Version:  2.0.40 2.2.26 2.4.37 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0

Linux/drivers/mfd/Kconfig

  1 #
  2 # Multifunction miscellaneous devices
  3 #
  4 
  5 if HAS_IOMEM
  6 menu "Multifunction device drivers"
  7 
  8 config MFD_CORE
  9         tristate
 10         select IRQ_DOMAIN
 11         default n
 12 
 13 config MFD_CS5535
 14         tristate "AMD CS5535 and CS5536 southbridge core functions"
 15         select MFD_CORE
 16         depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
 17         ---help---
 18           This is the core driver for CS5535/CS5536 MFD functions.  This is
 19           necessary for using the board's GPIO and MFGPT functionality.
 20 
 21 config MFD_AS3711
 22         bool "AMS AS3711"
 23         select MFD_CORE
 24         select REGMAP_I2C
 25         select REGMAP_IRQ
 26         depends on I2C=y
 27         help
 28           Support for the AS3711 PMIC from AMS
 29 
 30 config MFD_AS3722
 31         bool "ams AS3722 Power Management IC"
 32         select MFD_CORE
 33         select REGMAP_I2C
 34         select REGMAP_IRQ
 35         depends on I2C=y && OF
 36         help
 37           The ams AS3722 is a compact system PMU suitable for mobile phones,
 38           tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
 39           controllers, 11 LDOs, RTC, automatic battery, temperature and
 40           over current monitoring, GPIOs, ADC and a watchdog.
 41 
 42 config PMIC_ADP5520
 43         bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
 44         depends on I2C=y
 45         help
 46           Say yes here to add support for Analog Devices AD5520 and ADP5501,
 47           Multifunction Power Management IC. This includes
 48           the I2C driver and the core APIs _only_, you have to select
 49           individual components like LCD backlight, LEDs, GPIOs and Kepad
 50           under the corresponding menus.
 51 
 52 config MFD_AAT2870_CORE
 53         bool "AnalogicTech AAT2870"
 54         select MFD_CORE
 55         depends on I2C=y && GPIOLIB
 56         help
 57           If you say yes here you get support for the AAT2870.
 58           This driver provides common support for accessing the device,
 59           additional drivers must be enabled in order to use the
 60           functionality of the device.
 61 
 62 config MFD_ATMEL_HLCDC
 63         tristate "Atmel HLCDC (High-end LCD Controller)"
 64         select MFD_CORE
 65         select REGMAP_MMIO
 66         depends on OF
 67         help
 68           If you say yes here you get support for the HLCDC block.
 69           This driver provides common support for accessing the device,
 70           additional drivers must be enabled in order to use the
 71           functionality of the device.
 72 
 73 config MFD_BCM590XX
 74         tristate "Broadcom BCM590xx PMUs"
 75         select MFD_CORE
 76         select REGMAP_I2C
 77         depends on I2C
 78         help
 79           Support for the BCM590xx PMUs from Broadcom
 80 
 81 config MFD_AXP20X
 82         bool "X-Powers AXP20X"
 83         select MFD_CORE
 84         select REGMAP_I2C
 85         select REGMAP_IRQ
 86         depends on I2C=y
 87         help
 88           If you say Y here you get support for the X-Powers AXP202, AXP209 and
 89           AXP288 power management IC (PMIC).
 90           This driver include only the core APIs. You have to select individual
 91           components like regulators or the PEK (Power Enable Key) under the
 92           corresponding menus.
 93 
 94 config MFD_CROS_EC
 95         tristate "ChromeOS Embedded Controller"
 96         select MFD_CORE
 97         help
 98           If you say Y here you get support for the ChromeOS Embedded
 99           Controller (EC) providing keyboard, battery and power services.
100           You also need to enable the driver for the bus you are using. The
101           protocol for talking to the EC is defined by the bus driver.
102 
103 config MFD_CROS_EC_I2C
104         tristate "ChromeOS Embedded Controller (I2C)"
105         depends on MFD_CROS_EC && I2C
106 
107         help
108           If you say Y here, you get support for talking to the ChromeOS
109           EC through an I2C bus. This uses a simple byte-level protocol with
110           a checksum. Failing accesses will be retried three times to
111           improve reliability.
112 
113 config MFD_CROS_EC_SPI
114         tristate "ChromeOS Embedded Controller (SPI)"
115         depends on MFD_CROS_EC && SPI && OF
116 
117         ---help---
118           If you say Y here, you get support for talking to the ChromeOS EC
119           through a SPI bus, using a byte-level protocol. Since the EC's
120           response time cannot be guaranteed, we support ignoring
121           'pre-amble' bytes before the response actually starts.
122 
123 config MFD_ASIC3
124         bool "Compaq ASIC3"
125         depends on GPIOLIB && ARM
126         select MFD_CORE
127          ---help---
128           This driver supports the ASIC3 multifunction chip found on many
129           PDAs (mainly iPAQ and HTC based ones)
130 
131 config PMIC_DA903X
132         bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
133         depends on I2C=y
134         help
135           Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
136           ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
137           usually found on PXA processors-based platforms. This includes
138           the I2C driver and the core APIs _only_, you have to select
139           individual components like LCD backlight, voltage regulators,
140           LEDs and battery-charger under the corresponding menus.
141 
142 config PMIC_DA9052
143         bool
144         select MFD_CORE
145 
146 config MFD_DA9052_SPI
147         bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
148         select REGMAP_SPI
149         select REGMAP_IRQ
150         select PMIC_DA9052
151         depends on SPI_MASTER=y
152         help
153           Support for the Dialog Semiconductor DA9052 PMIC
154           when controlled using SPI. This driver provides common support
155           for accessing the device, additional drivers must be enabled in
156           order to use the functionality of the device.
157 
158 config MFD_DA9052_I2C
159         bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
160         select REGMAP_I2C
161         select REGMAP_IRQ
162         select PMIC_DA9052
163         depends on I2C=y
164         help
165           Support for the Dialog Semiconductor DA9052 PMIC
166           when controlled using I2C. This driver provides common support
167           for accessing the device, additional drivers must be enabled in
168           order to use the functionality of the device.
169 
170 config MFD_DA9055
171         bool "Dialog Semiconductor DA9055 PMIC Support"
172         select REGMAP_I2C
173         select REGMAP_IRQ
174         select MFD_CORE
175         depends on I2C=y
176         help
177           Say yes here for support of Dialog Semiconductor DA9055. This is
178           a Power Management IC. This driver provides common support for
179           accessing the device as well as the I2C interface to the chip itself.
180           Additional drivers must be enabled in order to use the functionality
181           of the device.
182 
183           This driver can be built as a module. If built as a module it will be
184           called "da9055"
185 
186 config MFD_DA9063
187         bool "Dialog Semiconductor DA9063 PMIC Support"
188         select MFD_CORE
189         select REGMAP_I2C
190         select REGMAP_IRQ
191         depends on I2C=y
192         help
193           Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
194           This includes the I2C driver and core APIs.
195           Additional drivers must be enabled in order to use the functionality
196           of the device.
197 
198 config MFD_DA9150
199         tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
200         depends on I2C=y
201         select MFD_CORE
202         select REGMAP_I2C
203         select REGMAP_IRQ
204         help
205           This adds support for the DA9150 integrated charger and fuel-gauge
206           chip. This driver provides common support for accessing the device.
207           Additional drivers must be enabled in order to use the specific
208           features of the device.
209 
210 config MFD_DLN2
211         tristate "Diolan DLN2 support"
212         select MFD_CORE
213         depends on USB
214         help
215           This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
216           DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
217           etc. must be enabled in order to use the functionality of
218           the device.
219 
220 config MFD_MC13XXX
221         tristate
222         depends on (SPI_MASTER || I2C)
223         select MFD_CORE
224         select REGMAP_IRQ
225         help
226           Enable support for the Freescale MC13783 and MC13892 PMICs.
227           This driver provides common support for accessing the device,
228           additional drivers must be enabled in order to use the
229           functionality of the device.
230 
231 config MFD_MC13XXX_SPI
232         tristate "Freescale MC13783 and MC13892 SPI interface"
233         depends on SPI_MASTER
234         select REGMAP_SPI
235         select MFD_MC13XXX
236         help
237           Select this if your MC13xxx is connected via an SPI bus.
238 
239 config MFD_MC13XXX_I2C
240         tristate "Freescale MC13892 I2C interface"
241         depends on I2C
242         select REGMAP_I2C
243         select MFD_MC13XXX
244         help
245           Select this if your MC13xxx is connected via an I2C bus.
246 
247 config MFD_HI6421_PMIC
248         tristate "HiSilicon Hi6421 PMU/Codec IC"
249         depends on OF
250         select MFD_CORE
251         select REGMAP_MMIO
252         help
253           Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
254           functions, such as regulators, RTC, codec, Coulomb counter, etc.
255           This driver includes core APIs _only_. You have to select
256           individul components like voltage regulators under corresponding
257           menus in order to enable them.
258           We communicate with the Hi6421 via memory-mapped I/O.
259 
260 config HTC_EGPIO
261         bool "HTC EGPIO support"
262         depends on GPIOLIB && ARM
263         help
264             This driver supports the CPLD egpio chip present on
265             several HTC phones.  It provides basic support for input
266             pins, output pins, and irqs.
267 
268 config HTC_PASIC3
269         tristate "HTC PASIC3 LED/DS1WM chip support"
270         select MFD_CORE
271         help
272           This core driver provides register access for the LED/DS1WM
273           chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
274           HTC Magician devices, respectively. Actual functionality is
275           handled by the leds-pasic3 and ds1wm drivers.
276 
277 config HTC_I2CPLD
278         bool "HTC I2C PLD chip support"
279         depends on I2C=y && GPIOLIB
280         help
281           If you say yes here you get support for the supposed CPLD
282           found on omap850 HTC devices like the HTC Wizard and HTC Herald.
283           This device provides input and output GPIOs through an I2C
284           interface to one or more sub-chips.
285 
286 config LPC_ICH
287         tristate "Intel ICH LPC"
288         depends on PCI
289         select MFD_CORE
290         help
291           The LPC bridge function of the Intel ICH provides support for
292           many functional units. This driver provides needed support for
293           other drivers to control these functions, currently GPIO and
294           watchdog.
295 
296 config LPC_SCH
297         tristate "Intel SCH LPC"
298         depends on PCI
299         select MFD_CORE
300         help
301           LPC bridge function of the Intel SCH provides support for
302           System Management Bus and General Purpose I/O.
303 
304 config INTEL_SOC_PMIC
305         bool "Support for Intel Atom SoC PMIC"
306         depends on I2C=y
307         select MFD_CORE
308         select REGMAP_I2C
309         select REGMAP_IRQ
310         help
311           Select this option to enable support for the PMIC device
312           on some Intel SoC systems. The PMIC provides ADC, GPIO,
313           thermal, charger and related power management functions
314           on these systems.
315 
316 config MFD_INTEL_MSIC
317         bool "Intel MSIC"
318         depends on INTEL_SCU_IPC
319         select MFD_CORE
320         help
321           Select this option to enable access to Intel MSIC (Avatele
322           Passage) chip. This chip embeds audio, battery, GPIO, etc.
323           devices used in Intel Medfield platforms.
324 
325 config MFD_IPAQ_MICRO
326         bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
327         depends on SA1100_H3100 || SA1100_H3600
328         select MFD_CORE
329         help
330           Select this to get support for the Microcontroller found in
331           the Compaq iPAQ handheld computers. This is an Atmel
332           AT90LS8535 microcontroller flashed with a special iPAQ
333           firmware using the custom protocol implemented in this driver.
334 
335 config MFD_JANZ_CMODIO
336         tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
337         select MFD_CORE
338         depends on PCI
339         help
340           This is the core driver for the Janz CMOD-IO PCI MODULbus
341           carrier board. This device is a PCI to MODULbus bridge which may
342           host many different types of MODULbus daughterboards, including
343           CAN and GPIO controllers.
344 
345 config MFD_JZ4740_ADC
346         bool "Janz JZ4740 ADC core"
347         select MFD_CORE
348         select GENERIC_IRQ_CHIP
349         depends on MACH_JZ4740
350         help
351           Say yes here if you want support for the ADC unit in the JZ4740 SoC.
352           This driver is necessary for jz4740-battery and jz4740-hwmon driver.
353 
354 config MFD_KEMPLD
355         tristate "Kontron module PLD device"
356         select MFD_CORE
357         help
358           This is the core driver for the PLD (Programmable Logic Device) found
359           on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
360           device may provide functions like watchdog, GPIO, UART and I2C bus.
361 
362           The following modules are supported:
363                 * COMe-bHL6
364                 * COMe-bIP#
365                 * COMe-bPC2 (ETXexpress-PC)
366                 * COMe-bSC# (ETXexpress-SC T#)
367                 * COMe-cBT6
368                 * COMe-cCT6
369                 * COMe-cDC2 (microETXexpress-DC)
370                 * COMe-cHL6
371                 * COMe-cPC2 (microETXexpress-PC)
372                 * COMe-mBT10
373                 * COMe-mCT10
374                 * COMe-mTT10 (nanoETXexpress-TT)
375                 * ETX-OH
376 
377           This driver can also be built as a module. If so, the module
378           will be called kempld-core.
379 
380 config MFD_88PM800
381         tristate "Marvell 88PM800"
382         depends on I2C=y
383         select REGMAP_I2C
384         select REGMAP_IRQ
385         select MFD_CORE
386         help
387           This supports for Marvell 88PM800 Power Management IC.
388           This includes the I2C driver and the core APIs _only_, you have to
389           select individual components like voltage regulators, RTC and
390           battery-charger under the corresponding menus.
391 
392 config MFD_88PM805
393         tristate "Marvell 88PM805"
394         depends on I2C=y
395         select REGMAP_I2C
396         select REGMAP_IRQ
397         select MFD_CORE
398         help
399           This supports for Marvell 88PM805 Power Management IC. This includes
400           the I2C driver and the core APIs _only_, you have to select individual
401           components like codec device, headset/Mic device under the
402           corresponding menus.
403 
404 config MFD_88PM860X
405         bool "Marvell 88PM8606/88PM8607"
406         depends on I2C=y
407         select REGMAP_I2C
408         select MFD_CORE
409         help
410           This supports for Marvell 88PM8606/88PM8607 Power Management IC.
411           This includes the I2C driver and the core APIs _only_, you have to
412           select individual components like voltage regulators, RTC and
413           battery-charger under the corresponding menus.
414 
415 config MFD_MAX14577
416         bool "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
417         depends on I2C=y
418         select MFD_CORE
419         select REGMAP_I2C
420         select REGMAP_IRQ
421         select IRQ_DOMAIN
422         help
423           Say yes here to add support for Maxim Semiconductor MAX14577 and
424           MAX77836 Micro-USB ICs with battery charger.
425           This driver provides common support for accessing the device;
426           additional drivers must be enabled in order to use the functionality
427           of the device.
428 
429 config MFD_MAX77686
430         bool "Maxim Semiconductor MAX77686/802 PMIC Support"
431         depends on I2C=y
432         depends on OF
433         select MFD_CORE
434         select REGMAP_I2C
435         select REGMAP_IRQ
436         select IRQ_DOMAIN
437         help
438           Say yes here to add support for Maxim Semiconductor MAX77686 and
439           MAX77802 which are Power Management IC with an RTC on chip.
440           This driver provides common support for accessing the device;
441           additional drivers must be enabled in order to use the functionality
442           of the device.
443 
444 config MFD_MAX77693
445         bool "Maxim Semiconductor MAX77693 PMIC Support"
446         depends on I2C=y
447         select MFD_CORE
448         select REGMAP_I2C
449         select REGMAP_IRQ
450         help
451           Say yes here to add support for Maxim Semiconductor MAX77693.
452           This is a companion Power Management IC with Flash, Haptic, Charger,
453           and MUIC(Micro USB Interface Controller) controls on chip.
454           This driver provides common support for accessing the device;
455           additional drivers must be enabled in order to use the functionality
456           of the device.
457 
458 config MFD_MAX8907
459         tristate "Maxim Semiconductor MAX8907 PMIC Support"
460         select MFD_CORE
461         depends on I2C=y
462         select REGMAP_I2C
463         select REGMAP_IRQ
464         help
465           Say yes here to add support for Maxim Semiconductor MAX8907. This is
466           a Power Management IC. This driver provides common support for
467           accessing the device; additional drivers must be enabled in order
468           to use the functionality of the device.
469 
470 config MFD_MAX8925
471         bool "Maxim Semiconductor MAX8925 PMIC Support"
472         depends on I2C=y
473         select MFD_CORE
474         help
475           Say yes here to add support for Maxim Semiconductor MAX8925. This is
476           a Power Management IC. This driver provides common support for
477           accessing the device, additional drivers must be enabled in order
478           to use the functionality of the device.
479 
480 config MFD_MAX8997
481         bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
482         depends on I2C=y
483         select MFD_CORE
484         select IRQ_DOMAIN
485         help
486           Say yes here to add support for Maxim Semiconductor MAX8997/8966.
487           This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
488           MUIC controls on chip.
489           This driver provides common support for accessing the device;
490           additional drivers must be enabled in order to use the functionality
491           of the device.
492 
493 config MFD_MAX8998
494         bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
495         depends on I2C=y
496         select MFD_CORE
497         select IRQ_DOMAIN
498         help
499           Say yes here to add support for Maxim Semiconductor MAX8998 and
500           National Semiconductor LP3974. This is a Power Management IC.
501           This driver provides common support for accessing the device,
502           additional drivers must be enabled in order to use the functionality
503           of the device.
504 
505 config MFD_MENF21BMC
506         tristate "MEN 14F021P00 Board Management Controller Support"
507         depends on I2C
508         select MFD_CORE
509         help
510           Say yes here to add support for the MEN 14F021P00 BMC
511           which is a Board Management Controller connected to the I2C bus.
512           The device supports multiple sub-devices like LED, HWMON and WDT.
513           This driver provides common support for accessing the devices;
514           additional drivers must be enabled in order to use the
515           functionality of the BMC device.
516 
517           This driver can also be built as a module. If so the module
518           will be called menf21bmc.
519 
520 config EZX_PCAP
521         bool "Motorola EZXPCAP Support"
522         depends on SPI_MASTER
523         help
524           This enables the PCAP ASIC present on EZX Phones. This is
525           needed for MMC, TouchScreen, Sound, USB, etc..
526 
527 config MFD_VIPERBOARD
528         tristate "Nano River Technologies Viperboard"
529         select MFD_CORE
530         depends on USB
531         default n
532         help
533           Say yes here if you want support for Nano River Technologies
534           Viperboard.
535           There are mfd cell drivers available for i2c master, adc and
536           both gpios found on the board. The spi part does not yet
537           have a driver.
538           You need to select the mfd cell drivers separately.
539           The drivers do not support all features the board exposes.
540 
541 config MFD_RETU
542         tristate "Nokia Retu and Tahvo multi-function device"
543         select MFD_CORE
544         depends on I2C
545         select REGMAP_IRQ
546         help
547           Retu and Tahvo are a multi-function devices found on Nokia
548           Internet Tablets (770, N800 and N810).
549 
550 config MFD_PCF50633
551         tristate "NXP PCF50633"
552         depends on I2C
553         select REGMAP_I2C
554         help
555           Say yes here if you have NXP PCF50633 chip on your board.
556           This core driver provides register access and IRQ handling
557           facilities, and registers devices for the various functions
558           so that function-specific drivers can bind to them.
559 
560 config PCF50633_ADC
561         tristate "NXP PCF50633 ADC"
562         depends on MFD_PCF50633
563         help
564          Say yes here if you want to include support for ADC in the
565          NXP PCF50633 chip.
566 
567 config PCF50633_GPIO
568         tristate "NXP PCF50633 GPIO"
569         depends on MFD_PCF50633
570         help
571          Say yes here if you want to include support GPIO for pins on
572          the PCF50633 chip.
573 
574 config UCB1400_CORE
575         tristate "Philips UCB1400 Core driver"
576         depends on AC97_BUS
577         depends on GPIOLIB
578         help
579           This enables support for the Philips UCB1400 core functions.
580           The UCB1400 is an AC97 audio codec.
581 
582           To compile this driver as a module, choose M here: the
583           module will be called ucb1400_core.
584 
585 config MFD_PM8XXX
586         tristate
587 
588 config MFD_PM8921_CORE
589         tristate "Qualcomm PM8921 PMIC chip"
590         depends on (ARM || HEXAGON)
591         select IRQ_DOMAIN
592         select MFD_CORE
593         select MFD_PM8XXX
594         select REGMAP
595         help
596           If you say yes to this option, support will be included for the
597           built-in PM8921 PMIC chip.
598 
599           This is required if your board has a PM8921 and uses its features,
600           such as: MPPs, GPIOs, regulators, interrupts, and PWM.
601 
602           Say M here if you want to include support for PM8921 chip as a module.
603           This will build a module called "pm8921-core".
604 
605 config MFD_QCOM_RPM
606         tristate "Qualcomm Resource Power Manager (RPM)"
607         depends on ARCH_QCOM && OF
608         help
609           If you say yes to this option, support will be included for the
610           Resource Power Manager system found in the Qualcomm 8660, 8960 and
611           8064 based devices.
612 
613           This is required to access many regulators, clocks and bus
614           frequencies controlled by the RPM on these devices.
615 
616           Say M here if you want to include support for the Qualcomm RPM as a
617           module. This will build a module called "qcom_rpm".
618 
619 config MFD_SPMI_PMIC
620         tristate "Qualcomm SPMI PMICs"
621         depends on ARCH_QCOM || COMPILE_TEST
622         depends on OF
623         depends on SPMI
624         select REGMAP_SPMI
625         help
626           This enables support for the Qualcomm SPMI PMICs.
627           These PMICs are currently used with the Snapdragon 800 series of
628           SoCs.  Note, that this will only be useful paired with descriptions
629           of the independent functions as children nodes in the device tree.
630 
631           Say M here if you want to include support for the SPMI PMIC
632           series as a module.  The module will be called "qcom-spmi-pmic".
633 
634 config MFD_RDC321X
635         tristate "RDC R-321x southbridge"
636         select MFD_CORE
637         depends on PCI
638         help
639           Say yes here if you want to have support for the RDC R-321x SoC
640           southbridge which provides access to GPIOs and Watchdog using the
641           southbridge PCI device configuration space.
642 
643 config MFD_RTSX_PCI
644         tristate "Realtek PCI-E card reader"
645         depends on PCI
646         select MFD_CORE
647         help
648           This supports for Realtek PCI-Express card reader including rts5209,
649           rts5229, rtl8411, etc. Realtek card reader supports access to many
650           types of memory cards, such as Memory Stick, Memory Stick Pro,
651           Secure Digital and MultiMediaCard.
652 
653 config MFD_RT5033
654         tristate "Richtek RT5033 Power Management IC"
655         depends on I2C=y
656         select MFD_CORE
657         select REGMAP_I2C
658         help
659           This driver provides for the Richtek RT5033 Power Management IC,
660           which includes the I2C driver and the Core APIs. This driver provides
661           common support for accessing the device. The device supports multiple
662           sub-devices like charger, fuel gauge, flash LED, current source,
663           LDO and Buck.
664 
665 config MFD_RTSX_USB
666         tristate "Realtek USB card reader"
667         depends on USB
668         select MFD_CORE
669         help
670           Select this option to get support for Realtek USB 2.0 card readers
671           including RTS5129, RTS5139, RTS5179 and RTS5170.
672           Realtek card reader supports access to many types of memory cards,
673           such as Memory Stick Pro, Secure Digital and MultiMediaCard.
674 
675 config MFD_RC5T583
676         bool "Ricoh RC5T583 Power Management system device"
677         depends on I2C=y
678         select MFD_CORE
679         select REGMAP_I2C
680         help
681           Select this option to get support for the RICOH583 Power
682           Management system device.
683           This driver provides common support for accessing the device
684           through i2c interface. The device supports multiple sub-devices
685           like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
686           Additional drivers must be enabled in order to use the
687           different functionality of the device.
688 
689 config MFD_RK808
690         tristate "Rockchip RK808 Power Management chip"
691         depends on I2C && OF
692         select MFD_CORE
693         select REGMAP_I2C
694         select REGMAP_IRQ
695         help
696           If you say yes here you get support for the RK808
697           Power Management chips.
698           This driver provides common support for accessing the device
699           through I2C interface. The device supports multiple sub-devices
700           including interrupts, RTC, LDO & DCDC regulators, and onkey.
701 
702 config MFD_RN5T618
703         tristate "Ricoh RN5T5618 PMIC"
704         depends on I2C
705         select MFD_CORE
706         select REGMAP_I2C
707         help
708           Say yes here to add support for the Ricoh RN5T618 PMIC. This
709           driver provides common support for accessing the device,
710           additional drivers must be enabled in order to use the
711           functionality of the device.
712 
713 config MFD_SEC_CORE
714         bool "SAMSUNG Electronics PMIC Series Support"
715         depends on I2C=y
716         select MFD_CORE
717         select REGMAP_I2C
718         select REGMAP_IRQ
719         help
720          Support for the Samsung Electronics MFD series.
721          This driver provides common support for accessing the device,
722          additional drivers must be enabled in order to use the functionality
723          of the device
724 
725 config MFD_SI476X_CORE
726         tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
727         depends on I2C
728         select MFD_CORE
729         select REGMAP_I2C
730         help
731           This is the core driver for the SI476x series of AM/FM
732           radio. This MFD driver connects the radio-si476x V4L2 module
733           and the si476x audio codec.
734 
735           To compile this driver as a module, choose M here: the
736           module will be called si476x-core.
737 
738 config MFD_SM501
739         tristate "Silicon Motion SM501"
740          ---help---
741           This is the core driver for the Silicon Motion SM501 multimedia
742           companion chip. This device is a multifunction device which may
743           provide numerous interfaces including USB host controller, USB gadget,
744           asynchronous serial ports, audio functions, and a dual display video
745           interface. The device may be connected by PCI or local bus with
746           varying functions enabled.
747 
748 config MFD_SM501_GPIO
749         bool "Export GPIO via GPIO layer"
750         depends on MFD_SM501 && GPIOLIB
751          ---help---
752          This option uses the gpio library layer to export the 64 GPIO
753          lines on the SM501. The platform data is used to supply the
754          base number for the first GPIO line to register.
755 
756 config MFD_SMSC
757        bool "SMSC ECE1099 series chips"
758        depends on I2C=y
759        select MFD_CORE
760        select REGMAP_I2C
761        help
762         If you say yes here you get support for the
763         ece1099 chips from SMSC.
764 
765         To compile this driver as a module, choose M here: the
766         module will be called smsc.
767 
768 config ABX500_CORE
769         bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
770         default y if ARCH_U300 || ARCH_U8500
771         help
772           Say yes here if you have the ABX500 Mixed Signal IC family
773           chips. This core driver expose register access functions.
774           Functionality specific drivers using these functions can
775           remain unchanged when IC changes. Binding of the functions to
776           actual register access is done by the IC core driver.
777 
778 config AB3100_CORE
779         bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
780         depends on I2C=y && ABX500_CORE
781         select MFD_CORE
782         default y if ARCH_U300
783         help
784           Select this to enable the AB3100 Mixed Signal IC core
785           functionality. This connects to a AB3100 on the I2C bus
786           and expose a number of symbols needed for dependent devices
787           to read and write registers and subscribe to events from
788           this multi-functional IC. This is needed to use other features
789           of the AB3100 such as battery-backed RTC, charging control,
790           LEDs, vibrator, system power and temperature, power management
791           and ALSA sound.
792 
793 config AB3100_OTP
794         tristate "ST-Ericsson AB3100 OTP functions"
795         depends on AB3100_CORE
796         default y if AB3100_CORE
797         help
798           Select this to enable the AB3100 Mixed Signal IC OTP (one-time
799           programmable memory) support. This exposes a sysfs file to read
800           out OTP values.
801 
802 config AB8500_CORE
803         bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
804         depends on ABX500_CORE && MFD_DB8500_PRCMU
805         select POWER_SUPPLY
806         select MFD_CORE
807         select IRQ_DOMAIN
808         help
809           Select this option to enable access to AB8500 power management
810           chip. This connects to U8500 either on the SSP/SPI bus (deprecated
811           since hardware version v1.0) or the I2C bus via PRCMU. It also adds
812           the irq_chip parts for handling the Mixed Signal chip events.
813           This chip embeds various other multimedia funtionalities as well.
814 
815 config AB8500_DEBUG
816        bool "Enable debug info via debugfs"
817        depends on AB8500_GPADC && DEBUG_FS
818        default y if DEBUG_FS
819        help
820          Select this option if you want debug information using the debug
821          filesystem, debugfs.
822 
823 config AB8500_GPADC
824         bool "ST-Ericsson AB8500 GPADC driver"
825         depends on AB8500_CORE && REGULATOR_AB8500
826         default y
827         help
828           AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
829 
830 config MFD_DB8500_PRCMU
831         bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
832         depends on UX500_SOC_DB8500
833         select MFD_CORE
834         help
835           Select this option to enable support for the DB8500 Power Reset
836           and Control Management Unit. This is basically an autonomous
837           system controller running an XP70 microprocessor, which is accessed
838           through a register map.
839 
840 config MFD_STMPE
841         bool "STMicroelectronics STMPE"
842         depends on (I2C=y || SPI_MASTER=y)
843         depends on OF
844         select MFD_CORE
845         help
846           Support for the STMPE family of I/O Expanders from
847           STMicroelectronics.
848 
849           Currently supported devices are:
850 
851                 STMPE811: GPIO, Touchscreen
852                 STMPE1601: GPIO, Keypad
853                 STMPE1801: GPIO, Keypad
854                 STMPE2401: GPIO, Keypad
855                 STMPE2403: GPIO, Keypad
856 
857           This driver provides common support for accessing the device,
858           additional drivers must be enabled in order to use the functionality
859           of the device.  Currently available sub drivers are:
860 
861                 GPIO: stmpe-gpio
862                 Keypad: stmpe-keypad
863                 Touchscreen: stmpe-ts
864 
865 menu "STMicroelectronics STMPE Interface Drivers"
866 depends on MFD_STMPE
867 
868 config STMPE_I2C
869         bool "STMicroelectronics STMPE I2C Interface"
870         depends on I2C=y
871         default y
872         help
873           This is used to enable I2C interface of STMPE
874 
875 config STMPE_SPI
876         bool "STMicroelectronics STMPE SPI Interface"
877         depends on SPI_MASTER
878         help
879           This is used to enable SPI interface of STMPE
880 endmenu
881 
882 config MFD_STA2X11
883         bool "STMicroelectronics STA2X11"
884         depends on STA2X11
885         select MFD_CORE
886         select REGMAP_MMIO
887 
888 config MFD_SUN6I_PRCM
889         bool "Allwinner A31 PRCM controller"
890         depends on ARCH_SUNXI
891         select MFD_CORE
892         help
893           Support for the PRCM (Power/Reset/Clock Management) unit available
894           in A31 SoC.
895 
896 config MFD_SYSCON
897         bool "System Controller Register R/W Based on Regmap"
898         select REGMAP_MMIO
899         help
900           Select this option to enable accessing system control registers
901           via regmap.
902 
903 config MFD_DAVINCI_VOICECODEC
904         tristate
905         select MFD_CORE
906         select REGMAP_MMIO
907 
908 config MFD_TI_AM335X_TSCADC
909         tristate "TI ADC / Touch Screen chip support"
910         select MFD_CORE
911         select REGMAP
912         select REGMAP_MMIO
913         help
914           If you say yes here you get support for Texas Instruments series
915           of Touch Screen /ADC chips.
916           To compile this driver as a module, choose M here: the
917           module will be called ti_am335x_tscadc.
918 
919 config MFD_DM355EVM_MSP
920         bool "TI DaVinci DM355 EVM microcontroller"
921         depends on I2C=y && MACH_DAVINCI_DM355_EVM
922         help
923           This driver supports the MSP430 microcontroller used on these
924           boards.  MSP430 firmware manages resets and power sequencing,
925           inputs from buttons and the IR remote, LEDs, an RTC, and more.
926 
927 config MFD_LP3943
928         tristate "TI/National Semiconductor LP3943 MFD Driver"
929         depends on I2C
930         select MFD_CORE
931         select REGMAP_I2C
932         help
933           Support for the TI/National Semiconductor LP3943.
934           This driver consists of GPIO and PWM drivers.
935           With these functionalities, it can be used for LED string control or
936           general usage such like a GPIO controller and a PWM controller.
937 
938 config MFD_LP8788
939         bool "TI LP8788 Power Management Unit Driver"
940         depends on I2C=y
941         select MFD_CORE
942         select REGMAP_I2C
943         select IRQ_DOMAIN
944         help
945           TI LP8788 PMU supports regulators, battery charger, RTC,
946           ADC, backlight driver and current sinks.
947 
948 config MFD_OMAP_USB_HOST
949         bool "TI OMAP USBHS core and TLL driver"
950         depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
951         default y
952         help
953           This is the core driver for the OAMP EHCI and OHCI drivers.
954           This MFD driver does the required setup functionalities for
955           OMAP USB Host drivers.
956 
957 config MFD_PALMAS
958         bool "TI Palmas series chips"
959         select MFD_CORE
960         select REGMAP_I2C
961         select REGMAP_IRQ
962         depends on I2C=y
963         help
964           If you say yes here you get support for the Palmas
965           series of PMIC chips from Texas Instruments.
966 
967 config TPS6105X
968         tristate "TI TPS61050/61052 Boost Converters"
969         depends on I2C
970         select REGULATOR
971         select MFD_CORE
972         select REGULATOR_FIXED_VOLTAGE
973         help
974           This option enables a driver for the TP61050/TPS61052
975           high-power "white LED driver". This boost converter is
976           sometimes used for other things than white LEDs, and
977           also contains a GPIO pin.
978 
979 config TPS65010
980         tristate "TI TPS6501x Power Management chips"
981         depends on I2C && GPIOLIB
982         default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
983         help
984           If you say yes here you get support for the TPS6501x series of
985           Power Management chips.  These include voltage regulators,
986           lithium ion/polymer battery charging, and other features that
987           are often used in portable devices like cell phones and cameras.
988 
989           This driver can also be built as a module.  If so, the module
990           will be called tps65010.
991 
992 config TPS6507X
993         tristate "TI TPS6507x Power Management / Touch Screen chips"
994         select MFD_CORE
995         depends on I2C
996         help
997           If you say yes here you get support for the TPS6507x series of
998           Power Management / Touch Screen chips.  These include voltage
999           regulators, lithium ion/polymer battery charging, touch screen
1000           and other features that are often used in portable devices.
1001           This driver can also be built as a module.  If so, the module
1002           will be called tps6507x.
1003 
1004 config TPS65911_COMPARATOR
1005         tristate
1006 
1007 config MFD_TPS65090
1008         bool "TI TPS65090 Power Management chips"
1009         depends on I2C=y
1010         select MFD_CORE
1011         select REGMAP_I2C
1012         select REGMAP_IRQ
1013         help
1014           If you say yes here you get support for the TPS65090 series of
1015           Power Management chips.
1016           This driver provides common support for accessing the device,
1017           additional drivers must be enabled in order to use the
1018           functionality of the device.
1019 
1020 config MFD_TPS65217
1021         tristate "TI TPS65217 Power Management / White LED chips"
1022         depends on I2C
1023         select MFD_CORE
1024         select REGMAP_I2C
1025         help
1026           If you say yes here you get support for the TPS65217 series of
1027           Power Management / White LED chips.
1028           These include voltage regulators, lithium ion/polymer battery
1029           charger, wled and other features that are often used in portable
1030           devices.
1031 
1032           This driver can also be built as a module.  If so, the module
1033           will be called tps65217.
1034 
1035 config MFD_TPS65218
1036         tristate "TI TPS65218 Power Management chips"
1037         depends on I2C
1038         select MFD_CORE
1039         select REGMAP_I2C
1040         select REGMAP_IRQ
1041         help
1042           If you say yes here you get support for the TPS65218 series of
1043           Power Management chips.
1044           These include voltage regulators, gpio and other features
1045           that are often used in portable devices. Only regulator
1046           component is currently supported.
1047 
1048           This driver can also be built as a module.  If so, the module
1049           will be called tps65218.
1050 
1051 config MFD_TPS6586X
1052         bool "TI TPS6586x Power Management chips"
1053         depends on I2C=y
1054         select MFD_CORE
1055         select REGMAP_I2C
1056         help
1057           If you say yes here you get support for the TPS6586X series of
1058           Power Management chips.
1059           This driver provides common support for accessing the device,
1060           additional drivers must be enabled in order to use the
1061           functionality of the device.
1062 
1063           This driver can also be built as a module.  If so, the module
1064           will be called tps6586x.
1065 
1066 config MFD_TPS65910
1067         bool "TI TPS65910 Power Management chip"
1068         depends on I2C=y && GPIOLIB
1069         select MFD_CORE
1070         select REGMAP_I2C
1071         select REGMAP_IRQ
1072         select IRQ_DOMAIN
1073         help
1074           if you say yes here you get support for the TPS65910 series of
1075           Power Management chips.
1076 
1077 config MFD_TPS65912
1078         bool "TI TPS65912 Power Management chip"
1079         depends on GPIOLIB
1080         select MFD_CORE
1081         help
1082           If you say yes here you get support for the TPS65912 series of
1083           PM chips.
1084 
1085 config MFD_TPS65912_I2C
1086         bool "TI TPS65912 Power Management chip with I2C"
1087         select MFD_CORE
1088         select MFD_TPS65912
1089         depends on I2C=y && GPIOLIB
1090         help
1091           If you say yes here you get support for the TPS65912 series of
1092           PM chips with I2C interface.
1093 
1094 config MFD_TPS65912_SPI
1095         bool "TI TPS65912 Power Management chip with SPI"
1096         select MFD_CORE
1097         select MFD_TPS65912
1098         depends on SPI_MASTER && GPIOLIB
1099         help
1100           If you say yes here you get support for the TPS65912 series of
1101           PM chips with SPI interface.
1102 
1103 config MFD_TPS80031
1104         bool "TI TPS80031/TPS80032 Power Management chips"
1105         depends on I2C=y
1106         select MFD_CORE
1107         select REGMAP_I2C
1108         select REGMAP_IRQ
1109         help
1110           If you say yes here you get support for the Texas Instruments
1111           TPS80031/ TPS80032 Fully Integrated Power Management with Power
1112           Path and Battery Charger. The device provides five configurable
1113           step-down converters, 11 general purpose LDOs, USB OTG Module,
1114           ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1115           Power Path from USB, 32K clock generator.
1116 
1117 config TWL4030_CORE
1118         bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1119         depends on I2C=y
1120         select IRQ_DOMAIN
1121         select REGMAP_I2C
1122         help
1123           Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1124           This core driver provides register access and IRQ handling
1125           facilities, and registers devices for the various functions
1126           so that function-specific drivers can bind to them.
1127 
1128           These multi-function chips are found on many OMAP2 and OMAP3
1129           boards, providing power management, RTC, GPIO, keypad, a
1130           high speed USB OTG transceiver, an audio codec (on most
1131           versions) and many other features.
1132 
1133 config TWL4030_POWER
1134         bool "TI TWL4030 power resources"
1135         depends on TWL4030_CORE && ARM
1136         help
1137           Say yes here if you want to use the power resources on the
1138           TWL4030 family chips.  Most of these resources are regulators,
1139           which have a separate driver; some are control signals, such
1140           as clock request handshaking.
1141 
1142           This driver uses board-specific data to initialize the resources
1143           and load scripts controlling which resources are switched off/on
1144           or reset when a sleep, wakeup or warm reset event occurs.
1145 
1146 config MFD_TWL4030_AUDIO
1147         bool "TI TWL4030 Audio"
1148         depends on TWL4030_CORE
1149         select MFD_CORE
1150         default n
1151 
1152 config TWL6040_CORE
1153         bool "TI TWL6040 audio codec"
1154         depends on I2C=y
1155         select MFD_CORE
1156         select REGMAP_I2C
1157         select REGMAP_IRQ
1158         default n
1159         help
1160           Say yes here if you want support for Texas Instruments TWL6040 audio
1161           codec.
1162           This driver provides common support for accessing the device,
1163           additional drivers must be enabled in order to use the
1164           functionality of the device (audio, vibra).
1165 
1166 config MENELAUS
1167         bool "TI TWL92330/Menelaus PM chip"
1168         depends on I2C=y && ARCH_OMAP2
1169         help
1170           If you say yes here you get support for the Texas Instruments
1171           TWL92330/Menelaus Power Management chip. This include voltage
1172           regulators, Dual slot memory card transceivers, real-time clock
1173           and other features that are often used in portable devices like
1174           cell phones and PDAs.
1175 
1176 config MFD_WL1273_CORE
1177         tristate "TI WL1273 FM radio"
1178         depends on I2C
1179         select MFD_CORE
1180         default n
1181         help
1182           This is the core driver for the TI WL1273 FM radio. This MFD
1183           driver connects the radio-wl1273 V4L2 module and the wl1273
1184           audio codec.
1185 
1186 config MFD_LM3533
1187         tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1188         depends on I2C
1189         select MFD_CORE
1190         select REGMAP_I2C
1191         help
1192           Say yes here to enable support for National Semiconductor / TI
1193           LM3533 Lighting Power chips.
1194 
1195           This driver provides common support for accessing the device;
1196           additional drivers must be enabled in order to use the LED,
1197           backlight or ambient-light-sensor functionality of the device.
1198 
1199 config MFD_TIMBERDALE
1200         tristate "Timberdale FPGA"
1201         select MFD_CORE
1202         depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1203         ---help---
1204         This is the core driver for the timberdale FPGA. This device is a
1205         multifunction device which exposes numerous platform devices.
1206 
1207         The timberdale FPGA can be found on the Intel Atom development board
1208         for in-vehicle infontainment, called Russellville.
1209 
1210 config MFD_TC3589X
1211         bool "Toshiba TC35892 and variants"
1212         depends on I2C=y
1213         select MFD_CORE
1214         help
1215           Support for the Toshiba TC35892 and variants I/O Expander.
1216 
1217           This driver provides common support for accessing the device,
1218           additional drivers must be enabled in order to use the
1219           functionality of the device.
1220 
1221 config MFD_TMIO
1222         bool
1223         default n
1224 
1225 config MFD_T7L66XB
1226         bool "Toshiba T7L66XB"
1227         depends on ARM && HAVE_CLK
1228         select MFD_CORE
1229         select MFD_TMIO
1230         help
1231           Support for Toshiba Mobile IO Controller T7L66XB
1232 
1233 config MFD_TC6387XB
1234         bool "Toshiba TC6387XB"
1235         depends on ARM && HAVE_CLK
1236         select MFD_CORE
1237         select MFD_TMIO
1238         help
1239           Support for Toshiba Mobile IO Controller TC6387XB
1240 
1241 config MFD_TC6393XB
1242         bool "Toshiba TC6393XB"
1243         depends on ARM && HAVE_CLK
1244         select GPIOLIB
1245         select MFD_CORE
1246         select MFD_TMIO
1247         help
1248           Support for Toshiba Mobile IO Controller TC6393XB
1249 
1250 config MFD_VX855
1251         tristate "VIA VX855/VX875 integrated south bridge"
1252         depends on PCI
1253         select MFD_CORE
1254         help
1255           Say yes here to enable support for various functions of the
1256           VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1257           and/or vx855_gpio drivers for this to do anything useful.
1258 
1259 config MFD_ARIZONA
1260         select REGMAP
1261         select REGMAP_IRQ
1262         select MFD_CORE
1263         bool
1264 
1265 config MFD_ARIZONA_I2C
1266         tristate "Wolfson Microelectronics Arizona platform with I2C"
1267         select MFD_ARIZONA
1268         select MFD_CORE
1269         select REGMAP_I2C
1270         depends on I2C
1271         help
1272           Support for the Wolfson Microelectronics Arizona platform audio SoC
1273           core functionality controlled via I2C.
1274 
1275 config MFD_ARIZONA_SPI
1276         tristate "Wolfson Microelectronics Arizona platform with SPI"
1277         select MFD_ARIZONA
1278         select MFD_CORE
1279         select REGMAP_SPI
1280         depends on SPI_MASTER
1281         help
1282           Support for the Wolfson Microelectronics Arizona platform audio SoC
1283           core functionality controlled via I2C.
1284 
1285 config MFD_WM5102
1286         bool "Wolfson Microelectronics WM5102"
1287         depends on MFD_ARIZONA
1288         help
1289           Support for Wolfson Microelectronics WM5102 low power audio SoC
1290 
1291 config MFD_WM5110
1292         bool "Wolfson Microelectronics WM5110"
1293         depends on MFD_ARIZONA
1294         help
1295           Support for Wolfson Microelectronics WM5110 low power audio SoC
1296 
1297 config MFD_WM8997
1298         bool "Wolfson Microelectronics WM8997"
1299         depends on MFD_ARIZONA
1300         help
1301           Support for Wolfson Microelectronics WM8997 low power audio SoC
1302 
1303 config MFD_WM8400
1304         bool "Wolfson Microelectronics WM8400"
1305         select MFD_CORE
1306         depends on I2C=y
1307         select REGMAP_I2C
1308         help
1309           Support for the Wolfson Microelecronics WM8400 PMIC and audio
1310           CODEC.  This driver provides common support for accessing
1311           the device, additional drivers must be enabled in order to use
1312           the functionality of the device.
1313 
1314 config MFD_WM831X
1315         bool
1316 
1317 config MFD_WM831X_I2C
1318         bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1319         select MFD_CORE
1320         select MFD_WM831X
1321         select REGMAP_I2C
1322         select IRQ_DOMAIN
1323         depends on I2C=y
1324         help
1325           Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1326           when controlled using I2C.  This driver provides common support
1327           for accessing the device, additional drivers must be enabled in
1328           order to use the functionality of the device.
1329 
1330 config MFD_WM831X_SPI
1331         bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1332         select MFD_CORE
1333         select MFD_WM831X
1334         select REGMAP_SPI
1335         select IRQ_DOMAIN
1336         depends on SPI_MASTER
1337         help
1338           Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1339           when controlled using SPI.  This driver provides common support
1340           for accessing the device, additional drivers must be enabled in
1341           order to use the functionality of the device.
1342 
1343 config MFD_WM8350
1344         bool
1345 
1346 config MFD_WM8350_I2C
1347         bool "Wolfson Microelectronics WM8350 with I2C"
1348         select MFD_WM8350
1349         depends on I2C=y
1350         help
1351           The WM8350 is an integrated audio and power management
1352           subsystem with watchdog and RTC functionality for embedded
1353           systems.  This option enables core support for the WM8350 with
1354           I2C as the control interface.  Additional options must be
1355           selected to enable support for the functionality of the chip.
1356 
1357 config MFD_WM8994
1358         tristate "Wolfson Microelectronics WM8994"
1359         select MFD_CORE
1360         select REGMAP_I2C
1361         select REGMAP_IRQ
1362         depends on I2C
1363         help
1364           The WM8994 is a highly integrated hi-fi CODEC designed for
1365           smartphone applicatiosn.  As well as audio functionality it
1366           has on board GPIO and regulator functionality which is
1367           supported via the relevant subsystems.  This driver provides
1368           core support for the WM8994, in order to use the actual
1369           functionaltiy of the device other drivers must be enabled.
1370 
1371 config MFD_STW481X
1372         tristate "Support for ST Microelectronics STw481x"
1373         depends on I2C && ARCH_NOMADIK
1374         select REGMAP_I2C
1375         select MFD_CORE
1376         help
1377           Select this option to enable the STw481x chip driver used
1378           in various ST Microelectronics and ST-Ericsson embedded
1379           Nomadik series.
1380 
1381 menu "Multimedia Capabilities Port drivers"
1382         depends on ARCH_SA1100
1383 
1384 config MCP
1385         tristate
1386 
1387 # Interface drivers
1388 config MCP_SA11X0
1389         tristate "Support SA11x0 MCP interface"
1390         depends on ARCH_SA1100
1391         select MCP
1392 
1393 # Chip drivers
1394 config MCP_UCB1200
1395         tristate "Support for UCB1200 / UCB1300"
1396         depends on MCP_SA11X0
1397         select MCP
1398 
1399 config MCP_UCB1200_TS
1400         tristate "Touchscreen interface support"
1401         depends on MCP_UCB1200 && INPUT
1402 
1403 endmenu
1404 
1405 config MFD_VEXPRESS_SYSREG
1406         bool "Versatile Express System Registers"
1407         depends on VEXPRESS_CONFIG && GPIOLIB
1408         default y
1409         select CLKSRC_MMIO
1410         select GPIO_GENERIC_PLATFORM
1411         select MFD_CORE
1412         select MFD_SYSCON
1413         help
1414           System Registers are the platform configuration block
1415           on the ARM Ltd. Versatile Express board.
1416 
1417 endmenu
1418 endif

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