1# 2# Sensor device configuration 3# 4 5menu "I2C Hardware Bus support" 6 depends on HAS_IOMEM 7 8comment "PC SMBus host controller drivers" 9 depends on PCI 10 11config I2C_ALI1535 12 tristate "ALI 1535" 13 depends on PCI 14 help 15 If you say yes to this option, support will be included for the SMB 16 Host controller on Acer Labs Inc. (ALI) M1535 South Bridges. The SMB 17 controller is part of the 7101 device, which is an ACPI-compliant 18 Power Management Unit (PMU). 19 20 This driver can also be built as a module. If so, the module 21 will be called i2c-ali1535. 22 23config I2C_ALI1563 24 tristate "ALI 1563" 25 depends on PCI 26 help 27 If you say yes to this option, support will be included for the SMB 28 Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB 29 controller is part of the 7101 device, which is an ACPI-compliant 30 Power Management Unit (PMU). 31 32 This driver can also be built as a module. If so, the module 33 will be called i2c-ali1563. 34 35config I2C_ALI15X3 36 tristate "ALI 15x3" 37 depends on PCI 38 help 39 If you say yes to this option, support will be included for the 40 Acer Labs Inc. (ALI) M1514 and M1543 motherboard I2C interfaces. 41 42 This driver can also be built as a module. If so, the module 43 will be called i2c-ali15x3. 44 45config I2C_AMD756 46 tristate "AMD 756/766/768/8111 and nVidia nForce" 47 depends on PCI 48 help 49 If you say yes to this option, support will be included for the AMD 50 756/766/768 mainboard I2C interfaces. The driver also includes 51 support for the first (SMBus 1.0) I2C interface of the AMD 8111 and 52 the nVidia nForce I2C interface. 53 54 This driver can also be built as a module. If so, the module 55 will be called i2c-amd756. 56 57config I2C_AMD756_S4882 58 tristate "SMBus multiplexing on the Tyan S4882" 59 depends on I2C_AMD756 && X86 60 help 61 Enabling this option will add specific SMBus support for the Tyan 62 S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed 63 over 8 different channels, where the various memory module EEPROMs 64 and temperature sensors live. Saying yes here will give you access 65 to these in addition to the trunk. 66 67 This driver can also be built as a module. If so, the module 68 will be called i2c-amd756-s4882. 69 70config I2C_AMD8111 71 tristate "AMD 8111" 72 depends on PCI 73 help 74 If you say yes to this option, support will be included for the 75 second (SMBus 2.0) AMD 8111 mainboard I2C interface. 76 77 This driver can also be built as a module. If so, the module 78 will be called i2c-amd8111. 79 80config I2C_HIX5HD2 81 tristate "Hix5hd2 high-speed I2C driver" 82 depends on ARCH_HISI || ARCH_HIX5HD2 || COMPILE_TEST 83 help 84 Say Y here to include support for the high-speed I2C controller 85 used in HiSilicon hix5hd2 SoCs. 86 87 This driver can also be built as a module. If so, the module 88 will be called i2c-hix5hd2. 89 90config I2C_I801 91 tristate "Intel 82801 (ICH/PCH)" 92 depends on PCI 93 select CHECK_SIGNATURE if X86 && DMI 94 select I2C_SMBUS 95 help 96 If you say yes to this option, support will be included for the Intel 97 801 family of mainboard I2C interfaces. Specifically, the following 98 versions of the chipset are supported: 99 82801AA 100 82801AB 101 82801BA 102 82801CA/CAM 103 82801DB 104 82801EB/ER (ICH5/ICH5R) 105 6300ESB 106 ICH6 107 ICH7 108 ESB2 109 ICH8 110 ICH9 111 EP80579 (Tolapai) 112 ICH10 113 5/3400 Series (PCH) 114 6 Series (PCH) 115 Patsburg (PCH) 116 DH89xxCC (PCH) 117 Panther Point (PCH) 118 Lynx Point (PCH) 119 Lynx Point-LP (PCH) 120 Avoton (SOC) 121 Wellsburg (PCH) 122 Coleto Creek (PCH) 123 Wildcat Point (PCH) 124 Wildcat Point-LP (PCH) 125 BayTrail (SOC) 126 Sunrise Point-H (PCH) 127 Sunrise Point-LP (PCH) 128 DNV (SOC) 129 Broxton (SOC) 130 Lewisburg (PCH) 131 Gemini Lake (SOC) 132 Cannon Lake-H (PCH) 133 Cannon Lake-LP (PCH) 134 135 This driver can also be built as a module. If so, the module 136 will be called i2c-i801. 137 138config I2C_ISCH 139 tristate "Intel SCH SMBus 1.0" 140 depends on PCI 141 select LPC_SCH 142 help 143 Say Y here if you want to use SMBus controller on the Intel SCH 144 based systems. 145 146 This driver can also be built as a module. If so, the module 147 will be called i2c-isch. 148 149config I2C_ISMT 150 tristate "Intel iSMT SMBus Controller" 151 depends on PCI && X86 152 help 153 If you say yes to this option, support will be included for the Intel 154 iSMT SMBus host controller interface. 155 156 This driver can also be built as a module. If so, the module will be 157 called i2c-ismt. 158 159config I2C_PIIX4 160 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)" 161 depends on PCI 162 help 163 If you say yes to this option, support will be included for the Intel 164 PIIX4 family of mainboard I2C interfaces. Specifically, the following 165 versions of the chipset are supported (note that Serverworks is part 166 of Broadcom): 167 Intel PIIX4 168 Intel 440MX 169 ATI IXP200 170 ATI IXP300 171 ATI IXP400 172 ATI SB600 173 ATI SB700/SP5100 174 ATI SB800 175 AMD Hudson-2 176 AMD ML 177 AMD CZ 178 Serverworks OSB4 179 Serverworks CSB5 180 Serverworks CSB6 181 Serverworks HT-1000 182 Serverworks HT-1100 183 SMSC Victory66 184 185 Some AMD chipsets contain two PIIX4-compatible SMBus 186 controllers. This driver will attempt to use both controllers 187 on the SB700/SP5100, if they have been initialized by the BIOS. 188 189 This driver can also be built as a module. If so, the module 190 will be called i2c-piix4. 191 192config I2C_CHT_WC 193 tristate "Intel Cherry Trail Whiskey Cove PMIC smbus controller" 194 depends on INTEL_SOC_PMIC_CHTWC 195 help 196 If you say yes to this option, support will be included for the 197 SMBus controller found in the Intel Cherry Trail Whiskey Cove PMIC 198 found on some Intel Cherry Trail systems. 199 200config I2C_NFORCE2 201 tristate "Nvidia nForce2, nForce3 and nForce4" 202 depends on PCI 203 help 204 If you say yes to this option, support will be included for the Nvidia 205 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces. 206 207 This driver can also be built as a module. If so, the module 208 will be called i2c-nforce2. 209 210config I2C_NFORCE2_S4985 211 tristate "SMBus multiplexing on the Tyan S4985" 212 depends on I2C_NFORCE2 && X86 213 help 214 Enabling this option will add specific SMBus support for the Tyan 215 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed 216 over 4 different channels, where the various memory module EEPROMs 217 live. Saying yes here will give you access to these in addition 218 to the trunk. 219 220 This driver can also be built as a module. If so, the module 221 will be called i2c-nforce2-s4985. 222 223config I2C_SIS5595 224 tristate "SiS 5595" 225 depends on PCI 226 help 227 If you say yes to this option, support will be included for the 228 SiS5595 SMBus (a subset of I2C) interface. 229 230 This driver can also be built as a module. If so, the module 231 will be called i2c-sis5595. 232 233config I2C_SIS630 234 tristate "SiS 630/730/964" 235 depends on PCI 236 help 237 If you say yes to this option, support will be included for the 238 SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface. 239 240 This driver can also be built as a module. If so, the module 241 will be called i2c-sis630. 242 243config I2C_SIS96X 244 tristate "SiS 96x" 245 depends on PCI 246 help 247 If you say yes to this option, support will be included for the SiS 248 96x SMBus (a subset of I2C) interfaces. Specifically, the following 249 chipsets are supported: 250 645/961 251 645DX/961 252 645DX/962 253 648/961 254 650/961 255 735 256 745 257 258 This driver can also be built as a module. If so, the module 259 will be called i2c-sis96x. 260 261config I2C_VIA 262 tristate "VIA VT82C586B" 263 depends on PCI 264 select I2C_ALGOBIT 265 help 266 If you say yes to this option, support will be included for the VIA 267 82C586B I2C interface 268 269 This driver can also be built as a module. If so, the module 270 will be called i2c-via. 271 272config I2C_VIAPRO 273 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900" 274 depends on PCI 275 help 276 If you say yes to this option, support will be included for the VIA 277 VT82C596 and later SMBus interface. Specifically, the following 278 chipsets are supported: 279 VT82C596A/B 280 VT82C686A/B 281 VT8231 282 VT8233/A 283 VT8235 284 VT8237R/A/S 285 VT8251 286 CX700 287 VX800/VX820 288 VX855/VX875 289 VX900 290 291 This driver can also be built as a module. If so, the module 292 will be called i2c-viapro. 293 294if ACPI 295 296comment "ACPI drivers" 297 298config I2C_SCMI 299 tristate "SMBus Control Method Interface" 300 help 301 This driver supports the SMBus Control Method Interface. It needs the 302 BIOS to declare ACPI control methods as described in the SMBus Control 303 Method Interface specification. 304 305 To compile this driver as a module, choose M here: 306 the module will be called i2c-scmi. 307 308endif # ACPI 309 310comment "Mac SMBus host controller drivers" 311 depends on PPC_CHRP || PPC_PMAC 312 313config I2C_HYDRA 314 tristate "CHRP Apple Hydra Mac I/O I2C interface" 315 depends on PCI && PPC_CHRP 316 select I2C_ALGOBIT 317 help 318 This supports the use of the I2C interface in the Apple Hydra Mac 319 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you 320 have such a machine. 321 322 This support is also available as a module. If so, the module 323 will be called i2c-hydra. 324 325config I2C_POWERMAC 326 tristate "Powermac I2C interface" 327 depends on PPC_PMAC 328 default y 329 help 330 This exposes the various PowerMac i2c interfaces to the linux i2c 331 layer and to userland. It is used by various drivers on the PowerMac 332 platform, and should generally be enabled. 333 334 This support is also available as a module. If so, the module 335 will be called i2c-powermac. 336 337comment "I2C system bus drivers (mostly embedded / system-on-chip)" 338 339config I2C_ASPEED 340 tristate "Aspeed I2C Controller" 341 depends on ARCH_ASPEED || COMPILE_TEST 342 help 343 If you say yes to this option, support will be included for the 344 Aspeed I2C controller. 345 346 This driver can also be built as a module. If so, the module 347 will be called i2c-aspeed. 348 349config I2C_AT91 350 tristate "Atmel AT91 I2C Two-Wire interface (TWI)" 351 depends on ARCH_AT91 352 help 353 This supports the use of the I2C interface on Atmel AT91 354 processors. 355 356 A serious problem is that there is no documented way to issue 357 repeated START conditions for more than two messages, as needed 358 to support combined I2C messages. Use the i2c-gpio driver 359 unless your system can cope with this limitation. 360 361 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices 362 don't have clock stretching in transmission mode. For that reason, 363 you can encounter underrun issues causing premature stop sendings if 364 the latency to fill the transmission register is too long. If you 365 are facing this situation, use the i2c-gpio driver. 366 367config I2C_AU1550 368 tristate "Au1550/Au1200/Au1300 SMBus interface" 369 depends on MIPS_ALCHEMY 370 help 371 If you say yes to this option, support will be included for the 372 Au1550/Au1200/Au1300 SMBus interface. 373 374 This driver can also be built as a module. If so, the module 375 will be called i2c-au1550. 376 377config I2C_AXXIA 378 tristate "Axxia I2C controller" 379 depends on ARCH_AXXIA || COMPILE_TEST 380 default ARCH_AXXIA 381 help 382 Say yes if you want to support the I2C bus on Axxia platforms. 383 384 Please note that this controller is limited to transfers of maximum 385 255 bytes in length. Any attempt to to a larger transfer will return 386 an error. 387 388config I2C_BCM2835 389 tristate "Broadcom BCM2835 I2C controller" 390 depends on ARCH_BCM2835 391 help 392 If you say yes to this option, support will be included for the 393 BCM2835 I2C controller. 394 395 If you don't know what to do here, say N. 396 397 This support is also available as a module. If so, the module 398 will be called i2c-bcm2835. 399 400config I2C_BCM_IPROC 401 tristate "Broadcom iProc I2C controller" 402 depends on ARCH_BCM_IPROC || COMPILE_TEST 403 default ARCH_BCM_IPROC 404 help 405 If you say yes to this option, support will be included for the 406 Broadcom iProc I2C controller. 407 408 If you don't know what to do here, say N. 409 410config I2C_BCM_KONA 411 tristate "BCM Kona I2C adapter" 412 depends on ARCH_BCM_MOBILE 413 default y 414 help 415 If you say yes to this option, support will be included for the 416 I2C interface on the Broadcom Kona family of processors. 417 418 If you do not need KONA I2C interface, say N. 419 420config I2C_BRCMSTB 421 tristate "BRCM Settop I2C controller" 422 depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST 423 default y 424 help 425 If you say yes to this option, support will be included for the 426 I2C interface on the Broadcom Settop SoCs. 427 428 If you do not need I2C interface, say N. 429 430config I2C_BLACKFIN_TWI 431 tristate "Blackfin TWI I2C support" 432 depends on BLACKFIN 433 depends on !BF561 && !BF531 && !BF532 && !BF533 434 help 435 This is the I2C bus driver for Blackfin on-chip TWI interface. 436 437 This driver can also be built as a module. If so, the module 438 will be called i2c-bfin-twi. 439 440config I2C_BLACKFIN_TWI_CLK_KHZ 441 int "Blackfin TWI I2C clock (kHz)" 442 depends on I2C_BLACKFIN_TWI 443 range 21 400 444 default 50 445 help 446 The unit of the TWI clock is kHz. 447 448config I2C_CADENCE 449 tristate "Cadence I2C Controller" 450 depends on ARCH_ZYNQ || ARM64 || XTENSA 451 help 452 Say yes here to select Cadence I2C Host Controller. This controller is 453 e.g. used by Xilinx Zynq. 454 455config I2C_CBUS_GPIO 456 tristate "CBUS I2C driver" 457 depends on GPIOLIB || COMPILE_TEST 458 help 459 Support for CBUS access using I2C API. Mostly relevant for Nokia 460 Internet Tablets (770, N800 and N810). 461 462 This driver can also be built as a module. If so, the module 463 will be called i2c-cbus-gpio. 464 465config I2C_CPM 466 tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)" 467 depends on CPM1 || CPM2 468 help 469 This supports the use of the I2C interface on Freescale 470 processors with CPM1 or CPM2. 471 472 This driver can also be built as a module. If so, the module 473 will be called i2c-cpm. 474 475config I2C_DAVINCI 476 tristate "DaVinci I2C driver" 477 depends on ARCH_DAVINCI || ARCH_KEYSTONE 478 help 479 Support for TI DaVinci I2C controller driver. 480 481 This driver can also be built as a module. If so, the module 482 will be called i2c-davinci. 483 484 Please note that this driver might be needed to bring up other 485 devices such as DaVinci NIC. 486 For details please see http://www.ti.com/davinci 487 488config I2C_DESIGNWARE_CORE 489 tristate 490 491config I2C_DESIGNWARE_PLATFORM 492 tristate "Synopsys DesignWare Platform" 493 select I2C_DESIGNWARE_CORE 494 depends on (ACPI && COMMON_CLK) || !ACPI 495 help 496 If you say yes to this option, support will be included for the 497 Synopsys DesignWare I2C adapter. 498 499 This driver can also be built as a module. If so, the module 500 will be called i2c-designware-platform. 501 502config I2C_DESIGNWARE_SLAVE 503 bool "Synopsys DesignWare Slave" 504 select I2C_SLAVE 505 depends on I2C_DESIGNWARE_PLATFORM 506 help 507 If you say yes to this option, support will be included for the 508 Synopsys DesignWare I2C slave adapter. 509 510 This is not a standalone module, this module compiles together with 511 i2c-designware-core. 512 513config I2C_DESIGNWARE_PCI 514 tristate "Synopsys DesignWare PCI" 515 depends on PCI 516 select I2C_DESIGNWARE_CORE 517 help 518 If you say yes to this option, support will be included for the 519 Synopsys DesignWare I2C adapter. Only master mode is supported. 520 521 This driver can also be built as a module. If so, the module 522 will be called i2c-designware-pci. 523 524config I2C_DESIGNWARE_BAYTRAIL 525 bool "Intel Baytrail I2C semaphore support" 526 depends on ACPI 527 depends on (I2C_DESIGNWARE_PLATFORM=m && IOSF_MBI) || \ 528 (I2C_DESIGNWARE_PLATFORM=y && IOSF_MBI=y) 529 help 530 This driver enables managed host access to the PMIC I2C bus on select 531 Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows 532 the host to request uninterrupted access to the PMIC's I2C bus from 533 the platform firmware controlling it. You should say Y if running on 534 a BayTrail system using the AXP288. 535 536config I2C_DIGICOLOR 537 tristate "Conexant Digicolor I2C driver" 538 depends on ARCH_DIGICOLOR 539 help 540 Support for Conexant Digicolor SoCs (CX92755) I2C controller driver. 541 542 This driver can also be built as a module. If so, the module 543 will be called i2c-digicolor. 544 545config I2C_EFM32 546 tristate "EFM32 I2C controller" 547 depends on ARCH_EFM32 || COMPILE_TEST 548 help 549 This driver supports the i2c block found in Energy Micro's EFM32 550 SoCs. 551 552config I2C_EG20T 553 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C" 554 depends on PCI && (X86_32 || MIPS || COMPILE_TEST) 555 help 556 This driver is for PCH(Platform controller Hub) I2C of EG20T which 557 is an IOH(Input/Output Hub) for x86 embedded processor. 558 This driver can access PCH I2C bus device. 559 560 This driver also can be used for LAPIS Semiconductor IOH(Input/ 561 Output Hub), ML7213, ML7223 and ML7831. 562 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is 563 for MP(Media Phone) use and ML7831 IOH is for general purpose use. 564 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. 565 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. 566 567config I2C_EMEV2 568 tristate "EMMA Mobile series I2C adapter" 569 depends on HAVE_CLK 570 select I2C_SLAVE 571 help 572 If you say yes to this option, support will be included for the 573 I2C interface on the Renesas Electronics EM/EV family of processors. 574 575config I2C_EXYNOS5 576 tristate "Exynos5 high-speed I2C driver" 577 depends on ARCH_EXYNOS && OF 578 default y 579 help 580 High-speed I2C controller on Exynos5 based Samsung SoCs. 581 582config I2C_GPIO 583 tristate "GPIO-based bitbanging I2C" 584 depends on GPIOLIB || COMPILE_TEST 585 select I2C_ALGOBIT 586 help 587 This is a very simple bitbanging I2C driver utilizing the 588 arch-neutral GPIO API to control the SCL and SDA lines. 589 590config I2C_HIGHLANDER 591 tristate "Highlander FPGA SMBus interface" 592 depends on SH_HIGHLANDER 593 help 594 If you say yes to this option, support will be included for 595 the SMBus interface located in the FPGA on various Highlander 596 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL 597 FPGAs. This is wholly unrelated to the SoC I2C. 598 599 This driver can also be built as a module. If so, the module 600 will be called i2c-highlander. 601 602config I2C_IBM_IIC 603 tristate "IBM PPC 4xx on-chip I2C interface" 604 depends on 4xx 605 help 606 Say Y here if you want to use IIC peripheral found on 607 embedded IBM PPC 4xx based systems. 608 609 This driver can also be built as a module. If so, the module 610 will be called i2c-ibm_iic. 611 612config I2C_IMG 613 tristate "Imagination Technologies I2C SCB Controller" 614 depends on MIPS || METAG || COMPILE_TEST 615 help 616 Say Y here if you want to use the IMG I2C SCB controller, 617 available on the TZ1090 and other IMG SoCs. 618 619 This driver can also be built as a module. If so, the module 620 will be called i2c-img-scb. 621 622config I2C_IMX 623 tristate "IMX I2C interface" 624 depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE 625 help 626 Say Y here if you want to use the IIC bus controller on 627 the Freescale i.MX/MXC, Layerscape or ColdFire processors. 628 629 This driver can also be built as a module. If so, the module 630 will be called i2c-imx. 631 632config I2C_IMX_LPI2C 633 tristate "IMX Low Power I2C interface" 634 depends on ARCH_MXC || COMPILE_TEST 635 help 636 Say Y here if you want to use the Low Power IIC bus controller 637 on the Freescale i.MX processors. 638 639 This driver can also be built as a module. If so, the module 640 will be called i2c-imx-lpi2c. 641 642config I2C_IOP3XX 643 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface" 644 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX 645 help 646 Say Y here if you want to use the IIC bus controller on 647 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors. 648 649 This driver can also be built as a module. If so, the module 650 will be called i2c-iop3xx. 651 652config I2C_JZ4780 653 tristate "JZ4780 I2C controller interface support" 654 depends on MACH_JZ4780 || COMPILE_TEST 655 help 656 If you say yes to this option, support will be included for the 657 Ingenic JZ4780 I2C controller. 658 659 If you don't know what to do here, say N. 660 661config I2C_KEMPLD 662 tristate "Kontron COM I2C Controller" 663 depends on MFD_KEMPLD 664 help 665 This enables support for the I2C bus interface on some Kontron ETX 666 and COMexpress (ETXexpress) modules. 667 668 This driver can also be built as a module. If so, the module 669 will be called i2c-kempld. 670 671config I2C_LPC2K 672 tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx" 673 depends on OF && (ARCH_LPC18XX || COMPILE_TEST) 674 help 675 This driver supports the I2C interface found several NXP 676 devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx. 677 678 This driver can also be built as a module. If so, the module 679 will be called i2c-lpc2k. 680 681config I2C_MESON 682 tristate "Amlogic Meson I2C controller" 683 depends on ARCH_MESON || COMPILE_TEST 684 help 685 If you say yes to this option, support will be included for the 686 I2C interface on the Amlogic Meson family of SoCs. 687 688config I2C_MPC 689 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx" 690 depends on PPC 691 help 692 If you say yes to this option, support will be included for the 693 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx, 694 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors. 695 696 This driver can also be built as a module. If so, the module 697 will be called i2c-mpc. 698 699config I2C_MT65XX 700 tristate "MediaTek I2C adapter" 701 depends on ARCH_MEDIATEK || COMPILE_TEST 702 depends on HAS_DMA 703 help 704 This selects the MediaTek(R) Integrated Inter Circuit bus driver 705 for MT65xx and MT81xx. 706 If you want to use MediaTek(R) I2C interface, say Y or M here. 707 If unsure, say N. 708 709config I2C_MV64XXX 710 tristate "Marvell mv64xxx I2C Controller" 711 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI || ARCH_MVEBU 712 help 713 If you say yes to this option, support will be included for the 714 built-in I2C interface on the Marvell 64xxx line of host bridges. 715 This driver is also used for Allwinner SoCs I2C controllers. 716 717 This driver can also be built as a module. If so, the module 718 will be called i2c-mv64xxx. 719 720config I2C_MXS 721 tristate "Freescale i.MX28 I2C interface" 722 depends on SOC_IMX28 723 select STMP_DEVICE 724 help 725 Say Y here if you want to use the I2C bus controller on 726 the Freescale i.MX28 processors. 727 728 This driver can also be built as a module. If so, the module 729 will be called i2c-mxs. 730 731config I2C_NOMADIK 732 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller" 733 depends on ARM_AMBA 734 help 735 If you say yes to this option, support will be included for the 736 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures, 737 as well as the STA2X11 PCIe I/O HUB. 738 739config I2C_OCORES 740 tristate "OpenCores I2C Controller" 741 help 742 If you say yes to this option, support will be included for the 743 OpenCores I2C controller. For details see 744 http://www.opencores.org/projects.cgi/web/i2c/overview 745 746 This driver can also be built as a module. If so, the module 747 will be called i2c-ocores. 748 749config I2C_OMAP 750 tristate "OMAP I2C adapter" 751 depends on ARCH_OMAP 752 default y if MACH_OMAP_H3 || MACH_OMAP_OSK 753 help 754 If you say yes to this option, support will be included for the 755 I2C interface on the Texas Instruments OMAP1/2 family of processors. 756 Like OMAP1510/1610/1710/5912 and OMAP242x. 757 For details see http://www.ti.com/omap. 758 759config I2C_PASEMI 760 tristate "PA Semi SMBus interface" 761 depends on PPC_PASEMI && PCI 762 help 763 Supports the PA Semi PWRficient on-chip SMBus interfaces. 764 765config I2C_PCA_PLATFORM 766 tristate "PCA9564/PCA9665 as platform device" 767 select I2C_ALGOPCA 768 default n 769 help 770 This driver supports a memory mapped Philips PCA9564/PCA9665 771 parallel bus to I2C bus controller. 772 773 This driver can also be built as a module. If so, the module 774 will be called i2c-pca-platform. 775 776config I2C_PMCMSP 777 tristate "PMC MSP I2C TWI Controller" 778 depends on PMC_MSP 779 help 780 This driver supports the PMC TWI controller on MSP devices. 781 782 This driver can also be built as module. If so, the module 783 will be called i2c-pmcmsp. 784 785config I2C_PNX 786 tristate "I2C bus support for Philips PNX and NXP LPC targets" 787 depends on ARCH_LPC32XX 788 help 789 This driver supports the Philips IP3204 I2C IP block master and/or 790 slave controller 791 792 This driver can also be built as a module. If so, the module 793 will be called i2c-pnx. 794 795config I2C_PUV3 796 tristate "PKUnity v3 I2C bus support" 797 depends on UNICORE32 && ARCH_PUV3 798 select I2C_ALGOBIT 799 help 800 This driver supports the I2C IP inside the PKUnity-v3 SoC. 801 This I2C bus controller is under AMBA/AXI bus. 802 803 This driver can also be built as a module. If so, the module 804 will be called i2c-puv3. 805 806config I2C_PXA 807 tristate "Intel PXA2XX I2C adapter" 808 depends on ARCH_PXA || ARCH_MMP || ARCH_MVEBU || (X86_32 && PCI && OF) 809 help 810 If you have devices in the PXA I2C bus, say yes to this option. 811 This driver can also be built as a module. If so, the module 812 will be called i2c-pxa. 813 814config I2C_PXA_PCI 815 def_bool I2C_PXA && X86_32 && PCI && OF 816 817config I2C_PXA_SLAVE 818 bool "Intel PXA2XX I2C Slave comms support" 819 depends on I2C_PXA && !X86_32 820 help 821 Support I2C slave mode communications on the PXA I2C bus. This 822 is necessary for systems where the PXA may be a target on the 823 I2C bus. 824 825config I2C_QUP 826 tristate "Qualcomm QUP based I2C controller" 827 depends on ARCH_QCOM 828 help 829 If you say yes to this option, support will be included for the 830 built-in I2C interface on the Qualcomm SoCs. 831 832 This driver can also be built as a module. If so, the module 833 will be called i2c-qup. 834 835config I2C_RIIC 836 tristate "Renesas RIIC adapter" 837 depends on ARCH_RENESAS || COMPILE_TEST 838 help 839 If you say yes to this option, support will be included for the 840 Renesas RIIC I2C interface. 841 842 This driver can also be built as a module. If so, the module 843 will be called i2c-riic. 844 845config I2C_RK3X 846 tristate "Rockchip RK3xxx I2C adapter" 847 depends on OF && COMMON_CLK 848 help 849 Say Y here to include support for the I2C adapter in Rockchip RK3xxx 850 SoCs. 851 852 This driver can also be built as a module. If so, the module will 853 be called i2c-rk3x. 854 855config HAVE_S3C2410_I2C 856 bool 857 help 858 This will include I2C support for Samsung SoCs. If you want to 859 include I2C support for any machine, kindly select this in the 860 respective Kconfig file. 861 862config I2C_S3C2410 863 tristate "S3C2410 I2C Driver" 864 depends on HAVE_S3C2410_I2C 865 help 866 Say Y here to include support for I2C controller in the 867 Samsung SoCs. 868 869config I2C_SH7760 870 tristate "Renesas SH7760 I2C Controller" 871 depends on CPU_SUBTYPE_SH7760 872 help 873 This driver supports the 2 I2C interfaces on the Renesas SH7760. 874 875 This driver can also be built as a module. If so, the module 876 will be called i2c-sh7760. 877 878config I2C_SH_MOBILE 879 tristate "SuperH Mobile I2C Controller" 880 depends on HAS_DMA 881 depends on ARCH_SHMOBILE || ARCH_RENESAS || COMPILE_TEST 882 help 883 If you say yes to this option, support will be included for the 884 built-in I2C interface on the Renesas SH-Mobile processor. 885 886 This driver can also be built as a module. If so, the module 887 will be called i2c-sh_mobile. 888 889config I2C_SIMTEC 890 tristate "Simtec Generic I2C interface" 891 select I2C_ALGOBIT 892 help 893 If you say yes to this option, support will be included for 894 the Simtec Generic I2C interface. This driver is for the 895 simple I2C bus used on newer Simtec products for general 896 I2C, such as DDC on the Simtec BBD2016A. 897 898 This driver can also be built as a module. If so, the module 899 will be called i2c-simtec. 900 901config I2C_SIRF 902 tristate "CSR SiRFprimaII I2C interface" 903 depends on ARCH_SIRF 904 help 905 If you say yes to this option, support will be included for the 906 CSR SiRFprimaII I2C interface. 907 908 This driver can also be built as a module. If so, the module 909 will be called i2c-sirf. 910 911config I2C_SPRD 912 bool "Spreadtrum I2C interface" 913 depends on I2C=y && ARCH_SPRD 914 help 915 If you say yes to this option, support will be included for the 916 Spreadtrum I2C interface. 917 918config I2C_ST 919 tristate "STMicroelectronics SSC I2C support" 920 depends on ARCH_STI 921 help 922 Enable this option to add support for STMicroelectronics SoCs 923 hardware SSC (Synchronous Serial Controller) as an I2C controller. 924 925 This driver can also be built as module. If so, the module 926 will be called i2c-st. 927 928config I2C_STM32F4 929 tristate "STMicroelectronics STM32F4 I2C support" 930 depends on ARCH_STM32 || COMPILE_TEST 931 help 932 Enable this option to add support for STM32 I2C controller embedded 933 in STM32F4 SoCs. 934 935 This driver can also be built as module. If so, the module 936 will be called i2c-stm32f4. 937 938config I2C_STU300 939 tristate "ST Microelectronics DDC I2C interface" 940 depends on MACH_U300 941 default y if MACH_U300 942 help 943 If you say yes to this option, support will be included for the 944 I2C interface from ST Microelectronics simply called "DDC I2C" 945 supporting both I2C and DDC, used in e.g. the U300 series 946 mobile platforms. 947 948 This driver can also be built as a module. If so, the module 949 will be called i2c-stu300. 950 951config I2C_SUN6I_P2WI 952 tristate "Allwinner sun6i internal P2WI controller" 953 depends on RESET_CONTROLLER 954 depends on MACH_SUN6I || COMPILE_TEST 955 help 956 If you say yes to this option, support will be included for the 957 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi 958 SOCs. 959 The P2WI looks like an SMBus controller (which supports only byte 960 accesses), except that it only supports one slave device. 961 This interface is used to connect to specific PMIC devices (like the 962 AXP221). 963 964config I2C_TEGRA 965 tristate "NVIDIA Tegra internal I2C controller" 966 depends on ARCH_TEGRA 967 help 968 If you say yes to this option, support will be included for the 969 I2C controller embedded in NVIDIA Tegra SOCs 970 971config I2C_TEGRA_BPMP 972 tristate "NVIDIA Tegra BPMP I2C controller" 973 depends on TEGRA_BPMP 974 default y 975 help 976 If you say yes to this option, support will be included for the I2C 977 controller embedded in NVIDIA Tegra SoCs accessed via the BPMP. 978 979 This I2C driver is a 'virtual' I2C driver. The real driver is part 980 of the BPMP firmware, and this driver merely communicates with that 981 real driver. 982 983config I2C_UNIPHIER 984 tristate "UniPhier FIFO-less I2C controller" 985 depends on ARCH_UNIPHIER || COMPILE_TEST 986 help 987 If you say yes to this option, support will be included for 988 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8, 989 or older UniPhier SoCs. 990 991config I2C_UNIPHIER_F 992 tristate "UniPhier FIFO-builtin I2C controller" 993 depends on ARCH_UNIPHIER || COMPILE_TEST 994 help 995 If you say yes to this option, support will be included for 996 the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4, 997 PH1-Pro5, or newer UniPhier SoCs. 998 999config I2C_VERSATILE 1000 tristate "ARM Versatile/Realview I2C bus support" 1001 depends on ARCH_MPS2 || ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST 1002 select I2C_ALGOBIT 1003 help 1004 Say yes if you want to support the I2C serial bus on ARMs Versatile 1005 range of platforms. 1006 1007 This driver can also be built as a module. If so, the module 1008 will be called i2c-versatile. 1009 1010config I2C_WMT 1011 tristate "Wondermedia WM8xxx SoC I2C bus support" 1012 depends on ARCH_VT8500 1013 help 1014 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series 1015 SoCs. 1016 1017 This driver can also be built as a module. If so, the module will be 1018 called i2c-wmt. 1019 1020config I2C_OCTEON 1021 tristate "Cavium OCTEON I2C bus support" 1022 depends on CAVIUM_OCTEON_SOC 1023 help 1024 Say yes if you want to support the I2C serial bus on Cavium 1025 OCTEON SOC. 1026 1027 This driver can also be built as a module. If so, the module 1028 will be called i2c-octeon. 1029 1030config I2C_THUNDERX 1031 tristate "Cavium ThunderX I2C bus support" 1032 depends on 64BIT && PCI && (ARM64 || COMPILE_TEST) 1033 select I2C_SMBUS 1034 help 1035 Say yes if you want to support the I2C serial bus on Cavium 1036 ThunderX SOC. 1037 1038 This driver can also be built as a module. If so, the module 1039 will be called i2c-thunderx. 1040 1041config I2C_XILINX 1042 tristate "Xilinx I2C Controller" 1043 depends on HAS_IOMEM 1044 help 1045 If you say yes to this option, support will be included for the 1046 Xilinx I2C controller. 1047 1048 This driver can also be built as a module. If so, the module 1049 will be called xilinx_i2c. 1050 1051config I2C_XLR 1052 tristate "Netlogic XLR and Sigma Designs I2C support" 1053 depends on CPU_XLR || ARCH_TANGO 1054 help 1055 This driver enables support for the on-chip I2C interface of 1056 the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs. 1057 1058 This driver can also be built as a module. If so, the module 1059 will be called i2c-xlr. 1060 1061config I2C_XLP9XX 1062 tristate "XLP9XX I2C support" 1063 depends on CPU_XLP || ARCH_THUNDER2 || COMPILE_TEST 1064 help 1065 This driver enables support for the on-chip I2C interface of 1066 the Broadcom XLP9xx/XLP5xx MIPS and Vulcan ARM64 processors. 1067 1068 This driver can also be built as a module. If so, the module will 1069 be called i2c-xlp9xx. 1070 1071config I2C_RCAR 1072 tristate "Renesas R-Car I2C Controller" 1073 depends on HAS_DMA 1074 depends on ARCH_RENESAS || COMPILE_TEST 1075 select I2C_SLAVE 1076 help 1077 If you say yes to this option, support will be included for the 1078 R-Car I2C controller. 1079 1080 This driver can also be built as a module. If so, the module 1081 will be called i2c-rcar. 1082 1083comment "External I2C/SMBus adapter drivers" 1084 1085config I2C_DIOLAN_U2C 1086 tristate "Diolan U2C-12 USB adapter" 1087 depends on USB 1088 help 1089 If you say yes to this option, support will be included for Diolan 1090 U2C-12, a USB to I2C interface. 1091 1092 This driver can also be built as a module. If so, the module 1093 will be called i2c-diolan-u2c. 1094 1095config I2C_DLN2 1096 tristate "Diolan DLN-2 USB I2C adapter" 1097 depends on MFD_DLN2 1098 help 1099 If you say yes to this option, support will be included for Diolan 1100 DLN2, a USB to I2C interface. 1101 1102 This driver can also be built as a module. If so, the module 1103 will be called i2c-dln2. 1104 1105config I2C_PARPORT 1106 tristate "Parallel port adapter" 1107 depends on PARPORT 1108 select I2C_ALGOBIT 1109 select I2C_SMBUS 1110 help 1111 This supports parallel port I2C adapters such as the ones made by 1112 Philips or Velleman, Analog Devices evaluation boards, and more. 1113 Basically any adapter using the parallel port as an I2C bus with 1114 no extra chipset is supported by this driver, or could be. 1115 1116 This driver is a replacement for (and was inspired by) an older 1117 driver named i2c-philips-par. The new driver supports more devices, 1118 and makes it easier to add support for new devices. 1119 1120 An adapter type parameter is now mandatory. Please read the file 1121 Documentation/i2c/busses/i2c-parport for details. 1122 1123 Another driver exists, named i2c-parport-light, which doesn't depend 1124 on the parport driver. This is meant for embedded systems. Don't say 1125 Y here if you intend to say Y or M there. 1126 1127 This support is also available as a module. If so, the module 1128 will be called i2c-parport. 1129 1130config I2C_PARPORT_LIGHT 1131 tristate "Parallel port adapter (light)" 1132 select I2C_ALGOBIT 1133 select I2C_SMBUS 1134 help 1135 This supports parallel port I2C adapters such as the ones made by 1136 Philips or Velleman, Analog Devices evaluation boards, and more. 1137 Basically any adapter using the parallel port as an I2C bus with 1138 no extra chipset is supported by this driver, or could be. 1139 1140 This driver is a light version of i2c-parport. It doesn't depend 1141 on the parport driver, and uses direct I/O access instead. This 1142 might be preferred on embedded systems where wasting memory for 1143 the clean but heavy parport handling is not an option. The 1144 drawback is a reduced portability and the impossibility to 1145 daisy-chain other parallel port devices. 1146 1147 Don't say Y here if you said Y or M to i2c-parport. Saying M to 1148 both is possible but both modules should not be loaded at the same 1149 time. 1150 1151 This support is also available as a module. If so, the module 1152 will be called i2c-parport-light. 1153 1154config I2C_ROBOTFUZZ_OSIF 1155 tristate "RobotFuzz Open Source InterFace USB adapter" 1156 depends on USB 1157 help 1158 If you say yes to this option, support will be included for the 1159 RobotFuzz Open Source InterFace USB to I2C interface. 1160 1161 This driver can also be built as a module. If so, the module 1162 will be called i2c-osif. 1163 1164config I2C_TAOS_EVM 1165 tristate "TAOS evaluation module" 1166 depends on TTY 1167 select SERIO 1168 select SERIO_SERPORT 1169 default n 1170 help 1171 This supports TAOS evaluation modules on serial port. In order to 1172 use this driver, you will need the inputattach tool, which is part 1173 of the input-utils package. 1174 1175 If unsure, say N. 1176 1177 This support is also available as a module. If so, the module 1178 will be called i2c-taos-evm. 1179 1180config I2C_TINY_USB 1181 tristate "Tiny-USB adapter" 1182 depends on USB 1183 help 1184 If you say yes to this option, support will be included for the 1185 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See 1186 http://www.harbaum.org/till/i2c_tiny_usb for hardware details. 1187 1188 This driver can also be built as a module. If so, the module 1189 will be called i2c-tiny-usb. 1190 1191config I2C_VIPERBOARD 1192 tristate "Viperboard I2C master support" 1193 depends on MFD_VIPERBOARD && USB 1194 help 1195 Say yes here to access the I2C part of the Nano River 1196 Technologies Viperboard as I2C master. 1197 See viperboard API specification and Nano 1198 River Tech's viperboard.h for detailed meaning 1199 of the module parameters. 1200 1201comment "Other I2C/SMBus bus drivers" 1202 1203config I2C_ACORN 1204 tristate "Acorn IOC/IOMD I2C bus support" 1205 depends on ARCH_ACORN 1206 default y 1207 select I2C_ALGOBIT 1208 help 1209 Say yes if you want to support the I2C bus on Acorn platforms. 1210 1211 If you don't know, say Y. 1212 1213config I2C_ELEKTOR 1214 tristate "Elektor ISA card" 1215 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP 1216 select I2C_ALGOPCF 1217 help 1218 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own 1219 such an adapter. 1220 1221 This support is also available as a module. If so, the module 1222 will be called i2c-elektor. 1223 1224config I2C_MLXCPLD 1225 tristate "Mellanox I2C driver" 1226 depends on X86_64 1227 help 1228 This exposes the Mellanox platform I2C busses to the linux I2C layer 1229 for X86 based systems. 1230 Controller is implemented as CPLD logic. 1231 1232 This driver can also be built as a module. If so, the module will be 1233 called as i2c-mlxcpld. 1234 1235config I2C_PCA_ISA 1236 tristate "PCA9564/PCA9665 on an ISA bus" 1237 depends on ISA 1238 select I2C_ALGOPCA 1239 default n 1240 help 1241 This driver supports ISA boards using the Philips PCA9564/PCA9665 1242 parallel bus to I2C bus controller. 1243 1244 This driver can also be built as a module. If so, the module 1245 will be called i2c-pca-isa. 1246 1247 This device is almost undetectable and using this driver on a 1248 system which doesn't have this device will result in long 1249 delays when I2C/SMBus chip drivers are loaded (e.g. at boot 1250 time). If unsure, say N. 1251 1252config I2C_SIBYTE 1253 tristate "SiByte SMBus interface" 1254 depends on SIBYTE_SB1xxx_SOC 1255 help 1256 Supports the SiByte SOC on-chip I2C interfaces (2 channels). 1257 1258config I2C_CROS_EC_TUNNEL 1259 tristate "ChromeOS EC tunnel I2C bus" 1260 depends on MFD_CROS_EC 1261 help 1262 If you say yes here you get an I2C bus that will tunnel i2c commands 1263 through to the other side of the ChromeOS EC to the i2c bus 1264 connected there. This will work whatever the interface used to 1265 talk to the EC (SPI, I2C or LPC). 1266 1267config I2C_XGENE_SLIMPRO 1268 tristate "APM X-Gene SoC I2C SLIMpro devices support" 1269 depends on ARCH_XGENE && MAILBOX 1270 help 1271 Enable I2C bus access using the APM X-Gene SoC SLIMpro 1272 co-processor. The I2C device access the I2C bus via the X-Gene 1273 to SLIMpro (On chip coprocessor) mailbox mechanism. 1274 If unsure, say N. 1275 1276config SCx200_ACB 1277 tristate "Geode ACCESS.bus support" 1278 depends on X86_32 && PCI 1279 help 1280 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and 1281 SC1100 processors and the CS5535 and CS5536 Geode companion devices. 1282 1283 If you don't know what to do here, say N. 1284 1285 This support is also available as a module. If so, the module 1286 will be called scx200_acb. 1287 1288config I2C_OPAL 1289 tristate "IBM OPAL I2C driver" 1290 depends on PPC_POWERNV 1291 default y 1292 help 1293 This exposes the PowerNV platform i2c busses to the linux i2c layer, 1294 the driver is based on the OPAL interfaces. 1295 1296 This driver can also be built as a module. If so, the module will be 1297 called as i2c-opal. 1298 1299config I2C_ZX2967 1300 tristate "ZTE ZX2967 I2C support" 1301 depends on ARCH_ZX 1302 default y 1303 help 1304 Selecting this option will add ZX2967 I2C driver. 1305 This driver can also be built as a module. If so, the module will be 1306 called i2c-zx2967. 1307 1308endmenu 1309