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 || MIPS || 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 select I2C_SLAVE 536 help 537 If you say yes to this option, support will be included for the 538 I2C interface on the Renesas Electronics EM/EV family of processors. 539 540config I2C_EXYNOS5 541 tristate "Exynos5 high-speed I2C driver" 542 depends on ARCH_EXYNOS && OF 543 default y 544 help 545 High-speed I2C controller on Exynos5 based Samsung SoCs. 546 547config I2C_GPIO 548 tristate "GPIO-based bitbanging I2C" 549 depends on GPIOLIB || COMPILE_TEST 550 select I2C_ALGOBIT 551 help 552 This is a very simple bitbanging I2C driver utilizing the 553 arch-neutral GPIO API to control the SCL and SDA lines. 554 555config I2C_HIGHLANDER 556 tristate "Highlander FPGA SMBus interface" 557 depends on SH_HIGHLANDER 558 help 559 If you say yes to this option, support will be included for 560 the SMBus interface located in the FPGA on various Highlander 561 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL 562 FPGAs. This is wholly unrelated to the SoC I2C. 563 564 This driver can also be built as a module. If so, the module 565 will be called i2c-highlander. 566 567config I2C_IBM_IIC 568 tristate "IBM PPC 4xx on-chip I2C interface" 569 depends on 4xx 570 help 571 Say Y here if you want to use IIC peripheral found on 572 embedded IBM PPC 4xx based systems. 573 574 This driver can also be built as a module. If so, the module 575 will be called i2c-ibm_iic. 576 577config I2C_IMG 578 tristate "Imagination Technologies I2C SCB Controller" 579 depends on MIPS || METAG || COMPILE_TEST 580 help 581 Say Y here if you want to use the IMG I2C SCB controller, 582 available on the TZ1090 and other IMG SoCs. 583 584 This driver can also be built as a module. If so, the module 585 will be called i2c-img-scb. 586 587config I2C_IMX 588 tristate "IMX I2C interface" 589 depends on ARCH_MXC || ARCH_LAYERSCAPE 590 help 591 Say Y here if you want to use the IIC bus controller on 592 the Freescale i.MX/MXC or Layerscape processors. 593 594 This driver can also be built as a module. If so, the module 595 will be called i2c-imx. 596 597config I2C_IOP3XX 598 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface" 599 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX 600 help 601 Say Y here if you want to use the IIC bus controller on 602 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors. 603 604 This driver can also be built as a module. If so, the module 605 will be called i2c-iop3xx. 606 607config I2C_JZ4780 608 tristate "JZ4780 I2C controller interface support" 609 depends on MACH_JZ4780 || COMPILE_TEST 610 help 611 If you say yes to this option, support will be included for the 612 Ingenic JZ4780 I2C controller. 613 614 If you don't know what to do here, say N. 615 616config I2C_KEMPLD 617 tristate "Kontron COM I2C Controller" 618 depends on MFD_KEMPLD 619 help 620 This enables support for the I2C bus interface on some Kontron ETX 621 and COMexpress (ETXexpress) modules. 622 623 This driver can also be built as a module. If so, the module 624 will be called i2c-kempld. 625 626config I2C_LPC2K 627 tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx" 628 depends on OF && (ARCH_LPC18XX || COMPILE_TEST) 629 help 630 This driver supports the I2C interface found several NXP 631 devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx. 632 633 This driver can also be built as a module. If so, the module 634 will be called i2c-lpc2k. 635 636config I2C_MESON 637 tristate "Amlogic Meson I2C controller" 638 depends on ARCH_MESON 639 help 640 If you say yes to this option, support will be included for the 641 I2C interface on the Amlogic Meson family of SoCs. 642 643config I2C_MPC 644 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx" 645 depends on PPC 646 help 647 If you say yes to this option, support will be included for the 648 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx, 649 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors. 650 651 This driver can also be built as a module. If so, the module 652 will be called i2c-mpc. 653 654config I2C_MT65XX 655 tristate "MediaTek I2C adapter" 656 depends on ARCH_MEDIATEK || COMPILE_TEST 657 depends on HAS_DMA 658 help 659 This selects the MediaTek(R) Integrated Inter Circuit bus driver 660 for MT65xx and MT81xx. 661 If you want to use MediaTek(R) I2C interface, say Y or M here. 662 If unsure, say N. 663 664config I2C_MV64XXX 665 tristate "Marvell mv64xxx I2C Controller" 666 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI 667 help 668 If you say yes to this option, support will be included for the 669 built-in I2C interface on the Marvell 64xxx line of host bridges. 670 This driver is also used for Allwinner SoCs I2C controllers. 671 672 This driver can also be built as a module. If so, the module 673 will be called i2c-mv64xxx. 674 675config I2C_MXS 676 tristate "Freescale i.MX28 I2C interface" 677 depends on SOC_IMX28 678 select STMP_DEVICE 679 help 680 Say Y here if you want to use the I2C bus controller on 681 the Freescale i.MX28 processors. 682 683 This driver can also be built as a module. If so, the module 684 will be called i2c-mxs. 685 686config I2C_NOMADIK 687 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller" 688 depends on ARM_AMBA 689 help 690 If you say yes to this option, support will be included for the 691 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures, 692 as well as the STA2X11 PCIe I/O HUB. 693 694config I2C_OCORES 695 tristate "OpenCores I2C Controller" 696 help 697 If you say yes to this option, support will be included for the 698 OpenCores I2C controller. For details see 699 http://www.opencores.org/projects.cgi/web/i2c/overview 700 701 This driver can also be built as a module. If so, the module 702 will be called i2c-ocores. 703 704config I2C_OMAP 705 tristate "OMAP I2C adapter" 706 depends on ARCH_OMAP 707 default y if MACH_OMAP_H3 || MACH_OMAP_OSK 708 help 709 If you say yes to this option, support will be included for the 710 I2C interface on the Texas Instruments OMAP1/2 family of processors. 711 Like OMAP1510/1610/1710/5912 and OMAP242x. 712 For details see http://www.ti.com/omap. 713 714config I2C_PASEMI 715 tristate "PA Semi SMBus interface" 716 depends on PPC_PASEMI && PCI 717 help 718 Supports the PA Semi PWRficient on-chip SMBus interfaces. 719 720config I2C_PCA_PLATFORM 721 tristate "PCA9564/PCA9665 as platform device" 722 select I2C_ALGOPCA 723 default n 724 help 725 This driver supports a memory mapped Philips PCA9564/PCA9665 726 parallel bus to I2C bus controller. 727 728 This driver can also be built as a module. If so, the module 729 will be called i2c-pca-platform. 730 731config I2C_PMCMSP 732 tristate "PMC MSP I2C TWI Controller" 733 depends on PMC_MSP 734 help 735 This driver supports the PMC TWI controller on MSP devices. 736 737 This driver can also be built as module. If so, the module 738 will be called i2c-pmcmsp. 739 740config I2C_PNX 741 tristate "I2C bus support for Philips PNX and NXP LPC targets" 742 depends on ARCH_LPC32XX 743 help 744 This driver supports the Philips IP3204 I2C IP block master and/or 745 slave controller 746 747 This driver can also be built as a module. If so, the module 748 will be called i2c-pnx. 749 750config I2C_PUV3 751 tristate "PKUnity v3 I2C bus support" 752 depends on UNICORE32 && ARCH_PUV3 753 select I2C_ALGOBIT 754 help 755 This driver supports the I2C IP inside the PKUnity-v3 SoC. 756 This I2C bus controller is under AMBA/AXI bus. 757 758 This driver can also be built as a module. If so, the module 759 will be called i2c-puv3. 760 761config I2C_PXA 762 tristate "Intel PXA2XX I2C adapter" 763 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF) 764 help 765 If you have devices in the PXA I2C bus, say yes to this option. 766 This driver can also be built as a module. If so, the module 767 will be called i2c-pxa. 768 769config I2C_PXA_PCI 770 def_bool I2C_PXA && X86_32 && PCI && OF 771 772config I2C_PXA_SLAVE 773 bool "Intel PXA2XX I2C Slave comms support" 774 depends on I2C_PXA && !X86_32 775 help 776 Support I2C slave mode communications on the PXA I2C bus. This 777 is necessary for systems where the PXA may be a target on the 778 I2C bus. 779 780config I2C_QUP 781 tristate "Qualcomm QUP based I2C controller" 782 depends on ARCH_QCOM 783 help 784 If you say yes to this option, support will be included for the 785 built-in I2C interface on the Qualcomm SoCs. 786 787 This driver can also be built as a module. If so, the module 788 will be called i2c-qup. 789 790config I2C_RIIC 791 tristate "Renesas RIIC adapter" 792 depends on ARCH_RENESAS || COMPILE_TEST 793 help 794 If you say yes to this option, support will be included for the 795 Renesas RIIC I2C interface. 796 797 This driver can also be built as a module. If so, the module 798 will be called i2c-riic. 799 800config I2C_RK3X 801 tristate "Rockchip RK3xxx I2C adapter" 802 depends on OF && COMMON_CLK 803 help 804 Say Y here to include support for the I2C adapter in Rockchip RK3xxx 805 SoCs. 806 807 This driver can also be built as a module. If so, the module will 808 be called i2c-rk3x. 809 810config HAVE_S3C2410_I2C 811 bool 812 help 813 This will include I2C support for Samsung SoCs. If you want to 814 include I2C support for any machine, kindly select this in the 815 respective Kconfig file. 816 817config I2C_S3C2410 818 tristate "S3C2410 I2C Driver" 819 depends on HAVE_S3C2410_I2C 820 help 821 Say Y here to include support for I2C controller in the 822 Samsung SoCs. 823 824config I2C_SH7760 825 tristate "Renesas SH7760 I2C Controller" 826 depends on CPU_SUBTYPE_SH7760 827 help 828 This driver supports the 2 I2C interfaces on the Renesas SH7760. 829 830 This driver can also be built as a module. If so, the module 831 will be called i2c-sh7760. 832 833config I2C_SH_MOBILE 834 tristate "SuperH Mobile I2C Controller" 835 depends on HAS_DMA 836 depends on SUPERH || ARCH_RENESAS || COMPILE_TEST 837 help 838 If you say yes to this option, support will be included for the 839 built-in I2C interface on the Renesas SH-Mobile processor. 840 841 This driver can also be built as a module. If so, the module 842 will be called i2c-sh_mobile. 843 844config I2C_SIMTEC 845 tristate "Simtec Generic I2C interface" 846 select I2C_ALGOBIT 847 help 848 If you say yes to this option, support will be included for 849 the Simtec Generic I2C interface. This driver is for the 850 simple I2C bus used on newer Simtec products for general 851 I2C, such as DDC on the Simtec BBD2016A. 852 853 This driver can also be built as a module. If so, the module 854 will be called i2c-simtec. 855 856config I2C_SIRF 857 tristate "CSR SiRFprimaII I2C interface" 858 depends on ARCH_SIRF 859 help 860 If you say yes to this option, support will be included for the 861 CSR SiRFprimaII I2C interface. 862 863 This driver can also be built as a module. If so, the module 864 will be called i2c-sirf. 865 866config I2C_ST 867 tristate "STMicroelectronics SSC I2C support" 868 depends on ARCH_STI 869 help 870 Enable this option to add support for STMicroelectronics SoCs 871 hardware SSC (Synchronous Serial Controller) as an I2C controller. 872 873 This driver can also be built as module. If so, the module 874 will be called i2c-st. 875 876config I2C_STU300 877 tristate "ST Microelectronics DDC I2C interface" 878 depends on MACH_U300 879 default y if MACH_U300 880 help 881 If you say yes to this option, support will be included for the 882 I2C interface from ST Microelectronics simply called "DDC I2C" 883 supporting both I2C and DDC, used in e.g. the U300 series 884 mobile platforms. 885 886 This driver can also be built as a module. If so, the module 887 will be called i2c-stu300. 888 889config I2C_SUN6I_P2WI 890 tristate "Allwinner sun6i internal P2WI controller" 891 depends on RESET_CONTROLLER 892 depends on MACH_SUN6I || COMPILE_TEST 893 help 894 If you say yes to this option, support will be included for the 895 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi 896 SOCs. 897 The P2WI looks like an SMBus controller (which supports only byte 898 accesses), except that it only supports one slave device. 899 This interface is used to connect to specific PMIC devices (like the 900 AXP221). 901 902config I2C_TEGRA 903 tristate "NVIDIA Tegra internal I2C controller" 904 depends on ARCH_TEGRA 905 help 906 If you say yes to this option, support will be included for the 907 I2C controller embedded in NVIDIA Tegra SOCs 908 909config I2C_UNIPHIER 910 tristate "UniPhier FIFO-less I2C controller" 911 depends on ARCH_UNIPHIER || COMPILE_TEST 912 help 913 If you say yes to this option, support will be included for 914 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8, 915 or older UniPhier SoCs. 916 917config I2C_UNIPHIER_F 918 tristate "UniPhier FIFO-builtin I2C controller" 919 depends on ARCH_UNIPHIER || COMPILE_TEST 920 help 921 If you say yes to this option, support will be included for 922 the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4, 923 PH1-Pro5, or newer UniPhier SoCs. 924 925config I2C_VERSATILE 926 tristate "ARM Versatile/Realview I2C bus support" 927 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS 928 select I2C_ALGOBIT 929 help 930 Say yes if you want to support the I2C serial bus on ARMs Versatile 931 range of platforms. 932 933 This driver can also be built as a module. If so, the module 934 will be called i2c-versatile. 935 936config I2C_WMT 937 tristate "Wondermedia WM8xxx SoC I2C bus support" 938 depends on ARCH_VT8500 939 help 940 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series 941 SoCs. 942 943 This driver can also be built as a module. If so, the module will be 944 called i2c-wmt. 945 946config I2C_OCTEON 947 tristate "Cavium OCTEON I2C bus support" 948 depends on CAVIUM_OCTEON_SOC 949 help 950 Say yes if you want to support the I2C serial bus on Cavium 951 OCTEON SOC. 952 953 This driver can also be built as a module. If so, the module 954 will be called i2c-octeon. 955 956config I2C_XILINX 957 tristate "Xilinx I2C Controller" 958 depends on HAS_IOMEM 959 help 960 If you say yes to this option, support will be included for the 961 Xilinx I2C controller. 962 963 This driver can also be built as a module. If so, the module 964 will be called xilinx_i2c. 965 966config I2C_XLR 967 tristate "Netlogic XLR and Sigma Designs I2C support" 968 depends on CPU_XLR || ARCH_TANGOX 969 help 970 This driver enables support for the on-chip I2C interface of 971 the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs. 972 973 This driver can also be built as a module. If so, the module 974 will be called i2c-xlr. 975 976config I2C_XLP9XX 977 tristate "XLP9XX I2C support" 978 depends on CPU_XLP || ARCH_VULCAN || COMPILE_TEST 979 help 980 This driver enables support for the on-chip I2C interface of 981 the Broadcom XLP9xx/XLP5xx MIPS and Vulcan ARM64 processors. 982 983 This driver can also be built as a module. If so, the module will 984 be called i2c-xlp9xx. 985 986config I2C_RCAR 987 tristate "Renesas R-Car I2C Controller" 988 depends on ARCH_RENESAS || COMPILE_TEST 989 select I2C_SLAVE 990 help 991 If you say yes to this option, support will be included for the 992 R-Car I2C controller. 993 994 This driver can also be built as a module. If so, the module 995 will be called i2c-rcar. 996 997comment "External I2C/SMBus adapter drivers" 998 999config I2C_DIOLAN_U2C 1000 tristate "Diolan U2C-12 USB adapter" 1001 depends on USB 1002 help 1003 If you say yes to this option, support will be included for Diolan 1004 U2C-12, a USB to I2C interface. 1005 1006 This driver can also be built as a module. If so, the module 1007 will be called i2c-diolan-u2c. 1008 1009config I2C_DLN2 1010 tristate "Diolan DLN-2 USB I2C adapter" 1011 depends on MFD_DLN2 1012 help 1013 If you say yes to this option, support will be included for Diolan 1014 DLN2, a USB to I2C interface. 1015 1016 This driver can also be built as a module. If so, the module 1017 will be called i2c-dln2. 1018 1019config I2C_PARPORT 1020 tristate "Parallel port adapter" 1021 depends on PARPORT 1022 select I2C_ALGOBIT 1023 select I2C_SMBUS 1024 help 1025 This supports parallel port I2C adapters such as the ones made by 1026 Philips or Velleman, Analog Devices evaluation boards, and more. 1027 Basically any adapter using the parallel port as an I2C bus with 1028 no extra chipset is supported by this driver, or could be. 1029 1030 This driver is a replacement for (and was inspired by) an older 1031 driver named i2c-philips-par. The new driver supports more devices, 1032 and makes it easier to add support for new devices. 1033 1034 An adapter type parameter is now mandatory. Please read the file 1035 Documentation/i2c/busses/i2c-parport for details. 1036 1037 Another driver exists, named i2c-parport-light, which doesn't depend 1038 on the parport driver. This is meant for embedded systems. Don't say 1039 Y here if you intend to say Y or M there. 1040 1041 This support is also available as a module. If so, the module 1042 will be called i2c-parport. 1043 1044config I2C_PARPORT_LIGHT 1045 tristate "Parallel port adapter (light)" 1046 select I2C_ALGOBIT 1047 select I2C_SMBUS 1048 help 1049 This supports parallel port I2C adapters such as the ones made by 1050 Philips or Velleman, Analog Devices evaluation boards, and more. 1051 Basically any adapter using the parallel port as an I2C bus with 1052 no extra chipset is supported by this driver, or could be. 1053 1054 This driver is a light version of i2c-parport. It doesn't depend 1055 on the parport driver, and uses direct I/O access instead. This 1056 might be preferred on embedded systems where wasting memory for 1057 the clean but heavy parport handling is not an option. The 1058 drawback is a reduced portability and the impossibility to 1059 daisy-chain other parallel port devices. 1060 1061 Don't say Y here if you said Y or M to i2c-parport. Saying M to 1062 both is possible but both modules should not be loaded at the same 1063 time. 1064 1065 This support is also available as a module. If so, the module 1066 will be called i2c-parport-light. 1067 1068config I2C_ROBOTFUZZ_OSIF 1069 tristate "RobotFuzz Open Source InterFace USB adapter" 1070 depends on USB 1071 help 1072 If you say yes to this option, support will be included for the 1073 RobotFuzz Open Source InterFace USB to I2C interface. 1074 1075 This driver can also be built as a module. If so, the module 1076 will be called i2c-osif. 1077 1078config I2C_TAOS_EVM 1079 tristate "TAOS evaluation module" 1080 depends on TTY 1081 select SERIO 1082 select SERIO_SERPORT 1083 default n 1084 help 1085 This supports TAOS evaluation modules on serial port. In order to 1086 use this driver, you will need the inputattach tool, which is part 1087 of the input-utils package. 1088 1089 If unsure, say N. 1090 1091 This support is also available as a module. If so, the module 1092 will be called i2c-taos-evm. 1093 1094config I2C_TINY_USB 1095 tristate "Tiny-USB adapter" 1096 depends on USB 1097 help 1098 If you say yes to this option, support will be included for the 1099 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See 1100 http://www.harbaum.org/till/i2c_tiny_usb for hardware details. 1101 1102 This driver can also be built as a module. If so, the module 1103 will be called i2c-tiny-usb. 1104 1105config I2C_VIPERBOARD 1106 tristate "Viperboard I2C master support" 1107 depends on MFD_VIPERBOARD && USB 1108 help 1109 Say yes here to access the I2C part of the Nano River 1110 Technologies Viperboard as I2C master. 1111 See viperboard API specification and Nano 1112 River Tech's viperboard.h for detailed meaning 1113 of the module parameters. 1114 1115comment "Other I2C/SMBus bus drivers" 1116 1117config I2C_ACORN 1118 tristate "Acorn IOC/IOMD I2C bus support" 1119 depends on ARCH_ACORN 1120 default y 1121 select I2C_ALGOBIT 1122 help 1123 Say yes if you want to support the I2C bus on Acorn platforms. 1124 1125 If you don't know, say Y. 1126 1127config I2C_ELEKTOR 1128 tristate "Elektor ISA card" 1129 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP 1130 select I2C_ALGOPCF 1131 help 1132 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own 1133 such an adapter. 1134 1135 This support is also available as a module. If so, the module 1136 will be called i2c-elektor. 1137 1138config I2C_PCA_ISA 1139 tristate "PCA9564/PCA9665 on an ISA bus" 1140 depends on ISA 1141 select I2C_ALGOPCA 1142 default n 1143 help 1144 This driver supports ISA boards using the Philips PCA9564/PCA9665 1145 parallel bus to I2C bus controller. 1146 1147 This driver can also be built as a module. If so, the module 1148 will be called i2c-pca-isa. 1149 1150 This device is almost undetectable and using this driver on a 1151 system which doesn't have this device will result in long 1152 delays when I2C/SMBus chip drivers are loaded (e.g. at boot 1153 time). If unsure, say N. 1154 1155config I2C_SIBYTE 1156 tristate "SiByte SMBus interface" 1157 depends on SIBYTE_SB1xxx_SOC 1158 help 1159 Supports the SiByte SOC on-chip I2C interfaces (2 channels). 1160 1161config I2C_CROS_EC_TUNNEL 1162 tristate "ChromeOS EC tunnel I2C bus" 1163 depends on MFD_CROS_EC 1164 help 1165 If you say yes here you get an I2C bus that will tunnel i2c commands 1166 through to the other side of the ChromeOS EC to the i2c bus 1167 connected there. This will work whatever the interface used to 1168 talk to the EC (SPI, I2C or LPC). 1169 1170config I2C_XGENE_SLIMPRO 1171 tristate "APM X-Gene SoC I2C SLIMpro devices support" 1172 depends on ARCH_XGENE && MAILBOX 1173 help 1174 Enable I2C bus access using the APM X-Gene SoC SLIMpro 1175 co-processor. The I2C device access the I2C bus via the X-Gene 1176 to SLIMpro (On chip coprocessor) mailbox mechanism. 1177 If unsure, say N. 1178 1179config SCx200_ACB 1180 tristate "Geode ACCESS.bus support" 1181 depends on X86_32 && PCI 1182 help 1183 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and 1184 SC1100 processors and the CS5535 and CS5536 Geode companion devices. 1185 1186 If you don't know what to do here, say N. 1187 1188 This support is also available as a module. If so, the module 1189 will be called scx200_acb. 1190 1191config I2C_OPAL 1192 tristate "IBM OPAL I2C driver" 1193 depends on PPC_POWERNV 1194 default y 1195 help 1196 This exposes the PowerNV platform i2c busses to the linux i2c layer, 1197 the driver is based on the OPAL interfaces. 1198 1199 This driver can also be built as a module. If so, the module will be 1200 called as i2c-opal. 1201 1202endmenu 1203