xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision 24b1944f)
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
112	  This driver can also be built as a module.  If so, the module
113	  will be called i2c-i801.
114
115config I2C_ISCH
116	tristate "Intel SCH SMBus 1.0"
117	depends on PCI && GENERIC_HARDIRQS
118	select LPC_SCH
119	help
120	  Say Y here if you want to use SMBus controller on the Intel SCH
121	  based systems.
122
123	  This driver can also be built as a module. If so, the module
124	  will be called i2c-isch.
125
126config I2C_ISMT
127	tristate "Intel iSMT SMBus Controller"
128	depends on PCI && X86
129	help
130	  If you say yes to this option, support will be included for the Intel
131	  iSMT SMBus host controller interface.
132
133	  This driver can also be built as a module.  If so, the module will be
134	  called i2c-ismt.
135
136config I2C_PIIX4
137	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
138	depends on PCI
139	help
140	  If you say yes to this option, support will be included for the Intel
141	  PIIX4 family of mainboard I2C interfaces.  Specifically, the following
142	  versions of the chipset are supported (note that Serverworks is part
143	  of Broadcom):
144	    Intel PIIX4
145	    Intel 440MX
146	    ATI IXP200
147	    ATI IXP300
148	    ATI IXP400
149	    ATI SB600
150	    ATI SB700/SP5100
151	    ATI SB800
152	    AMD Hudson-2
153	    Serverworks OSB4
154	    Serverworks CSB5
155	    Serverworks CSB6
156	    Serverworks HT-1000
157	    Serverworks HT-1100
158	    SMSC Victory66
159
160	  Some AMD chipsets contain two PIIX4-compatible SMBus
161	  controllers. This driver will attempt to use both controllers
162	  on the SB700/SP5100, if they have been initialized by the BIOS.
163
164	  This driver can also be built as a module.  If so, the module
165	  will be called i2c-piix4.
166
167config I2C_NFORCE2
168	tristate "Nvidia nForce2, nForce3 and nForce4"
169	depends on PCI
170	help
171	  If you say yes to this option, support will be included for the Nvidia
172	  nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
173
174	  This driver can also be built as a module.  If so, the module
175	  will be called i2c-nforce2.
176
177config I2C_NFORCE2_S4985
178	tristate "SMBus multiplexing on the Tyan S4985"
179	depends on I2C_NFORCE2 && X86
180	help
181	  Enabling this option will add specific SMBus support for the Tyan
182	  S4985 motherboard.  On this 4-CPU board, the SMBus is multiplexed
183	  over 4 different channels, where the various memory module EEPROMs
184	  live.  Saying yes here will give you access to these in addition
185	  to the trunk.
186
187	  This driver can also be built as a module.  If so, the module
188	  will be called i2c-nforce2-s4985.
189
190config I2C_SIS5595
191	tristate "SiS 5595"
192	depends on PCI
193	help
194	  If you say yes to this option, support will be included for the
195	  SiS5595 SMBus (a subset of I2C) interface.
196
197	  This driver can also be built as a module.  If so, the module
198	  will be called i2c-sis5595.
199
200config I2C_SIS630
201	tristate "SiS 630/730/964"
202	depends on PCI
203	help
204	  If you say yes to this option, support will be included for the
205	  SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
206
207	  This driver can also be built as a module.  If so, the module
208	  will be called i2c-sis630.
209
210config I2C_SIS96X
211	tristate "SiS 96x"
212	depends on PCI
213	help
214	  If you say yes to this option, support will be included for the SiS
215	  96x SMBus (a subset of I2C) interfaces.  Specifically, the following
216	  chipsets are supported:
217	    645/961
218	    645DX/961
219	    645DX/962
220	    648/961
221	    650/961
222	    735
223	    745
224
225	  This driver can also be built as a module.  If so, the module
226	  will be called i2c-sis96x.
227
228config I2C_VIA
229	tristate "VIA VT82C586B"
230	depends on PCI
231	select I2C_ALGOBIT
232	help
233	  If you say yes to this option, support will be included for the VIA
234          82C586B I2C interface
235
236	  This driver can also be built as a module.  If so, the module
237	  will be called i2c-via.
238
239config I2C_VIAPRO
240	tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
241	depends on PCI
242	help
243	  If you say yes to this option, support will be included for the VIA
244	  VT82C596 and later SMBus interface.  Specifically, the following
245	  chipsets are supported:
246	    VT82C596A/B
247	    VT82C686A/B
248	    VT8231
249	    VT8233/A
250	    VT8235
251	    VT8237R/A/S
252	    VT8251
253	    CX700
254	    VX800/VX820
255	    VX855/VX875
256	    VX900
257
258	  This driver can also be built as a module.  If so, the module
259	  will be called i2c-viapro.
260
261if ACPI
262
263comment "ACPI drivers"
264
265config I2C_SCMI
266	tristate "SMBus Control Method Interface"
267	help
268	  This driver supports the SMBus Control Method Interface. It needs the
269	  BIOS to declare ACPI control methods as described in the SMBus Control
270	  Method Interface specification.
271
272	  To compile this driver as a module, choose M here:
273	  the module will be called i2c-scmi.
274
275endif # ACPI
276
277comment "Mac SMBus host controller drivers"
278	depends on PPC_CHRP || PPC_PMAC
279
280config I2C_HYDRA
281	tristate "CHRP Apple Hydra Mac I/O I2C interface"
282	depends on PCI && PPC_CHRP
283	select I2C_ALGOBIT
284	help
285	  This supports the use of the I2C interface in the Apple Hydra Mac
286	  I/O chip on some CHRP machines (e.g. the LongTrail).  Say Y if you
287	  have such a machine.
288
289	  This support is also available as a module.  If so, the module
290	  will be called i2c-hydra.
291
292config I2C_POWERMAC
293	tristate "Powermac I2C interface"
294	depends on PPC_PMAC
295	default y
296	help
297	  This exposes the various PowerMac i2c interfaces to the linux i2c
298	  layer and to userland. It is used by various drivers on the PowerMac
299	  platform, and should generally be enabled.
300
301	  This support is also available as a module.  If so, the module
302	  will be called i2c-powermac.
303
304comment "I2C system bus drivers (mostly embedded / system-on-chip)"
305
306config I2C_AT91
307	tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
308	depends on ARCH_AT91
309	help
310	  This supports the use of the I2C interface on Atmel AT91
311	  processors.
312
313	  A serious problem is that there is no documented way to issue
314	  repeated START conditions for more than two messages, as needed
315	  to support combined I2C messages.  Use the i2c-gpio driver
316	  unless your system can cope with this limitation.
317
318	  Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
319	  don't have clock stretching in transmission mode. For that reason,
320	  you can encounter underrun issues causing premature stop sendings if
321	  the latency to fill the transmission register is too long. If you
322	  are facing this situation, use the i2c-gpio driver.
323
324config I2C_AU1550
325	tristate "Au1550/Au1200/Au1300 SMBus interface"
326	depends on MIPS_ALCHEMY
327	help
328	  If you say yes to this option, support will be included for the
329	  Au1550/Au1200/Au1300 SMBus interface.
330
331	  This driver can also be built as a module.  If so, the module
332	  will be called i2c-au1550.
333
334config I2C_BCM2835
335	tristate "Broadcom BCM2835 I2C controller"
336	depends on ARCH_BCM2835
337	help
338	  If you say yes to this option, support will be included for the
339	  BCM2835 I2C controller.
340
341	  If you don't know what to do here, say N.
342
343	  This support is also available as a module.  If so, the module
344	  will be called i2c-bcm2835.
345
346config I2C_BLACKFIN_TWI
347	tristate "Blackfin TWI I2C support"
348	depends on BLACKFIN
349	depends on !BF561 && !BF531 && !BF532 && !BF533
350	help
351	  This is the I2C bus driver for Blackfin on-chip TWI interface.
352
353	  This driver can also be built as a module.  If so, the module
354	  will be called i2c-bfin-twi.
355
356config I2C_BLACKFIN_TWI_CLK_KHZ
357	int "Blackfin TWI I2C clock (kHz)"
358	depends on I2C_BLACKFIN_TWI
359	range 21 400
360	default 50
361	help
362	  The unit of the TWI clock is kHz.
363
364config I2C_CBUS_GPIO
365	tristate "CBUS I2C driver"
366	depends on GPIOLIB
367	help
368	  Support for CBUS access using I2C API. Mostly relevant for Nokia
369	  Internet Tablets (770, N800 and N810).
370
371	  This driver can also be built as a module.  If so, the module
372	  will be called i2c-cbus-gpio.
373
374config I2C_CPM
375	tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
376	depends on (CPM1 || CPM2) && OF_I2C
377	help
378	  This supports the use of the I2C interface on Freescale
379	  processors with CPM1 or CPM2.
380
381	  This driver can also be built as a module.  If so, the module
382	  will be called i2c-cpm.
383
384config I2C_DAVINCI
385	tristate "DaVinci I2C driver"
386	depends on ARCH_DAVINCI
387	help
388	  Support for TI DaVinci I2C controller driver.
389
390	  This driver can also be built as a module.  If so, the module
391	  will be called i2c-davinci.
392
393	  Please note that this driver might be needed to bring up other
394	  devices such as DaVinci NIC.
395	  For details please see http://www.ti.com/davinci
396
397config I2C_DESIGNWARE_CORE
398	tristate
399
400config I2C_DESIGNWARE_PLATFORM
401	tristate "Synopsys DesignWare Platform"
402	depends on HAVE_CLK
403	select I2C_DESIGNWARE_CORE
404	help
405	  If you say yes to this option, support will be included for the
406	  Synopsys DesignWare I2C adapter. Only master mode is supported.
407
408	  This driver can also be built as a module.  If so, the module
409	  will be called i2c-designware-platform.
410
411config I2C_DESIGNWARE_PCI
412	tristate "Synopsys DesignWare PCI"
413	depends on PCI
414	select I2C_DESIGNWARE_CORE
415	help
416	  If you say yes to this option, support will be included for the
417	  Synopsys DesignWare I2C adapter. Only master mode is supported.
418
419	  This driver can also be built as a module.  If so, the module
420	  will be called i2c-designware-pci.
421
422config I2C_EG20T
423	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
424	depends on PCI
425	help
426	  This driver is for PCH(Platform controller Hub) I2C of EG20T which
427	  is an IOH(Input/Output Hub) for x86 embedded processor.
428	  This driver can access PCH I2C bus device.
429
430	  This driver also can be used for LAPIS Semiconductor IOH(Input/
431	  Output Hub), ML7213, ML7223 and ML7831.
432	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
433	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
434	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
435	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
436
437config I2C_GPIO
438	tristate "GPIO-based bitbanging I2C"
439	depends on GPIOLIB
440	select I2C_ALGOBIT
441	help
442	  This is a very simple bitbanging I2C driver utilizing the
443	  arch-neutral GPIO API to control the SCL and SDA lines.
444
445config I2C_HIGHLANDER
446	tristate "Highlander FPGA SMBus interface"
447	depends on SH_HIGHLANDER
448	help
449	  If you say yes to this option, support will be included for
450	  the SMBus interface located in the FPGA on various Highlander
451	  boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
452	  FPGAs. This is wholly unrelated to the SoC I2C.
453
454	  This driver can also be built as a module.  If so, the module
455	  will be called i2c-highlander.
456
457config I2C_IBM_IIC
458	tristate "IBM PPC 4xx on-chip I2C interface"
459	depends on 4xx
460	help
461	  Say Y here if you want to use IIC peripheral found on
462	  embedded IBM PPC 4xx based systems.
463
464	  This driver can also be built as a module.  If so, the module
465	  will be called i2c-ibm_iic.
466
467config I2C_IMX
468	tristate "IMX I2C interface"
469	depends on ARCH_MXC
470	help
471	  Say Y here if you want to use the IIC bus controller on
472	  the Freescale i.MX/MXC processors.
473
474	  This driver can also be built as a module.  If so, the module
475	  will be called i2c-imx.
476
477config I2C_INTEL_MID
478	tristate "Intel Moorestown/Medfield Platform I2C controller"
479	depends on PCI
480	help
481	  Say Y here if you have an Intel Moorestown/Medfield platform I2C
482	  controller.
483
484	  This support is also available as a module. If so, the module
485	  will be called i2c-intel-mid.
486
487config I2C_IOP3XX
488	tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
489	depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
490	help
491	  Say Y here if you want to use the IIC bus controller on
492	  the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
493
494	  This driver can also be built as a module.  If so, the module
495	  will be called i2c-iop3xx.
496
497config I2C_MPC
498	tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
499	depends on PPC
500	help
501	  If you say yes to this option, support will be included for the
502	  built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
503	  MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
504
505	  This driver can also be built as a module.  If so, the module
506	  will be called i2c-mpc.
507
508config I2C_MV64XXX
509	tristate "Marvell mv64xxx I2C Controller"
510	depends on (MV64X60 || PLAT_ORION)
511	help
512	  If you say yes to this option, support will be included for the
513	  built-in I2C interface on the Marvell 64xxx line of host bridges.
514
515	  This driver can also be built as a module.  If so, the module
516	  will be called i2c-mv64xxx.
517
518config I2C_MXS
519	tristate "Freescale i.MX28 I2C interface"
520	depends on SOC_IMX28
521	select STMP_DEVICE
522	help
523	  Say Y here if you want to use the I2C bus controller on
524	  the Freescale i.MX28 processors.
525
526	  This driver can also be built as a module.  If so, the module
527	  will be called i2c-mxs.
528
529config I2C_NOMADIK
530	tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
531	depends on ARM_AMBA
532	help
533	  If you say yes to this option, support will be included for the
534	  I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
535	  as well as the STA2X11 PCIe I/O HUB.
536
537config I2C_NUC900
538	tristate "NUC900 I2C Driver"
539	depends on ARCH_W90X900
540	help
541	  Say Y here to include support for I2C controller in the
542	  Winbond/Nuvoton NUC900 based System-on-Chip devices.
543
544config I2C_OCORES
545	tristate "OpenCores I2C Controller"
546	depends on GENERIC_HARDIRQS
547	help
548	  If you say yes to this option, support will be included for the
549	  OpenCores I2C controller. For details see
550	  http://www.opencores.org/projects.cgi/web/i2c/overview
551
552	  This driver can also be built as a module.  If so, the module
553	  will be called i2c-ocores.
554
555config I2C_OMAP
556	tristate "OMAP I2C adapter"
557	depends on ARCH_OMAP
558	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
559	help
560	  If you say yes to this option, support will be included for the
561	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
562	  Like OMAP1510/1610/1710/5912 and OMAP242x.
563	  For details see http://www.ti.com/omap.
564
565config I2C_PASEMI
566	tristate "PA Semi SMBus interface"
567	depends on PPC_PASEMI && PCI
568	help
569	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
570
571config I2C_PCA_PLATFORM
572	tristate "PCA9564/PCA9665 as platform device"
573	select I2C_ALGOPCA
574	default n
575	help
576	  This driver supports a memory mapped Philips PCA9564/PCA9665
577	  parallel bus to I2C bus controller.
578
579	  This driver can also be built as a module.  If so, the module
580	  will be called i2c-pca-platform.
581
582config I2C_PMCMSP
583	tristate "PMC MSP I2C TWI Controller"
584	depends on PMC_MSP
585	help
586	  This driver supports the PMC TWI controller on MSP devices.
587
588	  This driver can also be built as module. If so, the module
589	  will be called i2c-pmcmsp.
590
591config I2C_PNX
592	tristate "I2C bus support for Philips PNX and NXP LPC targets"
593	depends on ARCH_LPC32XX
594	help
595	  This driver supports the Philips IP3204 I2C IP block master and/or
596	  slave controller
597
598	  This driver can also be built as a module.  If so, the module
599	  will be called i2c-pnx.
600
601config I2C_PUV3
602	tristate "PKUnity v3 I2C bus support"
603	depends on UNICORE32 && ARCH_PUV3
604	select I2C_ALGOBIT
605	help
606	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
607	  This I2C bus controller is under AMBA/AXI bus.
608
609	  This driver can also be built as a module.  If so, the module
610	  will be called i2c-puv3.
611
612config I2C_PXA
613	tristate "Intel PXA2XX I2C adapter"
614	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
615	help
616	  If you have devices in the PXA I2C bus, say yes to this option.
617	  This driver can also be built as a module.  If so, the module
618	  will be called i2c-pxa.
619
620config I2C_PXA_PCI
621	def_bool I2C_PXA && X86_32 && PCI && OF
622
623config I2C_PXA_SLAVE
624	bool "Intel PXA2XX I2C Slave comms support"
625	depends on I2C_PXA && !X86_32
626	help
627	  Support I2C slave mode communications on the PXA I2C bus.  This
628	  is necessary for systems where the PXA may be a target on the
629	  I2C bus.
630
631config HAVE_S3C2410_I2C
632	bool
633	help
634	  This will include I2C support for Samsung SoCs. If you want to
635	  include I2C support for any machine, kindly select this in the
636	  respective Kconfig file.
637
638config I2C_S3C2410
639	tristate "S3C2410 I2C Driver"
640	depends on HAVE_S3C2410_I2C
641	help
642	  Say Y here to include support for I2C controller in the
643	  Samsung SoCs.
644
645config I2C_S6000
646	tristate "S6000 I2C support"
647	depends on XTENSA_VARIANT_S6000
648	help
649	  This driver supports the on chip I2C device on the
650	  S6000 xtensa processor family.
651
652	  To compile this driver as a module, choose M here. The module
653	  will be called i2c-s6000.
654
655config I2C_SH7760
656	tristate "Renesas SH7760 I2C Controller"
657	depends on CPU_SUBTYPE_SH7760
658	help
659	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
660
661	  This driver can also be built as a module.  If so, the module
662	  will be called i2c-sh7760.
663
664config I2C_SH_MOBILE
665	tristate "SuperH Mobile I2C Controller"
666	depends on SUPERH || ARCH_SHMOBILE
667	help
668	  If you say yes to this option, support will be included for the
669	  built-in I2C interface on the Renesas SH-Mobile processor.
670
671	  This driver can also be built as a module.  If so, the module
672	  will be called i2c-sh_mobile.
673
674config I2C_SIMTEC
675	tristate "Simtec Generic I2C interface"
676	select I2C_ALGOBIT
677	help
678	  If you say yes to this option, support will be included for
679	  the Simtec Generic I2C interface. This driver is for the
680	  simple I2C bus used on newer Simtec products for general
681	  I2C, such as DDC on the Simtec BBD2016A.
682
683	  This driver can also be built as a module. If so, the module
684	  will be called i2c-simtec.
685
686config I2C_SIRF
687	tristate "CSR SiRFprimaII I2C interface"
688	depends on ARCH_PRIMA2
689	help
690	  If you say yes to this option, support will be included for the
691	  CSR SiRFprimaII I2C interface.
692
693	  This driver can also be built as a module.  If so, the module
694	  will be called i2c-sirf.
695
696config I2C_STU300
697	tristate "ST Microelectronics DDC I2C interface"
698	depends on MACH_U300
699	default y if MACH_U300
700	help
701	  If you say yes to this option, support will be included for the
702	  I2C interface from ST Microelectronics simply called "DDC I2C"
703	  supporting both I2C and DDC, used in e.g. the U300 series
704	  mobile platforms.
705
706	  This driver can also be built as a module. If so, the module
707	  will be called i2c-stu300.
708
709config I2C_TEGRA
710	tristate "NVIDIA Tegra internal I2C controller"
711	depends on ARCH_TEGRA
712	help
713	  If you say yes to this option, support will be included for the
714	  I2C controller embedded in NVIDIA Tegra SOCs
715
716config I2C_VERSATILE
717	tristate "ARM Versatile/Realview I2C bus support"
718	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
719	select I2C_ALGOBIT
720	help
721	  Say yes if you want to support the I2C serial bus on ARMs Versatile
722	  range of platforms.
723
724	  This driver can also be built as a module.  If so, the module
725	  will be called i2c-versatile.
726
727config I2C_OCTEON
728	tristate "Cavium OCTEON I2C bus support"
729	depends on CAVIUM_OCTEON_SOC
730	help
731	  Say yes if you want to support the I2C serial bus on Cavium
732	  OCTEON SOC.
733
734	  This driver can also be built as a module.  If so, the module
735	  will be called i2c-octeon.
736
737config I2C_XILINX
738	tristate "Xilinx I2C Controller"
739	depends on HAS_IOMEM
740	help
741	  If you say yes to this option, support will be included for the
742	  Xilinx I2C controller.
743
744	  This driver can also be built as a module.  If so, the module
745	  will be called xilinx_i2c.
746
747config I2C_XLR
748	tristate "XLR I2C support"
749	depends on CPU_XLR
750	help
751	  This driver enables support for the on-chip I2C interface of
752	  the Netlogic XLR/XLS MIPS processors.
753
754	  This driver can also be built as a module.  If so, the module
755	  will be called i2c-xlr.
756
757config I2C_RCAR
758	tristate "Renesas R-Car I2C Controller"
759	depends on ARCH_SHMOBILE && I2C
760	help
761	  If you say yes to this option, support will be included for the
762	  R-Car I2C controller.
763
764	  This driver can also be built as a module.  If so, the module
765	  will be called i2c-rcar.
766
767comment "External I2C/SMBus adapter drivers"
768
769config I2C_DIOLAN_U2C
770	tristate "Diolan U2C-12 USB adapter"
771	depends on USB
772	help
773	  If you say yes to this option, support will be included for Diolan
774	  U2C-12, a USB to I2C interface.
775
776	  This driver can also be built as a module.  If so, the module
777	  will be called i2c-diolan-u2c.
778
779config I2C_PARPORT
780	tristate "Parallel port adapter"
781	depends on PARPORT && GENERIC_HARDIRQS
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 replacement for (and was inspired by) an older
791	  driver named i2c-philips-par.  The new driver supports more devices,
792	  and makes it easier to add support for new devices.
793
794	  An adapter type parameter is now mandatory.  Please read the file
795	  Documentation/i2c/busses/i2c-parport for details.
796
797	  Another driver exists, named i2c-parport-light, which doesn't depend
798	  on the parport driver.  This is meant for embedded systems. Don't say
799	  Y here if you intend to say Y or M there.
800
801	  This support is also available as a module.  If so, the module
802	  will be called i2c-parport.
803
804config I2C_PARPORT_LIGHT
805	tristate "Parallel port adapter (light)"
806	depends on GENERIC_HARDIRQS
807	select I2C_ALGOBIT
808	select I2C_SMBUS
809	help
810	  This supports parallel port I2C adapters such as the ones made by
811	  Philips or Velleman, Analog Devices evaluation boards, and more.
812	  Basically any adapter using the parallel port as an I2C bus with
813	  no extra chipset is supported by this driver, or could be.
814
815	  This driver is a light version of i2c-parport.  It doesn't depend
816	  on the parport driver, and uses direct I/O access instead.  This
817	  might be preferred on embedded systems where wasting memory for
818	  the clean but heavy parport handling is not an option.  The
819	  drawback is a reduced portability and the impossibility to
820	  daisy-chain other parallel port devices.
821
822	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
823	  both is possible but both modules should not be loaded at the same
824	  time.
825
826	  This support is also available as a module.  If so, the module
827	  will be called i2c-parport-light.
828
829config I2C_TAOS_EVM
830	tristate "TAOS evaluation module"
831	depends on TTY
832	select SERIO
833	select SERIO_SERPORT
834	default n
835	help
836	  This supports TAOS evaluation modules on serial port. In order to
837	  use this driver, you will need the inputattach tool, which is part
838	  of the input-utils package.
839
840	  If unsure, say N.
841
842	  This support is also available as a module.  If so, the module
843	  will be called i2c-taos-evm.
844
845config I2C_TINY_USB
846	tristate "Tiny-USB adapter"
847	depends on USB
848	help
849	  If you say yes to this option, support will be included for the
850	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
851	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
852
853	  This driver can also be built as a module.  If so, the module
854	  will be called i2c-tiny-usb.
855
856config I2C_VIPERBOARD
857	tristate "Viperboard I2C master support"
858	depends on MFD_VIPERBOARD && USB
859	help
860	  Say yes here to access the I2C part of the Nano River
861	  Technologies Viperboard as I2C master.
862          See viperboard API specification and Nano
863          River Tech's viperboard.h for detailed meaning
864          of the module parameters.
865
866comment "Other I2C/SMBus bus drivers"
867
868config I2C_ACORN
869	tristate "Acorn IOC/IOMD I2C bus support"
870	depends on ARCH_ACORN
871	default y
872	select I2C_ALGOBIT
873	help
874	  Say yes if you want to support the I2C bus on Acorn platforms.
875
876	  If you don't know, say Y.
877
878config I2C_ELEKTOR
879	tristate "Elektor ISA card"
880	depends on ISA && HAS_IOPORT && BROKEN_ON_SMP
881	select I2C_ALGOPCF
882	help
883	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
884	  such an adapter.
885
886	  This support is also available as a module.  If so, the module
887	  will be called i2c-elektor.
888
889config I2C_PCA_ISA
890	tristate "PCA9564/PCA9665 on an ISA bus"
891	depends on ISA
892	select I2C_ALGOPCA
893	default n
894	help
895	  This driver supports ISA boards using the Philips PCA9564/PCA9665
896	  parallel bus to I2C bus controller.
897
898	  This driver can also be built as a module.  If so, the module
899	  will be called i2c-pca-isa.
900
901	  This device is almost undetectable and using this driver on a
902	  system which doesn't have this device will result in long
903	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
904	  time).  If unsure, say N.
905
906config I2C_SIBYTE
907	tristate "SiByte SMBus interface"
908	depends on SIBYTE_SB1xxx_SOC
909	help
910	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
911
912config SCx200_I2C
913	tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
914	depends on SCx200_GPIO
915	select I2C_ALGOBIT
916	help
917	  Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
918
919	  If you don't know what to do here, say N.
920
921	  This support is also available as a module.  If so, the module
922	  will be called scx200_i2c.
923
924	  This driver is deprecated and will be dropped soon. Use i2c-gpio
925	  (or scx200_acb) instead.
926
927config SCx200_I2C_SCL
928	int "GPIO pin used for SCL"
929	depends on SCx200_I2C
930	default "12"
931	help
932	  Enter the GPIO pin number used for the SCL signal.  This value can
933	  also be specified with a module parameter.
934
935config SCx200_I2C_SDA
936	int "GPIO pin used for SDA"
937	depends on SCx200_I2C
938	default "13"
939	help
940	  Enter the GPIO pin number used for the SSA signal.  This value can
941	  also be specified with a module parameter.
942
943config SCx200_ACB
944	tristate "Geode ACCESS.bus support"
945	depends on X86_32 && PCI
946	help
947	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
948	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
949
950	  If you don't know what to do here, say N.
951
952	  This support is also available as a module.  If so, the module
953	  will be called scx200_acb.
954
955endmenu
956