i2c: i801: Document Intel DNV and Broxton
[linux-2.6-block.git] / drivers / i2c / busses / Kconfig
CommitLineData
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1#
2# Sensor device configuration
3#
4
5menu "I2C Hardware Bus support"
3ddb59d4 6 depends on HAS_IOMEM
1da177e4 7
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8comment "PC SMBus host controller drivers"
9 depends on PCI
10
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11config I2C_ALI1535
12 tristate "ALI 1535"
16538e6b 13 depends on PCI
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14 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"
417e86ce 25 depends on PCI
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26 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"
16538e6b 37 depends on PCI
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38 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"
16538e6b 47 depends on PCI
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48 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"
417e86ce 59 depends on I2C_AMD756 && X86
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60 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"
16538e6b 72 depends on PCI
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73 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
15ef2775
WY
80config I2C_HIX5HD2
81 tristate "Hix5hd2 high-speed I2C driver"
181d9a07 82 depends on ARCH_HIX5HD2 || COMPILE_TEST
15ef2775
WY
83 help
84 Say Y here to include support for high-speed I2C controller in the
85 Hisilicon based hix5hd2 SoCs.
86
87 This driver can also be built as a module. If so, the module
88 will be called i2c-hix5hd2.
89
1da177e4 90config I2C_I801
39376434 91 tristate "Intel 82801 (ICH/PCH)"
16538e6b 92 depends on PCI
8eacfceb 93 select CHECK_SIGNATURE if X86 && DMI
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94 help
95 If you say yes to this option, support will be included for the Intel
96 801 family of mainboard I2C interfaces. Specifically, the following
97 versions of the chipset are supported:
98 82801AA
99 82801AB
100 82801BA
101 82801CA/CAM
102 82801DB
103 82801EB/ER (ICH5/ICH5R)
104 6300ESB
105 ICH6
106 ICH7
b0a70b57 107 ESB2
8254fc4a 108 ICH8
adbc2a10 109 ICH9
cb04e95b 110 EP80579 (Tolapai)
d28dc711 111 ICH10
cb04e95b 112 5/3400 Series (PCH)
662cda8a 113 6 Series (PCH)
e30d9859 114 Patsburg (PCH)
662cda8a 115 DH89xxCC (PCH)
6e2a851e 116 Panther Point (PCH)
062737fb 117 Lynx Point (PCH)
4a8f1ddd 118 Lynx Point-LP (PCH)
c2db409c 119 Avoton (SOC)
a3fc0ff0 120 Wellsburg (PCH)
f39901c1 121 Coleto Creek (PCH)
b299de83 122 Wildcat Point (PCH)
afc65924 123 Wildcat Point-LP (PCH)
1b31e9b7 124 BayTrail (SOC)
3e27a844 125 Sunrise Point-H (PCH)
3eee1799 126 Sunrise Point-LP (PCH)
2b630df7
JN
127 DNV (SOC)
128 Broxton (SOC)
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129
130 This driver can also be built as a module. If so, the module
131 will be called i2c-i801.
132
5bc12008
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133config I2C_ISCH
134 tristate "Intel SCH SMBus 1.0"
0244ad00 135 depends on PCI
fd46a006 136 select LPC_SCH
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137 help
138 Say Y here if you want to use SMBus controller on the Intel SCH
139 based systems.
140
141 This driver can also be built as a module. If so, the module
142 will be called i2c-isch.
143
13f35ac1
NH
144config I2C_ISMT
145 tristate "Intel iSMT SMBus Controller"
146 depends on PCI && X86
147 help
148 If you say yes to this option, support will be included for the Intel
149 iSMT SMBus host controller interface.
150
151 This driver can also be built as a module. If so, the module will be
152 called i2c-ismt.
153
1da177e4 154config I2C_PIIX4
76b3e28f 155 tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
16538e6b 156 depends on PCI
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157 help
158 If you say yes to this option, support will be included for the Intel
159 PIIX4 family of mainboard I2C interfaces. Specifically, the following
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160 versions of the chipset are supported (note that Serverworks is part
161 of Broadcom):
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162 Intel PIIX4
163 Intel 440MX
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164 ATI IXP200
165 ATI IXP300
166 ATI IXP400
4e6697fc 167 ATI SB600
2a2f7404 168 ATI SB700/SP5100
60693e5a 169 ATI SB800
3806e94b 170 AMD Hudson-2
032f708b 171 AMD ML
b996ac90 172 AMD CZ
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173 Serverworks OSB4
174 Serverworks CSB5
175 Serverworks CSB6
5f7ea3c5 176 Serverworks HT-1000
506a8b6c 177 Serverworks HT-1100
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178 SMSC Victory66
179
2a2f7404
AA
180 Some AMD chipsets contain two PIIX4-compatible SMBus
181 controllers. This driver will attempt to use both controllers
182 on the SB700/SP5100, if they have been initialized by the BIOS.
183
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184 This driver can also be built as a module. If so, the module
185 will be called i2c-piix4.
186
1da177e4 187config I2C_NFORCE2
5d740fe9 188 tristate "Nvidia nForce2, nForce3 and nForce4"
16538e6b 189 depends on PCI
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190 help
191 If you say yes to this option, support will be included for the Nvidia
5d740fe9 192 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
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193
194 This driver can also be built as a module. If so, the module
195 will be called i2c-nforce2.
196
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197config I2C_NFORCE2_S4985
198 tristate "SMBus multiplexing on the Tyan S4985"
417e86ce 199 depends on I2C_NFORCE2 && X86
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200 help
201 Enabling this option will add specific SMBus support for the Tyan
202 S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
203 over 4 different channels, where the various memory module EEPROMs
204 live. Saying yes here will give you access to these in addition
205 to the trunk.
206
207 This driver can also be built as a module. If so, the module
208 will be called i2c-nforce2-s4985.
209
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210config I2C_SIS5595
211 tristate "SiS 5595"
212 depends on PCI
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213 help
214 If you say yes to this option, support will be included for the
f5b728a1 215 SiS5595 SMBus (a subset of I2C) interface.
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216
217 This driver can also be built as a module. If so, the module
f5b728a1 218 will be called i2c-sis5595.
18f98b1e 219
f5b728a1 220config I2C_SIS630
974d6a37 221 tristate "SiS 630/730/964"
f5b728a1 222 depends on PCI
010d442c
KS
223 help
224 If you say yes to this option, support will be included for the
974d6a37 225 SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
010d442c 226
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227 This driver can also be built as a module. If so, the module
228 will be called i2c-sis630.
229
230config I2C_SIS96X
231 tristate "SiS 96x"
232 depends on PCI
233 help
234 If you say yes to this option, support will be included for the SiS
235 96x SMBus (a subset of I2C) interfaces. Specifically, the following
236 chipsets are supported:
237 645/961
238 645DX/961
239 645DX/962
240 648/961
241 650/961
242 735
243 745
244
245 This driver can also be built as a module. If so, the module
246 will be called i2c-sis96x.
247
248config I2C_VIA
249 tristate "VIA VT82C586B"
417e86ce 250 depends on PCI
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251 select I2C_ALGOBIT
252 help
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253 If you say yes to this option, support will be included for the VIA
254 82C586B I2C interface
1da177e4 255
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256 This driver can also be built as a module. If so, the module
257 will be called i2c-via.
e97b81dd 258
f5b728a1 259config I2C_VIAPRO
01d56a6a 260 tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
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261 depends on PCI
262 help
263 If you say yes to this option, support will be included for the VIA
264 VT82C596 and later SMBus interface. Specifically, the following
265 chipsets are supported:
266 VT82C596A/B
267 VT82C686A/B
268 VT8231
269 VT8233/A
270 VT8235
271 VT8237R/A/S
272 VT8251
273 CX700
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274 VX800/VX820
275 VX855/VX875
01d56a6a 276 VX900
e97b81dd 277
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278 This driver can also be built as a module. If so, the module
279 will be called i2c-viapro.
1da177e4 280
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281if ACPI
282
283comment "ACPI drivers"
284
285config I2C_SCMI
286 tristate "SMBus Control Method Interface"
287 help
288 This driver supports the SMBus Control Method Interface. It needs the
289 BIOS to declare ACPI control methods as described in the SMBus Control
290 Method Interface specification.
291
292 To compile this driver as a module, choose M here:
293 the module will be called i2c-scmi.
294
295endif # ACPI
296
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297comment "Mac SMBus host controller drivers"
298 depends on PPC_CHRP || PPC_PMAC
1da177e4 299
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300config I2C_HYDRA
301 tristate "CHRP Apple Hydra Mac I/O I2C interface"
417e86ce 302 depends on PCI && PPC_CHRP
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303 select I2C_ALGOBIT
304 help
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305 This supports the use of the I2C interface in the Apple Hydra Mac
306 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
307 have such a machine.
4c03f68f 308
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309 This support is also available as a module. If so, the module
310 will be called i2c-hydra.
311
312config I2C_POWERMAC
313 tristate "Powermac I2C interface"
314 depends on PPC_PMAC
315 default y
316 help
317 This exposes the various PowerMac i2c interfaces to the linux i2c
318 layer and to userland. It is used by various drivers on the PowerMac
319 platform, and should generally be enabled.
1da177e4 320
4c03f68f 321 This support is also available as a module. If so, the module
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322 will be called i2c-powermac.
323
324comment "I2C system bus drivers (mostly embedded / system-on-chip)"
325
326config I2C_AT91
327 tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
417e86ce 328 depends on ARCH_AT91
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329 help
330 This supports the use of the I2C interface on Atmel AT91
331 processors.
332
fac368a0
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333 A serious problem is that there is no documented way to issue
334 repeated START conditions for more than two messages, as needed
f5b728a1 335 to support combined I2C messages. Use the i2c-gpio driver
fac368a0
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336 unless your system can cope with this limitation.
337
338 Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
339 don't have clock stretching in transmission mode. For that reason,
340 you can encounter underrun issues causing premature stop sendings if
341 the latency to fill the transmission register is too long. If you
342 are facing this situation, use the i2c-gpio driver.
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343
344config I2C_AU1550
809f36c6 345 tristate "Au1550/Au1200/Au1300 SMBus interface"
37663860 346 depends on MIPS_ALCHEMY
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347 help
348 If you say yes to this option, support will be included for the
809f36c6 349 Au1550/Au1200/Au1300 SMBus interface.
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350
351 This driver can also be built as a module. If so, the module
352 will be called i2c-au1550.
353
08678b85
AB
354config I2C_AXXIA
355 tristate "Axxia I2C controller"
356 depends on ARCH_AXXIA || COMPILE_TEST
357 default ARCH_AXXIA
358 help
359 Say yes if you want to support the I2C bus on Axxia platforms.
360
361 Please note that this controller is limited to transfers of maximum
362 255 bytes in length. Any attempt to to a larger transfer will return
363 an error.
364
f3b54b9a
SW
365config I2C_BCM2835
366 tristate "Broadcom BCM2835 I2C controller"
367 depends on ARCH_BCM2835
368 help
369 If you say yes to this option, support will be included for the
370 BCM2835 I2C controller.
371
372 If you don't know what to do here, say N.
373
374 This support is also available as a module. If so, the module
375 will be called i2c-bcm2835.
376
e6e5dd35
RJ
377config I2C_BCM_IPROC
378 tristate "Broadcom iProc I2C controller"
379 depends on ARCH_BCM_IPROC || COMPILE_TEST
380 default ARCH_BCM_IPROC
381 help
382 If you say yes to this option, support will be included for the
383 Broadcom iProc I2C controller.
384
385 If you don't know what to do here, say N.
386
93d17247
TK
387config I2C_BCM_KONA
388 tristate "BCM Kona I2C adapter"
389 depends on ARCH_BCM_MOBILE
390 default y
391 help
392 If you say yes to this option, support will be included for the
393 I2C interface on the Broadcom Kona family of processors.
394
f54619f2 395 If you do not need KONA I2C interface, say N.
93d17247 396
dd1aa252
KD
397config I2C_BRCMSTB
398 tristate "BRCM Settop I2C controller"
399 depends on ARCH_BRCMSTB || COMPILE_TEST
400 default y
401 help
402 If you say yes to this option, support will be included for the
403 I2C interface on the Broadcom Settop SoCs.
404
405 If you do not need I2C interface, say N.
406
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407config I2C_BLACKFIN_TWI
408 tristate "Blackfin TWI I2C support"
409 depends on BLACKFIN
410 depends on !BF561 && !BF531 && !BF532 && !BF533
411 help
412 This is the I2C bus driver for Blackfin on-chip TWI interface.
413
414 This driver can also be built as a module. If so, the module
415 will be called i2c-bfin-twi.
416
417config I2C_BLACKFIN_TWI_CLK_KHZ
418 int "Blackfin TWI I2C clock (kHz)"
419 depends on I2C_BLACKFIN_TWI
9528d1c7 420 range 21 400
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421 default 50
422 help
423 The unit of the TWI clock is kHz.
424
df8eb569
SB
425config I2C_CADENCE
426 tristate "Cadence I2C Controller"
1fbeab0b 427 depends on ARCH_ZYNQ
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SB
428 help
429 Say yes here to select Cadence I2C Host Controller. This controller is
430 e.g. used by Xilinx Zynq.
431
0857ba3c
AK
432config I2C_CBUS_GPIO
433 tristate "CBUS I2C driver"
7e5cd69a 434 depends on GPIOLIB || COMPILE_TEST
0857ba3c
AK
435 help
436 Support for CBUS access using I2C API. Mostly relevant for Nokia
437 Internet Tablets (770, N800 and N810).
438
439 This driver can also be built as a module. If so, the module
440 will be called i2c-cbus-gpio.
441
61045dbe
JF
442config I2C_CPM
443 tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
62c19c9d 444 depends on CPM1 || CPM2
61045dbe
JF
445 help
446 This supports the use of the I2C interface on Freescale
447 processors with CPM1 or CPM2.
448
449 This driver can also be built as a module. If so, the module
450 will be called i2c-cpm.
451
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452config I2C_DAVINCI
453 tristate "DaVinci I2C driver"
d654b548 454 depends on ARCH_DAVINCI || ARCH_KEYSTONE
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455 help
456 Support for TI DaVinci I2C controller driver.
457
458 This driver can also be built as a module. If so, the module
459 will be called i2c-davinci.
460
461 Please note that this driver might be needed to bring up other
462 devices such as DaVinci NIC.
463 For details please see http://www.ti.com/davinci
464
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465config I2C_DESIGNWARE_CORE
466 tristate
467
2373f6b9 468config I2C_DESIGNWARE_PLATFORM
6b2aac42 469 tristate "Synopsys DesignWare Platform"
e68bb91b 470 select I2C_DESIGNWARE_CORE
a445900c 471 depends on (ACPI && COMMON_CLK) || !ACPI
1ab52cf9
BS
472 help
473 If you say yes to this option, support will be included for the
474 Synopsys DesignWare I2C adapter. Only master mode is supported.
475
476 This driver can also be built as a module. If so, the module
2373f6b9 477 will be called i2c-designware-platform.
1ab52cf9 478
fe20ff5c
DB
479config I2C_DESIGNWARE_PCI
480 tristate "Synopsys DesignWare PCI"
481 depends on PCI
e68bb91b 482 select I2C_DESIGNWARE_CORE
fe20ff5c
DB
483 help
484 If you say yes to this option, support will be included for the
485 Synopsys DesignWare I2C adapter. Only master mode is supported.
486
487 This driver can also be built as a module. If so, the module
488 will be called i2c-designware-pci.
1ab52cf9 489
894acb2f
DB
490config I2C_DESIGNWARE_BAYTRAIL
491 bool "Intel Baytrail I2C semaphore support"
b4ad0510 492 depends on I2C_DESIGNWARE_PLATFORM && IOSF_MBI=y && ACPI
894acb2f
DB
493 help
494 This driver enables managed host access to the PMIC I2C bus on select
495 Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows
496 the host to request uninterrupted access to the PMIC's I2C bus from
497 the platform firmware controlling it. You should say Y if running on
498 a BayTrail system using the AXP288.
499
4a7a0822
BS
500config I2C_DIGICOLOR
501 tristate "Conexant Digicolor I2C driver"
502 depends on ARCH_DIGICOLOR
503 help
504 Support for Conexant Digicolor SoCs (CX92755) I2C controller driver.
505
506 This driver can also be built as a module. If so, the module
507 will be called i2c-digicolor.
508
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UKK
509config I2C_EFM32
510 tristate "EFM32 I2C controller"
511 depends on ARCH_EFM32 || COMPILE_TEST
512 help
513 This driver supports the i2c block found in Energy Micro's EFM32
514 SoCs.
515
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J
516config I2C_EG20T
517 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
fa96faaa 518 depends on PCI && (X86_32 || COMPILE_TEST)
3e1b76be
J
519 help
520 This driver is for PCH(Platform controller Hub) I2C of EG20T which
521 is an IOH(Input/Output Hub) for x86 embedded processor.
522 This driver can access PCH I2C bus device.
523
524 This driver also can be used for LAPIS Semiconductor IOH(Input/
525 Output Hub), ML7213, ML7223 and ML7831.
526 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
527 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
528 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
529 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
530
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WS
531config I2C_EMEV2
532 tristate "EMMA Mobile series I2C adapter"
533 depends on HAVE_CLK
534 help
535 If you say yes to this option, support will be included for the
536 I2C interface on the Renesas Electronics EM/EV family of processors.
537
8a73cd4c
NKC
538config I2C_EXYNOS5
539 tristate "Exynos5 high-speed I2C driver"
2374a539 540 depends on ARCH_EXYNOS && OF
741d3589 541 default y
8a73cd4c 542 help
741d3589 543 High-speed I2C controller on Exynos5 based Samsung SoCs.
8a73cd4c 544
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545config I2C_GPIO
546 tristate "GPIO-based bitbanging I2C"
7e5cd69a 547 depends on GPIOLIB || COMPILE_TEST
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548 select I2C_ALGOBIT
549 help
550 This is a very simple bitbanging I2C driver utilizing the
551 arch-neutral GPIO API to control the SCL and SDA lines.
552
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PM
553config I2C_HIGHLANDER
554 tristate "Highlander FPGA SMBus interface"
555 depends on SH_HIGHLANDER
556 help
557 If you say yes to this option, support will be included for
558 the SMBus interface located in the FPGA on various Highlander
559 boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
560 FPGAs. This is wholly unrelated to the SoC I2C.
561
562 This driver can also be built as a module. If so, the module
563 will be called i2c-highlander.
564
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565config I2C_IBM_IIC
566 tristate "IBM PPC 4xx on-chip I2C interface"
567 depends on 4xx
568 help
569 Say Y here if you want to use IIC peripheral found on
570 embedded IBM PPC 4xx based systems.
571
572 This driver can also be built as a module. If so, the module
573 will be called i2c-ibm_iic.
574
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JH
575config I2C_IMG
576 tristate "Imagination Technologies I2C SCB Controller"
06205206 577 depends on MIPS || METAG || COMPILE_TEST
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JH
578 help
579 Say Y here if you want to use the IMG I2C SCB controller,
06205206 580 available on the TZ1090 and other IMG SoCs.
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JH
581
582 This driver can also be built as a module. If so, the module
583 will be called i2c-img-scb.
584
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DA
585config I2C_IMX
586 tristate "IMX I2C interface"
fa721bae 587 depends on ARCH_MXC || ARCH_LAYERSCAPE
aa11e38c
DA
588 help
589 Say Y here if you want to use the IIC bus controller on
fa721bae 590 the Freescale i.MX/MXC or Layerscape processors.
aa11e38c
DA
591
592 This driver can also be built as a module. If so, the module
593 will be called i2c-imx.
594
f5b728a1
JD
595config I2C_IOP3XX
596 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
597 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
598 help
599 Say Y here if you want to use the IIC bus controller on
600 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
601
602 This driver can also be built as a module. If so, the module
603 will be called i2c-iop3xx.
604
ba92222e
ZLK
605config I2C_JZ4780
606 tristate "JZ4780 I2C controller interface support"
607 depends on MACH_JZ4780 || COMPILE_TEST
608 help
609 If you say yes to this option, support will be included for the
610 Ingenic JZ4780 I2C controller.
611
612 If you don't know what to do here, say N.
613
e0b9b7b0
KS
614config I2C_KEMPLD
615 tristate "Kontron COM I2C Controller"
616 depends on MFD_KEMPLD
617 help
618 This enables support for the I2C bus interface on some Kontron ETX
619 and COMexpress (ETXexpress) modules.
620
621 This driver can also be built as a module. If so, the module
622 will be called i2c-kempld.
623
3f9c37a0
JE
624config I2C_LPC2K
625 tristate "I2C bus support for NXP LPC2K/LPC178x/18xx/43xx"
626 depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
627 help
628 This driver supports the I2C interface found several NXP
629 devices including LPC2xxx, LPC178x/7x and LPC18xx/43xx.
630
631 This driver can also be built as a module. If so, the module
632 will be called i2c-lpc2k.
633
30021e37
BG
634config I2C_MESON
635 tristate "Amlogic Meson I2C controller"
636 depends on ARCH_MESON
637 help
638 If you say yes to this option, support will be included for the
639 I2C interface on the Amlogic Meson family of SoCs.
640
f5b728a1 641config I2C_MPC
f00d738f 642 tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
0724d464 643 depends on PPC
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JD
644 help
645 If you say yes to this option, support will be included for the
f00d738f
WG
646 built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
647 MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
f5b728a1
JD
648
649 This driver can also be built as a module. If so, the module
650 will be called i2c-mpc.
651
ce38815d
XC
652config I2C_MT65XX
653 tristate "MediaTek I2C adapter"
654 depends on ARCH_MEDIATEK || COMPILE_TEST
fc0a1f03 655 depends on HAS_DMA
ce38815d
XC
656 help
657 This selects the MediaTek(R) Integrated Inter Circuit bus driver
658 for MT65xx and MT81xx.
659 If you want to use MediaTek(R) I2C interface, say Y or M here.
660 If unsure, say N.
661
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JD
662config I2C_MV64XXX
663 tristate "Marvell mv64xxx I2C Controller"
80c69915 664 depends on MV64X60 || PLAT_ORION || ARCH_SUNXI
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JD
665 help
666 If you say yes to this option, support will be included for the
667 built-in I2C interface on the Marvell 64xxx line of host bridges.
3d66ac7d 668 This driver is also used for Allwinner SoCs I2C controllers.
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JD
669
670 This driver can also be built as a module. If so, the module
671 will be called i2c-mv64xxx.
672
a8da7fec
WS
673config I2C_MXS
674 tristate "Freescale i.MX28 I2C interface"
675 depends on SOC_IMX28
6b866c15 676 select STMP_DEVICE
a8da7fec
WS
677 help
678 Say Y here if you want to use the I2C bus controller on
679 the Freescale i.MX28 processors.
680
681 This driver can also be built as a module. If so, the module
682 will be called i2c-mxs.
683
3f9900f1 684config I2C_NOMADIK
685 tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
419408ed 686 depends on ARM_AMBA
3f9900f1 687 help
688 If you say yes to this option, support will be included for the
419408ed
AR
689 I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
690 as well as the STA2X11 PCIe I/O HUB.
3f9900f1 691
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JD
692config I2C_OCORES
693 tristate "OpenCores I2C Controller"
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JD
694 help
695 If you say yes to this option, support will be included for the
696 OpenCores I2C controller. For details see
697 http://www.opencores.org/projects.cgi/web/i2c/overview
698
699 This driver can also be built as a module. If so, the module
700 will be called i2c-ocores.
701
702config I2C_OMAP
703 tristate "OMAP I2C adapter"
704 depends on ARCH_OMAP
705 default y if MACH_OMAP_H3 || MACH_OMAP_OSK
706 help
707 If you say yes to this option, support will be included for the
708 I2C interface on the Texas Instruments OMAP1/2 family of processors.
709 Like OMAP1510/1610/1710/5912 and OMAP242x.
710 For details see http://www.ti.com/omap.
1da177e4 711
beb58aa3
OJ
712config I2C_PASEMI
713 tristate "PA Semi SMBus interface"
16538e6b 714 depends on PPC_PASEMI && PCI
beb58aa3
OJ
715 help
716 Supports the PA Semi PWRficient on-chip SMBus interfaces.
717
35bfc353
WS
718config I2C_PCA_PLATFORM
719 tristate "PCA9564/PCA9665 as platform device"
720 select I2C_ALGOPCA
721 default n
722 help
723 This driver supports a memory mapped Philips PCA9564/PCA9665
724 parallel bus to I2C bus controller.
725
726 This driver can also be built as a module. If so, the module
727 will be called i2c-pca-platform.
728
729config I2C_PMCMSP
730 tristate "PMC MSP I2C TWI Controller"
731 depends on PMC_MSP
732 help
733 This driver supports the PMC TWI controller on MSP devices.
734
735 This driver can also be built as module. If so, the module
736 will be called i2c-pmcmsp.
737
f5b728a1 738config I2C_PNX
c115167a 739 tristate "I2C bus support for Philips PNX and NXP LPC targets"
d684f05f 740 depends on ARCH_LPC32XX
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JD
741 help
742 This driver supports the Philips IP3204 I2C IP block master and/or
743 slave controller
744
745 This driver can also be built as a module. If so, the module
746 will be called i2c-pnx.
747
d10e4a66
G
748config I2C_PUV3
749 tristate "PKUnity v3 I2C bus support"
750 depends on UNICORE32 && ARCH_PUV3
751 select I2C_ALGOBIT
752 help
753 This driver supports the I2C IP inside the PKUnity-v3 SoC.
754 This I2C bus controller is under AMBA/AXI bus.
755
756 This driver can also be built as a module. If so, the module
757 will be called i2c-puv3.
758
f5b728a1 759config I2C_PXA
d7c46ddd 760 tristate "Intel PXA2XX I2C adapter"
7e94dd15 761 depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
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JD
762 help
763 If you have devices in the PXA I2C bus, say yes to this option.
764 This driver can also be built as a module. If so, the module
765 will be called i2c-pxa.
766
7e94dd15
SAS
767config I2C_PXA_PCI
768 def_bool I2C_PXA && X86_32 && PCI && OF
769
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JD
770config I2C_PXA_SLAVE
771 bool "Intel PXA2XX I2C Slave comms support"
7e94dd15 772 depends on I2C_PXA && !X86_32
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JD
773 help
774 Support I2C slave mode communications on the PXA I2C bus. This
775 is necessary for systems where the PXA may be a target on the
776 I2C bus.
777
10c5a842
BA
778config I2C_QUP
779 tristate "Qualcomm QUP based I2C controller"
780 depends on ARCH_QCOM
781 help
782 If you say yes to this option, support will be included for the
783 built-in I2C interface on the Qualcomm SoCs.
784
785 This driver can also be built as a module. If so, the module
786 will be called i2c-qup.
787
310c18a4
WS
788config I2C_RIIC
789 tristate "Renesas RIIC adapter"
790 depends on ARCH_SHMOBILE || COMPILE_TEST
791 help
792 If you say yes to this option, support will be included for the
793 Renesas RIIC I2C interface.
794
795 This driver can also be built as a module. If so, the module
796 will be called i2c-riic.
797
c41aa3ce
MS
798config I2C_RK3X
799 tristate "Rockchip RK3xxx I2C adapter"
80f1774f 800 depends on OF && COMMON_CLK
c41aa3ce
MS
801 help
802 Say Y here to include support for the I2C adapter in Rockchip RK3xxx
803 SoCs.
804
805 This driver can also be built as a module. If so, the module will
806 be called i2c-rk3x.
807
4b623926
NKC
808config HAVE_S3C2410_I2C
809 bool
810 help
811 This will include I2C support for Samsung SoCs. If you want to
812 include I2C support for any machine, kindly select this in the
813 respective Kconfig file.
814
1da177e4
LT
815config I2C_S3C2410
816 tristate "S3C2410 I2C Driver"
4b623926 817 depends on HAVE_S3C2410_I2C
1da177e4
LT
818 help
819 Say Y here to include support for I2C controller in the
4b623926 820 Samsung SoCs.
1da177e4 821
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JD
822config I2C_SH7760
823 tristate "Renesas SH7760 I2C Controller"
824 depends on CPU_SUBTYPE_SH7760
1da177e4 825 help
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JD
826 This driver supports the 2 I2C interfaces on the Renesas SH7760.
827
828 This driver can also be built as a module. If so, the module
829 will be called i2c-sh7760.
830
831config I2C_SH_MOBILE
832 tristate "SuperH Mobile I2C Controller"
f16ea4f0 833 depends on HAS_DMA
46a4e737 834 depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST
f5b728a1
JD
835 help
836 If you say yes to this option, support will be included for the
837 built-in I2C interface on the Renesas SH-Mobile processor.
838
839 This driver can also be built as a module. If so, the module
840 will be called i2c-sh_mobile.
1da177e4 841
bcda9f1e
BD
842config I2C_SIMTEC
843 tristate "Simtec Generic I2C interface"
844 select I2C_ALGOBIT
845 help
01dd2fbf 846 If you say yes to this option, support will be included for
bcda9f1e
BD
847 the Simtec Generic I2C interface. This driver is for the
848 simple I2C bus used on newer Simtec products for general
849 I2C, such as DDC on the Simtec BBD2016A.
850
01dd2fbf 851 This driver can also be built as a module. If so, the module
bcda9f1e
BD
852 will be called i2c-simtec.
853
979b907f
ZS
854config I2C_SIRF
855 tristate "CSR SiRFprimaII I2C interface"
c5dece37 856 depends on ARCH_SIRF
979b907f
ZS
857 help
858 If you say yes to this option, support will be included for the
859 CSR SiRFprimaII I2C interface.
860
861 This driver can also be built as a module. If so, the module
862 will be called i2c-sirf.
863
85b4fab2
MC
864config I2C_ST
865 tristate "STMicroelectronics SSC I2C support"
866 depends on ARCH_STI
867 help
868 Enable this option to add support for STMicroelectronics SoCs
869 hardware SSC (Synchronous Serial Controller) as an I2C controller.
870
871 This driver can also be built as module. If so, the module
872 will be called i2c-st.
873
18904c0e
LW
874config I2C_STU300
875 tristate "ST Microelectronics DDC I2C interface"
4eaad8ad 876 depends on MACH_U300
18904c0e
LW
877 default y if MACH_U300
878 help
879 If you say yes to this option, support will be included for the
880 I2C interface from ST Microelectronics simply called "DDC I2C"
881 supporting both I2C and DDC, used in e.g. the U300 series
882 mobile platforms.
883
884 This driver can also be built as a module. If so, the module
885 will be called i2c-stu300.
886
3e833490
BB
887config I2C_SUN6I_P2WI
888 tristate "Allwinner sun6i internal P2WI controller"
889 depends on RESET_CONTROLLER
890 depends on MACH_SUN6I || COMPILE_TEST
891 help
892 If you say yes to this option, support will be included for the
893 P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi
894 SOCs.
895 The P2WI looks like an SMBus controller (which supports only byte
896 accesses), except that it only supports one slave device.
897 This interface is used to connect to specific PMIC devices (like the
898 AXP221).
899
db811ca0
CC
900config I2C_TEGRA
901 tristate "NVIDIA Tegra internal I2C controller"
902 depends on ARCH_TEGRA
903 help
904 If you say yes to this option, support will be included for the
905 I2C controller embedded in NVIDIA Tegra SOCs
906
dd6fd4a3
MY
907config I2C_UNIPHIER
908 tristate "UniPhier FIFO-less I2C controller"
909 depends on ARCH_UNIPHIER
910 help
911 If you say yes to this option, support will be included for
912 the UniPhier FIFO-less I2C interface embedded in PH1-LD4, PH1-sLD8,
913 or older UniPhier SoCs.
914
6a62974b
MY
915config I2C_UNIPHIER_F
916 tristate "UniPhier FIFO-builtin I2C controller"
917 depends on ARCH_UNIPHIER
918 help
919 If you say yes to this option, support will be included for
920 the UniPhier FIFO-builtin I2C interface embedded in PH1-Pro4,
921 PH1-Pro5, or newer UniPhier SoCs.
922
f5b728a1
JD
923config I2C_VERSATILE
924 tristate "ARM Versatile/Realview I2C bus support"
ceade897 925 depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
1da177e4
LT
926 select I2C_ALGOBIT
927 help
f5b728a1
JD
928 Say yes if you want to support the I2C serial bus on ARMs Versatile
929 range of platforms.
1da177e4 930
f5b728a1
JD
931 This driver can also be built as a module. If so, the module
932 will be called i2c-versatile.
1da177e4 933
560746eb
TP
934config I2C_WMT
935 tristate "Wondermedia WM8xxx SoC I2C bus support"
936 depends on ARCH_VT8500
937 help
938 Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
939 SoCs.
940
941 This driver can also be built as a module. If so, the module will be
942 called i2c-wmt.
943
85660f43
RB
944config I2C_OCTEON
945 tristate "Cavium OCTEON I2C bus support"
9ddebc46 946 depends on CAVIUM_OCTEON_SOC
85660f43
RB
947 help
948 Say yes if you want to support the I2C serial bus on Cavium
949 OCTEON SOC.
950
951 This driver can also be built as a module. If so, the module
952 will be called i2c-octeon.
953
e1d5b659
RR
954config I2C_XILINX
955 tristate "Xilinx I2C Controller"
417e86ce 956 depends on HAS_IOMEM
e1d5b659
RR
957 help
958 If you say yes to this option, support will be included for the
959 Xilinx I2C controller.
960
961 This driver can also be built as a module. If so, the module
962 will be called xilinx_i2c.
963
401c3434
GR
964config I2C_XLR
965 tristate "XLR I2C support"
966 depends on CPU_XLR
967 help
968 This driver enables support for the on-chip I2C interface of
969 the Netlogic XLR/XLS MIPS processors.
970
971 This driver can also be built as a module. If so, the module
972 will be called i2c-xlr.
973
2bbd681b
SSB
974config I2C_XLP9XX
975 tristate "XLP9XX I2C support"
976 depends on CPU_XLP || COMPILE_TEST
977 help
978 This driver enables support for the on-chip I2C interface of
979 the Broadcom XLP9xx/XLP5xx MIPS processors.
980
981 This driver can also be built as a module. If so, the module will
982 be called i2c-xlp9xx.
983
6ccbe607
KM
984config I2C_RCAR
985 tristate "Renesas R-Car I2C Controller"
46a4e737 986 depends on ARCH_SHMOBILE || COMPILE_TEST
d5fd120e 987 select I2C_SLAVE
6ccbe607
KM
988 help
989 If you say yes to this option, support will be included for the
990 R-Car I2C controller.
991
992 This driver can also be built as a module. If so, the module
993 will be called i2c-rcar.
994
f5b728a1 995comment "External I2C/SMBus adapter drivers"
11de70bd 996
335d7c58
GR
997config I2C_DIOLAN_U2C
998 tristate "Diolan U2C-12 USB adapter"
999 depends on USB
1000 help
1001 If you say yes to this option, support will be included for Diolan
1002 U2C-12, a USB to I2C interface.
1003
1004 This driver can also be built as a module. If so, the module
1005 will be called i2c-diolan-u2c.
1006
db23e500
LP
1007config I2C_DLN2
1008 tristate "Diolan DLN-2 USB I2C adapter"
1009 depends on MFD_DLN2
1010 help
1011 If you say yes to this option, support will be included for Diolan
1012 DLN2, a USB to I2C interface.
1013
1014 This driver can also be built as a module. If so, the module
1015 will be called i2c-dln2.
1016
f5b728a1
JD
1017config I2C_PARPORT
1018 tristate "Parallel port adapter"
0244ad00 1019 depends on PARPORT
f5b728a1 1020 select I2C_ALGOBIT
35859254 1021 select I2C_SMBUS
1da177e4 1022 help
f5b728a1
JD
1023 This supports parallel port I2C adapters such as the ones made by
1024 Philips or Velleman, Analog Devices evaluation boards, and more.
1025 Basically any adapter using the parallel port as an I2C bus with
1026 no extra chipset is supported by this driver, or could be.
1da177e4 1027
f5b728a1
JD
1028 This driver is a replacement for (and was inspired by) an older
1029 driver named i2c-philips-par. The new driver supports more devices,
1030 and makes it easier to add support for new devices.
1da177e4 1031
f5b728a1
JD
1032 An adapter type parameter is now mandatory. Please read the file
1033 Documentation/i2c/busses/i2c-parport for details.
1da177e4 1034
f5b728a1
JD
1035 Another driver exists, named i2c-parport-light, which doesn't depend
1036 on the parport driver. This is meant for embedded systems. Don't say
1037 Y here if you intend to say Y or M there.
1da177e4 1038
4c03f68f 1039 This support is also available as a module. If so, the module
f5b728a1 1040 will be called i2c-parport.
1da177e4 1041
f5b728a1
JD
1042config I2C_PARPORT_LIGHT
1043 tristate "Parallel port adapter (light)"
1044 select I2C_ALGOBIT
927ab2f8 1045 select I2C_SMBUS
1da177e4 1046 help
f5b728a1
JD
1047 This supports parallel port I2C adapters such as the ones made by
1048 Philips or Velleman, Analog Devices evaluation boards, and more.
1049 Basically any adapter using the parallel port as an I2C bus with
1050 no extra chipset is supported by this driver, or could be.
1da177e4 1051
f5b728a1
JD
1052 This driver is a light version of i2c-parport. It doesn't depend
1053 on the parport driver, and uses direct I/O access instead. This
1054 might be preferred on embedded systems where wasting memory for
1055 the clean but heavy parport handling is not an option. The
1056 drawback is a reduced portability and the impossibility to
1057 daisy-chain other parallel port devices.
1da177e4 1058
f5b728a1
JD
1059 Don't say Y here if you said Y or M to i2c-parport. Saying M to
1060 both is possible but both modules should not be loaded at the same
1061 time.
1da177e4 1062
f5b728a1
JD
1063 This support is also available as a module. If so, the module
1064 will be called i2c-parport-light.
1da177e4 1065
83e53a8f
AL
1066config I2C_ROBOTFUZZ_OSIF
1067 tristate "RobotFuzz Open Source InterFace USB adapter"
1068 depends on USB
1069 help
1070 If you say yes to this option, support will be included for the
1071 RobotFuzz Open Source InterFace USB to I2C interface.
1072
1073 This driver can also be built as a module. If so, the module
1074 will be called i2c-osif.
1075
b9cdad74
JD
1076config I2C_TAOS_EVM
1077 tristate "TAOS evaluation module"
21eaab6d 1078 depends on TTY
b9cdad74
JD
1079 select SERIO
1080 select SERIO_SERPORT
1081 default n
1082 help
1083 This supports TAOS evaluation modules on serial port. In order to
1084 use this driver, you will need the inputattach tool, which is part
1085 of the input-utils package.
1086
1087 If unsure, say N.
1088
1089 This support is also available as a module. If so, the module
1090 will be called i2c-taos-evm.
1091
e8c76eed 1092config I2C_TINY_USB
f5b728a1 1093 tristate "Tiny-USB adapter"
e8c76eed
TH
1094 depends on USB
1095 help
1096 If you say yes to this option, support will be included for the
1097 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
1098 http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
1099
1100 This driver can also be built as a module. If so, the module
1101 will be called i2c-tiny-usb.
1102
174a13aa
LP
1103config I2C_VIPERBOARD
1104 tristate "Viperboard I2C master support"
1105 depends on MFD_VIPERBOARD && USB
1106 help
1107 Say yes here to access the I2C part of the Nano River
1108 Technologies Viperboard as I2C master.
1109 See viperboard API specification and Nano
1110 River Tech's viperboard.h for detailed meaning
1111 of the module parameters.
1112
f5b728a1 1113comment "Other I2C/SMBus bus drivers"
6b65cd74 1114
8d91cbad 1115config I2C_ACORN
2a9915c8 1116 tristate "Acorn IOC/IOMD I2C bus support"
16538e6b 1117 depends on ARCH_ACORN
8d91cbad
RK
1118 default y
1119 select I2C_ALGOBIT
1120 help
1121 Say yes if you want to support the I2C bus on Acorn platforms.
1122
1123 If you don't know, say Y.
1124
f5b728a1
JD
1125config I2C_ELEKTOR
1126 tristate "Elektor ISA card"
ce816fa8 1127 depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP
f5b728a1 1128 select I2C_ALGOPCF
1da177e4 1129 help
f5b728a1
JD
1130 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
1131 such an adapter.
1da177e4 1132
f5b728a1
JD
1133 This support is also available as a module. If so, the module
1134 will be called i2c-elektor.
1da177e4
LT
1135
1136config I2C_PCA_ISA
eff9ec95 1137 tristate "PCA9564/PCA9665 on an ISA bus"
16538e6b 1138 depends on ISA
1da177e4 1139 select I2C_ALGOPCA
aee62305 1140 default n
1da177e4 1141 help
eff9ec95 1142 This driver supports ISA boards using the Philips PCA9564/PCA9665
244fbbb8 1143 parallel bus to I2C bus controller.
4c03f68f 1144
1da177e4
LT
1145 This driver can also be built as a module. If so, the module
1146 will be called i2c-pca-isa.
1147
aee62305
JD
1148 This device is almost undetectable and using this driver on a
1149 system which doesn't have this device will result in long
1150 delays when I2C/SMBus chip drivers are loaded (e.g. at boot
1151 time). If unsure, say N.
1152
f5b728a1
JD
1153config I2C_SIBYTE
1154 tristate "SiByte SMBus interface"
1155 depends on SIBYTE_SB1xxx_SOC
a26c20b1 1156 help
f5b728a1 1157 Supports the SiByte SOC on-chip I2C interfaces (2 channels).
a26c20b1 1158
9d230c9e
DA
1159config I2C_CROS_EC_TUNNEL
1160 tristate "ChromeOS EC tunnel I2C bus"
480b141a 1161 depends on MFD_CROS_EC
9d230c9e
DA
1162 help
1163 If you say yes here you get an I2C bus that will tunnel i2c commands
1164 through to the other side of the ChromeOS EC to the i2c bus
1165 connected there. This will work whatever the interface used to
1166 talk to the EC (SPI, I2C or LPC).
1167
f6505fba
FK
1168config I2C_XGENE_SLIMPRO
1169 tristate "APM X-Gene SoC I2C SLIMpro devices support"
1170 depends on ARCH_XGENE && MAILBOX
1171 help
1172 Enable I2C bus access using the APM X-Gene SoC SLIMpro
1173 co-processor. The I2C device access the I2C bus via the X-Gene
1174 to SLIMpro (On chip coprocessor) mailbox mechanism.
1175 If unsure, say N.
1176
f5b728a1
JD
1177config SCx200_ACB
1178 tristate "Geode ACCESS.bus support"
1179 depends on X86_32 && PCI
1180 help
1181 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
1182 SC1100 processors and the CS5535 and CS5536 Geode companion devices.
1183
1184 If you don't know what to do here, say N.
1185
1186 This support is also available as a module. If so, the module
1187 will be called scx200_acb.
da672773 1188
47083450
NG
1189config I2C_OPAL
1190 tristate "IBM OPAL I2C driver"
1191 depends on PPC_POWERNV
1192 default y
1193 help
1194 This exposes the PowerNV platform i2c busses to the linux i2c layer,
1195 the driver is based on the OPAL interfaces.
1196
1197 This driver can also be built as a module. If so, the module will be
1198 called as i2c-opal.
1199
1da177e4 1200endmenu