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_HIX5HD2 || COMPILE_TEST 83 help 84 Say Y here to include support for high-speed I2C controller in the 85 Hisilicon based 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 help 95 If you say yes to this option, support will be included for the Intel 96 801 family of mainboard I2C interfaces. Specifically, the following 97 versions of the chipset are supported: 98 82801AA 99 82801AB 100 82801BA 101 82801CA/CAM 102 82801DB 103 82801EB/ER (ICH5/ICH5R) 104 6300ESB 105 ICH6 106 ICH7 107 ESB2 108 ICH8 109 ICH9 110 EP80579 (Tolapai) 111 ICH10 112 5/3400 Series (PCH) 113 6 Series (PCH) 114 Patsburg (PCH) 115 DH89xxCC (PCH) 116 Panther Point (PCH) 117 Lynx Point (PCH) 118 Lynx Point-LP (PCH) 119 Avoton (SOC) 120 Wellsburg (PCH) 121 Coleto Creek (PCH) 122 Wildcat Point (PCH) 123 Wildcat Point-LP (PCH) 124 BayTrail (SOC) 125 Sunrise Point-H (PCH) 126 Sunrise Point-LP (PCH) 127 DNV (SOC) 128 Broxton (SOC) 129 130 This driver can also be built as a module. If so, the module 131 will be called i2c-i801. 132 133config I2C_ISCH 134 tristate "Intel SCH SMBus 1.0" 135 depends on PCI 136 select LPC_SCH 137 help 138 Say Y here if you want to use SMBus controller on the Intel SCH 139 based systems. 140 141 This driver can also be built as a module. If so, the module 142 will be called i2c-isch. 143 144config I2C_ISMT 145 tristate "Intel iSMT SMBus Controller" 146 depends on PCI && X86 147 help 148 If you say yes to this option, support will be included for the Intel 149 iSMT SMBus host controller interface. 150 151 This driver can also be built as a module. If so, the module will be 152 called i2c-ismt. 153 154config I2C_PIIX4 155 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)" 156 depends on PCI 157 help 158 If you say yes to this option, support will be included for the Intel 159 PIIX4 family of mainboard I2C interfaces. Specifically, the following 160 versions of the chipset are supported (note that Serverworks is part 161 of Broadcom): 162 Intel PIIX4 163 Intel 440MX 164 ATI IXP200 165 ATI IXP300 166 ATI IXP400 167 ATI SB600 168 ATI SB700/SP5100 169 ATI SB800 170 AMD Hudson-2 171 AMD ML 172 AMD CZ 173 Serverworks OSB4 174 Serverworks CSB5 175 Serverworks CSB6 176 Serverworks HT-1000 177 Serverworks HT-1100 178 SMSC Victory66 179 180 Some AMD chipsets contain two PIIX4-compatible SMBus 181 controllers. This driver will attempt to use both controllers 182 on the SB700/SP5100, if they have been initialized by the BIOS. 183 184 This driver can also be built as a module. If so, the module 185 will be called i2c-piix4. 186 187config I2C_NFORCE2 188 tristate "Nvidia nForce2, nForce3 and nForce4" 189 depends on PCI 190 help 191 If you say yes to this option, support will be included for the Nvidia 192 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces. 193 194 This driver can also be built as a module. If so, the module 195 will be called i2c-nforce2. 196 197config I2C_NFORCE2_S4985 198 tristate "SMBus multiplexing on the Tyan S4985" 199 depends on I2C_NFORCE2 && X86 200 help 201 Enabling this option will add specific SMBus support for the Tyan 202 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed 203 over 4 different channels, where the various memory module EEPROMs 204 live. Saying yes here will give you access to these in addition 205 to the trunk. 206 207 This driver can also be built as a module. If so, the module 208 will be called i2c-nforce2-s4985. 209 210config I2C_SIS5595 211 tristate "SiS 5595" 212 depends on PCI 213 help 214 If you say yes to this option, support will be included for the 215 SiS5595 SMBus (a subset of I2C) interface. 216 217 This driver can also be built as a module. If so, the module 218 will be called i2c-sis5595. 219 220config I2C_SIS630 221 tristate "SiS 630/730/964" 222 depends on PCI 223 help 224 If you say yes to this option, support will be included for the 225 SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface. 226 227 This driver can also be built as a module. If so, the module 228 will be called i2c-sis630. 229 230config I2C_SIS96X 231 tristate "SiS 96x" 232 depends on PCI 233 help 234 If you say yes to this option, support will be included for the SiS 235 96x SMBus (a subset of I2C) interfaces. Specifically, the following 236 chipsets are supported: 237 645/961 238 645DX/961 239 645DX/962 240 648/961 241 650/961 242 735 243 745 244 245 This driver can also be built as a module. If so, the module 246 will be called i2c-sis96x. 247 248config I2C_VIA 249 tristate "VIA VT82C586B" 250 depends on PCI 251 select I2C_ALGOBIT 252 help 253 If you say yes to this option, support will be included for the VIA 254 82C586B I2C interface 255 256 This driver can also be built as a module. If so, the module 257 will be called i2c-via. 258 259config I2C_VIAPRO 260 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900" 261 depends on PCI 262 help 263 If you say yes to this option, support will be included for the VIA 264 VT82C596 and later SMBus interface. Specifically, the following 265 chipsets are supported: 266 VT82C596A/B 267 VT82C686A/B 268 VT8231 269 VT8233/A 270 VT8235 271 VT8237R/A/S 272 VT8251 273 CX700 274 VX800/VX820 275 VX855/VX875 276 VX900 277 278 This driver can also be built as a module. If so, the module 279 will be called i2c-viapro. 280 281if ACPI 282 283comment "ACPI drivers" 284 285config I2C_SCMI 286 tristate "SMBus Control Method Interface" 287 help 288 This driver supports the SMBus Control Method Interface. It needs the 289 BIOS to declare ACPI control methods as described in the SMBus Control 290 Method Interface specification. 291 292 To compile this driver as a module, choose M here: 293 the module will be called i2c-scmi. 294 295endif # ACPI 296 297comment "Mac SMBus host controller drivers" 298 depends on PPC_CHRP || PPC_PMAC 299 300config I2C_HYDRA 301 tristate "CHRP Apple Hydra Mac I/O I2C interface" 302 depends on PCI && PPC_CHRP 303 select I2C_ALGOBIT 304 help 305 This supports the use of the I2C interface in the Apple Hydra Mac 306 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you 307 have such a machine. 308 309 This support is also available as a module. If so, the module 310 will be called i2c-hydra. 311 312config I2C_POWERMAC 313 tristate "Powermac I2C interface" 314 depends on PPC_PMAC 315 default y 316 help 317 This exposes the various PowerMac i2c interfaces to the linux i2c 318 layer and to userland. It is used by various drivers on the PowerMac 319 platform, and should generally be enabled. 320 321 This support is also available as a module. If so, the module 322 will be called i2c-powermac. 323 324comment "I2C system bus drivers (mostly embedded / system-on-chip)" 325 326config I2C_AT91 327 tristate "Atmel AT91 I2C Two-Wire interface (TWI)" 328 depends on ARCH_AT91 329 help 330 This supports the use of the I2C interface on Atmel AT91 331 processors. 332 333 A serious problem is that there is no documented way to issue 334 repeated START conditions for more than two messages, as needed 335 to support combined I2C messages. Use the i2c-gpio driver 336 unless your system can cope with this limitation. 337 338 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices 339 don't have clock stretching in transmission mode. For that reason, 340 you can encounter underrun issues causing premature stop sendings if 341 the latency to fill the transmission register is too long. If you 342 are facing this situation, use the i2c-gpio driver. 343 344config I2C_AU1550 345 tristate "Au1550/Au1200/Au1300 SMBus interface" 346 depends on MIPS_ALCHEMY 347 help 348 If you say yes to this option, support will be included for the 349 Au1550/Au1200/Au1300 SMBus interface. 350 351 This driver can also be built as a module. If so, the module 352 will be called i2c-au1550. 353 354config I2C_AXXIA 355 tristate "Axxia I2C controller" 356 depends on ARCH_AXXIA || COMPILE_TEST 357 default ARCH_AXXIA 358 help 359 Say yes if you want to support the I2C bus on Axxia platforms. 360 361 Please note that this controller is limited to transfers of maximum 362 255 bytes in length. Any attempt to to a larger transfer will return 363 an error. 364 365config I2C_BCM2835 366 tristate "Broadcom BCM2835 I2C controller" 367 depends on ARCH_BCM2835 368 help 369 If you say yes to this option, support will be included for the 370 BCM2835 I2C controller. 371 372 If you don't know what to do here, say N. 373 374 This support is also available as a module. If so, the module 375 will be called i2c-bcm2835. 376 377config I2C_BCM_IPROC 378 tristate "Broadcom iProc I2C controller" 379 depends on ARCH_BCM_IPROC || COMPILE_TEST 380 default ARCH_BCM_IPROC 381 help 382 If you say yes to this option, support will be included for the 383 Broadcom iProc I2C controller. 384 385 If you don't know what to do here, say N. 386 387config I2C_BCM_KONA 388 tristate "BCM Kona I2C adapter" 389 depends on ARCH_BCM_MOBILE 390 default y 391 help 392 If you say yes to this option, support will be included for the 393 I2C interface on the Broadcom Kona family of processors. 394 395 If you do not need KONA I2C interface, say N. 396 397config I2C_BRCMSTB 398 tristate "BRCM Settop I2C controller" 399 depends on ARCH_BRCMSTB || COMPILE_TEST 400 default y 401 help 402 If you say yes to this option, support will be included for the 403 I2C interface on the Broadcom Settop SoCs. 404 405 If you do not need I2C interface, say N. 406 407config I2C_BLACKFIN_TWI 408 tristate "Blackfin TWI I2C support" 409 depends on BLACKFIN 410 depends on !BF561 && !BF531 && !BF532 && !BF533 411 help 412 This is the I2C bus driver for Blackfin on-chip TWI interface. 413 414 This driver can also be built as a module. If so, the module 415 will be called i2c-bfin-twi. 416 417config I2C_BLACKFIN_TWI_CLK_KHZ 418 int "Blackfin TWI I2C clock (kHz)" 419 depends on I2C_BLACKFIN_TWI 420 range 21 400 421 default 50 422 help 423 The unit of the TWI clock is kHz. 424 425config I2C_CADENCE 426 tristate "Cadence I2C Controller" 427 depends on ARCH_ZYNQ || ARM64 428 help 429 Say yes here to select Cadence I2C Host Controller. This controller is 430 e.g. used by Xilinx Zynq. 431 432config I2C_CBUS_GPIO 433 tristate "CBUS I2C driver" 434 depends on GPIOLIB || COMPILE_TEST 435 help 436 Support for CBUS access using I2C API. Mostly relevant for Nokia 437 Internet Tablets (770, N800 and N810). 438 439 This driver can also be built as a module. If so, the module 440 will be called i2c-cbus-gpio. 441 442config I2C_CPM 443 tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)" 444 depends on CPM1 || CPM2 445 help 446 This supports the use of the I2C interface on Freescale 447 processors with CPM1 or CPM2. 448 449 This driver can also be built as a module. If so, the module 450 will be called i2c-cpm. 451 452config I2C_DAVINCI 453 tristate "DaVinci I2C driver" 454 depends on ARCH_DAVINCI || ARCH_KEYSTONE 455 help 456 Support for TI DaVinci I2C controller driver. 457 458 This driver can also be built as a module. If so, the module 459 will be called i2c-davinci. 460 461 Please note that this driver might be needed to bring up other 462 devices such as DaVinci NIC. 463 For details please see http://www.ti.com/davinci 464 465config I2C_DESIGNWARE_CORE 466 tristate 467 468config I2C_DESIGNWARE_PLATFORM 469 tristate "Synopsys DesignWare Platform" 470 select I2C_DESIGNWARE_CORE 471 depends on (ACPI && COMMON_CLK) || !ACPI 472 help 473 If you say yes to this option, support will be included for the 474 Synopsys DesignWare I2C adapter. Only master mode is supported. 475 476 This driver can also be built as a module. If so, the module 477 will be called i2c-designware-platform. 478 479config I2C_DESIGNWARE_PCI 480 tristate "Synopsys DesignWare PCI" 481 depends on PCI 482 select I2C_DESIGNWARE_CORE 483 help 484 If you say yes to this option, support will be included for the 485 Synopsys DesignWare I2C adapter. Only master mode is supported. 486 487 This driver can also be built as a module. If so, the module 488 will be called i2c-designware-pci. 489 490config I2C_DESIGNWARE_BAYTRAIL 491 bool "Intel Baytrail I2C semaphore support" 492 depends on I2C_DESIGNWARE_PLATFORM && IOSF_MBI=y && ACPI 493 help 494 This driver enables managed host access to the PMIC I2C bus on select 495 Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows 496 the host to request uninterrupted access to the PMIC's I2C bus from 497 the platform firmware controlling it. You should say Y if running on 498 a BayTrail system using the AXP288. 499 500config I2C_DIGICOLOR 501 tristate "Conexant Digicolor I2C driver" 502 depends on ARCH_DIGICOLOR 503 help 504 Support for Conexant Digicolor SoCs (CX92755) I2C controller driver. 505 506 This driver can also be built as a module. If so, the module 507 will be called i2c-digicolor. 508 509config I2C_EFM32 510 tristate "EFM32 I2C controller" 511 depends on ARCH_EFM32 || COMPILE_TEST 512 help 513 This driver supports the i2c block found in Energy Micro's EFM32 514 SoCs. 515 516config I2C_EG20T 517 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C" 518 depends on PCI && (X86_32 || COMPILE_TEST) 519 help 520 This driver is for PCH(Platform controller Hub) I2C of EG20T which 521 is an IOH(Input/Output Hub) for x86 embedded processor. 522 This driver can access PCH I2C bus device. 523 524 This driver also can be used for LAPIS Semiconductor IOH(Input/ 525 Output Hub), ML7213, ML7223 and ML7831. 526 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is 527 for MP(Media Phone) use and ML7831 IOH is for general purpose use. 528 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. 529 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. 530 531config I2C_EMEV2 532 tristate "EMMA Mobile series I2C adapter" 533 depends on HAVE_CLK 534 help 535 If you say yes to this option, support will be included for the 536 I2C interface on the Renesas Electronics EM/EV family of processors. 537 538config I2C_EXYNOS5 539 tristate "Exynos5 high-speed I2C driver" 540 depends on ARCH_EXYNOS && OF 541 default y 542 help 543 High-speed I2C controller on Exynos5 based Samsung SoCs. 544 545config I2C_GPIO 546 tristate "GPIO-based bitbanging I2C" 547 depends on GPIOLIB || COMPILE_TEST 548 select I2C_ALGOBIT 549 help 550 This is a very simple bitbanging I2C driver utilizing the 551 arch-neutral GPIO API to control the SCL and SDA lines. 552 553config I2C_HIGHLANDER 554 tristate "Highlander FPGA SMBus interface" 555 depends on SH_HIGHLANDER 556 help 557 If you say yes to this option, support will be included for 558 the SMBus interface located in the FPGA on various Highlander 559 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL 560 FPGAs. This is wholly unrelated to the SoC I2C. 561 562 This driver can also be built as a module. If so, the module 563 will be called i2c-highlander. 564 565config I2C_IBM_IIC 566 tristate "IBM PPC 4xx on-chip I2C interface" 567 depends on 4xx 568 help 569 Say Y here if you want to use IIC peripheral found on 570 embedded IBM PPC 4xx based systems. 571 572 This driver can also be built as a module. If so, the module 573 will be called i2c-ibm_iic. 574 575config I2C_IMG 576 tristate "Imagination Technologies I2C SCB Controller" 577 depends on MIPS || METAG || COMPILE_TEST 578 help 579 Say Y here if you want to use the IMG I2C SCB controller, 580 available on the TZ1090 and other IMG SoCs. 581 582 This driver can also be built as a module. If so, the module 583 will be called i2c-img-scb. 584 585config I2C_IMX 586 tristate "IMX I2C interface" 587 depends on ARCH_MXC || ARCH_LAYERSCAPE 588 help 589 Say Y here if you want to use the IIC bus controller on 590 the Freescale i.MX/MXC or Layerscape processors. 591 592 This driver can also be built as a module. If so, the module 593 will be called i2c-imx. 594 595config I2C_IOP3XX 596 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface" 597 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX 598 help 599 Say Y here if you want to use the IIC bus controller on 600 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors. 601 602 This driver can also be built as a module. If so, the module 603 will be called i2c-iop3xx. 604 605config I2C_JZ4780 606 tristate "JZ4780 I2C controller interface support" 607 depends on MACH_JZ4780 || COMPILE_TEST 608 help 609 If you say yes to this option, support will be included for the 610 Ingenic JZ4780 I2C controller. 611 612 If you don't know what to do here, say N. 613 614config I2C_KEMPLD 615 tristate "Kontron COM I2C Controller" 616 depends on MFD_KEMPLD 617 help 618 This enables support for the I2C bus interface on some Kontron ETX 619 and COMexpress (ETXexpress) modules. 620 621 This driver can also be built as a module. If so, the module 622 will be called i2c-kempld. 623 624config I2C_LPC2K 625 tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx" 626 depends on OF && (ARCH_LPC18XX || COMPILE_TEST) 627 help 628 This driver supports the I2C interface found several NXP 629 devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx. 630 631 This driver can also be built as a module. If so, the module 632 will be called i2c-lpc2k. 633 634config I2C_MESON 635 tristate "Amlogic Meson I2C controller" 636 depends on ARCH_MESON 637 help 638 If you say yes to this option, support will be included for the 639 I2C interface on the Amlogic Meson family of SoCs. 640 641config I2C_MPC 642 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx" 643 depends on PPC 644 help 645 If you say yes to this option, support will be included for the 646 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx, 647 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors. 648 649 This driver can also be built as a module. If so, the module 650 will be called i2c-mpc. 651 652config I2C_MT65XX 653 tristate "MediaTek I2C adapter" 654 depends on ARCH_MEDIATEK || COMPILE_TEST 655 depends on HAS_DMA 656 help 657 This selects the MediaTek(R) Integrated Inter Circuit bus driver 658 for MT65xx and MT81xx. 659 If you want to use MediaTek(R) I2C interface, say Y or M here. 660 If unsure, say N. 661 662config I2C_MV64XXX 663 tristate "Marvell mv64xxx I2C Controller" 664 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI 665 help 666 If you say yes to this option, support will be included for the 667 built-in I2C interface on the Marvell 64xxx line of host bridges. 668 This driver is also used for Allwinner SoCs I2C controllers. 669 670 This driver can also be built as a module. If so, the module 671 will be called i2c-mv64xxx. 672 673config I2C_MXS 674 tristate "Freescale i.MX28 I2C interface" 675 depends on SOC_IMX28 676 select STMP_DEVICE 677 help 678 Say Y here if you want to use the I2C bus controller on 679 the Freescale i.MX28 processors. 680 681 This driver can also be built as a module. If so, the module 682 will be called i2c-mxs. 683 684config I2C_NOMADIK 685 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller" 686 depends on ARM_AMBA 687 help 688 If you say yes to this option, support will be included for the 689 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures, 690 as well as the STA2X11 PCIe I/O HUB. 691 692config I2C_OCORES 693 tristate "OpenCores I2C Controller" 694 help 695 If you say yes to this option, support will be included for the 696 OpenCores I2C controller. For details see 697 http://www.opencores.org/projects.cgi/web/i2c/overview 698 699 This driver can also be built as a module. If so, the module 700 will be called i2c-ocores. 701 702config I2C_OMAP 703 tristate "OMAP I2C adapter" 704 depends on ARCH_OMAP 705 default y if MACH_OMAP_H3 || MACH_OMAP_OSK 706 help 707 If you say yes to this option, support will be included for the 708 I2C interface on the Texas Instruments OMAP1/2 family of processors. 709 Like OMAP1510/1610/1710/5912 and OMAP242x. 710 For details see http://www.ti.com/omap. 711 712config I2C_PASEMI 713 tristate "PA Semi SMBus interface" 714 depends on PPC_PASEMI && PCI 715 help 716 Supports the PA Semi PWRficient on-chip SMBus interfaces. 717 718config I2C_PCA_PLATFORM 719 tristate "PCA9564/PCA9665 as platform device" 720 select I2C_ALGOPCA 721 default n 722 help 723 This driver supports a memory mapped Philips PCA9564/PCA9665 724 parallel bus to I2C bus controller. 725 726 This driver can also be built as a module. If so, the module 727 will be called i2c-pca-platform. 728 729config I2C_PMCMSP 730 tristate "PMC MSP I2C TWI Controller" 731 depends on PMC_MSP 732 help 733 This driver supports the PMC TWI controller on MSP devices. 734 735 This driver can also be built as module. If so, the module 736 will be called i2c-pmcmsp. 737 738config I2C_PNX 739 tristate "I2C bus support for Philips PNX and NXP LPC targets" 740 depends on ARCH_LPC32XX 741 help 742 This driver supports the Philips IP3204 I2C IP block master and/or 743 slave controller 744 745 This driver can also be built as a module. If so, the module 746 will be called i2c-pnx. 747 748config I2C_PUV3 749 tristate "PKUnity v3 I2C bus support" 750 depends on UNICORE32 && ARCH_PUV3 751 select I2C_ALGOBIT 752 help 753 This driver supports the I2C IP inside the PKUnity-v3 SoC. 754 This I2C bus controller is under AMBA/AXI bus. 755 756 This driver can also be built as a module. If so, the module 757 will be called i2c-puv3. 758 759config I2C_PXA 760 tristate "Intel PXA2XX I2C adapter" 761 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF) 762 help 763 If you have devices in the PXA I2C bus, say yes to this option. 764 This driver can also be built as a module. If so, the module 765 will be called i2c-pxa. 766 767config I2C_PXA_PCI 768 def_bool I2C_PXA && X86_32 && PCI && OF 769 770config I2C_PXA_SLAVE 771 bool "Intel PXA2XX I2C Slave comms support" 772 depends on I2C_PXA && !X86_32 773 help 774 Support I2C slave mode communications on the PXA I2C bus. This 775 is necessary for systems where the PXA may be a target on the 776 I2C bus. 777 778config I2C_QUP 779 tristate "Qualcomm QUP based I2C controller" 780 depends on ARCH_QCOM 781 help 782 If you say yes to this option, support will be included for the 783 built-in I2C interface on the Qualcomm SoCs. 784 785 This driver can also be built as a module. If so, the module 786 will be called i2c-qup. 787 788config I2C_RIIC 789 tristate "Renesas RIIC adapter" 790 depends on ARCH_SHMOBILE || COMPILE_TEST 791 help 792 If you say yes to this option, support will be included for the 793 Renesas RIIC I2C interface. 794 795 This driver can also be built as a module. If so, the module 796 will be called i2c-riic. 797 798config I2C_RK3X 799 tristate "Rockchip RK3xxx I2C adapter" 800 depends on OF && COMMON_CLK 801 help 802 Say Y here to include support for the I2C adapter in Rockchip RK3xxx 803 SoCs. 804 805 This driver can also be built as a module. If so, the module will 806 be called i2c-rk3x. 807 808config HAVE_S3C2410_I2C 809 bool 810 help 811 This will include I2C support for Samsung SoCs. If you want to 812 include I2C support for any machine, kindly select this in the 813 respective Kconfig file. 814 815config I2C_S3C2410 816 tristate "S3C2410 I2C Driver" 817 depends on HAVE_S3C2410_I2C 818 help 819 Say Y here to include support for I2C controller in the 820 Samsung SoCs. 821 822config I2C_SH7760 823 tristate "Renesas SH7760 I2C Controller" 824 depends on CPU_SUBTYPE_SH7760 825 help 826 This driver supports the 2 I2C interfaces on the Renesas SH7760. 827 828 This driver can also be built as a module. If so, the module 829 will be called i2c-sh7760. 830 831config I2C_SH_MOBILE 832 tristate "SuperH Mobile I2C Controller" 833 depends on HAS_DMA 834 depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST 835 help 836 If you say yes to this option, support will be included for the 837 built-in I2C interface on the Renesas SH-Mobile processor. 838 839 This driver can also be built as a module. If so, the module 840 will be called i2c-sh_mobile. 841 842config I2C_SIMTEC 843 tristate "Simtec Generic I2C interface" 844 select I2C_ALGOBIT 845 help 846 If you say yes to this option, support will be included for 847 the Simtec Generic I2C interface. This driver is for the 848 simple I2C bus used on newer Simtec products for general 849 I2C, such as DDC on the Simtec BBD2016A. 850 851 This driver can also be built as a module. If so, the module 852 will be called i2c-simtec. 853 854config I2C_SIRF 855 tristate "CSR SiRFprimaII I2C interface" 856 depends on ARCH_SIRF 857 help 858 If you say yes to this option, support will be included for the 859 CSR SiRFprimaII I2C interface. 860 861 This driver can also be built as a module. If so, the module 862 will be called i2c-sirf. 863 864config I2C_ST 865 tristate "STMicroelectronics SSC I2C support" 866 depends on ARCH_STI 867 help 868 Enable this option to add support for STMicroelectronics SoCs 869 hardware SSC (Synchronous Serial Controller) as an I2C controller. 870 871 This driver can also be built as module. If so, the module 872 will be called i2c-st. 873 874config I2C_STU300 875 tristate "ST Microelectronics DDC I2C interface" 876 depends on MACH_U300 877 default y if MACH_U300 878 help 879 If you say yes to this option, support will be included for the 880 I2C interface from ST Microelectronics simply called "DDC I2C" 881 supporting both I2C and DDC, used in e.g. the U300 series 882 mobile platforms. 883 884 This driver can also be built as a module. If so, the module 885 will be called i2c-stu300. 886 887config I2C_SUN6I_P2WI 888 tristate "Allwinner sun6i internal P2WI controller" 889 depends on RESET_CONTROLLER 890 depends on MACH_SUN6I || COMPILE_TEST 891 help 892 If you say yes to this option, support will be included for the 893 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi 894 SOCs. 895 The P2WI looks like an SMBus controller (which supports only byte 896 accesses), except that it only supports one slave device. 897 This interface is used to connect to specific PMIC devices (like the 898 AXP221). 899 900config I2C_TEGRA 901 tristate "NVIDIA Tegra internal I2C controller" 902 depends on ARCH_TEGRA 903 help 904 If you say yes to this option, support will be included for the 905 I2C controller embedded in NVIDIA Tegra SOCs 906 907config I2C_UNIPHIER 908 tristate "UniPhier FIFO-less I2C controller" 909 depends on ARCH_UNIPHIER 910 help 911 If you say yes to this option, support will be included for 912 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8, 913 or older UniPhier SoCs. 914 915config I2C_UNIPHIER_F 916 tristate "UniPhier FIFO-builtin I2C controller" 917 depends on ARCH_UNIPHIER 918 help 919 If you say yes to this option, support will be included for 920 the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4, 921 PH1-Pro5, or newer UniPhier SoCs. 922 923config I2C_VERSATILE 924 tristate "ARM Versatile/Realview I2C bus support" 925 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS 926 select I2C_ALGOBIT 927 help 928 Say yes if you want to support the I2C serial bus on ARMs Versatile 929 range of platforms. 930 931 This driver can also be built as a module. If so, the module 932 will be called i2c-versatile. 933 934config I2C_WMT 935 tristate "Wondermedia WM8xxx SoC I2C bus support" 936 depends on ARCH_VT8500 937 help 938 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series 939 SoCs. 940 941 This driver can also be built as a module. If so, the module will be 942 called i2c-wmt. 943 944config I2C_OCTEON 945 tristate "Cavium OCTEON I2C bus support" 946 depends on CAVIUM_OCTEON_SOC 947 help 948 Say yes if you want to support the I2C serial bus on Cavium 949 OCTEON SOC. 950 951 This driver can also be built as a module. If so, the module 952 will be called i2c-octeon. 953 954config I2C_XILINX 955 tristate "Xilinx I2C Controller" 956 depends on HAS_IOMEM 957 help 958 If you say yes to this option, support will be included for the 959 Xilinx I2C controller. 960 961 This driver can also be built as a module. If so, the module 962 will be called xilinx_i2c. 963 964config I2C_XLR 965 tristate "XLR I2C support" 966 depends on CPU_XLR 967 help 968 This driver enables support for the on-chip I2C interface of 969 the Netlogic XLR/XLS MIPS processors. 970 971 This driver can also be built as a module. If so, the module 972 will be called i2c-xlr. 973 974config I2C_XLP9XX 975 tristate "XLP9XX I2C support" 976 depends on CPU_XLP || COMPILE_TEST 977 help 978 This driver enables support for the on-chip I2C interface of 979 the Broadcom XLP9xx/XLP5xx MIPS processors. 980 981 This driver can also be built as a module. If so, the module will 982 be called i2c-xlp9xx. 983 984config I2C_RCAR 985 tristate "Renesas R-Car I2C Controller" 986 depends on ARCH_SHMOBILE || COMPILE_TEST 987 select I2C_SLAVE 988 help 989 If you say yes to this option, support will be included for the 990 R-Car I2C controller. 991 992 This driver can also be built as a module. If so, the module 993 will be called i2c-rcar. 994 995comment "External I2C/SMBus adapter drivers" 996 997config I2C_DIOLAN_U2C 998 tristate "Diolan U2C-12 USB adapter" 999 depends on USB 1000 help 1001 If you say yes to this option, support will be included for Diolan 1002 U2C-12, a USB to I2C interface. 1003 1004 This driver can also be built as a module. If so, the module 1005 will be called i2c-diolan-u2c. 1006 1007config I2C_DLN2 1008 tristate "Diolan DLN-2 USB I2C adapter" 1009 depends on MFD_DLN2 1010 help 1011 If you say yes to this option, support will be included for Diolan 1012 DLN2, a USB to I2C interface. 1013 1014 This driver can also be built as a module. If so, the module 1015 will be called i2c-dln2. 1016 1017config I2C_PARPORT 1018 tristate "Parallel port adapter" 1019 depends on PARPORT 1020 select I2C_ALGOBIT 1021 select I2C_SMBUS 1022 help 1023 This supports parallel port I2C adapters such as the ones made by 1024 Philips or Velleman, Analog Devices evaluation boards, and more. 1025 Basically any adapter using the parallel port as an I2C bus with 1026 no extra chipset is supported by this driver, or could be. 1027 1028 This driver is a replacement for (and was inspired by) an older 1029 driver named i2c-philips-par. The new driver supports more devices, 1030 and makes it easier to add support for new devices. 1031 1032 An adapter type parameter is now mandatory. Please read the file 1033 Documentation/i2c/busses/i2c-parport for details. 1034 1035 Another driver exists, named i2c-parport-light, which doesn't depend 1036 on the parport driver. This is meant for embedded systems. Don't say 1037 Y here if you intend to say Y or M there. 1038 1039 This support is also available as a module. If so, the module 1040 will be called i2c-parport. 1041 1042config I2C_PARPORT_LIGHT 1043 tristate "Parallel port adapter (light)" 1044 select I2C_ALGOBIT 1045 select I2C_SMBUS 1046 help 1047 This supports parallel port I2C adapters such as the ones made by 1048 Philips or Velleman, Analog Devices evaluation boards, and more. 1049 Basically any adapter using the parallel port as an I2C bus with 1050 no extra chipset is supported by this driver, or could be. 1051 1052 This driver is a light version of i2c-parport. It doesn't depend 1053 on the parport driver, and uses direct I/O access instead. This 1054 might be preferred on embedded systems where wasting memory for 1055 the clean but heavy parport handling is not an option. The 1056 drawback is a reduced portability and the impossibility to 1057 daisy-chain other parallel port devices. 1058 1059 Don't say Y here if you said Y or M to i2c-parport. Saying M to 1060 both is possible but both modules should not be loaded at the same 1061 time. 1062 1063 This support is also available as a module. If so, the module 1064 will be called i2c-parport-light. 1065 1066config I2C_ROBOTFUZZ_OSIF 1067 tristate "RobotFuzz Open Source InterFace USB adapter" 1068 depends on USB 1069 help 1070 If you say yes to this option, support will be included for the 1071 RobotFuzz Open Source InterFace USB to I2C interface. 1072 1073 This driver can also be built as a module. If so, the module 1074 will be called i2c-osif. 1075 1076config I2C_TAOS_EVM 1077 tristate "TAOS evaluation module" 1078 depends on TTY 1079 select SERIO 1080 select SERIO_SERPORT 1081 default n 1082 help 1083 This supports TAOS evaluation modules on serial port. In order to 1084 use this driver, you will need the inputattach tool, which is part 1085 of the input-utils package. 1086 1087 If unsure, say N. 1088 1089 This support is also available as a module. If so, the module 1090 will be called i2c-taos-evm. 1091 1092config I2C_TINY_USB 1093 tristate "Tiny-USB adapter" 1094 depends on USB 1095 help 1096 If you say yes to this option, support will be included for the 1097 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See 1098 http://www.harbaum.org/till/i2c_tiny_usb for hardware details. 1099 1100 This driver can also be built as a module. If so, the module 1101 will be called i2c-tiny-usb. 1102 1103config I2C_VIPERBOARD 1104 tristate "Viperboard I2C master support" 1105 depends on MFD_VIPERBOARD && USB 1106 help 1107 Say yes here to access the I2C part of the Nano River 1108 Technologies Viperboard as I2C master. 1109 See viperboard API specification and Nano 1110 River Tech's viperboard.h for detailed meaning 1111 of the module parameters. 1112 1113comment "Other I2C/SMBus bus drivers" 1114 1115config I2C_ACORN 1116 tristate "Acorn IOC/IOMD I2C bus support" 1117 depends on ARCH_ACORN 1118 default y 1119 select I2C_ALGOBIT 1120 help 1121 Say yes if you want to support the I2C bus on Acorn platforms. 1122 1123 If you don't know, say Y. 1124 1125config I2C_ELEKTOR 1126 tristate "Elektor ISA card" 1127 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP 1128 select I2C_ALGOPCF 1129 help 1130 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own 1131 such an adapter. 1132 1133 This support is also available as a module. If so, the module 1134 will be called i2c-elektor. 1135 1136config I2C_PCA_ISA 1137 tristate "PCA9564/PCA9665 on an ISA bus" 1138 depends on ISA 1139 select I2C_ALGOPCA 1140 default n 1141 help 1142 This driver supports ISA boards using the Philips PCA9564/PCA9665 1143 parallel bus to I2C bus controller. 1144 1145 This driver can also be built as a module. If so, the module 1146 will be called i2c-pca-isa. 1147 1148 This device is almost undetectable and using this driver on a 1149 system which doesn't have this device will result in long 1150 delays when I2C/SMBus chip drivers are loaded (e.g. at boot 1151 time). If unsure, say N. 1152 1153config I2C_SIBYTE 1154 tristate "SiByte SMBus interface" 1155 depends on SIBYTE_SB1xxx_SOC 1156 help 1157 Supports the SiByte SOC on-chip I2C interfaces (2 channels). 1158 1159config I2C_CROS_EC_TUNNEL 1160 tristate "ChromeOS EC tunnel I2C bus" 1161 depends on MFD_CROS_EC 1162 help 1163 If you say yes here you get an I2C bus that will tunnel i2c commands 1164 through to the other side of the ChromeOS EC to the i2c bus 1165 connected there. This will work whatever the interface used to 1166 talk to the EC (SPI, I2C or LPC). 1167 1168config I2C_XGENE_SLIMPRO 1169 tristate "APM X-Gene SoC I2C SLIMpro devices support" 1170 depends on ARCH_XGENE && MAILBOX 1171 help 1172 Enable I2C bus access using the APM X-Gene SoC SLIMpro 1173 co-processor. The I2C device access the I2C bus via the X-Gene 1174 to SLIMpro (On chip coprocessor) mailbox mechanism. 1175 If unsure, say N. 1176 1177config SCx200_ACB 1178 tristate "Geode ACCESS.bus support" 1179 depends on X86_32 && PCI 1180 help 1181 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and 1182 SC1100 processors and the CS5535 and CS5536 Geode companion devices. 1183 1184 If you don't know what to do here, say N. 1185 1186 This support is also available as a module. If so, the module 1187 will be called scx200_acb. 1188 1189config I2C_OPAL 1190 tristate "IBM OPAL I2C driver" 1191 depends on PPC_POWERNV 1192 default y 1193 help 1194 This exposes the PowerNV platform i2c busses to the linux i2c layer, 1195 the driver is based on the OPAL interfaces. 1196 1197 This driver can also be built as a module. If so, the module will be 1198 called as i2c-opal. 1199 1200endmenu 1201