Kconfig 37 KB

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  1. #
  2. # Sensor device configuration
  3. #
  4. menu "I2C Hardware Bus support"
  5. depends on HAS_IOMEM
  6. comment "PC SMBus host controller drivers"
  7. depends on PCI
  8. config I2C_ALI1535
  9. tristate "ALI 1535"
  10. depends on PCI
  11. help
  12. If you say yes to this option, support will be included for the SMB
  13. Host controller on Acer Labs Inc. (ALI) M1535 South Bridges. The SMB
  14. controller is part of the 7101 device, which is an ACPI-compliant
  15. Power Management Unit (PMU).
  16. This driver can also be built as a module. If so, the module
  17. will be called i2c-ali1535.
  18. config I2C_ALI1563
  19. tristate "ALI 1563"
  20. depends on PCI
  21. help
  22. If you say yes to this option, support will be included for the SMB
  23. Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB
  24. controller is part of the 7101 device, which is an ACPI-compliant
  25. Power Management Unit (PMU).
  26. This driver can also be built as a module. If so, the module
  27. will be called i2c-ali1563.
  28. config I2C_ALI15X3
  29. tristate "ALI 15x3"
  30. depends on PCI
  31. help
  32. If you say yes to this option, support will be included for the
  33. Acer Labs Inc. (ALI) M1514 and M1543 motherboard I2C interfaces.
  34. This driver can also be built as a module. If so, the module
  35. will be called i2c-ali15x3.
  36. config I2C_AMD756
  37. tristate "AMD 756/766/768/8111 and nVidia nForce"
  38. depends on PCI
  39. help
  40. If you say yes to this option, support will be included for the AMD
  41. 756/766/768 mainboard I2C interfaces. The driver also includes
  42. support for the first (SMBus 1.0) I2C interface of the AMD 8111 and
  43. the nVidia nForce I2C interface.
  44. This driver can also be built as a module. If so, the module
  45. will be called i2c-amd756.
  46. config I2C_AMD756_S4882
  47. tristate "SMBus multiplexing on the Tyan S4882"
  48. depends on I2C_AMD756 && X86
  49. help
  50. Enabling this option will add specific SMBus support for the Tyan
  51. S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed
  52. over 8 different channels, where the various memory module EEPROMs
  53. and temperature sensors live. Saying yes here will give you access
  54. to these in addition to the trunk.
  55. This driver can also be built as a module. If so, the module
  56. will be called i2c-amd756-s4882.
  57. config I2C_AMD8111
  58. tristate "AMD 8111"
  59. depends on PCI
  60. help
  61. If you say yes to this option, support will be included for the
  62. second (SMBus 2.0) AMD 8111 mainboard I2C interface.
  63. This driver can also be built as a module. If so, the module
  64. will be called i2c-amd8111.
  65. config I2C_HIX5HD2
  66. tristate "Hix5hd2 high-speed I2C driver"
  67. depends on ARCH_HISI || ARCH_HIX5HD2 || COMPILE_TEST
  68. help
  69. Say Y here to include support for the high-speed I2C controller
  70. used in HiSilicon hix5hd2 SoCs.
  71. This driver can also be built as a module. If so, the module
  72. will be called i2c-hix5hd2.
  73. config I2C_I801
  74. tristate "Intel 82801 (ICH/PCH)"
  75. depends on PCI
  76. select CHECK_SIGNATURE if X86 && DMI
  77. select I2C_SMBUS
  78. help
  79. If you say yes to this option, support will be included for the Intel
  80. 801 family of mainboard I2C interfaces. Specifically, the following
  81. versions of the chipset are supported:
  82. 82801AA
  83. 82801AB
  84. 82801BA
  85. 82801CA/CAM
  86. 82801DB
  87. 82801EB/ER (ICH5/ICH5R)
  88. 6300ESB
  89. ICH6
  90. ICH7
  91. ESB2
  92. ICH8
  93. ICH9
  94. EP80579 (Tolapai)
  95. ICH10
  96. 5/3400 Series (PCH)
  97. 6 Series (PCH)
  98. Patsburg (PCH)
  99. DH89xxCC (PCH)
  100. Panther Point (PCH)
  101. Lynx Point (PCH)
  102. Lynx Point-LP (PCH)
  103. Avoton (SOC)
  104. Wellsburg (PCH)
  105. Coleto Creek (PCH)
  106. Wildcat Point (PCH)
  107. Wildcat Point-LP (PCH)
  108. BayTrail (SOC)
  109. Sunrise Point-H (PCH)
  110. Sunrise Point-LP (PCH)
  111. DNV (SOC)
  112. Broxton (SOC)
  113. Lewisburg (PCH)
  114. This driver can also be built as a module. If so, the module
  115. will be called i2c-i801.
  116. config I2C_ISCH
  117. tristate "Intel SCH SMBus 1.0"
  118. depends on PCI
  119. select LPC_SCH
  120. help
  121. Say Y here if you want to use SMBus controller on the Intel SCH
  122. based systems.
  123. This driver can also be built as a module. If so, the module
  124. will be called i2c-isch.
  125. config I2C_ISMT
  126. tristate "Intel iSMT SMBus Controller"
  127. depends on PCI && X86
  128. help
  129. If you say yes to this option, support will be included for the Intel
  130. iSMT SMBus host controller interface.
  131. This driver can also be built as a module. If so, the module will be
  132. called i2c-ismt.
  133. config I2C_PIIX4
  134. tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
  135. depends on PCI
  136. help
  137. If you say yes to this option, support will be included for the Intel
  138. PIIX4 family of mainboard I2C interfaces. Specifically, the following
  139. versions of the chipset are supported (note that Serverworks is part
  140. of Broadcom):
  141. Intel PIIX4
  142. Intel 440MX
  143. ATI IXP200
  144. ATI IXP300
  145. ATI IXP400
  146. ATI SB600
  147. ATI SB700/SP5100
  148. ATI SB800
  149. AMD Hudson-2
  150. AMD ML
  151. AMD CZ
  152. Serverworks OSB4
  153. Serverworks CSB5
  154. Serverworks CSB6
  155. Serverworks HT-1000
  156. Serverworks HT-1100
  157. SMSC Victory66
  158. Some AMD chipsets contain two PIIX4-compatible SMBus
  159. controllers. This driver will attempt to use both controllers
  160. on the SB700/SP5100, if they have been initialized by the BIOS.
  161. This driver can also be built as a module. If so, the module
  162. will be called i2c-piix4.
  163. config I2C_NFORCE2
  164. tristate "Nvidia nForce2, nForce3 and nForce4"
  165. depends on PCI
  166. help
  167. If you say yes to this option, support will be included for the Nvidia
  168. nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
  169. This driver can also be built as a module. If so, the module
  170. will be called i2c-nforce2.
  171. config I2C_NFORCE2_S4985
  172. tristate "SMBus multiplexing on the Tyan S4985"
  173. depends on I2C_NFORCE2 && X86
  174. help
  175. Enabling this option will add specific SMBus support for the Tyan
  176. S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
  177. over 4 different channels, where the various memory module EEPROMs
  178. live. Saying yes here will give you access to these in addition
  179. to the trunk.
  180. This driver can also be built as a module. If so, the module
  181. will be called i2c-nforce2-s4985.
  182. config I2C_SIS5595
  183. tristate "SiS 5595"
  184. depends on PCI
  185. help
  186. If you say yes to this option, support will be included for the
  187. SiS5595 SMBus (a subset of I2C) interface.
  188. This driver can also be built as a module. If so, the module
  189. will be called i2c-sis5595.
  190. config I2C_SIS630
  191. tristate "SiS 630/730/964"
  192. depends on PCI
  193. help
  194. If you say yes to this option, support will be included for the
  195. SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
  196. This driver can also be built as a module. If so, the module
  197. will be called i2c-sis630.
  198. config I2C_SIS96X
  199. tristate "SiS 96x"
  200. depends on PCI
  201. help
  202. If you say yes to this option, support will be included for the SiS
  203. 96x SMBus (a subset of I2C) interfaces. Specifically, the following
  204. chipsets are supported:
  205. 645/961
  206. 645DX/961
  207. 645DX/962
  208. 648/961
  209. 650/961
  210. 735
  211. 745
  212. This driver can also be built as a module. If so, the module
  213. will be called i2c-sis96x.
  214. config I2C_VIA
  215. tristate "VIA VT82C586B"
  216. depends on PCI
  217. select I2C_ALGOBIT
  218. help
  219. If you say yes to this option, support will be included for the VIA
  220. 82C586B I2C interface
  221. This driver can also be built as a module. If so, the module
  222. will be called i2c-via.
  223. config I2C_VIAPRO
  224. tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
  225. depends on PCI
  226. help
  227. If you say yes to this option, support will be included for the VIA
  228. VT82C596 and later SMBus interface. Specifically, the following
  229. chipsets are supported:
  230. VT82C596A/B
  231. VT82C686A/B
  232. VT8231
  233. VT8233/A
  234. VT8235
  235. VT8237R/A/S
  236. VT8251
  237. CX700
  238. VX800/VX820
  239. VX855/VX875
  240. VX900
  241. This driver can also be built as a module. If so, the module
  242. will be called i2c-viapro.
  243. if ACPI
  244. comment "ACPI drivers"
  245. config I2C_SCMI
  246. tristate "SMBus Control Method Interface"
  247. help
  248. This driver supports the SMBus Control Method Interface. It needs the
  249. BIOS to declare ACPI control methods as described in the SMBus Control
  250. Method Interface specification.
  251. To compile this driver as a module, choose M here:
  252. the module will be called i2c-scmi.
  253. endif # ACPI
  254. comment "Mac SMBus host controller drivers"
  255. depends on PPC_CHRP || PPC_PMAC
  256. config I2C_HYDRA
  257. tristate "CHRP Apple Hydra Mac I/O I2C interface"
  258. depends on PCI && PPC_CHRP
  259. select I2C_ALGOBIT
  260. help
  261. This supports the use of the I2C interface in the Apple Hydra Mac
  262. I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
  263. have such a machine.
  264. This support is also available as a module. If so, the module
  265. will be called i2c-hydra.
  266. config I2C_POWERMAC
  267. tristate "Powermac I2C interface"
  268. depends on PPC_PMAC
  269. default y
  270. help
  271. This exposes the various PowerMac i2c interfaces to the linux i2c
  272. layer and to userland. It is used by various drivers on the PowerMac
  273. platform, and should generally be enabled.
  274. This support is also available as a module. If so, the module
  275. will be called i2c-powermac.
  276. comment "I2C system bus drivers (mostly embedded / system-on-chip)"
  277. config I2C_AT91
  278. tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
  279. depends on ARCH_AT91
  280. help
  281. This supports the use of the I2C interface on Atmel AT91
  282. processors.
  283. A serious problem is that there is no documented way to issue
  284. repeated START conditions for more than two messages, as needed
  285. to support combined I2C messages. Use the i2c-gpio driver
  286. unless your system can cope with this limitation.
  287. Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
  288. don't have clock stretching in transmission mode. For that reason,
  289. you can encounter underrun issues causing premature stop sendings if
  290. the latency to fill the transmission register is too long. If you
  291. are facing this situation, use the i2c-gpio driver.
  292. config I2C_AU1550
  293. tristate "Au1550/Au1200/Au1300 SMBus interface"
  294. depends on MIPS_ALCHEMY
  295. help
  296. If you say yes to this option, support will be included for the
  297. Au1550/Au1200/Au1300 SMBus interface.
  298. This driver can also be built as a module. If so, the module
  299. will be called i2c-au1550.
  300. config I2C_AXXIA
  301. tristate "Axxia I2C controller"
  302. depends on ARCH_AXXIA || COMPILE_TEST
  303. default ARCH_AXXIA
  304. help
  305. Say yes if you want to support the I2C bus on Axxia platforms.
  306. Please note that this controller is limited to transfers of maximum
  307. 255 bytes in length. Any attempt to to a larger transfer will return
  308. an error.
  309. config I2C_BCM2835
  310. tristate "Broadcom BCM2835 I2C controller"
  311. depends on ARCH_BCM2835
  312. help
  313. If you say yes to this option, support will be included for the
  314. BCM2835 I2C controller.
  315. If you don't know what to do here, say N.
  316. This support is also available as a module. If so, the module
  317. will be called i2c-bcm2835.
  318. config I2C_BCM_IPROC
  319. tristate "Broadcom iProc I2C controller"
  320. depends on ARCH_BCM_IPROC || COMPILE_TEST
  321. default ARCH_BCM_IPROC
  322. help
  323. If you say yes to this option, support will be included for the
  324. Broadcom iProc I2C controller.
  325. If you don't know what to do here, say N.
  326. config I2C_BCM_KONA
  327. tristate "BCM Kona I2C adapter"
  328. depends on ARCH_BCM_MOBILE
  329. default y
  330. help
  331. If you say yes to this option, support will be included for the
  332. I2C interface on the Broadcom Kona family of processors.
  333. If you do not need KONA I2C interface, say N.
  334. config I2C_BRCMSTB
  335. tristate "BRCM Settop I2C controller"
  336. depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST
  337. default y
  338. help
  339. If you say yes to this option, support will be included for the
  340. I2C interface on the Broadcom Settop SoCs.
  341. If you do not need I2C interface, say N.
  342. config I2C_BLACKFIN_TWI
  343. tristate "Blackfin TWI I2C support"
  344. depends on BLACKFIN
  345. depends on !BF561 && !BF531 && !BF532 && !BF533
  346. help
  347. This is the I2C bus driver for Blackfin on-chip TWI interface.
  348. This driver can also be built as a module. If so, the module
  349. will be called i2c-bfin-twi.
  350. config I2C_BLACKFIN_TWI_CLK_KHZ
  351. int "Blackfin TWI I2C clock (kHz)"
  352. depends on I2C_BLACKFIN_TWI
  353. range 21 400
  354. default 50
  355. help
  356. The unit of the TWI clock is kHz.
  357. config I2C_CADENCE
  358. tristate "Cadence I2C Controller"
  359. depends on ARCH_ZYNQ || ARM64
  360. help
  361. Say yes here to select Cadence I2C Host Controller. This controller is
  362. e.g. used by Xilinx Zynq.
  363. config I2C_CBUS_GPIO
  364. tristate "CBUS I2C driver"
  365. depends on GPIOLIB || COMPILE_TEST
  366. help
  367. Support for CBUS access using I2C API. Mostly relevant for Nokia
  368. Internet Tablets (770, N800 and N810).
  369. This driver can also be built as a module. If so, the module
  370. will be called i2c-cbus-gpio.
  371. config I2C_CPM
  372. tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
  373. depends on CPM1 || CPM2
  374. help
  375. This supports the use of the I2C interface on Freescale
  376. processors with CPM1 or CPM2.
  377. This driver can also be built as a module. If so, the module
  378. will be called i2c-cpm.
  379. config I2C_DAVINCI
  380. tristate "DaVinci I2C driver"
  381. depends on ARCH_DAVINCI || ARCH_KEYSTONE
  382. help
  383. Support for TI DaVinci I2C controller driver.
  384. This driver can also be built as a module. If so, the module
  385. will be called i2c-davinci.
  386. Please note that this driver might be needed to bring up other
  387. devices such as DaVinci NIC.
  388. For details please see http://www.ti.com/davinci
  389. config I2C_DESIGNWARE_CORE
  390. tristate
  391. config I2C_DESIGNWARE_PLATFORM
  392. tristate "Synopsys DesignWare Platform"
  393. select I2C_DESIGNWARE_CORE
  394. depends on (ACPI && COMMON_CLK) || !ACPI
  395. help
  396. If you say yes to this option, support will be included for the
  397. Synopsys DesignWare I2C adapter. Only master mode is supported.
  398. This driver can also be built as a module. If so, the module
  399. will be called i2c-designware-platform.
  400. config I2C_DESIGNWARE_PCI
  401. tristate "Synopsys DesignWare PCI"
  402. depends on PCI
  403. select I2C_DESIGNWARE_CORE
  404. help
  405. If you say yes to this option, support will be included for the
  406. Synopsys DesignWare I2C adapter. Only master mode is supported.
  407. This driver can also be built as a module. If so, the module
  408. will be called i2c-designware-pci.
  409. config I2C_DESIGNWARE_BAYTRAIL
  410. bool "Intel Baytrail I2C semaphore support"
  411. depends on ACPI
  412. depends on (I2C_DESIGNWARE_PLATFORM=m && IOSF_MBI) || \
  413. (I2C_DESIGNWARE_PLATFORM=y && IOSF_MBI=y)
  414. help
  415. This driver enables managed host access to the PMIC I2C bus on select
  416. Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows
  417. the host to request uninterrupted access to the PMIC's I2C bus from
  418. the platform firmware controlling it. You should say Y if running on
  419. a BayTrail system using the AXP288.
  420. config I2C_DIGICOLOR
  421. tristate "Conexant Digicolor I2C driver"
  422. depends on ARCH_DIGICOLOR
  423. help
  424. Support for Conexant Digicolor SoCs (CX92755) I2C controller driver.
  425. This driver can also be built as a module. If so, the module
  426. will be called i2c-digicolor.
  427. config I2C_EFM32
  428. tristate "EFM32 I2C controller"
  429. depends on ARCH_EFM32 || COMPILE_TEST
  430. help
  431. This driver supports the i2c block found in Energy Micro's EFM32
  432. SoCs.
  433. config I2C_EG20T
  434. tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
  435. depends on PCI && (X86_32 || MIPS || COMPILE_TEST)
  436. help
  437. This driver is for PCH(Platform controller Hub) I2C of EG20T which
  438. is an IOH(Input/Output Hub) for x86 embedded processor.
  439. This driver can access PCH I2C bus device.
  440. This driver also can be used for LAPIS Semiconductor IOH(Input/
  441. Output Hub), ML7213, ML7223 and ML7831.
  442. ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
  443. for MP(Media Phone) use and ML7831 IOH is for general purpose use.
  444. ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
  445. ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
  446. config I2C_EMEV2
  447. tristate "EMMA Mobile series I2C adapter"
  448. depends on HAVE_CLK
  449. select I2C_SLAVE
  450. help
  451. If you say yes to this option, support will be included for the
  452. I2C interface on the Renesas Electronics EM/EV family of processors.
  453. config I2C_EXYNOS5
  454. tristate "Exynos5 high-speed I2C driver"
  455. depends on ARCH_EXYNOS && OF
  456. default y
  457. help
  458. High-speed I2C controller on Exynos5 based Samsung SoCs.
  459. config I2C_GPIO
  460. tristate "GPIO-based bitbanging I2C"
  461. depends on GPIOLIB || COMPILE_TEST
  462. select I2C_ALGOBIT
  463. help
  464. This is a very simple bitbanging I2C driver utilizing the
  465. arch-neutral GPIO API to control the SCL and SDA lines.
  466. config I2C_HIGHLANDER
  467. tristate "Highlander FPGA SMBus interface"
  468. depends on SH_HIGHLANDER
  469. help
  470. If you say yes to this option, support will be included for
  471. the SMBus interface located in the FPGA on various Highlander
  472. boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
  473. FPGAs. This is wholly unrelated to the SoC I2C.
  474. This driver can also be built as a module. If so, the module
  475. will be called i2c-highlander.
  476. config I2C_IBM_IIC
  477. tristate "IBM PPC 4xx on-chip I2C interface"
  478. depends on 4xx
  479. help
  480. Say Y here if you want to use IIC peripheral found on
  481. embedded IBM PPC 4xx based systems.
  482. This driver can also be built as a module. If so, the module
  483. will be called i2c-ibm_iic.
  484. config I2C_IMG
  485. tristate "Imagination Technologies I2C SCB Controller"
  486. depends on MIPS || METAG || COMPILE_TEST
  487. help
  488. Say Y here if you want to use the IMG I2C SCB controller,
  489. available on the TZ1090 and other IMG SoCs.
  490. This driver can also be built as a module. If so, the module
  491. will be called i2c-img-scb.
  492. config I2C_IMX
  493. tristate "IMX I2C interface"
  494. depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE
  495. help
  496. Say Y here if you want to use the IIC bus controller on
  497. the Freescale i.MX/MXC, Layerscape or ColdFire processors.
  498. This driver can also be built as a module. If so, the module
  499. will be called i2c-imx.
  500. config I2C_IOP3XX
  501. tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
  502. depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
  503. help
  504. Say Y here if you want to use the IIC bus controller on
  505. the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
  506. This driver can also be built as a module. If so, the module
  507. will be called i2c-iop3xx.
  508. config I2C_JZ4780
  509. tristate "JZ4780 I2C controller interface support"
  510. depends on MACH_JZ4780 || COMPILE_TEST
  511. help
  512. If you say yes to this option, support will be included for the
  513. Ingenic JZ4780 I2C controller.
  514. If you don't know what to do here, say N.
  515. config I2C_KEMPLD
  516. tristate "Kontron COM I2C Controller"
  517. depends on MFD_KEMPLD
  518. help
  519. This enables support for the I2C bus interface on some Kontron ETX
  520. and COMexpress (ETXexpress) modules.
  521. This driver can also be built as a module. If so, the module
  522. will be called i2c-kempld.
  523. config I2C_LPC2K
  524. tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx"
  525. depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
  526. help
  527. This driver supports the I2C interface found several NXP
  528. devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx.
  529. This driver can also be built as a module. If so, the module
  530. will be called i2c-lpc2k.
  531. config I2C_MESON
  532. tristate "Amlogic Meson I2C controller"
  533. depends on ARCH_MESON || COMPILE_TEST
  534. help
  535. If you say yes to this option, support will be included for the
  536. I2C interface on the Amlogic Meson family of SoCs.
  537. config I2C_MPC
  538. tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
  539. depends on PPC
  540. help
  541. If you say yes to this option, support will be included for the
  542. built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
  543. MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
  544. This driver can also be built as a module. If so, the module
  545. will be called i2c-mpc.
  546. config I2C_MT65XX
  547. tristate "MediaTek I2C adapter"
  548. depends on ARCH_MEDIATEK || COMPILE_TEST
  549. depends on HAS_DMA
  550. help
  551. This selects the MediaTek(R) Integrated Inter Circuit bus driver
  552. for MT65xx and MT81xx.
  553. If you want to use MediaTek(R) I2C interface, say Y or M here.
  554. If unsure, say N.
  555. config I2C_MV64XXX
  556. tristate "Marvell mv64xxx I2C Controller"
  557. depends on MV64X60 || PLAT_ORION || ARCH_SUNXI || ARCH_MVEBU
  558. help
  559. If you say yes to this option, support will be included for the
  560. built-in I2C interface on the Marvell 64xxx line of host bridges.
  561. This driver is also used for Allwinner SoCs I2C controllers.
  562. This driver can also be built as a module. If so, the module
  563. will be called i2c-mv64xxx.
  564. config I2C_MXS
  565. tristate "Freescale i.MX28 I2C interface"
  566. depends on SOC_IMX28
  567. select STMP_DEVICE
  568. help
  569. Say Y here if you want to use the I2C bus controller on
  570. the Freescale i.MX28 processors.
  571. This driver can also be built as a module. If so, the module
  572. will be called i2c-mxs.
  573. config I2C_NOMADIK
  574. tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
  575. depends on ARM_AMBA
  576. help
  577. If you say yes to this option, support will be included for the
  578. I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
  579. as well as the STA2X11 PCIe I/O HUB.
  580. config I2C_OCORES
  581. tristate "OpenCores I2C Controller"
  582. help
  583. If you say yes to this option, support will be included for the
  584. OpenCores I2C controller. For details see
  585. http://www.opencores.org/projects.cgi/web/i2c/overview
  586. This driver can also be built as a module. If so, the module
  587. will be called i2c-ocores.
  588. config I2C_OMAP
  589. tristate "OMAP I2C adapter"
  590. depends on ARCH_OMAP
  591. default y if MACH_OMAP_H3 || MACH_OMAP_OSK
  592. help
  593. If you say yes to this option, support will be included for the
  594. I2C interface on the Texas Instruments OMAP1/2 family of processors.
  595. Like OMAP1510/1610/1710/5912 and OMAP242x.
  596. For details see http://www.ti.com/omap.
  597. config I2C_PASEMI
  598. tristate "PA Semi SMBus interface"
  599. depends on PPC_PASEMI && PCI
  600. help
  601. Supports the PA Semi PWRficient on-chip SMBus interfaces.
  602. config I2C_PCA_PLATFORM
  603. tristate "PCA9564/PCA9665 as platform device"
  604. select I2C_ALGOPCA
  605. default n
  606. help
  607. This driver supports a memory mapped Philips PCA9564/PCA9665
  608. parallel bus to I2C bus controller.
  609. This driver can also be built as a module. If so, the module
  610. will be called i2c-pca-platform.
  611. config 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. This driver can also be built as module. If so, the module
  617. will be called i2c-pmcmsp.
  618. config I2C_PNX
  619. tristate "I2C bus support for Philips PNX and NXP LPC targets"
  620. depends on ARCH_LPC32XX
  621. help
  622. This driver supports the Philips IP3204 I2C IP block master and/or
  623. slave controller
  624. This driver can also be built as a module. If so, the module
  625. will be called i2c-pnx.
  626. config I2C_PUV3
  627. tristate "PKUnity v3 I2C bus support"
  628. depends on UNICORE32 && ARCH_PUV3
  629. select I2C_ALGOBIT
  630. help
  631. This driver supports the I2C IP inside the PKUnity-v3 SoC.
  632. This I2C bus controller is under AMBA/AXI bus.
  633. This driver can also be built as a module. If so, the module
  634. will be called i2c-puv3.
  635. config I2C_PXA
  636. tristate "Intel PXA2XX I2C adapter"
  637. depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
  638. help
  639. If you have devices in the PXA I2C bus, say yes to this option.
  640. This driver can also be built as a module. If so, the module
  641. will be called i2c-pxa.
  642. config I2C_PXA_PCI
  643. def_bool I2C_PXA && X86_32 && PCI && OF
  644. config I2C_PXA_SLAVE
  645. bool "Intel PXA2XX I2C Slave comms support"
  646. depends on I2C_PXA && !X86_32
  647. help
  648. Support I2C slave mode communications on the PXA I2C bus. This
  649. is necessary for systems where the PXA may be a target on the
  650. I2C bus.
  651. config I2C_QUP
  652. tristate "Qualcomm QUP based I2C controller"
  653. depends on ARCH_QCOM
  654. help
  655. If you say yes to this option, support will be included for the
  656. built-in I2C interface on the Qualcomm SoCs.
  657. This driver can also be built as a module. If so, the module
  658. will be called i2c-qup.
  659. config I2C_RIIC
  660. tristate "Renesas RIIC adapter"
  661. depends on ARCH_RENESAS || COMPILE_TEST
  662. help
  663. If you say yes to this option, support will be included for the
  664. Renesas RIIC I2C interface.
  665. This driver can also be built as a module. If so, the module
  666. will be called i2c-riic.
  667. config I2C_RK3X
  668. tristate "Rockchip RK3xxx I2C adapter"
  669. depends on OF && COMMON_CLK
  670. help
  671. Say Y here to include support for the I2C adapter in Rockchip RK3xxx
  672. SoCs.
  673. This driver can also be built as a module. If so, the module will
  674. be called i2c-rk3x.
  675. config HAVE_S3C2410_I2C
  676. bool
  677. help
  678. This will include I2C support for Samsung SoCs. If you want to
  679. include I2C support for any machine, kindly select this in the
  680. respective Kconfig file.
  681. config I2C_S3C2410
  682. tristate "S3C2410 I2C Driver"
  683. depends on HAVE_S3C2410_I2C
  684. help
  685. Say Y here to include support for I2C controller in the
  686. Samsung SoCs.
  687. config I2C_SH7760
  688. tristate "Renesas SH7760 I2C Controller"
  689. depends on CPU_SUBTYPE_SH7760
  690. help
  691. This driver supports the 2 I2C interfaces on the Renesas SH7760.
  692. This driver can also be built as a module. If so, the module
  693. will be called i2c-sh7760.
  694. config I2C_SH_MOBILE
  695. tristate "SuperH Mobile I2C Controller"
  696. depends on HAS_DMA
  697. depends on ARCH_SHMOBILE || ARCH_RENESAS || COMPILE_TEST
  698. help
  699. If you say yes to this option, support will be included for the
  700. built-in I2C interface on the Renesas SH-Mobile processor.
  701. This driver can also be built as a module. If so, the module
  702. will be called i2c-sh_mobile.
  703. config I2C_SIMTEC
  704. tristate "Simtec Generic I2C interface"
  705. select I2C_ALGOBIT
  706. help
  707. If you say yes to this option, support will be included for
  708. the Simtec Generic I2C interface. This driver is for the
  709. simple I2C bus used on newer Simtec products for general
  710. I2C, such as DDC on the Simtec BBD2016A.
  711. This driver can also be built as a module. If so, the module
  712. will be called i2c-simtec.
  713. config I2C_SIRF
  714. tristate "CSR SiRFprimaII I2C interface"
  715. depends on ARCH_SIRF
  716. help
  717. If you say yes to this option, support will be included for the
  718. CSR SiRFprimaII I2C interface.
  719. This driver can also be built as a module. If so, the module
  720. will be called i2c-sirf.
  721. config I2C_ST
  722. tristate "STMicroelectronics SSC I2C support"
  723. depends on ARCH_STI
  724. help
  725. Enable this option to add support for STMicroelectronics SoCs
  726. hardware SSC (Synchronous Serial Controller) as an I2C controller.
  727. This driver can also be built as module. If so, the module
  728. will be called i2c-st.
  729. config I2C_STU300
  730. tristate "ST Microelectronics DDC I2C interface"
  731. depends on MACH_U300
  732. default y if MACH_U300
  733. help
  734. If you say yes to this option, support will be included for the
  735. I2C interface from ST Microelectronics simply called "DDC I2C"
  736. supporting both I2C and DDC, used in e.g. the U300 series
  737. mobile platforms.
  738. This driver can also be built as a module. If so, the module
  739. will be called i2c-stu300.
  740. config I2C_SUN6I_P2WI
  741. tristate "Allwinner sun6i internal P2WI controller"
  742. depends on RESET_CONTROLLER
  743. depends on MACH_SUN6I || COMPILE_TEST
  744. help
  745. If you say yes to this option, support will be included for the
  746. P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi
  747. SOCs.
  748. The P2WI looks like an SMBus controller (which supports only byte
  749. accesses), except that it only supports one slave device.
  750. This interface is used to connect to specific PMIC devices (like the
  751. AXP221).
  752. config I2C_TEGRA
  753. tristate "NVIDIA Tegra internal I2C controller"
  754. depends on ARCH_TEGRA
  755. help
  756. If you say yes to this option, support will be included for the
  757. I2C controller embedded in NVIDIA Tegra SOCs
  758. config I2C_UNIPHIER
  759. tristate "UniPhier FIFO-less I2C controller"
  760. depends on ARCH_UNIPHIER || COMPILE_TEST
  761. help
  762. If you say yes to this option, support will be included for
  763. the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8,
  764. or older UniPhier SoCs.
  765. config I2C_UNIPHIER_F
  766. tristate "UniPhier FIFO-builtin I2C controller"
  767. depends on ARCH_UNIPHIER || COMPILE_TEST
  768. help
  769. If you say yes to this option, support will be included for
  770. the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4,
  771. PH1-Pro5, or newer UniPhier SoCs.
  772. config I2C_VERSATILE
  773. tristate "ARM Versatile/Realview I2C bus support"
  774. depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST
  775. select I2C_ALGOBIT
  776. help
  777. Say yes if you want to support the I2C serial bus on ARMs Versatile
  778. range of platforms.
  779. This driver can also be built as a module. If so, the module
  780. will be called i2c-versatile.
  781. config I2C_WMT
  782. tristate "Wondermedia WM8xxx SoC I2C bus support"
  783. depends on ARCH_VT8500
  784. help
  785. Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
  786. SoCs.
  787. This driver can also be built as a module. If so, the module will be
  788. called i2c-wmt.
  789. config I2C_OCTEON
  790. tristate "Cavium OCTEON I2C bus support"
  791. depends on CAVIUM_OCTEON_SOC
  792. help
  793. Say yes if you want to support the I2C serial bus on Cavium
  794. OCTEON SOC.
  795. This driver can also be built as a module. If so, the module
  796. will be called i2c-octeon.
  797. config I2C_THUNDERX
  798. tristate "Cavium ThunderX I2C bus support"
  799. depends on 64BIT && PCI && (ARM64 || COMPILE_TEST)
  800. select I2C_SMBUS
  801. help
  802. Say yes if you want to support the I2C serial bus on Cavium
  803. ThunderX SOC.
  804. This driver can also be built as a module. If so, the module
  805. will be called i2c-thunderx.
  806. config I2C_XILINX
  807. tristate "Xilinx I2C Controller"
  808. depends on HAS_IOMEM
  809. help
  810. If you say yes to this option, support will be included for the
  811. Xilinx I2C controller.
  812. This driver can also be built as a module. If so, the module
  813. will be called xilinx_i2c.
  814. config I2C_XLR
  815. tristate "Netlogic XLR and Sigma Designs I2C support"
  816. depends on CPU_XLR || ARCH_TANGO
  817. help
  818. This driver enables support for the on-chip I2C interface of
  819. the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs.
  820. This driver can also be built as a module. If so, the module
  821. will be called i2c-xlr.
  822. config I2C_XLP9XX
  823. tristate "XLP9XX I2C support"
  824. depends on CPU_XLP || ARCH_VULCAN || COMPILE_TEST
  825. help
  826. This driver enables support for the on-chip I2C interface of
  827. the Broadcom XLP9xx/XLP5xx MIPS and Vulcan ARM64 processors.
  828. This driver can also be built as a module. If so, the module will
  829. be called i2c-xlp9xx.
  830. config I2C_RCAR
  831. tristate "Renesas R-Car I2C Controller"
  832. depends on HAS_DMA
  833. depends on ARCH_RENESAS || COMPILE_TEST
  834. select I2C_SLAVE
  835. help
  836. If you say yes to this option, support will be included for the
  837. R-Car I2C controller.
  838. This driver can also be built as a module. If so, the module
  839. will be called i2c-rcar.
  840. comment "External I2C/SMBus adapter drivers"
  841. config I2C_DIOLAN_U2C
  842. tristate "Diolan U2C-12 USB adapter"
  843. depends on USB
  844. help
  845. If you say yes to this option, support will be included for Diolan
  846. U2C-12, a USB to I2C interface.
  847. This driver can also be built as a module. If so, the module
  848. will be called i2c-diolan-u2c.
  849. config I2C_DLN2
  850. tristate "Diolan DLN-2 USB I2C adapter"
  851. depends on MFD_DLN2
  852. help
  853. If you say yes to this option, support will be included for Diolan
  854. DLN2, a USB to I2C interface.
  855. This driver can also be built as a module. If so, the module
  856. will be called i2c-dln2.
  857. config I2C_PARPORT
  858. tristate "Parallel port adapter"
  859. depends on PARPORT
  860. select I2C_ALGOBIT
  861. select I2C_SMBUS
  862. help
  863. This supports parallel port I2C adapters such as the ones made by
  864. Philips or Velleman, Analog Devices evaluation boards, and more.
  865. Basically any adapter using the parallel port as an I2C bus with
  866. no extra chipset is supported by this driver, or could be.
  867. This driver is a replacement for (and was inspired by) an older
  868. driver named i2c-philips-par. The new driver supports more devices,
  869. and makes it easier to add support for new devices.
  870. An adapter type parameter is now mandatory. Please read the file
  871. Documentation/i2c/busses/i2c-parport for details.
  872. Another driver exists, named i2c-parport-light, which doesn't depend
  873. on the parport driver. This is meant for embedded systems. Don't say
  874. Y here if you intend to say Y or M there.
  875. This support is also available as a module. If so, the module
  876. will be called i2c-parport.
  877. config I2C_PARPORT_LIGHT
  878. tristate "Parallel port adapter (light)"
  879. select I2C_ALGOBIT
  880. select I2C_SMBUS
  881. help
  882. This supports parallel port I2C adapters such as the ones made by
  883. Philips or Velleman, Analog Devices evaluation boards, and more.
  884. Basically any adapter using the parallel port as an I2C bus with
  885. no extra chipset is supported by this driver, or could be.
  886. This driver is a light version of i2c-parport. It doesn't depend
  887. on the parport driver, and uses direct I/O access instead. This
  888. might be preferred on embedded systems where wasting memory for
  889. the clean but heavy parport handling is not an option. The
  890. drawback is a reduced portability and the impossibility to
  891. daisy-chain other parallel port devices.
  892. Don't say Y here if you said Y or M to i2c-parport. Saying M to
  893. both is possible but both modules should not be loaded at the same
  894. time.
  895. This support is also available as a module. If so, the module
  896. will be called i2c-parport-light.
  897. config I2C_ROBOTFUZZ_OSIF
  898. tristate "RobotFuzz Open Source InterFace USB adapter"
  899. depends on USB
  900. help
  901. If you say yes to this option, support will be included for the
  902. RobotFuzz Open Source InterFace USB to I2C interface.
  903. This driver can also be built as a module. If so, the module
  904. will be called i2c-osif.
  905. config I2C_TAOS_EVM
  906. tristate "TAOS evaluation module"
  907. depends on TTY
  908. select SERIO
  909. select SERIO_SERPORT
  910. default n
  911. help
  912. This supports TAOS evaluation modules on serial port. In order to
  913. use this driver, you will need the inputattach tool, which is part
  914. of the input-utils package.
  915. If unsure, say N.
  916. This support is also available as a module. If so, the module
  917. will be called i2c-taos-evm.
  918. config I2C_TINY_USB
  919. tristate "Tiny-USB adapter"
  920. depends on USB
  921. help
  922. If you say yes to this option, support will be included for the
  923. i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
  924. http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
  925. This driver can also be built as a module. If so, the module
  926. will be called i2c-tiny-usb.
  927. config I2C_VIPERBOARD
  928. tristate "Viperboard I2C master support"
  929. depends on MFD_VIPERBOARD && USB
  930. help
  931. Say yes here to access the I2C part of the Nano River
  932. Technologies Viperboard as I2C master.
  933. See viperboard API specification and Nano
  934. River Tech's viperboard.h for detailed meaning
  935. of the module parameters.
  936. comment "Other I2C/SMBus bus drivers"
  937. config I2C_ACORN
  938. tristate "Acorn IOC/IOMD I2C bus support"
  939. depends on ARCH_ACORN
  940. default y
  941. select I2C_ALGOBIT
  942. help
  943. Say yes if you want to support the I2C bus on Acorn platforms.
  944. If you don't know, say Y.
  945. config I2C_ELEKTOR
  946. tristate "Elektor ISA card"
  947. depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP
  948. select I2C_ALGOPCF
  949. help
  950. This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
  951. such an adapter.
  952. This support is also available as a module. If so, the module
  953. will be called i2c-elektor.
  954. config I2C_PCA_ISA
  955. tristate "PCA9564/PCA9665 on an ISA bus"
  956. depends on ISA
  957. select I2C_ALGOPCA
  958. default n
  959. help
  960. This driver supports ISA boards using the Philips PCA9564/PCA9665
  961. parallel bus to I2C bus controller.
  962. This driver can also be built as a module. If so, the module
  963. will be called i2c-pca-isa.
  964. This device is almost undetectable and using this driver on a
  965. system which doesn't have this device will result in long
  966. delays when I2C/SMBus chip drivers are loaded (e.g. at boot
  967. time). If unsure, say N.
  968. config I2C_SIBYTE
  969. tristate "SiByte SMBus interface"
  970. depends on SIBYTE_SB1xxx_SOC
  971. help
  972. Supports the SiByte SOC on-chip I2C interfaces (2 channels).
  973. config I2C_CROS_EC_TUNNEL
  974. tristate "ChromeOS EC tunnel I2C bus"
  975. depends on MFD_CROS_EC
  976. help
  977. If you say yes here you get an I2C bus that will tunnel i2c commands
  978. through to the other side of the ChromeOS EC to the i2c bus
  979. connected there. This will work whatever the interface used to
  980. talk to the EC (SPI, I2C or LPC).
  981. config I2C_XGENE_SLIMPRO
  982. tristate "APM X-Gene SoC I2C SLIMpro devices support"
  983. depends on ARCH_XGENE && MAILBOX
  984. help
  985. Enable I2C bus access using the APM X-Gene SoC SLIMpro
  986. co-processor. The I2C device access the I2C bus via the X-Gene
  987. to SLIMpro (On chip coprocessor) mailbox mechanism.
  988. If unsure, say N.
  989. config SCx200_ACB
  990. tristate "Geode ACCESS.bus support"
  991. depends on X86_32 && PCI
  992. help
  993. Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
  994. SC1100 processors and the CS5535 and CS5536 Geode companion devices.
  995. If you don't know what to do here, say N.
  996. This support is also available as a module. If so, the module
  997. will be called scx200_acb.
  998. config I2C_OPAL
  999. tristate "IBM OPAL I2C driver"
  1000. depends on PPC_POWERNV
  1001. default y
  1002. help
  1003. This exposes the PowerNV platform i2c busses to the linux i2c layer,
  1004. the driver is based on the OPAL interfaces.
  1005. This driver can also be built as a module. If so, the module will be
  1006. called as i2c-opal.
  1007. endmenu