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