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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
2# Sensor device configuration
3#
4
5menu "I2C Hardware Bus support"
Linus Torvalds1da177e2005-04-16 15:20:36 -07006
Jean Delvaref5b728a2008-07-14 22:38:23 +02007comment "PC SMBus host controller drivers"
8 depends on PCI
9
Linus Torvalds1da177e2005-04-16 15:20:36 -070010config I2C_ALI1535
11 tristate "ALI 1535"
Jan Engelhardt16538e62007-05-01 23:26:34 +020012 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 help
14 If you say yes to this option, support will be included for the SMB
15 Host controller on Acer Labs Inc. (ALI) M1535 South Bridges. The SMB
16 controller is part of the 7101 device, which is an ACPI-compliant
17 Power Management Unit (PMU).
18
19 This driver can also be built as a module. If so, the module
20 will be called i2c-ali1535.
21
22config I2C_ALI1563
23 tristate "ALI 1563"
Jan Engelhardt16538e62007-05-01 23:26:34 +020024 depends on PCI && EXPERIMENTAL
Linus Torvalds1da177e2005-04-16 15:20:36 -070025 help
26 If you say yes to this option, support will be included for the SMB
27 Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB
28 controller is part of the 7101 device, which is an ACPI-compliant
29 Power Management Unit (PMU).
30
31 This driver can also be built as a module. If so, the module
32 will be called i2c-ali1563.
33
34config I2C_ALI15X3
35 tristate "ALI 15x3"
Jan Engelhardt16538e62007-05-01 23:26:34 +020036 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070037 help
38 If you say yes to this option, support will be included for the
39 Acer Labs Inc. (ALI) M1514 and M1543 motherboard I2C interfaces.
40
41 This driver can also be built as a module. If so, the module
42 will be called i2c-ali15x3.
43
44config I2C_AMD756
45 tristate "AMD 756/766/768/8111 and nVidia nForce"
Jan Engelhardt16538e62007-05-01 23:26:34 +020046 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070047 help
48 If you say yes to this option, support will be included for the AMD
49 756/766/768 mainboard I2C interfaces. The driver also includes
50 support for the first (SMBus 1.0) I2C interface of the AMD 8111 and
51 the nVidia nForce I2C interface.
52
53 This driver can also be built as a module. If so, the module
54 will be called i2c-amd756.
55
56config I2C_AMD756_S4882
57 tristate "SMBus multiplexing on the Tyan S4882"
Jean Delvaref1453ee2008-10-14 17:30:06 +020058 depends on I2C_AMD756 && X86 && EXPERIMENTAL
Linus Torvalds1da177e2005-04-16 15:20:36 -070059 help
60 Enabling this option will add specific SMBus support for the Tyan
61 S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed
62 over 8 different channels, where the various memory module EEPROMs
63 and temperature sensors live. Saying yes here will give you access
64 to these in addition to the trunk.
65
66 This driver can also be built as a module. If so, the module
67 will be called i2c-amd756-s4882.
68
69config I2C_AMD8111
70 tristate "AMD 8111"
Jan Engelhardt16538e62007-05-01 23:26:34 +020071 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070072 help
73 If you say yes to this option, support will be included for the
74 second (SMBus 2.0) AMD 8111 mainboard I2C interface.
75
76 This driver can also be built as a module. If so, the module
77 will be called i2c-amd8111.
78
Jean Delvaref5b728a2008-07-14 22:38:23 +020079config I2C_I801
Seth Heasley39376432010-03-02 12:23:39 +010080 tristate "Intel 82801 (ICH/PCH)"
Jean Delvaref5b728a2008-07-14 22:38:23 +020081 depends on PCI
Jean Delvare8eacfce2011-05-24 20:58:49 +020082 select CHECK_SIGNATURE if X86 && DMI
Jean Delvaref5b728a2008-07-14 22:38:23 +020083 help
84 If you say yes to this option, support will be included for the Intel
85 801 family of mainboard I2C interfaces. Specifically, the following
86 versions of the chipset are supported:
87 82801AA
88 82801AB
89 82801BA
90 82801CA/CAM
91 82801DB
92 82801EB/ER (ICH5/ICH5R)
93 6300ESB
94 ICH6
95 ICH7
96 ESB2
97 ICH8
98 ICH9
Seth Heasleycb04e952010-10-04 13:27:14 -070099 EP80579 (Tolapai)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200100 ICH10
Seth Heasleycb04e952010-10-04 13:27:14 -0700101 5/3400 Series (PCH)
Seth Heasley662cda82011-03-20 14:50:53 +0100102 6 Series (PCH)
Seth Heasleye30d9852010-10-31 21:06:59 +0100103 Patsburg (PCH)
Seth Heasley662cda82011-03-20 14:50:53 +0100104 DH89xxCC (PCH)
Seth Heasley6e2a8512011-05-24 20:58:49 +0200105 Panther Point (PCH)
Seth Heasley062737f2012-03-26 21:47:19 +0200106 Lynx Point (PCH)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200107
108 This driver can also be built as a module. If so, the module
109 will be called i2c-i801.
110
Alek Du5bc12002008-07-14 22:38:27 +0200111config I2C_ISCH
112 tristate "Intel SCH SMBus 1.0"
Randy Dunlap860fb8c2010-03-05 09:43:06 -0800113 depends on PCI
Denis Turischevfd46a002010-03-01 18:59:55 +0200114 select LPC_SCH
Alek Du5bc12002008-07-14 22:38:27 +0200115 help
116 Say Y here if you want to use SMBus controller on the Intel SCH
117 based systems.
118
119 This driver can also be built as a module. If so, the module
120 will be called i2c-isch.
121
Jean Delvaref5b728a2008-07-14 22:38:23 +0200122config I2C_PIIX4
Crane Cai76b3e282009-09-18 22:45:50 +0200123 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200124 depends on PCI
125 help
126 If you say yes to this option, support will be included for the Intel
127 PIIX4 family of mainboard I2C interfaces. Specifically, the following
128 versions of the chipset are supported (note that Serverworks is part
129 of Broadcom):
130 Intel PIIX4
131 Intel 440MX
132 ATI IXP200
133 ATI IXP300
134 ATI IXP400
135 ATI SB600
Andrew Armenia2a2f7402012-07-24 14:13:57 +0200136 ATI SB700/SP5100
Jean Delvaref5b728a2008-07-14 22:38:23 +0200137 ATI SB800
Crane Cai3806e94b2009-11-07 13:10:46 +0100138 AMD Hudson-2
Jean Delvaref5b728a2008-07-14 22:38:23 +0200139 Serverworks OSB4
140 Serverworks CSB5
141 Serverworks CSB6
142 Serverworks HT-1000
Flavio Leitner506a8b62009-03-28 21:34:46 +0100143 Serverworks HT-1100
Jean Delvaref5b728a2008-07-14 22:38:23 +0200144 SMSC Victory66
145
Andrew Armenia2a2f7402012-07-24 14:13:57 +0200146 Some AMD chipsets contain two PIIX4-compatible SMBus
147 controllers. This driver will attempt to use both controllers
148 on the SB700/SP5100, if they have been initialized by the BIOS.
149
Jean Delvaref5b728a2008-07-14 22:38:23 +0200150 This driver can also be built as a module. If so, the module
151 will be called i2c-piix4.
152
153config I2C_NFORCE2
154 tristate "Nvidia nForce2, nForce3 and nForce4"
155 depends on PCI
156 help
157 If you say yes to this option, support will be included for the Nvidia
158 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
159
160 This driver can also be built as a module. If so, the module
161 will be called i2c-nforce2.
162
163config I2C_NFORCE2_S4985
164 tristate "SMBus multiplexing on the Tyan S4985"
Jean Delvaref1453ee2008-10-14 17:30:06 +0200165 depends on I2C_NFORCE2 && X86 && EXPERIMENTAL
Jean Delvaref5b728a2008-07-14 22:38:23 +0200166 help
167 Enabling this option will add specific SMBus support for the Tyan
168 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
169 over 4 different channels, where the various memory module EEPROMs
170 live. Saying yes here will give you access to these in addition
171 to the trunk.
172
173 This driver can also be built as a module. If so, the module
174 will be called i2c-nforce2-s4985.
175
176config I2C_SIS5595
177 tristate "SiS 5595"
178 depends on PCI
179 help
180 If you say yes to this option, support will be included for the
181 SiS5595 SMBus (a subset of I2C) interface.
182
183 This driver can also be built as a module. If so, the module
184 will be called i2c-sis5595.
185
186config I2C_SIS630
187 tristate "SiS 630/730"
188 depends on PCI
189 help
190 If you say yes to this option, support will be included for the
191 SiS630 and SiS730 SMBus (a subset of I2C) interface.
192
193 This driver can also be built as a module. If so, the module
194 will be called i2c-sis630.
195
196config I2C_SIS96X
197 tristate "SiS 96x"
198 depends on PCI
199 help
200 If you say yes to this option, support will be included for the SiS
201 96x SMBus (a subset of I2C) interfaces. Specifically, the following
202 chipsets are supported:
203 645/961
204 645DX/961
205 645DX/962
206 648/961
207 650/961
208 735
209 745
210
211 This driver can also be built as a module. If so, the module
212 will be called i2c-sis96x.
213
214config I2C_VIA
215 tristate "VIA VT82C586B"
216 depends on PCI && EXPERIMENTAL
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
222 This driver can also be built as a module. If so, the module
223 will be called i2c-via.
224
225config I2C_VIAPRO
Harald Weltea2315912009-06-15 18:01:49 +0200226 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200227 depends on PCI
228 help
229 If you say yes to this option, support will be included for the VIA
230 VT82C596 and later SMBus interface. Specifically, the following
231 chipsets are supported:
232 VT82C596A/B
233 VT82C686A/B
234 VT8231
235 VT8233/A
236 VT8235
237 VT8237R/A/S
238 VT8251
239 CX700
Harald Weltea2315912009-06-15 18:01:49 +0200240 VX800/VX820
241 VX855/VX875
Jean Delvaref5b728a2008-07-14 22:38:23 +0200242
243 This driver can also be built as a module. If so, the module
244 will be called i2c-viapro.
245
Jean Delvarecfd550e2009-09-18 22:45:52 +0200246if ACPI
247
248comment "ACPI drivers"
249
250config I2C_SCMI
251 tristate "SMBus Control Method Interface"
252 help
253 This driver supports the SMBus Control Method Interface. It needs the
254 BIOS to declare ACPI control methods as described in the SMBus Control
255 Method Interface specification.
256
257 To compile this driver as a module, choose M here:
258 the module will be called i2c-scmi.
259
260endif # ACPI
261
Jean Delvaref5b728a2008-07-14 22:38:23 +0200262comment "Mac SMBus host controller drivers"
263 depends on PPC_CHRP || PPC_PMAC
264
265config I2C_HYDRA
266 tristate "CHRP Apple Hydra Mac I/O I2C interface"
267 depends on PCI && PPC_CHRP && EXPERIMENTAL
268 select I2C_ALGOBIT
269 help
270 This supports the use of the I2C interface in the Apple Hydra Mac
271 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
272 have such a machine.
273
274 This support is also available as a module. If so, the module
275 will be called i2c-hydra.
276
277config I2C_POWERMAC
278 tristate "Powermac I2C interface"
279 depends on PPC_PMAC
280 default y
281 help
282 This exposes the various PowerMac i2c interfaces to the linux i2c
283 layer and to userland. It is used by various drivers on the PowerMac
284 platform, and should generally be enabled.
285
286 This support is also available as a module. If so, the module
287 will be called i2c-powermac.
288
289comment "I2C system bus drivers (mostly embedded / system-on-chip)"
290
Andrew Victor813e30e2006-12-10 21:21:30 +0100291config I2C_AT91
292 tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
Nikolaus Vossfac368a2011-11-08 11:49:46 +0100293 depends on ARCH_AT91 && EXPERIMENTAL
Andrew Victor813e30e2006-12-10 21:21:30 +0100294 help
295 This supports the use of the I2C interface on Atmel AT91
296 processors.
297
Nikolaus Vossfac368a2011-11-08 11:49:46 +0100298 A serious problem is that there is no documented way to issue
299 repeated START conditions for more than two messages, as needed
David Brownell24d0fb42007-10-13 23:56:32 +0200300 to support combined I2C messages. Use the i2c-gpio driver
Nikolaus Vossfac368a2011-11-08 11:49:46 +0100301 unless your system can cope with this limitation.
302
303 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
304 don't have clock stretching in transmission mode. For that reason,
305 you can encounter underrun issues causing premature stop sendings if
306 the latency to fill the transmission register is too long. If you
307 are facing this situation, use the i2c-gpio driver.
David Brownell24d0fb42007-10-13 23:56:32 +0200308
Linus Torvalds1da177e2005-04-16 15:20:36 -0700309config I2C_AU1550
Manuel Lauss809f36c2011-11-01 20:03:30 +0100310 tristate "Au1550/Au1200/Au1300 SMBus interface"
Manuel Lauss3766386032011-08-12 11:39:45 +0200311 depends on MIPS_ALCHEMY
Linus Torvalds1da177e2005-04-16 15:20:36 -0700312 help
313 If you say yes to this option, support will be included for the
Manuel Lauss809f36c2011-11-01 20:03:30 +0100314 Au1550/Au1200/Au1300 SMBus interface.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700315
316 This driver can also be built as a module. If so, the module
317 will be called i2c-au1550.
318
Bryan Wud24ecfc2007-05-01 23:26:32 +0200319config I2C_BLACKFIN_TWI
320 tristate "Blackfin TWI I2C support"
Bryan Wud4ce2202008-04-22 22:16:48 +0200321 depends on BLACKFIN
Mike Frysinger4d2bee52008-07-14 22:38:22 +0200322 depends on !BF561 && !BF531 && !BF532 && !BF533
Bryan Wud24ecfc2007-05-01 23:26:32 +0200323 help
Mike Frysinger4d2bee52008-07-14 22:38:22 +0200324 This is the I2C bus driver for Blackfin on-chip TWI interface.
Bryan Wud4ce2202008-04-22 22:16:48 +0200325
Bryan Wud24ecfc2007-05-01 23:26:32 +0200326 This driver can also be built as a module. If so, the module
327 will be called i2c-bfin-twi.
328
329config I2C_BLACKFIN_TWI_CLK_KHZ
330 int "Blackfin TWI I2C clock (kHz)"
331 depends on I2C_BLACKFIN_TWI
Michael Hennerich9528d1c2009-05-18 08:14:41 -0400332 range 21 400
Bryan Wud24ecfc2007-05-01 23:26:32 +0200333 default 50
334 help
335 The unit of the TWI clock is kHz.
336
Jochen Friedrich61045db2008-07-14 22:38:27 +0200337config I2C_CPM
338 tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
339 depends on (CPM1 || CPM2) && OF_I2C
340 help
341 This supports the use of the I2C interface on Freescale
342 processors with CPM1 or CPM2.
343
344 This driver can also be built as a module. If so, the module
345 will be called i2c-cpm.
346
Vladimir Barinov95a7f102007-10-13 23:56:30 +0200347config I2C_DAVINCI
348 tristate "DaVinci I2C driver"
349 depends on ARCH_DAVINCI
350 help
351 Support for TI DaVinci I2C controller driver.
352
353 This driver can also be built as a module. If so, the module
354 will be called i2c-davinci.
355
356 Please note that this driver might be needed to bring up other
357 devices such as DaVinci NIC.
358 For details please see http://www.ti.com/davinci
359
Dirk Brandewie2373f6b2011-10-29 10:57:23 +0100360config I2C_DESIGNWARE_PLATFORM
Masanari Iida6b2aac42012-04-14 00:14:11 +0900361 tristate "Synopsys DesignWare Platform"
Ingo Molnar47749b12009-06-25 08:27:14 +0200362 depends on HAVE_CLK
Baruch Siach1ab52cf2009-06-22 16:36:29 +0300363 help
364 If you say yes to this option, support will be included for the
365 Synopsys DesignWare I2C adapter. Only master mode is supported.
366
367 This driver can also be built as a module. If so, the module
Dirk Brandewie2373f6b2011-10-29 10:57:23 +0100368 will be called i2c-designware-platform.
Baruch Siach1ab52cf2009-06-22 16:36:29 +0300369
Dirk Brandewiefe20ff52011-10-06 11:26:35 -0700370config I2C_DESIGNWARE_PCI
371 tristate "Synopsys DesignWare PCI"
372 depends on PCI
373 help
374 If you say yes to this option, support will be included for the
375 Synopsys DesignWare I2C adapter. Only master mode is supported.
376
377 This driver can also be built as a module. If so, the module
378 will be called i2c-designware-pci.
Paul Mundt4ad48e62008-10-14 17:30:03 +0200379
Jayachandran C3e1b76b2012-01-23 18:01:29 +0530380config I2C_EG20T
381 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
382 depends on PCI
383 help
384 This driver is for PCH(Platform controller Hub) I2C of EG20T which
385 is an IOH(Input/Output Hub) for x86 embedded processor.
386 This driver can access PCH I2C bus device.
387
388 This driver also can be used for LAPIS Semiconductor IOH(Input/
389 Output Hub), ML7213, ML7223 and ML7831.
390 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
391 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
392 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
393 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
394
Haavard Skinnemoen1c23af92007-05-01 23:26:34 +0200395config I2C_GPIO
396 tristate "GPIO-based bitbanging I2C"
397 depends on GENERIC_GPIO
398 select I2C_ALGOBIT
399 help
400 This is a very simple bitbanging I2C driver utilizing the
401 arch-neutral GPIO API to control the SCL and SDA lines.
402
Paul Mundt4ad48e62008-10-14 17:30:03 +0200403config I2C_HIGHLANDER
404 tristate "Highlander FPGA SMBus interface"
405 depends on SH_HIGHLANDER
406 help
407 If you say yes to this option, support will be included for
408 the SMBus interface located in the FPGA on various Highlander
409 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
410 FPGAs. This is wholly unrelated to the SoC I2C.
411
412 This driver can also be built as a module. If so, the module
413 will be called i2c-highlander.
414
Linus Torvalds1da177e2005-04-16 15:20:36 -0700415config I2C_IBM_IIC
416 tristate "IBM PPC 4xx on-chip I2C interface"
Sean MacLennan838349b2008-04-22 22:16:47 +0200417 depends on 4xx
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418 help
Wolfram Sang4c03f682008-04-22 22:16:47 +0200419 Say Y here if you want to use IIC peripheral found on
420 embedded IBM PPC 4xx based systems.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700421
422 This driver can also be built as a module. If so, the module
423 will be called i2c-ibm_iic.
424
Darius Augulisaa11e382009-01-30 10:32:28 +0200425config I2C_IMX
426 tristate "IMX I2C interface"
427 depends on ARCH_MXC
428 help
429 Say Y here if you want to use the IIC bus controller on
430 the Freescale i.MX/MXC processors.
431
432 This driver can also be built as a module. If so, the module
433 will be called i2c-imx.
434
Alan Coxaa62f852010-10-27 12:44:03 +0100435config I2C_INTEL_MID
436 tristate "Intel Moorestown/Medfield Platform I2C controller"
Randy Dunlap9cc11de2010-10-29 13:37:09 -0700437 depends on PCI
Alan Coxaa62f852010-10-27 12:44:03 +0100438 help
439 Say Y here if you have an Intel Moorestown/Medfield platform I2C
440 controller.
441
442 This support is also available as a module. If so, the module
443 will be called i2c-intel-mid.
444
Linus Torvalds1da177e2005-04-16 15:20:36 -0700445config I2C_IOP3XX
Dan Williams285f5fa2006-12-07 02:59:39 +0100446 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200447 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
Linus Torvalds1da177e2005-04-16 15:20:36 -0700448 help
449 Say Y here if you want to use the IIC bus controller on
Dan Williams285f5fa2006-12-07 02:59:39 +0100450 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700451
452 This driver can also be built as a module. If so, the module
453 will be called i2c-iop3xx.
454
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455config I2C_MPC
Wolfgang Grandeggerf00d7382010-02-17 11:19:19 +0100456 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
Kumar Gala0724d462011-03-15 11:02:43 -0500457 depends on PPC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700458 help
459 If you say yes to this option, support will be included for the
Wolfgang Grandeggerf00d7382010-02-17 11:19:19 +0100460 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
461 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700462
463 This driver can also be built as a module. If so, the module
464 will be called i2c-mpc.
465
Jean Delvaref5b728a2008-07-14 22:38:23 +0200466config I2C_MV64XXX
467 tristate "Marvell mv64xxx I2C Controller"
Wolfram Sang097df402012-07-12 15:56:53 +0200468 depends on (MV64X60 || PLAT_ORION)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700469 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200470 If you say yes to this option, support will be included for the
471 built-in I2C interface on the Marvell 64xxx line of host bridges.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700472
473 This driver can also be built as a module. If so, the module
Jean Delvaref5b728a2008-07-14 22:38:23 +0200474 will be called i2c-mv64xxx.
Jean Delvare279e9022008-07-14 22:38:21 +0200475
Wolfram Sanga8da7fe2011-02-16 13:39:16 +0100476config I2C_MXS
477 tristate "Freescale i.MX28 I2C interface"
478 depends on SOC_IMX28
Wolfram Sang6b866c12011-08-31 20:37:50 +0200479 select STMP_DEVICE
Wolfram Sanga8da7fe2011-02-16 13:39:16 +0100480 help
481 Say Y here if you want to use the I2C bus controller on
482 the Freescale i.MX28 processors.
483
484 This driver can also be built as a module. If so, the module
485 will be called i2c-mxs.
486
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530487config I2C_NOMADIK
488 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
Alessandro Rubini419408e2012-06-11 22:56:49 +0200489 depends on ARM_AMBA
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530490 help
491 If you say yes to this option, support will be included for the
Alessandro Rubini419408e2012-06-11 22:56:49 +0200492 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
493 as well as the STA2X11 PCIe I/O HUB.
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530494
Wan ZongShunededad32010-06-25 13:43:07 +0800495config I2C_NUC900
496 tristate "NUC900 I2C Driver"
497 depends on ARCH_W90X900
498 help
499 Say Y here to include support for I2C controller in the
500 Winbond/Nuvoton NUC900 based System-on-Chip devices.
501
Peter Korsgaard18f98b12006-06-04 20:01:08 +0200502config I2C_OCORES
503 tristate "OpenCores I2C Controller"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200504 depends on EXPERIMENTAL
Peter Korsgaard18f98b12006-06-04 20:01:08 +0200505 help
506 If you say yes to this option, support will be included for the
507 OpenCores I2C controller. For details see
508 http://www.opencores.org/projects.cgi/web/i2c/overview
509
510 This driver can also be built as a module. If so, the module
511 will be called i2c-ocores.
512
Komal Shah010d442c42006-08-13 23:44:09 +0200513config I2C_OMAP
514 tristate "OMAP I2C adapter"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200515 depends on ARCH_OMAP
Komal Shah010d442c42006-08-13 23:44:09 +0200516 default y if MACH_OMAP_H3 || MACH_OMAP_OSK
517 help
518 If you say yes to this option, support will be included for the
519 I2C interface on the Texas Instruments OMAP1/2 family of processors.
520 Like OMAP1510/1610/1710/5912 and OMAP242x.
521 For details see http://www.ti.com/omap.
522
Jean Delvaref5b728a2008-07-14 22:38:23 +0200523config I2C_PASEMI
524 tristate "PA Semi SMBus interface"
525 depends on PPC_PASEMI && PCI
526 help
527 Supports the PA Semi PWRficient on-chip SMBus interfaces.
528
Wolfram Sang35bfc352010-06-03 11:33:56 +0200529config I2C_PCA_PLATFORM
530 tristate "PCA9564/PCA9665 as platform device"
531 select I2C_ALGOPCA
532 default n
533 help
534 This driver supports a memory mapped Philips PCA9564/PCA9665
535 parallel bus to I2C bus controller.
536
537 This driver can also be built as a module. If so, the module
538 will be called i2c-pca-platform.
539
540config I2C_PMCMSP
541 tristate "PMC MSP I2C TWI Controller"
542 depends on PMC_MSP
543 help
544 This driver supports the PMC TWI controller on MSP devices.
545
546 This driver can also be built as module. If so, the module
547 will be called i2c-pmcmsp.
548
Jean Delvaref5b728a2008-07-14 22:38:23 +0200549config I2C_PNX
Kevin Wellsc1151672010-08-05 15:40:17 -0700550 tristate "I2C bus support for Philips PNX and NXP LPC targets"
551 depends on ARCH_PNX4008 || ARCH_LPC32XX
Jean Delvaref5b728a2008-07-14 22:38:23 +0200552 help
553 This driver supports the Philips IP3204 I2C IP block master and/or
554 slave controller
555
556 This driver can also be built as a module. If so, the module
557 will be called i2c-pnx.
558
GuanXuetaod10e4a62011-02-26 21:29:29 +0800559config I2C_PUV3
560 tristate "PKUnity v3 I2C bus support"
561 depends on UNICORE32 && ARCH_PUV3
562 select I2C_ALGOBIT
563 help
564 This driver supports the I2C IP inside the PKUnity-v3 SoC.
565 This I2C bus controller is under AMBA/AXI bus.
566
567 This driver can also be built as a module. If so, the module
568 will be called i2c-puv3.
569
Jean Delvaref5b728a2008-07-14 22:38:23 +0200570config I2C_PXA
Haojian Zhuangd7c46dd2009-09-04 17:37:17 +0800571 tristate "Intel PXA2XX I2C adapter"
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100572 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200573 help
574 If you have devices in the PXA I2C bus, say yes to this option.
575 This driver can also be built as a module. If so, the module
576 will be called i2c-pxa.
577
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100578config I2C_PXA_PCI
579 def_bool I2C_PXA && X86_32 && PCI && OF
580
Jean Delvaref5b728a2008-07-14 22:38:23 +0200581config I2C_PXA_SLAVE
582 bool "Intel PXA2XX I2C Slave comms support"
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100583 depends on I2C_PXA && !X86_32
Jean Delvaref5b728a2008-07-14 22:38:23 +0200584 help
585 Support I2C slave mode communications on the PXA I2C bus. This
586 is necessary for systems where the PXA may be a target on the
587 I2C bus.
588
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900589config HAVE_S3C2410_I2C
590 bool
591 help
592 This will include I2C support for Samsung SoCs. If you want to
593 include I2C support for any machine, kindly select this in the
594 respective Kconfig file.
595
Jean Delvaref5b728a2008-07-14 22:38:23 +0200596config I2C_S3C2410
597 tristate "S3C2410 I2C Driver"
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900598 depends on HAVE_S3C2410_I2C
Jean Delvaref5b728a2008-07-14 22:38:23 +0200599 help
600 Say Y here to include support for I2C controller in the
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900601 Samsung SoCs.
Jean Delvaref5b728a2008-07-14 22:38:23 +0200602
Oskar Schirmerb486ddb2009-04-02 13:19:07 +0200603config I2C_S6000
604 tristate "S6000 I2C support"
605 depends on XTENSA_VARIANT_S6000
606 help
607 This driver supports the on chip I2C device on the
608 S6000 xtensa processor family.
609
610 To compile this driver as a module, choose M here. The module
611 will be called i2c-s6000.
612
Jean Delvaref5b728a2008-07-14 22:38:23 +0200613config I2C_SH7760
614 tristate "Renesas SH7760 I2C Controller"
615 depends on CPU_SUBTYPE_SH7760
616 help
617 This driver supports the 2 I2C interfaces on the Renesas SH7760.
618
619 This driver can also be built as a module. If so, the module
620 will be called i2c-sh7760.
621
622config I2C_SH_MOBILE
623 tristate "SuperH Mobile I2C Controller"
Magnus Damm0924fad2010-03-11 10:06:15 +0000624 depends on SUPERH || ARCH_SHMOBILE
Jean Delvaref5b728a2008-07-14 22:38:23 +0200625 help
626 If you say yes to this option, support will be included for the
627 built-in I2C interface on the Renesas SH-Mobile processor.
628
629 This driver can also be built as a module. If so, the module
630 will be called i2c-sh_mobile.
631
632config I2C_SIMTEC
633 tristate "Simtec Generic I2C interface"
634 select I2C_ALGOBIT
635 help
636 If you say yes to this option, support will be included for
637 the Simtec Generic I2C interface. This driver is for the
638 simple I2C bus used on newer Simtec products for general
639 I2C, such as DDC on the Simtec BBD2016A.
640
641 This driver can also be built as a module. If so, the module
642 will be called i2c-simtec.
643
Zhiwu Song979b9072012-02-08 23:28:35 +0800644config I2C_SIRF
645 tristate "CSR SiRFprimaII I2C interface"
646 depends on ARCH_PRIMA2
647 help
648 If you say yes to this option, support will be included for the
649 CSR SiRFprimaII I2C interface.
650
651 This driver can also be built as a module. If so, the module
652 will be called i2c-sirf.
653
Linus Walleij18904c02009-06-13 21:51:34 +0200654config I2C_STU300
655 tristate "ST Microelectronics DDC I2C interface"
Linus Walleij4eaad8a2009-06-15 00:30:18 +0200656 depends on MACH_U300
Linus Walleij18904c02009-06-13 21:51:34 +0200657 default y if MACH_U300
658 help
659 If you say yes to this option, support will be included for the
660 I2C interface from ST Microelectronics simply called "DDC I2C"
661 supporting both I2C and DDC, used in e.g. the U300 series
662 mobile platforms.
663
664 This driver can also be built as a module. If so, the module
665 will be called i2c-stu300.
666
Colin Crossdb811ca2011-02-20 17:14:21 -0800667config I2C_TEGRA
668 tristate "NVIDIA Tegra internal I2C controller"
669 depends on ARCH_TEGRA
670 help
671 If you say yes to this option, support will be included for the
672 I2C controller embedded in NVIDIA Tegra SOCs
673
Jean Delvaref5b728a2008-07-14 22:38:23 +0200674config I2C_VERSATILE
675 tristate "ARM Versatile/Realview I2C bus support"
Russell Kingceade892010-02-11 21:44:53 +0000676 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
Jean Delvaref5b728a2008-07-14 22:38:23 +0200677 select I2C_ALGOBIT
678 help
679 Say yes if you want to support the I2C serial bus on ARMs Versatile
680 range of platforms.
681
682 This driver can also be built as a module. If so, the module
683 will be called i2c-versatile.
684
Rade Bozic85660f42010-01-28 12:47:07 -0800685config I2C_OCTEON
686 tristate "Cavium OCTEON I2C bus support"
687 depends on CPU_CAVIUM_OCTEON
688 help
689 Say yes if you want to support the I2C serial bus on Cavium
690 OCTEON SOC.
691
692 This driver can also be built as a module. If so, the module
693 will be called i2c-octeon.
694
Richard Röjforse1d5b652010-02-11 10:42:00 +0100695config I2C_XILINX
696 tristate "Xilinx I2C Controller"
697 depends on EXPERIMENTAL && HAS_IOMEM
698 help
699 If you say yes to this option, support will be included for the
700 Xilinx I2C controller.
701
702 This driver can also be built as a module. If so, the module
703 will be called xilinx_i2c.
704
Ganesan Ramalingam401c3432012-01-27 14:15:37 +0530705config I2C_XLR
706 tristate "XLR I2C support"
707 depends on CPU_XLR
708 help
709 This driver enables support for the on-chip I2C interface of
710 the Netlogic XLR/XLS MIPS processors.
711
712 This driver can also be built as a module. If so, the module
713 will be called i2c-xlr.
714
Jean Delvaref5b728a2008-07-14 22:38:23 +0200715comment "External I2C/SMBus adapter drivers"
716
Guenter Roeck335d7c52011-01-26 11:45:49 -0800717config I2C_DIOLAN_U2C
718 tristate "Diolan U2C-12 USB adapter"
719 depends on USB
720 help
721 If you say yes to this option, support will be included for Diolan
722 U2C-12, a USB to I2C interface.
723
724 This driver can also be built as a module. If so, the module
725 will be called i2c-diolan-u2c.
726
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727config I2C_PARPORT
728 tristate "Parallel port adapter"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200729 depends on PARPORT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700730 select I2C_ALGOBIT
Jean Delvare35859252010-03-02 12:23:44 +0100731 select I2C_SMBUS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700732 help
733 This supports parallel port I2C adapters such as the ones made by
734 Philips or Velleman, Analog Devices evaluation boards, and more.
735 Basically any adapter using the parallel port as an I2C bus with
736 no extra chipset is supported by this driver, or could be.
737
738 This driver is a replacement for (and was inspired by) an older
739 driver named i2c-philips-par. The new driver supports more devices,
740 and makes it easier to add support for new devices.
Mark M. Hoffmane97b81d2006-03-23 16:50:25 +0100741
742 An adapter type parameter is now mandatory. Please read the file
743 Documentation/i2c/busses/i2c-parport for details.
744
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745 Another driver exists, named i2c-parport-light, which doesn't depend
746 on the parport driver. This is meant for embedded systems. Don't say
747 Y here if you intend to say Y or M there.
748
Wolfram Sang4c03f682008-04-22 22:16:47 +0200749 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700750 will be called i2c-parport.
751
752config I2C_PARPORT_LIGHT
753 tristate "Parallel port adapter (light)"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700754 select I2C_ALGOBIT
Jean Delvare927ab2f2010-03-02 12:23:45 +0100755 select I2C_SMBUS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700756 help
757 This supports parallel port I2C adapters such as the ones made by
758 Philips or Velleman, Analog Devices evaluation boards, and more.
759 Basically any adapter using the parallel port as an I2C bus with
760 no extra chipset is supported by this driver, or could be.
761
762 This driver is a light version of i2c-parport. It doesn't depend
763 on the parport driver, and uses direct I/O access instead. This
Matt LaPlante09509602006-10-03 22:31:37 +0200764 might be preferred on embedded systems where wasting memory for
Linus Torvalds1da177e2005-04-16 15:20:36 -0700765 the clean but heavy parport handling is not an option. The
766 drawback is a reduced portability and the impossibility to
Matt LaPlante09509602006-10-03 22:31:37 +0200767 daisy-chain other parallel port devices.
Wolfram Sang4c03f682008-04-22 22:16:47 +0200768
Linus Torvalds1da177e2005-04-16 15:20:36 -0700769 Don't say Y here if you said Y or M to i2c-parport. Saying M to
770 both is possible but both modules should not be loaded at the same
771 time.
772
Wolfram Sang4c03f682008-04-22 22:16:47 +0200773 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700774 will be called i2c-parport-light.
775
Jean Delvaref5b728a2008-07-14 22:38:23 +0200776config I2C_TAOS_EVM
777 tristate "TAOS evaluation module"
778 depends on EXPERIMENTAL
779 select SERIO
780 select SERIO_SERPORT
781 default n
Olof Johanssonbeb58aa2007-02-13 22:09:03 +0100782 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200783 This supports TAOS evaluation modules on serial port. In order to
784 use this driver, you will need the inputattach tool, which is part
785 of the input-utils package.
Olof Johanssonbeb58aa2007-02-13 22:09:03 +0100786
Jean Delvaref5b728a2008-07-14 22:38:23 +0200787 If unsure, say N.
788
789 This support is also available as a module. If so, the module
790 will be called i2c-taos-evm.
791
792config I2C_TINY_USB
793 tristate "Tiny-USB adapter"
794 depends on USB
Linus Torvalds1da177e2005-04-16 15:20:36 -0700795 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200796 If you say yes to this option, support will be included for the
797 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
798 http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
799
800 This driver can also be built as a module. If so, the module
801 will be called i2c-tiny-usb.
802
Jean Delvaref5b728a2008-07-14 22:38:23 +0200803comment "Other I2C/SMBus bus drivers"
804
805config I2C_ACORN
806 tristate "Acorn IOC/IOMD I2C bus support"
807 depends on ARCH_ACORN
808 default y
809 select I2C_ALGOBIT
810 help
811 Say yes if you want to support the I2C bus on Acorn platforms.
812
813 If you don't know, say Y.
814
815config I2C_ELEKTOR
816 tristate "Elektor ISA card"
Geert Uytterhoeven95192822011-10-30 13:47:24 +0100817 depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
Jean Delvaref5b728a2008-07-14 22:38:23 +0200818 select I2C_ALGOPCF
819 help
820 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
821 such an adapter.
822
823 This support is also available as a module. If so, the module
824 will be called i2c-elektor.
825
826config I2C_PCA_ISA
Marco Aurelio da Costaeff9ec92009-03-28 21:34:44 +0100827 tristate "PCA9564/PCA9665 on an ISA bus"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200828 depends on ISA
829 select I2C_ALGOPCA
830 default n
831 help
Marco Aurelio da Costaeff9ec92009-03-28 21:34:44 +0100832 This driver supports ISA boards using the Philips PCA9564/PCA9665
Jean Delvaref5b728a2008-07-14 22:38:23 +0200833 parallel bus to I2C bus controller.
834
835 This driver can also be built as a module. If so, the module
836 will be called i2c-pca-isa.
837
838 This device is almost undetectable and using this driver on a
839 system which doesn't have this device will result in long
840 delays when I2C/SMBus chip drivers are loaded (e.g. at boot
841 time). If unsure, say N.
842
Linus Torvalds1da177e2005-04-16 15:20:36 -0700843config I2C_SIBYTE
844 tristate "SiByte SMBus interface"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200845 depends on SIBYTE_SB1xxx_SOC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700846 help
847 Supports the SiByte SOC on-chip I2C interfaces (2 channels).
848
Jean Delvaref5b728a2008-07-14 22:38:23 +0200849config I2C_STUB
850 tristate "I2C/SMBus Test Stub"
851 depends on EXPERIMENTAL && m
852 default 'n'
Ben Dooksbcda9f12007-05-01 23:26:34 +0200853 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200854 This module may be useful to developers of SMBus client drivers,
855 especially for certain kinds of sensor chips.
Ben Dooksbcda9f12007-05-01 23:26:34 +0200856
Jean Delvaref5b728a2008-07-14 22:38:23 +0200857 If you do build this module, be sure to read the notes and warnings
858 in <file:Documentation/i2c/i2c-stub>.
859
860 If you don't know what to do here, definitely say N.
Ben Dooksbcda9f12007-05-01 23:26:34 +0200861
Linus Torvalds1da177e2005-04-16 15:20:36 -0700862config SCx200_I2C
Jean Delvare11de70b2007-05-01 23:26:34 +0200863 tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200864 depends on SCx200_GPIO
Linus Torvalds1da177e2005-04-16 15:20:36 -0700865 select I2C_ALGOBIT
866 help
867 Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
868
869 If you don't know what to do here, say N.
870
Wolfram Sang4c03f682008-04-22 22:16:47 +0200871 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700872 will be called scx200_i2c.
873
Jean Delvare11de70b2007-05-01 23:26:34 +0200874 This driver is deprecated and will be dropped soon. Use i2c-gpio
875 (or scx200_acb) instead.
876
Linus Torvalds1da177e2005-04-16 15:20:36 -0700877config SCx200_I2C_SCL
878 int "GPIO pin used for SCL"
879 depends on SCx200_I2C
880 default "12"
881 help
882 Enter the GPIO pin number used for the SCL signal. This value can
883 also be specified with a module parameter.
884
885config SCx200_I2C_SDA
886 int "GPIO pin used for SDA"
887 depends on SCx200_I2C
888 default "13"
889 help
890 Enter the GPIO pin number used for the SSA signal. This value can
891 also be specified with a module parameter.
892
893config SCx200_ACB
Ben Gardnera417bbd2006-01-18 22:53:09 +0100894 tristate "Geode ACCESS.bus support"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200895 depends on X86_32 && PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -0700896 help
Ben Gardnera417bbd2006-01-18 22:53:09 +0100897 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
898 SC1100 processors and the CS5535 and CS5536 Geode companion devices.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700899
900 If you don't know what to do here, say N.
901
Wolfram Sang4c03f682008-04-22 22:16:47 +0200902 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700903 will be called scx200_acb.
904
Linus Torvalds1da177e2005-04-16 15:20:36 -0700905endmenu