Kconfig 26 KB

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  1. #
  2. # Sensor device configuration
  3. #
  4. menu "I2C Hardware Bus support"
  5. comment "PC SMBus host controller drivers"
  6. depends on PCI
  7. config I2C_ALI1535
  8. tristate "ALI 1535"
  9. depends on PCI
  10. help
  11. If you say yes to this option, support will be included for the SMB
  12. Host controller on Acer Labs Inc. (ALI) M1535 South Bridges. The SMB
  13. controller is part of the 7101 device, which is an ACPI-compliant
  14. Power Management Unit (PMU).
  15. This driver can also be built as a module. If so, the module
  16. will be called i2c-ali1535.
  17. config I2C_ALI1563
  18. tristate "ALI 1563"
  19. depends on PCI && EXPERIMENTAL
  20. help
  21. If you say yes to this option, support will be included for the SMB
  22. Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB
  23. controller is part of the 7101 device, which is an ACPI-compliant
  24. Power Management Unit (PMU).
  25. This driver can also be built as a module. If so, the module
  26. will be called i2c-ali1563.
  27. config I2C_ALI15X3
  28. tristate "ALI 15x3"
  29. depends on PCI
  30. help
  31. If you say yes to this option, support will be included for the
  32. Acer Labs Inc. (ALI) M1514 and M1543 motherboard I2C interfaces.
  33. This driver can also be built as a module. If so, the module
  34. will be called i2c-ali15x3.
  35. config I2C_AMD756
  36. tristate "AMD 756/766/768/8111 and nVidia nForce"
  37. depends on PCI
  38. help
  39. If you say yes to this option, support will be included for the AMD
  40. 756/766/768 mainboard I2C interfaces. The driver also includes
  41. support for the first (SMBus 1.0) I2C interface of the AMD 8111 and
  42. the nVidia nForce I2C interface.
  43. This driver can also be built as a module. If so, the module
  44. will be called i2c-amd756.
  45. config I2C_AMD756_S4882
  46. tristate "SMBus multiplexing on the Tyan S4882"
  47. depends on I2C_AMD756 && X86 && EXPERIMENTAL
  48. help
  49. Enabling this option will add specific SMBus support for the Tyan
  50. S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed
  51. over 8 different channels, where the various memory module EEPROMs
  52. and temperature sensors live. Saying yes here will give you access
  53. to these in addition to the trunk.
  54. This driver can also be built as a module. If so, the module
  55. will be called i2c-amd756-s4882.
  56. config I2C_AMD8111
  57. tristate "AMD 8111"
  58. depends on PCI
  59. help
  60. If you say yes to this option, support will be included for the
  61. second (SMBus 2.0) AMD 8111 mainboard I2C interface.
  62. This driver can also be built as a module. If so, the module
  63. will be called i2c-amd8111.
  64. config I2C_I801
  65. tristate "Intel 82801 (ICH/PCH)"
  66. depends on PCI
  67. help
  68. If you say yes to this option, support will be included for the Intel
  69. 801 family of mainboard I2C interfaces. Specifically, the following
  70. versions of the chipset are supported:
  71. 82801AA
  72. 82801AB
  73. 82801BA
  74. 82801CA/CAM
  75. 82801DB
  76. 82801EB/ER (ICH5/ICH5R)
  77. 6300ESB
  78. ICH6
  79. ICH7
  80. ESB2
  81. ICH8
  82. ICH9
  83. EP80579 (Tolapai)
  84. ICH10
  85. 5/3400 Series (PCH)
  86. 6 Series (PCH)
  87. Patsburg (PCH)
  88. DH89xxCC (PCH)
  89. This driver can also be built as a module. If so, the module
  90. will be called i2c-i801.
  91. config I2C_ISCH
  92. tristate "Intel SCH SMBus 1.0"
  93. depends on PCI
  94. select MFD_CORE
  95. select LPC_SCH
  96. help
  97. Say Y here if you want to use SMBus controller on the Intel SCH
  98. based systems.
  99. This driver can also be built as a module. If so, the module
  100. will be called i2c-isch.
  101. config I2C_PIIX4
  102. tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
  103. depends on PCI
  104. help
  105. If you say yes to this option, support will be included for the Intel
  106. PIIX4 family of mainboard I2C interfaces. Specifically, the following
  107. versions of the chipset are supported (note that Serverworks is part
  108. of Broadcom):
  109. Intel PIIX4
  110. Intel 440MX
  111. ATI IXP200
  112. ATI IXP300
  113. ATI IXP400
  114. ATI SB600
  115. ATI SB700
  116. ATI SB800
  117. AMD Hudson-2
  118. Serverworks OSB4
  119. Serverworks CSB5
  120. Serverworks CSB6
  121. Serverworks HT-1000
  122. Serverworks HT-1100
  123. SMSC Victory66
  124. This driver can also be built as a module. If so, the module
  125. will be called i2c-piix4.
  126. config I2C_NFORCE2
  127. tristate "Nvidia nForce2, nForce3 and nForce4"
  128. depends on PCI
  129. help
  130. If you say yes to this option, support will be included for the Nvidia
  131. nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
  132. This driver can also be built as a module. If so, the module
  133. will be called i2c-nforce2.
  134. config I2C_NFORCE2_S4985
  135. tristate "SMBus multiplexing on the Tyan S4985"
  136. depends on I2C_NFORCE2 && X86 && EXPERIMENTAL
  137. help
  138. Enabling this option will add specific SMBus support for the Tyan
  139. S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
  140. over 4 different channels, where the various memory module EEPROMs
  141. live. Saying yes here will give you access to these in addition
  142. to the trunk.
  143. This driver can also be built as a module. If so, the module
  144. will be called i2c-nforce2-s4985.
  145. config I2C_SIS5595
  146. tristate "SiS 5595"
  147. depends on PCI
  148. help
  149. If you say yes to this option, support will be included for the
  150. SiS5595 SMBus (a subset of I2C) interface.
  151. This driver can also be built as a module. If so, the module
  152. will be called i2c-sis5595.
  153. config I2C_SIS630
  154. tristate "SiS 630/730"
  155. depends on PCI
  156. help
  157. If you say yes to this option, support will be included for the
  158. SiS630 and SiS730 SMBus (a subset of I2C) interface.
  159. This driver can also be built as a module. If so, the module
  160. will be called i2c-sis630.
  161. config I2C_SIS96X
  162. tristate "SiS 96x"
  163. depends on PCI
  164. help
  165. If you say yes to this option, support will be included for the SiS
  166. 96x SMBus (a subset of I2C) interfaces. Specifically, the following
  167. chipsets are supported:
  168. 645/961
  169. 645DX/961
  170. 645DX/962
  171. 648/961
  172. 650/961
  173. 735
  174. 745
  175. This driver can also be built as a module. If so, the module
  176. will be called i2c-sis96x.
  177. config I2C_VIA
  178. tristate "VIA VT82C586B"
  179. depends on PCI && EXPERIMENTAL
  180. select I2C_ALGOBIT
  181. help
  182. If you say yes to this option, support will be included for the VIA
  183. 82C586B I2C interface
  184. This driver can also be built as a module. If so, the module
  185. will be called i2c-via.
  186. config I2C_VIAPRO
  187. tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx"
  188. depends on PCI
  189. help
  190. If you say yes to this option, support will be included for the VIA
  191. VT82C596 and later SMBus interface. Specifically, the following
  192. chipsets are supported:
  193. VT82C596A/B
  194. VT82C686A/B
  195. VT8231
  196. VT8233/A
  197. VT8235
  198. VT8237R/A/S
  199. VT8251
  200. CX700
  201. VX800/VX820
  202. VX855/VX875
  203. This driver can also be built as a module. If so, the module
  204. will be called i2c-viapro.
  205. if ACPI
  206. comment "ACPI drivers"
  207. config I2C_SCMI
  208. tristate "SMBus Control Method Interface"
  209. help
  210. This driver supports the SMBus Control Method Interface. It needs the
  211. BIOS to declare ACPI control methods as described in the SMBus Control
  212. Method Interface specification.
  213. To compile this driver as a module, choose M here:
  214. the module will be called i2c-scmi.
  215. endif # ACPI
  216. comment "Mac SMBus host controller drivers"
  217. depends on PPC_CHRP || PPC_PMAC
  218. config I2C_HYDRA
  219. tristate "CHRP Apple Hydra Mac I/O I2C interface"
  220. depends on PCI && PPC_CHRP && EXPERIMENTAL
  221. select I2C_ALGOBIT
  222. help
  223. This supports the use of the I2C interface in the Apple Hydra Mac
  224. I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
  225. have such a machine.
  226. This support is also available as a module. If so, the module
  227. will be called i2c-hydra.
  228. config I2C_POWERMAC
  229. tristate "Powermac I2C interface"
  230. depends on PPC_PMAC
  231. default y
  232. help
  233. This exposes the various PowerMac i2c interfaces to the linux i2c
  234. layer and to userland. It is used by various drivers on the PowerMac
  235. platform, and should generally be enabled.
  236. This support is also available as a module. If so, the module
  237. will be called i2c-powermac.
  238. comment "I2C system bus drivers (mostly embedded / system-on-chip)"
  239. config I2C_AT91
  240. tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
  241. depends on ARCH_AT91 && EXPERIMENTAL && BROKEN
  242. help
  243. This supports the use of the I2C interface on Atmel AT91
  244. processors.
  245. This driver is BROKEN because the controller which it uses
  246. will easily trigger RX overrun and TX underrun errors. Using
  247. low I2C clock rates may partially work around those issues
  248. on some systems. Another serious problem is that there is no
  249. documented way to issue repeated START conditions, as needed
  250. to support combined I2C messages. Use the i2c-gpio driver
  251. unless your system can cope with those limitations.
  252. config I2C_AU1550
  253. tristate "Au1550/Au1200 SMBus interface"
  254. depends on SOC_AU1550 || SOC_AU1200
  255. help
  256. If you say yes to this option, support will be included for the
  257. Au1550 and Au1200 SMBus interface.
  258. This driver can also be built as a module. If so, the module
  259. will be called i2c-au1550.
  260. config I2C_BLACKFIN_TWI
  261. tristate "Blackfin TWI I2C support"
  262. depends on BLACKFIN
  263. depends on !BF561 && !BF531 && !BF532 && !BF533
  264. help
  265. This is the I2C bus driver for Blackfin on-chip TWI interface.
  266. This driver can also be built as a module. If so, the module
  267. will be called i2c-bfin-twi.
  268. config I2C_BLACKFIN_TWI_CLK_KHZ
  269. int "Blackfin TWI I2C clock (kHz)"
  270. depends on I2C_BLACKFIN_TWI
  271. range 21 400
  272. default 50
  273. help
  274. The unit of the TWI clock is kHz.
  275. config I2C_CPM
  276. tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
  277. depends on (CPM1 || CPM2) && OF_I2C
  278. help
  279. This supports the use of the I2C interface on Freescale
  280. processors with CPM1 or CPM2.
  281. This driver can also be built as a module. If so, the module
  282. will be called i2c-cpm.
  283. config I2C_DAVINCI
  284. tristate "DaVinci I2C driver"
  285. depends on ARCH_DAVINCI
  286. help
  287. Support for TI DaVinci I2C controller driver.
  288. This driver can also be built as a module. If so, the module
  289. will be called i2c-davinci.
  290. Please note that this driver might be needed to bring up other
  291. devices such as DaVinci NIC.
  292. For details please see http://www.ti.com/davinci
  293. config I2C_DESIGNWARE
  294. tristate "Synopsys DesignWare"
  295. depends on HAVE_CLK
  296. help
  297. If you say yes to this option, support will be included for the
  298. Synopsys DesignWare I2C adapter. Only master mode is supported.
  299. This driver can also be built as a module. If so, the module
  300. will be called i2c-designware.
  301. config I2C_GPIO
  302. tristate "GPIO-based bitbanging I2C"
  303. depends on GENERIC_GPIO
  304. select I2C_ALGOBIT
  305. help
  306. This is a very simple bitbanging I2C driver utilizing the
  307. arch-neutral GPIO API to control the SCL and SDA lines.
  308. config I2C_HIGHLANDER
  309. tristate "Highlander FPGA SMBus interface"
  310. depends on SH_HIGHLANDER
  311. help
  312. If you say yes to this option, support will be included for
  313. the SMBus interface located in the FPGA on various Highlander
  314. boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
  315. FPGAs. This is wholly unrelated to the SoC I2C.
  316. This driver can also be built as a module. If so, the module
  317. will be called i2c-highlander.
  318. config I2C_IBM_IIC
  319. tristate "IBM PPC 4xx on-chip I2C interface"
  320. depends on 4xx
  321. help
  322. Say Y here if you want to use IIC peripheral found on
  323. embedded IBM PPC 4xx based systems.
  324. This driver can also be built as a module. If so, the module
  325. will be called i2c-ibm_iic.
  326. config I2C_IMX
  327. tristate "IMX I2C interface"
  328. depends on ARCH_MXC
  329. help
  330. Say Y here if you want to use the IIC bus controller on
  331. the Freescale i.MX/MXC processors.
  332. This driver can also be built as a module. If so, the module
  333. will be called i2c-imx.
  334. config I2C_INTEL_MID
  335. tristate "Intel Moorestown/Medfield Platform I2C controller"
  336. depends on PCI
  337. help
  338. Say Y here if you have an Intel Moorestown/Medfield platform I2C
  339. controller.
  340. This support is also available as a module. If so, the module
  341. will be called i2c-intel-mid.
  342. config I2C_IOP3XX
  343. tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
  344. depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
  345. help
  346. Say Y here if you want to use the IIC bus controller on
  347. the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
  348. This driver can also be built as a module. If so, the module
  349. will be called i2c-iop3xx.
  350. config I2C_IXP2000
  351. tristate "IXP2000 GPIO-Based I2C Interface (DEPRECATED)"
  352. depends on ARCH_IXP2000
  353. select I2C_ALGOBIT
  354. help
  355. Say Y here if you have an Intel IXP2000 (2400, 2800, 2850) based
  356. system and are using GPIO lines for an I2C bus.
  357. This support is also available as a module. If so, the module
  358. will be called i2c-ixp2000.
  359. This driver is deprecated and will be dropped soon. Use i2c-gpio
  360. instead.
  361. config I2C_MPC
  362. tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
  363. depends on PPC
  364. help
  365. If you say yes to this option, support will be included for the
  366. built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
  367. MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
  368. This driver can also be built as a module. If so, the module
  369. will be called i2c-mpc.
  370. config I2C_MV64XXX
  371. tristate "Marvell mv64xxx I2C Controller"
  372. depends on (MV64X60 || PLAT_ORION) && EXPERIMENTAL
  373. help
  374. If you say yes to this option, support will be included for the
  375. built-in I2C interface on the Marvell 64xxx line of host bridges.
  376. This driver can also be built as a module. If so, the module
  377. will be called i2c-mv64xxx.
  378. config I2C_MXS
  379. tristate "Freescale i.MX28 I2C interface"
  380. depends on SOC_IMX28
  381. help
  382. Say Y here if you want to use the I2C bus controller on
  383. the Freescale i.MX28 processors.
  384. This driver can also be built as a module. If so, the module
  385. will be called i2c-mxs.
  386. config I2C_NOMADIK
  387. tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
  388. depends on PLAT_NOMADIK
  389. help
  390. If you say yes to this option, support will be included for the
  391. I2C interface from ST-Ericsson's Nomadik and Ux500 architectures.
  392. config I2C_NUC900
  393. tristate "NUC900 I2C Driver"
  394. depends on ARCH_W90X900
  395. help
  396. Say Y here to include support for I2C controller in the
  397. Winbond/Nuvoton NUC900 based System-on-Chip devices.
  398. config I2C_OCORES
  399. tristate "OpenCores I2C Controller"
  400. depends on EXPERIMENTAL
  401. help
  402. If you say yes to this option, support will be included for the
  403. OpenCores I2C controller. For details see
  404. http://www.opencores.org/projects.cgi/web/i2c/overview
  405. This driver can also be built as a module. If so, the module
  406. will be called i2c-ocores.
  407. config I2C_OMAP
  408. tristate "OMAP I2C adapter"
  409. depends on ARCH_OMAP
  410. default y if MACH_OMAP_H3 || MACH_OMAP_OSK
  411. help
  412. If you say yes to this option, support will be included for the
  413. I2C interface on the Texas Instruments OMAP1/2 family of processors.
  414. Like OMAP1510/1610/1710/5912 and OMAP242x.
  415. For details see http://www.ti.com/omap.
  416. config I2C_PASEMI
  417. tristate "PA Semi SMBus interface"
  418. depends on PPC_PASEMI && PCI
  419. help
  420. Supports the PA Semi PWRficient on-chip SMBus interfaces.
  421. config I2C_PCA_PLATFORM
  422. tristate "PCA9564/PCA9665 as platform device"
  423. select I2C_ALGOPCA
  424. default n
  425. help
  426. This driver supports a memory mapped Philips PCA9564/PCA9665
  427. parallel bus to I2C bus controller.
  428. This driver can also be built as a module. If so, the module
  429. will be called i2c-pca-platform.
  430. config I2C_PMCMSP
  431. tristate "PMC MSP I2C TWI Controller"
  432. depends on PMC_MSP
  433. help
  434. This driver supports the PMC TWI controller on MSP devices.
  435. This driver can also be built as module. If so, the module
  436. will be called i2c-pmcmsp.
  437. config I2C_PNX
  438. tristate "I2C bus support for Philips PNX and NXP LPC targets"
  439. depends on ARCH_PNX4008 || ARCH_LPC32XX
  440. help
  441. This driver supports the Philips IP3204 I2C IP block master and/or
  442. slave controller
  443. This driver can also be built as a module. If so, the module
  444. will be called i2c-pnx.
  445. config I2C_PUV3
  446. tristate "PKUnity v3 I2C bus support"
  447. depends on UNICORE32 && ARCH_PUV3
  448. select I2C_ALGOBIT
  449. help
  450. This driver supports the I2C IP inside the PKUnity-v3 SoC.
  451. This I2C bus controller is under AMBA/AXI bus.
  452. This driver can also be built as a module. If so, the module
  453. will be called i2c-puv3.
  454. config I2C_PXA
  455. tristate "Intel PXA2XX I2C adapter"
  456. depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
  457. help
  458. If you have devices in the PXA I2C bus, say yes to this option.
  459. This driver can also be built as a module. If so, the module
  460. will be called i2c-pxa.
  461. config I2C_PXA_PCI
  462. def_bool I2C_PXA && X86_32 && PCI && OF
  463. config I2C_PXA_SLAVE
  464. bool "Intel PXA2XX I2C Slave comms support"
  465. depends on I2C_PXA && !X86_32
  466. help
  467. Support I2C slave mode communications on the PXA I2C bus. This
  468. is necessary for systems where the PXA may be a target on the
  469. I2C bus.
  470. config HAVE_S3C2410_I2C
  471. bool
  472. help
  473. This will include I2C support for Samsung SoCs. If you want to
  474. include I2C support for any machine, kindly select this in the
  475. respective Kconfig file.
  476. config I2C_S3C2410
  477. tristate "S3C2410 I2C Driver"
  478. depends on HAVE_S3C2410_I2C
  479. help
  480. Say Y here to include support for I2C controller in the
  481. Samsung SoCs.
  482. config I2C_S6000
  483. tristate "S6000 I2C support"
  484. depends on XTENSA_VARIANT_S6000
  485. help
  486. This driver supports the on chip I2C device on the
  487. S6000 xtensa processor family.
  488. To compile this driver as a module, choose M here. The module
  489. will be called i2c-s6000.
  490. config I2C_SH7760
  491. tristate "Renesas SH7760 I2C Controller"
  492. depends on CPU_SUBTYPE_SH7760
  493. help
  494. This driver supports the 2 I2C interfaces on the Renesas SH7760.
  495. This driver can also be built as a module. If so, the module
  496. will be called i2c-sh7760.
  497. config I2C_SH_MOBILE
  498. tristate "SuperH Mobile I2C Controller"
  499. depends on SUPERH || ARCH_SHMOBILE
  500. help
  501. If you say yes to this option, support will be included for the
  502. built-in I2C interface on the Renesas SH-Mobile processor.
  503. This driver can also be built as a module. If so, the module
  504. will be called i2c-sh_mobile.
  505. config I2C_SIMTEC
  506. tristate "Simtec Generic I2C interface"
  507. select I2C_ALGOBIT
  508. help
  509. If you say yes to this option, support will be included for
  510. the Simtec Generic I2C interface. This driver is for the
  511. simple I2C bus used on newer Simtec products for general
  512. I2C, such as DDC on the Simtec BBD2016A.
  513. This driver can also be built as a module. If so, the module
  514. will be called i2c-simtec.
  515. config I2C_STU300
  516. tristate "ST Microelectronics DDC I2C interface"
  517. depends on MACH_U300
  518. default y if MACH_U300
  519. help
  520. If you say yes to this option, support will be included for the
  521. I2C interface from ST Microelectronics simply called "DDC I2C"
  522. supporting both I2C and DDC, used in e.g. the U300 series
  523. mobile platforms.
  524. This driver can also be built as a module. If so, the module
  525. will be called i2c-stu300.
  526. config I2C_TEGRA
  527. tristate "NVIDIA Tegra internal I2C controller"
  528. depends on ARCH_TEGRA
  529. help
  530. If you say yes to this option, support will be included for the
  531. I2C controller embedded in NVIDIA Tegra SOCs
  532. config I2C_VERSATILE
  533. tristate "ARM Versatile/Realview I2C bus support"
  534. depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
  535. select I2C_ALGOBIT
  536. help
  537. Say yes if you want to support the I2C serial bus on ARMs Versatile
  538. range of platforms.
  539. This driver can also be built as a module. If so, the module
  540. will be called i2c-versatile.
  541. config I2C_OCTEON
  542. tristate "Cavium OCTEON I2C bus support"
  543. depends on CPU_CAVIUM_OCTEON
  544. help
  545. Say yes if you want to support the I2C serial bus on Cavium
  546. OCTEON SOC.
  547. This driver can also be built as a module. If so, the module
  548. will be called i2c-octeon.
  549. config I2C_XILINX
  550. tristate "Xilinx I2C Controller"
  551. depends on EXPERIMENTAL && HAS_IOMEM
  552. help
  553. If you say yes to this option, support will be included for the
  554. Xilinx I2C controller.
  555. This driver can also be built as a module. If so, the module
  556. will be called xilinx_i2c.
  557. config I2C_EG20T
  558. tristate "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH"
  559. depends on PCI
  560. help
  561. This driver is for PCH(Platform controller Hub) I2C of EG20T which
  562. is an IOH(Input/Output Hub) for x86 embedded processor.
  563. This driver can access PCH I2C bus device.
  564. This driver also supports the ML7213, a companion chip for the
  565. Atom E6xx series and compatible with the Intel EG20T PCH.
  566. comment "External I2C/SMBus adapter drivers"
  567. config I2C_DIOLAN_U2C
  568. tristate "Diolan U2C-12 USB adapter"
  569. depends on USB
  570. help
  571. If you say yes to this option, support will be included for Diolan
  572. U2C-12, a USB to I2C interface.
  573. This driver can also be built as a module. If so, the module
  574. will be called i2c-diolan-u2c.
  575. config I2C_PARPORT
  576. tristate "Parallel port adapter"
  577. depends on PARPORT
  578. select I2C_ALGOBIT
  579. select I2C_SMBUS
  580. help
  581. This supports parallel port I2C adapters such as the ones made by
  582. Philips or Velleman, Analog Devices evaluation boards, and more.
  583. Basically any adapter using the parallel port as an I2C bus with
  584. no extra chipset is supported by this driver, or could be.
  585. This driver is a replacement for (and was inspired by) an older
  586. driver named i2c-philips-par. The new driver supports more devices,
  587. and makes it easier to add support for new devices.
  588. An adapter type parameter is now mandatory. Please read the file
  589. Documentation/i2c/busses/i2c-parport for details.
  590. Another driver exists, named i2c-parport-light, which doesn't depend
  591. on the parport driver. This is meant for embedded systems. Don't say
  592. Y here if you intend to say Y or M there.
  593. This support is also available as a module. If so, the module
  594. will be called i2c-parport.
  595. config I2C_PARPORT_LIGHT
  596. tristate "Parallel port adapter (light)"
  597. select I2C_ALGOBIT
  598. select I2C_SMBUS
  599. help
  600. This supports parallel port I2C adapters such as the ones made by
  601. Philips or Velleman, Analog Devices evaluation boards, and more.
  602. Basically any adapter using the parallel port as an I2C bus with
  603. no extra chipset is supported by this driver, or could be.
  604. This driver is a light version of i2c-parport. It doesn't depend
  605. on the parport driver, and uses direct I/O access instead. This
  606. might be preferred on embedded systems where wasting memory for
  607. the clean but heavy parport handling is not an option. The
  608. drawback is a reduced portability and the impossibility to
  609. daisy-chain other parallel port devices.
  610. Don't say Y here if you said Y or M to i2c-parport. Saying M to
  611. both is possible but both modules should not be loaded at the same
  612. time.
  613. This support is also available as a module. If so, the module
  614. will be called i2c-parport-light.
  615. config I2C_TAOS_EVM
  616. tristate "TAOS evaluation module"
  617. depends on EXPERIMENTAL
  618. select SERIO
  619. select SERIO_SERPORT
  620. default n
  621. help
  622. This supports TAOS evaluation modules on serial port. In order to
  623. use this driver, you will need the inputattach tool, which is part
  624. of the input-utils package.
  625. If unsure, say N.
  626. This support is also available as a module. If so, the module
  627. will be called i2c-taos-evm.
  628. config I2C_TINY_USB
  629. tristate "Tiny-USB adapter"
  630. depends on USB
  631. help
  632. If you say yes to this option, support will be included for the
  633. i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
  634. http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
  635. This driver can also be built as a module. If so, the module
  636. will be called i2c-tiny-usb.
  637. comment "Other I2C/SMBus bus drivers"
  638. config I2C_ACORN
  639. tristate "Acorn IOC/IOMD I2C bus support"
  640. depends on ARCH_ACORN
  641. default y
  642. select I2C_ALGOBIT
  643. help
  644. Say yes if you want to support the I2C bus on Acorn platforms.
  645. If you don't know, say Y.
  646. config I2C_ELEKTOR
  647. tristate "Elektor ISA card"
  648. depends on ISA && BROKEN_ON_SMP
  649. select I2C_ALGOPCF
  650. help
  651. This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
  652. such an adapter.
  653. This support is also available as a module. If so, the module
  654. will be called i2c-elektor.
  655. config I2C_PCA_ISA
  656. tristate "PCA9564/PCA9665 on an ISA bus"
  657. depends on ISA
  658. select I2C_ALGOPCA
  659. default n
  660. help
  661. This driver supports ISA boards using the Philips PCA9564/PCA9665
  662. parallel bus to I2C bus controller.
  663. This driver can also be built as a module. If so, the module
  664. will be called i2c-pca-isa.
  665. This device is almost undetectable and using this driver on a
  666. system which doesn't have this device will result in long
  667. delays when I2C/SMBus chip drivers are loaded (e.g. at boot
  668. time). If unsure, say N.
  669. config I2C_SIBYTE
  670. tristate "SiByte SMBus interface"
  671. depends on SIBYTE_SB1xxx_SOC
  672. help
  673. Supports the SiByte SOC on-chip I2C interfaces (2 channels).
  674. config I2C_STUB
  675. tristate "I2C/SMBus Test Stub"
  676. depends on EXPERIMENTAL && m
  677. default 'n'
  678. help
  679. This module may be useful to developers of SMBus client drivers,
  680. especially for certain kinds of sensor chips.
  681. If you do build this module, be sure to read the notes and warnings
  682. in <file:Documentation/i2c/i2c-stub>.
  683. If you don't know what to do here, definitely say N.
  684. config SCx200_I2C
  685. tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
  686. depends on SCx200_GPIO
  687. select I2C_ALGOBIT
  688. help
  689. Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
  690. If you don't know what to do here, say N.
  691. This support is also available as a module. If so, the module
  692. will be called scx200_i2c.
  693. This driver is deprecated and will be dropped soon. Use i2c-gpio
  694. (or scx200_acb) instead.
  695. config SCx200_I2C_SCL
  696. int "GPIO pin used for SCL"
  697. depends on SCx200_I2C
  698. default "12"
  699. help
  700. Enter the GPIO pin number used for the SCL signal. This value can
  701. also be specified with a module parameter.
  702. config SCx200_I2C_SDA
  703. int "GPIO pin used for SDA"
  704. depends on SCx200_I2C
  705. default "13"
  706. help
  707. Enter the GPIO pin number used for the SSA signal. This value can
  708. also be specified with a module parameter.
  709. config SCx200_ACB
  710. tristate "Geode ACCESS.bus support"
  711. depends on X86_32 && PCI
  712. help
  713. Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
  714. SC1100 processors and the CS5535 and CS5536 Geode companion devices.
  715. If you don't know what to do here, say N.
  716. This support is also available as a module. If so, the module
  717. will be called scx200_acb.
  718. endmenu