376{ 377 return core->bus->ops->read32(core, offset); 378} 379static inline 380void bcma_write8(struct bcma_device *core, u16 offset, u32 value) 381{ 382 core->bus->ops->write8(core, offset, value); 383} 384static inline 385void bcma_write16(struct bcma_device *core, u16 offset, u32 value) 386{ 387 core->bus->ops->write16(core, offset, value); 388} 389static inline 390void bcma_write32(struct bcma_device *core, u16 offset, u32 value) 391{ 392 core->bus->ops->write32(core, offset, value); 393} 394#ifdef CONFIG_BCMA_BLOCKIO 395static inline void bcma_block_read(struct bcma_device *core, void *buffer, 396 size_t count, u16 offset, u8 reg_width) 397{ 398 core->bus->ops->block_read(core, buffer, count, offset, reg_width); 399} 400static inline void bcma_block_write(struct bcma_device *core, 401 const void *buffer, size_t count, 402 u16 offset, u8 reg_width) 403{ 404 core->bus->ops->block_write(core, buffer, count, offset, reg_width); 405} 406#endif 407static inline u32 bcma_aread32(struct bcma_device *core, u16 offset) 408{ 409 return core->bus->ops->aread32(core, offset); 410} 411static inline 412void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value) 413{ 414 core->bus->ops->awrite32(core, offset, value); 415} 416 417static inline void bcma_mask32(struct bcma_device *cc, u16 offset, u32 mask) 418{ 419 bcma_write32(cc, offset, bcma_read32(cc, offset) & mask); 420} 421static inline void bcma_set32(struct bcma_device *cc, u16 offset, u32 set) 422{ 423 bcma_write32(cc, offset, bcma_read32(cc, offset) | set); 424} 425static inline void bcma_maskset32(struct bcma_device *cc, 426 u16 offset, u32 mask, u32 set) 427{ 428 bcma_write32(cc, offset, (bcma_read32(cc, offset) & mask) | set); 429} 430static inline void bcma_mask16(struct bcma_device *cc, u16 offset, u16 mask) 431{ 432 bcma_write16(cc, offset, bcma_read16(cc, offset) & mask); 433} 434static inline void bcma_set16(struct bcma_device *cc, u16 offset, u16 set) 435{ 436 bcma_write16(cc, offset, bcma_read16(cc, offset) | set); 437} 438static inline void bcma_maskset16(struct bcma_device *cc, 439 u16 offset, u16 mask, u16 set) 440{ 441 bcma_write16(cc, offset, (bcma_read16(cc, offset) & mask) | set); 442} 443 444extern struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, 445 u8 unit); 446static inline struct bcma_device *bcma_find_core(struct bcma_bus *bus, 447 u16 coreid) 448{ 449 return bcma_find_core_unit(bus, coreid, 0); 450} 451 452#ifdef CONFIG_BCMA_HOST_PCI 453extern void bcma_host_pci_up(struct bcma_bus *bus); 454extern void bcma_host_pci_down(struct bcma_bus *bus); 455extern int bcma_host_pci_irq_ctl(struct bcma_bus *bus, 456 struct bcma_device *core, bool enable); 457#else 458static inline void bcma_host_pci_up(struct bcma_bus *bus) 459{ 460} 461static inline void bcma_host_pci_down(struct bcma_bus *bus) 462{ 463} 464static inline int bcma_host_pci_irq_ctl(struct bcma_bus *bus, 465 struct bcma_device *core, bool enable) 466{ 467 if (bus->hosttype == BCMA_HOSTTYPE_PCI) 468 return -ENOTSUPP; 469 return 0; 470} 471#endif 472 473extern bool bcma_core_is_enabled(struct bcma_device *core); 474extern void bcma_core_disable(struct bcma_device *core, u32 flags); 475extern int bcma_core_enable(struct bcma_device *core, u32 flags); 476extern void bcma_core_set_clockmode(struct bcma_device *core, 477 enum bcma_clkmode clkmode); 478extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, 479 bool on); 480extern u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset); 481#define BCMA_DMA_TRANSLATION_MASK 0xC0000000 482#define BCMA_DMA_TRANSLATION_NONE 0x00000000 483#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */ 484#define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */ 485extern u32 bcma_core_dma_translation(struct bcma_device *core); 486 487extern unsigned int bcma_core_irq(struct bcma_device *core, int num); 488 489#endif /* LINUX_BCMA_H_ */