xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision 77d84ff8)
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	    Wildcat Point-LP (PCH)
113
114	  This driver can also be built as a module.  If so, the module
115	  will be called i2c-i801.
116
117config I2C_ISCH
118	tristate "Intel SCH SMBus 1.0"
119	depends on PCI
120	select LPC_SCH
121	help
122	  Say Y here if you want to use SMBus controller on the Intel SCH
123	  based systems.
124
125	  This driver can also be built as a module. If so, the module
126	  will be called i2c-isch.
127
128config I2C_ISMT
129	tristate "Intel iSMT SMBus Controller"
130	depends on PCI && X86
131	help
132	  If you say yes to this option, support will be included for the Intel
133	  iSMT SMBus host controller interface.
134
135	  This driver can also be built as a module.  If so, the module will be
136	  called i2c-ismt.
137
138config I2C_PIIX4
139	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
140	depends on PCI
141	help
142	  If you say yes to this option, support will be included for the Intel
143	  PIIX4 family of mainboard I2C interfaces.  Specifically, the following
144	  versions of the chipset are supported (note that Serverworks is part
145	  of Broadcom):
146	    Intel PIIX4
147	    Intel 440MX
148	    ATI IXP200
149	    ATI IXP300
150	    ATI IXP400
151	    ATI SB600
152	    ATI SB700/SP5100
153	    ATI SB800
154	    AMD Hudson-2
155	    AMD CZ
156	    Serverworks OSB4
157	    Serverworks CSB5
158	    Serverworks CSB6
159	    Serverworks HT-1000
160	    Serverworks HT-1100
161	    SMSC Victory66
162
163	  Some AMD chipsets contain two PIIX4-compatible SMBus
164	  controllers. This driver will attempt to use both controllers
165	  on the SB700/SP5100, if they have been initialized by the BIOS.
166
167	  This driver can also be built as a module.  If so, the module
168	  will be called i2c-piix4.
169
170config I2C_NFORCE2
171	tristate "Nvidia nForce2, nForce3 and nForce4"
172	depends on PCI
173	help
174	  If you say yes to this option, support will be included for the Nvidia
175	  nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
176
177	  This driver can also be built as a module.  If so, the module
178	  will be called i2c-nforce2.
179
180config I2C_NFORCE2_S4985
181	tristate "SMBus multiplexing on the Tyan S4985"
182	depends on I2C_NFORCE2 && X86
183	help
184	  Enabling this option will add specific SMBus support for the Tyan
185	  S4985 motherboard.  On this 4-CPU board, the SMBus is multiplexed
186	  over 4 different channels, where the various memory module EEPROMs
187	  live.  Saying yes here will give you access to these in addition
188	  to the trunk.
189
190	  This driver can also be built as a module.  If so, the module
191	  will be called i2c-nforce2-s4985.
192
193config I2C_SIS5595
194	tristate "SiS 5595"
195	depends on PCI
196	help
197	  If you say yes to this option, support will be included for the
198	  SiS5595 SMBus (a subset of I2C) interface.
199
200	  This driver can also be built as a module.  If so, the module
201	  will be called i2c-sis5595.
202
203config I2C_SIS630
204	tristate "SiS 630/730/964"
205	depends on PCI
206	help
207	  If you say yes to this option, support will be included for the
208	  SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
209
210	  This driver can also be built as a module.  If so, the module
211	  will be called i2c-sis630.
212
213config I2C_SIS96X
214	tristate "SiS 96x"
215	depends on PCI
216	help
217	  If you say yes to this option, support will be included for the SiS
218	  96x SMBus (a subset of I2C) interfaces.  Specifically, the following
219	  chipsets are supported:
220	    645/961
221	    645DX/961
222	    645DX/962
223	    648/961
224	    650/961
225	    735
226	    745
227
228	  This driver can also be built as a module.  If so, the module
229	  will be called i2c-sis96x.
230
231config I2C_VIA
232	tristate "VIA VT82C586B"
233	depends on PCI
234	select I2C_ALGOBIT
235	help
236	  If you say yes to this option, support will be included for the VIA
237          82C586B I2C interface
238
239	  This driver can also be built as a module.  If so, the module
240	  will be called i2c-via.
241
242config I2C_VIAPRO
243	tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
244	depends on PCI
245	help
246	  If you say yes to this option, support will be included for the VIA
247	  VT82C596 and later SMBus interface.  Specifically, the following
248	  chipsets are supported:
249	    VT82C596A/B
250	    VT82C686A/B
251	    VT8231
252	    VT8233/A
253	    VT8235
254	    VT8237R/A/S
255	    VT8251
256	    CX700
257	    VX800/VX820
258	    VX855/VX875
259	    VX900
260
261	  This driver can also be built as a module.  If so, the module
262	  will be called i2c-viapro.
263
264if ACPI
265
266comment "ACPI drivers"
267
268config I2C_SCMI
269	tristate "SMBus Control Method Interface"
270	help
271	  This driver supports the SMBus Control Method Interface. It needs the
272	  BIOS to declare ACPI control methods as described in the SMBus Control
273	  Method Interface specification.
274
275	  To compile this driver as a module, choose M here:
276	  the module will be called i2c-scmi.
277
278endif # ACPI
279
280comment "Mac SMBus host controller drivers"
281	depends on PPC_CHRP || PPC_PMAC
282
283config I2C_HYDRA
284	tristate "CHRP Apple Hydra Mac I/O I2C interface"
285	depends on PCI && PPC_CHRP
286	select I2C_ALGOBIT
287	help
288	  This supports the use of the I2C interface in the Apple Hydra Mac
289	  I/O chip on some CHRP machines (e.g. the LongTrail).  Say Y if you
290	  have such a machine.
291
292	  This support is also available as a module.  If so, the module
293	  will be called i2c-hydra.
294
295config I2C_POWERMAC
296	tristate "Powermac I2C interface"
297	depends on PPC_PMAC
298	default y
299	help
300	  This exposes the various PowerMac i2c interfaces to the linux i2c
301	  layer and to userland. It is used by various drivers on the PowerMac
302	  platform, and should generally be enabled.
303
304	  This support is also available as a module.  If so, the module
305	  will be called i2c-powermac.
306
307comment "I2C system bus drivers (mostly embedded / system-on-chip)"
308
309config I2C_AT91
310	tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
311	depends on ARCH_AT91
312	help
313	  This supports the use of the I2C interface on Atmel AT91
314	  processors.
315
316	  A serious problem is that there is no documented way to issue
317	  repeated START conditions for more than two messages, as needed
318	  to support combined I2C messages.  Use the i2c-gpio driver
319	  unless your system can cope with this limitation.
320
321	  Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
322	  don't have clock stretching in transmission mode. For that reason,
323	  you can encounter underrun issues causing premature stop sendings if
324	  the latency to fill the transmission register is too long. If you
325	  are facing this situation, use the i2c-gpio driver.
326
327config I2C_AU1550
328	tristate "Au1550/Au1200/Au1300 SMBus interface"
329	depends on MIPS_ALCHEMY
330	help
331	  If you say yes to this option, support will be included for the
332	  Au1550/Au1200/Au1300 SMBus interface.
333
334	  This driver can also be built as a module.  If so, the module
335	  will be called i2c-au1550.
336
337config I2C_BCM2835
338	tristate "Broadcom BCM2835 I2C controller"
339	depends on ARCH_BCM2835
340	help
341	  If you say yes to this option, support will be included for the
342	  BCM2835 I2C controller.
343
344	  If you don't know what to do here, say N.
345
346	  This support is also available as a module.  If so, the module
347	  will be called i2c-bcm2835.
348
349config I2C_BCM_KONA
350	tristate "BCM Kona I2C adapter"
351	depends on ARCH_BCM_MOBILE
352	default y
353	help
354	  If you say yes to this option, support will be included for the
355	  I2C interface on the Broadcom Kona family of processors.
356
357	  If you do not need KONA I2C inteface, say N.
358
359config I2C_BLACKFIN_TWI
360	tristate "Blackfin TWI I2C support"
361	depends on BLACKFIN
362	depends on !BF561 && !BF531 && !BF532 && !BF533
363	help
364	  This is the I2C bus driver for Blackfin on-chip TWI interface.
365
366	  This driver can also be built as a module.  If so, the module
367	  will be called i2c-bfin-twi.
368
369config I2C_BLACKFIN_TWI_CLK_KHZ
370	int "Blackfin TWI I2C clock (kHz)"
371	depends on I2C_BLACKFIN_TWI
372	range 21 400
373	default 50
374	help
375	  The unit of the TWI clock is kHz.
376
377config I2C_CBUS_GPIO
378	tristate "CBUS I2C driver"
379	depends on GPIOLIB
380	help
381	  Support for CBUS access using I2C API. Mostly relevant for Nokia
382	  Internet Tablets (770, N800 and N810).
383
384	  This driver can also be built as a module.  If so, the module
385	  will be called i2c-cbus-gpio.
386
387config I2C_CPM
388	tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
389	depends on (CPM1 || CPM2) && OF_I2C
390	help
391	  This supports the use of the I2C interface on Freescale
392	  processors with CPM1 or CPM2.
393
394	  This driver can also be built as a module.  If so, the module
395	  will be called i2c-cpm.
396
397config I2C_DAVINCI
398	tristate "DaVinci I2C driver"
399	depends on ARCH_DAVINCI || ARCH_KEYSTONE
400	help
401	  Support for TI DaVinci I2C controller driver.
402
403	  This driver can also be built as a module.  If so, the module
404	  will be called i2c-davinci.
405
406	  Please note that this driver might be needed to bring up other
407	  devices such as DaVinci NIC.
408	  For details please see http://www.ti.com/davinci
409
410config I2C_DESIGNWARE_CORE
411	tristate
412
413config I2C_DESIGNWARE_PLATFORM
414	tristate "Synopsys DesignWare Platform"
415	depends on HAVE_CLK
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-platform.
423
424config I2C_DESIGNWARE_PCI
425	tristate "Synopsys DesignWare PCI"
426	depends on PCI
427	select I2C_DESIGNWARE_CORE
428	help
429	  If you say yes to this option, support will be included for the
430	  Synopsys DesignWare I2C adapter. Only master mode is supported.
431
432	  This driver can also be built as a module.  If so, the module
433	  will be called i2c-designware-pci.
434
435config I2C_EG20T
436	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
437	depends on PCI
438	help
439	  This driver is for PCH(Platform controller Hub) I2C of EG20T which
440	  is an IOH(Input/Output Hub) for x86 embedded processor.
441	  This driver can access PCH I2C bus device.
442
443	  This driver also can be used for LAPIS Semiconductor IOH(Input/
444	  Output Hub), ML7213, ML7223 and ML7831.
445	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
446	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
447	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
448	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
449
450config I2C_EXYNOS5
451	tristate "Exynos5 high-speed I2C driver"
452	depends on ARCH_EXYNOS5 && OF
453	help
454	  Say Y here to include support for high-speed I2C controller in the
455	  Exynos5 based Samsung SoCs.
456
457config I2C_GPIO
458	tristate "GPIO-based bitbanging I2C"
459	depends on GPIOLIB
460	select I2C_ALGOBIT
461	help
462	  This is a very simple bitbanging I2C driver utilizing the
463	  arch-neutral GPIO API to control the SCL and SDA lines.
464
465config I2C_HIGHLANDER
466	tristate "Highlander FPGA SMBus interface"
467	depends on SH_HIGHLANDER
468	help
469	  If you say yes to this option, support will be included for
470	  the SMBus interface located in the FPGA on various Highlander
471	  boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
472	  FPGAs. This is wholly unrelated to the SoC I2C.
473
474	  This driver can also be built as a module.  If so, the module
475	  will be called i2c-highlander.
476
477config I2C_IBM_IIC
478	tristate "IBM PPC 4xx on-chip I2C interface"
479	depends on 4xx
480	help
481	  Say Y here if you want to use IIC peripheral found on
482	  embedded IBM PPC 4xx based systems.
483
484	  This driver can also be built as a module.  If so, the module
485	  will be called i2c-ibm_iic.
486
487config I2C_IMX
488	tristate "IMX I2C interface"
489	depends on ARCH_MXC
490	help
491	  Say Y here if you want to use the IIC bus controller on
492	  the Freescale i.MX/MXC processors.
493
494	  This driver can also be built as a module.  If so, the module
495	  will be called i2c-imx.
496
497config I2C_IOP3XX
498	tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
499	depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
500	help
501	  Say Y here if you want to use the IIC bus controller on
502	  the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
503
504	  This driver can also be built as a module.  If so, the module
505	  will be called i2c-iop3xx.
506
507config I2C_KEMPLD
508	tristate "Kontron COM I2C Controller"
509	depends on MFD_KEMPLD
510	help
511	  This enables support for the I2C bus interface on some Kontron ETX
512	  and COMexpress (ETXexpress) modules.
513
514	  This driver can also be built as a module. If so, the module
515	  will be called i2c-kempld.
516
517config I2C_MPC
518	tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
519	depends on PPC
520	help
521	  If you say yes to this option, support will be included for the
522	  built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
523	  MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
524
525	  This driver can also be built as a module.  If so, the module
526	  will be called i2c-mpc.
527
528config I2C_MV64XXX
529	tristate "Marvell mv64xxx I2C Controller"
530	depends on (MV64X60 || PLAT_ORION || ARCH_SUNXI)
531	help
532	  If you say yes to this option, support will be included for the
533	  built-in I2C interface on the Marvell 64xxx line of host bridges.
534	  This driver is also used for Allwinner SoCs I2C controllers.
535
536	  This driver can also be built as a module.  If so, the module
537	  will be called i2c-mv64xxx.
538
539config I2C_MXS
540	tristate "Freescale i.MX28 I2C interface"
541	depends on SOC_IMX28
542	select STMP_DEVICE
543	help
544	  Say Y here if you want to use the I2C bus controller on
545	  the Freescale i.MX28 processors.
546
547	  This driver can also be built as a module.  If so, the module
548	  will be called i2c-mxs.
549
550config I2C_NOMADIK
551	tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
552	depends on ARM_AMBA
553	help
554	  If you say yes to this option, support will be included for the
555	  I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
556	  as well as the STA2X11 PCIe I/O HUB.
557
558config I2C_NUC900
559	tristate "NUC900 I2C Driver"
560	depends on ARCH_W90X900
561	help
562	  Say Y here to include support for I2C controller in the
563	  Winbond/Nuvoton NUC900 based System-on-Chip devices.
564
565config I2C_OCORES
566	tristate "OpenCores I2C Controller"
567	help
568	  If you say yes to this option, support will be included for the
569	  OpenCores I2C controller. For details see
570	  http://www.opencores.org/projects.cgi/web/i2c/overview
571
572	  This driver can also be built as a module.  If so, the module
573	  will be called i2c-ocores.
574
575config I2C_OMAP
576	tristate "OMAP I2C adapter"
577	depends on ARCH_OMAP
578	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
579	help
580	  If you say yes to this option, support will be included for the
581	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
582	  Like OMAP1510/1610/1710/5912 and OMAP242x.
583	  For details see http://www.ti.com/omap.
584
585config I2C_PASEMI
586	tristate "PA Semi SMBus interface"
587	depends on PPC_PASEMI && PCI
588	help
589	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
590
591config I2C_PCA_PLATFORM
592	tristate "PCA9564/PCA9665 as platform device"
593	select I2C_ALGOPCA
594	default n
595	help
596	  This driver supports a memory mapped Philips PCA9564/PCA9665
597	  parallel bus to I2C bus controller.
598
599	  This driver can also be built as a module.  If so, the module
600	  will be called i2c-pca-platform.
601
602config I2C_PMCMSP
603	tristate "PMC MSP I2C TWI Controller"
604	depends on PMC_MSP
605	help
606	  This driver supports the PMC TWI controller on MSP devices.
607
608	  This driver can also be built as module. If so, the module
609	  will be called i2c-pmcmsp.
610
611config I2C_PNX
612	tristate "I2C bus support for Philips PNX and NXP LPC targets"
613	depends on ARCH_LPC32XX
614	help
615	  This driver supports the Philips IP3204 I2C IP block master and/or
616	  slave controller
617
618	  This driver can also be built as a module.  If so, the module
619	  will be called i2c-pnx.
620
621config I2C_PUV3
622	tristate "PKUnity v3 I2C bus support"
623	depends on UNICORE32 && ARCH_PUV3
624	select I2C_ALGOBIT
625	help
626	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
627	  This I2C bus controller is under AMBA/AXI bus.
628
629	  This driver can also be built as a module.  If so, the module
630	  will be called i2c-puv3.
631
632config I2C_PXA
633	tristate "Intel PXA2XX I2C adapter"
634	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
635	help
636	  If you have devices in the PXA I2C bus, say yes to this option.
637	  This driver can also be built as a module.  If so, the module
638	  will be called i2c-pxa.
639
640config I2C_PXA_PCI
641	def_bool I2C_PXA && X86_32 && PCI && OF
642
643config I2C_PXA_SLAVE
644	bool "Intel PXA2XX I2C Slave comms support"
645	depends on I2C_PXA && !X86_32
646	help
647	  Support I2C slave mode communications on the PXA I2C bus.  This
648	  is necessary for systems where the PXA may be a target on the
649	  I2C bus.
650
651config HAVE_S3C2410_I2C
652	bool
653	help
654	  This will include I2C support for Samsung SoCs. If you want to
655	  include I2C support for any machine, kindly select this in the
656	  respective Kconfig file.
657
658config I2C_S3C2410
659	tristate "S3C2410 I2C Driver"
660	depends on HAVE_S3C2410_I2C
661	help
662	  Say Y here to include support for I2C controller in the
663	  Samsung SoCs.
664
665config I2C_S6000
666	tristate "S6000 I2C support"
667	depends on XTENSA_VARIANT_S6000
668	help
669	  This driver supports the on chip I2C device on the
670	  S6000 xtensa processor family.
671
672	  To compile this driver as a module, choose M here. The module
673	  will be called i2c-s6000.
674
675config I2C_SH7760
676	tristate "Renesas SH7760 I2C Controller"
677	depends on CPU_SUBTYPE_SH7760
678	help
679	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
680
681	  This driver can also be built as a module.  If so, the module
682	  will be called i2c-sh7760.
683
684config I2C_SH_MOBILE
685	tristate "SuperH Mobile I2C Controller"
686	depends on SUPERH || ARM || COMPILE_TEST
687	help
688	  If you say yes to this option, support will be included for the
689	  built-in I2C interface on the Renesas SH-Mobile processor.
690
691	  This driver can also be built as a module.  If so, the module
692	  will be called i2c-sh_mobile.
693
694config I2C_SIMTEC
695	tristate "Simtec Generic I2C interface"
696	select I2C_ALGOBIT
697	help
698	  If you say yes to this option, support will be included for
699	  the Simtec Generic I2C interface. This driver is for the
700	  simple I2C bus used on newer Simtec products for general
701	  I2C, such as DDC on the Simtec BBD2016A.
702
703	  This driver can also be built as a module. If so, the module
704	  will be called i2c-simtec.
705
706config I2C_SIRF
707	tristate "CSR SiRFprimaII I2C interface"
708	depends on ARCH_SIRF
709	help
710	  If you say yes to this option, support will be included for the
711	  CSR SiRFprimaII I2C interface.
712
713	  This driver can also be built as a module.  If so, the module
714	  will be called i2c-sirf.
715
716config I2C_ST
717	tristate "STMicroelectronics SSC I2C support"
718	depends on ARCH_STI
719	help
720	  Enable this option to add support for STMicroelectronics SoCs
721	  hardware SSC (Synchronous Serial Controller) as an I2C controller.
722
723	  This driver can also be built as module. If so, the module
724	  will be called i2c-st.
725
726config I2C_STU300
727	tristate "ST Microelectronics DDC I2C interface"
728	depends on MACH_U300
729	default y if MACH_U300
730	help
731	  If you say yes to this option, support will be included for the
732	  I2C interface from ST Microelectronics simply called "DDC I2C"
733	  supporting both I2C and DDC, used in e.g. the U300 series
734	  mobile platforms.
735
736	  This driver can also be built as a module. If so, the module
737	  will be called i2c-stu300.
738
739config I2C_TEGRA
740	tristate "NVIDIA Tegra internal I2C controller"
741	depends on ARCH_TEGRA
742	help
743	  If you say yes to this option, support will be included for the
744	  I2C controller embedded in NVIDIA Tegra SOCs
745
746config I2C_VERSATILE
747	tristate "ARM Versatile/Realview I2C bus support"
748	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
749	select I2C_ALGOBIT
750	help
751	  Say yes if you want to support the I2C serial bus on ARMs Versatile
752	  range of platforms.
753
754	  This driver can also be built as a module.  If so, the module
755	  will be called i2c-versatile.
756
757config I2C_WMT
758	tristate "Wondermedia WM8xxx SoC I2C bus support"
759	depends on ARCH_VT8500
760	help
761	  Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
762	  SoCs.
763
764	  This driver can also be built as a module. If so, the module will be
765	  called i2c-wmt.
766
767config I2C_OCTEON
768	tristate "Cavium OCTEON I2C bus support"
769	depends on CAVIUM_OCTEON_SOC
770	help
771	  Say yes if you want to support the I2C serial bus on Cavium
772	  OCTEON SOC.
773
774	  This driver can also be built as a module.  If so, the module
775	  will be called i2c-octeon.
776
777config I2C_XILINX
778	tristate "Xilinx I2C Controller"
779	depends on HAS_IOMEM
780	help
781	  If you say yes to this option, support will be included for the
782	  Xilinx I2C controller.
783
784	  This driver can also be built as a module.  If so, the module
785	  will be called xilinx_i2c.
786
787config I2C_XLR
788	tristate "XLR I2C support"
789	depends on CPU_XLR
790	help
791	  This driver enables support for the on-chip I2C interface of
792	  the Netlogic XLR/XLS MIPS processors.
793
794	  This driver can also be built as a module.  If so, the module
795	  will be called i2c-xlr.
796
797config I2C_RCAR
798	tristate "Renesas R-Car I2C Controller"
799	depends on ARM || COMPILE_TEST
800	help
801	  If you say yes to this option, support will be included for the
802	  R-Car I2C controller.
803
804	  This driver can also be built as a module.  If so, the module
805	  will be called i2c-rcar.
806
807comment "External I2C/SMBus adapter drivers"
808
809config I2C_DIOLAN_U2C
810	tristate "Diolan U2C-12 USB adapter"
811	depends on USB
812	help
813	  If you say yes to this option, support will be included for Diolan
814	  U2C-12, a USB to I2C interface.
815
816	  This driver can also be built as a module.  If so, the module
817	  will be called i2c-diolan-u2c.
818
819config I2C_PARPORT
820	tristate "Parallel port adapter"
821	depends on PARPORT
822	select I2C_ALGOBIT
823	select I2C_SMBUS
824	help
825	  This supports parallel port I2C adapters such as the ones made by
826	  Philips or Velleman, Analog Devices evaluation boards, and more.
827	  Basically any adapter using the parallel port as an I2C bus with
828	  no extra chipset is supported by this driver, or could be.
829
830	  This driver is a replacement for (and was inspired by) an older
831	  driver named i2c-philips-par.  The new driver supports more devices,
832	  and makes it easier to add support for new devices.
833
834	  An adapter type parameter is now mandatory.  Please read the file
835	  Documentation/i2c/busses/i2c-parport for details.
836
837	  Another driver exists, named i2c-parport-light, which doesn't depend
838	  on the parport driver.  This is meant for embedded systems. Don't say
839	  Y here if you intend to say Y or M there.
840
841	  This support is also available as a module.  If so, the module
842	  will be called i2c-parport.
843
844config I2C_PARPORT_LIGHT
845	tristate "Parallel port adapter (light)"
846	select I2C_ALGOBIT
847	select I2C_SMBUS
848	help
849	  This supports parallel port I2C adapters such as the ones made by
850	  Philips or Velleman, Analog Devices evaluation boards, and more.
851	  Basically any adapter using the parallel port as an I2C bus with
852	  no extra chipset is supported by this driver, or could be.
853
854	  This driver is a light version of i2c-parport.  It doesn't depend
855	  on the parport driver, and uses direct I/O access instead.  This
856	  might be preferred on embedded systems where wasting memory for
857	  the clean but heavy parport handling is not an option.  The
858	  drawback is a reduced portability and the impossibility to
859	  daisy-chain other parallel port devices.
860
861	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
862	  both is possible but both modules should not be loaded at the same
863	  time.
864
865	  This support is also available as a module.  If so, the module
866	  will be called i2c-parport-light.
867
868config I2C_TAOS_EVM
869	tristate "TAOS evaluation module"
870	depends on TTY
871	select SERIO
872	select SERIO_SERPORT
873	default n
874	help
875	  This supports TAOS evaluation modules on serial port. In order to
876	  use this driver, you will need the inputattach tool, which is part
877	  of the input-utils package.
878
879	  If unsure, say N.
880
881	  This support is also available as a module.  If so, the module
882	  will be called i2c-taos-evm.
883
884config I2C_TINY_USB
885	tristate "Tiny-USB adapter"
886	depends on USB
887	help
888	  If you say yes to this option, support will be included for the
889	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
890	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
891
892	  This driver can also be built as a module.  If so, the module
893	  will be called i2c-tiny-usb.
894
895config I2C_VIPERBOARD
896	tristate "Viperboard I2C master support"
897	depends on MFD_VIPERBOARD && USB
898	help
899	  Say yes here to access the I2C part of the Nano River
900	  Technologies Viperboard as I2C master.
901          See viperboard API specification and Nano
902          River Tech's viperboard.h for detailed meaning
903          of the module parameters.
904
905comment "Other I2C/SMBus bus drivers"
906
907config I2C_ACORN
908	tristate "Acorn IOC/IOMD I2C bus support"
909	depends on ARCH_ACORN
910	default y
911	select I2C_ALGOBIT
912	help
913	  Say yes if you want to support the I2C bus on Acorn platforms.
914
915	  If you don't know, say Y.
916
917config I2C_ELEKTOR
918	tristate "Elektor ISA card"
919	depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
920	select I2C_ALGOPCF
921	help
922	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
923	  such an adapter.
924
925	  This support is also available as a module.  If so, the module
926	  will be called i2c-elektor.
927
928config I2C_PCA_ISA
929	tristate "PCA9564/PCA9665 on an ISA bus"
930	depends on ISA
931	select I2C_ALGOPCA
932	default n
933	help
934	  This driver supports ISA boards using the Philips PCA9564/PCA9665
935	  parallel bus to I2C bus controller.
936
937	  This driver can also be built as a module.  If so, the module
938	  will be called i2c-pca-isa.
939
940	  This device is almost undetectable and using this driver on a
941	  system which doesn't have this device will result in long
942	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
943	  time).  If unsure, say N.
944
945config I2C_SIBYTE
946	tristate "SiByte SMBus interface"
947	depends on SIBYTE_SB1xxx_SOC
948	help
949	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
950
951config SCx200_I2C
952	tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
953	depends on SCx200_GPIO
954	select I2C_ALGOBIT
955	help
956	  Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
957
958	  If you don't know what to do here, say N.
959
960	  This support is also available as a module.  If so, the module
961	  will be called scx200_i2c.
962
963	  This driver is deprecated and will be dropped soon. Use i2c-gpio
964	  (or scx200_acb) instead.
965
966config SCx200_I2C_SCL
967	int "GPIO pin used for SCL"
968	depends on SCx200_I2C
969	default "12"
970	help
971	  Enter the GPIO pin number used for the SCL signal.  This value can
972	  also be specified with a module parameter.
973
974config SCx200_I2C_SDA
975	int "GPIO pin used for SDA"
976	depends on SCx200_I2C
977	default "13"
978	help
979	  Enter the GPIO pin number used for the SSA signal.  This value can
980	  also be specified with a module parameter.
981
982config SCx200_ACB
983	tristate "Geode ACCESS.bus support"
984	depends on X86_32 && PCI
985	help
986	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
987	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
988
989	  If you don't know what to do here, say N.
990
991	  This support is also available as a module.  If so, the module
992	  will be called scx200_acb.
993
994endmenu
995