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_I801 81 tristate "Intel 82801 (ICH/PCH)" 82 depends on PCI 83 select CHECK_SIGNATURE if X86 && DMI 84 help 85 If you say yes to this option, support will be included for the Intel 86 801 family of mainboard I2C interfaces. Specifically, the following 87 versions of the chipset are supported: 88 82801AA 89 82801AB 90 82801BA 91 82801CA/CAM 92 82801DB 93 82801EB/ER (ICH5/ICH5R) 94 6300ESB 95 ICH6 96 ICH7 97 ESB2 98 ICH8 99 ICH9 100 EP80579 (Tolapai) 101 ICH10 102 5/3400 Series (PCH) 103 6 Series (PCH) 104 Patsburg (PCH) 105 DH89xxCC (PCH) 106 Panther Point (PCH) 107 Lynx Point (PCH) 108 Lynx Point-LP (PCH) 109 Avoton (SOC) 110 Wellsburg (PCH) 111 Coleto Creek (PCH) 112 Wildcat Point (PCH) 113 Wildcat Point-LP (PCH) 114 BayTrail (SOC) 115 116 This driver can also be built as a module. If so, the module 117 will be called i2c-i801. 118 119config I2C_ISCH 120 tristate "Intel SCH SMBus 1.0" 121 depends on PCI 122 select LPC_SCH 123 help 124 Say Y here if you want to use SMBus controller on the Intel SCH 125 based systems. 126 127 This driver can also be built as a module. If so, the module 128 will be called i2c-isch. 129 130config I2C_ISMT 131 tristate "Intel iSMT SMBus Controller" 132 depends on PCI && X86 133 help 134 If you say yes to this option, support will be included for the Intel 135 iSMT SMBus host controller interface. 136 137 This driver can also be built as a module. If so, the module will be 138 called i2c-ismt. 139 140config I2C_PIIX4 141 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)" 142 depends on PCI 143 help 144 If you say yes to this option, support will be included for the Intel 145 PIIX4 family of mainboard I2C interfaces. Specifically, the following 146 versions of the chipset are supported (note that Serverworks is part 147 of Broadcom): 148 Intel PIIX4 149 Intel 440MX 150 ATI IXP200 151 ATI IXP300 152 ATI IXP400 153 ATI SB600 154 ATI SB700/SP5100 155 ATI SB800 156 AMD Hudson-2 157 AMD ML 158 AMD CZ 159 Serverworks OSB4 160 Serverworks CSB5 161 Serverworks CSB6 162 Serverworks HT-1000 163 Serverworks HT-1100 164 SMSC Victory66 165 166 Some AMD chipsets contain two PIIX4-compatible SMBus 167 controllers. This driver will attempt to use both controllers 168 on the SB700/SP5100, if they have been initialized by the BIOS. 169 170 This driver can also be built as a module. If so, the module 171 will be called i2c-piix4. 172 173config I2C_NFORCE2 174 tristate "Nvidia nForce2, nForce3 and nForce4" 175 depends on PCI 176 help 177 If you say yes to this option, support will be included for the Nvidia 178 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces. 179 180 This driver can also be built as a module. If so, the module 181 will be called i2c-nforce2. 182 183config I2C_NFORCE2_S4985 184 tristate "SMBus multiplexing on the Tyan S4985" 185 depends on I2C_NFORCE2 && X86 186 help 187 Enabling this option will add specific SMBus support for the Tyan 188 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed 189 over 4 different channels, where the various memory module EEPROMs 190 live. Saying yes here will give you access to these in addition 191 to the trunk. 192 193 This driver can also be built as a module. If so, the module 194 will be called i2c-nforce2-s4985. 195 196config I2C_SIS5595 197 tristate "SiS 5595" 198 depends on PCI 199 help 200 If you say yes to this option, support will be included for the 201 SiS5595 SMBus (a subset of I2C) interface. 202 203 This driver can also be built as a module. If so, the module 204 will be called i2c-sis5595. 205 206config I2C_SIS630 207 tristate "SiS 630/730/964" 208 depends on PCI 209 help 210 If you say yes to this option, support will be included for the 211 SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface. 212 213 This driver can also be built as a module. If so, the module 214 will be called i2c-sis630. 215 216config I2C_SIS96X 217 tristate "SiS 96x" 218 depends on PCI 219 help 220 If you say yes to this option, support will be included for the SiS 221 96x SMBus (a subset of I2C) interfaces. Specifically, the following 222 chipsets are supported: 223 645/961 224 645DX/961 225 645DX/962 226 648/961 227 650/961 228 735 229 745 230 231 This driver can also be built as a module. If so, the module 232 will be called i2c-sis96x. 233 234config I2C_VIA 235 tristate "VIA VT82C586B" 236 depends on PCI 237 select I2C_ALGOBIT 238 help 239 If you say yes to this option, support will be included for the VIA 240 82C586B I2C interface 241 242 This driver can also be built as a module. If so, the module 243 will be called i2c-via. 244 245config I2C_VIAPRO 246 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900" 247 depends on PCI 248 help 249 If you say yes to this option, support will be included for the VIA 250 VT82C596 and later SMBus interface. Specifically, the following 251 chipsets are supported: 252 VT82C596A/B 253 VT82C686A/B 254 VT8231 255 VT8233/A 256 VT8235 257 VT8237R/A/S 258 VT8251 259 CX700 260 VX800/VX820 261 VX855/VX875 262 VX900 263 264 This driver can also be built as a module. If so, the module 265 will be called i2c-viapro. 266 267if ACPI 268 269comment "ACPI drivers" 270 271config I2C_SCMI 272 tristate "SMBus Control Method Interface" 273 help 274 This driver supports the SMBus Control Method Interface. It needs the 275 BIOS to declare ACPI control methods as described in the SMBus Control 276 Method Interface specification. 277 278 To compile this driver as a module, choose M here: 279 the module will be called i2c-scmi. 280 281endif # ACPI 282 283comment "Mac SMBus host controller drivers" 284 depends on PPC_CHRP || PPC_PMAC 285 286config I2C_HYDRA 287 tristate "CHRP Apple Hydra Mac I/O I2C interface" 288 depends on PCI && PPC_CHRP 289 select I2C_ALGOBIT 290 help 291 This supports the use of the I2C interface in the Apple Hydra Mac 292 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you 293 have such a machine. 294 295 This support is also available as a module. If so, the module 296 will be called i2c-hydra. 297 298config I2C_POWERMAC 299 tristate "Powermac I2C interface" 300 depends on PPC_PMAC 301 default y 302 help 303 This exposes the various PowerMac i2c interfaces to the linux i2c 304 layer and to userland. It is used by various drivers on the PowerMac 305 platform, and should generally be enabled. 306 307 This support is also available as a module. If so, the module 308 will be called i2c-powermac. 309 310comment "I2C system bus drivers (mostly embedded / system-on-chip)" 311 312config I2C_AT91 313 tristate "Atmel AT91 I2C Two-Wire interface (TWI)" 314 depends on ARCH_AT91 315 help 316 This supports the use of the I2C interface on Atmel AT91 317 processors. 318 319 A serious problem is that there is no documented way to issue 320 repeated START conditions for more than two messages, as needed 321 to support combined I2C messages. Use the i2c-gpio driver 322 unless your system can cope with this limitation. 323 324 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices 325 don't have clock stretching in transmission mode. For that reason, 326 you can encounter underrun issues causing premature stop sendings if 327 the latency to fill the transmission register is too long. If you 328 are facing this situation, use the i2c-gpio driver. 329 330config I2C_AU1550 331 tristate "Au1550/Au1200/Au1300 SMBus interface" 332 depends on MIPS_ALCHEMY 333 help 334 If you say yes to this option, support will be included for the 335 Au1550/Au1200/Au1300 SMBus interface. 336 337 This driver can also be built as a module. If so, the module 338 will be called i2c-au1550. 339 340config I2C_BCM2835 341 tristate "Broadcom BCM2835 I2C controller" 342 depends on ARCH_BCM2835 343 help 344 If you say yes to this option, support will be included for the 345 BCM2835 I2C controller. 346 347 If you don't know what to do here, say N. 348 349 This support is also available as a module. If so, the module 350 will be called i2c-bcm2835. 351 352config I2C_BCM_KONA 353 tristate "BCM Kona I2C adapter" 354 depends on ARCH_BCM_MOBILE 355 default y 356 help 357 If you say yes to this option, support will be included for the 358 I2C interface on the Broadcom Kona family of processors. 359 360 If you do not need KONA I2C inteface, say N. 361 362config I2C_BLACKFIN_TWI 363 tristate "Blackfin TWI I2C support" 364 depends on BLACKFIN 365 depends on !BF561 && !BF531 && !BF532 && !BF533 366 help 367 This is the I2C bus driver for Blackfin on-chip TWI interface. 368 369 This driver can also be built as a module. If so, the module 370 will be called i2c-bfin-twi. 371 372config I2C_BLACKFIN_TWI_CLK_KHZ 373 int "Blackfin TWI I2C clock (kHz)" 374 depends on I2C_BLACKFIN_TWI 375 range 21 400 376 default 50 377 help 378 The unit of the TWI clock is kHz. 379 380config I2C_CADENCE 381 tristate "Cadence I2C Controller" 382 depends on ARCH_ZYNQ 383 help 384 Say yes here to select Cadence I2C Host Controller. This controller is 385 e.g. used by Xilinx Zynq. 386 387config I2C_CBUS_GPIO 388 tristate "CBUS I2C driver" 389 depends on GPIOLIB 390 help 391 Support for CBUS access using I2C API. Mostly relevant for Nokia 392 Internet Tablets (770, N800 and N810). 393 394 This driver can also be built as a module. If so, the module 395 will be called i2c-cbus-gpio. 396 397config I2C_CPM 398 tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)" 399 depends on CPM1 || CPM2 400 help 401 This supports the use of the I2C interface on Freescale 402 processors with CPM1 or CPM2. 403 404 This driver can also be built as a module. If so, the module 405 will be called i2c-cpm. 406 407config I2C_DAVINCI 408 tristate "DaVinci I2C driver" 409 depends on ARCH_DAVINCI || ARCH_KEYSTONE 410 help 411 Support for TI DaVinci I2C controller driver. 412 413 This driver can also be built as a module. If so, the module 414 will be called i2c-davinci. 415 416 Please note that this driver might be needed to bring up other 417 devices such as DaVinci NIC. 418 For details please see http://www.ti.com/davinci 419 420config I2C_DESIGNWARE_CORE 421 tristate 422 423config I2C_DESIGNWARE_PLATFORM 424 tristate "Synopsys DesignWare Platform" 425 select I2C_DESIGNWARE_CORE 426 help 427 If you say yes to this option, support will be included for the 428 Synopsys DesignWare I2C adapter. Only master mode is supported. 429 430 This driver can also be built as a module. If so, the module 431 will be called i2c-designware-platform. 432 433config I2C_DESIGNWARE_PCI 434 tristate "Synopsys DesignWare PCI" 435 depends on PCI 436 select I2C_DESIGNWARE_CORE 437 help 438 If you say yes to this option, support will be included for the 439 Synopsys DesignWare I2C adapter. Only master mode is supported. 440 441 This driver can also be built as a module. If so, the module 442 will be called i2c-designware-pci. 443 444config I2C_EFM32 445 tristate "EFM32 I2C controller" 446 depends on ARCH_EFM32 || COMPILE_TEST 447 help 448 This driver supports the i2c block found in Energy Micro's EFM32 449 SoCs. 450 451config I2C_EG20T 452 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C" 453 depends on PCI && (X86_32 || COMPILE_TEST) 454 help 455 This driver is for PCH(Platform controller Hub) I2C of EG20T which 456 is an IOH(Input/Output Hub) for x86 embedded processor. 457 This driver can access PCH I2C bus device. 458 459 This driver also can be used for LAPIS Semiconductor IOH(Input/ 460 Output Hub), ML7213, ML7223 and ML7831. 461 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is 462 for MP(Media Phone) use and ML7831 IOH is for general purpose use. 463 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. 464 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. 465 466config I2C_EXYNOS5 467 tristate "Exynos5 high-speed I2C driver" 468 depends on ARCH_EXYNOS5 && OF 469 default y 470 help 471 High-speed I2C controller on Exynos5 based Samsung SoCs. 472 473config I2C_GPIO 474 tristate "GPIO-based bitbanging I2C" 475 depends on GPIOLIB 476 select I2C_ALGOBIT 477 help 478 This is a very simple bitbanging I2C driver utilizing the 479 arch-neutral GPIO API to control the SCL and SDA lines. 480 481config I2C_HIGHLANDER 482 tristate "Highlander FPGA SMBus interface" 483 depends on SH_HIGHLANDER 484 help 485 If you say yes to this option, support will be included for 486 the SMBus interface located in the FPGA on various Highlander 487 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL 488 FPGAs. This is wholly unrelated to the SoC I2C. 489 490 This driver can also be built as a module. If so, the module 491 will be called i2c-highlander. 492 493config I2C_IBM_IIC 494 tristate "IBM PPC 4xx on-chip I2C interface" 495 depends on 4xx 496 help 497 Say Y here if you want to use IIC peripheral found on 498 embedded IBM PPC 4xx based systems. 499 500 This driver can also be built as a module. If so, the module 501 will be called i2c-ibm_iic. 502 503config I2C_IMX 504 tristate "IMX I2C interface" 505 depends on ARCH_MXC 506 help 507 Say Y here if you want to use the IIC bus controller on 508 the Freescale i.MX/MXC processors. 509 510 This driver can also be built as a module. If so, the module 511 will be called i2c-imx. 512 513config I2C_IOP3XX 514 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface" 515 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX 516 help 517 Say Y here if you want to use the IIC bus controller on 518 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors. 519 520 This driver can also be built as a module. If so, the module 521 will be called i2c-iop3xx. 522 523config I2C_KEMPLD 524 tristate "Kontron COM I2C Controller" 525 depends on MFD_KEMPLD 526 help 527 This enables support for the I2C bus interface on some Kontron ETX 528 and COMexpress (ETXexpress) modules. 529 530 This driver can also be built as a module. If so, the module 531 will be called i2c-kempld. 532 533config I2C_MPC 534 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx" 535 depends on PPC 536 help 537 If you say yes to this option, support will be included for the 538 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx, 539 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors. 540 541 This driver can also be built as a module. If so, the module 542 will be called i2c-mpc. 543 544config I2C_MV64XXX 545 tristate "Marvell mv64xxx I2C Controller" 546 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI 547 help 548 If you say yes to this option, support will be included for the 549 built-in I2C interface on the Marvell 64xxx line of host bridges. 550 This driver is also used for Allwinner SoCs I2C controllers. 551 552 This driver can also be built as a module. If so, the module 553 will be called i2c-mv64xxx. 554 555config I2C_MXS 556 tristate "Freescale i.MX28 I2C interface" 557 depends on SOC_IMX28 558 select STMP_DEVICE 559 help 560 Say Y here if you want to use the I2C bus controller on 561 the Freescale i.MX28 processors. 562 563 This driver can also be built as a module. If so, the module 564 will be called i2c-mxs. 565 566config I2C_NOMADIK 567 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller" 568 depends on ARM_AMBA 569 help 570 If you say yes to this option, support will be included for the 571 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures, 572 as well as the STA2X11 PCIe I/O HUB. 573 574config I2C_OCORES 575 tristate "OpenCores I2C Controller" 576 help 577 If you say yes to this option, support will be included for the 578 OpenCores I2C controller. For details see 579 http://www.opencores.org/projects.cgi/web/i2c/overview 580 581 This driver can also be built as a module. If so, the module 582 will be called i2c-ocores. 583 584config I2C_OMAP 585 tristate "OMAP I2C adapter" 586 depends on ARCH_OMAP 587 default y if MACH_OMAP_H3 || MACH_OMAP_OSK 588 help 589 If you say yes to this option, support will be included for the 590 I2C interface on the Texas Instruments OMAP1/2 family of processors. 591 Like OMAP1510/1610/1710/5912 and OMAP242x. 592 For details see http://www.ti.com/omap. 593 594config I2C_PASEMI 595 tristate "PA Semi SMBus interface" 596 depends on PPC_PASEMI && PCI 597 help 598 Supports the PA Semi PWRficient on-chip SMBus interfaces. 599 600config I2C_PCA_PLATFORM 601 tristate "PCA9564/PCA9665 as platform device" 602 select I2C_ALGOPCA 603 default n 604 help 605 This driver supports a memory mapped Philips PCA9564/PCA9665 606 parallel bus to I2C bus controller. 607 608 This driver can also be built as a module. If so, the module 609 will be called i2c-pca-platform. 610 611config I2C_PMCMSP 612 tristate "PMC MSP I2C TWI Controller" 613 depends on PMC_MSP 614 help 615 This driver supports the PMC TWI controller on MSP devices. 616 617 This driver can also be built as module. If so, the module 618 will be called i2c-pmcmsp. 619 620config I2C_PNX 621 tristate "I2C bus support for Philips PNX and NXP LPC targets" 622 depends on ARCH_LPC32XX 623 help 624 This driver supports the Philips IP3204 I2C IP block master and/or 625 slave controller 626 627 This driver can also be built as a module. If so, the module 628 will be called i2c-pnx. 629 630config I2C_PUV3 631 tristate "PKUnity v3 I2C bus support" 632 depends on UNICORE32 && ARCH_PUV3 633 select I2C_ALGOBIT 634 help 635 This driver supports the I2C IP inside the PKUnity-v3 SoC. 636 This I2C bus controller is under AMBA/AXI bus. 637 638 This driver can also be built as a module. If so, the module 639 will be called i2c-puv3. 640 641config I2C_PXA 642 tristate "Intel PXA2XX I2C adapter" 643 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF) 644 help 645 If you have devices in the PXA I2C bus, say yes to this option. 646 This driver can also be built as a module. If so, the module 647 will be called i2c-pxa. 648 649config I2C_PXA_PCI 650 def_bool I2C_PXA && X86_32 && PCI && OF 651 652config I2C_PXA_SLAVE 653 bool "Intel PXA2XX I2C Slave comms support" 654 depends on I2C_PXA && !X86_32 655 help 656 Support I2C slave mode communications on the PXA I2C bus. This 657 is necessary for systems where the PXA may be a target on the 658 I2C bus. 659 660config I2C_QUP 661 tristate "Qualcomm QUP based I2C controller" 662 depends on ARCH_QCOM 663 help 664 If you say yes to this option, support will be included for the 665 built-in I2C interface on the Qualcomm SoCs. 666 667 This driver can also be built as a module. If so, the module 668 will be called i2c-qup. 669 670config I2C_RIIC 671 tristate "Renesas RIIC adapter" 672 depends on ARCH_SHMOBILE || COMPILE_TEST 673 help 674 If you say yes to this option, support will be included for the 675 Renesas RIIC I2C interface. 676 677 This driver can also be built as a module. If so, the module 678 will be called i2c-riic. 679 680config I2C_RK3X 681 tristate "Rockchip RK3xxx I2C adapter" 682 depends on OF 683 help 684 Say Y here to include support for the I2C adapter in Rockchip RK3xxx 685 SoCs. 686 687 This driver can also be built as a module. If so, the module will 688 be called i2c-rk3x. 689 690config HAVE_S3C2410_I2C 691 bool 692 help 693 This will include I2C support for Samsung SoCs. If you want to 694 include I2C support for any machine, kindly select this in the 695 respective Kconfig file. 696 697config I2C_S3C2410 698 tristate "S3C2410 I2C Driver" 699 depends on HAVE_S3C2410_I2C 700 help 701 Say Y here to include support for I2C controller in the 702 Samsung SoCs. 703 704config I2C_SH7760 705 tristate "Renesas SH7760 I2C Controller" 706 depends on CPU_SUBTYPE_SH7760 707 help 708 This driver supports the 2 I2C interfaces on the Renesas SH7760. 709 710 This driver can also be built as a module. If so, the module 711 will be called i2c-sh7760. 712 713config I2C_SH_MOBILE 714 tristate "SuperH Mobile I2C Controller" 715 depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST 716 help 717 If you say yes to this option, support will be included for the 718 built-in I2C interface on the Renesas SH-Mobile processor. 719 720 This driver can also be built as a module. If so, the module 721 will be called i2c-sh_mobile. 722 723config I2C_SIMTEC 724 tristate "Simtec Generic I2C interface" 725 select I2C_ALGOBIT 726 help 727 If you say yes to this option, support will be included for 728 the Simtec Generic I2C interface. This driver is for the 729 simple I2C bus used on newer Simtec products for general 730 I2C, such as DDC on the Simtec BBD2016A. 731 732 This driver can also be built as a module. If so, the module 733 will be called i2c-simtec. 734 735config I2C_SIRF 736 tristate "CSR SiRFprimaII I2C interface" 737 depends on ARCH_SIRF 738 help 739 If you say yes to this option, support will be included for the 740 CSR SiRFprimaII I2C interface. 741 742 This driver can also be built as a module. If so, the module 743 will be called i2c-sirf. 744 745config I2C_ST 746 tristate "STMicroelectronics SSC I2C support" 747 depends on ARCH_STI 748 help 749 Enable this option to add support for STMicroelectronics SoCs 750 hardware SSC (Synchronous Serial Controller) as an I2C controller. 751 752 This driver can also be built as module. If so, the module 753 will be called i2c-st. 754 755config I2C_STU300 756 tristate "ST Microelectronics DDC I2C interface" 757 depends on MACH_U300 758 default y if MACH_U300 759 help 760 If you say yes to this option, support will be included for the 761 I2C interface from ST Microelectronics simply called "DDC I2C" 762 supporting both I2C and DDC, used in e.g. the U300 series 763 mobile platforms. 764 765 This driver can also be built as a module. If so, the module 766 will be called i2c-stu300. 767 768config I2C_SUN6I_P2WI 769 tristate "Allwinner sun6i internal P2WI controller" 770 depends on RESET_CONTROLLER 771 depends on MACH_SUN6I || COMPILE_TEST 772 help 773 If you say yes to this option, support will be included for the 774 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi 775 SOCs. 776 The P2WI looks like an SMBus controller (which supports only byte 777 accesses), except that it only supports one slave device. 778 This interface is used to connect to specific PMIC devices (like the 779 AXP221). 780 781config I2C_TEGRA 782 tristate "NVIDIA Tegra internal I2C controller" 783 depends on ARCH_TEGRA 784 help 785 If you say yes to this option, support will be included for the 786 I2C controller embedded in NVIDIA Tegra SOCs 787 788config I2C_VERSATILE 789 tristate "ARM Versatile/Realview I2C bus support" 790 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS 791 select I2C_ALGOBIT 792 help 793 Say yes if you want to support the I2C serial bus on ARMs Versatile 794 range of platforms. 795 796 This driver can also be built as a module. If so, the module 797 will be called i2c-versatile. 798 799config I2C_WMT 800 tristate "Wondermedia WM8xxx SoC I2C bus support" 801 depends on ARCH_VT8500 802 help 803 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series 804 SoCs. 805 806 This driver can also be built as a module. If so, the module will be 807 called i2c-wmt. 808 809config I2C_OCTEON 810 tristate "Cavium OCTEON I2C bus support" 811 depends on CAVIUM_OCTEON_SOC 812 help 813 Say yes if you want to support the I2C serial bus on Cavium 814 OCTEON SOC. 815 816 This driver can also be built as a module. If so, the module 817 will be called i2c-octeon. 818 819config I2C_XILINX 820 tristate "Xilinx I2C Controller" 821 depends on HAS_IOMEM 822 help 823 If you say yes to this option, support will be included for the 824 Xilinx I2C controller. 825 826 This driver can also be built as a module. If so, the module 827 will be called xilinx_i2c. 828 829config I2C_XLR 830 tristate "XLR I2C support" 831 depends on CPU_XLR 832 help 833 This driver enables support for the on-chip I2C interface of 834 the Netlogic XLR/XLS MIPS processors. 835 836 This driver can also be built as a module. If so, the module 837 will be called i2c-xlr. 838 839config I2C_RCAR 840 tristate "Renesas R-Car I2C Controller" 841 depends on ARCH_SHMOBILE || COMPILE_TEST 842 help 843 If you say yes to this option, support will be included for the 844 R-Car I2C controller. 845 846 This driver can also be built as a module. If so, the module 847 will be called i2c-rcar. 848 849comment "External I2C/SMBus adapter drivers" 850 851config I2C_DIOLAN_U2C 852 tristate "Diolan U2C-12 USB adapter" 853 depends on USB 854 help 855 If you say yes to this option, support will be included for Diolan 856 U2C-12, a USB to I2C interface. 857 858 This driver can also be built as a module. If so, the module 859 will be called i2c-diolan-u2c. 860 861config I2C_PARPORT 862 tristate "Parallel port adapter" 863 depends on PARPORT 864 select I2C_ALGOBIT 865 select I2C_SMBUS 866 help 867 This supports parallel port I2C adapters such as the ones made by 868 Philips or Velleman, Analog Devices evaluation boards, and more. 869 Basically any adapter using the parallel port as an I2C bus with 870 no extra chipset is supported by this driver, or could be. 871 872 This driver is a replacement for (and was inspired by) an older 873 driver named i2c-philips-par. The new driver supports more devices, 874 and makes it easier to add support for new devices. 875 876 An adapter type parameter is now mandatory. Please read the file 877 Documentation/i2c/busses/i2c-parport for details. 878 879 Another driver exists, named i2c-parport-light, which doesn't depend 880 on the parport driver. This is meant for embedded systems. Don't say 881 Y here if you intend to say Y or M there. 882 883 This support is also available as a module. If so, the module 884 will be called i2c-parport. 885 886config I2C_PARPORT_LIGHT 887 tristate "Parallel port adapter (light)" 888 select I2C_ALGOBIT 889 select I2C_SMBUS 890 help 891 This supports parallel port I2C adapters such as the ones made by 892 Philips or Velleman, Analog Devices evaluation boards, and more. 893 Basically any adapter using the parallel port as an I2C bus with 894 no extra chipset is supported by this driver, or could be. 895 896 This driver is a light version of i2c-parport. It doesn't depend 897 on the parport driver, and uses direct I/O access instead. This 898 might be preferred on embedded systems where wasting memory for 899 the clean but heavy parport handling is not an option. The 900 drawback is a reduced portability and the impossibility to 901 daisy-chain other parallel port devices. 902 903 Don't say Y here if you said Y or M to i2c-parport. Saying M to 904 both is possible but both modules should not be loaded at the same 905 time. 906 907 This support is also available as a module. If so, the module 908 will be called i2c-parport-light. 909 910config I2C_ROBOTFUZZ_OSIF 911 tristate "RobotFuzz Open Source InterFace USB adapter" 912 depends on USB 913 help 914 If you say yes to this option, support will be included for the 915 RobotFuzz Open Source InterFace USB to I2C interface. 916 917 This driver can also be built as a module. If so, the module 918 will be called i2c-osif. 919 920config I2C_TAOS_EVM 921 tristate "TAOS evaluation module" 922 depends on TTY 923 select SERIO 924 select SERIO_SERPORT 925 default n 926 help 927 This supports TAOS evaluation modules on serial port. In order to 928 use this driver, you will need the inputattach tool, which is part 929 of the input-utils package. 930 931 If unsure, say N. 932 933 This support is also available as a module. If so, the module 934 will be called i2c-taos-evm. 935 936config I2C_TINY_USB 937 tristate "Tiny-USB adapter" 938 depends on USB 939 help 940 If you say yes to this option, support will be included for the 941 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See 942 http://www.harbaum.org/till/i2c_tiny_usb for hardware details. 943 944 This driver can also be built as a module. If so, the module 945 will be called i2c-tiny-usb. 946 947config I2C_VIPERBOARD 948 tristate "Viperboard I2C master support" 949 depends on MFD_VIPERBOARD && USB 950 help 951 Say yes here to access the I2C part of the Nano River 952 Technologies Viperboard as I2C master. 953 See viperboard API specification and Nano 954 River Tech's viperboard.h for detailed meaning 955 of the module parameters. 956 957comment "Other I2C/SMBus bus drivers" 958 959config I2C_ACORN 960 tristate "Acorn IOC/IOMD I2C bus support" 961 depends on ARCH_ACORN 962 default y 963 select I2C_ALGOBIT 964 help 965 Say yes if you want to support the I2C bus on Acorn platforms. 966 967 If you don't know, say Y. 968 969config I2C_ELEKTOR 970 tristate "Elektor ISA card" 971 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP 972 select I2C_ALGOPCF 973 help 974 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own 975 such an adapter. 976 977 This support is also available as a module. If so, the module 978 will be called i2c-elektor. 979 980config I2C_PCA_ISA 981 tristate "PCA9564/PCA9665 on an ISA bus" 982 depends on ISA 983 select I2C_ALGOPCA 984 default n 985 help 986 This driver supports ISA boards using the Philips PCA9564/PCA9665 987 parallel bus to I2C bus controller. 988 989 This driver can also be built as a module. If so, the module 990 will be called i2c-pca-isa. 991 992 This device is almost undetectable and using this driver on a 993 system which doesn't have this device will result in long 994 delays when I2C/SMBus chip drivers are loaded (e.g. at boot 995 time). If unsure, say N. 996 997config I2C_SIBYTE 998 tristate "SiByte SMBus interface" 999 depends on SIBYTE_SB1xxx_SOC 1000 help 1001 Supports the SiByte SOC on-chip I2C interfaces (2 channels). 1002 1003config I2C_CROS_EC_TUNNEL 1004 tristate "ChromeOS EC tunnel I2C bus" 1005 depends on MFD_CROS_EC 1006 help 1007 If you say yes here you get an I2C bus that will tunnel i2c commands 1008 through to the other side of the ChromeOS EC to the i2c bus 1009 connected there. This will work whatever the interface used to 1010 talk to the EC (SPI, I2C or LPC). 1011 1012config SCx200_ACB 1013 tristate "Geode ACCESS.bus support" 1014 depends on X86_32 && PCI 1015 help 1016 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and 1017 SC1100 processors and the CS5535 and CS5536 Geode companion devices. 1018 1019 If you don't know what to do here, say N. 1020 1021 This support is also available as a module. If so, the module 1022 will be called scx200_acb. 1023 1024endmenu 1025