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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
2# Sensor device configuration
3#
4
5menu "I2C Hardware Bus support"
Peter Huewe3ddb59d2012-10-05 22:23:52 +02006 depends on HAS_IOMEM
Linus Torvalds1da177e2005-04-16 15:20:36 -07007
Jean Delvaref5b728a2008-07-14 22:38:23 +02008comment "PC SMBus host controller drivers"
9 depends on PCI
10
Linus Torvalds1da177e2005-04-16 15:20:36 -070011config I2C_ALI1535
12 tristate "ALI 1535"
Jan Engelhardt16538e62007-05-01 23:26:34 +020013 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070014 help
15 If you say yes to this option, support will be included for the SMB
16 Host controller on Acer Labs Inc. (ALI) M1535 South Bridges. The SMB
17 controller is part of the 7101 device, which is an ACPI-compliant
18 Power Management Unit (PMU).
19
20 This driver can also be built as a module. If so, the module
21 will be called i2c-ali1535.
22
23config I2C_ALI1563
24 tristate "ALI 1563"
Jan Engelhardt16538e62007-05-01 23:26:34 +020025 depends on PCI && EXPERIMENTAL
Linus Torvalds1da177e2005-04-16 15:20:36 -070026 help
27 If you say yes to this option, support will be included for the SMB
28 Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB
29 controller is part of the 7101 device, which is an ACPI-compliant
30 Power Management Unit (PMU).
31
32 This driver can also be built as a module. If so, the module
33 will be called i2c-ali1563.
34
35config I2C_ALI15X3
36 tristate "ALI 15x3"
Jan Engelhardt16538e62007-05-01 23:26:34 +020037 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070038 help
39 If you say yes to this option, support will be included for the
40 Acer Labs Inc. (ALI) M1514 and M1543 motherboard I2C interfaces.
41
42 This driver can also be built as a module. If so, the module
43 will be called i2c-ali15x3.
44
45config I2C_AMD756
46 tristate "AMD 756/766/768/8111 and nVidia nForce"
Jan Engelhardt16538e62007-05-01 23:26:34 +020047 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070048 help
49 If you say yes to this option, support will be included for the AMD
50 756/766/768 mainboard I2C interfaces. The driver also includes
51 support for the first (SMBus 1.0) I2C interface of the AMD 8111 and
52 the nVidia nForce I2C interface.
53
54 This driver can also be built as a module. If so, the module
55 will be called i2c-amd756.
56
57config I2C_AMD756_S4882
58 tristate "SMBus multiplexing on the Tyan S4882"
Jean Delvaref1453ee2008-10-14 17:30:06 +020059 depends on I2C_AMD756 && X86 && EXPERIMENTAL
Linus Torvalds1da177e2005-04-16 15:20:36 -070060 help
61 Enabling this option will add specific SMBus support for the Tyan
62 S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed
63 over 8 different channels, where the various memory module EEPROMs
64 and temperature sensors live. Saying yes here will give you access
65 to these in addition to the trunk.
66
67 This driver can also be built as a module. If so, the module
68 will be called i2c-amd756-s4882.
69
70config I2C_AMD8111
71 tristate "AMD 8111"
Jan Engelhardt16538e62007-05-01 23:26:34 +020072 depends on PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -070073 help
74 If you say yes to this option, support will be included for the
75 second (SMBus 2.0) AMD 8111 mainboard I2C interface.
76
77 This driver can also be built as a module. If so, the module
78 will be called i2c-amd8111.
79
Jean Delvaref5b728a2008-07-14 22:38:23 +020080config I2C_I801
Seth Heasley39376432010-03-02 12:23:39 +010081 tristate "Intel 82801 (ICH/PCH)"
Jean Delvaref5b728a2008-07-14 22:38:23 +020082 depends on PCI
Jean Delvare8eacfce2011-05-24 20:58:49 +020083 select CHECK_SIGNATURE if X86 && DMI
Jean Delvaref5b728a2008-07-14 22:38:23 +020084 help
85 If you say yes to this option, support will be included for the Intel
86 801 family of mainboard I2C interfaces. Specifically, the following
87 versions of the chipset are supported:
88 82801AA
89 82801AB
90 82801BA
91 82801CA/CAM
92 82801DB
93 82801EB/ER (ICH5/ICH5R)
94 6300ESB
95 ICH6
96 ICH7
97 ESB2
98 ICH8
99 ICH9
Seth Heasleycb04e952010-10-04 13:27:14 -0700100 EP80579 (Tolapai)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200101 ICH10
Seth Heasleycb04e952010-10-04 13:27:14 -0700102 5/3400 Series (PCH)
Seth Heasley662cda82011-03-20 14:50:53 +0100103 6 Series (PCH)
Seth Heasleye30d9852010-10-31 21:06:59 +0100104 Patsburg (PCH)
Seth Heasley662cda82011-03-20 14:50:53 +0100105 DH89xxCC (PCH)
Seth Heasley6e2a8512011-05-24 20:58:49 +0200106 Panther Point (PCH)
Seth Heasley062737f2012-03-26 21:47:19 +0200107 Lynx Point (PCH)
James Ralston4a8f1dd2012-09-10 10:14:02 +0200108 Lynx Point-LP (PCH)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200109
110 This driver can also be built as a module. If so, the module
111 will be called i2c-i801.
112
Alek Du5bc12002008-07-14 22:38:27 +0200113config I2C_ISCH
114 tristate "Intel SCH SMBus 1.0"
Randy Dunlap860fb8c2010-03-05 09:43:06 -0800115 depends on PCI
Denis Turischevfd46a002010-03-01 18:59:55 +0200116 select LPC_SCH
Alek Du5bc12002008-07-14 22:38:27 +0200117 help
118 Say Y here if you want to use SMBus controller on the Intel SCH
119 based systems.
120
121 This driver can also be built as a module. If so, the module
122 will be called i2c-isch.
123
Jean Delvaref5b728a2008-07-14 22:38:23 +0200124config I2C_PIIX4
Crane Cai76b3e282009-09-18 22:45:50 +0200125 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200126 depends on PCI
127 help
128 If you say yes to this option, support will be included for the Intel
129 PIIX4 family of mainboard I2C interfaces. Specifically, the following
130 versions of the chipset are supported (note that Serverworks is part
131 of Broadcom):
132 Intel PIIX4
133 Intel 440MX
134 ATI IXP200
135 ATI IXP300
136 ATI IXP400
137 ATI SB600
Andrew Armenia2a2f7402012-07-24 14:13:57 +0200138 ATI SB700/SP5100
Jean Delvaref5b728a2008-07-14 22:38:23 +0200139 ATI SB800
Crane Cai3806e94b2009-11-07 13:10:46 +0100140 AMD Hudson-2
Jean Delvaref5b728a2008-07-14 22:38:23 +0200141 Serverworks OSB4
142 Serverworks CSB5
143 Serverworks CSB6
144 Serverworks HT-1000
Flavio Leitner506a8b62009-03-28 21:34:46 +0100145 Serverworks HT-1100
Jean Delvaref5b728a2008-07-14 22:38:23 +0200146 SMSC Victory66
147
Andrew Armenia2a2f7402012-07-24 14:13:57 +0200148 Some AMD chipsets contain two PIIX4-compatible SMBus
149 controllers. This driver will attempt to use both controllers
150 on the SB700/SP5100, if they have been initialized by the BIOS.
151
Jean Delvaref5b728a2008-07-14 22:38:23 +0200152 This driver can also be built as a module. If so, the module
153 will be called i2c-piix4.
154
155config I2C_NFORCE2
156 tristate "Nvidia nForce2, nForce3 and nForce4"
157 depends on PCI
158 help
159 If you say yes to this option, support will be included for the Nvidia
160 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
161
162 This driver can also be built as a module. If so, the module
163 will be called i2c-nforce2.
164
165config I2C_NFORCE2_S4985
166 tristate "SMBus multiplexing on the Tyan S4985"
Jean Delvaref1453ee2008-10-14 17:30:06 +0200167 depends on I2C_NFORCE2 && X86 && EXPERIMENTAL
Jean Delvaref5b728a2008-07-14 22:38:23 +0200168 help
169 Enabling this option will add specific SMBus support for the Tyan
170 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
171 over 4 different channels, where the various memory module EEPROMs
172 live. Saying yes here will give you access to these in addition
173 to the trunk.
174
175 This driver can also be built as a module. If so, the module
176 will be called i2c-nforce2-s4985.
177
178config I2C_SIS5595
179 tristate "SiS 5595"
180 depends on PCI
181 help
182 If you say yes to this option, support will be included for the
183 SiS5595 SMBus (a subset of I2C) interface.
184
185 This driver can also be built as a module. If so, the module
186 will be called i2c-sis5595.
187
188config I2C_SIS630
189 tristate "SiS 630/730"
190 depends on PCI
191 help
192 If you say yes to this option, support will be included for the
193 SiS630 and SiS730 SMBus (a subset of I2C) interface.
194
195 This driver can also be built as a module. If so, the module
196 will be called i2c-sis630.
197
198config 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
213 This driver can also be built as a module. If so, the module
214 will be called i2c-sis96x.
215
216config I2C_VIA
217 tristate "VIA VT82C586B"
218 depends on PCI && EXPERIMENTAL
219 select I2C_ALGOBIT
220 help
221 If you say yes to this option, support will be included for the VIA
222 82C586B I2C interface
223
224 This driver can also be built as a module. If so, the module
225 will be called i2c-via.
226
227config I2C_VIAPRO
Jean Delvare01d56a62012-10-05 22:23:53 +0200228 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200229 depends on PCI
230 help
231 If you say yes to this option, support will be included for the VIA
232 VT82C596 and later SMBus interface. Specifically, the following
233 chipsets are supported:
234 VT82C596A/B
235 VT82C686A/B
236 VT8231
237 VT8233/A
238 VT8235
239 VT8237R/A/S
240 VT8251
241 CX700
Harald Weltea2315912009-06-15 18:01:49 +0200242 VX800/VX820
243 VX855/VX875
Jean Delvare01d56a62012-10-05 22:23:53 +0200244 VX900
Jean Delvaref5b728a2008-07-14 22:38:23 +0200245
246 This driver can also be built as a module. If so, the module
247 will be called i2c-viapro.
248
Jean Delvarecfd550e2009-09-18 22:45:52 +0200249if ACPI
250
251comment "ACPI drivers"
252
253config I2C_SCMI
254 tristate "SMBus Control Method Interface"
255 help
256 This driver supports the SMBus Control Method Interface. It needs the
257 BIOS to declare ACPI control methods as described in the SMBus Control
258 Method Interface specification.
259
260 To compile this driver as a module, choose M here:
261 the module will be called i2c-scmi.
262
263endif # ACPI
264
Jean Delvaref5b728a2008-07-14 22:38:23 +0200265comment "Mac SMBus host controller drivers"
266 depends on PPC_CHRP || PPC_PMAC
267
268config I2C_HYDRA
269 tristate "CHRP Apple Hydra Mac I/O I2C interface"
270 depends on PCI && PPC_CHRP && EXPERIMENTAL
271 select I2C_ALGOBIT
272 help
273 This supports the use of the I2C interface in the Apple Hydra Mac
274 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
275 have such a machine.
276
277 This support is also available as a module. If so, the module
278 will be called i2c-hydra.
279
280config I2C_POWERMAC
281 tristate "Powermac I2C interface"
282 depends on PPC_PMAC
283 default y
284 help
285 This exposes the various PowerMac i2c interfaces to the linux i2c
286 layer and to userland. It is used by various drivers on the PowerMac
287 platform, and should generally be enabled.
288
289 This support is also available as a module. If so, the module
290 will be called i2c-powermac.
291
292comment "I2C system bus drivers (mostly embedded / system-on-chip)"
293
Andrew Victor813e30e2006-12-10 21:21:30 +0100294config I2C_AT91
295 tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
David Brownell24d0fb42007-10-13 23:56:32 +0200296 depends on ARCH_AT91 && EXPERIMENTAL && BROKEN
Andrew Victor813e30e2006-12-10 21:21:30 +0100297 help
298 This supports the use of the I2C interface on Atmel AT91
299 processors.
300
David Brownell24d0fb42007-10-13 23:56:32 +0200301 This driver is BROKEN because the controller which it uses
302 will easily trigger RX overrun and TX underrun errors. Using
303 low I2C clock rates may partially work around those issues
304 on some systems. Another serious problem is that there is no
305 documented way to issue repeated START conditions, as needed
306 to support combined I2C messages. Use the i2c-gpio driver
307 unless your system can cope with those limitations.
308
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 Lauss37663862011-08-12 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
Axel Line68bb912012-09-10 10:14:02 +0200360config I2C_DESIGNWARE_CORE
361 tristate
362
Dirk Brandewie2373f6b2011-10-29 10:57:23 +0100363config I2C_DESIGNWARE_PLATFORM
Masanari Iida6b2aac42012-04-14 00:14:11 +0900364 tristate "Synopsys DesignWare Platform"
Ingo Molnar47749b12009-06-25 08:27:14 +0200365 depends on HAVE_CLK
Axel Line68bb912012-09-10 10:14:02 +0200366 select I2C_DESIGNWARE_CORE
Baruch Siach1ab52cf2009-06-22 16:36:29 +0300367 help
368 If you say yes to this option, support will be included for the
369 Synopsys DesignWare I2C adapter. Only master mode is supported.
370
371 This driver can also be built as a module. If so, the module
Dirk Brandewie2373f6b2011-10-29 10:57:23 +0100372 will be called i2c-designware-platform.
Baruch Siach1ab52cf2009-06-22 16:36:29 +0300373
Dirk Brandewiefe20ff52011-10-06 11:26:35 -0700374config I2C_DESIGNWARE_PCI
375 tristate "Synopsys DesignWare PCI"
376 depends on PCI
Axel Line68bb912012-09-10 10:14:02 +0200377 select I2C_DESIGNWARE_CORE
Dirk Brandewiefe20ff52011-10-06 11:26:35 -0700378 help
379 If you say yes to this option, support will be included for the
380 Synopsys DesignWare I2C adapter. Only master mode is supported.
381
382 This driver can also be built as a module. If so, the module
383 will be called i2c-designware-pci.
Paul Mundt4ad48e62008-10-14 17:30:03 +0200384
Jayachandran C3e1b76b2012-01-23 18:01:29 +0530385config I2C_EG20T
386 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
387 depends on PCI
388 help
389 This driver is for PCH(Platform controller Hub) I2C of EG20T which
390 is an IOH(Input/Output Hub) for x86 embedded processor.
391 This driver can access PCH I2C bus device.
392
393 This driver also can be used for LAPIS Semiconductor IOH(Input/
394 Output Hub), ML7213, ML7223 and ML7831.
395 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
396 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
397 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
398 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
399
Haavard Skinnemoen1c23af92007-05-01 23:26:34 +0200400config I2C_GPIO
401 tristate "GPIO-based bitbanging I2C"
402 depends on GENERIC_GPIO
403 select I2C_ALGOBIT
404 help
405 This is a very simple bitbanging I2C driver utilizing the
406 arch-neutral GPIO API to control the SCL and SDA lines.
407
Paul Mundt4ad48e62008-10-14 17:30:03 +0200408config I2C_HIGHLANDER
409 tristate "Highlander FPGA SMBus interface"
410 depends on SH_HIGHLANDER
411 help
412 If you say yes to this option, support will be included for
413 the SMBus interface located in the FPGA on various Highlander
414 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
415 FPGAs. This is wholly unrelated to the SoC I2C.
416
417 This driver can also be built as a module. If so, the module
418 will be called i2c-highlander.
419
Linus Torvalds1da177e2005-04-16 15:20:36 -0700420config I2C_IBM_IIC
421 tristate "IBM PPC 4xx on-chip I2C interface"
Sean MacLennan838349b2008-04-22 22:16:47 +0200422 depends on 4xx
Linus Torvalds1da177e2005-04-16 15:20:36 -0700423 help
Wolfram Sang4c03f682008-04-22 22:16:47 +0200424 Say Y here if you want to use IIC peripheral found on
425 embedded IBM PPC 4xx based systems.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700426
427 This driver can also be built as a module. If so, the module
428 will be called i2c-ibm_iic.
429
Darius Augulisaa11e382009-01-30 10:32:28 +0200430config I2C_IMX
431 tristate "IMX I2C interface"
432 depends on ARCH_MXC
433 help
434 Say Y here if you want to use the IIC bus controller on
435 the Freescale i.MX/MXC processors.
436
437 This driver can also be built as a module. If so, the module
438 will be called i2c-imx.
439
Alan Coxaa62f852010-10-27 12:44:03 +0100440config I2C_INTEL_MID
441 tristate "Intel Moorestown/Medfield Platform I2C controller"
Randy Dunlap9cc11de2010-10-29 13:37:09 -0700442 depends on PCI
Alan Coxaa62f852010-10-27 12:44:03 +0100443 help
444 Say Y here if you have an Intel Moorestown/Medfield platform I2C
445 controller.
446
447 This support is also available as a module. If so, the module
448 will be called i2c-intel-mid.
449
Linus Torvalds1da177e2005-04-16 15:20:36 -0700450config I2C_IOP3XX
Dan Williams285f5fa2006-12-07 02:59:39 +0100451 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200452 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
Linus Torvalds1da177e2005-04-16 15:20:36 -0700453 help
454 Say Y here if you want to use the IIC bus controller on
Dan Williams285f5fa2006-12-07 02:59:39 +0100455 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700456
457 This driver can also be built as a module. If so, the module
458 will be called i2c-iop3xx.
459
Linus Torvalds1da177e2005-04-16 15:20:36 -0700460config I2C_MPC
Wolfgang Grandeggerf00d7382010-02-17 11:19:19 +0100461 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
Kumar Gala0724d462011-03-15 11:02:43 -0500462 depends on PPC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700463 help
464 If you say yes to this option, support will be included for the
Wolfgang Grandeggerf00d7382010-02-17 11:19:19 +0100465 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
466 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700467
468 This driver can also be built as a module. If so, the module
469 will be called i2c-mpc.
470
Jean Delvaref5b728a2008-07-14 22:38:23 +0200471config I2C_MV64XXX
472 tristate "Marvell mv64xxx I2C Controller"
Wolfram Sang097df402012-07-12 15:56:53 +0200473 depends on (MV64X60 || PLAT_ORION)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700474 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200475 If you say yes to this option, support will be included for the
476 built-in I2C interface on the Marvell 64xxx line of host bridges.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700477
478 This driver can also be built as a module. If so, the module
Jean Delvaref5b728a2008-07-14 22:38:23 +0200479 will be called i2c-mv64xxx.
Jean Delvare279e9022008-07-14 22:38:21 +0200480
Wolfram Sanga8da7fe2011-02-16 13:39:16 +0100481config I2C_MXS
482 tristate "Freescale i.MX28 I2C interface"
483 depends on SOC_IMX28
Wolfram Sang6b866c12011-08-31 20:37:50 +0200484 select STMP_DEVICE
Wolfram Sanga8da7fe2011-02-16 13:39:16 +0100485 help
486 Say Y here if you want to use the I2C bus controller on
487 the Freescale i.MX28 processors.
488
489 This driver can also be built as a module. If so, the module
490 will be called i2c-mxs.
491
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530492config I2C_NOMADIK
493 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
Alessandro Rubini419408e2012-06-11 22:56:49 +0200494 depends on ARM_AMBA
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530495 help
496 If you say yes to this option, support will be included for the
Alessandro Rubini419408e2012-06-11 22:56:49 +0200497 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
498 as well as the STA2X11 PCIe I/O HUB.
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530499
Wan ZongShunededad32010-06-25 13:43:07 +0800500config I2C_NUC900
501 tristate "NUC900 I2C Driver"
502 depends on ARCH_W90X900
503 help
504 Say Y here to include support for I2C controller in the
505 Winbond/Nuvoton NUC900 based System-on-Chip devices.
506
Peter Korsgaard18f98b12006-06-04 20:01:08 +0200507config I2C_OCORES
508 tristate "OpenCores I2C Controller"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200509 depends on EXPERIMENTAL
Peter Korsgaard18f98b12006-06-04 20:01:08 +0200510 help
511 If you say yes to this option, support will be included for the
512 OpenCores I2C controller. For details see
513 http://www.opencores.org/projects.cgi/web/i2c/overview
514
515 This driver can also be built as a module. If so, the module
516 will be called i2c-ocores.
517
Komal Shah010d442c42006-08-13 23:44:09 +0200518config I2C_OMAP
519 tristate "OMAP I2C adapter"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200520 depends on ARCH_OMAP
Komal Shah010d442c42006-08-13 23:44:09 +0200521 default y if MACH_OMAP_H3 || MACH_OMAP_OSK
522 help
523 If you say yes to this option, support will be included for the
524 I2C interface on the Texas Instruments OMAP1/2 family of processors.
525 Like OMAP1510/1610/1710/5912 and OMAP242x.
526 For details see http://www.ti.com/omap.
527
Jean Delvaref5b728a2008-07-14 22:38:23 +0200528config I2C_PASEMI
529 tristate "PA Semi SMBus interface"
530 depends on PPC_PASEMI && PCI
531 help
532 Supports the PA Semi PWRficient on-chip SMBus interfaces.
533
Wolfram Sang35bfc352010-06-03 11:33:56 +0200534config I2C_PCA_PLATFORM
535 tristate "PCA9564/PCA9665 as platform device"
536 select I2C_ALGOPCA
537 default n
538 help
539 This driver supports a memory mapped Philips PCA9564/PCA9665
540 parallel bus to I2C bus controller.
541
542 This driver can also be built as a module. If so, the module
543 will be called i2c-pca-platform.
544
545config I2C_PMCMSP
546 tristate "PMC MSP I2C TWI Controller"
547 depends on PMC_MSP
548 help
549 This driver supports the PMC TWI controller on MSP devices.
550
551 This driver can also be built as module. If so, the module
552 will be called i2c-pmcmsp.
553
Jean Delvaref5b728a2008-07-14 22:38:23 +0200554config I2C_PNX
Kevin Wellsc1151672010-08-05 15:40:17 -0700555 tristate "I2C bus support for Philips PNX and NXP LPC targets"
Roland Stigged684f052012-08-26 16:30:37 +0200556 depends on ARCH_LPC32XX
Jean Delvaref5b728a2008-07-14 22:38:23 +0200557 help
558 This driver supports the Philips IP3204 I2C IP block master and/or
559 slave controller
560
561 This driver can also be built as a module. If so, the module
562 will be called i2c-pnx.
563
GuanXuetaod10e4a62011-02-26 21:29:29 +0800564config I2C_PUV3
565 tristate "PKUnity v3 I2C bus support"
566 depends on UNICORE32 && ARCH_PUV3
567 select I2C_ALGOBIT
568 help
569 This driver supports the I2C IP inside the PKUnity-v3 SoC.
570 This I2C bus controller is under AMBA/AXI bus.
571
572 This driver can also be built as a module. If so, the module
573 will be called i2c-puv3.
574
Jean Delvaref5b728a2008-07-14 22:38:23 +0200575config I2C_PXA
Haojian Zhuangd7c46dd2009-09-04 17:37:17 +0800576 tristate "Intel PXA2XX I2C adapter"
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100577 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200578 help
579 If you have devices in the PXA I2C bus, say yes to this option.
580 This driver can also be built as a module. If so, the module
581 will be called i2c-pxa.
582
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100583config I2C_PXA_PCI
584 def_bool I2C_PXA && X86_32 && PCI && OF
585
Jean Delvaref5b728a2008-07-14 22:38:23 +0200586config I2C_PXA_SLAVE
587 bool "Intel PXA2XX I2C Slave comms support"
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100588 depends on I2C_PXA && !X86_32
Jean Delvaref5b728a2008-07-14 22:38:23 +0200589 help
590 Support I2C slave mode communications on the PXA I2C bus. This
591 is necessary for systems where the PXA may be a target on the
592 I2C bus.
593
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900594config HAVE_S3C2410_I2C
595 bool
596 help
597 This will include I2C support for Samsung SoCs. If you want to
598 include I2C support for any machine, kindly select this in the
599 respective Kconfig file.
600
Jean Delvaref5b728a2008-07-14 22:38:23 +0200601config I2C_S3C2410
602 tristate "S3C2410 I2C Driver"
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900603 depends on HAVE_S3C2410_I2C
Jean Delvaref5b728a2008-07-14 22:38:23 +0200604 help
605 Say Y here to include support for I2C controller in the
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900606 Samsung SoCs.
Jean Delvaref5b728a2008-07-14 22:38:23 +0200607
Oskar Schirmerb486ddb2009-04-02 13:19:07 +0200608config I2C_S6000
609 tristate "S6000 I2C support"
610 depends on XTENSA_VARIANT_S6000
611 help
612 This driver supports the on chip I2C device on the
613 S6000 xtensa processor family.
614
615 To compile this driver as a module, choose M here. The module
616 will be called i2c-s6000.
617
Jean Delvaref5b728a2008-07-14 22:38:23 +0200618config I2C_SH7760
619 tristate "Renesas SH7760 I2C Controller"
620 depends on CPU_SUBTYPE_SH7760
621 help
622 This driver supports the 2 I2C interfaces on the Renesas SH7760.
623
624 This driver can also be built as a module. If so, the module
625 will be called i2c-sh7760.
626
627config I2C_SH_MOBILE
628 tristate "SuperH Mobile I2C Controller"
Magnus Damm0924fad2010-03-11 10:06:15 +0000629 depends on SUPERH || ARCH_SHMOBILE
Jean Delvaref5b728a2008-07-14 22:38:23 +0200630 help
631 If you say yes to this option, support will be included for the
632 built-in I2C interface on the Renesas SH-Mobile processor.
633
634 This driver can also be built as a module. If so, the module
635 will be called i2c-sh_mobile.
636
637config I2C_SIMTEC
638 tristate "Simtec Generic I2C interface"
639 select I2C_ALGOBIT
640 help
641 If you say yes to this option, support will be included for
642 the Simtec Generic I2C interface. This driver is for the
643 simple I2C bus used on newer Simtec products for general
644 I2C, such as DDC on the Simtec BBD2016A.
645
646 This driver can also be built as a module. If so, the module
647 will be called i2c-simtec.
648
Zhiwu Song979b9072012-02-08 23:28:35 +0800649config I2C_SIRF
650 tristate "CSR SiRFprimaII I2C interface"
651 depends on ARCH_PRIMA2
652 help
653 If you say yes to this option, support will be included for the
654 CSR SiRFprimaII I2C interface.
655
656 This driver can also be built as a module. If so, the module
657 will be called i2c-sirf.
658
Linus Walleij18904c02009-06-13 21:51:34 +0200659config I2C_STU300
660 tristate "ST Microelectronics DDC I2C interface"
Linus Walleij4eaad8a2009-06-15 00:30:18 +0200661 depends on MACH_U300
Linus Walleij18904c02009-06-13 21:51:34 +0200662 default y if MACH_U300
663 help
664 If you say yes to this option, support will be included for the
665 I2C interface from ST Microelectronics simply called "DDC I2C"
666 supporting both I2C and DDC, used in e.g. the U300 series
667 mobile platforms.
668
669 This driver can also be built as a module. If so, the module
670 will be called i2c-stu300.
671
Colin Crossdb811ca2011-02-20 17:14:21 -0800672config I2C_TEGRA
673 tristate "NVIDIA Tegra internal I2C controller"
674 depends on ARCH_TEGRA
675 help
676 If you say yes to this option, support will be included for the
677 I2C controller embedded in NVIDIA Tegra SOCs
678
Jean Delvaref5b728a2008-07-14 22:38:23 +0200679config I2C_VERSATILE
680 tristate "ARM Versatile/Realview I2C bus support"
Russell Kingceade892010-02-11 21:44:53 +0000681 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
Jean Delvaref5b728a2008-07-14 22:38:23 +0200682 select I2C_ALGOBIT
683 help
684 Say yes if you want to support the I2C serial bus on ARMs Versatile
685 range of platforms.
686
687 This driver can also be built as a module. If so, the module
688 will be called i2c-versatile.
689
Rade Bozic85660f432010-01-28 12:47:07 -0800690config I2C_OCTEON
691 tristate "Cavium OCTEON I2C bus support"
692 depends on CPU_CAVIUM_OCTEON
693 help
694 Say yes if you want to support the I2C serial bus on Cavium
695 OCTEON SOC.
696
697 This driver can also be built as a module. If so, the module
698 will be called i2c-octeon.
699
Richard Röjforse1d5b652010-02-11 10:42:00 +0100700config I2C_XILINX
701 tristate "Xilinx I2C Controller"
702 depends on EXPERIMENTAL && HAS_IOMEM
703 help
704 If you say yes to this option, support will be included for the
705 Xilinx I2C controller.
706
707 This driver can also be built as a module. If so, the module
708 will be called xilinx_i2c.
709
Ganesan Ramalingam401c3432012-01-27 14:15:37 +0530710config I2C_XLR
711 tristate "XLR I2C support"
712 depends on CPU_XLR
713 help
714 This driver enables support for the on-chip I2C interface of
715 the Netlogic XLR/XLS MIPS processors.
716
717 This driver can also be built as a module. If so, the module
718 will be called i2c-xlr.
719
Jean Delvaref5b728a2008-07-14 22:38:23 +0200720comment "External I2C/SMBus adapter drivers"
721
Guenter Roeck335d7c52011-01-26 11:45:49 -0800722config I2C_DIOLAN_U2C
723 tristate "Diolan U2C-12 USB adapter"
724 depends on USB
725 help
726 If you say yes to this option, support will be included for Diolan
727 U2C-12, a USB to I2C interface.
728
729 This driver can also be built as a module. If so, the module
730 will be called i2c-diolan-u2c.
731
Linus Torvalds1da177e2005-04-16 15:20:36 -0700732config I2C_PARPORT
733 tristate "Parallel port adapter"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200734 depends on PARPORT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700735 select I2C_ALGOBIT
Jean Delvare35859252010-03-02 12:23:44 +0100736 select I2C_SMBUS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700737 help
738 This supports parallel port I2C adapters such as the ones made by
739 Philips or Velleman, Analog Devices evaluation boards, and more.
740 Basically any adapter using the parallel port as an I2C bus with
741 no extra chipset is supported by this driver, or could be.
742
743 This driver is a replacement for (and was inspired by) an older
744 driver named i2c-philips-par. The new driver supports more devices,
745 and makes it easier to add support for new devices.
Mark M. Hoffmane97b81d2006-03-23 16:50:25 +0100746
747 An adapter type parameter is now mandatory. Please read the file
748 Documentation/i2c/busses/i2c-parport for details.
749
Linus Torvalds1da177e2005-04-16 15:20:36 -0700750 Another driver exists, named i2c-parport-light, which doesn't depend
751 on the parport driver. This is meant for embedded systems. Don't say
752 Y here if you intend to say Y or M there.
753
Wolfram Sang4c03f682008-04-22 22:16:47 +0200754 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755 will be called i2c-parport.
756
757config I2C_PARPORT_LIGHT
758 tristate "Parallel port adapter (light)"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700759 select I2C_ALGOBIT
Jean Delvare927ab2f2010-03-02 12:23:45 +0100760 select I2C_SMBUS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700761 help
762 This supports parallel port I2C adapters such as the ones made by
763 Philips or Velleman, Analog Devices evaluation boards, and more.
764 Basically any adapter using the parallel port as an I2C bus with
765 no extra chipset is supported by this driver, or could be.
766
767 This driver is a light version of i2c-parport. It doesn't depend
768 on the parport driver, and uses direct I/O access instead. This
Matt LaPlante09509602006-10-03 22:31:37 +0200769 might be preferred on embedded systems where wasting memory for
Linus Torvalds1da177e2005-04-16 15:20:36 -0700770 the clean but heavy parport handling is not an option. The
771 drawback is a reduced portability and the impossibility to
Matt LaPlante09509602006-10-03 22:31:37 +0200772 daisy-chain other parallel port devices.
Wolfram Sang4c03f682008-04-22 22:16:47 +0200773
Linus Torvalds1da177e2005-04-16 15:20:36 -0700774 Don't say Y here if you said Y or M to i2c-parport. Saying M to
775 both is possible but both modules should not be loaded at the same
776 time.
777
Wolfram Sang4c03f682008-04-22 22:16:47 +0200778 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700779 will be called i2c-parport-light.
780
Jean Delvaref5b728a2008-07-14 22:38:23 +0200781config I2C_TAOS_EVM
782 tristate "TAOS evaluation module"
783 depends on EXPERIMENTAL
784 select SERIO
785 select SERIO_SERPORT
786 default n
Olof Johanssonbeb58aa2007-02-13 22:09:03 +0100787 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200788 This supports TAOS evaluation modules on serial port. In order to
789 use this driver, you will need the inputattach tool, which is part
790 of the input-utils package.
Olof Johanssonbeb58aa2007-02-13 22:09:03 +0100791
Jean Delvaref5b728a2008-07-14 22:38:23 +0200792 If unsure, say N.
793
794 This support is also available as a module. If so, the module
795 will be called i2c-taos-evm.
796
797config I2C_TINY_USB
798 tristate "Tiny-USB adapter"
799 depends on USB
Linus Torvalds1da177e2005-04-16 15:20:36 -0700800 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200801 If you say yes to this option, support will be included for the
802 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
803 http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
804
805 This driver can also be built as a module. If so, the module
806 will be called i2c-tiny-usb.
807
Jean Delvaref5b728a2008-07-14 22:38:23 +0200808comment "Other I2C/SMBus bus drivers"
809
810config I2C_ACORN
811 tristate "Acorn IOC/IOMD I2C bus support"
812 depends on ARCH_ACORN
813 default y
814 select I2C_ALGOBIT
815 help
816 Say yes if you want to support the I2C bus on Acorn platforms.
817
818 If you don't know, say Y.
819
820config I2C_ELEKTOR
821 tristate "Elektor ISA card"
Geert Uytterhoeven95192822011-10-30 13:47:24 +0100822 depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
Jean Delvaref5b728a2008-07-14 22:38:23 +0200823 select I2C_ALGOPCF
824 help
825 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
826 such an adapter.
827
828 This support is also available as a module. If so, the module
829 will be called i2c-elektor.
830
831config I2C_PCA_ISA
Marco Aurelio da Costaeff9ec92009-03-28 21:34:44 +0100832 tristate "PCA9564/PCA9665 on an ISA bus"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200833 depends on ISA
834 select I2C_ALGOPCA
835 default n
836 help
Marco Aurelio da Costaeff9ec92009-03-28 21:34:44 +0100837 This driver supports ISA boards using the Philips PCA9564/PCA9665
Jean Delvaref5b728a2008-07-14 22:38:23 +0200838 parallel bus to I2C bus controller.
839
840 This driver can also be built as a module. If so, the module
841 will be called i2c-pca-isa.
842
843 This device is almost undetectable and using this driver on a
844 system which doesn't have this device will result in long
845 delays when I2C/SMBus chip drivers are loaded (e.g. at boot
846 time). If unsure, say N.
847
Linus Torvalds1da177e2005-04-16 15:20:36 -0700848config I2C_SIBYTE
849 tristate "SiByte SMBus interface"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200850 depends on SIBYTE_SB1xxx_SOC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700851 help
852 Supports the SiByte SOC on-chip I2C interfaces (2 channels).
853
854config SCx200_I2C
Jean Delvare11de70b2007-05-01 23:26:34 +0200855 tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200856 depends on SCx200_GPIO
Linus Torvalds1da177e2005-04-16 15:20:36 -0700857 select I2C_ALGOBIT
858 help
859 Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
860
861 If you don't know what to do here, say N.
862
Wolfram Sang4c03f682008-04-22 22:16:47 +0200863 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700864 will be called scx200_i2c.
865
Jean Delvare11de70b2007-05-01 23:26:34 +0200866 This driver is deprecated and will be dropped soon. Use i2c-gpio
867 (or scx200_acb) instead.
868
Linus Torvalds1da177e2005-04-16 15:20:36 -0700869config SCx200_I2C_SCL
870 int "GPIO pin used for SCL"
871 depends on SCx200_I2C
872 default "12"
873 help
874 Enter the GPIO pin number used for the SCL signal. This value can
875 also be specified with a module parameter.
876
877config SCx200_I2C_SDA
878 int "GPIO pin used for SDA"
879 depends on SCx200_I2C
880 default "13"
881 help
882 Enter the GPIO pin number used for the SSA signal. This value can
883 also be specified with a module parameter.
884
885config SCx200_ACB
Ben Gardnera417bbd2006-01-18 22:53:09 +0100886 tristate "Geode ACCESS.bus support"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200887 depends on X86_32 && PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -0700888 help
Ben Gardnera417bbd2006-01-18 22:53:09 +0100889 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
890 SC1100 processors and the CS5535 and CS5536 Geode companion devices.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700891
892 If you don't know what to do here, say N.
893
Wolfram Sang4c03f682008-04-22 22:16:47 +0200894 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -0700895 will be called scx200_acb.
896
Linus Torvalds1da177e2005-04-16 15:20:36 -0700897endmenu