xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision d5e7cafd)
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_HIX5HD2
81	tristate "Hix5hd2 high-speed I2C driver"
82	depends on ARCH_HIX5HD2 || COMPILE_TEST
83	help
84	  Say Y here to include support for high-speed I2C controller in the
85	  Hisilicon based hix5hd2 SoCs.
86
87	  This driver can also be built as a module.  If so, the module
88	  will be called i2c-hix5hd2.
89
90config I2C_I801
91	tristate "Intel 82801 (ICH/PCH)"
92	depends on PCI
93	select CHECK_SIGNATURE if X86 && DMI
94	help
95	  If you say yes to this option, support will be included for the Intel
96	  801 family of mainboard I2C interfaces.  Specifically, the following
97	  versions of the chipset are supported:
98	    82801AA
99	    82801AB
100	    82801BA
101	    82801CA/CAM
102	    82801DB
103	    82801EB/ER (ICH5/ICH5R)
104	    6300ESB
105	    ICH6
106	    ICH7
107	    ESB2
108	    ICH8
109	    ICH9
110	    EP80579 (Tolapai)
111	    ICH10
112	    5/3400 Series (PCH)
113	    6 Series (PCH)
114	    Patsburg (PCH)
115	    DH89xxCC (PCH)
116	    Panther Point (PCH)
117	    Lynx Point (PCH)
118	    Lynx Point-LP (PCH)
119	    Avoton (SOC)
120	    Wellsburg (PCH)
121	    Coleto Creek (PCH)
122	    Wildcat Point (PCH)
123	    Wildcat Point-LP (PCH)
124	    BayTrail (SOC)
125	    Sunrise Point-H (PCH)
126	    Sunrise Point-LP (PCH)
127
128	  This driver can also be built as a module.  If so, the module
129	  will be called i2c-i801.
130
131config I2C_ISCH
132	tristate "Intel SCH SMBus 1.0"
133	depends on PCI
134	select LPC_SCH
135	help
136	  Say Y here if you want to use SMBus controller on the Intel SCH
137	  based systems.
138
139	  This driver can also be built as a module. If so, the module
140	  will be called i2c-isch.
141
142config I2C_ISMT
143	tristate "Intel iSMT SMBus Controller"
144	depends on PCI && X86
145	help
146	  If you say yes to this option, support will be included for the Intel
147	  iSMT SMBus host controller interface.
148
149	  This driver can also be built as a module.  If so, the module will be
150	  called i2c-ismt.
151
152config I2C_PIIX4
153	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
154	depends on PCI
155	help
156	  If you say yes to this option, support will be included for the Intel
157	  PIIX4 family of mainboard I2C interfaces.  Specifically, the following
158	  versions of the chipset are supported (note that Serverworks is part
159	  of Broadcom):
160	    Intel PIIX4
161	    Intel 440MX
162	    ATI IXP200
163	    ATI IXP300
164	    ATI IXP400
165	    ATI SB600
166	    ATI SB700/SP5100
167	    ATI SB800
168	    AMD Hudson-2
169	    AMD ML
170	    AMD CZ
171	    Serverworks OSB4
172	    Serverworks CSB5
173	    Serverworks CSB6
174	    Serverworks HT-1000
175	    Serverworks HT-1100
176	    SMSC Victory66
177
178	  Some AMD chipsets contain two PIIX4-compatible SMBus
179	  controllers. This driver will attempt to use both controllers
180	  on the SB700/SP5100, if they have been initialized by the BIOS.
181
182	  This driver can also be built as a module.  If so, the module
183	  will be called i2c-piix4.
184
185config I2C_NFORCE2
186	tristate "Nvidia nForce2, nForce3 and nForce4"
187	depends on PCI
188	help
189	  If you say yes to this option, support will be included for the Nvidia
190	  nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
191
192	  This driver can also be built as a module.  If so, the module
193	  will be called i2c-nforce2.
194
195config I2C_NFORCE2_S4985
196	tristate "SMBus multiplexing on the Tyan S4985"
197	depends on I2C_NFORCE2 && X86
198	help
199	  Enabling this option will add specific SMBus support for the Tyan
200	  S4985 motherboard.  On this 4-CPU board, the SMBus is multiplexed
201	  over 4 different channels, where the various memory module EEPROMs
202	  live.  Saying yes here will give you access to these in addition
203	  to the trunk.
204
205	  This driver can also be built as a module.  If so, the module
206	  will be called i2c-nforce2-s4985.
207
208config I2C_SIS5595
209	tristate "SiS 5595"
210	depends on PCI
211	help
212	  If you say yes to this option, support will be included for the
213	  SiS5595 SMBus (a subset of I2C) interface.
214
215	  This driver can also be built as a module.  If so, the module
216	  will be called i2c-sis5595.
217
218config I2C_SIS630
219	tristate "SiS 630/730/964"
220	depends on PCI
221	help
222	  If you say yes to this option, support will be included for the
223	  SiS630, SiS730 and SiS964 SMBus (a subset of I2C) interface.
224
225	  This driver can also be built as a module.  If so, the module
226	  will be called i2c-sis630.
227
228config I2C_SIS96X
229	tristate "SiS 96x"
230	depends on PCI
231	help
232	  If you say yes to this option, support will be included for the SiS
233	  96x SMBus (a subset of I2C) interfaces.  Specifically, the following
234	  chipsets are supported:
235	    645/961
236	    645DX/961
237	    645DX/962
238	    648/961
239	    650/961
240	    735
241	    745
242
243	  This driver can also be built as a module.  If so, the module
244	  will be called i2c-sis96x.
245
246config I2C_VIA
247	tristate "VIA VT82C586B"
248	depends on PCI
249	select I2C_ALGOBIT
250	help
251	  If you say yes to this option, support will be included for the VIA
252          82C586B I2C interface
253
254	  This driver can also be built as a module.  If so, the module
255	  will be called i2c-via.
256
257config I2C_VIAPRO
258	tristate "VIA VT82C596/82C686/82xx and CX700/VX8xx/VX900"
259	depends on PCI
260	help
261	  If you say yes to this option, support will be included for the VIA
262	  VT82C596 and later SMBus interface.  Specifically, the following
263	  chipsets are supported:
264	    VT82C596A/B
265	    VT82C686A/B
266	    VT8231
267	    VT8233/A
268	    VT8235
269	    VT8237R/A/S
270	    VT8251
271	    CX700
272	    VX800/VX820
273	    VX855/VX875
274	    VX900
275
276	  This driver can also be built as a module.  If so, the module
277	  will be called i2c-viapro.
278
279if ACPI
280
281comment "ACPI drivers"
282
283config I2C_SCMI
284	tristate "SMBus Control Method Interface"
285	help
286	  This driver supports the SMBus Control Method Interface. It needs the
287	  BIOS to declare ACPI control methods as described in the SMBus Control
288	  Method Interface specification.
289
290	  To compile this driver as a module, choose M here:
291	  the module will be called i2c-scmi.
292
293endif # ACPI
294
295comment "Mac SMBus host controller drivers"
296	depends on PPC_CHRP || PPC_PMAC
297
298config I2C_HYDRA
299	tristate "CHRP Apple Hydra Mac I/O I2C interface"
300	depends on PCI && PPC_CHRP
301	select I2C_ALGOBIT
302	help
303	  This supports the use of the I2C interface in the Apple Hydra Mac
304	  I/O chip on some CHRP machines (e.g. the LongTrail).  Say Y if you
305	  have such a machine.
306
307	  This support is also available as a module.  If so, the module
308	  will be called i2c-hydra.
309
310config I2C_POWERMAC
311	tristate "Powermac I2C interface"
312	depends on PPC_PMAC
313	default y
314	help
315	  This exposes the various PowerMac i2c interfaces to the linux i2c
316	  layer and to userland. It is used by various drivers on the PowerMac
317	  platform, and should generally be enabled.
318
319	  This support is also available as a module.  If so, the module
320	  will be called i2c-powermac.
321
322comment "I2C system bus drivers (mostly embedded / system-on-chip)"
323
324config I2C_AT91
325	tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
326	depends on ARCH_AT91
327	help
328	  This supports the use of the I2C interface on Atmel AT91
329	  processors.
330
331	  A serious problem is that there is no documented way to issue
332	  repeated START conditions for more than two messages, as needed
333	  to support combined I2C messages.  Use the i2c-gpio driver
334	  unless your system can cope with this limitation.
335
336	  Caution! at91rm9200, at91sam9261, at91sam9260, at91sam9263 devices
337	  don't have clock stretching in transmission mode. For that reason,
338	  you can encounter underrun issues causing premature stop sendings if
339	  the latency to fill the transmission register is too long. If you
340	  are facing this situation, use the i2c-gpio driver.
341
342config I2C_AU1550
343	tristate "Au1550/Au1200/Au1300 SMBus interface"
344	depends on MIPS_ALCHEMY
345	help
346	  If you say yes to this option, support will be included for the
347	  Au1550/Au1200/Au1300 SMBus interface.
348
349	  This driver can also be built as a module.  If so, the module
350	  will be called i2c-au1550.
351
352config I2C_AXXIA
353	tristate "Axxia I2C controller"
354	depends on ARCH_AXXIA || COMPILE_TEST
355	default ARCH_AXXIA
356	help
357	  Say yes if you want to support the I2C bus on Axxia platforms.
358
359	  Please note that this controller is limited to transfers of maximum
360	  255 bytes in length. Any attempt to to a larger transfer will return
361	  an error.
362
363config I2C_BCM2835
364	tristate "Broadcom BCM2835 I2C controller"
365	depends on ARCH_BCM2835
366	help
367	  If you say yes to this option, support will be included for the
368	  BCM2835 I2C controller.
369
370	  If you don't know what to do here, say N.
371
372	  This support is also available as a module.  If so, the module
373	  will be called i2c-bcm2835.
374
375config I2C_BCM_IPROC
376	tristate "Broadcom iProc I2C controller"
377	depends on ARCH_BCM_IPROC || COMPILE_TEST
378	default ARCH_BCM_IPROC
379	help
380	  If you say yes to this option, support will be included for the
381	  Broadcom iProc I2C controller.
382
383	  If you don't know what to do here, say N.
384
385config I2C_BCM_KONA
386	tristate "BCM Kona I2C adapter"
387	depends on ARCH_BCM_MOBILE
388	default y
389	help
390	  If you say yes to this option, support will be included for the
391	  I2C interface on the Broadcom Kona family of processors.
392
393	  If you do not need KONA I2C interface, say N.
394
395config I2C_BLACKFIN_TWI
396	tristate "Blackfin TWI I2C support"
397	depends on BLACKFIN
398	depends on !BF561 && !BF531 && !BF532 && !BF533
399	help
400	  This is the I2C bus driver for Blackfin on-chip TWI interface.
401
402	  This driver can also be built as a module.  If so, the module
403	  will be called i2c-bfin-twi.
404
405config I2C_BLACKFIN_TWI_CLK_KHZ
406	int "Blackfin TWI I2C clock (kHz)"
407	depends on I2C_BLACKFIN_TWI
408	range 21 400
409	default 50
410	help
411	  The unit of the TWI clock is kHz.
412
413config I2C_CADENCE
414	tristate "Cadence I2C Controller"
415	depends on ARCH_ZYNQ
416	help
417	  Say yes here to select Cadence I2C Host Controller. This controller is
418	  e.g. used by Xilinx Zynq.
419
420config I2C_CBUS_GPIO
421	tristate "CBUS I2C driver"
422	depends on GPIOLIB
423	help
424	  Support for CBUS access using I2C API. Mostly relevant for Nokia
425	  Internet Tablets (770, N800 and N810).
426
427	  This driver can also be built as a module.  If so, the module
428	  will be called i2c-cbus-gpio.
429
430config I2C_CPM
431	tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
432	depends on CPM1 || CPM2
433	help
434	  This supports the use of the I2C interface on Freescale
435	  processors with CPM1 or CPM2.
436
437	  This driver can also be built as a module.  If so, the module
438	  will be called i2c-cpm.
439
440config I2C_DAVINCI
441	tristate "DaVinci I2C driver"
442	depends on ARCH_DAVINCI || ARCH_KEYSTONE
443	help
444	  Support for TI DaVinci I2C controller driver.
445
446	  This driver can also be built as a module.  If so, the module
447	  will be called i2c-davinci.
448
449	  Please note that this driver might be needed to bring up other
450	  devices such as DaVinci NIC.
451	  For details please see http://www.ti.com/davinci
452
453config I2C_DESIGNWARE_CORE
454	tristate
455
456config I2C_DESIGNWARE_PLATFORM
457	tristate "Synopsys DesignWare Platform"
458	select I2C_DESIGNWARE_CORE
459	depends on (ACPI && COMMON_CLK) || !ACPI
460	help
461	  If you say yes to this option, support will be included for the
462	  Synopsys DesignWare I2C adapter. Only master mode is supported.
463
464	  This driver can also be built as a module.  If so, the module
465	  will be called i2c-designware-platform.
466
467config I2C_DESIGNWARE_PCI
468	tristate "Synopsys DesignWare PCI"
469	depends on PCI
470	select I2C_DESIGNWARE_CORE
471	help
472	  If you say yes to this option, support will be included for the
473	  Synopsys DesignWare I2C adapter. Only master mode is supported.
474
475	  This driver can also be built as a module.  If so, the module
476	  will be called i2c-designware-pci.
477
478config I2C_DESIGNWARE_BAYTRAIL
479	bool "Intel Baytrail I2C semaphore support"
480	depends on I2C_DESIGNWARE_PLATFORM && IOSF_MBI=y && ACPI
481	help
482	  This driver enables managed host access to the PMIC I2C bus on select
483	  Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows
484	  the host to request uninterrupted access to the PMIC's I2C bus from
485	  the platform firmware controlling it. You should say Y if running on
486	  a BayTrail system using the AXP288.
487
488config I2C_EFM32
489	tristate "EFM32 I2C controller"
490	depends on ARCH_EFM32 || COMPILE_TEST
491	help
492	  This driver supports the i2c block found in Energy Micro's EFM32
493	  SoCs.
494
495config I2C_EG20T
496	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
497	depends on PCI && (X86_32 || COMPILE_TEST)
498	help
499	  This driver is for PCH(Platform controller Hub) I2C of EG20T which
500	  is an IOH(Input/Output Hub) for x86 embedded processor.
501	  This driver can access PCH I2C bus device.
502
503	  This driver also can be used for LAPIS Semiconductor IOH(Input/
504	  Output Hub), ML7213, ML7223 and ML7831.
505	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
506	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
507	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
508	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
509
510config I2C_EXYNOS5
511	tristate "Exynos5 high-speed I2C driver"
512	depends on ARCH_EXYNOS && OF
513	default y
514	help
515	  High-speed I2C controller on Exynos5 based Samsung SoCs.
516
517config I2C_GPIO
518	tristate "GPIO-based bitbanging I2C"
519	depends on GPIOLIB
520	select I2C_ALGOBIT
521	help
522	  This is a very simple bitbanging I2C driver utilizing the
523	  arch-neutral GPIO API to control the SCL and SDA lines.
524
525config I2C_HIGHLANDER
526	tristate "Highlander FPGA SMBus interface"
527	depends on SH_HIGHLANDER
528	help
529	  If you say yes to this option, support will be included for
530	  the SMBus interface located in the FPGA on various Highlander
531	  boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
532	  FPGAs. This is wholly unrelated to the SoC I2C.
533
534	  This driver can also be built as a module.  If so, the module
535	  will be called i2c-highlander.
536
537config I2C_IBM_IIC
538	tristate "IBM PPC 4xx on-chip I2C interface"
539	depends on 4xx
540	help
541	  Say Y here if you want to use IIC peripheral found on
542	  embedded IBM PPC 4xx based systems.
543
544	  This driver can also be built as a module.  If so, the module
545	  will be called i2c-ibm_iic.
546
547config I2C_IMG
548	tristate "Imagination Technologies I2C SCB Controller"
549	depends on MIPS || METAG || COMPILE_TEST
550	help
551	  Say Y here if you want to use the IMG I2C SCB controller,
552	  available on the TZ1090 and other IMG SoCs.
553
554	  This driver can also be built as a module.  If so, the module
555	  will be called i2c-img-scb.
556
557config I2C_IMX
558	tristate "IMX I2C interface"
559	depends on ARCH_MXC
560	help
561	  Say Y here if you want to use the IIC bus controller on
562	  the Freescale i.MX/MXC processors.
563
564	  This driver can also be built as a module.  If so, the module
565	  will be called i2c-imx.
566
567config I2C_IOP3XX
568	tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
569	depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
570	help
571	  Say Y here if you want to use the IIC bus controller on
572	  the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
573
574	  This driver can also be built as a module.  If so, the module
575	  will be called i2c-iop3xx.
576
577config I2C_KEMPLD
578	tristate "Kontron COM I2C Controller"
579	depends on MFD_KEMPLD
580	help
581	  This enables support for the I2C bus interface on some Kontron ETX
582	  and COMexpress (ETXexpress) modules.
583
584	  This driver can also be built as a module. If so, the module
585	  will be called i2c-kempld.
586
587config I2C_MESON
588	tristate "Amlogic Meson I2C controller"
589	depends on ARCH_MESON
590	help
591	  If you say yes to this option, support will be included for the
592	  I2C interface on the Amlogic Meson family of SoCs.
593
594config I2C_MPC
595	tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
596	depends on PPC
597	help
598	  If you say yes to this option, support will be included for the
599	  built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
600	  MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
601
602	  This driver can also be built as a module.  If so, the module
603	  will be called i2c-mpc.
604
605config I2C_MV64XXX
606	tristate "Marvell mv64xxx I2C Controller"
607	depends on MV64X60 || PLAT_ORION || ARCH_SUNXI
608	help
609	  If you say yes to this option, support will be included for the
610	  built-in I2C interface on the Marvell 64xxx line of host bridges.
611	  This driver is also used for Allwinner SoCs I2C controllers.
612
613	  This driver can also be built as a module.  If so, the module
614	  will be called i2c-mv64xxx.
615
616config I2C_MXS
617	tristate "Freescale i.MX28 I2C interface"
618	depends on SOC_IMX28
619	select STMP_DEVICE
620	help
621	  Say Y here if you want to use the I2C bus controller on
622	  the Freescale i.MX28 processors.
623
624	  This driver can also be built as a module.  If so, the module
625	  will be called i2c-mxs.
626
627config I2C_NOMADIK
628	tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
629	depends on ARM_AMBA
630	help
631	  If you say yes to this option, support will be included for the
632	  I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
633	  as well as the STA2X11 PCIe I/O HUB.
634
635config I2C_OCORES
636	tristate "OpenCores I2C Controller"
637	help
638	  If you say yes to this option, support will be included for the
639	  OpenCores I2C controller. For details see
640	  http://www.opencores.org/projects.cgi/web/i2c/overview
641
642	  This driver can also be built as a module.  If so, the module
643	  will be called i2c-ocores.
644
645config I2C_OMAP
646	tristate "OMAP I2C adapter"
647	depends on ARCH_OMAP
648	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
649	help
650	  If you say yes to this option, support will be included for the
651	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
652	  Like OMAP1510/1610/1710/5912 and OMAP242x.
653	  For details see http://www.ti.com/omap.
654
655config I2C_PASEMI
656	tristate "PA Semi SMBus interface"
657	depends on PPC_PASEMI && PCI
658	help
659	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
660
661config I2C_PCA_PLATFORM
662	tristate "PCA9564/PCA9665 as platform device"
663	select I2C_ALGOPCA
664	default n
665	help
666	  This driver supports a memory mapped Philips PCA9564/PCA9665
667	  parallel bus to I2C bus controller.
668
669	  This driver can also be built as a module.  If so, the module
670	  will be called i2c-pca-platform.
671
672config I2C_PMCMSP
673	tristate "PMC MSP I2C TWI Controller"
674	depends on PMC_MSP
675	help
676	  This driver supports the PMC TWI controller on MSP devices.
677
678	  This driver can also be built as module. If so, the module
679	  will be called i2c-pmcmsp.
680
681config I2C_PNX
682	tristate "I2C bus support for Philips PNX and NXP LPC targets"
683	depends on ARCH_LPC32XX
684	help
685	  This driver supports the Philips IP3204 I2C IP block master and/or
686	  slave controller
687
688	  This driver can also be built as a module.  If so, the module
689	  will be called i2c-pnx.
690
691config I2C_PUV3
692	tristate "PKUnity v3 I2C bus support"
693	depends on UNICORE32 && ARCH_PUV3
694	select I2C_ALGOBIT
695	help
696	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
697	  This I2C bus controller is under AMBA/AXI bus.
698
699	  This driver can also be built as a module.  If so, the module
700	  will be called i2c-puv3.
701
702config I2C_PXA
703	tristate "Intel PXA2XX I2C adapter"
704	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
705	help
706	  If you have devices in the PXA I2C bus, say yes to this option.
707	  This driver can also be built as a module.  If so, the module
708	  will be called i2c-pxa.
709
710config I2C_PXA_PCI
711	def_bool I2C_PXA && X86_32 && PCI && OF
712
713config I2C_PXA_SLAVE
714	bool "Intel PXA2XX I2C Slave comms support"
715	depends on I2C_PXA && !X86_32
716	help
717	  Support I2C slave mode communications on the PXA I2C bus.  This
718	  is necessary for systems where the PXA may be a target on the
719	  I2C bus.
720
721config I2C_QUP
722	tristate "Qualcomm QUP based I2C controller"
723	depends on ARCH_QCOM
724	help
725	  If you say yes to this option, support will be included for the
726	  built-in I2C interface on the Qualcomm SoCs.
727
728	  This driver can also be built as a module.  If so, the module
729	  will be called i2c-qup.
730
731config I2C_RIIC
732	tristate "Renesas RIIC adapter"
733	depends on ARCH_SHMOBILE || COMPILE_TEST
734	help
735	  If you say yes to this option, support will be included for the
736	  Renesas RIIC I2C interface.
737
738	  This driver can also be built as a module.  If so, the module
739	  will be called i2c-riic.
740
741config I2C_RK3X
742	tristate "Rockchip RK3xxx I2C adapter"
743	depends on OF && COMMON_CLK
744	help
745	  Say Y here to include support for the I2C adapter in Rockchip RK3xxx
746	  SoCs.
747
748	  This driver can also be built as a module. If so, the module will
749	  be called i2c-rk3x.
750
751config HAVE_S3C2410_I2C
752	bool
753	help
754	  This will include I2C support for Samsung SoCs. If you want to
755	  include I2C support for any machine, kindly select this in the
756	  respective Kconfig file.
757
758config I2C_S3C2410
759	tristate "S3C2410 I2C Driver"
760	depends on HAVE_S3C2410_I2C
761	help
762	  Say Y here to include support for I2C controller in the
763	  Samsung SoCs.
764
765config I2C_SH7760
766	tristate "Renesas SH7760 I2C Controller"
767	depends on CPU_SUBTYPE_SH7760
768	help
769	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
770
771	  This driver can also be built as a module.  If so, the module
772	  will be called i2c-sh7760.
773
774config I2C_SH_MOBILE
775	tristate "SuperH Mobile I2C Controller"
776	depends on HAS_DMA
777	depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST
778	help
779	  If you say yes to this option, support will be included for the
780	  built-in I2C interface on the Renesas SH-Mobile processor.
781
782	  This driver can also be built as a module.  If so, the module
783	  will be called i2c-sh_mobile.
784
785config I2C_SIMTEC
786	tristate "Simtec Generic I2C interface"
787	select I2C_ALGOBIT
788	help
789	  If you say yes to this option, support will be included for
790	  the Simtec Generic I2C interface. This driver is for the
791	  simple I2C bus used on newer Simtec products for general
792	  I2C, such as DDC on the Simtec BBD2016A.
793
794	  This driver can also be built as a module. If so, the module
795	  will be called i2c-simtec.
796
797config I2C_SIRF
798	tristate "CSR SiRFprimaII I2C interface"
799	depends on ARCH_SIRF
800	help
801	  If you say yes to this option, support will be included for the
802	  CSR SiRFprimaII I2C interface.
803
804	  This driver can also be built as a module.  If so, the module
805	  will be called i2c-sirf.
806
807config I2C_ST
808	tristate "STMicroelectronics SSC I2C support"
809	depends on ARCH_STI
810	help
811	  Enable this option to add support for STMicroelectronics SoCs
812	  hardware SSC (Synchronous Serial Controller) as an I2C controller.
813
814	  This driver can also be built as module. If so, the module
815	  will be called i2c-st.
816
817config I2C_STU300
818	tristate "ST Microelectronics DDC I2C interface"
819	depends on MACH_U300
820	default y if MACH_U300
821	help
822	  If you say yes to this option, support will be included for the
823	  I2C interface from ST Microelectronics simply called "DDC I2C"
824	  supporting both I2C and DDC, used in e.g. the U300 series
825	  mobile platforms.
826
827	  This driver can also be built as a module. If so, the module
828	  will be called i2c-stu300.
829
830config I2C_SUN6I_P2WI
831	tristate "Allwinner sun6i internal P2WI controller"
832	depends on RESET_CONTROLLER
833	depends on MACH_SUN6I || COMPILE_TEST
834	help
835	  If you say yes to this option, support will be included for the
836	  P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi
837	  SOCs.
838	  The P2WI looks like an SMBus controller (which supports only byte
839	  accesses), except that it only supports one slave device.
840	  This interface is used to connect to specific PMIC devices (like the
841	  AXP221).
842
843config I2C_TEGRA
844	tristate "NVIDIA Tegra internal I2C controller"
845	depends on ARCH_TEGRA
846	help
847	  If you say yes to this option, support will be included for the
848	  I2C controller embedded in NVIDIA Tegra SOCs
849
850config I2C_VERSATILE
851	tristate "ARM Versatile/Realview I2C bus support"
852	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
853	select I2C_ALGOBIT
854	help
855	  Say yes if you want to support the I2C serial bus on ARMs Versatile
856	  range of platforms.
857
858	  This driver can also be built as a module.  If so, the module
859	  will be called i2c-versatile.
860
861config I2C_WMT
862	tristate "Wondermedia WM8xxx SoC I2C bus support"
863	depends on ARCH_VT8500
864	help
865	  Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
866	  SoCs.
867
868	  This driver can also be built as a module. If so, the module will be
869	  called i2c-wmt.
870
871config I2C_OCTEON
872	tristate "Cavium OCTEON I2C bus support"
873	depends on CAVIUM_OCTEON_SOC
874	help
875	  Say yes if you want to support the I2C serial bus on Cavium
876	  OCTEON SOC.
877
878	  This driver can also be built as a module.  If so, the module
879	  will be called i2c-octeon.
880
881config I2C_XILINX
882	tristate "Xilinx I2C Controller"
883	depends on HAS_IOMEM
884	help
885	  If you say yes to this option, support will be included for the
886	  Xilinx I2C controller.
887
888	  This driver can also be built as a module.  If so, the module
889	  will be called xilinx_i2c.
890
891config I2C_XLR
892	tristate "XLR I2C support"
893	depends on CPU_XLR
894	help
895	  This driver enables support for the on-chip I2C interface of
896	  the Netlogic XLR/XLS MIPS processors.
897
898	  This driver can also be built as a module.  If so, the module
899	  will be called i2c-xlr.
900
901config I2C_RCAR
902	tristate "Renesas R-Car I2C Controller"
903	depends on ARCH_SHMOBILE || COMPILE_TEST
904	select I2C_SLAVE
905	help
906	  If you say yes to this option, support will be included for the
907	  R-Car I2C controller.
908
909	  This driver can also be built as a module.  If so, the module
910	  will be called i2c-rcar.
911
912comment "External I2C/SMBus adapter drivers"
913
914config I2C_DIOLAN_U2C
915	tristate "Diolan U2C-12 USB adapter"
916	depends on USB
917	help
918	  If you say yes to this option, support will be included for Diolan
919	  U2C-12, a USB to I2C interface.
920
921	  This driver can also be built as a module.  If so, the module
922	  will be called i2c-diolan-u2c.
923
924config I2C_DLN2
925       tristate "Diolan DLN-2 USB I2C adapter"
926       depends on MFD_DLN2
927       help
928	 If you say yes to this option, support will be included for Diolan
929	 DLN2, a USB to I2C interface.
930
931	 This driver can also be built as a module.  If so, the module
932	 will be called i2c-dln2.
933
934config I2C_PARPORT
935	tristate "Parallel port adapter"
936	depends on PARPORT
937	select I2C_ALGOBIT
938	select I2C_SMBUS
939	help
940	  This supports parallel port I2C adapters such as the ones made by
941	  Philips or Velleman, Analog Devices evaluation boards, and more.
942	  Basically any adapter using the parallel port as an I2C bus with
943	  no extra chipset is supported by this driver, or could be.
944
945	  This driver is a replacement for (and was inspired by) an older
946	  driver named i2c-philips-par.  The new driver supports more devices,
947	  and makes it easier to add support for new devices.
948
949	  An adapter type parameter is now mandatory.  Please read the file
950	  Documentation/i2c/busses/i2c-parport for details.
951
952	  Another driver exists, named i2c-parport-light, which doesn't depend
953	  on the parport driver.  This is meant for embedded systems. Don't say
954	  Y here if you intend to say Y or M there.
955
956	  This support is also available as a module.  If so, the module
957	  will be called i2c-parport.
958
959config I2C_PARPORT_LIGHT
960	tristate "Parallel port adapter (light)"
961	select I2C_ALGOBIT
962	select I2C_SMBUS
963	help
964	  This supports parallel port I2C adapters such as the ones made by
965	  Philips or Velleman, Analog Devices evaluation boards, and more.
966	  Basically any adapter using the parallel port as an I2C bus with
967	  no extra chipset is supported by this driver, or could be.
968
969	  This driver is a light version of i2c-parport.  It doesn't depend
970	  on the parport driver, and uses direct I/O access instead.  This
971	  might be preferred on embedded systems where wasting memory for
972	  the clean but heavy parport handling is not an option.  The
973	  drawback is a reduced portability and the impossibility to
974	  daisy-chain other parallel port devices.
975
976	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
977	  both is possible but both modules should not be loaded at the same
978	  time.
979
980	  This support is also available as a module.  If so, the module
981	  will be called i2c-parport-light.
982
983config I2C_ROBOTFUZZ_OSIF
984	tristate "RobotFuzz Open Source InterFace USB adapter"
985	depends on USB
986	help
987	  If you say yes to this option, support will be included for the
988	  RobotFuzz Open Source InterFace USB to I2C interface.
989
990	  This driver can also be built as a module.  If so, the module
991	  will be called i2c-osif.
992
993config I2C_TAOS_EVM
994	tristate "TAOS evaluation module"
995	depends on TTY
996	select SERIO
997	select SERIO_SERPORT
998	default n
999	help
1000	  This supports TAOS evaluation modules on serial port. In order to
1001	  use this driver, you will need the inputattach tool, which is part
1002	  of the input-utils package.
1003
1004	  If unsure, say N.
1005
1006	  This support is also available as a module.  If so, the module
1007	  will be called i2c-taos-evm.
1008
1009config I2C_TINY_USB
1010	tristate "Tiny-USB adapter"
1011	depends on USB
1012	help
1013	  If you say yes to this option, support will be included for the
1014	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
1015	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
1016
1017	  This driver can also be built as a module.  If so, the module
1018	  will be called i2c-tiny-usb.
1019
1020config I2C_VIPERBOARD
1021	tristate "Viperboard I2C master support"
1022	depends on MFD_VIPERBOARD && USB
1023	help
1024	  Say yes here to access the I2C part of the Nano River
1025	  Technologies Viperboard as I2C master.
1026          See viperboard API specification and Nano
1027          River Tech's viperboard.h for detailed meaning
1028          of the module parameters.
1029
1030comment "Other I2C/SMBus bus drivers"
1031
1032config I2C_ACORN
1033	tristate "Acorn IOC/IOMD I2C bus support"
1034	depends on ARCH_ACORN
1035	default y
1036	select I2C_ALGOBIT
1037	help
1038	  Say yes if you want to support the I2C bus on Acorn platforms.
1039
1040	  If you don't know, say Y.
1041
1042config I2C_ELEKTOR
1043	tristate "Elektor ISA card"
1044	depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP
1045	select I2C_ALGOPCF
1046	help
1047	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
1048	  such an adapter.
1049
1050	  This support is also available as a module.  If so, the module
1051	  will be called i2c-elektor.
1052
1053config I2C_PCA_ISA
1054	tristate "PCA9564/PCA9665 on an ISA bus"
1055	depends on ISA
1056	select I2C_ALGOPCA
1057	default n
1058	help
1059	  This driver supports ISA boards using the Philips PCA9564/PCA9665
1060	  parallel bus to I2C bus controller.
1061
1062	  This driver can also be built as a module.  If so, the module
1063	  will be called i2c-pca-isa.
1064
1065	  This device is almost undetectable and using this driver on a
1066	  system which doesn't have this device will result in long
1067	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
1068	  time).  If unsure, say N.
1069
1070config I2C_SIBYTE
1071	tristate "SiByte SMBus interface"
1072	depends on SIBYTE_SB1xxx_SOC
1073	help
1074	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
1075
1076config I2C_CROS_EC_TUNNEL
1077	tristate "ChromeOS EC tunnel I2C bus"
1078	depends on MFD_CROS_EC
1079	help
1080	  If you say yes here you get an I2C bus that will tunnel i2c commands
1081	  through to the other side of the ChromeOS EC to the i2c bus
1082	  connected there. This will work whatever the interface used to
1083	  talk to the EC (SPI, I2C or LPC).
1084
1085config SCx200_ACB
1086	tristate "Geode ACCESS.bus support"
1087	depends on X86_32 && PCI
1088	help
1089	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
1090	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
1091
1092	  If you don't know what to do here, say N.
1093
1094	  This support is also available as a module.  If so, the module
1095	  will be called scx200_acb.
1096
1097config I2C_OPAL
1098	tristate "IBM OPAL I2C driver"
1099	depends on PPC_POWERNV
1100	default y
1101	help
1102	  This exposes the PowerNV platform i2c busses to the linux i2c layer,
1103	  the driver is based on the OPAL interfaces.
1104
1105	  This driver can also be built as a module. If so, the module will be
1106	  called as i2c-opal.
1107
1108endmenu
1109