xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision 078a55fc)
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 && GENERIC_HARDIRQS
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
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	depends on GENERIC_HARDIRQS
550	help
551	  If you say yes to this option, support will be included for the
552	  OpenCores I2C controller. For details see
553	  http://www.opencores.org/projects.cgi/web/i2c/overview
554
555	  This driver can also be built as a module.  If so, the module
556	  will be called i2c-ocores.
557
558config I2C_OMAP
559	tristate "OMAP I2C adapter"
560	depends on ARCH_OMAP
561	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
562	help
563	  If you say yes to this option, support will be included for the
564	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
565	  Like OMAP1510/1610/1710/5912 and OMAP242x.
566	  For details see http://www.ti.com/omap.
567
568config I2C_PASEMI
569	tristate "PA Semi SMBus interface"
570	depends on PPC_PASEMI && PCI
571	help
572	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
573
574config I2C_PCA_PLATFORM
575	tristate "PCA9564/PCA9665 as platform device"
576	select I2C_ALGOPCA
577	default n
578	help
579	  This driver supports a memory mapped Philips PCA9564/PCA9665
580	  parallel bus to I2C bus controller.
581
582	  This driver can also be built as a module.  If so, the module
583	  will be called i2c-pca-platform.
584
585config I2C_PMCMSP
586	tristate "PMC MSP I2C TWI Controller"
587	depends on PMC_MSP
588	help
589	  This driver supports the PMC TWI controller on MSP devices.
590
591	  This driver can also be built as module. If so, the module
592	  will be called i2c-pmcmsp.
593
594config I2C_PNX
595	tristate "I2C bus support for Philips PNX and NXP LPC targets"
596	depends on ARCH_LPC32XX
597	help
598	  This driver supports the Philips IP3204 I2C IP block master and/or
599	  slave controller
600
601	  This driver can also be built as a module.  If so, the module
602	  will be called i2c-pnx.
603
604config I2C_PUV3
605	tristate "PKUnity v3 I2C bus support"
606	depends on UNICORE32 && ARCH_PUV3
607	select I2C_ALGOBIT
608	help
609	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
610	  This I2C bus controller is under AMBA/AXI bus.
611
612	  This driver can also be built as a module.  If so, the module
613	  will be called i2c-puv3.
614
615config I2C_PXA
616	tristate "Intel PXA2XX I2C adapter"
617	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
618	help
619	  If you have devices in the PXA I2C bus, say yes to this option.
620	  This driver can also be built as a module.  If so, the module
621	  will be called i2c-pxa.
622
623config I2C_PXA_PCI
624	def_bool I2C_PXA && X86_32 && PCI && OF
625
626config I2C_PXA_SLAVE
627	bool "Intel PXA2XX I2C Slave comms support"
628	depends on I2C_PXA && !X86_32
629	help
630	  Support I2C slave mode communications on the PXA I2C bus.  This
631	  is necessary for systems where the PXA may be a target on the
632	  I2C bus.
633
634config HAVE_S3C2410_I2C
635	bool
636	help
637	  This will include I2C support for Samsung SoCs. If you want to
638	  include I2C support for any machine, kindly select this in the
639	  respective Kconfig file.
640
641config I2C_S3C2410
642	tristate "S3C2410 I2C Driver"
643	depends on HAVE_S3C2410_I2C
644	help
645	  Say Y here to include support for I2C controller in the
646	  Samsung SoCs.
647
648config I2C_S6000
649	tristate "S6000 I2C support"
650	depends on XTENSA_VARIANT_S6000
651	help
652	  This driver supports the on chip I2C device on the
653	  S6000 xtensa processor family.
654
655	  To compile this driver as a module, choose M here. The module
656	  will be called i2c-s6000.
657
658config I2C_SH7760
659	tristate "Renesas SH7760 I2C Controller"
660	depends on CPU_SUBTYPE_SH7760
661	help
662	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
663
664	  This driver can also be built as a module.  If so, the module
665	  will be called i2c-sh7760.
666
667config I2C_SH_MOBILE
668	tristate "SuperH Mobile I2C Controller"
669	depends on SUPERH || ARCH_SHMOBILE
670	help
671	  If you say yes to this option, support will be included for the
672	  built-in I2C interface on the Renesas SH-Mobile processor.
673
674	  This driver can also be built as a module.  If so, the module
675	  will be called i2c-sh_mobile.
676
677config I2C_SIMTEC
678	tristate "Simtec Generic I2C interface"
679	select I2C_ALGOBIT
680	help
681	  If you say yes to this option, support will be included for
682	  the Simtec Generic I2C interface. This driver is for the
683	  simple I2C bus used on newer Simtec products for general
684	  I2C, such as DDC on the Simtec BBD2016A.
685
686	  This driver can also be built as a module. If so, the module
687	  will be called i2c-simtec.
688
689config I2C_SIRF
690	tristate "CSR SiRFprimaII I2C interface"
691	depends on ARCH_SIRF
692	help
693	  If you say yes to this option, support will be included for the
694	  CSR SiRFprimaII I2C interface.
695
696	  This driver can also be built as a module.  If so, the module
697	  will be called i2c-sirf.
698
699config I2C_STU300
700	tristate "ST Microelectronics DDC I2C interface"
701	depends on MACH_U300
702	default y if MACH_U300
703	help
704	  If you say yes to this option, support will be included for the
705	  I2C interface from ST Microelectronics simply called "DDC I2C"
706	  supporting both I2C and DDC, used in e.g. the U300 series
707	  mobile platforms.
708
709	  This driver can also be built as a module. If so, the module
710	  will be called i2c-stu300.
711
712config I2C_TEGRA
713	tristate "NVIDIA Tegra internal I2C controller"
714	depends on ARCH_TEGRA
715	help
716	  If you say yes to this option, support will be included for the
717	  I2C controller embedded in NVIDIA Tegra SOCs
718
719config I2C_VERSATILE
720	tristate "ARM Versatile/Realview I2C bus support"
721	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
722	select I2C_ALGOBIT
723	help
724	  Say yes if you want to support the I2C serial bus on ARMs Versatile
725	  range of platforms.
726
727	  This driver can also be built as a module.  If so, the module
728	  will be called i2c-versatile.
729
730config I2C_WMT
731	tristate "Wondermedia WM8xxx SoC I2C bus support"
732	depends on ARCH_VT8500
733	help
734	  Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
735	  SoCs.
736
737	  This driver can also be built as a module. If so, the module will be
738	  called i2c-wmt.
739
740config I2C_OCTEON
741	tristate "Cavium OCTEON I2C bus support"
742	depends on CAVIUM_OCTEON_SOC
743	help
744	  Say yes if you want to support the I2C serial bus on Cavium
745	  OCTEON SOC.
746
747	  This driver can also be built as a module.  If so, the module
748	  will be called i2c-octeon.
749
750config I2C_XILINX
751	tristate "Xilinx I2C Controller"
752	depends on HAS_IOMEM
753	help
754	  If you say yes to this option, support will be included for the
755	  Xilinx I2C controller.
756
757	  This driver can also be built as a module.  If so, the module
758	  will be called xilinx_i2c.
759
760config I2C_XLR
761	tristate "XLR I2C support"
762	depends on CPU_XLR
763	help
764	  This driver enables support for the on-chip I2C interface of
765	  the Netlogic XLR/XLS MIPS processors.
766
767	  This driver can also be built as a module.  If so, the module
768	  will be called i2c-xlr.
769
770config I2C_RCAR
771	tristate "Renesas R-Car I2C Controller"
772	depends on ARCH_SHMOBILE && I2C
773	help
774	  If you say yes to this option, support will be included for the
775	  R-Car I2C controller.
776
777	  This driver can also be built as a module.  If so, the module
778	  will be called i2c-rcar.
779
780comment "External I2C/SMBus adapter drivers"
781
782config I2C_DIOLAN_U2C
783	tristate "Diolan U2C-12 USB adapter"
784	depends on USB
785	help
786	  If you say yes to this option, support will be included for Diolan
787	  U2C-12, a USB to I2C interface.
788
789	  This driver can also be built as a module.  If so, the module
790	  will be called i2c-diolan-u2c.
791
792config I2C_PARPORT
793	tristate "Parallel port adapter"
794	depends on PARPORT && GENERIC_HARDIRQS
795	select I2C_ALGOBIT
796	select I2C_SMBUS
797	help
798	  This supports parallel port I2C adapters such as the ones made by
799	  Philips or Velleman, Analog Devices evaluation boards, and more.
800	  Basically any adapter using the parallel port as an I2C bus with
801	  no extra chipset is supported by this driver, or could be.
802
803	  This driver is a replacement for (and was inspired by) an older
804	  driver named i2c-philips-par.  The new driver supports more devices,
805	  and makes it easier to add support for new devices.
806
807	  An adapter type parameter is now mandatory.  Please read the file
808	  Documentation/i2c/busses/i2c-parport for details.
809
810	  Another driver exists, named i2c-parport-light, which doesn't depend
811	  on the parport driver.  This is meant for embedded systems. Don't say
812	  Y here if you intend to say Y or M there.
813
814	  This support is also available as a module.  If so, the module
815	  will be called i2c-parport.
816
817config I2C_PARPORT_LIGHT
818	tristate "Parallel port adapter (light)"
819	depends on GENERIC_HARDIRQS
820	select I2C_ALGOBIT
821	select I2C_SMBUS
822	help
823	  This supports parallel port I2C adapters such as the ones made by
824	  Philips or Velleman, Analog Devices evaluation boards, and more.
825	  Basically any adapter using the parallel port as an I2C bus with
826	  no extra chipset is supported by this driver, or could be.
827
828	  This driver is a light version of i2c-parport.  It doesn't depend
829	  on the parport driver, and uses direct I/O access instead.  This
830	  might be preferred on embedded systems where wasting memory for
831	  the clean but heavy parport handling is not an option.  The
832	  drawback is a reduced portability and the impossibility to
833	  daisy-chain other parallel port devices.
834
835	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
836	  both is possible but both modules should not be loaded at the same
837	  time.
838
839	  This support is also available as a module.  If so, the module
840	  will be called i2c-parport-light.
841
842config I2C_TAOS_EVM
843	tristate "TAOS evaluation module"
844	depends on TTY
845	select SERIO
846	select SERIO_SERPORT
847	default n
848	help
849	  This supports TAOS evaluation modules on serial port. In order to
850	  use this driver, you will need the inputattach tool, which is part
851	  of the input-utils package.
852
853	  If unsure, say N.
854
855	  This support is also available as a module.  If so, the module
856	  will be called i2c-taos-evm.
857
858config I2C_TINY_USB
859	tristate "Tiny-USB adapter"
860	depends on USB
861	help
862	  If you say yes to this option, support will be included for the
863	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
864	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
865
866	  This driver can also be built as a module.  If so, the module
867	  will be called i2c-tiny-usb.
868
869config I2C_VIPERBOARD
870	tristate "Viperboard I2C master support"
871	depends on MFD_VIPERBOARD && USB
872	help
873	  Say yes here to access the I2C part of the Nano River
874	  Technologies Viperboard as I2C master.
875          See viperboard API specification and Nano
876          River Tech's viperboard.h for detailed meaning
877          of the module parameters.
878
879comment "Other I2C/SMBus bus drivers"
880
881config I2C_ACORN
882	tristate "Acorn IOC/IOMD I2C bus support"
883	depends on ARCH_ACORN
884	default y
885	select I2C_ALGOBIT
886	help
887	  Say yes if you want to support the I2C bus on Acorn platforms.
888
889	  If you don't know, say Y.
890
891config I2C_ELEKTOR
892	tristate "Elektor ISA card"
893	depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
894	select I2C_ALGOPCF
895	help
896	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
897	  such an adapter.
898
899	  This support is also available as a module.  If so, the module
900	  will be called i2c-elektor.
901
902config I2C_PCA_ISA
903	tristate "PCA9564/PCA9665 on an ISA bus"
904	depends on ISA
905	select I2C_ALGOPCA
906	default n
907	help
908	  This driver supports ISA boards using the Philips PCA9564/PCA9665
909	  parallel bus to I2C bus controller.
910
911	  This driver can also be built as a module.  If so, the module
912	  will be called i2c-pca-isa.
913
914	  This device is almost undetectable and using this driver on a
915	  system which doesn't have this device will result in long
916	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
917	  time).  If unsure, say N.
918
919config I2C_SIBYTE
920	tristate "SiByte SMBus interface"
921	depends on SIBYTE_SB1xxx_SOC
922	help
923	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
924
925config SCx200_I2C
926	tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
927	depends on SCx200_GPIO
928	select I2C_ALGOBIT
929	help
930	  Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
931
932	  If you don't know what to do here, say N.
933
934	  This support is also available as a module.  If so, the module
935	  will be called scx200_i2c.
936
937	  This driver is deprecated and will be dropped soon. Use i2c-gpio
938	  (or scx200_acb) instead.
939
940config SCx200_I2C_SCL
941	int "GPIO pin used for SCL"
942	depends on SCx200_I2C
943	default "12"
944	help
945	  Enter the GPIO pin number used for the SCL signal.  This value can
946	  also be specified with a module parameter.
947
948config SCx200_I2C_SDA
949	int "GPIO pin used for SDA"
950	depends on SCx200_I2C
951	default "13"
952	help
953	  Enter the GPIO pin number used for the SSA signal.  This value can
954	  also be specified with a module parameter.
955
956config SCx200_ACB
957	tristate "Geode ACCESS.bus support"
958	depends on X86_32 && PCI
959	help
960	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
961	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
962
963	  If you don't know what to do here, say N.
964
965	  This support is also available as a module.  If so, the module
966	  will be called scx200_acb.
967
968endmenu
969