xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision cd5d5810)
1#
2# Sensor device configuration
3#
4
5menu "I2C Hardware Bus support"
6	depends on HAS_IOMEM
7
8comment "PC SMBus host controller drivers"
9	depends on PCI
10
11config I2C_ALI1535
12	tristate "ALI 1535"
13	depends on PCI
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"
25	depends on PCI
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"
37	depends on PCI
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"
47	depends on PCI
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"
59	depends on I2C_AMD756 && X86
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"
72	depends on PCI
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
80config I2C_I801
81	tristate "Intel 82801 (ICH/PCH)"
82	depends on PCI
83	select CHECK_SIGNATURE if X86 && DMI
84	help
85	  If you say yes to this option, support will be included for the Intel
86	  801 family of mainboard I2C interfaces.  Specifically, the following
87	  versions of the chipset are supported:
88	    82801AA
89	    82801AB
90	    82801BA
91	    82801CA/CAM
92	    82801DB
93	    82801EB/ER (ICH5/ICH5R)
94	    6300ESB
95	    ICH6
96	    ICH7
97	    ESB2
98	    ICH8
99	    ICH9
100	    EP80579 (Tolapai)
101	    ICH10
102	    5/3400 Series (PCH)
103	    6 Series (PCH)
104	    Patsburg (PCH)
105	    DH89xxCC (PCH)
106	    Panther Point (PCH)
107	    Lynx Point (PCH)
108	    Lynx Point-LP (PCH)
109	    Avoton (SOC)
110	    Wellsburg (PCH)
111	    Coleto Creek (PCH)
112
113	  This driver can also be built as a module.  If so, the module
114	  will be called i2c-i801.
115
116config I2C_ISCH
117	tristate "Intel SCH SMBus 1.0"
118	depends on PCI
119	select LPC_SCH
120	help
121	  Say Y here if you want to use SMBus controller on the Intel SCH
122	  based systems.
123
124	  This driver can also be built as a module. If so, the module
125	  will be called i2c-isch.
126
127config I2C_ISMT
128	tristate "Intel iSMT SMBus Controller"
129	depends on PCI && X86
130	help
131	  If you say yes to this option, support will be included for the Intel
132	  iSMT SMBus host controller interface.
133
134	  This driver can also be built as a module.  If so, the module will be
135	  called i2c-ismt.
136
137config I2C_PIIX4
138	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
139	depends on PCI
140	help
141	  If you say yes to this option, support will be included for the Intel
142	  PIIX4 family of mainboard I2C interfaces.  Specifically, the following
143	  versions of the chipset are supported (note that Serverworks is part
144	  of Broadcom):
145	    Intel PIIX4
146	    Intel 440MX
147	    ATI IXP200
148	    ATI IXP300
149	    ATI IXP400
150	    ATI SB600
151	    ATI SB700/SP5100
152	    ATI SB800
153	    AMD Hudson-2
154	    AMD CZ
155	    Serverworks OSB4
156	    Serverworks CSB5
157	    Serverworks CSB6
158	    Serverworks HT-1000
159	    Serverworks HT-1100
160	    SMSC Victory66
161
162	  Some AMD chipsets contain two PIIX4-compatible SMBus
163	  controllers. This driver will attempt to use both controllers
164	  on the SB700/SP5100, if they have been initialized by the BIOS.
165
166	  This driver can also be built as a module.  If so, the module
167	  will be called i2c-piix4.
168
169config I2C_NFORCE2
170	tristate "Nvidia nForce2, nForce3 and nForce4"
171	depends on PCI
172	help
173	  If you say yes to this option, support will be included for the Nvidia
174	  nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
175
176	  This driver can also be built as a module.  If so, the module
177	  will be called i2c-nforce2.
178
179config I2C_NFORCE2_S4985
180	tristate "SMBus multiplexing on the Tyan S4985"
181	depends on I2C_NFORCE2 && X86
182	help
183	  Enabling this option will add specific SMBus support for the Tyan
184	  S4985 motherboard.  On this 4-CPU board, the SMBus is multiplexed
185	  over 4 different channels, where the various memory module EEPROMs
186	  live.  Saying yes here will give you access to these in addition
187	  to the trunk.
188
189	  This driver can also be built as a module.  If so, the module
190	  will be called i2c-nforce2-s4985.
191
192config I2C_SIS5595
193	tristate "SiS 5595"
194	depends on PCI
195	help
196	  If you say yes to this option, support will be included for the
197	  SiS5595 SMBus (a subset of I2C) interface.
198
199	  This driver can also be built as a module.  If so, the module
200	  will be called i2c-sis5595.
201
202config I2C_SIS630
203	tristate "SiS 630/730/964"
204	depends on PCI
205	help
206	  If you say yes to this option, support will be included for the
207	  SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
208
209	  This driver can also be built as a module.  If so, the module
210	  will be called i2c-sis630.
211
212config I2C_SIS96X
213	tristate "SiS 96x"
214	depends on PCI
215	help
216	  If you say yes to this option, support will be included for the SiS
217	  96x SMBus (a subset of I2C) interfaces.  Specifically, the following
218	  chipsets are supported:
219	    645/961
220	    645DX/961
221	    645DX/962
222	    648/961
223	    650/961
224	    735
225	    745
226
227	  This driver can also be built as a module.  If so, the module
228	  will be called i2c-sis96x.
229
230config I2C_VIA
231	tristate "VIA VT82C586B"
232	depends on PCI
233	select I2C_ALGOBIT
234	help
235	  If you say yes to this option, support will be included for the VIA
236          82C586B I2C interface
237
238	  This driver can also be built as a module.  If so, the module
239	  will be called i2c-via.
240
241config I2C_VIAPRO
242	tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
243	depends on PCI
244	help
245	  If you say yes to this option, support will be included for the VIA
246	  VT82C596 and later SMBus interface.  Specifically, the following
247	  chipsets are supported:
248	    VT82C596A/B
249	    VT82C686A/B
250	    VT8231
251	    VT8233/A
252	    VT8235
253	    VT8237R/A/S
254	    VT8251
255	    CX700
256	    VX800/VX820
257	    VX855/VX875
258	    VX900
259
260	  This driver can also be built as a module.  If so, the module
261	  will be called i2c-viapro.
262
263if ACPI
264
265comment "ACPI drivers"
266
267config I2C_SCMI
268	tristate "SMBus Control Method Interface"
269	help
270	  This driver supports the SMBus Control Method Interface. It needs the
271	  BIOS to declare ACPI control methods as described in the SMBus Control
272	  Method Interface specification.
273
274	  To compile this driver as a module, choose M here:
275	  the module will be called i2c-scmi.
276
277endif # ACPI
278
279comment "Mac SMBus host controller drivers"
280	depends on PPC_CHRP || PPC_PMAC
281
282config I2C_HYDRA
283	tristate "CHRP Apple Hydra Mac I/O I2C interface"
284	depends on PCI && PPC_CHRP
285	select I2C_ALGOBIT
286	help
287	  This supports the use of the I2C interface in the Apple Hydra Mac
288	  I/O chip on some CHRP machines (e.g. the LongTrail).  Say Y if you
289	  have such a machine.
290
291	  This support is also available as a module.  If so, the module
292	  will be called i2c-hydra.
293
294config I2C_POWERMAC
295	tristate "Powermac I2C interface"
296	depends on PPC_PMAC
297	default y
298	help
299	  This exposes the various PowerMac i2c interfaces to the linux i2c
300	  layer and to userland. It is used by various drivers on the PowerMac
301	  platform, and should generally be enabled.
302
303	  This support is also available as a module.  If so, the module
304	  will be called i2c-powermac.
305
306comment "I2C system bus drivers (mostly embedded / system-on-chip)"
307
308config I2C_AT91
309	tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
310	depends on ARCH_AT91
311	help
312	  This supports the use of the I2C interface on Atmel AT91
313	  processors.
314
315	  A serious problem is that there is no documented way to issue
316	  repeated START conditions for more than two messages, as needed
317	  to support combined I2C messages.  Use the i2c-gpio driver
318	  unless your system can cope with this limitation.
319
320	  Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
321	  don't have clock stretching in transmission mode. For that reason,
322	  you can encounter underrun issues causing premature stop sendings if
323	  the latency to fill the transmission register is too long. If you
324	  are facing this situation, use the i2c-gpio driver.
325
326config I2C_AU1550
327	tristate "Au1550/Au1200/Au1300 SMBus interface"
328	depends on MIPS_ALCHEMY
329	help
330	  If you say yes to this option, support will be included for the
331	  Au1550/Au1200/Au1300 SMBus interface.
332
333	  This driver can also be built as a module.  If so, the module
334	  will be called i2c-au1550.
335
336config I2C_BCM2835
337	tristate "Broadcom BCM2835 I2C controller"
338	depends on ARCH_BCM2835
339	help
340	  If you say yes to this option, support will be included for the
341	  BCM2835 I2C controller.
342
343	  If you don't know what to do here, say N.
344
345	  This support is also available as a module.  If so, the module
346	  will be called i2c-bcm2835.
347
348config I2C_BLACKFIN_TWI
349	tristate "Blackfin TWI I2C support"
350	depends on BLACKFIN
351	depends on !BF561 && !BF531 && !BF532 && !BF533
352	help
353	  This is the I2C bus driver for Blackfin on-chip TWI interface.
354
355	  This driver can also be built as a module.  If so, the module
356	  will be called i2c-bfin-twi.
357
358config I2C_BLACKFIN_TWI_CLK_KHZ
359	int "Blackfin TWI I2C clock (kHz)"
360	depends on I2C_BLACKFIN_TWI
361	range 21 400
362	default 50
363	help
364	  The unit of the TWI clock is kHz.
365
366config I2C_CBUS_GPIO
367	tristate "CBUS I2C driver"
368	depends on GPIOLIB
369	help
370	  Support for CBUS access using I2C API. Mostly relevant for Nokia
371	  Internet Tablets (770, N800 and N810).
372
373	  This driver can also be built as a module.  If so, the module
374	  will be called i2c-cbus-gpio.
375
376config I2C_CPM
377	tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
378	depends on (CPM1 || CPM2) && OF_I2C
379	help
380	  This supports the use of the I2C interface on Freescale
381	  processors with CPM1 or CPM2.
382
383	  This driver can also be built as a module.  If so, the module
384	  will be called i2c-cpm.
385
386config I2C_DAVINCI
387	tristate "DaVinci I2C driver"
388	depends on ARCH_DAVINCI || ARCH_KEYSTONE
389	help
390	  Support for TI DaVinci I2C controller driver.
391
392	  This driver can also be built as a module.  If so, the module
393	  will be called i2c-davinci.
394
395	  Please note that this driver might be needed to bring up other
396	  devices such as DaVinci NIC.
397	  For details please see http://www.ti.com/davinci
398
399config I2C_DESIGNWARE_CORE
400	tristate
401
402config I2C_DESIGNWARE_PLATFORM
403	tristate "Synopsys DesignWare Platform"
404	depends on HAVE_CLK
405	select I2C_DESIGNWARE_CORE
406	help
407	  If you say yes to this option, support will be included for the
408	  Synopsys DesignWare I2C adapter. Only master mode is supported.
409
410	  This driver can also be built as a module.  If so, the module
411	  will be called i2c-designware-platform.
412
413config I2C_DESIGNWARE_PCI
414	tristate "Synopsys DesignWare PCI"
415	depends on PCI
416	select I2C_DESIGNWARE_CORE
417	help
418	  If you say yes to this option, support will be included for the
419	  Synopsys DesignWare I2C adapter. Only master mode is supported.
420
421	  This driver can also be built as a module.  If so, the module
422	  will be called i2c-designware-pci.
423
424config I2C_EG20T
425	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
426	depends on PCI
427	help
428	  This driver is for PCH(Platform controller Hub) I2C of EG20T which
429	  is an IOH(Input/Output Hub) for x86 embedded processor.
430	  This driver can access PCH I2C bus device.
431
432	  This driver also can be used for LAPIS Semiconductor IOH(Input/
433	  Output Hub), ML7213, ML7223 and ML7831.
434	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
435	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
436	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
437	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
438
439config I2C_GPIO
440	tristate "GPIO-based bitbanging I2C"
441	depends on GPIOLIB
442	select I2C_ALGOBIT
443	help
444	  This is a very simple bitbanging I2C driver utilizing the
445	  arch-neutral GPIO API to control the SCL and SDA lines.
446
447config I2C_HIGHLANDER
448	tristate "Highlander FPGA SMBus interface"
449	depends on SH_HIGHLANDER
450	help
451	  If you say yes to this option, support will be included for
452	  the SMBus interface located in the FPGA on various Highlander
453	  boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
454	  FPGAs. This is wholly unrelated to the SoC I2C.
455
456	  This driver can also be built as a module.  If so, the module
457	  will be called i2c-highlander.
458
459config I2C_IBM_IIC
460	tristate "IBM PPC 4xx on-chip I2C interface"
461	depends on 4xx
462	help
463	  Say Y here if you want to use IIC peripheral found on
464	  embedded IBM PPC 4xx based systems.
465
466	  This driver can also be built as a module.  If so, the module
467	  will be called i2c-ibm_iic.
468
469config I2C_IMX
470	tristate "IMX I2C interface"
471	depends on ARCH_MXC
472	help
473	  Say Y here if you want to use the IIC bus controller on
474	  the Freescale i.MX/MXC processors.
475
476	  This driver can also be built as a module.  If so, the module
477	  will be called i2c-imx.
478
479config I2C_IOP3XX
480	tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
481	depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
482	help
483	  Say Y here if you want to use the IIC bus controller on
484	  the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
485
486	  This driver can also be built as a module.  If so, the module
487	  will be called i2c-iop3xx.
488
489config I2C_KEMPLD
490	tristate "Kontron COM I2C Controller"
491	depends on MFD_KEMPLD
492	help
493	  This enables support for the I2C bus interface on some Kontron ETX
494	  and COMexpress (ETXexpress) modules.
495
496	  This driver can also be built as a module. If so, the module
497	  will be called i2c-kempld.
498
499config I2C_MPC
500	tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
501	depends on PPC
502	help
503	  If you say yes to this option, support will be included for the
504	  built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
505	  MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
506
507	  This driver can also be built as a module.  If so, the module
508	  will be called i2c-mpc.
509
510config I2C_MV64XXX
511	tristate "Marvell mv64xxx I2C Controller"
512	depends on (MV64X60 || PLAT_ORION || ARCH_SUNXI)
513	help
514	  If you say yes to this option, support will be included for the
515	  built-in I2C interface on the Marvell 64xxx line of host bridges.
516	  This driver is also used for Allwinner SoCs I2C controllers.
517
518	  This driver can also be built as a module.  If so, the module
519	  will be called i2c-mv64xxx.
520
521config I2C_MXS
522	tristate "Freescale i.MX28 I2C interface"
523	depends on SOC_IMX28
524	select STMP_DEVICE
525	help
526	  Say Y here if you want to use the I2C bus controller on
527	  the Freescale i.MX28 processors.
528
529	  This driver can also be built as a module.  If so, the module
530	  will be called i2c-mxs.
531
532config I2C_NOMADIK
533	tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
534	depends on ARM_AMBA
535	help
536	  If you say yes to this option, support will be included for the
537	  I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
538	  as well as the STA2X11 PCIe I/O HUB.
539
540config I2C_NUC900
541	tristate "NUC900 I2C Driver"
542	depends on ARCH_W90X900
543	help
544	  Say Y here to include support for I2C controller in the
545	  Winbond/Nuvoton NUC900 based System-on-Chip devices.
546
547config I2C_OCORES
548	tristate "OpenCores I2C Controller"
549	help
550	  If you say yes to this option, support will be included for the
551	  OpenCores I2C controller. For details see
552	  http://www.opencores.org/projects.cgi/web/i2c/overview
553
554	  This driver can also be built as a module.  If so, the module
555	  will be called i2c-ocores.
556
557config I2C_OMAP
558	tristate "OMAP I2C adapter"
559	depends on ARCH_OMAP
560	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
561	help
562	  If you say yes to this option, support will be included for the
563	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
564	  Like OMAP1510/1610/1710/5912 and OMAP242x.
565	  For details see http://www.ti.com/omap.
566
567config I2C_PASEMI
568	tristate "PA Semi SMBus interface"
569	depends on PPC_PASEMI && PCI
570	help
571	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
572
573config I2C_PCA_PLATFORM
574	tristate "PCA9564/PCA9665 as platform device"
575	select I2C_ALGOPCA
576	default n
577	help
578	  This driver supports a memory mapped Philips PCA9564/PCA9665
579	  parallel bus to I2C bus controller.
580
581	  This driver can also be built as a module.  If so, the module
582	  will be called i2c-pca-platform.
583
584config I2C_PMCMSP
585	tristate "PMC MSP I2C TWI Controller"
586	depends on PMC_MSP
587	help
588	  This driver supports the PMC TWI controller on MSP devices.
589
590	  This driver can also be built as module. If so, the module
591	  will be called i2c-pmcmsp.
592
593config I2C_PNX
594	tristate "I2C bus support for Philips PNX and NXP LPC targets"
595	depends on ARCH_LPC32XX
596	help
597	  This driver supports the Philips IP3204 I2C IP block master and/or
598	  slave controller
599
600	  This driver can also be built as a module.  If so, the module
601	  will be called i2c-pnx.
602
603config I2C_PUV3
604	tristate "PKUnity v3 I2C bus support"
605	depends on UNICORE32 && ARCH_PUV3
606	select I2C_ALGOBIT
607	help
608	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
609	  This I2C bus controller is under AMBA/AXI bus.
610
611	  This driver can also be built as a module.  If so, the module
612	  will be called i2c-puv3.
613
614config I2C_PXA
615	tristate "Intel PXA2XX I2C adapter"
616	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
617	help
618	  If you have devices in the PXA I2C bus, say yes to this option.
619	  This driver can also be built as a module.  If so, the module
620	  will be called i2c-pxa.
621
622config I2C_PXA_PCI
623	def_bool I2C_PXA && X86_32 && PCI && OF
624
625config I2C_PXA_SLAVE
626	bool "Intel PXA2XX I2C Slave comms support"
627	depends on I2C_PXA && !X86_32
628	help
629	  Support I2C slave mode communications on the PXA I2C bus.  This
630	  is necessary for systems where the PXA may be a target on the
631	  I2C bus.
632
633config HAVE_S3C2410_I2C
634	bool
635	help
636	  This will include I2C support for Samsung SoCs. If you want to
637	  include I2C support for any machine, kindly select this in the
638	  respective Kconfig file.
639
640config I2C_S3C2410
641	tristate "S3C2410 I2C Driver"
642	depends on HAVE_S3C2410_I2C
643	help
644	  Say Y here to include support for I2C controller in the
645	  Samsung SoCs.
646
647config I2C_S6000
648	tristate "S6000 I2C support"
649	depends on XTENSA_VARIANT_S6000
650	help
651	  This driver supports the on chip I2C device on the
652	  S6000 xtensa processor family.
653
654	  To compile this driver as a module, choose M here. The module
655	  will be called i2c-s6000.
656
657config I2C_SH7760
658	tristate "Renesas SH7760 I2C Controller"
659	depends on CPU_SUBTYPE_SH7760
660	help
661	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
662
663	  This driver can also be built as a module.  If so, the module
664	  will be called i2c-sh7760.
665
666config I2C_SH_MOBILE
667	tristate "SuperH Mobile I2C Controller"
668	depends on SUPERH || ARCH_SHMOBILE
669	help
670	  If you say yes to this option, support will be included for the
671	  built-in I2C interface on the Renesas SH-Mobile processor.
672
673	  This driver can also be built as a module.  If so, the module
674	  will be called i2c-sh_mobile.
675
676config I2C_SIMTEC
677	tristate "Simtec Generic I2C interface"
678	select I2C_ALGOBIT
679	help
680	  If you say yes to this option, support will be included for
681	  the Simtec Generic I2C interface. This driver is for the
682	  simple I2C bus used on newer Simtec products for general
683	  I2C, such as DDC on the Simtec BBD2016A.
684
685	  This driver can also be built as a module. If so, the module
686	  will be called i2c-simtec.
687
688config I2C_SIRF
689	tristate "CSR SiRFprimaII I2C interface"
690	depends on ARCH_SIRF
691	help
692	  If you say yes to this option, support will be included for the
693	  CSR SiRFprimaII I2C interface.
694
695	  This driver can also be built as a module.  If so, the module
696	  will be called i2c-sirf.
697
698config I2C_STU300
699	tristate "ST Microelectronics DDC I2C interface"
700	depends on MACH_U300
701	default y if MACH_U300
702	help
703	  If you say yes to this option, support will be included for the
704	  I2C interface from ST Microelectronics simply called "DDC I2C"
705	  supporting both I2C and DDC, used in e.g. the U300 series
706	  mobile platforms.
707
708	  This driver can also be built as a module. If so, the module
709	  will be called i2c-stu300.
710
711config I2C_TEGRA
712	tristate "NVIDIA Tegra internal I2C controller"
713	depends on ARCH_TEGRA
714	help
715	  If you say yes to this option, support will be included for the
716	  I2C controller embedded in NVIDIA Tegra SOCs
717
718config I2C_VERSATILE
719	tristate "ARM Versatile/Realview I2C bus support"
720	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
721	select I2C_ALGOBIT
722	help
723	  Say yes if you want to support the I2C serial bus on ARMs Versatile
724	  range of platforms.
725
726	  This driver can also be built as a module.  If so, the module
727	  will be called i2c-versatile.
728
729config I2C_WMT
730	tristate "Wondermedia WM8xxx SoC I2C bus support"
731	depends on ARCH_VT8500
732	help
733	  Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
734	  SoCs.
735
736	  This driver can also be built as a module. If so, the module will be
737	  called i2c-wmt.
738
739config I2C_OCTEON
740	tristate "Cavium OCTEON I2C bus support"
741	depends on CAVIUM_OCTEON_SOC
742	help
743	  Say yes if you want to support the I2C serial bus on Cavium
744	  OCTEON SOC.
745
746	  This driver can also be built as a module.  If so, the module
747	  will be called i2c-octeon.
748
749config I2C_XILINX
750	tristate "Xilinx I2C Controller"
751	depends on HAS_IOMEM
752	help
753	  If you say yes to this option, support will be included for the
754	  Xilinx I2C controller.
755
756	  This driver can also be built as a module.  If so, the module
757	  will be called xilinx_i2c.
758
759config I2C_XLR
760	tristate "XLR I2C support"
761	depends on CPU_XLR
762	help
763	  This driver enables support for the on-chip I2C interface of
764	  the Netlogic XLR/XLS MIPS processors.
765
766	  This driver can also be built as a module.  If so, the module
767	  will be called i2c-xlr.
768
769config I2C_RCAR
770	tristate "Renesas R-Car I2C Controller"
771	depends on ARCH_SHMOBILE && I2C
772	help
773	  If you say yes to this option, support will be included for the
774	  R-Car I2C controller.
775
776	  This driver can also be built as a module.  If so, the module
777	  will be called i2c-rcar.
778
779comment "External I2C/SMBus adapter drivers"
780
781config I2C_DIOLAN_U2C
782	tristate "Diolan U2C-12 USB adapter"
783	depends on USB
784	help
785	  If you say yes to this option, support will be included for Diolan
786	  U2C-12, a USB to I2C interface.
787
788	  This driver can also be built as a module.  If so, the module
789	  will be called i2c-diolan-u2c.
790
791config I2C_PARPORT
792	tristate "Parallel port adapter"
793	depends on PARPORT
794	select I2C_ALGOBIT
795	select I2C_SMBUS
796	help
797	  This supports parallel port I2C adapters such as the ones made by
798	  Philips or Velleman, Analog Devices evaluation boards, and more.
799	  Basically any adapter using the parallel port as an I2C bus with
800	  no extra chipset is supported by this driver, or could be.
801
802	  This driver is a replacement for (and was inspired by) an older
803	  driver named i2c-philips-par.  The new driver supports more devices,
804	  and makes it easier to add support for new devices.
805
806	  An adapter type parameter is now mandatory.  Please read the file
807	  Documentation/i2c/busses/i2c-parport for details.
808
809	  Another driver exists, named i2c-parport-light, which doesn't depend
810	  on the parport driver.  This is meant for embedded systems. Don't say
811	  Y here if you intend to say Y or M there.
812
813	  This support is also available as a module.  If so, the module
814	  will be called i2c-parport.
815
816config I2C_PARPORT_LIGHT
817	tristate "Parallel port adapter (light)"
818	select I2C_ALGOBIT
819	select I2C_SMBUS
820	help
821	  This supports parallel port I2C adapters such as the ones made by
822	  Philips or Velleman, Analog Devices evaluation boards, and more.
823	  Basically any adapter using the parallel port as an I2C bus with
824	  no extra chipset is supported by this driver, or could be.
825
826	  This driver is a light version of i2c-parport.  It doesn't depend
827	  on the parport driver, and uses direct I/O access instead.  This
828	  might be preferred on embedded systems where wasting memory for
829	  the clean but heavy parport handling is not an option.  The
830	  drawback is a reduced portability and the impossibility to
831	  daisy-chain other parallel port devices.
832
833	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
834	  both is possible but both modules should not be loaded at the same
835	  time.
836
837	  This support is also available as a module.  If so, the module
838	  will be called i2c-parport-light.
839
840config I2C_TAOS_EVM
841	tristate "TAOS evaluation module"
842	depends on TTY
843	select SERIO
844	select SERIO_SERPORT
845	default n
846	help
847	  This supports TAOS evaluation modules on serial port. In order to
848	  use this driver, you will need the inputattach tool, which is part
849	  of the input-utils package.
850
851	  If unsure, say N.
852
853	  This support is also available as a module.  If so, the module
854	  will be called i2c-taos-evm.
855
856config I2C_TINY_USB
857	tristate "Tiny-USB adapter"
858	depends on USB
859	help
860	  If you say yes to this option, support will be included for the
861	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
862	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
863
864	  This driver can also be built as a module.  If so, the module
865	  will be called i2c-tiny-usb.
866
867config I2C_VIPERBOARD
868	tristate "Viperboard I2C master support"
869	depends on MFD_VIPERBOARD && USB
870	help
871	  Say yes here to access the I2C part of the Nano River
872	  Technologies Viperboard as I2C master.
873          See viperboard API specification and Nano
874          River Tech's viperboard.h for detailed meaning
875          of the module parameters.
876
877comment "Other I2C/SMBus bus drivers"
878
879config I2C_ACORN
880	tristate "Acorn IOC/IOMD I2C bus support"
881	depends on ARCH_ACORN
882	default y
883	select I2C_ALGOBIT
884	help
885	  Say yes if you want to support the I2C bus on Acorn platforms.
886
887	  If you don't know, say Y.
888
889config I2C_ELEKTOR
890	tristate "Elektor ISA card"
891	depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
892	select I2C_ALGOPCF
893	help
894	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
895	  such an adapter.
896
897	  This support is also available as a module.  If so, the module
898	  will be called i2c-elektor.
899
900config I2C_PCA_ISA
901	tristate "PCA9564/PCA9665 on an ISA bus"
902	depends on ISA
903	select I2C_ALGOPCA
904	default n
905	help
906	  This driver supports ISA boards using the Philips PCA9564/PCA9665
907	  parallel bus to I2C bus controller.
908
909	  This driver can also be built as a module.  If so, the module
910	  will be called i2c-pca-isa.
911
912	  This device is almost undetectable and using this driver on a
913	  system which doesn't have this device will result in long
914	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
915	  time).  If unsure, say N.
916
917config I2C_SIBYTE
918	tristate "SiByte SMBus interface"
919	depends on SIBYTE_SB1xxx_SOC
920	help
921	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
922
923config SCx200_I2C
924	tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
925	depends on SCx200_GPIO
926	select I2C_ALGOBIT
927	help
928	  Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
929
930	  If you don't know what to do here, say N.
931
932	  This support is also available as a module.  If so, the module
933	  will be called scx200_i2c.
934
935	  This driver is deprecated and will be dropped soon. Use i2c-gpio
936	  (or scx200_acb) instead.
937
938config SCx200_I2C_SCL
939	int "GPIO pin used for SCL"
940	depends on SCx200_I2C
941	default "12"
942	help
943	  Enter the GPIO pin number used for the SCL signal.  This value can
944	  also be specified with a module parameter.
945
946config SCx200_I2C_SDA
947	int "GPIO pin used for SDA"
948	depends on SCx200_I2C
949	default "13"
950	help
951	  Enter the GPIO pin number used for the SSA signal.  This value can
952	  also be specified with a module parameter.
953
954config SCx200_ACB
955	tristate "Geode ACCESS.bus support"
956	depends on X86_32 && PCI
957	help
958	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
959	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
960
961	  If you don't know what to do here, say N.
962
963	  This support is also available as a module.  If so, the module
964	  will be called scx200_acb.
965
966endmenu
967