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