xref: /openbmc/linux/drivers/i2c/busses/Kconfig (revision e6c81cce)
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_DIGICOLOR
489	tristate "Conexant Digicolor I2C driver"
490	depends on ARCH_DIGICOLOR
491	help
492	  Support for Conexant Digicolor SoCs (CX92755) I2C controller driver.
493
494	  This driver can also be built as a module.  If so, the module
495	  will be called i2c-digicolor.
496
497config I2C_EFM32
498	tristate "EFM32 I2C controller"
499	depends on ARCH_EFM32 || COMPILE_TEST
500	help
501	  This driver supports the i2c block found in Energy Micro's EFM32
502	  SoCs.
503
504config I2C_EG20T
505	tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) I2C"
506	depends on PCI && (X86_32 || COMPILE_TEST)
507	help
508	  This driver is for PCH(Platform controller Hub) I2C of EG20T which
509	  is an IOH(Input/Output Hub) for x86 embedded processor.
510	  This driver can access PCH I2C bus device.
511
512	  This driver also can be used for LAPIS Semiconductor IOH(Input/
513	  Output Hub), ML7213, ML7223 and ML7831.
514	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
515	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
516	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
517	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
518
519config I2C_EXYNOS5
520	tristate "Exynos5 high-speed I2C driver"
521	depends on ARCH_EXYNOS && OF
522	default y
523	help
524	  High-speed I2C controller on Exynos5 based Samsung SoCs.
525
526config I2C_GPIO
527	tristate "GPIO-based bitbanging I2C"
528	depends on GPIOLIB
529	select I2C_ALGOBIT
530	help
531	  This is a very simple bitbanging I2C driver utilizing the
532	  arch-neutral GPIO API to control the SCL and SDA lines.
533
534config I2C_HIGHLANDER
535	tristate "Highlander FPGA SMBus interface"
536	depends on SH_HIGHLANDER
537	help
538	  If you say yes to this option, support will be included for
539	  the SMBus interface located in the FPGA on various Highlander
540	  boards, particularly the R0P7780LC0011RL and R0P7785LC0011RL
541	  FPGAs. This is wholly unrelated to the SoC I2C.
542
543	  This driver can also be built as a module.  If so, the module
544	  will be called i2c-highlander.
545
546config I2C_IBM_IIC
547	tristate "IBM PPC 4xx on-chip I2C interface"
548	depends on 4xx
549	help
550	  Say Y here if you want to use IIC peripheral found on
551	  embedded IBM PPC 4xx based systems.
552
553	  This driver can also be built as a module.  If so, the module
554	  will be called i2c-ibm_iic.
555
556config I2C_IMG
557	tristate "Imagination Technologies I2C SCB Controller"
558	depends on MIPS || METAG || COMPILE_TEST
559	help
560	  Say Y here if you want to use the IMG I2C SCB controller,
561	  available on the TZ1090 and other IMG SoCs.
562
563	  This driver can also be built as a module.  If so, the module
564	  will be called i2c-img-scb.
565
566config I2C_IMX
567	tristate "IMX I2C interface"
568	depends on ARCH_MXC
569	help
570	  Say Y here if you want to use the IIC bus controller on
571	  the Freescale i.MX/MXC processors.
572
573	  This driver can also be built as a module.  If so, the module
574	  will be called i2c-imx.
575
576config I2C_IOP3XX
577	tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
578	depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
579	help
580	  Say Y here if you want to use the IIC bus controller on
581	  the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
582
583	  This driver can also be built as a module.  If so, the module
584	  will be called i2c-iop3xx.
585
586config I2C_JZ4780
587	tristate "JZ4780 I2C controller interface support"
588	depends on MACH_JZ4780 || COMPILE_TEST
589	help
590	 If you say yes to this option, support will be included for the
591	 Ingenic JZ4780 I2C controller.
592
593	 If you don't know what to do here, say N.
594
595config I2C_KEMPLD
596	tristate "Kontron COM I2C Controller"
597	depends on MFD_KEMPLD
598	help
599	  This enables support for the I2C bus interface on some Kontron ETX
600	  and COMexpress (ETXexpress) modules.
601
602	  This driver can also be built as a module. If so, the module
603	  will be called i2c-kempld.
604
605config I2C_MESON
606	tristate "Amlogic Meson I2C controller"
607	depends on ARCH_MESON
608	help
609	  If you say yes to this option, support will be included for the
610	  I2C interface on the Amlogic Meson family of SoCs.
611
612config I2C_MPC
613	tristate "MPC107/824x/85xx/512x/52xx/83xx/86xx"
614	depends on PPC
615	help
616	  If you say yes to this option, support will be included for the
617	  built-in I2C interface on the MPC107, Tsi107, MPC512x, MPC52xx,
618	  MPC8240, MPC8245, MPC83xx, MPC85xx and MPC8641 family processors.
619
620	  This driver can also be built as a module.  If so, the module
621	  will be called i2c-mpc.
622
623config I2C_MV64XXX
624	tristate "Marvell mv64xxx I2C Controller"
625	depends on MV64X60 || PLAT_ORION || ARCH_SUNXI
626	help
627	  If you say yes to this option, support will be included for the
628	  built-in I2C interface on the Marvell 64xxx line of host bridges.
629	  This driver is also used for Allwinner SoCs I2C controllers.
630
631	  This driver can also be built as a module.  If so, the module
632	  will be called i2c-mv64xxx.
633
634config I2C_MXS
635	tristate "Freescale i.MX28 I2C interface"
636	depends on SOC_IMX28
637	select STMP_DEVICE
638	help
639	  Say Y here if you want to use the I2C bus controller on
640	  the Freescale i.MX28 processors.
641
642	  This driver can also be built as a module.  If so, the module
643	  will be called i2c-mxs.
644
645config I2C_NOMADIK
646	tristate "ST-Ericsson Nomadik/Ux500 I2C Controller"
647	depends on ARM_AMBA
648	help
649	  If you say yes to this option, support will be included for the
650	  I2C interface from ST-Ericsson's Nomadik and Ux500 architectures,
651	  as well as the STA2X11 PCIe I/O HUB.
652
653config I2C_OCORES
654	tristate "OpenCores I2C Controller"
655	help
656	  If you say yes to this option, support will be included for the
657	  OpenCores I2C controller. For details see
658	  http://www.opencores.org/projects.cgi/web/i2c/overview
659
660	  This driver can also be built as a module.  If so, the module
661	  will be called i2c-ocores.
662
663config I2C_OMAP
664	tristate "OMAP I2C adapter"
665	depends on ARCH_OMAP
666	default y if MACH_OMAP_H3 || MACH_OMAP_OSK
667	help
668	  If you say yes to this option, support will be included for the
669	  I2C interface on the Texas Instruments OMAP1/2 family of processors.
670	  Like OMAP1510/1610/1710/5912 and OMAP242x.
671	  For details see http://www.ti.com/omap.
672
673config I2C_PASEMI
674	tristate "PA Semi SMBus interface"
675	depends on PPC_PASEMI && PCI
676	help
677	  Supports the PA Semi PWRficient on-chip SMBus interfaces.
678
679config I2C_PCA_PLATFORM
680	tristate "PCA9564/PCA9665 as platform device"
681	select I2C_ALGOPCA
682	default n
683	help
684	  This driver supports a memory mapped Philips PCA9564/PCA9665
685	  parallel bus to I2C bus controller.
686
687	  This driver can also be built as a module.  If so, the module
688	  will be called i2c-pca-platform.
689
690config I2C_PMCMSP
691	tristate "PMC MSP I2C TWI Controller"
692	depends on PMC_MSP
693	help
694	  This driver supports the PMC TWI controller on MSP devices.
695
696	  This driver can also be built as module. If so, the module
697	  will be called i2c-pmcmsp.
698
699config I2C_PNX
700	tristate "I2C bus support for Philips PNX and NXP LPC targets"
701	depends on ARCH_LPC32XX
702	help
703	  This driver supports the Philips IP3204 I2C IP block master and/or
704	  slave controller
705
706	  This driver can also be built as a module.  If so, the module
707	  will be called i2c-pnx.
708
709config I2C_PUV3
710	tristate "PKUnity v3 I2C bus support"
711	depends on UNICORE32 && ARCH_PUV3
712	select I2C_ALGOBIT
713	help
714	  This driver supports the I2C IP inside the PKUnity-v3 SoC.
715	  This I2C bus controller is under AMBA/AXI bus.
716
717	  This driver can also be built as a module.  If so, the module
718	  will be called i2c-puv3.
719
720config I2C_PXA
721	tristate "Intel PXA2XX I2C adapter"
722	depends on ARCH_PXA || ARCH_MMP || (X86_32 && PCI && OF)
723	help
724	  If you have devices in the PXA I2C bus, say yes to this option.
725	  This driver can also be built as a module.  If so, the module
726	  will be called i2c-pxa.
727
728config I2C_PXA_PCI
729	def_bool I2C_PXA && X86_32 && PCI && OF
730
731config I2C_PXA_SLAVE
732	bool "Intel PXA2XX I2C Slave comms support"
733	depends on I2C_PXA && !X86_32
734	help
735	  Support I2C slave mode communications on the PXA I2C bus.  This
736	  is necessary for systems where the PXA may be a target on the
737	  I2C bus.
738
739config I2C_QUP
740	tristate "Qualcomm QUP based I2C controller"
741	depends on ARCH_QCOM
742	help
743	  If you say yes to this option, support will be included for the
744	  built-in I2C interface on the Qualcomm SoCs.
745
746	  This driver can also be built as a module.  If so, the module
747	  will be called i2c-qup.
748
749config I2C_RIIC
750	tristate "Renesas RIIC adapter"
751	depends on ARCH_SHMOBILE || COMPILE_TEST
752	help
753	  If you say yes to this option, support will be included for the
754	  Renesas RIIC I2C interface.
755
756	  This driver can also be built as a module.  If so, the module
757	  will be called i2c-riic.
758
759config I2C_RK3X
760	tristate "Rockchip RK3xxx I2C adapter"
761	depends on OF && COMMON_CLK
762	help
763	  Say Y here to include support for the I2C adapter in Rockchip RK3xxx
764	  SoCs.
765
766	  This driver can also be built as a module. If so, the module will
767	  be called i2c-rk3x.
768
769config HAVE_S3C2410_I2C
770	bool
771	help
772	  This will include I2C support for Samsung SoCs. If you want to
773	  include I2C support for any machine, kindly select this in the
774	  respective Kconfig file.
775
776config I2C_S3C2410
777	tristate "S3C2410 I2C Driver"
778	depends on HAVE_S3C2410_I2C
779	help
780	  Say Y here to include support for I2C controller in the
781	  Samsung SoCs.
782
783config I2C_SH7760
784	tristate "Renesas SH7760 I2C Controller"
785	depends on CPU_SUBTYPE_SH7760
786	help
787	  This driver supports the 2 I2C interfaces on the Renesas SH7760.
788
789	  This driver can also be built as a module.  If so, the module
790	  will be called i2c-sh7760.
791
792config I2C_SH_MOBILE
793	tristate "SuperH Mobile I2C Controller"
794	depends on HAS_DMA
795	depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST
796	help
797	  If you say yes to this option, support will be included for the
798	  built-in I2C interface on the Renesas SH-Mobile processor.
799
800	  This driver can also be built as a module.  If so, the module
801	  will be called i2c-sh_mobile.
802
803config I2C_SIMTEC
804	tristate "Simtec Generic I2C interface"
805	select I2C_ALGOBIT
806	help
807	  If you say yes to this option, support will be included for
808	  the Simtec Generic I2C interface. This driver is for the
809	  simple I2C bus used on newer Simtec products for general
810	  I2C, such as DDC on the Simtec BBD2016A.
811
812	  This driver can also be built as a module. If so, the module
813	  will be called i2c-simtec.
814
815config I2C_SIRF
816	tristate "CSR SiRFprimaII I2C interface"
817	depends on ARCH_SIRF
818	help
819	  If you say yes to this option, support will be included for the
820	  CSR SiRFprimaII I2C interface.
821
822	  This driver can also be built as a module.  If so, the module
823	  will be called i2c-sirf.
824
825config I2C_ST
826	tristate "STMicroelectronics SSC I2C support"
827	depends on ARCH_STI
828	help
829	  Enable this option to add support for STMicroelectronics SoCs
830	  hardware SSC (Synchronous Serial Controller) as an I2C controller.
831
832	  This driver can also be built as module. If so, the module
833	  will be called i2c-st.
834
835config I2C_STU300
836	tristate "ST Microelectronics DDC I2C interface"
837	depends on MACH_U300
838	default y if MACH_U300
839	help
840	  If you say yes to this option, support will be included for the
841	  I2C interface from ST Microelectronics simply called "DDC I2C"
842	  supporting both I2C and DDC, used in e.g. the U300 series
843	  mobile platforms.
844
845	  This driver can also be built as a module. If so, the module
846	  will be called i2c-stu300.
847
848config I2C_SUN6I_P2WI
849	tristate "Allwinner sun6i internal P2WI controller"
850	depends on RESET_CONTROLLER
851	depends on MACH_SUN6I || COMPILE_TEST
852	help
853	  If you say yes to this option, support will be included for the
854	  P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi
855	  SOCs.
856	  The P2WI looks like an SMBus controller (which supports only byte
857	  accesses), except that it only supports one slave device.
858	  This interface is used to connect to specific PMIC devices (like the
859	  AXP221).
860
861config I2C_TEGRA
862	tristate "NVIDIA Tegra internal I2C controller"
863	depends on ARCH_TEGRA
864	help
865	  If you say yes to this option, support will be included for the
866	  I2C controller embedded in NVIDIA Tegra SOCs
867
868config I2C_VERSATILE
869	tristate "ARM Versatile/Realview I2C bus support"
870	depends on ARCH_VERSATILE || ARCH_REALVIEW || ARCH_VEXPRESS
871	select I2C_ALGOBIT
872	help
873	  Say yes if you want to support the I2C serial bus on ARMs Versatile
874	  range of platforms.
875
876	  This driver can also be built as a module.  If so, the module
877	  will be called i2c-versatile.
878
879config I2C_WMT
880	tristate "Wondermedia WM8xxx SoC I2C bus support"
881	depends on ARCH_VT8500
882	help
883	  Say yes if you want to support the I2C bus on Wondermedia 8xxx-series
884	  SoCs.
885
886	  This driver can also be built as a module. If so, the module will be
887	  called i2c-wmt.
888
889config I2C_OCTEON
890	tristate "Cavium OCTEON I2C bus support"
891	depends on CAVIUM_OCTEON_SOC
892	help
893	  Say yes if you want to support the I2C serial bus on Cavium
894	  OCTEON SOC.
895
896	  This driver can also be built as a module.  If so, the module
897	  will be called i2c-octeon.
898
899config I2C_XILINX
900	tristate "Xilinx I2C Controller"
901	depends on HAS_IOMEM
902	help
903	  If you say yes to this option, support will be included for the
904	  Xilinx I2C controller.
905
906	  This driver can also be built as a module.  If so, the module
907	  will be called xilinx_i2c.
908
909config I2C_XLR
910	tristate "XLR I2C support"
911	depends on CPU_XLR
912	help
913	  This driver enables support for the on-chip I2C interface of
914	  the Netlogic XLR/XLS MIPS processors.
915
916	  This driver can also be built as a module.  If so, the module
917	  will be called i2c-xlr.
918
919config I2C_XLP9XX
920	tristate "XLP9XX I2C support"
921	depends on CPU_XLP || COMPILE_TEST
922	help
923	  This driver enables support for the on-chip I2C interface of
924	  the Broadcom XLP9xx/XLP5xx MIPS processors.
925
926	  This driver can also be built as a module.  If so, the module will
927	  be called i2c-xlp9xx.
928
929config I2C_RCAR
930	tristate "Renesas R-Car I2C Controller"
931	depends on ARCH_SHMOBILE || COMPILE_TEST
932	select I2C_SLAVE
933	help
934	  If you say yes to this option, support will be included for the
935	  R-Car I2C controller.
936
937	  This driver can also be built as a module.  If so, the module
938	  will be called i2c-rcar.
939
940comment "External I2C/SMBus adapter drivers"
941
942config I2C_DIOLAN_U2C
943	tristate "Diolan U2C-12 USB adapter"
944	depends on USB
945	help
946	  If you say yes to this option, support will be included for Diolan
947	  U2C-12, a USB to I2C interface.
948
949	  This driver can also be built as a module.  If so, the module
950	  will be called i2c-diolan-u2c.
951
952config I2C_DLN2
953       tristate "Diolan DLN-2 USB I2C adapter"
954       depends on MFD_DLN2
955       help
956	 If you say yes to this option, support will be included for Diolan
957	 DLN2, a USB to I2C interface.
958
959	 This driver can also be built as a module.  If so, the module
960	 will be called i2c-dln2.
961
962config I2C_PARPORT
963	tristate "Parallel port adapter"
964	depends on PARPORT
965	select I2C_ALGOBIT
966	select I2C_SMBUS
967	help
968	  This supports parallel port I2C adapters such as the ones made by
969	  Philips or Velleman, Analog Devices evaluation boards, and more.
970	  Basically any adapter using the parallel port as an I2C bus with
971	  no extra chipset is supported by this driver, or could be.
972
973	  This driver is a replacement for (and was inspired by) an older
974	  driver named i2c-philips-par.  The new driver supports more devices,
975	  and makes it easier to add support for new devices.
976
977	  An adapter type parameter is now mandatory.  Please read the file
978	  Documentation/i2c/busses/i2c-parport for details.
979
980	  Another driver exists, named i2c-parport-light, which doesn't depend
981	  on the parport driver.  This is meant for embedded systems. Don't say
982	  Y here if you intend to say Y or M there.
983
984	  This support is also available as a module.  If so, the module
985	  will be called i2c-parport.
986
987config I2C_PARPORT_LIGHT
988	tristate "Parallel port adapter (light)"
989	select I2C_ALGOBIT
990	select I2C_SMBUS
991	help
992	  This supports parallel port I2C adapters such as the ones made by
993	  Philips or Velleman, Analog Devices evaluation boards, and more.
994	  Basically any adapter using the parallel port as an I2C bus with
995	  no extra chipset is supported by this driver, or could be.
996
997	  This driver is a light version of i2c-parport.  It doesn't depend
998	  on the parport driver, and uses direct I/O access instead.  This
999	  might be preferred on embedded systems where wasting memory for
1000	  the clean but heavy parport handling is not an option.  The
1001	  drawback is a reduced portability and the impossibility to
1002	  daisy-chain other parallel port devices.
1003
1004	  Don't say Y here if you said Y or M to i2c-parport.  Saying M to
1005	  both is possible but both modules should not be loaded at the same
1006	  time.
1007
1008	  This support is also available as a module.  If so, the module
1009	  will be called i2c-parport-light.
1010
1011config I2C_ROBOTFUZZ_OSIF
1012	tristate "RobotFuzz Open Source InterFace USB adapter"
1013	depends on USB
1014	help
1015	  If you say yes to this option, support will be included for the
1016	  RobotFuzz Open Source InterFace USB to I2C interface.
1017
1018	  This driver can also be built as a module.  If so, the module
1019	  will be called i2c-osif.
1020
1021config I2C_TAOS_EVM
1022	tristate "TAOS evaluation module"
1023	depends on TTY
1024	select SERIO
1025	select SERIO_SERPORT
1026	default n
1027	help
1028	  This supports TAOS evaluation modules on serial port. In order to
1029	  use this driver, you will need the inputattach tool, which is part
1030	  of the input-utils package.
1031
1032	  If unsure, say N.
1033
1034	  This support is also available as a module.  If so, the module
1035	  will be called i2c-taos-evm.
1036
1037config I2C_TINY_USB
1038	tristate "Tiny-USB adapter"
1039	depends on USB
1040	help
1041	  If you say yes to this option, support will be included for the
1042	  i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
1043	  http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
1044
1045	  This driver can also be built as a module.  If so, the module
1046	  will be called i2c-tiny-usb.
1047
1048config I2C_VIPERBOARD
1049	tristate "Viperboard I2C master support"
1050	depends on MFD_VIPERBOARD && USB
1051	help
1052	  Say yes here to access the I2C part of the Nano River
1053	  Technologies Viperboard as I2C master.
1054          See viperboard API specification and Nano
1055          River Tech's viperboard.h for detailed meaning
1056          of the module parameters.
1057
1058comment "Other I2C/SMBus bus drivers"
1059
1060config I2C_ACORN
1061	tristate "Acorn IOC/IOMD I2C bus support"
1062	depends on ARCH_ACORN
1063	default y
1064	select I2C_ALGOBIT
1065	help
1066	  Say yes if you want to support the I2C bus on Acorn platforms.
1067
1068	  If you don't know, say Y.
1069
1070config I2C_ELEKTOR
1071	tristate "Elektor ISA card"
1072	depends on ISA && HAS_IOPORT_MAP && BROKEN_ON_SMP
1073	select I2C_ALGOPCF
1074	help
1075	  This supports the PCF8584 ISA bus I2C adapter.  Say Y if you own
1076	  such an adapter.
1077
1078	  This support is also available as a module.  If so, the module
1079	  will be called i2c-elektor.
1080
1081config I2C_PCA_ISA
1082	tristate "PCA9564/PCA9665 on an ISA bus"
1083	depends on ISA
1084	select I2C_ALGOPCA
1085	default n
1086	help
1087	  This driver supports ISA boards using the Philips PCA9564/PCA9665
1088	  parallel bus to I2C bus controller.
1089
1090	  This driver can also be built as a module.  If so, the module
1091	  will be called i2c-pca-isa.
1092
1093	  This device is almost undetectable and using this driver on a
1094	  system which doesn't have this device will result in long
1095	  delays when I2C/SMBus chip drivers are loaded (e.g. at boot
1096	  time).  If unsure, say N.
1097
1098config I2C_SIBYTE
1099	tristate "SiByte SMBus interface"
1100	depends on SIBYTE_SB1xxx_SOC
1101	help
1102	  Supports the SiByte SOC on-chip I2C interfaces (2 channels).
1103
1104config I2C_CROS_EC_TUNNEL
1105	tristate "ChromeOS EC tunnel I2C bus"
1106	depends on MFD_CROS_EC
1107	help
1108	  If you say yes here you get an I2C bus that will tunnel i2c commands
1109	  through to the other side of the ChromeOS EC to the i2c bus
1110	  connected there. This will work whatever the interface used to
1111	  talk to the EC (SPI, I2C or LPC).
1112
1113config SCx200_ACB
1114	tristate "Geode ACCESS.bus support"
1115	depends on X86_32 && PCI
1116	help
1117	  Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
1118	  SC1100 processors and the CS5535 and CS5536 Geode companion devices.
1119
1120	  If you don't know what to do here, say N.
1121
1122	  This support is also available as a module.  If so, the module
1123	  will be called scx200_acb.
1124
1125config I2C_OPAL
1126	tristate "IBM OPAL I2C driver"
1127	depends on PPC_POWERNV
1128	default y
1129	help
1130	  This exposes the PowerNV platform i2c busses to the linux i2c layer,
1131	  the driver is based on the OPAL interfaces.
1132
1133	  This driver can also be built as a module. If so, the module will be
1134	  called as i2c-opal.
1135
1136endmenu
1137