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 Braswell (SOC) 127 Sunrise Point-H (PCH) 128 Sunrise Point-LP (PCH) 129 Kaby Lake-H (PCH) 130 DNV (SOC) 131 Broxton (SOC) 132 Lewisburg (PCH) 133 Gemini Lake (SOC) 134 Cannon Lake-H (PCH) 135 Cannon Lake-LP (PCH) 136 Cedar Fork (PCH) 137 138 This driver can also be built as a module. If so, the module 139 will be called i2c-i801. 140 141config I2C_ISCH 142 tristate "Intel SCH SMBus 1.0" 143 depends on PCI 144 select LPC_SCH 145 help 146 Say Y here if you want to use SMBus controller on the Intel SCH 147 based systems. 148 149 This driver can also be built as a module. If so, the module 150 will be called i2c-isch. 151 152config I2C_ISMT 153 tristate "Intel iSMT SMBus Controller" 154 depends on PCI && X86 155 help 156 If you say yes to this option, support will be included for the Intel 157 iSMT SMBus host controller interface. 158 159 This driver can also be built as a module. If so, the module will be 160 called i2c-ismt. 161 162config I2C_PIIX4 163 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)" 164 depends on PCI 165 help 166 If you say yes to this option, support will be included for the Intel 167 PIIX4 family of mainboard I2C interfaces. Specifically, the following 168 versions of the chipset are supported (note that Serverworks is part 169 of Broadcom): 170 Intel PIIX4 171 Intel 440MX 172 ATI IXP200 173 ATI IXP300 174 ATI IXP400 175 ATI SB600 176 ATI SB700/SP5100 177 ATI SB800 178 AMD Hudson-2 179 AMD ML 180 AMD CZ 181 Serverworks OSB4 182 Serverworks CSB5 183 Serverworks CSB6 184 Serverworks HT-1000 185 Serverworks HT-1100 186 SMSC Victory66 187 188 Some AMD chipsets contain two PIIX4-compatible SMBus 189 controllers. This driver will attempt to use both controllers 190 on the SB700/SP5100, if they have been initialized by the BIOS. 191 192 This driver can also be built as a module. If so, the module 193 will be called i2c-piix4. 194 195config I2C_CHT_WC 196 tristate "Intel Cherry Trail Whiskey Cove PMIC smbus controller" 197 depends on INTEL_SOC_PMIC_CHTWC 198 help 199 If you say yes to this option, support will be included for the 200 SMBus controller found in the Intel Cherry Trail Whiskey Cove PMIC 201 found on some Intel Cherry Trail systems. 202 203 Note this controller is hooked up to a TI bq24292i charger-IC, 204 combined with a FUSB302 Type-C port-controller as such it is advised 205 to also select CONFIG_CHARGER_BQ24190=m and CONFIG_TYPEC_FUSB302=m 206 (the fusb302 driver currently is in drivers/staging). 207 208config I2C_NFORCE2 209 tristate "Nvidia nForce2, nForce3 and nForce4" 210 depends on PCI 211 help 212 If you say yes to this option, support will be included for the Nvidia 213 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces. 214 215 This driver can also be built as a module. If so, the module 216 will be called i2c-nforce2. 217 218config I2C_NFORCE2_S4985 219 tristate "SMBus multiplexing on the Tyan S4985" 220 depends on I2C_NFORCE2 && X86 221 help 222 Enabling this option will add specific SMBus support for the Tyan 223 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed 224 over 4 different channels, where the various memory module EEPROMs 225 live. Saying yes here will give you access to these in addition 226 to the trunk. 227 228 This driver can also be built as a module. If so, the module 229 will be called i2c-nforce2-s4985. 230 231config I2C_SIS5595 232 tristate "SiS 5595" 233 depends on PCI 234 help 235 If you say yes to this option, support will be included for the 236 SiS5595 SMBus (a subset of I2C) interface. 237 238 This driver can also be built as a module. If so, the module 239 will be called i2c-sis5595. 240 241config I2C_SIS630 242 tristate "SiS 630/730/964" 243 depends on PCI 244 help 245 If you say yes to this option, support will be included for the 246 SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface. 247 248 This driver can also be built as a module. If so, the module 249 will be called i2c-sis630. 250 251config I2C_SIS96X 252 tristate "SiS 96x" 253 depends on PCI 254 help 255 If you say yes to this option, support will be included for the SiS 256 96x SMBus (a subset of I2C) interfaces. Specifically, the following 257 chipsets are supported: 258 645/961 259 645DX/961 260 645DX/962 261 648/961 262 650/961 263 735 264 745 265 266 This driver can also be built as a module. If so, the module 267 will be called i2c-sis96x. 268 269config I2C_VIA 270 tristate "VIA VT82C586B" 271 depends on PCI 272 select I2C_ALGOBIT 273 help 274 If you say yes to this option, support will be included for the VIA 275 82C586B I2C interface 276 277 This driver can also be built as a module. If so, the module 278 will be called i2c-via. 279 280config I2C_VIAPRO 281 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900" 282 depends on PCI 283 help 284 If you say yes to this option, support will be included for the VIA 285 VT82C596 and later SMBus interface. Specifically, the following 286 chipsets are supported: 287 VT82C596A/B 288 VT82C686A/B 289 VT8231 290 VT8233/A 291 VT8235 292 VT8237R/A/S 293 VT8251 294 CX700 295 VX800/VX820 296 VX855/VX875 297 VX900 298 299 This driver can also be built as a module. If so, the module 300 will be called i2c-viapro. 301 302if ACPI 303 304comment "ACPI drivers" 305 306config I2C_SCMI 307 tristate "SMBus Control Method Interface" 308 help 309 This driver supports the SMBus Control Method Interface. It needs the 310 BIOS to declare ACPI control methods as described in the SMBus Control 311 Method Interface specification. 312 313 To compile this driver as a module, choose M here: 314 the module will be called i2c-scmi. 315 316endif # ACPI 317 318comment "Mac SMBus host controller drivers" 319 depends on PPC_CHRP || PPC_PMAC 320 321config I2C_HYDRA 322 tristate "CHRP Apple Hydra Mac I/O I2C interface" 323 depends on PCI && PPC_CHRP 324 select I2C_ALGOBIT 325 help 326 This supports the use of the I2C interface in the Apple Hydra Mac 327 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you 328 have such a machine. 329 330 This support is also available as a module. If so, the module 331 will be called i2c-hydra. 332 333config I2C_POWERMAC 334 tristate "Powermac I2C interface" 335 depends on PPC_PMAC 336 default y 337 help 338 This exposes the various PowerMac i2c interfaces to the linux i2c 339 layer and to userland. It is used by various drivers on the PowerMac 340 platform, and should generally be enabled. 341 342 This support is also available as a module. If so, the module 343 will be called i2c-powermac. 344 345comment "I2C system bus drivers (mostly embedded / system-on-chip)" 346 347config I2C_ALTERA 348 tristate "Altera Soft IP I2C" 349 depends on (ARCH_SOCFPGA || NIOS2) && OF 350 help 351 If you say yes to this option, support will be included for the 352 Altera Soft IP I2C interfaces on SoCFPGA and Nios2 architectures. 353 354 This driver can also be built as a module. If so, the module 355 will be called i2c-altera. 356 357config I2C_ASPEED 358 tristate "Aspeed I2C Controller" 359 depends on ARCH_ASPEED || COMPILE_TEST 360 help 361 If you say yes to this option, support will be included for the 362 Aspeed I2C controller. 363 364 This driver can also be built as a module. If so, the module 365 will be called i2c-aspeed. 366 367config I2C_AT91 368 tristate "Atmel AT91 I2C Two-Wire interface (TWI)" 369 depends on ARCH_AT91 370 help 371 This supports the use of the I2C interface on Atmel AT91 372 processors. 373 374 A serious problem is that there is no documented way to issue 375 repeated START conditions for more than two messages, as needed 376 to support combined I2C messages. Use the i2c-gpio driver 377 unless your system can cope with this limitation. 378 379 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices 380 don't have clock stretching in transmission mode. For that reason, 381 you can encounter underrun issues causing premature stop sendings if 382 the latency to fill the transmission register is too long. If you 383 are facing this situation, use the i2c-gpio driver. 384 385config I2C_AU1550 386 tristate "Au1550/Au1200/Au1300 SMBus interface" 387 depends on MIPS_ALCHEMY 388 help 389 If you say yes to this option, support will be included for the 390 Au1550/Au1200/Au1300 SMBus interface. 391 392 This driver can also be built as a module. If so, the module 393 will be called i2c-au1550. 394 395config I2C_AXXIA 396 tristate "Axxia I2C controller" 397 depends on ARCH_AXXIA || COMPILE_TEST 398 default ARCH_AXXIA 399 help 400 Say yes if you want to support the I2C bus on Axxia platforms. 401 402 Please note that this controller is limited to transfers of maximum 403 255 bytes in length. Any attempt to to a larger transfer will return 404 an error. 405 406config I2C_BCM2835 407 tristate "Broadcom BCM2835 I2C controller" 408 depends on ARCH_BCM2835 409 help 410 If you say yes to this option, support will be included for the 411 BCM2835 I2C controller. 412 413 If you don't know what to do here, say N. 414 415 This support is also available as a module. If so, the module 416 will be called i2c-bcm2835. 417 418config I2C_BCM_IPROC 419 tristate "Broadcom iProc I2C controller" 420 depends on ARCH_BCM_IPROC || COMPILE_TEST 421 default ARCH_BCM_IPROC 422 help 423 If you say yes to this option, support will be included for the 424 Broadcom iProc I2C controller. 425 426 If you don't know what to do here, say N. 427 428config I2C_BCM_KONA 429 tristate "BCM Kona I2C adapter" 430 depends on ARCH_BCM_MOBILE 431 default y 432 help 433 If you say yes to this option, support will be included for the 434 I2C interface on the Broadcom Kona family of processors. 435 436 If you do not need KONA I2C interface, say N. 437 438config I2C_BRCMSTB 439 tristate "BRCM Settop I2C controller" 440 depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST 441 default y 442 help 443 If you say yes to this option, support will be included for the 444 I2C interface on the Broadcom Settop SoCs. 445 446 If you do not need I2C interface, say N. 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_GPIO_FAULT_INJECTOR 591 bool "GPIO-based fault injector" 592 depends on I2C_GPIO 593 help 594 This adds some functionality to the i2c-gpio driver which can inject 595 faults to an I2C bus, so another bus master can be stress-tested. 596 This is for debugging. If unsure, say 'no'. 597 598config I2C_HIGHLANDER 599 tristate "Highlander FPGA SMBus interface" 600 depends on SH_HIGHLANDER 601 help 602 If you say yes to this option, support will be included for 603 the SMBus interface located in the FPGA on various Highlander 604 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL 605 FPGAs. This is wholly unrelated to the SoC I2C. 606 607 This driver can also be built as a module. If so, the module 608 will be called i2c-highlander. 609 610config I2C_IBM_IIC 611 tristate "IBM PPC 4xx on-chip I2C interface" 612 depends on 4xx 613 help 614 Say Y here if you want to use IIC peripheral found on 615 embedded IBM PPC 4xx based systems. 616 617 This driver can also be built as a module. If so, the module 618 will be called i2c-ibm_iic. 619 620config I2C_IMG 621 tristate "Imagination Technologies I2C SCB Controller" 622 depends on MIPS || COMPILE_TEST 623 help 624 Say Y here if you want to use the IMG I2C SCB controller, 625 available on the TZ1090 and other IMG SoCs. 626 627 This driver can also be built as a module. If so, the module 628 will be called i2c-img-scb. 629 630config I2C_IMX 631 tristate "IMX I2C interface" 632 depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE 633 help 634 Say Y here if you want to use the IIC bus controller on 635 the Freescale i.MX/MXC, Layerscape or ColdFire processors. 636 637 This driver can also be built as a module. If so, the module 638 will be called i2c-imx. 639 640config I2C_IMX_LPI2C 641 tristate "IMX Low Power I2C interface" 642 depends on ARCH_MXC || COMPILE_TEST 643 help 644 Say Y here if you want to use the Low Power IIC bus controller 645 on the Freescale i.MX processors. 646 647 This driver can also be built as a module. If so, the module 648 will be called i2c-imx-lpi2c. 649 650config I2C_IOP3XX 651 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface" 652 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX 653 help 654 Say Y here if you want to use the IIC bus controller on 655 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors. 656 657 This driver can also be built as a module. If so, the module 658 will be called i2c-iop3xx. 659 660config I2C_JZ4780 661 tristate "JZ4780 I2C controller interface support" 662 depends on MACH_JZ4780 || COMPILE_TEST 663 help 664 If you say yes to this option, support will be included for the 665 Ingenic JZ4780 I2C controller. 666 667 If you don't know what to do here, say N. 668 669config I2C_KEMPLD 670 tristate "Kontron COM I2C Controller" 671 depends on MFD_KEMPLD 672 help 673 This enables support for the I2C bus interface on some Kontron ETX 674 and COMexpress (ETXexpress) modules. 675 676 This driver can also be built as a module. If so, the module 677 will be called i2c-kempld. 678 679config I2C_LPC2K 680 tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx" 681 depends on OF && (ARCH_LPC18XX || COMPILE_TEST) 682 help 683 This driver supports the I2C interface found several NXP 684 devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx. 685 686 This driver can also be built as a module. If so, the module 687 will be called i2c-lpc2k. 688 689config I2C_MESON 690 tristate "Amlogic Meson I2C controller" 691 depends on ARCH_MESON || COMPILE_TEST 692 help 693 If you say yes to this option, support will be included for the 694 I2C interface on the Amlogic Meson family of SoCs. 695 696config I2C_MPC 697 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx" 698 depends on PPC 699 help 700 If you say yes to this option, support will be included for the 701 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx, 702 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors. 703 704 This driver can also be built as a module. If so, the module 705 will be called i2c-mpc. 706 707config I2C_MT65XX 708 tristate "MediaTek I2C adapter" 709 depends on ARCH_MEDIATEK || COMPILE_TEST 710 help 711 This selects the MediaTek(R) Integrated Inter Circuit bus driver 712 for MT65xx and MT81xx. 713 If you want to use MediaTek(R) I2C interface, say Y or M here. 714 If unsure, say N. 715 716config I2C_MV64XXX 717 tristate "Marvell mv64xxx I2C Controller" 718 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI || ARCH_MVEBU 719 help 720 If you say yes to this option, support will be included for the 721 built-in I2C interface on the Marvell 64xxx line of host bridges. 722 This driver is also used for Allwinner SoCs I2C controllers. 723 724 This driver can also be built as a module. If so, the module 725 will be called i2c-mv64xxx. 726 727config I2C_MXS 728 tristate "Freescale i.MX28 I2C interface" 729 depends on SOC_IMX28 730 select STMP_DEVICE 731 help 732 Say Y here if you want to use the I2C bus controller on 733 the Freescale i.MX28 processors. 734 735 This driver can also be built as a module. If so, the module 736 will be called i2c-mxs. 737 738config I2C_NOMADIK 739 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller" 740 depends on ARM_AMBA 741 help 742 If you say yes to this option, support will be included for the 743 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures, 744 as well as the STA2X11 PCIe I/O HUB. 745 746config I2C_OCORES 747 tristate "OpenCores I2C Controller" 748 help 749 If you say yes to this option, support will be included for the 750 OpenCores I2C controller. For details see 751 http://www.opencores.org/projects.cgi/web/i2c/overview 752 753 This driver can also be built as a module. If so, the module 754 will be called i2c-ocores. 755 756config I2C_OMAP 757 tristate "OMAP I2C adapter" 758 depends on ARCH_OMAP 759 default y if MACH_OMAP_H3 || MACH_OMAP_OSK 760 help 761 If you say yes to this option, support will be included for the 762 I2C interface on the Texas Instruments OMAP1/2 family of processors. 763 Like OMAP1510/1610/1710/5912 and OMAP242x. 764 For details see http://www.ti.com/omap. 765 766config I2C_PASEMI 767 tristate "PA Semi SMBus interface" 768 depends on PPC_PASEMI && PCI 769 help 770 Supports the PA Semi PWRficient on-chip SMBus interfaces. 771 772config I2C_PCA_PLATFORM 773 tristate "PCA9564/PCA9665 as platform device" 774 select I2C_ALGOPCA 775 default n 776 help 777 This driver supports a memory mapped Philips PCA9564/PCA9665 778 parallel bus to I2C bus controller. 779 780 This driver can also be built as a module. If so, the module 781 will be called i2c-pca-platform. 782 783config I2C_PMCMSP 784 tristate "PMC MSP I2C TWI Controller" 785 depends on PMC_MSP 786 help 787 This driver supports the PMC TWI controller on MSP devices. 788 789 This driver can also be built as module. If so, the module 790 will be called i2c-pmcmsp. 791 792config I2C_PNX 793 tristate "I2C bus support for Philips PNX and NXP LPC targets" 794 depends on ARCH_LPC32XX 795 help 796 This driver supports the Philips IP3204 I2C IP block master and/or 797 slave controller 798 799 This driver can also be built as a module. If so, the module 800 will be called i2c-pnx. 801 802config I2C_PUV3 803 tristate "PKUnity v3 I2C bus support" 804 depends on UNICORE32 && ARCH_PUV3 805 select I2C_ALGOBIT 806 help 807 This driver supports the I2C IP inside the PKUnity-v3 SoC. 808 This I2C bus controller is under AMBA/AXI bus. 809 810 This driver can also be built as a module. If so, the module 811 will be called i2c-puv3. 812 813config I2C_PXA 814 tristate "Intel PXA2XX I2C adapter" 815 depends on ARCH_PXA || ARCH_MMP || ARCH_MVEBU || (X86_32 && PCI && OF) 816 help 817 If you have devices in the PXA I2C bus, say yes to this option. 818 This driver can also be built as a module. If so, the module 819 will be called i2c-pxa. 820 821config I2C_PXA_PCI 822 def_bool I2C_PXA && X86_32 && PCI && OF 823 824config I2C_PXA_SLAVE 825 bool "Intel PXA2XX I2C Slave comms support" 826 depends on I2C_PXA && !X86_32 827 help 828 Support I2C slave mode communications on the PXA I2C bus. This 829 is necessary for systems where the PXA may be a target on the 830 I2C bus. 831 832config I2C_QUP 833 tristate "Qualcomm QUP based I2C controller" 834 depends on ARCH_QCOM 835 help 836 If you say yes to this option, support will be included for the 837 built-in I2C interface on the Qualcomm SoCs. 838 839 This driver can also be built as a module. If so, the module 840 will be called i2c-qup. 841 842config I2C_RIIC 843 tristate "Renesas RIIC adapter" 844 depends on ARCH_RENESAS || COMPILE_TEST 845 help 846 If you say yes to this option, support will be included for the 847 Renesas RIIC I2C interface. 848 849 This driver can also be built as a module. If so, the module 850 will be called i2c-riic. 851 852config I2C_RK3X 853 tristate "Rockchip RK3xxx I2C adapter" 854 depends on OF && COMMON_CLK 855 help 856 Say Y here to include support for the I2C adapter in Rockchip RK3xxx 857 SoCs. 858 859 This driver can also be built as a module. If so, the module will 860 be called i2c-rk3x. 861 862config HAVE_S3C2410_I2C 863 bool 864 help 865 This will include I2C support for Samsung SoCs. If you want to 866 include I2C support for any machine, kindly select this in the 867 respective Kconfig file. 868 869config I2C_S3C2410 870 tristate "S3C2410 I2C Driver" 871 depends on HAVE_S3C2410_I2C 872 help 873 Say Y here to include support for I2C controller in the 874 Samsung SoCs. 875 876config I2C_SH7760 877 tristate "Renesas SH7760 I2C Controller" 878 depends on CPU_SUBTYPE_SH7760 879 help 880 This driver supports the 2 I2C interfaces on the Renesas SH7760. 881 882 This driver can also be built as a module. If so, the module 883 will be called i2c-sh7760. 884 885config I2C_SH_MOBILE 886 tristate "SuperH Mobile I2C Controller" 887 depends on ARCH_SHMOBILE || ARCH_RENESAS || COMPILE_TEST 888 help 889 If you say yes to this option, support will be included for the 890 built-in I2C interface on the Renesas SH-Mobile processor. 891 892 This driver can also be built as a module. If so, the module 893 will be called i2c-sh_mobile. 894 895config I2C_SIMTEC 896 tristate "Simtec Generic I2C interface" 897 select I2C_ALGOBIT 898 help 899 If you say yes to this option, support will be included for 900 the Simtec Generic I2C interface. This driver is for the 901 simple I2C bus used on newer Simtec products for general 902 I2C, such as DDC on the Simtec BBD2016A. 903 904 This driver can also be built as a module. If so, the module 905 will be called i2c-simtec. 906 907config I2C_SIRF 908 tristate "CSR SiRFprimaII I2C interface" 909 depends on ARCH_SIRF 910 help 911 If you say yes to this option, support will be included for the 912 CSR SiRFprimaII I2C interface. 913 914 This driver can also be built as a module. If so, the module 915 will be called i2c-sirf. 916 917config I2C_SPRD 918 bool "Spreadtrum I2C interface" 919 depends on I2C=y && ARCH_SPRD 920 help 921 If you say yes to this option, support will be included for the 922 Spreadtrum I2C interface. 923 924config I2C_ST 925 tristate "STMicroelectronics SSC I2C support" 926 depends on ARCH_STI 927 help 928 Enable this option to add support for STMicroelectronics SoCs 929 hardware SSC (Synchronous Serial Controller) as an I2C controller. 930 931 This driver can also be built as module. If so, the module 932 will be called i2c-st. 933 934config I2C_STM32F4 935 tristate "STMicroelectronics STM32F4 I2C support" 936 depends on ARCH_STM32 || COMPILE_TEST 937 help 938 Enable this option to add support for STM32 I2C controller embedded 939 in STM32F4 SoCs. 940 941 This driver can also be built as module. If so, the module 942 will be called i2c-stm32f4. 943 944config I2C_STM32F7 945 tristate "STMicroelectronics STM32F7 I2C support" 946 depends on ARCH_STM32 || COMPILE_TEST 947 help 948 Enable this option to add support for STM32 I2C controller embedded 949 in STM32F7 SoCs. 950 951 This driver can also be built as module. If so, the module 952 will be called i2c-stm32f7. 953 954config I2C_STU300 955 tristate "ST Microelectronics DDC I2C interface" 956 depends on MACH_U300 957 default y if MACH_U300 958 help 959 If you say yes to this option, support will be included for the 960 I2C interface from ST Microelectronics simply called "DDC I2C" 961 supporting both I2C and DDC, used in e.g. the U300 series 962 mobile platforms. 963 964 This driver can also be built as a module. If so, the module 965 will be called i2c-stu300. 966 967config I2C_SUN6I_P2WI 968 tristate "Allwinner sun6i internal P2WI controller" 969 depends on RESET_CONTROLLER 970 depends on MACH_SUN6I || COMPILE_TEST 971 help 972 If you say yes to this option, support will be included for the 973 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi 974 SOCs. 975 The P2WI looks like an SMBus controller (which supports only byte 976 accesses), except that it only supports one slave device. 977 This interface is used to connect to specific PMIC devices (like the 978 AXP221). 979 980config I2C_SYNQUACER 981 tristate "Socionext SynQuacer I2C controller" 982 depends on ARCH_SYNQUACER || COMPILE_TEST 983 help 984 Say Y here to include support for the I2C controller used in some 985 Fujitsu and Socionext SoCs. 986 987 This driver can also be built as a module. If so, the module 988 will be called i2c-synquacer. 989 990config I2C_TEGRA 991 tristate "NVIDIA Tegra internal I2C controller" 992 depends on ARCH_TEGRA 993 help 994 If you say yes to this option, support will be included for the 995 I2C controller embedded in NVIDIA Tegra SOCs 996 997config I2C_TEGRA_BPMP 998 tristate "NVIDIA Tegra BPMP I2C controller" 999 depends on TEGRA_BPMP 1000 default y 1001 help 1002 If you say yes to this option, support will be included for the I2C 1003 controller embedded in NVIDIA Tegra SoCs accessed via the BPMP. 1004 1005 This I2C driver is a 'virtual' I2C driver. The real driver is part 1006 of the BPMP firmware, and this driver merely communicates with that 1007 real driver. 1008 1009config I2C_UNIPHIER 1010 tristate "UniPhier FIFO-less I2C controller" 1011 depends on ARCH_UNIPHIER || COMPILE_TEST 1012 help 1013 If you say yes to this option, support will be included for 1014 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8, 1015 or older UniPhier SoCs. 1016 1017config I2C_UNIPHIER_F 1018 tristate "UniPhier FIFO-builtin I2C controller" 1019 depends on ARCH_UNIPHIER || COMPILE_TEST 1020 help 1021 If you say yes to this option, support will be included for 1022 the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4, 1023 PH1-Pro5, or newer UniPhier SoCs. 1024 1025config I2C_VERSATILE 1026 tristate "ARM Versatile/Realview I2C bus support" 1027 depends on ARCH_MPS2 || ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST 1028 select I2C_ALGOBIT 1029 help 1030 Say yes if you want to support the I2C serial bus on ARMs Versatile 1031 range of platforms. 1032 1033 This driver can also be built as a module. If so, the module 1034 will be called i2c-versatile. 1035 1036config I2C_WMT 1037 tristate "Wondermedia WM8xxx SoC I2C bus support" 1038 depends on ARCH_VT8500 1039 help 1040 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series 1041 SoCs. 1042 1043 This driver can also be built as a module. If so, the module will be 1044 called i2c-wmt. 1045 1046config I2C_OCTEON 1047 tristate "Cavium OCTEON I2C bus support" 1048 depends on CAVIUM_OCTEON_SOC 1049 help 1050 Say yes if you want to support the I2C serial bus on Cavium 1051 OCTEON SOC. 1052 1053 This driver can also be built as a module. If so, the module 1054 will be called i2c-octeon. 1055 1056config I2C_THUNDERX 1057 tristate "Cavium ThunderX I2C bus support" 1058 depends on 64BIT && PCI && (ARM64 || COMPILE_TEST) 1059 select I2C_SMBUS 1060 help 1061 Say yes if you want to support the I2C serial bus on Cavium 1062 ThunderX SOC. 1063 1064 This driver can also be built as a module. If so, the module 1065 will be called i2c-thunderx. 1066 1067config I2C_XILINX 1068 tristate "Xilinx I2C Controller" 1069 depends on HAS_IOMEM 1070 help 1071 If you say yes to this option, support will be included for the 1072 Xilinx I2C controller. 1073 1074 This driver can also be built as a module. If so, the module 1075 will be called xilinx_i2c. 1076 1077config I2C_XLR 1078 tristate "Netlogic XLR and Sigma Designs I2C support" 1079 depends on CPU_XLR || ARCH_TANGO 1080 help 1081 This driver enables support for the on-chip I2C interface of 1082 the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs. 1083 1084 This driver can also be built as a module. If so, the module 1085 will be called i2c-xlr. 1086 1087config I2C_XLP9XX 1088 tristate "XLP9XX I2C support" 1089 depends on CPU_XLP || ARCH_THUNDER2 || COMPILE_TEST 1090 help 1091 This driver enables support for the on-chip I2C interface of 1092 the Broadcom XLP9xx/XLP5xx MIPS and Vulcan ARM64 processors. 1093 1094 This driver can also be built as a module. If so, the module will 1095 be called i2c-xlp9xx. 1096 1097config I2C_RCAR 1098 tristate "Renesas R-Car I2C Controller" 1099 depends on ARCH_RENESAS || COMPILE_TEST 1100 select I2C_SLAVE 1101 help 1102 If you say yes to this option, support will be included for the 1103 R-Car I2C controller. 1104 1105 This driver can also be built as a module. If so, the module 1106 will be called i2c-rcar. 1107 1108comment "External I2C/SMBus adapter drivers" 1109 1110config I2C_DIOLAN_U2C 1111 tristate "Diolan U2C-12 USB adapter" 1112 depends on USB 1113 help 1114 If you say yes to this option, support will be included for Diolan 1115 U2C-12, a USB to I2C interface. 1116 1117 This driver can also be built as a module. If so, the module 1118 will be called i2c-diolan-u2c. 1119 1120config I2C_DLN2 1121 tristate "Diolan DLN-2 USB I2C adapter" 1122 depends on MFD_DLN2 1123 help 1124 If you say yes to this option, support will be included for Diolan 1125 DLN2, a USB to I2C interface. 1126 1127 This driver can also be built as a module. If so, the module 1128 will be called i2c-dln2. 1129 1130config I2C_PARPORT 1131 tristate "Parallel port adapter" 1132 depends on PARPORT 1133 select I2C_ALGOBIT 1134 select I2C_SMBUS 1135 help 1136 This supports parallel port I2C adapters such as the ones made by 1137 Philips or Velleman, Analog Devices evaluation boards, and more. 1138 Basically any adapter using the parallel port as an I2C bus with 1139 no extra chipset is supported by this driver, or could be. 1140 1141 This driver is a replacement for (and was inspired by) an older 1142 driver named i2c-philips-par. The new driver supports more devices, 1143 and makes it easier to add support for new devices. 1144 1145 An adapter type parameter is now mandatory. Please read the file 1146 Documentation/i2c/busses/i2c-parport for details. 1147 1148 Another driver exists, named i2c-parport-light, which doesn't depend 1149 on the parport driver. This is meant for embedded systems. Don't say 1150 Y here if you intend to say Y or M there. 1151 1152 This support is also available as a module. If so, the module 1153 will be called i2c-parport. 1154 1155config I2C_PARPORT_LIGHT 1156 tristate "Parallel port adapter (light)" 1157 select I2C_ALGOBIT 1158 select I2C_SMBUS 1159 help 1160 This supports parallel port I2C adapters such as the ones made by 1161 Philips or Velleman, Analog Devices evaluation boards, and more. 1162 Basically any adapter using the parallel port as an I2C bus with 1163 no extra chipset is supported by this driver, or could be. 1164 1165 This driver is a light version of i2c-parport. It doesn't depend 1166 on the parport driver, and uses direct I/O access instead. This 1167 might be preferred on embedded systems where wasting memory for 1168 the clean but heavy parport handling is not an option. The 1169 drawback is a reduced portability and the impossibility to 1170 daisy-chain other parallel port devices. 1171 1172 Don't say Y here if you said Y or M to i2c-parport. Saying M to 1173 both is possible but both modules should not be loaded at the same 1174 time. 1175 1176 This support is also available as a module. If so, the module 1177 will be called i2c-parport-light. 1178 1179config I2C_ROBOTFUZZ_OSIF 1180 tristate "RobotFuzz Open Source InterFace USB adapter" 1181 depends on USB 1182 help 1183 If you say yes to this option, support will be included for the 1184 RobotFuzz Open Source InterFace USB to I2C interface. 1185 1186 This driver can also be built as a module. If so, the module 1187 will be called i2c-osif. 1188 1189config I2C_TAOS_EVM 1190 tristate "TAOS evaluation module" 1191 depends on TTY 1192 select SERIO 1193 select SERIO_SERPORT 1194 default n 1195 help 1196 This supports TAOS evaluation modules on serial port. In order to 1197 use this driver, you will need the inputattach tool, which is part 1198 of the input-utils package. 1199 1200 If unsure, say N. 1201 1202 This support is also available as a module. If so, the module 1203 will be called i2c-taos-evm. 1204 1205config I2C_TINY_USB 1206 tristate "Tiny-USB adapter" 1207 depends on USB 1208 help 1209 If you say yes to this option, support will be included for the 1210 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See 1211 http://www.harbaum.org/till/i2c_tiny_usb for hardware details. 1212 1213 This driver can also be built as a module. If so, the module 1214 will be called i2c-tiny-usb. 1215 1216config I2C_VIPERBOARD 1217 tristate "Viperboard I2C master support" 1218 depends on MFD_VIPERBOARD && USB 1219 help 1220 Say yes here to access the I2C part of the Nano River 1221 Technologies Viperboard as I2C master. 1222 See viperboard API specification and Nano 1223 River Tech's viperboard.h for detailed meaning 1224 of the module parameters. 1225 1226comment "Other I2C/SMBus bus drivers" 1227 1228config I2C_ACORN 1229 tristate "Acorn IOC/IOMD I2C bus support" 1230 depends on ARCH_ACORN 1231 default y 1232 select I2C_ALGOBIT 1233 help 1234 Say yes if you want to support the I2C bus on Acorn platforms. 1235 1236 If you don't know, say Y. 1237 1238config I2C_ELEKTOR 1239 tristate "Elektor ISA card" 1240 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP 1241 select I2C_ALGOPCF 1242 help 1243 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own 1244 such an adapter. 1245 1246 This support is also available as a module. If so, the module 1247 will be called i2c-elektor. 1248 1249config I2C_MLXCPLD 1250 tristate "Mellanox I2C driver" 1251 depends on X86_64 1252 help 1253 This exposes the Mellanox platform I2C busses to the linux I2C layer 1254 for X86 based systems. 1255 Controller is implemented as CPLD logic. 1256 1257 This driver can also be built as a module. If so, the module will be 1258 called as i2c-mlxcpld. 1259 1260config I2C_PCA_ISA 1261 tristate "PCA9564/PCA9665 on an ISA bus" 1262 depends on ISA 1263 select I2C_ALGOPCA 1264 default n 1265 help 1266 This driver supports ISA boards using the Philips PCA9564/PCA9665 1267 parallel bus to I2C bus controller. 1268 1269 This driver can also be built as a module. If so, the module 1270 will be called i2c-pca-isa. 1271 1272 This device is almost undetectable and using this driver on a 1273 system which doesn't have this device will result in long 1274 delays when I2C/SMBus chip drivers are loaded (e.g. at boot 1275 time). If unsure, say N. 1276 1277config I2C_SIBYTE 1278 tristate "SiByte SMBus interface" 1279 depends on SIBYTE_SB1xxx_SOC 1280 help 1281 Supports the SiByte SOC on-chip I2C interfaces (2 channels). 1282 1283config I2C_CROS_EC_TUNNEL 1284 tristate "ChromeOS EC tunnel I2C bus" 1285 depends on MFD_CROS_EC 1286 help 1287 If you say yes here you get an I2C bus that will tunnel i2c commands 1288 through to the other side of the ChromeOS EC to the i2c bus 1289 connected there. This will work whatever the interface used to 1290 talk to the EC (SPI, I2C or LPC). 1291 1292config I2C_XGENE_SLIMPRO 1293 tristate "APM X-Gene SoC I2C SLIMpro devices support" 1294 depends on ARCH_XGENE && MAILBOX 1295 help 1296 Enable I2C bus access using the APM X-Gene SoC SLIMpro 1297 co-processor. The I2C device access the I2C bus via the X-Gene 1298 to SLIMpro (On chip coprocessor) mailbox mechanism. 1299 If unsure, say N. 1300 1301config SCx200_ACB 1302 tristate "Geode ACCESS.bus support" 1303 depends on X86_32 && PCI 1304 help 1305 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and 1306 SC1100 processors and the CS5535 and CS5536 Geode companion devices. 1307 1308 If you don't know what to do here, say N. 1309 1310 This support is also available as a module. If so, the module 1311 will be called scx200_acb. 1312 1313config I2C_OPAL 1314 tristate "IBM OPAL I2C driver" 1315 depends on PPC_POWERNV 1316 default y 1317 help 1318 This exposes the PowerNV platform i2c busses to the linux i2c layer, 1319 the driver is based on the OPAL interfaces. 1320 1321 This driver can also be built as a module. If so, the module will be 1322 called as i2c-opal. 1323 1324config I2C_ZX2967 1325 tristate "ZTE ZX2967 I2C support" 1326 depends on ARCH_ZX 1327 default y 1328 help 1329 Selecting this option will add ZX2967 I2C driver. 1330 This driver can also be built as a module. If so, the module will be 1331 called i2c-zx2967. 1332 1333endmenu 1334