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 depends on HAS_DMA 711 help 712 This selects the MediaTek(R) Integrated Inter Circuit bus driver 713 for MT65xx and MT81xx. 714 If you want to use MediaTek(R) I2C interface, say Y or M here. 715 If unsure, say N. 716 717config I2C_MV64XXX 718 tristate "Marvell mv64xxx I2C Controller" 719 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI || ARCH_MVEBU 720 help 721 If you say yes to this option, support will be included for the 722 built-in I2C interface on the Marvell 64xxx line of host bridges. 723 This driver is also used for Allwinner SoCs I2C controllers. 724 725 This driver can also be built as a module. If so, the module 726 will be called i2c-mv64xxx. 727 728config I2C_MXS 729 tristate "Freescale i.MX28 I2C interface" 730 depends on SOC_IMX28 731 select STMP_DEVICE 732 help 733 Say Y here if you want to use the I2C bus controller on 734 the Freescale i.MX28 processors. 735 736 This driver can also be built as a module. If so, the module 737 will be called i2c-mxs. 738 739config I2C_NOMADIK 740 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller" 741 depends on ARM_AMBA 742 help 743 If you say yes to this option, support will be included for the 744 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures, 745 as well as the STA2X11 PCIe I/O HUB. 746 747config I2C_OCORES 748 tristate "OpenCores I2C Controller" 749 help 750 If you say yes to this option, support will be included for the 751 OpenCores I2C controller. For details see 752 http://www.opencores.org/projects.cgi/web/i2c/overview 753 754 This driver can also be built as a module. If so, the module 755 will be called i2c-ocores. 756 757config I2C_OMAP 758 tristate "OMAP I2C adapter" 759 depends on ARCH_OMAP 760 default y if MACH_OMAP_H3 || MACH_OMAP_OSK 761 help 762 If you say yes to this option, support will be included for the 763 I2C interface on the Texas Instruments OMAP1/2 family of processors. 764 Like OMAP1510/1610/1710/5912 and OMAP242x. 765 For details see http://www.ti.com/omap. 766 767config I2C_PASEMI 768 tristate "PA Semi SMBus interface" 769 depends on PPC_PASEMI && PCI 770 help 771 Supports the PA Semi PWRficient on-chip SMBus interfaces. 772 773config I2C_PCA_PLATFORM 774 tristate "PCA9564/PCA9665 as platform device" 775 select I2C_ALGOPCA 776 default n 777 help 778 This driver supports a memory mapped Philips PCA9564/PCA9665 779 parallel bus to I2C bus controller. 780 781 This driver can also be built as a module. If so, the module 782 will be called i2c-pca-platform. 783 784config I2C_PMCMSP 785 tristate "PMC MSP I2C TWI Controller" 786 depends on PMC_MSP 787 help 788 This driver supports the PMC TWI controller on MSP devices. 789 790 This driver can also be built as module. If so, the module 791 will be called i2c-pmcmsp. 792 793config I2C_PNX 794 tristate "I2C bus support for Philips PNX and NXP LPC targets" 795 depends on ARCH_LPC32XX 796 help 797 This driver supports the Philips IP3204 I2C IP block master and/or 798 slave controller 799 800 This driver can also be built as a module. If so, the module 801 will be called i2c-pnx. 802 803config I2C_PUV3 804 tristate "PKUnity v3 I2C bus support" 805 depends on UNICORE32 && ARCH_PUV3 806 select I2C_ALGOBIT 807 help 808 This driver supports the I2C IP inside the PKUnity-v3 SoC. 809 This I2C bus controller is under AMBA/AXI bus. 810 811 This driver can also be built as a module. If so, the module 812 will be called i2c-puv3. 813 814config I2C_PXA 815 tristate "Intel PXA2XX I2C adapter" 816 depends on ARCH_PXA || ARCH_MMP || ARCH_MVEBU || (X86_32 && PCI && OF) 817 help 818 If you have devices in the PXA I2C bus, say yes to this option. 819 This driver can also be built as a module. If so, the module 820 will be called i2c-pxa. 821 822config I2C_PXA_PCI 823 def_bool I2C_PXA && X86_32 && PCI && OF 824 825config I2C_PXA_SLAVE 826 bool "Intel PXA2XX I2C Slave comms support" 827 depends on I2C_PXA && !X86_32 828 help 829 Support I2C slave mode communications on the PXA I2C bus. This 830 is necessary for systems where the PXA may be a target on the 831 I2C bus. 832 833config I2C_QUP 834 tristate "Qualcomm QUP based I2C controller" 835 depends on ARCH_QCOM 836 help 837 If you say yes to this option, support will be included for the 838 built-in I2C interface on the Qualcomm SoCs. 839 840 This driver can also be built as a module. If so, the module 841 will be called i2c-qup. 842 843config I2C_RIIC 844 tristate "Renesas RIIC adapter" 845 depends on ARCH_RENESAS || COMPILE_TEST 846 help 847 If you say yes to this option, support will be included for the 848 Renesas RIIC I2C interface. 849 850 This driver can also be built as a module. If so, the module 851 will be called i2c-riic. 852 853config I2C_RK3X 854 tristate "Rockchip RK3xxx I2C adapter" 855 depends on OF && COMMON_CLK 856 help 857 Say Y here to include support for the I2C adapter in Rockchip RK3xxx 858 SoCs. 859 860 This driver can also be built as a module. If so, the module will 861 be called i2c-rk3x. 862 863config HAVE_S3C2410_I2C 864 bool 865 help 866 This will include I2C support for Samsung SoCs. If you want to 867 include I2C support for any machine, kindly select this in the 868 respective Kconfig file. 869 870config I2C_S3C2410 871 tristate "S3C2410 I2C Driver" 872 depends on HAVE_S3C2410_I2C 873 help 874 Say Y here to include support for I2C controller in the 875 Samsung SoCs. 876 877config I2C_SH7760 878 tristate "Renesas SH7760 I2C Controller" 879 depends on CPU_SUBTYPE_SH7760 880 help 881 This driver supports the 2 I2C interfaces on the Renesas SH7760. 882 883 This driver can also be built as a module. If so, the module 884 will be called i2c-sh7760. 885 886config I2C_SH_MOBILE 887 tristate "SuperH Mobile I2C Controller" 888 depends on HAS_DMA 889 depends on ARCH_SHMOBILE || ARCH_RENESAS || COMPILE_TEST 890 help 891 If you say yes to this option, support will be included for the 892 built-in I2C interface on the Renesas SH-Mobile processor. 893 894 This driver can also be built as a module. If so, the module 895 will be called i2c-sh_mobile. 896 897config I2C_SIMTEC 898 tristate "Simtec Generic I2C interface" 899 select I2C_ALGOBIT 900 help 901 If you say yes to this option, support will be included for 902 the Simtec Generic I2C interface. This driver is for the 903 simple I2C bus used on newer Simtec products for general 904 I2C, such as DDC on the Simtec BBD2016A. 905 906 This driver can also be built as a module. If so, the module 907 will be called i2c-simtec. 908 909config I2C_SIRF 910 tristate "CSR SiRFprimaII I2C interface" 911 depends on ARCH_SIRF 912 help 913 If you say yes to this option, support will be included for the 914 CSR SiRFprimaII I2C interface. 915 916 This driver can also be built as a module. If so, the module 917 will be called i2c-sirf. 918 919config I2C_SPRD 920 bool "Spreadtrum I2C interface" 921 depends on I2C=y && ARCH_SPRD 922 help 923 If you say yes to this option, support will be included for the 924 Spreadtrum I2C interface. 925 926config I2C_ST 927 tristate "STMicroelectronics SSC I2C support" 928 depends on ARCH_STI 929 help 930 Enable this option to add support for STMicroelectronics SoCs 931 hardware SSC (Synchronous Serial Controller) as an I2C controller. 932 933 This driver can also be built as module. If so, the module 934 will be called i2c-st. 935 936config I2C_STM32F4 937 tristate "STMicroelectronics STM32F4 I2C support" 938 depends on ARCH_STM32 || COMPILE_TEST 939 help 940 Enable this option to add support for STM32 I2C controller embedded 941 in STM32F4 SoCs. 942 943 This driver can also be built as module. If so, the module 944 will be called i2c-stm32f4. 945 946config I2C_STM32F7 947 tristate "STMicroelectronics STM32F7 I2C support" 948 depends on ARCH_STM32 || COMPILE_TEST 949 help 950 Enable this option to add support for STM32 I2C controller embedded 951 in STM32F7 SoCs. 952 953 This driver can also be built as module. If so, the module 954 will be called i2c-stm32f7. 955 956config I2C_STU300 957 tristate "ST Microelectronics DDC I2C interface" 958 depends on MACH_U300 959 default y if MACH_U300 960 help 961 If you say yes to this option, support will be included for the 962 I2C interface from ST Microelectronics simply called "DDC I2C" 963 supporting both I2C and DDC, used in e.g. the U300 series 964 mobile platforms. 965 966 This driver can also be built as a module. If so, the module 967 will be called i2c-stu300. 968 969config I2C_SUN6I_P2WI 970 tristate "Allwinner sun6i internal P2WI controller" 971 depends on RESET_CONTROLLER 972 depends on MACH_SUN6I || COMPILE_TEST 973 help 974 If you say yes to this option, support will be included for the 975 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi 976 SOCs. 977 The P2WI looks like an SMBus controller (which supports only byte 978 accesses), except that it only supports one slave device. 979 This interface is used to connect to specific PMIC devices (like the 980 AXP221). 981 982config I2C_TEGRA 983 tristate "NVIDIA Tegra internal I2C controller" 984 depends on ARCH_TEGRA 985 help 986 If you say yes to this option, support will be included for the 987 I2C controller embedded in NVIDIA Tegra SOCs 988 989config I2C_TEGRA_BPMP 990 tristate "NVIDIA Tegra BPMP I2C controller" 991 depends on TEGRA_BPMP 992 default y 993 help 994 If you say yes to this option, support will be included for the I2C 995 controller embedded in NVIDIA Tegra SoCs accessed via the BPMP. 996 997 This I2C driver is a 'virtual' I2C driver. The real driver is part 998 of the BPMP firmware, and this driver merely communicates with that 999 real driver. 1000 1001config I2C_UNIPHIER 1002 tristate "UniPhier FIFO-less I2C controller" 1003 depends on ARCH_UNIPHIER || COMPILE_TEST 1004 help 1005 If you say yes to this option, support will be included for 1006 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8, 1007 or older UniPhier SoCs. 1008 1009config I2C_UNIPHIER_F 1010 tristate "UniPhier FIFO-builtin 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-builtin I2C interface embedded in PH1-Pro4, 1015 PH1-Pro5, or newer UniPhier SoCs. 1016 1017config I2C_VERSATILE 1018 tristate "ARM Versatile/Realview I2C bus support" 1019 depends on ARCH_MPS2 || ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST 1020 select I2C_ALGOBIT 1021 help 1022 Say yes if you want to support the I2C serial bus on ARMs Versatile 1023 range of platforms. 1024 1025 This driver can also be built as a module. If so, the module 1026 will be called i2c-versatile. 1027 1028config I2C_WMT 1029 tristate "Wondermedia WM8xxx SoC I2C bus support" 1030 depends on ARCH_VT8500 1031 help 1032 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series 1033 SoCs. 1034 1035 This driver can also be built as a module. If so, the module will be 1036 called i2c-wmt. 1037 1038config I2C_OCTEON 1039 tristate "Cavium OCTEON I2C bus support" 1040 depends on CAVIUM_OCTEON_SOC 1041 help 1042 Say yes if you want to support the I2C serial bus on Cavium 1043 OCTEON SOC. 1044 1045 This driver can also be built as a module. If so, the module 1046 will be called i2c-octeon. 1047 1048config I2C_THUNDERX 1049 tristate "Cavium ThunderX I2C bus support" 1050 depends on 64BIT && PCI && (ARM64 || COMPILE_TEST) 1051 select I2C_SMBUS 1052 help 1053 Say yes if you want to support the I2C serial bus on Cavium 1054 ThunderX SOC. 1055 1056 This driver can also be built as a module. If so, the module 1057 will be called i2c-thunderx. 1058 1059config I2C_XILINX 1060 tristate "Xilinx I2C Controller" 1061 depends on HAS_IOMEM 1062 help 1063 If you say yes to this option, support will be included for the 1064 Xilinx I2C controller. 1065 1066 This driver can also be built as a module. If so, the module 1067 will be called xilinx_i2c. 1068 1069config I2C_XLR 1070 tristate "Netlogic XLR and Sigma Designs I2C support" 1071 depends on CPU_XLR || ARCH_TANGO 1072 help 1073 This driver enables support for the on-chip I2C interface of 1074 the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs. 1075 1076 This driver can also be built as a module. If so, the module 1077 will be called i2c-xlr. 1078 1079config I2C_XLP9XX 1080 tristate "XLP9XX I2C support" 1081 depends on CPU_XLP || ARCH_THUNDER2 || COMPILE_TEST 1082 help 1083 This driver enables support for the on-chip I2C interface of 1084 the Broadcom XLP9xx/XLP5xx MIPS and Vulcan ARM64 processors. 1085 1086 This driver can also be built as a module. If so, the module will 1087 be called i2c-xlp9xx. 1088 1089config I2C_RCAR 1090 tristate "Renesas R-Car I2C Controller" 1091 depends on HAS_DMA 1092 depends on ARCH_RENESAS || COMPILE_TEST 1093 select I2C_SLAVE 1094 help 1095 If you say yes to this option, support will be included for the 1096 R-Car I2C controller. 1097 1098 This driver can also be built as a module. If so, the module 1099 will be called i2c-rcar. 1100 1101comment "External I2C/SMBus adapter drivers" 1102 1103config I2C_DIOLAN_U2C 1104 tristate "Diolan U2C-12 USB adapter" 1105 depends on USB 1106 help 1107 If you say yes to this option, support will be included for Diolan 1108 U2C-12, a USB to I2C interface. 1109 1110 This driver can also be built as a module. If so, the module 1111 will be called i2c-diolan-u2c. 1112 1113config I2C_DLN2 1114 tristate "Diolan DLN-2 USB I2C adapter" 1115 depends on MFD_DLN2 1116 help 1117 If you say yes to this option, support will be included for Diolan 1118 DLN2, a USB to I2C interface. 1119 1120 This driver can also be built as a module. If so, the module 1121 will be called i2c-dln2. 1122 1123config I2C_PARPORT 1124 tristate "Parallel port adapter" 1125 depends on PARPORT 1126 select I2C_ALGOBIT 1127 select I2C_SMBUS 1128 help 1129 This supports parallel port I2C adapters such as the ones made by 1130 Philips or Velleman, Analog Devices evaluation boards, and more. 1131 Basically any adapter using the parallel port as an I2C bus with 1132 no extra chipset is supported by this driver, or could be. 1133 1134 This driver is a replacement for (and was inspired by) an older 1135 driver named i2c-philips-par. The new driver supports more devices, 1136 and makes it easier to add support for new devices. 1137 1138 An adapter type parameter is now mandatory. Please read the file 1139 Documentation/i2c/busses/i2c-parport for details. 1140 1141 Another driver exists, named i2c-parport-light, which doesn't depend 1142 on the parport driver. This is meant for embedded systems. Don't say 1143 Y here if you intend to say Y or M there. 1144 1145 This support is also available as a module. If so, the module 1146 will be called i2c-parport. 1147 1148config I2C_PARPORT_LIGHT 1149 tristate "Parallel port adapter (light)" 1150 select I2C_ALGOBIT 1151 select I2C_SMBUS 1152 help 1153 This supports parallel port I2C adapters such as the ones made by 1154 Philips or Velleman, Analog Devices evaluation boards, and more. 1155 Basically any adapter using the parallel port as an I2C bus with 1156 no extra chipset is supported by this driver, or could be. 1157 1158 This driver is a light version of i2c-parport. It doesn't depend 1159 on the parport driver, and uses direct I/O access instead. This 1160 might be preferred on embedded systems where wasting memory for 1161 the clean but heavy parport handling is not an option. The 1162 drawback is a reduced portability and the impossibility to 1163 daisy-chain other parallel port devices. 1164 1165 Don't say Y here if you said Y or M to i2c-parport. Saying M to 1166 both is possible but both modules should not be loaded at the same 1167 time. 1168 1169 This support is also available as a module. If so, the module 1170 will be called i2c-parport-light. 1171 1172config I2C_ROBOTFUZZ_OSIF 1173 tristate "RobotFuzz Open Source InterFace USB adapter" 1174 depends on USB 1175 help 1176 If you say yes to this option, support will be included for the 1177 RobotFuzz Open Source InterFace USB to I2C interface. 1178 1179 This driver can also be built as a module. If so, the module 1180 will be called i2c-osif. 1181 1182config I2C_TAOS_EVM 1183 tristate "TAOS evaluation module" 1184 depends on TTY 1185 select SERIO 1186 select SERIO_SERPORT 1187 default n 1188 help 1189 This supports TAOS evaluation modules on serial port. In order to 1190 use this driver, you will need the inputattach tool, which is part 1191 of the input-utils package. 1192 1193 If unsure, say N. 1194 1195 This support is also available as a module. If so, the module 1196 will be called i2c-taos-evm. 1197 1198config I2C_TINY_USB 1199 tristate "Tiny-USB adapter" 1200 depends on USB 1201 help 1202 If you say yes to this option, support will be included for the 1203 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See 1204 http://www.harbaum.org/till/i2c_tiny_usb for hardware details. 1205 1206 This driver can also be built as a module. If so, the module 1207 will be called i2c-tiny-usb. 1208 1209config I2C_VIPERBOARD 1210 tristate "Viperboard I2C master support" 1211 depends on MFD_VIPERBOARD && USB 1212 help 1213 Say yes here to access the I2C part of the Nano River 1214 Technologies Viperboard as I2C master. 1215 See viperboard API specification and Nano 1216 River Tech's viperboard.h for detailed meaning 1217 of the module parameters. 1218 1219comment "Other I2C/SMBus bus drivers" 1220 1221config I2C_ACORN 1222 tristate "Acorn IOC/IOMD I2C bus support" 1223 depends on ARCH_ACORN 1224 default y 1225 select I2C_ALGOBIT 1226 help 1227 Say yes if you want to support the I2C bus on Acorn platforms. 1228 1229 If you don't know, say Y. 1230 1231config I2C_ELEKTOR 1232 tristate "Elektor ISA card" 1233 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP 1234 select I2C_ALGOPCF 1235 help 1236 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own 1237 such an adapter. 1238 1239 This support is also available as a module. If so, the module 1240 will be called i2c-elektor. 1241 1242config I2C_MLXCPLD 1243 tristate "Mellanox I2C driver" 1244 depends on X86_64 1245 help 1246 This exposes the Mellanox platform I2C busses to the linux I2C layer 1247 for X86 based systems. 1248 Controller is implemented as CPLD logic. 1249 1250 This driver can also be built as a module. If so, the module will be 1251 called as i2c-mlxcpld. 1252 1253config I2C_PCA_ISA 1254 tristate "PCA9564/PCA9665 on an ISA bus" 1255 depends on ISA 1256 select I2C_ALGOPCA 1257 default n 1258 help 1259 This driver supports ISA boards using the Philips PCA9564/PCA9665 1260 parallel bus to I2C bus controller. 1261 1262 This driver can also be built as a module. If so, the module 1263 will be called i2c-pca-isa. 1264 1265 This device is almost undetectable and using this driver on a 1266 system which doesn't have this device will result in long 1267 delays when I2C/SMBus chip drivers are loaded (e.g. at boot 1268 time). If unsure, say N. 1269 1270config I2C_SIBYTE 1271 tristate "SiByte SMBus interface" 1272 depends on SIBYTE_SB1xxx_SOC 1273 help 1274 Supports the SiByte SOC on-chip I2C interfaces (2 channels). 1275 1276config I2C_CROS_EC_TUNNEL 1277 tristate "ChromeOS EC tunnel I2C bus" 1278 depends on MFD_CROS_EC 1279 help 1280 If you say yes here you get an I2C bus that will tunnel i2c commands 1281 through to the other side of the ChromeOS EC to the i2c bus 1282 connected there. This will work whatever the interface used to 1283 talk to the EC (SPI, I2C or LPC). 1284 1285config I2C_XGENE_SLIMPRO 1286 tristate "APM X-Gene SoC I2C SLIMpro devices support" 1287 depends on ARCH_XGENE && MAILBOX 1288 help 1289 Enable I2C bus access using the APM X-Gene SoC SLIMpro 1290 co-processor. The I2C device access the I2C bus via the X-Gene 1291 to SLIMpro (On chip coprocessor) mailbox mechanism. 1292 If unsure, say N. 1293 1294config SCx200_ACB 1295 tristate "Geode ACCESS.bus support" 1296 depends on X86_32 && PCI 1297 help 1298 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and 1299 SC1100 processors and the CS5535 and CS5536 Geode companion devices. 1300 1301 If you don't know what to do here, say N. 1302 1303 This support is also available as a module. If so, the module 1304 will be called scx200_acb. 1305 1306config I2C_OPAL 1307 tristate "IBM OPAL I2C driver" 1308 depends on PPC_POWERNV 1309 default y 1310 help 1311 This exposes the PowerNV platform i2c busses to the linux i2c layer, 1312 the driver is based on the OPAL interfaces. 1313 1314 This driver can also be built as a module. If so, the module will be 1315 called as i2c-opal. 1316 1317config I2C_ZX2967 1318 tristate "ZTE ZX2967 I2C support" 1319 depends on ARCH_ZX 1320 default y 1321 help 1322 Selecting this option will add ZX2967 I2C driver. 1323 This driver can also be built as a module. If so, the module will be 1324 called i2c-zx2967. 1325 1326endmenu 1327