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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"
Kees Cook417e86c2013-01-16 18:53:37 -080025 depends on PCI
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"
Kees Cook417e86c2013-01-16 18:53:37 -080059 depends on I2C_AMD756 && X86
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
Wei Yan15ef2772014-10-07 09:04:12 +080080config I2C_HIX5HD2
81 tristate "Hix5hd2 high-speed I2C driver"
Ruqiang Juae824f02016-10-24 16:39:49 +080082 depends on ARCH_HISI || ARCH_HIX5HD2 || COMPILE_TEST
Wei Yan15ef2772014-10-07 09:04:12 +080083 help
Ruqiang Juae824f02016-10-24 16:39:49 +080084 Say Y here to include support for the high-speed I2C controller
85 used in HiSilicon hix5hd2 SoCs.
Wei Yan15ef2772014-10-07 09:04:12 +080086
Ruqiang Juae824f02016-10-24 16:39:49 +080087 This driver can also be built as a module. If so, the module
Wei Yan15ef2772014-10-07 09:04:12 +080088 will be called i2c-hix5hd2.
89
Jean Delvaref5b728a2008-07-14 22:38:23 +020090config I2C_I801
Seth Heasley39376432010-03-02 12:23:39 +010091 tristate "Intel 82801 (ICH/PCH)"
Jean Delvaref5b728a2008-07-14 22:38:23 +020092 depends on PCI
Jean Delvare8eacfce2011-05-24 20:58:49 +020093 select CHECK_SIGNATURE if X86 && DMI
Benjamin Tissoires7b0ed332016-06-24 16:39:49 +020094 select I2C_SMBUS
Jean Delvaref5b728a2008-07-14 22:38:23 +020095 help
96 If you say yes to this option, support will be included for the Intel
97 801 family of mainboard I2C interfaces. Specifically, the following
98 versions of the chipset are supported:
99 82801AA
100 82801AB
101 82801BA
102 82801CA/CAM
103 82801DB
104 82801EB/ER (ICH5/ICH5R)
105 6300ESB
106 ICH6
107 ICH7
108 ESB2
109 ICH8
110 ICH9
Seth Heasleycb04e952010-10-04 13:27:14 -0700111 EP80579 (Tolapai)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200112 ICH10
Seth Heasleycb04e952010-10-04 13:27:14 -0700113 5/3400 Series (PCH)
Seth Heasley662cda82011-03-20 14:50:53 +0100114 6 Series (PCH)
Seth Heasleye30d9852010-10-31 21:06:59 +0100115 Patsburg (PCH)
Seth Heasley662cda82011-03-20 14:50:53 +0100116 DH89xxCC (PCH)
Seth Heasley6e2a8512011-05-24 20:58:49 +0200117 Panther Point (PCH)
Seth Heasley062737f2012-03-26 21:47:19 +0200118 Lynx Point (PCH)
James Ralston4a8f1dd2012-09-10 10:14:02 +0200119 Lynx Point-LP (PCH)
Seth Heasleyc2db409c2013-01-30 15:25:32 +0000120 Avoton (SOC)
James Ralstona3fc0ff2013-02-14 09:15:33 +0000121 Wellsburg (PCH)
Seth Heasleyf39901c2013-06-19 16:59:57 -0700122 Coleto Creek (PCH)
Jean Delvareb299de82014-07-17 15:04:41 +0200123 Wildcat Point (PCH)
James Ralstonafc65922013-11-04 09:29:48 -0800124 Wildcat Point-LP (PCH)
Chew, Kean ho1b31e9b2014-03-01 00:03:56 +0800125 BayTrail (SOC)
james.d.ralston@intel.com3e27a842014-10-13 15:20:24 -0700126 Sunrise Point-H (PCH)
Devin Ryles3eee17992014-11-05 16:30:03 -0500127 Sunrise Point-LP (PCH)
Jarkko Nikula2b630df72015-10-26 13:26:56 +0200128 DNV (SOC)
129 Broxton (SOC)
Alexandra Yatescdc5a312015-11-05 11:40:25 -0800130 Lewisburg (PCH)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200131
132 This driver can also be built as a module. If so, the module
133 will be called i2c-i801.
134
Alek Du5bc12002008-07-14 22:38:27 +0200135config I2C_ISCH
136 tristate "Intel SCH SMBus 1.0"
Martin Schwidefsky0244ad02013-08-30 09:39:53 +0200137 depends on PCI
Denis Turischevfd46a002010-03-01 18:59:55 +0200138 select LPC_SCH
Alek Du5bc12002008-07-14 22:38:27 +0200139 help
140 Say Y here if you want to use SMBus controller on the Intel SCH
141 based systems.
142
143 This driver can also be built as a module. If so, the module
144 will be called i2c-isch.
145
Neil Horman13f35ac2013-02-04 14:54:10 -0500146config I2C_ISMT
147 tristate "Intel iSMT SMBus Controller"
148 depends on PCI && X86
149 help
150 If you say yes to this option, support will be included for the Intel
151 iSMT SMBus host controller interface.
152
153 This driver can also be built as a module. If so, the module will be
154 called i2c-ismt.
155
Jean Delvaref5b728a2008-07-14 22:38:23 +0200156config I2C_PIIX4
Crane Cai76b3e282009-09-18 22:45:50 +0200157 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200158 depends on PCI
159 help
160 If you say yes to this option, support will be included for the Intel
161 PIIX4 family of mainboard I2C interfaces. Specifically, the following
162 versions of the chipset are supported (note that Serverworks is part
163 of Broadcom):
164 Intel PIIX4
165 Intel 440MX
166 ATI IXP200
167 ATI IXP300
168 ATI IXP400
169 ATI SB600
Andrew Armenia2a2f7402012-07-24 14:13:57 +0200170 ATI SB700/SP5100
Jean Delvaref5b728a2008-07-14 22:38:23 +0200171 ATI SB800
Crane Cai3806e94b2009-11-07 13:10:46 +0100172 AMD Hudson-2
Shane Huang032f7082014-01-22 14:05:46 -0800173 AMD ML
Shane Huangb996ac92013-06-03 18:24:55 +0800174 AMD CZ
Jean Delvaref5b728a2008-07-14 22:38:23 +0200175 Serverworks OSB4
176 Serverworks CSB5
177 Serverworks CSB6
178 Serverworks HT-1000
Flavio Leitner506a8b62009-03-28 21:34:46 +0100179 Serverworks HT-1100
Jean Delvaref5b728a2008-07-14 22:38:23 +0200180 SMSC Victory66
181
Andrew Armenia2a2f7402012-07-24 14:13:57 +0200182 Some AMD chipsets contain two PIIX4-compatible SMBus
183 controllers. This driver will attempt to use both controllers
184 on the SB700/SP5100, if they have been initialized by the BIOS.
185
Jean Delvaref5b728a2008-07-14 22:38:23 +0200186 This driver can also be built as a module. If so, the module
187 will be called i2c-piix4.
188
189config I2C_NFORCE2
190 tristate "Nvidia nForce2, nForce3 and nForce4"
191 depends on PCI
192 help
193 If you say yes to this option, support will be included for the Nvidia
194 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
195
196 This driver can also be built as a module. If so, the module
197 will be called i2c-nforce2.
198
199config I2C_NFORCE2_S4985
200 tristate "SMBus multiplexing on the Tyan S4985"
Kees Cook417e86c2013-01-16 18:53:37 -0800201 depends on I2C_NFORCE2 && X86
Jean Delvaref5b728a2008-07-14 22:38:23 +0200202 help
203 Enabling this option will add specific SMBus support for the Tyan
204 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
205 over 4 different channels, where the various memory module EEPROMs
206 live. Saying yes here will give you access to these in addition
207 to the trunk.
208
209 This driver can also be built as a module. If so, the module
210 will be called i2c-nforce2-s4985.
211
212config I2C_SIS5595
213 tristate "SiS 5595"
214 depends on PCI
215 help
216 If you say yes to this option, support will be included for the
217 SiS5595 SMBus (a subset of I2C) interface.
218
219 This driver can also be built as a module. If so, the module
220 will be called i2c-sis5595.
221
222config I2C_SIS630
Amaury Decrême974d6a32013-01-28 22:21:05 +0100223 tristate "SiS 630/730/964"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200224 depends on PCI
225 help
226 If you say yes to this option, support will be included for the
Amaury Decrême974d6a32013-01-28 22:21:05 +0100227 SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
Jean Delvaref5b728a2008-07-14 22:38:23 +0200228
229 This driver can also be built as a module. If so, the module
230 will be called i2c-sis630.
231
232config I2C_SIS96X
233 tristate "SiS 96x"
234 depends on PCI
235 help
236 If you say yes to this option, support will be included for the SiS
237 96x SMBus (a subset of I2C) interfaces. Specifically, the following
238 chipsets are supported:
239 645/961
240 645DX/961
241 645DX/962
242 648/961
243 650/961
244 735
245 745
246
247 This driver can also be built as a module. If so, the module
248 will be called i2c-sis96x.
249
250config I2C_VIA
251 tristate "VIA VT82C586B"
Kees Cook417e86c2013-01-16 18:53:37 -0800252 depends on PCI
Jean Delvaref5b728a2008-07-14 22:38:23 +0200253 select I2C_ALGOBIT
254 help
255 If you say yes to this option, support will be included for the VIA
256 82C586B I2C interface
257
258 This driver can also be built as a module. If so, the module
259 will be called i2c-via.
260
261config I2C_VIAPRO
Jean Delvare01d56a62012-10-05 22:23:53 +0200262 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
Jean Delvaref5b728a2008-07-14 22:38:23 +0200263 depends on PCI
264 help
265 If you say yes to this option, support will be included for the VIA
266 VT82C596 and later SMBus interface. Specifically, the following
267 chipsets are supported:
268 VT82C596A/B
269 VT82C686A/B
270 VT8231
271 VT8233/A
272 VT8235
273 VT8237R/A/S
274 VT8251
275 CX700
Harald Weltea2315912009-06-15 18:01:49 +0200276 VX800/VX820
277 VX855/VX875
Jean Delvare01d56a62012-10-05 22:23:53 +0200278 VX900
Jean Delvaref5b728a2008-07-14 22:38:23 +0200279
280 This driver can also be built as a module. If so, the module
281 will be called i2c-viapro.
282
Jean Delvarecfd550e2009-09-18 22:45:52 +0200283if ACPI
284
285comment "ACPI drivers"
286
287config I2C_SCMI
288 tristate "SMBus Control Method Interface"
289 help
290 This driver supports the SMBus Control Method Interface. It needs the
291 BIOS to declare ACPI control methods as described in the SMBus Control
292 Method Interface specification.
293
294 To compile this driver as a module, choose M here:
295 the module will be called i2c-scmi.
296
297endif # ACPI
298
Jean Delvaref5b728a2008-07-14 22:38:23 +0200299comment "Mac SMBus host controller drivers"
300 depends on PPC_CHRP || PPC_PMAC
301
302config I2C_HYDRA
303 tristate "CHRP Apple Hydra Mac I/O I2C interface"
Kees Cook417e86c2013-01-16 18:53:37 -0800304 depends on PCI && PPC_CHRP
Jean Delvaref5b728a2008-07-14 22:38:23 +0200305 select I2C_ALGOBIT
306 help
307 This supports the use of the I2C interface in the Apple Hydra Mac
308 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
309 have such a machine.
310
311 This support is also available as a module. If so, the module
312 will be called i2c-hydra.
313
314config I2C_POWERMAC
315 tristate "Powermac I2C interface"
316 depends on PPC_PMAC
317 default y
318 help
319 This exposes the various PowerMac i2c interfaces to the linux i2c
320 layer and to userland. It is used by various drivers on the PowerMac
321 platform, and should generally be enabled.
322
323 This support is also available as a module. If so, the module
324 will be called i2c-powermac.
325
326comment "I2C system bus drivers (mostly embedded / system-on-chip)"
327
Andrew Victor813e30e2006-12-10 21:21:30 +0100328config I2C_AT91
329 tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
Kees Cook417e86c2013-01-16 18:53:37 -0800330 depends on ARCH_AT91
Andrew Victor813e30e2006-12-10 21:21:30 +0100331 help
332 This supports the use of the I2C interface on Atmel AT91
333 processors.
334
Nikolaus Vossfac368a2011-11-08 11:49:46 +0100335 A serious problem is that there is no documented way to issue
336 repeated START conditions for more than two messages, as needed
David Brownell24d0fb42007-10-13 23:56:32 +0200337 to support combined I2C messages. Use the i2c-gpio driver
Nikolaus Vossfac368a2011-11-08 11:49:46 +0100338 unless your system can cope with this limitation.
339
340 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
341 don't have clock stretching in transmission mode. For that reason,
342 you can encounter underrun issues causing premature stop sendings if
343 the latency to fill the transmission register is too long. If you
344 are facing this situation, use the i2c-gpio driver.
David Brownell24d0fb42007-10-13 23:56:32 +0200345
Linus Torvalds1da177e2005-04-16 15:20:36 -0700346config I2C_AU1550
Manuel Lauss809f36c2011-11-01 20:03:30 +0100347 tristate "Au1550/Au1200/Au1300 SMBus interface"
Manuel Lauss3766386032011-08-12 11:39:45 +0200348 depends on MIPS_ALCHEMY
Linus Torvalds1da177e2005-04-16 15:20:36 -0700349 help
350 If you say yes to this option, support will be included for the
Manuel Lauss809f36c2011-11-01 20:03:30 +0100351 Au1550/Au1200/Au1300 SMBus interface.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352
353 This driver can also be built as a module. If so, the module
354 will be called i2c-au1550.
355
Anders Berg08678b82014-10-03 13:08:02 +0200356config I2C_AXXIA
357 tristate "Axxia I2C controller"
358 depends on ARCH_AXXIA || COMPILE_TEST
359 default ARCH_AXXIA
360 help
361 Say yes if you want to support the I2C bus on Axxia platforms.
362
363 Please note that this controller is limited to transfers of maximum
364 255 bytes in length. Any attempt to to a larger transfer will return
365 an error.
366
Stephen Warrenf3b54b92013-02-11 19:47:56 -0700367config I2C_BCM2835
368 tristate "Broadcom BCM2835 I2C controller"
369 depends on ARCH_BCM2835
370 help
371 If you say yes to this option, support will be included for the
372 BCM2835 I2C controller.
373
374 If you don't know what to do here, say N.
375
376 This support is also available as a module. If so, the module
377 will be called i2c-bcm2835.
378
Ray Juie6e5dd32015-02-07 21:25:24 -0800379config I2C_BCM_IPROC
380 tristate "Broadcom iProc I2C controller"
381 depends on ARCH_BCM_IPROC || COMPILE_TEST
382 default ARCH_BCM_IPROC
383 help
384 If you say yes to this option, support will be included for the
385 Broadcom iProc I2C controller.
386
387 If you don't know what to do here, say N.
388
Tim Kryger93d17242013-11-14 13:02:13 -0800389config I2C_BCM_KONA
390 tristate "BCM Kona I2C adapter"
391 depends on ARCH_BCM_MOBILE
392 default y
393 help
394 If you say yes to this option, support will be included for the
395 I2C interface on the Broadcom Kona family of processors.
396
Masanari Iidaf54619f2014-09-18 12:09:42 +0900397 If you do not need KONA I2C interface, say N.
Tim Kryger93d17242013-11-14 13:02:13 -0800398
Kamal Dasudd1aa252015-06-09 15:36:20 -0400399config I2C_BRCMSTB
Florian Fainellida2397d2018-10-01 10:43:47 -0700400 tristate "BRCM Settop/DSL I2C controller"
401 depends on ARCH_BRCMSTB || BMIPS_GENERIC || ARCH_BCM_63XX || \
402 COMPILE_TEST
Kamal Dasudd1aa252015-06-09 15:36:20 -0400403 default y
404 help
405 If you say yes to this option, support will be included for the
Florian Fainellida2397d2018-10-01 10:43:47 -0700406 I2C interface on the Broadcom Settop/DSL SoCs.
Kamal Dasudd1aa252015-06-09 15:36:20 -0400407
408 If you do not need I2C interface, say N.
409
Bryan Wud24ecfc2007-05-01 23:26:32 +0200410config I2C_BLACKFIN_TWI
411 tristate "Blackfin TWI I2C support"
Bryan Wud4ce2202008-04-22 22:16:48 +0200412 depends on BLACKFIN
Mike Frysinger4d2bee52008-07-14 22:38:22 +0200413 depends on !BF561 && !BF531 && !BF532 && !BF533
Bryan Wud24ecfc2007-05-01 23:26:32 +0200414 help
Mike Frysinger4d2bee52008-07-14 22:38:22 +0200415 This is the I2C bus driver for Blackfin on-chip TWI interface.
Bryan Wud4ce2202008-04-22 22:16:48 +0200416
Bryan Wud24ecfc2007-05-01 23:26:32 +0200417 This driver can also be built as a module. If so, the module
418 will be called i2c-bfin-twi.
419
420config I2C_BLACKFIN_TWI_CLK_KHZ
421 int "Blackfin TWI I2C clock (kHz)"
422 depends on I2C_BLACKFIN_TWI
Michael Hennerich9528d1c2009-05-18 08:14:41 -0400423 range 21 400
Bryan Wud24ecfc2007-05-01 23:26:32 +0200424 default 50
425 help
426 The unit of the TWI clock is kHz.
427
Soren Brinkmanndf8eb562014-04-04 14:27:55 -0700428config I2C_CADENCE
429 tristate "Cadence I2C Controller"
Michal Simek3924bac472015-10-26 15:09:53 +0100430 depends on ARCH_ZYNQ || ARM64
Soren Brinkmanndf8eb562014-04-04 14:27:55 -0700431 help
432 Say yes here to select Cadence I2C Host Controller. This controller is
433 e.g. used by Xilinx Zynq.
434
Aaro Koskinen0857ba32012-11-18 18:36:19 +0200435config I2C_CBUS_GPIO
436 tristate "CBUS I2C driver"
Geert Uytterhoeven7e5cd692015-05-05 18:32:22 +0200437 depends on GPIOLIB || COMPILE_TEST
Aaro Koskinen0857ba32012-11-18 18:36:19 +0200438 help
439 Support for CBUS access using I2C API. Mostly relevant for Nokia
440 Internet Tablets (770, N800 and N810).
441
442 This driver can also be built as a module. If so, the module
443 will be called i2c-cbus-gpio.
444
Jochen Friedrich61045db2008-07-14 22:38:27 +0200445config I2C_CPM
446 tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
Richard Weinberger62c19c92014-02-09 19:47:40 +0100447 depends on CPM1 || CPM2
Jochen Friedrich61045db2008-07-14 22:38:27 +0200448 help
449 This supports the use of the I2C interface on Freescale
450 processors with CPM1 or CPM2.
451
452 This driver can also be built as a module. If so, the module
453 will be called i2c-cpm.
454
Vladimir Barinov95a7f102007-10-13 23:56:30 +0200455config I2C_DAVINCI
456 tristate "DaVinci I2C driver"
Santosh Shilimkard654b542013-07-24 20:28:19 -0400457 depends on ARCH_DAVINCI || ARCH_KEYSTONE
Vladimir Barinov95a7f102007-10-13 23:56:30 +0200458 help
459 Support for TI DaVinci I2C controller driver.
460
461 This driver can also be built as a module. If so, the module
462 will be called i2c-davinci.
463
464 Please note that this driver might be needed to bring up other
465 devices such as DaVinci NIC.
466 For details please see http://www.ti.com/davinci
467
Axel Line68bb912012-09-10 10:14:02 +0200468config I2C_DESIGNWARE_CORE
469 tristate
470
Dirk Brandewie2373f6b2011-10-29 10:57:23 +0100471config I2C_DESIGNWARE_PLATFORM
Masanari Iida6b2aac42012-04-14 00:14:11 +0900472 tristate "Synopsys DesignWare Platform"
Axel Line68bb912012-09-10 10:14:02 +0200473 select I2C_DESIGNWARE_CORE
Carl Penga4459002014-09-30 13:04:55 +0300474 depends on (ACPI && COMMON_CLK) || !ACPI
Baruch Siach1ab52cf2009-06-22 16:36:29 +0300475 help
476 If you say yes to this option, support will be included for the
477 Synopsys DesignWare I2C adapter. Only master mode is supported.
478
479 This driver can also be built as a module. If so, the module
Dirk Brandewie2373f6b2011-10-29 10:57:23 +0100480 will be called i2c-designware-platform.
Baruch Siach1ab52cf2009-06-22 16:36:29 +0300481
Dirk Brandewiefe20ff52011-10-06 11:26:35 -0700482config I2C_DESIGNWARE_PCI
483 tristate "Synopsys DesignWare PCI"
484 depends on PCI
Axel Line68bb912012-09-10 10:14:02 +0200485 select I2C_DESIGNWARE_CORE
Dirk Brandewiefe20ff52011-10-06 11:26:35 -0700486 help
487 If you say yes to this option, support will be included for the
488 Synopsys DesignWare I2C adapter. Only master mode is supported.
489
490 This driver can also be built as a module. If so, the module
491 will be called i2c-designware-pci.
Paul Mundt4ad48e62008-10-14 17:30:03 +0200492
David Box894acb22015-01-15 01:12:17 -0800493config I2C_DESIGNWARE_BAYTRAIL
494 bool "Intel Baytrail I2C semaphore support"
Jarkko Nikulaf41021b2015-12-10 13:48:44 +0200495 depends on ACPI
496 depends on (I2C_DESIGNWARE_PLATFORM=m && IOSF_MBI) || \
497 (I2C_DESIGNWARE_PLATFORM=y && IOSF_MBI=y)
David Box894acb22015-01-15 01:12:17 -0800498 help
499 This driver enables managed host access to the PMIC I2C bus on select
500 Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows
501 the host to request uninterrupted access to the PMIC's I2C bus from
502 the platform firmware controlling it. You should say Y if running on
503 a BayTrail system using the AXP288.
504
Baruch Siach4a7a0822015-03-19 13:16:46 +0200505config I2C_DIGICOLOR
506 tristate "Conexant Digicolor I2C driver"
507 depends on ARCH_DIGICOLOR
508 help
509 Support for Conexant Digicolor SoCs (CX92755) I2C controller driver.
510
511 This driver can also be built as a module. If so, the module
512 will be called i2c-digicolor.
513
Uwe Kleine-König1b5b2372014-03-25 11:48:46 +0100514config I2C_EFM32
515 tristate "EFM32 I2C controller"
516 depends on ARCH_EFM32 || COMPILE_TEST
517 help
518 This driver supports the i2c block found in Energy Micro's EFM32
519 SoCs.
520
Jayachandran C3e1b76b2012-01-23 18:01:29 +0530521config I2C_EG20T
522 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
Paul Burton7a852b02015-11-30 16:21:39 +0000523 depends on PCI && (X86_32 || MIPS || COMPILE_TEST)
Jayachandran C3e1b76b2012-01-23 18:01:29 +0530524 help
525 This driver is for PCH(Platform controller Hub) I2C of EG20T which
526 is an IOH(Input/Output Hub) for x86 embedded processor.
527 This driver can access PCH I2C bus device.
528
529 This driver also can be used for LAPIS Semiconductor IOH(Input/
530 Output Hub), ML7213, ML7223 and ML7831.
531 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
532 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
533 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
534 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
535
Wolfram Sang5faf6e12015-07-11 09:46:23 +0200536config I2C_EMEV2
537 tristate "EMMA Mobile series I2C adapter"
538 depends on HAVE_CLK
Wolfram Sangb7d518e2015-12-17 13:09:32 +0100539 select I2C_SLAVE
Wolfram Sang5faf6e12015-07-11 09:46:23 +0200540 help
541 If you say yes to this option, support will be included for the
542 I2C interface on the Renesas Electronics EM/EV family of processors.
543
Naveen Krishna Ch8a73cd42013-10-16 11:00:42 +0530544config I2C_EXYNOS5
545 tristate "Exynos5 high-speed I2C driver"
Naveen Krishna Ch2374a532014-09-16 15:03:17 +0530546 depends on ARCH_EXYNOS && OF
Sachin Kamat741d3582014-06-25 15:32:03 +0530547 default y
Naveen Krishna Ch8a73cd42013-10-16 11:00:42 +0530548 help
Sachin Kamat741d3582014-06-25 15:32:03 +0530549 High-speed I2C controller on Exynos5 based Samsung SoCs.
Naveen Krishna Ch8a73cd42013-10-16 11:00:42 +0530550
Haavard Skinnemoen1c23af92007-05-01 23:26:34 +0200551config I2C_GPIO
552 tristate "GPIO-based bitbanging I2C"
Geert Uytterhoeven7e5cd692015-05-05 18:32:22 +0200553 depends on GPIOLIB || COMPILE_TEST
Haavard Skinnemoen1c23af92007-05-01 23:26:34 +0200554 select I2C_ALGOBIT
555 help
556 This is a very simple bitbanging I2C driver utilizing the
557 arch-neutral GPIO API to control the SCL and SDA lines.
558
Paul Mundt4ad48e62008-10-14 17:30:03 +0200559config I2C_HIGHLANDER
560 tristate "Highlander FPGA SMBus interface"
561 depends on SH_HIGHLANDER
562 help
563 If you say yes to this option, support will be included for
564 the SMBus interface located in the FPGA on various Highlander
565 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
566 FPGAs. This is wholly unrelated to the SoC I2C.
567
568 This driver can also be built as a module. If so, the module
569 will be called i2c-highlander.
570
Linus Torvalds1da177e2005-04-16 15:20:36 -0700571config I2C_IBM_IIC
572 tristate "IBM PPC 4xx on-chip I2C interface"
Sean MacLennan838349b2008-04-22 22:16:47 +0200573 depends on 4xx
Linus Torvalds1da177e2005-04-16 15:20:36 -0700574 help
Wolfram Sang4c03f682008-04-22 22:16:47 +0200575 Say Y here if you want to use IIC peripheral found on
576 embedded IBM PPC 4xx based systems.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700577
578 This driver can also be built as a module. If so, the module
579 will be called i2c-ibm_iic.
580
James Hogan27bce452014-11-13 15:32:21 -0300581config I2C_IMG
582 tristate "Imagination Technologies I2C SCB Controller"
Andrew Bresticker062052062014-11-18 15:58:33 -0800583 depends on MIPS || METAG || COMPILE_TEST
James Hogan27bce452014-11-13 15:32:21 -0300584 help
585 Say Y here if you want to use the IMG I2C SCB controller,
Andrew Bresticker062052062014-11-18 15:58:33 -0800586 available on the TZ1090 and other IMG SoCs.
James Hogan27bce452014-11-13 15:32:21 -0300587
588 This driver can also be built as a module. If so, the module
589 will be called i2c-img-scb.
590
Darius Augulisaa11e382009-01-30 10:32:28 +0200591config I2C_IMX
592 tristate "IMX I2C interface"
Greg Ungerer17791652016-10-17 11:54:05 +1000593 depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE
Darius Augulisaa11e382009-01-30 10:32:28 +0200594 help
595 Say Y here if you want to use the IIC bus controller on
Greg Ungerer17791652016-10-17 11:54:05 +1000596 the Freescale i.MX/MXC, Layerscape or ColdFire processors.
Darius Augulisaa11e382009-01-30 10:32:28 +0200597
598 This driver can also be built as a module. If so, the module
599 will be called i2c-imx.
600
Linus Torvalds1da177e2005-04-16 15:20:36 -0700601config I2C_IOP3XX
Dan Williams285f5fa2006-12-07 02:59:39 +0100602 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200603 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
Linus Torvalds1da177e2005-04-16 15:20:36 -0700604 help
605 Say Y here if you want to use the IIC bus controller on
Dan Williams285f5fa2006-12-07 02:59:39 +0100606 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700607
608 This driver can also be built as a module. If so, the module
609 will be called i2c-iop3xx.
610
Zubair Lutfullah Kakakhelba922222015-03-31 14:03:55 +0100611config I2C_JZ4780
612 tristate "JZ4780 I2C controller interface support"
613 depends on MACH_JZ4780 || COMPILE_TEST
614 help
615 If you say yes to this option, support will be included for the
616 Ingenic JZ4780 I2C controller.
617
618 If you don't know what to do here, say N.
619
Kevin Strassere0b9b7b2013-06-23 21:00:04 -0700620config I2C_KEMPLD
621 tristate "Kontron COM I2C Controller"
622 depends on MFD_KEMPLD
623 help
624 This enables support for the I2C bus interface on some Kontron ETX
625 and COMexpress (ETXexpress) modules.
626
627 This driver can also be built as a module. If so, the module
628 will be called i2c-kempld.
629
Joachim Eastwood3f9c37a2015-08-16 20:10:16 +0200630config I2C_LPC2K
631 tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx"
632 depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
633 help
634 This driver supports the I2C interface found several NXP
635 devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx.
636
637 This driver can also be built as a module. If so, the module
638 will be called i2c-lpc2k.
639
Beniamino Galvani30021e32014-11-13 20:32:01 +0100640config I2C_MESON
641 tristate "Amlogic Meson I2C controller"
Ben Dooks91401782016-07-06 21:17:05 +0100642 depends on ARCH_MESON || COMPILE_TEST
Beniamino Galvani30021e32014-11-13 20:32:01 +0100643 help
644 If you say yes to this option, support will be included for the
645 I2C interface on the Amlogic Meson family of SoCs.
646
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647config I2C_MPC
Wolfgang Grandeggerf00d7382010-02-17 11:19:19 +0100648 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
Kumar Gala0724d462011-03-15 11:02:43 -0500649 depends on PPC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700650 help
651 If you say yes to this option, support will be included for the
Wolfgang Grandeggerf00d7382010-02-17 11:19:19 +0100652 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
653 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700654
655 This driver can also be built as a module. If so, the module
656 will be called i2c-mpc.
657
Xudong Chence388152015-05-21 16:53:28 +0800658config I2C_MT65XX
659 tristate "MediaTek I2C adapter"
660 depends on ARCH_MEDIATEK || COMPILE_TEST
Geert Uytterhoevenfc0a1f02015-06-26 14:12:10 +0200661 depends on HAS_DMA
Xudong Chence388152015-05-21 16:53:28 +0800662 help
663 This selects the MediaTek(R) Integrated Inter Circuit bus driver
664 for MT65xx and MT81xx.
665 If you want to use MediaTek(R) I2C interface, say Y or M here.
666 If unsure, say N.
667
Jean Delvaref5b728a2008-07-14 22:38:23 +0200668config I2C_MV64XXX
669 tristate "Marvell mv64xxx I2C Controller"
Thomas Petazzoni05872b82016-04-22 15:19:51 +0200670 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI || ARCH_MVEBU
Linus Torvalds1da177e2005-04-16 15:20:36 -0700671 help
Jean Delvaref5b728a2008-07-14 22:38:23 +0200672 If you say yes to this option, support will be included for the
673 built-in I2C interface on the Marvell 64xxx line of host bridges.
Maxime Ripard3d66ac72013-06-12 18:53:32 +0200674 This driver is also used for Allwinner SoCs I2C controllers.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700675
676 This driver can also be built as a module. If so, the module
Jean Delvaref5b728a2008-07-14 22:38:23 +0200677 will be called i2c-mv64xxx.
Jean Delvare279e9022008-07-14 22:38:21 +0200678
Wolfram Sanga8da7fe2011-02-16 13:39:16 +0100679config I2C_MXS
680 tristate "Freescale i.MX28 I2C interface"
681 depends on SOC_IMX28
Wolfram Sang6b866c12011-08-31 20:37:50 +0200682 select STMP_DEVICE
Wolfram Sanga8da7fe2011-02-16 13:39:16 +0100683 help
684 Say Y here if you want to use the I2C bus controller on
685 the Freescale i.MX28 processors.
686
687 This driver can also be built as a module. If so, the module
688 will be called i2c-mxs.
689
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530690config I2C_NOMADIK
691 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
Alessandro Rubini419408e2012-06-11 22:56:49 +0200692 depends on ARM_AMBA
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530693 help
694 If you say yes to this option, support will be included for the
Alessandro Rubini419408e2012-06-11 22:56:49 +0200695 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
696 as well as the STA2X11 PCIe I/O HUB.
srinidhi kasagar3f9900f2010-02-01 19:44:54 +0530697
Peter Korsgaard18f98b12006-06-04 20:01:08 +0200698config I2C_OCORES
699 tristate "OpenCores I2C Controller"
Peter Korsgaard18f98b12006-06-04 20:01:08 +0200700 help
701 If you say yes to this option, support will be included for the
702 OpenCores I2C controller. For details see
703 http://www.opencores.org/projects.cgi/web/i2c/overview
704
705 This driver can also be built as a module. If so, the module
706 will be called i2c-ocores.
707
Komal Shah010d442c42006-08-13 23:44:09 +0200708config I2C_OMAP
709 tristate "OMAP I2C adapter"
Jan Engelhardt16538e62007-05-01 23:26:34 +0200710 depends on ARCH_OMAP
Komal Shah010d442c42006-08-13 23:44:09 +0200711 default y if MACH_OMAP_H3 || MACH_OMAP_OSK
712 help
713 If you say yes to this option, support will be included for the
714 I2C interface on the Texas Instruments OMAP1/2 family of processors.
715 Like OMAP1510/1610/1710/5912 and OMAP242x.
716 For details see http://www.ti.com/omap.
717
Jean Delvaref5b728a2008-07-14 22:38:23 +0200718config I2C_PASEMI
719 tristate "PA Semi SMBus interface"
720 depends on PPC_PASEMI && PCI
721 help
722 Supports the PA Semi PWRficient on-chip SMBus interfaces.
723
Wolfram Sang35bfc352010-06-03 11:33:56 +0200724config I2C_PCA_PLATFORM
725 tristate "PCA9564/PCA9665 as platform device"
726 select I2C_ALGOPCA
727 default n
728 help
729 This driver supports a memory mapped Philips PCA9564/PCA9665
730 parallel bus to I2C bus controller.
731
732 This driver can also be built as a module. If so, the module
733 will be called i2c-pca-platform.
734
735config I2C_PMCMSP
736 tristate "PMC MSP I2C TWI Controller"
737 depends on PMC_MSP
738 help
739 This driver supports the PMC TWI controller on MSP devices.
740
741 This driver can also be built as module. If so, the module
742 will be called i2c-pmcmsp.
743
Jean Delvaref5b728a2008-07-14 22:38:23 +0200744config I2C_PNX
Kevin Wellsc1151672010-08-05 15:40:17 -0700745 tristate "I2C bus support for Philips PNX and NXP LPC targets"
Roland Stigged684f052012-08-26 16:30:37 +0200746 depends on ARCH_LPC32XX
Jean Delvaref5b728a2008-07-14 22:38:23 +0200747 help
748 This driver supports the Philips IP3204 I2C IP block master and/or
749 slave controller
750
751 This driver can also be built as a module. If so, the module
752 will be called i2c-pnx.
753
GuanXuetaod10e4a62011-02-26 21:29:29 +0800754config I2C_PUV3
755 tristate "PKUnity v3 I2C bus support"
756 depends on UNICORE32 && ARCH_PUV3
757 select I2C_ALGOBIT
758 help
759 This driver supports the I2C IP inside the PKUnity-v3 SoC.
760 This I2C bus controller is under AMBA/AXI bus.
761
762 This driver can also be built as a module. If so, the module
763 will be called i2c-puv3.
764
Jean Delvaref5b728a2008-07-14 22:38:23 +0200765config I2C_PXA
Haojian Zhuangd7c46dd2009-09-04 17:37:17 +0800766 tristate "Intel PXA2XX I2C adapter"
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100767 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
Jean Delvaref5b728a2008-07-14 22:38:23 +0200768 help
769 If you have devices in the PXA I2C bus, say yes to this option.
770 This driver can also be built as a module. If so, the module
771 will be called i2c-pxa.
772
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100773config I2C_PXA_PCI
774 def_bool I2C_PXA && X86_32 && PCI && OF
775
Jean Delvaref5b728a2008-07-14 22:38:23 +0200776config I2C_PXA_SLAVE
777 bool "Intel PXA2XX I2C Slave comms support"
Sebastian Andrzej Siewior7e94dd12011-03-02 11:26:53 +0100778 depends on I2C_PXA && !X86_32
Jean Delvaref5b728a2008-07-14 22:38:23 +0200779 help
780 Support I2C slave mode communications on the PXA I2C bus. This
781 is necessary for systems where the PXA may be a target on the
782 I2C bus.
783
Bjorn Andersson10c5a842014-03-13 19:07:43 -0700784config I2C_QUP
785 tristate "Qualcomm QUP based I2C controller"
786 depends on ARCH_QCOM
787 help
788 If you say yes to this option, support will be included for the
789 built-in I2C interface on the Qualcomm SoCs.
790
791 This driver can also be built as a module. If so, the module
792 will be called i2c-qup.
793
Sagar Dharia7c927c02016-11-23 11:51:43 -0700794config I2C_QCOM_GENI
795 tristate "Qualcomm Technologies Inc.'s GENI based I2C controller"
796 depends on ARCH_QCOM
797 help
798 If you say yes to this option, support will be included for the
799 built-in I2C interface on the Qualcomm Technologies Inc.'s SoCs.
800
801 This driver can also be built as a module. If so, the module
802 will be called i2c-qcom-geni.
803
Wolfram Sang310c18a2013-12-20 19:08:50 +0100804config I2C_RIIC
805 tristate "Renesas RIIC adapter"
Simon Horman07316142016-02-22 10:15:19 +0900806 depends on ARCH_RENESAS || COMPILE_TEST
Wolfram Sang310c18a2013-12-20 19:08:50 +0100807 help
808 If you say yes to this option, support will be included for the
809 Renesas RIIC I2C interface.
810
811 This driver can also be built as a module. If so, the module
812 will be called i2c-riic.
813
Max Schwarzc41aa3c2014-06-11 22:34:37 +0200814config I2C_RK3X
815 tristate "Rockchip RK3xxx I2C adapter"
Max Schwarz80f17742014-11-24 01:32:27 +0100816 depends on OF && COMMON_CLK
Max Schwarzc41aa3c2014-06-11 22:34:37 +0200817 help
818 Say Y here to include support for the I2C adapter in Rockchip RK3xxx
819 SoCs.
820
821 This driver can also be built as a module. If so, the module will
822 be called i2c-rk3x.
823
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900824config HAVE_S3C2410_I2C
825 bool
826 help
827 This will include I2C support for Samsung SoCs. If you want to
828 include I2C support for any machine, kindly select this in the
829 respective Kconfig file.
830
Jean Delvaref5b728a2008-07-14 22:38:23 +0200831config I2C_S3C2410
832 tristate "S3C2410 I2C Driver"
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900833 depends on HAVE_S3C2410_I2C
Jean Delvaref5b728a2008-07-14 22:38:23 +0200834 help
835 Say Y here to include support for I2C controller in the
Naveen Krishna Ch4b623922010-07-29 18:49:34 +0900836 Samsung SoCs.
Jean Delvaref5b728a2008-07-14 22:38:23 +0200837
838config I2C_SH7760
839 tristate "Renesas SH7760 I2C Controller"
840 depends on CPU_SUBTYPE_SH7760
841 help
842 This driver supports the 2 I2C interfaces on the Renesas SH7760.
843
844 This driver can also be built as a module. If so, the module
845 will be called i2c-sh7760.
846
847config I2C_SH_MOBILE
848 tristate "SuperH Mobile I2C Controller"
Geert Uytterhoevenf16ea4f2014-12-15 14:37:04 +0100849 depends on HAS_DMA
Geert Uytterhoeven17f80482016-08-31 11:35:13 +0200850 depends on ARCH_SHMOBILE || ARCH_RENESAS || COMPILE_TEST
Jean Delvaref5b728a2008-07-14 22:38:23 +0200851 help
852 If you say yes to this option, support will be included for the
853 built-in I2C interface on the Renesas SH-Mobile processor.
854
855 This driver can also be built as a module. If so, the module
856 will be called i2c-sh_mobile.
857
858config I2C_SIMTEC
859 tristate "Simtec Generic I2C interface"
860 select I2C_ALGOBIT
861 help
862 If you say yes to this option, support will be included for
863 the Simtec Generic I2C interface. This driver is for the
864 simple I2C bus used on newer Simtec products for general
865 I2C, such as DDC on the Simtec BBD2016A.
866
867 This driver can also be built as a module. If so, the module
868 will be called i2c-simtec.
869
Zhiwu Song979b9072012-02-08 23:28:35 +0800870config I2C_SIRF
871 tristate "CSR SiRFprimaII I2C interface"
Arnd Bergmannc5dece32013-06-10 18:07:14 +0200872 depends on ARCH_SIRF
Zhiwu Song979b9072012-02-08 23:28:35 +0800873 help
874 If you say yes to this option, support will be included for the
875 CSR SiRFprimaII I2C interface.
876
877 This driver can also be built as a module. If so, the module
878 will be called i2c-sirf.
879
Maxime COQUELIN85b4fab2013-11-06 09:25:12 +0100880config I2C_ST
881 tristate "STMicroelectronics SSC I2C support"
882 depends on ARCH_STI
883 help
884 Enable this option to add support for STMicroelectronics SoCs
885 hardware SSC (Synchronous Serial Controller) as an I2C controller.
886
887 This driver can also be built as module. If so, the module
888 will be called i2c-st.
889
Linus Walleij18904c02009-06-13 21:51:34 +0200890config I2C_STU300
891 tristate "ST Microelectronics DDC I2C interface"
Linus Walleij4eaad8a2009-06-15 00:30:18 +0200892 depends on MACH_U300
Linus Walleij18904c02009-06-13 21:51:34 +0200893 default y if MACH_U300
894 help
895 If you say yes to this option, support will be included for the
896 I2C interface from ST Microelectronics simply called "DDC I2C"
897 supporting both I2C and DDC, used in e.g. the U300 series
898 mobile platforms.
899
900 This driver can also be built as a module. If so, the module
901 will be called i2c-stu300.
902
Boris BREZILLON3e833492014-06-11 11:17:30 +0200903config I2C_SUN6I_P2WI
904 tristate "Allwinner sun6i internal P2WI controller"
905 depends on RESET_CONTROLLER
906 depends on MACH_SUN6I || COMPILE_TEST
907 help
908 If you say yes to this option, support will be included for the
909 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi
910 SOCs.
911 The P2WI looks like an SMBus controller (which supports only byte
912 accesses), except that it only supports one slave device.
913 This interface is used to connect to specific PMIC devices (like the
914 AXP221).
915
Colin Crossdb811ca2011-02-20 17:14:21 -0800916config I2C_TEGRA
917 tristate "NVIDIA Tegra internal I2C controller"
918 depends on ARCH_TEGRA
919 help
920 If you say yes to this option, support will be included for the
921 I2C controller embedded in NVIDIA Tegra SOCs
922
Masahiro Yamadadd6fd4a2015-10-23 19:51:59 +0900923config I2C_UNIPHIER
924 tristate "UniPhier FIFO-less I2C controller"
Masahiro Yamada61c18ae2016-01-31 22:34:02 +0900925 depends on ARCH_UNIPHIER || COMPILE_TEST
Masahiro Yamadadd6fd4a2015-10-23 19:51:59 +0900926 help
927 If you say yes to this option, support will be included for
928 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8,
929 or older UniPhier SoCs.
930
Masahiro Yamada6a629742015-10-23 19:52:00 +0900931config I2C_UNIPHIER_F
932 tristate "UniPhier FIFO-builtin I2C controller"
Masahiro Yamada61c18ae2016-01-31 22:34:02 +0900933 depends on ARCH_UNIPHIER || COMPILE_TEST
Masahiro Yamada6a629742015-10-23 19:52:00 +0900934 help
935 If you say yes to this option, support will be included for
936 the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4,
937 PH1-Pro5, or newer UniPhier SoCs.
938
Jean Delvaref5b728a2008-07-14 22:38:23 +0200939config I2C_VERSATILE
940 tristate "ARM Versatile/Realview I2C bus support"
Axel Lin9f6db9b2016-07-09 13:31:23 +0800941 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS || COMPILE_TEST
Jean Delvaref5b728a2008-07-14 22:38:23 +0200942 select I2C_ALGOBIT
943 help
944 Say yes if you want to support the I2C serial bus on ARMs Versatile
945 range of platforms.
946
947 This driver can also be built as a module. If so, the module
948 will be called i2c-versatile.
949
Tony Prisk560746e2013-06-15 09:52:16 +1200950config I2C_WMT
951 tristate "Wondermedia WM8xxx SoC I2C bus support"
952 depends on ARCH_VT8500
953 help
954 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
955 SoCs.
956
957 This driver can also be built as a module. If so, the module will be
958 called i2c-wmt.
959
Rade Bozic85660f42010-01-28 12:47:07 -0800960config I2C_OCTEON
961 tristate "Cavium OCTEON I2C bus support"
David Daney9ddebc42013-05-22 15:10:46 +0000962 depends on CAVIUM_OCTEON_SOC
Rade Bozic85660f42010-01-28 12:47:07 -0800963 help
964 Say yes if you want to support the I2C serial bus on Cavium
965 OCTEON SOC.
966
967 This driver can also be built as a module. If so, the module
968 will be called i2c-octeon.
969
Jan Glauber22d40202016-08-24 23:25:44 +0200970config I2C_THUNDERX
971 tristate "Cavium ThunderX I2C bus support"
972 depends on 64BIT && PCI && (ARM64 || COMPILE_TEST)
Jan Glauber1e586672016-08-24 23:25:45 +0200973 select I2C_SMBUS
Jan Glauber22d40202016-08-24 23:25:44 +0200974 help
975 Say yes if you want to support the I2C serial bus on Cavium
976 ThunderX SOC.
977
978 This driver can also be built as a module. If so, the module
979 will be called i2c-thunderx.
980
Richard Röjforse1d5b652010-02-11 10:42:00 +0100981config I2C_XILINX
982 tristate "Xilinx I2C Controller"
Kees Cook417e86c2013-01-16 18:53:37 -0800983 depends on HAS_IOMEM
Richard Röjforse1d5b652010-02-11 10:42:00 +0100984 help
985 If you say yes to this option, support will be included for the
986 Xilinx I2C controller.
987
988 This driver can also be built as a module. If so, the module
989 will be called xilinx_i2c.
990
Ganesan Ramalingam401c3432012-01-27 14:15:37 +0530991config I2C_XLR
Måns Rullgård75d31c22015-11-02 02:03:36 +0000992 tristate "Netlogic XLR and Sigma Designs I2C support"
Marc Gonzaleze3879e42016-05-11 17:20:05 +0200993 depends on CPU_XLR || ARCH_TANGO
Ganesan Ramalingam401c3432012-01-27 14:15:37 +0530994 help
995 This driver enables support for the on-chip I2C interface of
Måns Rullgård75d31c22015-11-02 02:03:36 +0000996 the Netlogic XLR/XLS MIPS processors and Sigma Designs SOCs.
Ganesan Ramalingam401c3432012-01-27 14:15:37 +0530997
998 This driver can also be built as a module. If so, the module
999 will be called i2c-xlr.
1000
Subhendu Sekhar Behera2bbd6812015-03-18 17:20:29 +05301001config I2C_XLP9XX
1002 tristate "XLP9XX I2C support"
Tanmay Jagdale8574ad72016-04-11 18:01:26 +05301003 depends on CPU_XLP || ARCH_VULCAN || COMPILE_TEST
Subhendu Sekhar Behera2bbd6812015-03-18 17:20:29 +05301004 help
1005 This driver enables support for the on-chip I2C interface of
Tanmay Jagdale8574ad72016-04-11 18:01:26 +05301006 the Broadcom XLP9xx/XLP5xx MIPS and Vulcan ARM64 processors.
Subhendu Sekhar Behera2bbd6812015-03-18 17:20:29 +05301007
1008 This driver can also be built as a module. If so, the module will
1009 be called i2c-xlp9xx.
1010
Kuninori Morimoto6ccbe602012-09-27 23:44:25 -07001011config I2C_RCAR
1012 tristate "Renesas R-Car I2C Controller"
Geert Uytterhoeven79439d832016-05-22 09:38:35 +02001013 depends on HAS_DMA
Simon Horman07316142016-02-22 10:15:19 +09001014 depends on ARCH_RENESAS || COMPILE_TEST
Jean Delvared5fd1202015-01-26 20:59:31 +01001015 select I2C_SLAVE
Kuninori Morimoto6ccbe602012-09-27 23:44:25 -07001016 help
1017 If you say yes to this option, support will be included for the
1018 R-Car I2C controller.
1019
1020 This driver can also be built as a module. If so, the module
1021 will be called i2c-rcar.
1022
Jean Delvaref5b728a2008-07-14 22:38:23 +02001023comment "External I2C/SMBus adapter drivers"
1024
Guenter Roeck335d7c52011-01-26 11:45:49 -08001025config I2C_DIOLAN_U2C
1026 tristate "Diolan U2C-12 USB adapter"
1027 depends on USB
1028 help
1029 If you say yes to this option, support will be included for Diolan
1030 U2C-12, a USB to I2C interface.
1031
1032 This driver can also be built as a module. If so, the module
1033 will be called i2c-diolan-u2c.
1034
Laurentiu Palcudb23e502014-11-06 15:48:04 +02001035config I2C_DLN2
1036 tristate "Diolan DLN-2 USB I2C adapter"
1037 depends on MFD_DLN2
1038 help
1039 If you say yes to this option, support will be included for Diolan
1040 DLN2, a USB to I2C interface.
1041
1042 This driver can also be built as a module. If so, the module
1043 will be called i2c-dln2.
1044
Linus Torvalds1da177e2005-04-16 15:20:36 -07001045config I2C_PARPORT
1046 tristate "Parallel port adapter"
Martin Schwidefsky0244ad02013-08-30 09:39:53 +02001047 depends on PARPORT
Linus Torvalds1da177e2005-04-16 15:20:36 -07001048 select I2C_ALGOBIT
Jean Delvare35859252010-03-02 12:23:44 +01001049 select I2C_SMBUS
Linus Torvalds1da177e2005-04-16 15:20:36 -07001050 help
1051 This supports parallel port I2C adapters such as the ones made by
1052 Philips or Velleman, Analog Devices evaluation boards, and more.
1053 Basically any adapter using the parallel port as an I2C bus with
1054 no extra chipset is supported by this driver, or could be.
1055
1056 This driver is a replacement for (and was inspired by) an older
1057 driver named i2c-philips-par. The new driver supports more devices,
1058 and makes it easier to add support for new devices.
Mark M. Hoffmane97b81d2006-03-23 16:50:25 +01001059
1060 An adapter type parameter is now mandatory. Please read the file
1061 Documentation/i2c/busses/i2c-parport for details.
1062
Linus Torvalds1da177e2005-04-16 15:20:36 -07001063 Another driver exists, named i2c-parport-light, which doesn't depend
1064 on the parport driver. This is meant for embedded systems. Don't say
1065 Y here if you intend to say Y or M there.
1066
Wolfram Sang4c03f682008-04-22 22:16:47 +02001067 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -07001068 will be called i2c-parport.
1069
1070config I2C_PARPORT_LIGHT
1071 tristate "Parallel port adapter (light)"
Linus Torvalds1da177e2005-04-16 15:20:36 -07001072 select I2C_ALGOBIT
Jean Delvare927ab2f2010-03-02 12:23:45 +01001073 select I2C_SMBUS
Linus Torvalds1da177e2005-04-16 15:20:36 -07001074 help
1075 This supports parallel port I2C adapters such as the ones made by
1076 Philips or Velleman, Analog Devices evaluation boards, and more.
1077 Basically any adapter using the parallel port as an I2C bus with
1078 no extra chipset is supported by this driver, or could be.
1079
1080 This driver is a light version of i2c-parport. It doesn't depend
1081 on the parport driver, and uses direct I/O access instead. This
Matt LaPlante09509602006-10-03 22:31:37 +02001082 might be preferred on embedded systems where wasting memory for
Linus Torvalds1da177e2005-04-16 15:20:36 -07001083 the clean but heavy parport handling is not an option. The
1084 drawback is a reduced portability and the impossibility to
Matt LaPlante09509602006-10-03 22:31:37 +02001085 daisy-chain other parallel port devices.
Wolfram Sang4c03f682008-04-22 22:16:47 +02001086
Linus Torvalds1da177e2005-04-16 15:20:36 -07001087 Don't say Y here if you said Y or M to i2c-parport. Saying M to
1088 both is possible but both modules should not be loaded at the same
1089 time.
1090
Wolfram Sang4c03f682008-04-22 22:16:47 +02001091 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -07001092 will be called i2c-parport-light.
1093
Andrew Lunn83e53a82014-01-11 00:23:59 +01001094config I2C_ROBOTFUZZ_OSIF
1095 tristate "RobotFuzz Open Source InterFace USB adapter"
1096 depends on USB
1097 help
1098 If you say yes to this option, support will be included for the
1099 RobotFuzz Open Source InterFace USB to I2C interface.
1100
1101 This driver can also be built as a module. If so, the module
1102 will be called i2c-osif.
1103
Jean Delvaref5b728a2008-07-14 22:38:23 +02001104config I2C_TAOS_EVM
1105 tristate "TAOS evaluation module"
Linus Torvalds21eaab62013-02-21 13:41:04 -08001106 depends on TTY
Jean Delvaref5b728a2008-07-14 22:38:23 +02001107 select SERIO
1108 select SERIO_SERPORT
1109 default n
Olof Johanssonbeb58aa2007-02-13 22:09:03 +01001110 help
Jean Delvaref5b728a2008-07-14 22:38:23 +02001111 This supports TAOS evaluation modules on serial port. In order to
1112 use this driver, you will need the inputattach tool, which is part
1113 of the input-utils package.
Olof Johanssonbeb58aa2007-02-13 22:09:03 +01001114
Jean Delvaref5b728a2008-07-14 22:38:23 +02001115 If unsure, say N.
1116
1117 This support is also available as a module. If so, the module
1118 will be called i2c-taos-evm.
1119
1120config I2C_TINY_USB
1121 tristate "Tiny-USB adapter"
1122 depends on USB
Linus Torvalds1da177e2005-04-16 15:20:36 -07001123 help
Jean Delvaref5b728a2008-07-14 22:38:23 +02001124 If you say yes to this option, support will be included for the
1125 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
1126 http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
1127
1128 This driver can also be built as a module. If so, the module
1129 will be called i2c-tiny-usb.
1130
Lars Poeschel174a13a2012-11-19 16:36:04 +01001131config I2C_VIPERBOARD
1132 tristate "Viperboard I2C master support"
1133 depends on MFD_VIPERBOARD && USB
1134 help
1135 Say yes here to access the I2C part of the Nano River
1136 Technologies Viperboard as I2C master.
1137 See viperboard API specification and Nano
1138 River Tech's viperboard.h for detailed meaning
1139 of the module parameters.
1140
Jean Delvaref5b728a2008-07-14 22:38:23 +02001141comment "Other I2C/SMBus bus drivers"
1142
1143config I2C_ACORN
1144 tristate "Acorn IOC/IOMD I2C bus support"
1145 depends on ARCH_ACORN
1146 default y
1147 select I2C_ALGOBIT
1148 help
1149 Say yes if you want to support the I2C bus on Acorn platforms.
1150
1151 If you don't know, say Y.
1152
1153config I2C_ELEKTOR
1154 tristate "Elektor ISA card"
Uwe Kleine-Königce816fa2014-04-07 15:39:19 -07001155 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP
Jean Delvaref5b728a2008-07-14 22:38:23 +02001156 select I2C_ALGOPCF
1157 help
1158 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
1159 such an adapter.
1160
1161 This support is also available as a module. If so, the module
1162 will be called i2c-elektor.
1163
1164config I2C_PCA_ISA
Marco Aurelio da Costaeff9ec92009-03-28 21:34:44 +01001165 tristate "PCA9564/PCA9665 on an ISA bus"
Jean Delvaref5b728a2008-07-14 22:38:23 +02001166 depends on ISA
1167 select I2C_ALGOPCA
1168 default n
1169 help
Marco Aurelio da Costaeff9ec92009-03-28 21:34:44 +01001170 This driver supports ISA boards using the Philips PCA9564/PCA9665
Jean Delvaref5b728a2008-07-14 22:38:23 +02001171 parallel bus to I2C bus controller.
1172
1173 This driver can also be built as a module. If so, the module
1174 will be called i2c-pca-isa.
1175
1176 This device is almost undetectable and using this driver on a
1177 system which doesn't have this device will result in long
1178 delays when I2C/SMBus chip drivers are loaded (e.g. at boot
1179 time). If unsure, say N.
1180
Linus Torvalds1da177e2005-04-16 15:20:36 -07001181config I2C_SIBYTE
1182 tristate "SiByte SMBus interface"
Jan Engelhardt16538e62007-05-01 23:26:34 +02001183 depends on SIBYTE_SB1xxx_SOC
Linus Torvalds1da177e2005-04-16 15:20:36 -07001184 help
1185 Supports the SiByte SOC on-chip I2C interfaces (2 channels).
1186
Doug Anderson9d230c92014-04-30 10:44:09 -07001187config I2C_CROS_EC_TUNNEL
1188 tristate "ChromeOS EC tunnel I2C bus"
Javier Martinez Canillas480b1412015-08-19 13:19:57 +02001189 depends on MFD_CROS_EC
Doug Anderson9d230c92014-04-30 10:44:09 -07001190 help
1191 If you say yes here you get an I2C bus that will tunnel i2c commands
1192 through to the other side of the ChromeOS EC to the i2c bus
1193 connected there. This will work whatever the interface used to
1194 talk to the EC (SPI, I2C or LPC).
1195
Feng Kanf6505fb2015-04-24 15:17:50 -07001196config I2C_XGENE_SLIMPRO
1197 tristate "APM X-Gene SoC I2C SLIMpro devices support"
1198 depends on ARCH_XGENE && MAILBOX
1199 help
1200 Enable I2C bus access using the APM X-Gene SoC SLIMpro
1201 co-processor. The I2C device access the I2C bus via the X-Gene
1202 to SLIMpro (On chip coprocessor) mailbox mechanism.
1203 If unsure, say N.
1204
Linus Torvalds1da177e2005-04-16 15:20:36 -07001205config SCx200_ACB
Ben Gardnera417bbd2006-01-18 22:53:09 +01001206 tristate "Geode ACCESS.bus support"
Jan Engelhardt16538e62007-05-01 23:26:34 +02001207 depends on X86_32 && PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -07001208 help
Ben Gardnera417bbd2006-01-18 22:53:09 +01001209 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
1210 SC1100 processors and the CS5535 and CS5536 Geode companion devices.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001211
1212 If you don't know what to do here, say N.
1213
Wolfram Sang4c03f682008-04-22 22:16:47 +02001214 This support is also available as a module. If so, the module
Linus Torvalds1da177e2005-04-16 15:20:36 -07001215 will be called scx200_acb.
1216
Neelesh Gupta47083452014-12-13 23:31:05 +05301217config I2C_OPAL
1218 tristate "IBM OPAL I2C driver"
1219 depends on PPC_POWERNV
1220 default y
1221 help
1222 This exposes the PowerNV platform i2c busses to the linux i2c layer,
1223 the driver is based on the OPAL interfaces.
1224
1225 This driver can also be built as a module. If so, the module will be
1226 called as i2c-opal.
1227
Shrey Vijayd494f5e2017-07-24 16:08:33 +05301228config I2C_MSM_V2
1229 tristate "I2C_MSM_V2"
1230 depends on ARCH_QCOM
1231 help
1232 If you say yes to this option, support will be included for the
1233 built-in I2C interface and its DMA engine on the MSM family
1234 processors.
1235
1236 This driver can also be built as a module. If so, the module
1237 will be called i2c-msm-v2.
1238
1239
Linus Torvalds1da177e2005-04-16 15:20:36 -07001240endmenu