i2c: New driver for the SuperH Mobile I2C bus controller
[deliverable/linux.git] / drivers / i2c / busses / Kconfig
1 #
2 # Sensor device configuration
3 #
4
5 menu "I2C Hardware Bus support"
6
7 config I2C_ALI1535
8 tristate "ALI 1535"
9 depends on PCI
10 help
11 If you say yes to this option, support will be included for the SMB
12 Host controller on Acer Labs Inc. (ALI) M1535 South Bridges. The SMB
13 controller is part of the 7101 device, which is an ACPI-compliant
14 Power Management Unit (PMU).
15
16 This driver can also be built as a module. If so, the module
17 will be called i2c-ali1535.
18
19 config I2C_ALI1563
20 tristate "ALI 1563"
21 depends on PCI && EXPERIMENTAL
22 help
23 If you say yes to this option, support will be included for the SMB
24 Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB
25 controller is part of the 7101 device, which is an ACPI-compliant
26 Power Management Unit (PMU).
27
28 This driver can also be built as a module. If so, the module
29 will be called i2c-ali1563.
30
31 config I2C_ALI15X3
32 tristate "ALI 15x3"
33 depends on PCI
34 help
35 If you say yes to this option, support will be included for the
36 Acer Labs Inc. (ALI) M1514 and M1543 motherboard I2C interfaces.
37
38 This driver can also be built as a module. If so, the module
39 will be called i2c-ali15x3.
40
41 config I2C_AMD756
42 tristate "AMD 756/766/768/8111 and nVidia nForce"
43 depends on PCI
44 help
45 If you say yes to this option, support will be included for the AMD
46 756/766/768 mainboard I2C interfaces. The driver also includes
47 support for the first (SMBus 1.0) I2C interface of the AMD 8111 and
48 the nVidia nForce I2C interface.
49
50 This driver can also be built as a module. If so, the module
51 will be called i2c-amd756.
52
53 config I2C_AMD756_S4882
54 tristate "SMBus multiplexing on the Tyan S4882"
55 depends on I2C_AMD756 && EXPERIMENTAL
56 help
57 Enabling this option will add specific SMBus support for the Tyan
58 S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed
59 over 8 different channels, where the various memory module EEPROMs
60 and temperature sensors live. Saying yes here will give you access
61 to these in addition to the trunk.
62
63 This driver can also be built as a module. If so, the module
64 will be called i2c-amd756-s4882.
65
66 config I2C_AMD8111
67 tristate "AMD 8111"
68 depends on PCI
69 help
70 If you say yes to this option, support will be included for the
71 second (SMBus 2.0) AMD 8111 mainboard I2C interface.
72
73 This driver can also be built as a module. If so, the module
74 will be called i2c-amd8111.
75
76 config I2C_AT91
77 tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
78 depends on ARCH_AT91 && EXPERIMENTAL && BROKEN
79 help
80 This supports the use of the I2C interface on Atmel AT91
81 processors.
82
83 This driver is BROKEN because the controller which it uses
84 will easily trigger RX overrun and TX underrun errors. Using
85 low I2C clock rates may partially work around those issues
86 on some systems. Another serious problem is that there is no
87 documented way to issue repeated START conditions, as needed
88 to support combined I2C messages. Use the i2c-gpio driver
89 unless your system can cope with those limitations.
90
91 config I2C_AU1550
92 tristate "Au1550/Au1200 SMBus interface"
93 depends on SOC_AU1550 || SOC_AU1200
94 help
95 If you say yes to this option, support will be included for the
96 Au1550 and Au1200 SMBus interface.
97
98 This driver can also be built as a module. If so, the module
99 will be called i2c-au1550.
100
101 config I2C_BLACKFIN_TWI
102 tristate "Blackfin TWI I2C support"
103 depends on BLACKFIN
104 help
105 This is the TWI I2C device driver for Blackfin BF522, BF525,
106 BF527, BF534, BF536, BF537 and BF54x. For other Blackfin processors,
107 please don't use this driver.
108
109 This driver can also be built as a module. If so, the module
110 will be called i2c-bfin-twi.
111
112 config I2C_BLACKFIN_TWI_CLK_KHZ
113 int "Blackfin TWI I2C clock (kHz)"
114 depends on I2C_BLACKFIN_TWI
115 range 10 400
116 default 50
117 help
118 The unit of the TWI clock is kHz.
119
120 config I2C_DAVINCI
121 tristate "DaVinci I2C driver"
122 depends on ARCH_DAVINCI
123 help
124 Support for TI DaVinci I2C controller driver.
125
126 This driver can also be built as a module. If so, the module
127 will be called i2c-davinci.
128
129 Please note that this driver might be needed to bring up other
130 devices such as DaVinci NIC.
131 For details please see http://www.ti.com/davinci
132
133 config I2C_ELEKTOR
134 tristate "Elektor ISA card"
135 depends on ISA && BROKEN_ON_SMP
136 select I2C_ALGOPCF
137 help
138 This supports the PCF8584 ISA bus I2C adapter. Say Y if you own
139 such an adapter.
140
141 This support is also available as a module. If so, the module
142 will be called i2c-elektor.
143
144 config I2C_GPIO
145 tristate "GPIO-based bitbanging I2C"
146 depends on GENERIC_GPIO
147 select I2C_ALGOBIT
148 help
149 This is a very simple bitbanging I2C driver utilizing the
150 arch-neutral GPIO API to control the SCL and SDA lines.
151
152 config I2C_HYDRA
153 tristate "CHRP Apple Hydra Mac I/O I2C interface"
154 depends on PCI && PPC_CHRP && EXPERIMENTAL
155 select I2C_ALGOBIT
156 help
157 This supports the use of the I2C interface in the Apple Hydra Mac
158 I/O chip on some CHRP machines (e.g. the LongTrail). Say Y if you
159 have such a machine.
160
161 This support is also available as a module. If so, the module
162 will be called i2c-hydra.
163
164 config I2C_I801
165 tristate "Intel 82801 (ICH)"
166 depends on PCI
167 help
168 If you say yes to this option, support will be included for the Intel
169 801 family of mainboard I2C interfaces. Specifically, the following
170 versions of the chipset are supported:
171 82801AA
172 82801AB
173 82801BA
174 82801CA/CAM
175 82801DB
176 82801EB/ER (ICH5/ICH5R)
177 6300ESB
178 ICH6
179 ICH7
180 ESB2
181 ICH8
182 ICH9
183 Tolapai
184 ICH10
185
186 This driver can also be built as a module. If so, the module
187 will be called i2c-i801.
188
189 config I2C_I810
190 tristate "Intel 810/815 (DEPRECATED)"
191 default n
192 depends on PCI
193 select I2C_ALGOBIT
194 help
195 If you say yes to this option, support will be included for the Intel
196 810/815 family of mainboard I2C interfaces. Specifically, the
197 following versions of the chipset are supported:
198 i810AA
199 i810AB
200 i810E
201 i815
202 i845G
203
204 This driver is deprecated in favor of the i810fb and intelfb drivers.
205
206 This driver can also be built as a module. If so, the module
207 will be called i2c-i810.
208
209 config I2C_PXA
210 tristate "Intel PXA2XX I2C adapter (EXPERIMENTAL)"
211 depends on EXPERIMENTAL && ARCH_PXA
212 help
213 If you have devices in the PXA I2C bus, say yes to this option.
214 This driver can also be built as a module. If so, the module
215 will be called i2c-pxa.
216
217 config I2C_PXA_SLAVE
218 bool "Intel PXA2XX I2C Slave comms support"
219 depends on I2C_PXA
220 help
221 Support I2C slave mode communications on the PXA I2C bus. This
222 is necessary for systems where the PXA may be a target on the
223 I2C bus.
224
225 config I2C_PIIX4
226 tristate "Intel PIIX4 and compatible (ATI/Serverworks/Broadcom/SMSC)"
227 depends on PCI
228 help
229 If you say yes to this option, support will be included for the Intel
230 PIIX4 family of mainboard I2C interfaces. Specifically, the following
231 versions of the chipset are supported (note that Serverworks is part
232 of Broadcom):
233 Intel PIIX4
234 Intel 440MX
235 ATI IXP200
236 ATI IXP300
237 ATI IXP400
238 ATI SB600
239 ATI SB700
240 ATI SB800
241 Serverworks OSB4
242 Serverworks CSB5
243 Serverworks CSB6
244 Serverworks HT-1000
245 SMSC Victory66
246
247 This driver can also be built as a module. If so, the module
248 will be called i2c-piix4.
249
250 config I2C_IBM_IIC
251 tristate "IBM PPC 4xx on-chip I2C interface"
252 depends on 4xx
253 help
254 Say Y here if you want to use IIC peripheral found on
255 embedded IBM PPC 4xx based systems.
256
257 This driver can also be built as a module. If so, the module
258 will be called i2c-ibm_iic.
259
260 config I2C_IOP3XX
261 tristate "Intel IOPx3xx and IXP4xx on-chip I2C interface"
262 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || ARCH_IOP13XX
263 help
264 Say Y here if you want to use the IIC bus controller on
265 the Intel IOPx3xx I/O Processors or IXP4xx Network Processors.
266
267 This driver can also be built as a module. If so, the module
268 will be called i2c-iop3xx.
269
270 config I2C_IXP2000
271 tristate "IXP2000 GPIO-Based I2C Interface (DEPRECATED)"
272 depends on ARCH_IXP2000
273 select I2C_ALGOBIT
274 help
275 Say Y here if you have an Intel IXP2000 (2400, 2800, 2850) based
276 system and are using GPIO lines for an I2C bus.
277
278 This support is also available as a module. If so, the module
279 will be called i2c-ixp2000.
280
281 This driver is deprecated and will be dropped soon. Use i2c-gpio
282 instead.
283
284 config I2C_POWERMAC
285 tristate "Powermac I2C interface"
286 depends on PPC_PMAC
287 default y
288 help
289 This exposes the various PowerMac i2c interfaces to the linux i2c
290 layer and to userland. It is used by various drivers on the PowerMac
291 platform, and should generally be enabled.
292
293 This support is also available as a module. If so, the module
294 will be called i2c-powermac.
295
296 config I2C_MPC
297 tristate "MPC107/824x/85xx/52xx/86xx"
298 depends on PPC32
299 help
300 If you say yes to this option, support will be included for the
301 built-in I2C interface on the MPC107/Tsi107/MPC8240/MPC8245 and
302 MPC85xx/MPC8641 family processors. The driver may also work on 52xx
303 family processors, though interrupts are known not to work.
304
305 This driver can also be built as a module. If so, the module
306 will be called i2c-mpc.
307
308 config I2C_NFORCE2
309 tristate "Nvidia nForce2, nForce3 and nForce4"
310 depends on PCI
311 help
312 If you say yes to this option, support will be included for the Nvidia
313 nForce2, nForce3 and nForce4 families of mainboard I2C interfaces.
314
315 This driver can also be built as a module. If so, the module
316 will be called i2c-nforce2.
317
318 config I2C_OCORES
319 tristate "OpenCores I2C Controller"
320 depends on EXPERIMENTAL
321 help
322 If you say yes to this option, support will be included for the
323 OpenCores I2C controller. For details see
324 http://www.opencores.org/projects.cgi/web/i2c/overview
325
326 This driver can also be built as a module. If so, the module
327 will be called i2c-ocores.
328
329 config I2C_OMAP
330 tristate "OMAP I2C adapter"
331 depends on ARCH_OMAP
332 default y if MACH_OMAP_H3 || MACH_OMAP_OSK
333 help
334 If you say yes to this option, support will be included for the
335 I2C interface on the Texas Instruments OMAP1/2 family of processors.
336 Like OMAP1510/1610/1710/5912 and OMAP242x.
337 For details see http://www.ti.com/omap.
338
339 config I2C_PARPORT
340 tristate "Parallel port adapter"
341 depends on PARPORT
342 select I2C_ALGOBIT
343 help
344 This supports parallel port I2C adapters such as the ones made by
345 Philips or Velleman, Analog Devices evaluation boards, and more.
346 Basically any adapter using the parallel port as an I2C bus with
347 no extra chipset is supported by this driver, or could be.
348
349 This driver is a replacement for (and was inspired by) an older
350 driver named i2c-philips-par. The new driver supports more devices,
351 and makes it easier to add support for new devices.
352
353 An adapter type parameter is now mandatory. Please read the file
354 Documentation/i2c/busses/i2c-parport for details.
355
356 Another driver exists, named i2c-parport-light, which doesn't depend
357 on the parport driver. This is meant for embedded systems. Don't say
358 Y here if you intend to say Y or M there.
359
360 This support is also available as a module. If so, the module
361 will be called i2c-parport.
362
363 config I2C_PARPORT_LIGHT
364 tristate "Parallel port adapter (light)"
365 select I2C_ALGOBIT
366 help
367 This supports parallel port I2C adapters such as the ones made by
368 Philips or Velleman, Analog Devices evaluation boards, and more.
369 Basically any adapter using the parallel port as an I2C bus with
370 no extra chipset is supported by this driver, or could be.
371
372 This driver is a light version of i2c-parport. It doesn't depend
373 on the parport driver, and uses direct I/O access instead. This
374 might be preferred on embedded systems where wasting memory for
375 the clean but heavy parport handling is not an option. The
376 drawback is a reduced portability and the impossibility to
377 daisy-chain other parallel port devices.
378
379 Don't say Y here if you said Y or M to i2c-parport. Saying M to
380 both is possible but both modules should not be loaded at the same
381 time.
382
383 This support is also available as a module. If so, the module
384 will be called i2c-parport-light.
385
386 config I2C_PASEMI
387 tristate "PA Semi SMBus interface"
388 depends on PPC_PASEMI && PCI
389 help
390 Supports the PA Semi PWRficient on-chip SMBus interfaces.
391
392 config I2C_PROSAVAGE
393 tristate "S3/VIA (Pro)Savage (DEPRECATED)"
394 default n
395 depends on PCI
396 select I2C_ALGOBIT
397 help
398 If you say yes to this option, support will be included for the
399 I2C bus and DDC bus of the S3VIA embedded Savage4 and ProSavage8
400 graphics processors.
401 chipsets supported:
402 S3/VIA KM266/VT8375 aka ProSavage8
403 S3/VIA KM133/VT8365 aka Savage4
404
405 This driver is deprecated in favor of the savagefb driver.
406
407 This support is also available as a module. If so, the module
408 will be called i2c-prosavage.
409
410 config I2C_S3C2410
411 tristate "S3C2410 I2C Driver"
412 depends on ARCH_S3C2410
413 help
414 Say Y here to include support for I2C controller in the
415 Samsung S3C2410 based System-on-Chip devices.
416
417 config I2C_SAVAGE4
418 tristate "S3 Savage 4 (DEPRECATED)"
419 default n
420 depends on PCI
421 select I2C_ALGOBIT
422 help
423 If you say yes to this option, support will be included for the
424 S3 Savage 4 I2C interface.
425
426 This driver is deprecated in favor of the savagefb driver.
427
428 This driver can also be built as a module. If so, the module
429 will be called i2c-savage4.
430
431 config I2C_SIBYTE
432 tristate "SiByte SMBus interface"
433 depends on SIBYTE_SB1xxx_SOC
434 help
435 Supports the SiByte SOC on-chip I2C interfaces (2 channels).
436
437 config I2C_SIMTEC
438 tristate "Simtec Generic I2C interface"
439 select I2C_ALGOBIT
440 help
441 If you say yes to this option, support will be included for
442 the Simtec Generic I2C interface. This driver is for the
443 simple I2C bus used on newer Simtec products for general
444 I2C, such as DDC on the Simtec BBD2016A.
445
446 This driver can also be built as a module. If so, the module
447 will be called i2c-simtec.
448
449 config SCx200_I2C
450 tristate "NatSemi SCx200 I2C using GPIO pins (DEPRECATED)"
451 depends on SCx200_GPIO
452 select I2C_ALGOBIT
453 help
454 Enable the use of two GPIO pins of a SCx200 processor as an I2C bus.
455
456 If you don't know what to do here, say N.
457
458 This support is also available as a module. If so, the module
459 will be called scx200_i2c.
460
461 This driver is deprecated and will be dropped soon. Use i2c-gpio
462 (or scx200_acb) instead.
463
464 config SCx200_I2C_SCL
465 int "GPIO pin used for SCL"
466 depends on SCx200_I2C
467 default "12"
468 help
469 Enter the GPIO pin number used for the SCL signal. This value can
470 also be specified with a module parameter.
471
472 config SCx200_I2C_SDA
473 int "GPIO pin used for SDA"
474 depends on SCx200_I2C
475 default "13"
476 help
477 Enter the GPIO pin number used for the SSA signal. This value can
478 also be specified with a module parameter.
479
480 config SCx200_ACB
481 tristate "Geode ACCESS.bus support"
482 depends on X86_32 && PCI
483 help
484 Enable the use of the ACCESS.bus controllers on the Geode SCx200 and
485 SC1100 processors and the CS5535 and CS5536 Geode companion devices.
486
487 If you don't know what to do here, say N.
488
489 This support is also available as a module. If so, the module
490 will be called scx200_acb.
491
492 config I2C_SIS5595
493 tristate "SiS 5595"
494 depends on PCI
495 help
496 If you say yes to this option, support will be included for the
497 SiS5595 SMBus (a subset of I2C) interface.
498
499 This driver can also be built as a module. If so, the module
500 will be called i2c-sis5595.
501
502 config I2C_SIS630
503 tristate "SiS 630/730"
504 depends on PCI
505 help
506 If you say yes to this option, support will be included for the
507 SiS630 and SiS730 SMBus (a subset of I2C) interface.
508
509 This driver can also be built as a module. If so, the module
510 will be called i2c-sis630.
511
512 config I2C_SIS96X
513 tristate "SiS 96x"
514 depends on PCI
515 help
516 If you say yes to this option, support will be included for the SiS
517 96x SMBus (a subset of I2C) interfaces. Specifically, the following
518 chipsets are supported:
519 645/961
520 645DX/961
521 645DX/962
522 648/961
523 650/961
524 735
525 745
526
527 This driver can also be built as a module. If so, the module
528 will be called i2c-sis96x.
529
530 config I2C_TAOS_EVM
531 tristate "TAOS evaluation module"
532 depends on EXPERIMENTAL
533 select SERIO
534 select SERIO_SERPORT
535 default n
536 help
537 This supports TAOS evaluation modules on serial port. In order to
538 use this driver, you will need the inputattach tool, which is part
539 of the input-utils package.
540
541 If unsure, say N.
542
543 This support is also available as a module. If so, the module
544 will be called i2c-taos-evm.
545
546 config I2C_STUB
547 tristate "I2C/SMBus Test Stub"
548 depends on EXPERIMENTAL && m
549 default 'n'
550 help
551 This module may be useful to developers of SMBus client drivers,
552 especially for certain kinds of sensor chips.
553
554 If you do build this module, be sure to read the notes and warnings
555 in <file:Documentation/i2c/i2c-stub>.
556
557 If you don't know what to do here, definitely say N.
558
559 config I2C_TINY_USB
560 tristate "I2C-Tiny-USB"
561 depends on USB
562 help
563 If you say yes to this option, support will be included for the
564 i2c-tiny-usb, a simple do-it-yourself USB to I2C interface. See
565 http://www.harbaum.org/till/i2c_tiny_usb for hardware details.
566
567 This driver can also be built as a module. If so, the module
568 will be called i2c-tiny-usb.
569
570 config I2C_VERSATILE
571 tristate "ARM Versatile/Realview I2C bus support"
572 depends on ARCH_VERSATILE || ARCH_REALVIEW
573 select I2C_ALGOBIT
574 help
575 Say yes if you want to support the I2C serial bus on ARMs Versatile
576 range of platforms.
577
578 This driver can also be built as a module. If so, the module
579 will be called i2c-versatile.
580
581 config I2C_ACORN
582 tristate "Acorn IOC/IOMD I2C bus support"
583 depends on ARCH_ACORN
584 default y
585 select I2C_ALGOBIT
586 help
587 Say yes if you want to support the I2C bus on Acorn platforms.
588
589 If you don't know, say Y.
590
591 config I2C_VIA
592 tristate "VIA 82C586B"
593 depends on PCI && EXPERIMENTAL
594 select I2C_ALGOBIT
595 help
596 If you say yes to this option, support will be included for the VIA
597 82C586B I2C interface
598
599 This driver can also be built as a module. If so, the module
600 will be called i2c-via.
601
602 config I2C_VIAPRO
603 tristate "VIA VT82C596/82C686/82xx and CX700"
604 depends on PCI
605 help
606 If you say yes to this option, support will be included for the VIA
607 VT82C596 and later SMBus interface. Specifically, the following
608 chipsets are supported:
609 VT82C596A/B
610 VT82C686A/B
611 VT8231
612 VT8233/A
613 VT8235
614 VT8237R/A/S
615 VT8251
616 CX700
617
618 This driver can also be built as a module. If so, the module
619 will be called i2c-viapro.
620
621 config I2C_VOODOO3
622 tristate "Voodoo 3"
623 depends on PCI
624 select I2C_ALGOBIT
625 help
626 If you say yes to this option, support will be included for the
627 Voodoo 3 I2C interface.
628
629 This driver can also be built as a module. If so, the module
630 will be called i2c-voodoo3.
631
632 config I2C_PCA_ISA
633 tristate "PCA9564 on an ISA bus"
634 depends on ISA
635 select I2C_ALGOPCA
636 default n
637 help
638 This driver supports ISA boards using the Philips PCA9564
639 parallel bus to I2C bus controller.
640
641 This driver can also be built as a module. If so, the module
642 will be called i2c-pca-isa.
643
644 This device is almost undetectable and using this driver on a
645 system which doesn't have this device will result in long
646 delays when I2C/SMBus chip drivers are loaded (e.g. at boot
647 time). If unsure, say N.
648
649 config I2C_PCA_PLATFORM
650 tristate "PCA9564 as platform device"
651 select I2C_ALGOPCA
652 default n
653 help
654 This driver supports a memory mapped Philips PCA9564
655 parallel bus to I2C bus controller.
656
657 This driver can also be built as a module. If so, the module
658 will be called i2c-pca-platform.
659
660 config I2C_MV64XXX
661 tristate "Marvell mv64xxx I2C Controller"
662 depends on (MV64X60 || PLAT_ORION) && EXPERIMENTAL
663 help
664 If you say yes to this option, support will be included for the
665 built-in I2C interface on the Marvell 64xxx line of host bridges.
666
667 This driver can also be built as a module. If so, the module
668 will be called i2c-mv64xxx.
669
670 config I2C_PNX
671 tristate "I2C bus support for Philips PNX targets"
672 depends on ARCH_PNX4008
673 help
674 This driver supports the Philips IP3204 I2C IP block master and/or
675 slave controller
676
677 This driver can also be built as a module. If so, the module
678 will be called i2c-pnx.
679
680 config I2C_PMCMSP
681 tristate "PMC MSP I2C TWI Controller"
682 depends on PMC_MSP
683 help
684 This driver supports the PMC TWI controller on MSP devices.
685
686 This driver can also be built as module. If so, the module
687 will be called i2c-pmcmsp.
688
689 config I2C_SH7760
690 tristate "Renesas SH7760 I2C Controller"
691 depends on CPU_SUBTYPE_SH7760
692 help
693 This driver supports the 2 I2C interfaces on the Renesas SH7760.
694
695 This driver can also be built as a module. If so, the module
696 will be called i2c-sh7760.
697
698 config I2C_SH_MOBILE
699 tristate "SuperH Mobile I2C Controller"
700 depends on SUPERH
701 help
702 If you say yes to this option, support will be included for the
703 built-in I2C interface on the Renesas SH-Mobile processor.
704
705 This driver can also be built as a module. If so, the module
706 will be called i2c-sh_mobile.
707
708 endmenu
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