xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision d0b73b48)
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 && EXPERIMENTAL
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 && EXPERIMENTAL
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
110	  This driver can also be built as a module.  If so, the module
111	  will be called i2c-i801.
112
113config I2C_ISCH
114	tristate "Intel SCH SMBus 1.0"
115	depends on PCI
116	select LPC_SCH
117	help
118	  Say Y here if you want to use SMBus controller on the Intel SCH
119	  based systems.
120
121	  This driver can also be built as a module. If so, the module
122	  will be called i2c-isch.
123
124config I2C_PIIX4
125	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
126	depends on PCI
127	help
128	  If you say yes to this option, support will be included for the Intel
129	  PIIX4 family of mainboard I2C interfaces.  Specifically, the following
130	  versions of the chipset are supported (note that Serverworks is part
131	  of Broadcom):
132	    Intel PIIX4
133	    Intel 440MX
134	    ATI IXP200
135	    ATI IXP300
136	    ATI IXP400
137	    ATI SB600
138	    ATI SB700/SP5100
139	    ATI SB800
140	    AMD Hudson-2
141	    Serverworks OSB4
142	    Serverworks CSB5
143	    Serverworks CSB6
144	    Serverworks HT-1000
145	    Serverworks HT-1100
146	    SMSC Victory66
147
148	  Some AMD chipsets contain two PIIX4-compatible SMBus
149	  controllers. This driver will attempt to use both controllers
150	  on the SB700/SP5100, if they have been initialized by the BIOS.
151
152	  This driver can also be built as a module.  If so, the module
153	  will be called i2c-piix4.
154
155config I2C_NFORCE2
156	tristate "Nvidia nForce2, nForce3 and nForce4"
157	depends on PCI
158	help
159	  If you say yes to this option, support will be included for the Nvidia
160	  nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
161
162	  This driver can also be built as a module.  If so, the module
163	  will be called i2c-nforce2.
164
165config I2C_NFORCE2_S4985
166	tristate "SMBus multiplexing on the Tyan S4985"
167	depends on I2C_NFORCE2 && X86 && EXPERIMENTAL
168	help
169	  Enabling this option will add specific SMBus support for the Tyan
170	  S4985 motherboard.  On this 4-CPU board, the SMBus is multiplexed
171	  over 4 different channels, where the various memory module EEPROMs
172	  live.  Saying yes here will give you access to these in addition
173	  to the trunk.
174
175	  This driver can also be built as a module.  If so, the module
176	  will be called i2c-nforce2-s4985.
177
178config I2C_SIS5595
179	tristate "SiS 5595"
180	depends on PCI
181	help
182	  If you say yes to this option, support will be included for the
183	  SiS5595 SMBus (a subset of I2C) interface.
184
185	  This driver can also be built as a module.  If so, the module
186	  will be called i2c-sis5595.
187
188config I2C_SIS630
189	tristate "SiS 630/730"
190	depends on PCI
191	help
192	  If you say yes to this option, support will be included for the
193	  SiS630 and SiS730 SMBus (a subset of I2C) interface.
194
195	  This driver can also be built as a module.  If so, the module
196	  will be called i2c-sis630.
197
198config I2C_SIS96X
199	tristate "SiS 96x"
200	depends on PCI
201	help
202	  If you say yes to this option, support will be included for the SiS
203	  96x SMBus (a subset of I2C) interfaces.  Specifically, the following
204	  chipsets are supported:
205	    645/961
206	    645DX/961
207	    645DX/962
208	    648/961
209	    650/961
210	    735
211	    745
212
213	  This driver can also be built as a module.  If so, the module
214	  will be called i2c-sis96x.
215
216config I2C_VIA
217	tristate "VIA VT82C586B"
218	depends on PCI && EXPERIMENTAL
219	select I2C_ALGOBIT
220	help
221	  If you say yes to this option, support will be included for the VIA
222          82C586B I2C interface
223
224	  This driver can also be built as a module.  If so, the module
225	  will be called i2c-via.
226
227config I2C_VIAPRO
228	tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
229	depends on PCI
230	help
231	  If you say yes to this option, support will be included for the VIA
232	  VT82C596 and later SMBus interface.  Specifically, the following
233	  chipsets are supported:
234	    VT82C596A/B
235	    VT82C686A/B
236	    VT8231
237	    VT8233/A
238	    VT8235
239	    VT8237R/A/S
240	    VT8251
241	    CX700
242	    VX800/VX820
243	    VX855/VX875
244	    VX900
245
246	  This driver can also be built as a module.  If so, the module
247	  will be called i2c-viapro.
248
249if ACPI
250
251comment "ACPI drivers"
252
253config I2C_SCMI
254	tristate "SMBus Control Method Interface"
255	help
256	  This driver supports the SMBus Control Method Interface. It needs the
257	  BIOS to declare ACPI control methods as described in the SMBus Control
258	  Method Interface specification.
259
260	  To compile this driver as a module, choose M here:
261	  the module will be called i2c-scmi.
262
263endif # ACPI
264
265comment "Mac SMBus host controller drivers"
266	depends on PPC_CHRP || PPC_PMAC
267
268config I2C_HYDRA
269	tristate "CHRP Apple Hydra Mac I/O I2C interface"
270	depends on PCI && PPC_CHRP && EXPERIMENTAL
271	select I2C_ALGOBIT
272	help
273	  This supports the use of the I2C interface in the Apple Hydra Mac
274	  I/O chip on some CHRP machines (e.g. the LongTrail).  Say Y if you
275	  have such a machine.
276
277	  This support is also available as a module.  If so, the module
278	  will be called i2c-hydra.
279
280config I2C_POWERMAC
281	tristate "Powermac I2C interface"
282	depends on PPC_PMAC
283	default y
284	help
285	  This exposes the various PowerMac i2c interfaces to the linux i2c
286	  layer and to userland. It is used by various drivers on the PowerMac
287	  platform, and should generally be enabled.
288
289	  This support is also available as a module.  If so, the module
290	  will be called i2c-powermac.
291
292comment "I2C system bus drivers (mostly embedded / system-on-chip)"
293
294config I2C_AT91
295	tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
296	depends on ARCH_AT91 && EXPERIMENTAL
297	help
298	  This supports the use of the I2C interface on Atmel AT91
299	  processors.
300
301	  A serious problem is that there is no documented way to issue
302	  repeated START conditions for more than two messages, as needed
303	  to support combined I2C messages.  Use the i2c-gpio driver
304	  unless your system can cope with this limitation.
305
306	  Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
307	  don't have clock stretching in transmission mode. For that reason,
308	  you can encounter underrun issues causing premature stop sendings if
309	  the latency to fill the transmission register is too long. If you
310	  are facing this situation, use the i2c-gpio driver.
311
312config I2C_AU1550
313	tristate "Au1550/Au1200/Au1300 SMBus interface"
314	depends on MIPS_ALCHEMY
315	help
316	  If you say yes to this option, support will be included for the
317	  Au1550/Au1200/Au1300 SMBus interface.
318
319	  This driver can also be built as a module.  If so, the module
320	  will be called i2c-au1550.
321
322config I2C_BLACKFIN_TWI
323	tristate "Blackfin TWI I2C support"
324	depends on BLACKFIN
325	depends on !BF561 && !BF531 && !BF532 && !BF533
326	help
327	  This is the I2C bus driver for Blackfin on-chip TWI interface.
328
329	  This driver can also be built as a module.  If so, the module
330	  will be called i2c-bfin-twi.
331
332config I2C_BLACKFIN_TWI_CLK_KHZ
333	int "Blackfin TWI I2C clock (kHz)"
334	depends on I2C_BLACKFIN_TWI
335	range 21 400
336	default 50
337	help
338	  The unit of the TWI clock is kHz.
339
340config I2C_CBUS_GPIO
341	tristate "CBUS I2C driver"
342	depends on GENERIC_GPIO
343	help
344	  Support for CBUS access using I2C API. Mostly relevant for Nokia
345	  Internet Tablets (770, N800 and N810).
346
347	  This driver can also be built as a module.  If so, the module
348	  will be called i2c-cbus-gpio.
349
350config I2C_CPM
351	tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
352	depends on (CPM1 || CPM2) && OF_I2C
353	help
354	  This supports the use of the I2C interface on Freescale
355	  processors with CPM1 or CPM2.
356
357	  This driver can also be built as a module.  If so, the module
358	  will be called i2c-cpm.
359
360config I2C_DAVINCI
361	tristate "DaVinci I2C driver"
362	depends on ARCH_DAVINCI
363	help
364	  Support for TI DaVinci I2C controller driver.
365
366	  This driver can also be built as a module.  If so, the module
367	  will be called i2c-davinci.
368
369	  Please note that this driver might be needed to bring up other
370	  devices such as DaVinci NIC.
371	  For details please see http://www.ti.com/davinci
372
373config I2C_DESIGNWARE_CORE
374	tristate
375
376config I2C_DESIGNWARE_PLATFORM
377	tristate "Synopsys DesignWare Platform"
378	depends on HAVE_CLK
379	select I2C_DESIGNWARE_CORE
380	help
381	  If you say yes to this option, support will be included for the
382	  Synopsys DesignWare I2C adapter. Only master mode is supported.
383
384	  This driver can also be built as a module.  If so, the module
385	  will be called i2c-designware-platform.
386
387config I2C_DESIGNWARE_PCI
388	tristate "Synopsys DesignWare PCI"
389	depends on PCI
390	select I2C_DESIGNWARE_CORE
391	help
392	  If you say yes to this option, support will be included for the
393	  Synopsys DesignWare I2C adapter. Only master mode is supported.
394
395	  This driver can also be built as a module.  If so, the module
396	  will be called i2c-designware-pci.
397
398config I2C_EG20T
399	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
400	depends on PCI
401	help
402	  This driver is for PCH(Platform controller Hub) I2C of EG20T which
403	  is an IOH(Input/Output Hub) for x86 embedded processor.
404	  This driver can access PCH I2C bus device.
405
406	  This driver also can be used for LAPIS Semiconductor IOH(Input/
407	  Output Hub), ML7213, ML7223 and ML7831.
408	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
409	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
410	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
411	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
412
413config I2C_GPIO
414	tristate "GPIO-based bitbanging I2C"
415	depends on GENERIC_GPIO
416	select I2C_ALGOBIT
417	help
418	  This is a very simple bitbanging I2C driver utilizing the
419	  arch-neutral GPIO API to control the SCL and SDA lines.
420
421config I2C_HIGHLANDER
422	tristate "Highlander FPGA SMBus interface"
423	depends on SH_HIGHLANDER
424	help
425	  If you say yes to this option, support will be included for
426	  the SMBus interface located in the FPGA on various Highlander
427	  boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
428	  FPGAs. This is wholly unrelated to the SoC I2C.
429
430	  This driver can also be built as a module.  If so, the module
431	  will be called i2c-highlander.
432
433config I2C_IBM_IIC
434	tristate "IBM PPC 4xx on-chip I2C interface"
435	depends on 4xx
436	help
437	  Say Y here if you want to use IIC peripheral found on
438	  embedded IBM PPC 4xx based systems.
439
440	  This driver can also be built as a module.  If so, the module
441	  will be called i2c-ibm_iic.
442
443config I2C_IMX
444	tristate "IMX I2C interface"
445	depends on ARCH_MXC
446	help
447	  Say Y here if you want to use the IIC bus controller on
448	  the Freescale i.MX/MXC processors.
449
450	  This driver can also be built as a module.  If so, the module
451	  will be called i2c-imx.
452
453config I2C_INTEL_MID
454	tristate "Intel Moorestown/Medfield Platform I2C controller"
455	depends on PCI
456	help
457	  Say Y here if you have an Intel Moorestown/Medfield platform I2C
458	  controller.
459
460	  This support is also available as a module. If so, the module
461	  will be called i2c-intel-mid.
462
463config I2C_IOP3XX
464	tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
465	depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
466	help
467	  Say Y here if you want to use the IIC bus controller on
468	  the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
469
470	  This driver can also be built as a module.  If so, the module
471	  will be called i2c-iop3xx.
472
473config I2C_MPC
474	tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
475	depends on PPC
476	help
477	  If you say yes to this option, support will be included for the
478	  built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
479	  MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
480
481	  This driver can also be built as a module.  If so, the module
482	  will be called i2c-mpc.
483
484config I2C_MV64XXX
485	tristate "Marvell mv64xxx I2C Controller"
486	depends on (MV64X60 || PLAT_ORION)
487	help
488	  If you say yes to this option, support will be included for the
489	  built-in I2C interface on the Marvell 64xxx line of host bridges.
490
491	  This driver can also be built as a module.  If so, the module
492	  will be called i2c-mv64xxx.
493
494config I2C_MXS
495	tristate "Freescale i.MX28 I2C interface"
496	depends on SOC_IMX28
497	select STMP_DEVICE
498	help
499	  Say Y here if you want to use the I2C bus controller on
500	  the Freescale i.MX28 processors.
501
502	  This driver can also be built as a module.  If so, the module
503	  will be called i2c-mxs.
504
505config I2C_NOMADIK
506	tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
507	depends on ARM_AMBA
508	help
509	  If you say yes to this option, support will be included for the
510	  I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
511	  as well as the STA2X11 PCIe I/O HUB.
512
513config I2C_NUC900
514	tristate "NUC900 I2C Driver"
515	depends on ARCH_W90X900
516	help
517	  Say Y here to include support for I2C controller in the
518	  Winbond/Nuvoton NUC900 based System-on-Chip devices.
519
520config I2C_OCORES
521	tristate "OpenCores I2C Controller"
522	depends on EXPERIMENTAL
523	help
524	  If you say yes to this option, support will be included for the
525	  OpenCores I2C controller. For details see
526	  http://www.opencores.org/projects.cgi/web/i2c/overview
527
528	  This driver can also be built as a module.  If so, the module
529	  will be called i2c-ocores.
530
531config I2C_OMAP
532	tristate "OMAP I2C adapter"
533	depends on ARCH_OMAP
534	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
535	help
536	  If you say yes to this option, support will be included for the
537	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
538	  Like OMAP1510/1610/1710/5912 and OMAP242x.
539	  For details see http://www.ti.com/omap.
540
541config I2C_PASEMI
542	tristate "PA Semi SMBus interface"
543	depends on PPC_PASEMI && PCI
544	help
545	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
546
547config I2C_PCA_PLATFORM
548	tristate "PCA9564/PCA9665 as platform device"
549	select I2C_ALGOPCA
550	default n
551	help
552	  This driver supports a memory mapped Philips PCA9564/PCA9665
553	  parallel bus to I2C bus controller.
554
555	  This driver can also be built as a module.  If so, the module
556	  will be called i2c-pca-platform.
557
558config I2C_PMCMSP
559	tristate "PMC MSP I2C TWI Controller"
560	depends on PMC_MSP
561	help
562	  This driver supports the PMC TWI controller on MSP devices.
563
564	  This driver can also be built as module. If so, the module
565	  will be called i2c-pmcmsp.
566
567config I2C_PNX
568	tristate "I2C bus support for Philips PNX and NXP LPC targets"
569	depends on ARCH_LPC32XX
570	help
571	  This driver supports the Philips IP3204 I2C IP block master and/or
572	  slave controller
573
574	  This driver can also be built as a module.  If so, the module
575	  will be called i2c-pnx.
576
577config I2C_PUV3
578	tristate "PKUnity v3 I2C bus support"
579	depends on UNICORE32 && ARCH_PUV3
580	select I2C_ALGOBIT
581	help
582	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
583	  This I2C bus controller is under AMBA/AXI bus.
584
585	  This driver can also be built as a module.  If so, the module
586	  will be called i2c-puv3.
587
588config I2C_PXA
589	tristate "Intel PXA2XX I2C adapter"
590	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
591	help
592	  If you have devices in the PXA I2C bus, say yes to this option.
593	  This driver can also be built as a module.  If so, the module
594	  will be called i2c-pxa.
595
596config I2C_PXA_PCI
597	def_bool I2C_PXA && X86_32 && PCI && OF
598
599config I2C_PXA_SLAVE
600	bool "Intel PXA2XX I2C Slave comms support"
601	depends on I2C_PXA && !X86_32
602	help
603	  Support I2C slave mode communications on the PXA I2C bus.  This
604	  is necessary for systems where the PXA may be a target on the
605	  I2C bus.
606
607config HAVE_S3C2410_I2C
608	bool
609	help
610	  This will include I2C support for Samsung SoCs. If you want to
611	  include I2C support for any machine, kindly select this in the
612	  respective Kconfig file.
613
614config I2C_S3C2410
615	tristate "S3C2410 I2C Driver"
616	depends on HAVE_S3C2410_I2C
617	help
618	  Say Y here to include support for I2C controller in the
619	  Samsung SoCs.
620
621config I2C_S6000
622	tristate "S6000 I2C support"
623	depends on XTENSA_VARIANT_S6000
624	help
625	  This driver supports the on chip I2C device on the
626	  S6000 xtensa processor family.
627
628	  To compile this driver as a module, choose M here. The module
629	  will be called i2c-s6000.
630
631config I2C_SH7760
632	tristate "Renesas SH7760 I2C Controller"
633	depends on CPU_SUBTYPE_SH7760
634	help
635	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
636
637	  This driver can also be built as a module.  If so, the module
638	  will be called i2c-sh7760.
639
640config I2C_SH_MOBILE
641	tristate "SuperH Mobile I2C Controller"
642	depends on SUPERH || ARCH_SHMOBILE
643	help
644	  If you say yes to this option, support will be included for the
645	  built-in I2C interface on the Renesas SH-Mobile processor.
646
647	  This driver can also be built as a module.  If so, the module
648	  will be called i2c-sh_mobile.
649
650config I2C_SIMTEC
651	tristate "Simtec Generic I2C interface"
652	select I2C_ALGOBIT
653	help
654	  If you say yes to this option, support will be included for
655	  the Simtec Generic I2C interface. This driver is for the
656	  simple I2C bus used on newer Simtec products for general
657	  I2C, such as DDC on the Simtec BBD2016A.
658
659	  This driver can also be built as a module. If so, the module
660	  will be called i2c-simtec.
661
662config I2C_SIRF
663	tristate "CSR SiRFprimaII I2C interface"
664	depends on ARCH_PRIMA2
665	help
666	  If you say yes to this option, support will be included for the
667	  CSR SiRFprimaII I2C interface.
668
669	  This driver can also be built as a module.  If so, the module
670	  will be called i2c-sirf.
671
672config I2C_STU300
673	tristate "ST Microelectronics DDC I2C interface"
674	depends on MACH_U300
675	default y if MACH_U300
676	help
677	  If you say yes to this option, support will be included for the
678	  I2C interface from ST Microelectronics simply called "DDC I2C"
679	  supporting both I2C and DDC, used in e.g. the U300 series
680	  mobile platforms.
681
682	  This driver can also be built as a module. If so, the module
683	  will be called i2c-stu300.
684
685config I2C_TEGRA
686	tristate "NVIDIA Tegra internal I2C controller"
687	depends on ARCH_TEGRA
688	help
689	  If you say yes to this option, support will be included for the
690	  I2C controller embedded in NVIDIA Tegra SOCs
691
692config I2C_VERSATILE
693	tristate "ARM Versatile/Realview I2C bus support"
694	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
695	select I2C_ALGOBIT
696	help
697	  Say yes if you want to support the I2C serial bus on ARMs Versatile
698	  range of platforms.
699
700	  This driver can also be built as a module.  If so, the module
701	  will be called i2c-versatile.
702
703config I2C_OCTEON
704	tristate "Cavium OCTEON I2C bus support"
705	depends on CPU_CAVIUM_OCTEON
706	help
707	  Say yes if you want to support the I2C serial bus on Cavium
708	  OCTEON SOC.
709
710	  This driver can also be built as a module.  If so, the module
711	  will be called i2c-octeon.
712
713config I2C_XILINX
714	tristate "Xilinx I2C Controller"
715	depends on EXPERIMENTAL && HAS_IOMEM
716	help
717	  If you say yes to this option, support will be included for the
718	  Xilinx I2C controller.
719
720	  This driver can also be built as a module.  If so, the module
721	  will be called xilinx_i2c.
722
723config I2C_XLR
724	tristate "XLR I2C support"
725	depends on CPU_XLR
726	help
727	  This driver enables support for the on-chip I2C interface of
728	  the Netlogic XLR/XLS MIPS processors.
729
730	  This driver can also be built as a module.  If so, the module
731	  will be called i2c-xlr.
732
733config I2C_RCAR
734	tristate "Renesas R-Car I2C Controller"
735	depends on ARCH_SHMOBILE && I2C
736	help
737	  If you say yes to this option, support will be included for the
738	  R-Car I2C controller.
739
740	  This driver can also be built as a module.  If so, the module
741	  will be called i2c-rcar.
742
743comment "External I2C/SMBus adapter drivers"
744
745config I2C_DIOLAN_U2C
746	tristate "Diolan U2C-12 USB adapter"
747	depends on USB
748	help
749	  If you say yes to this option, support will be included for Diolan
750	  U2C-12, a USB to I2C interface.
751
752	  This driver can also be built as a module.  If so, the module
753	  will be called i2c-diolan-u2c.
754
755config I2C_PARPORT
756	tristate "Parallel port adapter"
757	depends on PARPORT
758	select I2C_ALGOBIT
759	select I2C_SMBUS
760	help
761	  This supports parallel port I2C adapters such as the ones made by
762	  Philips or Velleman, Analog Devices evaluation boards, and more.
763	  Basically any adapter using the parallel port as an I2C bus with
764	  no extra chipset is supported by this driver, or could be.
765
766	  This driver is a replacement for (and was inspired by) an older
767	  driver named i2c-philips-par.  The new driver supports more devices,
768	  and makes it easier to add support for new devices.
769
770	  An adapter type parameter is now mandatory.  Please read the file
771	  Documentation/i2c/busses/i2c-parport for details.
772
773	  Another driver exists, named i2c-parport-light, which doesn't depend
774	  on the parport driver.  This is meant for embedded systems. Don't say
775	  Y here if you intend to say Y or M there.
776
777	  This support is also available as a module.  If so, the module
778	  will be called i2c-parport.
779
780config I2C_PARPORT_LIGHT
781	tristate "Parallel port adapter (light)"
782	select I2C_ALGOBIT
783	select I2C_SMBUS
784	help
785	  This supports parallel port I2C adapters such as the ones made by
786	  Philips or Velleman, Analog Devices evaluation boards, and more.
787	  Basically any adapter using the parallel port as an I2C bus with
788	  no extra chipset is supported by this driver, or could be.
789
790	  This driver is a light version of i2c-parport.  It doesn't depend
791	  on the parport driver, and uses direct I/O access instead.  This
792	  might be preferred on embedded systems where wasting memory for
793	  the clean but heavy parport handling is not an option.  The
794	  drawback is a reduced portability and the impossibility to
795	  daisy-chain other parallel port devices.
796
797	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
798	  both is possible but both modules should not be loaded at the same
799	  time.
800
801	  This support is also available as a module.  If so, the module
802	  will be called i2c-parport-light.
803
804config I2C_TAOS_EVM
805	tristate "TAOS evaluation module"
806	depends on EXPERIMENTAL
807	select SERIO
808	select SERIO_SERPORT
809	default n
810	help
811	  This supports TAOS evaluation modules on serial port. In order to
812	  use this driver, you will need the inputattach tool, which is part
813	  of the input-utils package.
814
815	  If unsure, say N.
816
817	  This support is also available as a module.  If so, the module
818	  will be called i2c-taos-evm.
819
820config I2C_TINY_USB
821	tristate "Tiny-USB adapter"
822	depends on USB
823	help
824	  If you say yes to this option, support will be included for the
825	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
826	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
827
828	  This driver can also be built as a module.  If so, the module
829	  will be called i2c-tiny-usb.
830
831config I2C_VIPERBOARD
832	tristate "Viperboard I2C master support"
833	depends on MFD_VIPERBOARD && USB
834	help
835	  Say yes here to access the I2C part of the Nano River
836	  Technologies Viperboard as I2C master.
837          See viperboard API specification and Nano
838          River Tech's viperboard.h for detailed meaning
839          of the module parameters.
840
841comment "Other I2C/SMBus bus drivers"
842
843config I2C_ACORN
844	tristate "Acorn IOC/IOMD I2C bus support"
845	depends on ARCH_ACORN
846	default y
847	select I2C_ALGOBIT
848	help
849	  Say yes if you want to support the I2C bus on Acorn platforms.
850
851	  If you don't know, say Y.
852
853config I2C_ELEKTOR
854	tristate "Elektor ISA card"
855	depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
856	select I2C_ALGOPCF
857	help
858	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
859	  such an adapter.
860
861	  This support is also available as a module.  If so, the module
862	  will be called i2c-elektor.
863
864config I2C_PCA_ISA
865	tristate "PCA9564/PCA9665 on an ISA bus"
866	depends on ISA
867	select I2C_ALGOPCA
868	default n
869	help
870	  This driver supports ISA boards using the Philips PCA9564/PCA9665
871	  parallel bus to I2C bus controller.
872
873	  This driver can also be built as a module.  If so, the module
874	  will be called i2c-pca-isa.
875
876	  This device is almost undetectable and using this driver on a
877	  system which doesn't have this device will result in long
878	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
879	  time).  If unsure, say N.
880
881config I2C_SIBYTE
882	tristate "SiByte SMBus interface"
883	depends on SIBYTE_SB1xxx_SOC
884	help
885	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
886
887config SCx200_I2C
888	tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
889	depends on SCx200_GPIO
890	select I2C_ALGOBIT
891	help
892	  Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
893
894	  If you don't know what to do here, say N.
895
896	  This support is also available as a module.  If so, the module
897	  will be called scx200_i2c.
898
899	  This driver is deprecated and will be dropped soon. Use i2c-gpio
900	  (or scx200_acb) instead.
901
902config SCx200_I2C_SCL
903	int "GPIO pin used for SCL"
904	depends on SCx200_I2C
905	default "12"
906	help
907	  Enter the GPIO pin number used for the SCL signal.  This value can
908	  also be specified with a module parameter.
909
910config SCx200_I2C_SDA
911	int "GPIO pin used for SDA"
912	depends on SCx200_I2C
913	default "13"
914	help
915	  Enter the GPIO pin number used for the SSA signal.  This value can
916	  also be specified with a module parameter.
917
918config SCx200_ACB
919	tristate "Geode ACCESS.bus support"
920	depends on X86_32 && PCI
921	help
922	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
923	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
924
925	  If you don't know what to do here, say N.
926
927	  This support is also available as a module.  If so, the module
928	  will be called scx200_acb.
929
930endmenu
931