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1 # SPDX-License-Identifier: GPL-2.0-only
2 #
3 # Multifunction miscellaneous devices
4 #
5
6 if HAS_IOMEM
7 menu "Multifunction device drivers"
8
9 config MFD_CORE
10 tristate
11 select IRQ_DOMAIN
12 default n
13
14 config MFD_CS5535
15 tristate "AMD CS5535 and CS5536 southbridge core functions"
16 select MFD_CORE
17 depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
18 depends on !UML
19 help
20 This is the core driver for CS5535/CS5536 MFD functions. This is
21 necessary for using the board's GPIO and MFGPT functionality.
22
23 config MFD_ALTERA_A10SR
24 bool "Altera Arria10 DevKit System Resource chip"
25 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF
26 select REGMAP_SPI
27 select MFD_CORE
28 help
29 Support for the Altera Arria10 DevKit MAX5 System Resource chip
30 using the SPI interface. This driver provides common support for
31 accessing the external gpio extender (LEDs & buttons) and
32 power supply alarms (hwmon).
33
34 config MFD_ALTERA_SYSMGR
35 bool "Altera SOCFPGA System Manager"
36 depends on ARCH_INTEL_SOCFPGA && OF
37 select MFD_SYSCON
38 help
39 Select this to get System Manager support for all Altera branded
40 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
41 using regmap_mmio accesses for ARM32 parts and SMC calls to
42 EL3 for ARM64 parts.
43
44 config MFD_ACT8945A
45 tristate "Active-semi ACT8945A"
46 select MFD_CORE
47 select REGMAP_I2C
48 depends on I2C && OF
49 help
50 Support for the ACT8945A PMIC from Active-semi. This device
51 features three step-down DC/DC converters and four low-dropout
52 linear regulators, along with a complete ActivePath battery
53 charger.
54
55 config MFD_SUN4I_GPADC
56 tristate "Allwinner sunxi platforms' GPADC MFD driver"
57 select MFD_CORE
58 select REGMAP_MMIO
59 select REGMAP_IRQ
60 depends on ARCH_SUNXI || COMPILE_TEST
61 depends on !TOUCHSCREEN_SUN4I
62 help
63 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
64 This driver will only map the hardware interrupt and registers, you
65 have to select individual drivers based on this MFD to be able to use
66 the ADC or the thermal sensor. This will try to probe the ADC driver
67 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
68
69 To compile this driver as a module, choose M here: the module will be
70 called sun4i-gpadc.
71
72 config MFD_AS3711
73 bool "AMS AS3711"
74 select MFD_CORE
75 select REGMAP_I2C
76 select REGMAP_IRQ
77 depends on I2C=y
78 help
79 Support for the AS3711 PMIC from AMS
80
81 config MFD_SMPRO
82 tristate "Ampere Computing SMpro core driver"
83 depends on I2C
84 select MFD_CORE
85 select REGMAP_I2C
86 help
87 Say yes here to enable SMpro driver support for Ampere's Altra
88 processor family.
89
90 Ampere's Altra SMpro exposes an I2C regmap interface that can
91 be accessed by child devices.
92
93 config MFD_AS3722
94 tristate "ams AS3722 Power Management IC"
95 select MFD_CORE
96 select REGMAP_I2C
97 select REGMAP_IRQ
98 depends on I2C=y && OF
99 help
100 The ams AS3722 is a compact system PMU suitable for mobile phones,
101 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
102 controllers, 11 LDOs, RTC, automatic battery, temperature and
103 over current monitoring, GPIOs, ADC and a watchdog.
104
105 config PMIC_ADP5520
106 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
107 depends on I2C=y
108 help
109 Say yes here to add support for Analog Devices ADP5520 and ADP5501,
110 Multifunction Power Management IC. This includes
111 the I2C driver and the core APIs _only_, you have to select
112 individual components like LCD backlight, LEDs, GPIOs and Kepad
113 under the corresponding menus.
114
115 config MFD_AAT2870_CORE
116 bool "AnalogicTech AAT2870"
117 select MFD_CORE
118 depends on I2C=y
119 depends on GPIOLIB || COMPILE_TEST
120 help
121 If you say yes here you get support for the AAT2870.
122 This driver provides common support for accessing the device,
123 additional drivers must be enabled in order to use the
124 functionality of the device.
125
126 config MFD_AT91_USART
127 tristate "AT91 USART Driver"
128 select MFD_CORE
129 depends on ARCH_AT91 || COMPILE_TEST
130 help
131 Select this to get support for AT91 USART IP. This is a wrapper
132 over at91-usart-serial driver and usart-spi-driver. Only one function
133 can be used at a time. The choice is done at boot time by the probe
134 function of this MFD driver according to a device tree property.
135
136 config MFD_ATMEL_FLEXCOM
137 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
138 select MFD_CORE
139 depends on OF
140 help
141 Select this to get support for Atmel Flexcom. This is a wrapper
142 which embeds a SPI controller, a I2C controller and a USART. Only
143 one function can be used at a time. The choice is done at boot time
144 by the probe function of this MFD driver according to a device tree
145 property.
146
147 config MFD_ATMEL_HLCDC
148 tristate "Atmel HLCDC (High-end LCD Controller)"
149 select MFD_CORE
150 select REGMAP_MMIO
151 depends on OF
152 help
153 If you say yes here you get support for the HLCDC block.
154 This driver provides common support for accessing the device,
155 additional drivers must be enabled in order to use the
156 functionality of the device.
157
158 config MFD_ATMEL_SMC
159 bool
160 select MFD_SYSCON
161
162 config MFD_BCM590XX
163 tristate "Broadcom BCM590xx PMUs"
164 select MFD_CORE
165 select REGMAP_I2C
166 depends on I2C
167 help
168 Support for the BCM590xx PMUs from Broadcom
169
170 config MFD_BD9571MWV
171 tristate "ROHM BD9571MWV PMIC"
172 select MFD_CORE
173 select REGMAP_I2C
174 select REGMAP_IRQ
175 depends on I2C
176 help
177 Support for the ROHM BD9571MWV PMIC, which contains single
178 voltage regulator, voltage sampling units, GPIO block and
179 watchdog block.
180
181 This driver can also be built as a module. If so, the module
182 will be called bd9571mwv.
183
184 config MFD_AC100
185 tristate "X-Powers AC100"
186 select MFD_CORE
187 depends on SUNXI_RSB
188 help
189 If you say Y here you get support for the X-Powers AC100 audio codec
190 IC.
191 This driver include only the core APIs. You have to select individual
192 components like codecs or RTC under the corresponding menus.
193
194 config MFD_AXP20X
195 tristate
196 select MFD_CORE
197 select REGMAP_IRQ
198
199 config MFD_AXP20X_I2C
200 tristate "X-Powers AXP series PMICs with I2C"
201 select MFD_AXP20X
202 select REGMAP_I2C
203 depends on I2C
204 help
205 If you say Y here you get support for the X-Powers AXP series power
206 management ICs (PMICs) controlled with I2C.
207 This driver include only the core APIs. You have to select individual
208 components like regulators or the PEK (Power Enable Key) under the
209 corresponding menus.
210
211 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
212 (builtin) and not a module, as the OpRegion must be available as
213 soon as possible. For the same reason the I2C bus driver options
214 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
215
216 config MFD_AXP20X_RSB
217 tristate "X-Powers AXP series PMICs with RSB"
218 select MFD_AXP20X
219 depends on SUNXI_RSB
220 help
221 If you say Y here you get support for the X-Powers AXP series power
222 management ICs (PMICs) controlled with RSB.
223 This driver include only the core APIs. You have to select individual
224 components like regulators or the PEK (Power Enable Key) under the
225 corresponding menus.
226
227 config MFD_CROS_EC_DEV
228 tristate "ChromeOS Embedded Controller multifunction device"
229 select MFD_CORE
230 depends on CROS_EC
231 default CROS_EC
232 help
233 Select this to get support for ChromeOS Embedded Controller
234 sub-devices. This driver will instantiate additional drivers such
235 as RTC, USBPD, etc. but you have to select the individual drivers.
236
237 To compile this driver as a module, choose M here: the module will be
238 called cros-ec-dev.
239
240 config MFD_CS42L43
241 tristate
242 select MFD_CORE
243 select REGMAP
244
245 config MFD_CS42L43_I2C
246 tristate "Cirrus Logic CS42L43 (I2C)"
247 depends on I2C
248 select REGMAP_I2C
249 select MFD_CS42L43
250 help
251 Select this to support the Cirrus Logic CS42L43 PC CODEC with
252 headphone and class D speaker drivers over I2C.
253
254 config MFD_CS42L43_SDW
255 tristate "Cirrus Logic CS42L43 (SoundWire)"
256 depends on SOUNDWIRE
257 select REGMAP_SOUNDWIRE
258 select MFD_CS42L43
259 help
260 Select this to support the Cirrus Logic CS42L43 PC CODEC with
261 headphone and class D speaker drivers over SoundWire.
262
263 config MFD_MADERA
264 tristate "Cirrus Logic Madera codecs"
265 select MFD_CORE
266 select REGMAP
267 select REGMAP_IRQ
268 select MADERA_IRQ
269 select PINCTRL
270 select PINCTRL_MADERA
271 help
272 Support for the Cirrus Logic Madera platform audio codecs
273
274 config MFD_MADERA_I2C
275 tristate "Cirrus Logic Madera codecs with I2C"
276 depends on MFD_MADERA
277 depends on I2C
278 select REGMAP_I2C
279 help
280 Support for the Cirrus Logic Madera platform audio SoC
281 core functionality controlled via I2C.
282
283 config MFD_MADERA_SPI
284 tristate "Cirrus Logic Madera codecs with SPI"
285 depends on MFD_MADERA
286 depends on SPI_MASTER
287 select REGMAP_SPI
288 help
289 Support for the Cirrus Logic Madera platform audio SoC
290 core functionality controlled via SPI.
291
292 config MFD_MAX5970
293 tristate "Maxim 5970/5978 power switch and monitor"
294 depends on (I2C && OF)
295 select MFD_SIMPLE_MFD_I2C
296 help
297 This driver controls a Maxim 5970/5978 switch via I2C bus.
298 The MAX5970/5978 is a smart switch with no output regulation, but
299 fault protection and voltage and current monitoring capabilities.
300 Also it supports upto 4 indication leds.
301
302 config MFD_CS47L15
303 bool "Cirrus Logic CS47L15"
304 select PINCTRL_CS47L15
305 depends on MFD_MADERA
306 help
307 Support for Cirrus Logic CS47L15 Smart Codec
308
309 config MFD_CS47L35
310 bool "Cirrus Logic CS47L35"
311 select PINCTRL_CS47L35
312 depends on MFD_MADERA
313 help
314 Support for Cirrus Logic CS47L35 Smart Codec
315
316 config MFD_CS47L85
317 bool "Cirrus Logic CS47L85"
318 select PINCTRL_CS47L85
319 depends on MFD_MADERA
320 help
321 Support for Cirrus Logic CS47L85 Smart Codec
322
323 config MFD_CS47L90
324 bool "Cirrus Logic CS47L90/91"
325 select PINCTRL_CS47L90
326 depends on MFD_MADERA
327 help
328 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
329
330 config MFD_CS47L92
331 bool "Cirrus Logic CS47L92/93"
332 select PINCTRL_CS47L92
333 depends on MFD_MADERA
334 help
335 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
336
337 config PMIC_DA903X
338 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
339 depends on I2C=y
340 help
341 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
342 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
343 usually found on PXA processors-based platforms. This includes
344 the I2C driver and the core APIs _only_, you have to select
345 individual components like LCD backlight, voltage regulators,
346 LEDs and battery-charger under the corresponding menus.
347
348 config PMIC_DA9052
349 bool
350 select MFD_CORE
351
352 config MFD_DA9052_SPI
353 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
354 select REGMAP_SPI
355 select REGMAP_IRQ
356 select PMIC_DA9052
357 depends on SPI_MASTER=y
358 help
359 Support for the Dialog Semiconductor DA9052 PMIC
360 when controlled using SPI. This driver provides common support
361 for accessing the device, additional drivers must be enabled in
362 order to use the functionality of the device.
363
364 config MFD_DA9052_I2C
365 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
366 select REGMAP_I2C
367 select REGMAP_IRQ
368 select PMIC_DA9052
369 depends on I2C=y
370 help
371 Support for the Dialog Semiconductor DA9052 PMIC
372 when controlled using I2C. This driver provides common support
373 for accessing the device, additional drivers must be enabled in
374 order to use the functionality of the device.
375
376 config MFD_DA9055
377 bool "Dialog Semiconductor DA9055 PMIC Support"
378 select REGMAP_I2C
379 select REGMAP_IRQ
380 select MFD_CORE
381 depends on I2C=y
382 help
383 Say yes here for support of Dialog Semiconductor DA9055. This is
384 a Power Management IC. This driver provides common support for
385 accessing the device as well as the I2C interface to the chip itself.
386 Additional drivers must be enabled in order to use the functionality
387 of the device.
388
389 config MFD_DA9062
390 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
391 select MFD_CORE
392 select REGMAP_I2C
393 select REGMAP_IRQ
394 depends on I2C
395 help
396 Say yes here for support for the Dialog Semiconductor DA9061 and
397 DA9062 PMICs.
398 This includes the I2C driver and core APIs.
399 Additional drivers must be enabled in order to use the functionality
400 of the device.
401
402 config MFD_DA9063
403 tristate "Dialog Semiconductor DA9063 PMIC Support"
404 select MFD_CORE
405 select REGMAP_I2C
406 select REGMAP_IRQ
407 depends on I2C
408 help
409 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
410 This includes the I2C driver and core APIs.
411 Additional drivers must be enabled in order to use the functionality
412 of the device.
413
414 config MFD_DA9150
415 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
416 depends on I2C
417 select MFD_CORE
418 select REGMAP_I2C
419 select REGMAP_IRQ
420 help
421 This adds support for the DA9150 integrated charger and fuel-gauge
422 chip. This driver provides common support for accessing the device.
423 Additional drivers must be enabled in order to use the specific
424 features of the device.
425
426 config MFD_DLN2
427 tristate "Diolan DLN2 support"
428 select MFD_CORE
429 depends on USB
430 help
431 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
432 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
433 etc. must be enabled in order to use the functionality of
434 the device.
435
436 config MFD_ENE_KB3930
437 tristate "ENE KB3930 Embedded Controller support"
438 depends on I2C
439 depends on MACH_MMP3_DT || COMPILE_TEST
440 select MFD_CORE
441 help
442 This adds support for the power-off functionality and access to
443 the registers that control LEDS and USB port power on ENE KB3930
444 Embedded Controller. To use the LED functionality LEDS_ARIEL must
445 be enabled.
446
447 config MFD_EXYNOS_LPASS
448 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
449 depends on ARCH_EXYNOS || COMPILE_TEST
450 select MFD_CORE
451 select REGMAP_MMIO
452 help
453 Select this option to enable support for Samsung Exynos Low Power
454 Audio Subsystem present on some of Samsung Exynos
455 SoCs (e.g. Exynos5433).
456 Choose Y here only if you build for such Samsung SoC.
457
458 config MFD_GATEWORKS_GSC
459 tristate "Gateworks System Controller"
460 depends on (I2C && OF)
461 select MFD_CORE
462 select REGMAP_I2C
463 select REGMAP_IRQ
464 help
465 Enable support for the Gateworks System Controller (GSC) found
466 on Gateworks Single Board Computers supporting system functions
467 such as push-button monitor, multiple ADC's for voltage and
468 temperature monitoring, fan controller and watchdog monitor.
469 This driver provides common support for accessing the device.
470 Additional drivers must be enabled in order to use the
471 functionality of the device.
472
473 config MFD_MC13XXX
474 tristate
475 depends on (SPI_MASTER || I2C)
476 select MFD_CORE
477 select REGMAP_IRQ
478 help
479 Enable support for the Freescale MC13783 and MC13892 PMICs.
480 This driver provides common support for accessing the device,
481 additional drivers must be enabled in order to use the
482 functionality of the device.
483
484 config MFD_MC13XXX_SPI
485 tristate "Freescale MC13783 and MC13892 SPI interface"
486 depends on SPI_MASTER
487 select REGMAP_SPI
488 select MFD_MC13XXX
489 help
490 Select this if your MC13xxx is connected via an SPI bus.
491
492 config MFD_MC13XXX_I2C
493 tristate "Freescale MC13892 I2C interface"
494 depends on I2C
495 select REGMAP_I2C
496 select MFD_MC13XXX
497 help
498 Select this if your MC13xxx is connected via an I2C bus.
499
500 config MFD_MP2629
501 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
502 depends on I2C
503 select REGMAP_I2C
504 select MFD_CORE
505 help
506 Select this option to enable support for Monolithic Power Systems
507 battery charger. This provides ADC, thermal and battery charger power
508 management functions.
509
510 config MFD_MXS_LRADC
511 tristate "Freescale i.MX23/i.MX28 LRADC"
512 depends on ARCH_MXS || COMPILE_TEST
513 select MFD_CORE
514 select STMP_DEVICE
515 help
516 Say yes here to build support for the Low Resolution
517 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
518 processors. This driver provides common support for accessing the
519 device, additional drivers must be enabled in order to use the
520 functionality of the device:
521 mxs-lradc-adc for ADC readings
522 mxs-lradc-ts for touchscreen support
523
524 This driver can also be built as a module. If so, the module will be
525 called mxs-lradc.
526
527 config MFD_MX25_TSADC
528 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
529 select REGMAP_MMIO
530 depends on (SOC_IMX25 && OF) || COMPILE_TEST
531 help
532 Enable support for the integrated Touchscreen and ADC unit of the
533 i.MX25 processors. They consist of a conversion queue for general
534 purpose ADC and a queue for Touchscreens.
535
536 config MFD_HI6421_PMIC
537 tristate "HiSilicon Hi6421 PMU/Codec IC"
538 depends on OF
539 select MFD_CORE
540 select REGMAP_MMIO
541 help
542 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
543 functions, such as regulators, RTC, codec, Coulomb counter, etc.
544 This driver includes core APIs _only_. You have to select
545 individual components like voltage regulators under corresponding
546 menus in order to enable them.
547 We communicate with the Hi6421 via memory-mapped I/O.
548
549 config MFD_HI6421_SPMI
550 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
551 depends on OF
552 depends on SPMI
553 select MFD_CORE
554 select REGMAP_SPMI
555 help
556 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
557 multi-functions, such as regulators, RTC, codec, Coulomb counter,
558 etc.
559
560 This driver includes core APIs _only_. You have to select
561 individual components like voltage regulators under corresponding
562 menus in order to enable them.
563 We communicate with the Hi6421v600 via a SPMI bus.
564
565 config MFD_HI655X_PMIC
566 tristate "HiSilicon Hi655X series PMU/Codec IC"
567 depends on ARCH_HISI || COMPILE_TEST
568 depends on OF
569 select MFD_CORE
570 select REGMAP_MMIO
571 select REGMAP_IRQ
572 help
573 Select this option to enable Hisilicon hi655x series pmic driver.
574
575 config MFD_INTEL_QUARK_I2C_GPIO
576 tristate "Intel Quark MFD I2C GPIO"
577 depends on PCI
578 depends on X86
579 depends on COMMON_CLK
580 select MFD_CORE
581 help
582 This MFD provides support for I2C and GPIO that exist only
583 in a single PCI device. It splits the 2 IO devices to
584 their respective IO driver.
585 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
586
587 config LPC_ICH
588 tristate "Intel ICH LPC"
589 depends on PCI
590 select MFD_CORE
591 select P2SB if X86
592 help
593 The LPC bridge function of the Intel ICH provides support for
594 many functional units. This driver provides needed support for
595 other drivers to control these functions, currently GPIO and
596 watchdog.
597
598 config LPC_SCH
599 tristate "Intel SCH LPC"
600 depends on PCI
601 select MFD_CORE
602 help
603 LPC bridge function of the Intel SCH provides support for
604 System Management Bus and General Purpose I/O.
605
606 config INTEL_SOC_PMIC
607 bool "Support for Crystal Cove PMIC"
608 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
609 depends on (X86 && ACPI) || COMPILE_TEST
610 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
611 select MFD_CORE
612 select REGMAP_I2C
613 select REGMAP_IRQ
614 help
615 Select this option to enable support for Crystal Cove PMIC
616 on some Intel SoC systems. The PMIC provides ADC, GPIO,
617 thermal, charger and related power management functions
618 on these systems.
619
620 This option is a bool as it provides an ACPI OpRegion which must be
621 available before any devices using it are probed. This option also
622 causes the designware-i2c driver to be builtin for the same reason.
623
624 config INTEL_SOC_PMIC_BXTWC
625 tristate "Support for Intel Broxton Whiskey Cove PMIC"
626 depends on MFD_INTEL_PMC_BXT
627 select MFD_CORE
628 select REGMAP_IRQ
629 help
630 Select this option to enable support for Whiskey Cove PMIC
631 on Intel Broxton systems. The PMIC provides ADC, GPIO,
632 thermal, charger and related power management functions
633 on these systems.
634
635 config INTEL_SOC_PMIC_CHTWC
636 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
637 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
638 depends on X86 || COMPILE_TEST
639 depends on I2C_DESIGNWARE_PLATFORM=y
640 select MFD_CORE
641 select REGMAP_I2C
642 select REGMAP_IRQ
643 help
644 Select this option to enable support for the Intel Cherry Trail
645 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
646
647 This option is a bool as it provides an ACPI OpRegion which must be
648 available before any devices using it are probed. This option also
649 causes the designware-i2c driver to be builtin for the same reason.
650
651 config INTEL_SOC_PMIC_CHTDC_TI
652 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
653 depends on GPIOLIB
654 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
655 depends on ACPI
656 depends on X86
657 select MFD_CORE
658 select REGMAP_I2C
659 select REGMAP_IRQ
660 help
661 Select this option for supporting Dollar Cove (TI version) PMIC
662 device that is found on some Intel Cherry Trail systems.
663
664 This option is a bool as it provides an ACPI OpRegion which must be
665 available before any devices using it are probed. This option also
666 needs the designware-i2c driver to be builtin for the same reason.
667
668 config INTEL_SOC_PMIC_MRFLD
669 tristate "Support for Intel Merrifield Basin Cove PMIC"
670 depends on GPIOLIB
671 depends on ACPI
672 depends on INTEL_SCU
673 select MFD_CORE
674 select REGMAP_IRQ
675 help
676 Select this option for supporting Basin Cove PMIC device
677 that is found on Intel Merrifield systems.
678
679 config MFD_INTEL_LPSS
680 tristate
681 select COMMON_CLK
682 select MFD_CORE
683
684 config MFD_INTEL_LPSS_ACPI
685 tristate "Intel Low Power Subsystem support in ACPI mode"
686 select MFD_INTEL_LPSS
687 depends on X86 && ACPI
688 help
689 This driver supports Intel Low Power Subsystem (LPSS) devices such as
690 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
691 PCH) in ACPI mode.
692
693 config MFD_INTEL_LPSS_PCI
694 tristate "Intel Low Power Subsystem support in PCI mode"
695 select MFD_INTEL_LPSS
696 depends on X86 && PCI
697 help
698 This driver supports Intel Low Power Subsystem (LPSS) devices such as
699 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
700 PCH) in PCI mode.
701
702 config MFD_INTEL_PMC_BXT
703 tristate "Intel PMC Driver for Broxton"
704 depends on X86
705 depends on X86_PLATFORM_DEVICES
706 depends on ACPI
707 select INTEL_SCU_IPC
708 select MFD_CORE
709 help
710 This driver provides support for the PMC (Power Management
711 Controller) on Intel Broxton and Apollo Lake. The PMC is a
712 multi-function device that exposes IPC, General Control
713 Register and P-unit access. In addition this creates devices
714 for iTCO watchdog and telemetry that are part of the PMC.
715
716 config MFD_IPAQ_MICRO
717 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
718 depends on SA1100_H3600
719 select MFD_CORE
720 help
721 Select this to get support for the Microcontroller found in
722 the Compaq iPAQ handheld computers. This is an Atmel
723 AT90LS8535 microcontroller flashed with a special iPAQ
724 firmware using the custom protocol implemented in this driver.
725
726 config MFD_IQS62X
727 tristate "Azoteq IQS620A/621/622/624/625 core support"
728 depends on I2C
729 select MFD_CORE
730 select REGMAP_I2C
731 help
732 Say Y here if you want to build core support for the Azoteq IQS620A,
733 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
734 options must be selected to enable device-specific functions.
735
736 To compile this driver as a module, choose M here: the module will
737 be called iqs62x.
738
739 config MFD_JANZ_CMODIO
740 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
741 select MFD_CORE
742 depends on PCI
743 help
744 This is the core driver for the Janz CMOD-IO PCI MODULbus
745 carrier board. This device is a PCI to MODULbus bridge which may
746 host many different types of MODULbus daughterboards, including
747 CAN and GPIO controllers.
748
749 config MFD_KEMPLD
750 tristate "Kontron module PLD device"
751 select MFD_CORE
752 help
753 This is the core driver for the PLD (Programmable Logic Device) found
754 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
755 well as on some other Kontron products. The PLD device may provide
756 functions like watchdog, GPIO, UART and I2C bus.
757
758 This driver can also be built as a module. If so, the module
759 will be called kempld-core.
760
761 config MFD_88PM800
762 tristate "Marvell 88PM800"
763 depends on I2C
764 select REGMAP_I2C
765 select REGMAP_IRQ
766 select MFD_CORE
767 help
768 This supports for Marvell 88PM800 Power Management IC.
769 This includes the I2C driver and the core APIs _only_, you have to
770 select individual components like voltage regulators, RTC and
771 battery-charger under the corresponding menus.
772
773 config MFD_88PM805
774 tristate "Marvell 88PM805"
775 depends on I2C
776 select REGMAP_I2C
777 select REGMAP_IRQ
778 select MFD_CORE
779 help
780 This supports for Marvell 88PM805 Power Management IC. This includes
781 the I2C driver and the core APIs _only_, you have to select individual
782 components like codec device, headset/Mic device under the
783 corresponding menus.
784
785 config MFD_88PM860X
786 bool "Marvell 88PM8606/88PM8607"
787 depends on I2C=y
788 select REGMAP_I2C
789 select MFD_CORE
790 help
791 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
792 This includes the I2C driver and the core APIs _only_, you have to
793 select individual components like voltage regulators, RTC and
794 battery-charger under the corresponding menus.
795
796 config MFD_MAX14577
797 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
798 depends on I2C
799 select MFD_CORE
800 select REGMAP_I2C
801 select REGMAP_IRQ
802 select IRQ_DOMAIN
803 help
804 Say yes here to add support for Maxim Semiconductor MAX14577 and
805 MAX77836 Micro-USB ICs with battery charger.
806 This driver provides common support for accessing the device;
807 additional drivers must be enabled in order to use the functionality
808 of the device.
809
810 config MFD_MAX77541
811 tristate "Analog Devices MAX77541/77540 PMIC Support"
812 depends on I2C=y
813 select MFD_CORE
814 select REGMAP_I2C
815 select REGMAP_IRQ
816 help
817 Say yes here to add support for Analog Devices MAX77541 and
818 MAX77540 Power Management ICs. This driver provides
819 common support for accessing the device; additional drivers
820 must be enabled in order to use the functionality of the device.
821 There are regulators and adc.
822
823 config MFD_MAX77620
824 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
825 depends on I2C=y
826 depends on OF
827 select MFD_CORE
828 select REGMAP_I2C
829 select REGMAP_IRQ
830 select IRQ_DOMAIN
831 help
832 Say yes here to add support for Maxim Semiconductor MAX77620 and
833 MAX20024 which are Power Management IC with General purpose pins,
834 RTC, regulators, clock generator, watchdog etc. This driver
835 provides common support for accessing the device; additional drivers
836 must be enabled in order to use the functionality of the device.
837
838 config MFD_MAX77650
839 tristate "Maxim MAX77650/77651 PMIC Support"
840 depends on I2C
841 depends on OF
842 select MFD_CORE
843 select REGMAP_I2C
844 select REGMAP_IRQ
845 help
846 Say Y here to add support for Maxim Semiconductor MAX77650 and
847 MAX77651 Power Management ICs. This is the core multifunction
848 driver for interacting with the device. The module name is
849 'max77650'. Additional drivers can be enabled in order to use
850 the following functionalities of the device: GPIO, regulator,
851 charger, LED, onkey.
852
853 config MFD_MAX77686
854 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
855 depends on I2C
856 depends on OF
857 select MFD_CORE
858 select REGMAP_I2C
859 select REGMAP_IRQ
860 select IRQ_DOMAIN
861 help
862 Say yes here to add support for Maxim Semiconductor MAX77686 and
863 MAX77802 which are Power Management IC with an RTC on chip.
864 This driver provides common support for accessing the device;
865 additional drivers must be enabled in order to use the functionality
866 of the device.
867
868 config MFD_MAX77693
869 tristate "Maxim Semiconductor MAX77693 PMIC Support"
870 depends on I2C
871 select MFD_CORE
872 select REGMAP_I2C
873 select REGMAP_IRQ
874 help
875 Say yes here to add support for Maxim Semiconductor MAX77693.
876 This is a companion Power Management IC with Flash, Haptic, Charger,
877 and MUIC(Micro USB Interface Controller) controls on chip.
878 This driver provides common support for accessing the device;
879 additional drivers must be enabled in order to use the functionality
880 of the device.
881
882 config MFD_MAX77714
883 tristate "Maxim Semiconductor MAX77714 PMIC Support"
884 depends on I2C
885 depends on OF
886 select MFD_CORE
887 select REGMAP_I2C
888 help
889 Say yes here to add support for Maxim Semiconductor MAX77714.
890 This is a Power Management IC with 4 buck regulators, 9
891 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
892 provides common support for accessing the device; additional
893 drivers must be enabled in order to use each functionality of the
894 device.
895
896 config MFD_MAX77843
897 bool "Maxim Semiconductor MAX77843 PMIC Support"
898 depends on I2C=y
899 select MFD_CORE
900 select REGMAP_I2C
901 select REGMAP_IRQ
902 help
903 Say yes here to add support for Maxim Semiconductor MAX77843.
904 This is companion Power Management IC with LEDs, Haptic, Charger,
905 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
906 This driver provides common support for accessing the device;
907 additional drivers must be enabled in order to use the functionality
908 of the device.
909
910 config MFD_MAX8907
911 tristate "Maxim Semiconductor MAX8907 PMIC Support"
912 select MFD_CORE
913 depends on I2C
914 select REGMAP_I2C
915 select REGMAP_IRQ
916 help
917 Say yes here to add support for Maxim Semiconductor MAX8907. This is
918 a Power Management IC. This driver provides common support for
919 accessing the device; additional drivers must be enabled in order
920 to use the functionality of the device.
921
922 config MFD_MAX8925
923 bool "Maxim Semiconductor MAX8925 PMIC Support"
924 depends on I2C=y
925 select MFD_CORE
926 help
927 Say yes here to add support for Maxim Semiconductor MAX8925. This is
928 a Power Management IC. This driver provides common support for
929 accessing the device, additional drivers must be enabled in order
930 to use the functionality of the device.
931
932 config MFD_MAX8997
933 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
934 depends on I2C=y
935 select MFD_CORE
936 select IRQ_DOMAIN
937 help
938 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
939 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
940 MUIC controls on chip.
941 This driver provides common support for accessing the device;
942 additional drivers must be enabled in order to use the functionality
943 of the device.
944
945 config MFD_MAX8998
946 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
947 depends on I2C=y
948 select MFD_CORE
949 select IRQ_DOMAIN
950 help
951 Say yes here to add support for Maxim Semiconductor MAX8998 and
952 National Semiconductor LP3974. This is a Power Management IC.
953 This driver provides common support for accessing the device,
954 additional drivers must be enabled in order to use the functionality
955 of the device.
956
957 config MFD_MT6360
958 tristate "Mediatek MT6360 SubPMIC"
959 select MFD_CORE
960 select REGMAP_I2C
961 select REGMAP_IRQ
962 select CRC8
963 depends on I2C
964 help
965 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
966 PMU part includes Charger, Flashlight, RGB LED
967 PMIC part includes 2-channel BUCKs and 2-channel LDOs
968 LDO part includes 4-channel LDOs
969
970 config MFD_MT6370
971 tristate "MediaTek MT6370 SubPMIC"
972 select MFD_CORE
973 select REGMAP_I2C
974 select REGMAP_IRQ
975 depends on I2C
976 help
977 Say Y here to enable MT6370 SubPMIC functional support.
978 It consists of a single cell battery charger with ADC monitoring, RGB
979 LEDs, dual channel flashlight, WLED backlight driver, display bias
980 voltage supply, one general purpose LDO, and the USB Type-C & PD
981 controller complies with the latest USB Type-C and PD standards.
982
983 This driver can also be built as a module. If so, the module
984 will be called "mt6370".
985
986 config MFD_MT6397
987 tristate "MediaTek MT6397 PMIC Support"
988 select MFD_CORE
989 select IRQ_DOMAIN
990 help
991 Say yes here to add support for MediaTek MT6397 PMIC. This is
992 a Power Management IC. This driver provides common support for
993 accessing the device; additional drivers must be enabled in order
994 to use the functionality of the device.
995
996 config MFD_MENF21BMC
997 tristate "MEN 14F021P00 Board Management Controller Support"
998 depends on I2C
999 select MFD_CORE
1000 help
1001 Say yes here to add support for the MEN 14F021P00 BMC
1002 which is a Board Management Controller connected to the I2C bus.
1003 The device supports multiple sub-devices like LED, HWMON and WDT.
1004 This driver provides common support for accessing the devices;
1005 additional drivers must be enabled in order to use the
1006 functionality of the BMC device.
1007
1008 This driver can also be built as a module. If so the module
1009 will be called menf21bmc.
1010
1011 config MFD_OCELOT
1012 tristate "Microsemi Ocelot External Control Support"
1013 depends on SPI_MASTER
1014 select MFD_CORE
1015 select REGMAP_SPI
1016 help
1017 Ocelot is a family of networking chips that support multiple ethernet
1018 and fibre interfaces. In addition to networking, they contain several
1019 other functions, including pinctrl, MDIO, and communication with
1020 external chips. While some chips have an internal processor capable of
1021 running an OS, others don't. All chips can be controlled externally
1022 through different interfaces, including SPI, I2C, and PCIe.
1023
1024 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1025 VSC7513, VSC7514) controlled externally.
1026
1027 To compile this driver as a module, choose M here: the module will be
1028 called ocelot-soc.
1029
1030 If unsure, say N.
1031
1032 config EZX_PCAP
1033 bool "Motorola EZXPCAP Support"
1034 depends on SPI_MASTER
1035 help
1036 This enables the PCAP ASIC present on EZX Phones. This is
1037 needed for MMC, TouchScreen, Sound, USB, etc..
1038
1039 config MFD_CPCAP
1040 tristate "Support for Motorola CPCAP"
1041 depends on SPI
1042 depends on OF
1043 select MFD_CORE
1044 select REGMAP_SPI
1045 select REGMAP_IRQ
1046 help
1047 Say yes here if you want to include driver for CPCAP.
1048 It is used on many Motorola phones and tablets as a PMIC.
1049 At least Motorola Droid 4 is known to use CPCAP.
1050
1051 config MFD_VIPERBOARD
1052 tristate "Nano River Technologies Viperboard"
1053 select MFD_CORE
1054 depends on USB
1055 default n
1056 help
1057 Say yes here if you want support for Nano River Technologies
1058 Viperboard.
1059 There are mfd cell drivers available for i2c master, adc and
1060 both gpios found on the board. The spi part does not yet
1061 have a driver.
1062 You need to select the mfd cell drivers separately.
1063 The drivers do not support all features the board exposes.
1064
1065 config MFD_NTXEC
1066 tristate "Netronix embedded controller (EC)"
1067 depends on OF
1068 depends on I2C
1069 select REGMAP_I2C
1070 select MFD_CORE
1071 help
1072 Say yes here if you want to support the embedded controller found in
1073 certain e-book readers designed by the original design manufacturer
1074 Netronix.
1075
1076 config MFD_RETU
1077 tristate "Nokia Retu and Tahvo multi-function device"
1078 select MFD_CORE
1079 depends on I2C
1080 select REGMAP_IRQ
1081 help
1082 Retu and Tahvo are a multi-function devices found on Nokia
1083 Internet Tablets (770, N800 and N810).
1084
1085 config MFD_PCF50633
1086 tristate "NXP PCF50633"
1087 depends on I2C
1088 select REGMAP_I2C
1089 help
1090 Say yes here if you have NXP PCF50633 chip on your board.
1091 This core driver provides register access and IRQ handling
1092 facilities, and registers devices for the various functions
1093 so that function-specific drivers can bind to them.
1094
1095 config PCF50633_ADC
1096 tristate "NXP PCF50633 ADC"
1097 depends on MFD_PCF50633
1098 help
1099 Say yes here if you want to include support for ADC in the
1100 NXP PCF50633 chip.
1101
1102 config PCF50633_GPIO
1103 tristate "NXP PCF50633 GPIO"
1104 depends on MFD_PCF50633
1105 help
1106 Say yes here if you want to include support GPIO for pins on
1107 the PCF50633 chip.
1108
1109 config MFD_PM8XXX
1110 tristate "Qualcomm PM8xxx PMIC chips driver"
1111 depends on (ARM || HEXAGON || COMPILE_TEST)
1112 select IRQ_DOMAIN_HIERARCHY
1113 select MFD_CORE
1114 select REGMAP
1115 help
1116 If you say yes to this option, support will be included for the
1117 built-in PM8xxx PMIC chips.
1118
1119 This is required if your board has a PM8xxx and uses its features,
1120 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1121
1122 Say M here if you want to include support for PM8xxx chips as a
1123 module. This will build a module called "pm8xxx-core".
1124
1125 config MFD_QCOM_RPM
1126 tristate "Qualcomm Resource Power Manager (RPM)"
1127 depends on ARCH_QCOM && OF
1128 help
1129 If you say yes to this option, support will be included for the
1130 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1131 8064 based devices.
1132
1133 This is required to access many regulators, clocks and bus
1134 frequencies controlled by the RPM on these devices.
1135
1136 Say M here if you want to include support for the Qualcomm RPM as a
1137 module. This will build a module called "qcom_rpm".
1138
1139 config MFD_SPMI_PMIC
1140 tristate "Qualcomm SPMI PMICs"
1141 depends on ARCH_QCOM || COMPILE_TEST
1142 depends on OF
1143 depends on SPMI
1144 select REGMAP_SPMI
1145 help
1146 This enables support for the Qualcomm SPMI PMICs.
1147 These PMICs are currently used with the Snapdragon 800 series of
1148 SoCs. Note, that this will only be useful paired with descriptions
1149 of the independent functions as children nodes in the device tree.
1150
1151 Say M here if you want to include support for the SPMI PMIC
1152 series as a module. The module will be called "qcom-spmi-pmic".
1153
1154 config MFD_SY7636A
1155 tristate "Silergy SY7636A voltage regulator"
1156 depends on I2C
1157 select MFD_SIMPLE_MFD_I2C
1158 help
1159 Enable support for Silergy SY7636A voltage regulator.
1160
1161 To enable support for building sub-devices as modules,
1162 choose M here.
1163
1164 config MFD_RDC321X
1165 tristate "RDC R-321x southbridge"
1166 select MFD_CORE
1167 depends on PCI
1168 help
1169 Say yes here if you want to have support for the RDC R-321x SoC
1170 southbridge which provides access to GPIOs and Watchdog using the
1171 southbridge PCI device configuration space.
1172
1173 config MFD_RT4831
1174 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1175 depends on I2C
1176 select MFD_CORE
1177 select REGMAP_I2C
1178 help
1179 This enables support for the Richtek RT4831 that includes 4 channel
1180 WLED driving and Display Bias Voltage. It's commonly used to provide
1181 power to the LCD display and LCD backlight.
1182
1183 config MFD_RT5033
1184 tristate "Richtek RT5033 Power Management IC"
1185 depends on I2C
1186 select MFD_CORE
1187 select REGMAP_I2C
1188 select REGMAP_IRQ
1189 help
1190 This driver provides for the Richtek RT5033 Power Management IC,
1191 which includes the I2C driver and the Core APIs. This driver provides
1192 common support for accessing the device. The device supports multiple
1193 sub-devices like charger, fuel gauge, flash LED, current source,
1194 LDO and Buck.
1195
1196 config MFD_RT5120
1197 tristate "Richtek RT5120 Power Management IC"
1198 depends on I2C
1199 select MFD_CORE
1200 select REGMAP_I2C
1201 select REGMAP_IRQ
1202 help
1203 The enables support for Richtek RT5120 PMIC. It includes four high
1204 efficiency buck converters and one LDO voltage regulator. The device
1205 is targeted at providing the CPU voltage, memory, I/O and peripheral
1206 power rails in home entertainment devices.
1207
1208 config MFD_RC5T583
1209 bool "Ricoh RC5T583 Power Management system device"
1210 depends on I2C=y
1211 select MFD_CORE
1212 select REGMAP_I2C
1213 help
1214 Select this option to get support for the RICOH583 Power
1215 Management system device.
1216 This driver provides common support for accessing the device
1217 through i2c interface. The device supports multiple sub-devices
1218 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1219 Additional drivers must be enabled in order to use the
1220 different functionality of the device.
1221
1222 config MFD_RK8XX
1223 tristate
1224 select MFD_CORE
1225
1226 config MFD_RK8XX_I2C
1227 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1228 depends on I2C && OF
1229 select MFD_CORE
1230 select REGMAP_I2C
1231 select REGMAP_IRQ
1232 select MFD_RK8XX
1233 help
1234 If you say yes here you get support for the RK805, RK808, RK809,
1235 RK817 and RK818 Power Management chips.
1236 This driver provides common support for accessing the device
1237 through I2C interface. The device supports multiple sub-devices
1238 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1239
1240 config MFD_RK8XX_SPI
1241 tristate "Rockchip RK806 Power Management Chip"
1242 depends on SPI && OF
1243 select MFD_CORE
1244 select REGMAP_SPI
1245 select REGMAP_IRQ
1246 select MFD_RK8XX
1247 help
1248 If you say yes here you get support for the RK806 Power Management
1249 chip.
1250 This driver provides common support for accessing the device
1251 through an SPI interface. The device supports multiple sub-devices
1252 including interrupts, LDO & DCDC regulators, and power on-key.
1253
1254 config MFD_RN5T618
1255 tristate "Ricoh RN5T567/618 PMIC"
1256 depends on I2C
1257 depends on OF
1258 select MFD_CORE
1259 select REGMAP_I2C
1260 select REGMAP_IRQ
1261 help
1262 Say yes here to add support for the Ricoh RN5T567,
1263 RN5T618, RC5T619 PMIC.
1264 This driver provides common support for accessing the device,
1265 additional drivers must be enabled in order to use the
1266 functionality of the device.
1267
1268 config MFD_SEC_CORE
1269 tristate "Samsung Electronics PMIC Series Support"
1270 depends on I2C=y
1271 depends on OF
1272 select MFD_CORE
1273 select REGMAP_I2C
1274 select REGMAP_IRQ
1275 help
1276 Support for the Samsung Electronics PMIC devices coming
1277 usually along with Samsung Exynos SoC chipset.
1278 This driver provides common support for accessing the device,
1279 additional drivers must be enabled in order to use the functionality
1280 of the device
1281
1282 To compile this driver as a module, choose M here: the
1283 module will be called sec-core.
1284 Have in mind that important core drivers (like regulators) depend
1285 on this driver so building this as a module might require proper
1286 initial ramdisk or might not boot up as well in certain scenarios.
1287
1288 config MFD_SI476X_CORE
1289 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1290 depends on I2C
1291 select MFD_CORE
1292 select REGMAP_I2C
1293 help
1294 This is the core driver for the SI476x series of AM/FM
1295 radio. This MFD driver connects the radio-si476x V4L2 module
1296 and the si476x audio codec.
1297
1298 To compile this driver as a module, choose M here: the
1299 module will be called si476x-core.
1300
1301 config MFD_SIMPLE_MFD_I2C
1302 tristate
1303 depends on I2C
1304 select MFD_CORE
1305 select REGMAP_I2C
1306 help
1307 This driver creates a single register map with the intention for it
1308 to be shared by all sub-devices.
1309
1310 Once the register map has been successfully initialised, any
1311 sub-devices represented by child nodes in Device Tree will be
1312 subsequently registered.
1313
1314 config MFD_SL28CPLD
1315 tristate "Kontron sl28cpld Board Management Controller"
1316 depends on I2C
1317 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1318 select MFD_SIMPLE_MFD_I2C
1319 help
1320 Say yes here to enable support for the Kontron sl28cpld board
1321 management controller.
1322
1323 It can be found on the following boards:
1324 * SMARC-sAL28
1325
1326 config MFD_SM501
1327 tristate "Silicon Motion SM501"
1328 depends on HAS_DMA
1329 help
1330 This is the core driver for the Silicon Motion SM501 multimedia
1331 companion chip. This device is a multifunction device which may
1332 provide numerous interfaces including USB host controller, USB gadget,
1333 asynchronous serial ports, audio functions, and a dual display video
1334 interface. The device may be connected by PCI or local bus with
1335 varying functions enabled.
1336
1337 config MFD_SM501_GPIO
1338 bool "Export GPIO via GPIO layer"
1339 depends on MFD_SM501 && GPIOLIB
1340 help
1341 This option uses the gpio library layer to export the 64 GPIO
1342 lines on the SM501. The platform data is used to supply the
1343 base number for the first GPIO line to register.
1344
1345 config MFD_SKY81452
1346 tristate "Skyworks Solutions SKY81452"
1347 select MFD_CORE
1348 select REGMAP_I2C
1349 depends on I2C
1350 help
1351 This is the core driver for the Skyworks SKY81452 backlight and
1352 voltage regulator device.
1353
1354 This driver can also be built as a module. If so, the module
1355 will be called sky81452.
1356
1357 config MFD_SC27XX_PMIC
1358 tristate "Spreadtrum SC27xx PMICs"
1359 depends on ARCH_SPRD || COMPILE_TEST
1360 depends on SPI_MASTER
1361 select MFD_CORE
1362 select REGMAP_SPI
1363 select REGMAP_IRQ
1364 help
1365 This enables support for the Spreadtrum SC27xx PMICs with SPI
1366 interface. The SC27xx series PMICs integrate power management,
1367 audio codec, battery management and user interface support
1368 function (such as RTC, Typec, indicator and so on) in a single chip.
1369
1370 This driver provides common support for accessing the SC27xx PMICs,
1371 and it also adds the irq_chip parts for handling the PMIC chip events.
1372
1373 config RZ_MTU3
1374 tristate "Renesas RZ/G2L MTU3a core driver"
1375 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
1376 select MFD_CORE
1377 help
1378 Select this option to enable Renesas RZ/G2L MTU3a core driver for
1379 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available
1380 on SoCs from Renesas. The core driver shares the clk and channel
1381 register access for the other child devices like Counter, PWM,
1382 Clock Source, and Clock event.
1383
1384 config ABX500_CORE
1385 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1386 depends on ARCH_U8500 || COMPILE_TEST
1387 default y if ARCH_U8500
1388 help
1389 Say yes here if you have the ABX500 Mixed Signal IC family
1390 chips. This core driver expose register access functions.
1391 Functionality specific drivers using these functions can
1392 remain unchanged when IC changes. Binding of the functions to
1393 actual register access is done by the IC core driver.
1394
1395 config AB8500_CORE
1396 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1397 depends on ABX500_CORE && MFD_DB8500_PRCMU
1398 select POWER_SUPPLY
1399 select MFD_CORE
1400 select IRQ_DOMAIN
1401 help
1402 Select this option to enable access to AB8500 power management
1403 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1404 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1405 the irq_chip parts for handling the Mixed Signal chip events.
1406 This chip embeds various other multimedia functionalities as well.
1407
1408 config MFD_DB8500_PRCMU
1409 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1410 depends on UX500_SOC_DB8500
1411 select MFD_CORE
1412 help
1413 Select this option to enable support for the DB8500 Power Reset
1414 and Control Management Unit. This is basically an autonomous
1415 system controller running an XP70 microprocessor, which is accessed
1416 through a register map.
1417
1418 config MFD_STMPE
1419 bool "STMicroelectronics STMPE"
1420 depends on (I2C=y || SPI_MASTER=y)
1421 depends on OF
1422 select MFD_CORE
1423 help
1424 Support for the STMPE family of I/O Expanders from
1425 STMicroelectronics.
1426
1427 Currently supported devices are:
1428
1429 STMPE811: GPIO, Touchscreen, ADC
1430 STMPE1601: GPIO, Keypad
1431 STMPE1801: GPIO, Keypad
1432 STMPE2401: GPIO, Keypad
1433 STMPE2403: GPIO, Keypad
1434
1435 This driver provides common support for accessing the device,
1436 additional drivers must be enabled in order to use the functionality
1437 of the device. Currently available sub drivers are:
1438
1439 GPIO: stmpe-gpio
1440 Keypad: stmpe-keypad
1441 Touchscreen: stmpe-ts
1442 ADC: stmpe-adc
1443
1444 menu "STMicroelectronics STMPE Interface Drivers"
1445 depends on MFD_STMPE
1446
1447 config STMPE_I2C
1448 bool "STMicroelectronics STMPE I2C Interface"
1449 depends on I2C=y
1450 default y
1451 help
1452 This is used to enable I2C interface of STMPE
1453
1454 config STMPE_SPI
1455 bool "STMicroelectronics STMPE SPI Interface"
1456 depends on SPI_MASTER
1457 help
1458 This is used to enable SPI interface of STMPE
1459 endmenu
1460
1461 config MFD_STA2X11
1462 bool "STMicroelectronics STA2X11"
1463 depends on STA2X11
1464 select MFD_CORE
1465 select REGMAP_MMIO
1466
1467 config MFD_SUN6I_PRCM
1468 bool "Allwinner A31/A23/A33 PRCM controller"
1469 depends on ARCH_SUNXI || COMPILE_TEST
1470 select MFD_CORE
1471 help
1472 Support for the PRCM (Power/Reset/Clock Management) unit available
1473 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1474 hardware, but they do not use this driver.
1475
1476 config MFD_SYSCON
1477 bool "System Controller Register R/W Based on Regmap"
1478 select REGMAP_MMIO
1479 help
1480 Select this option to enable accessing system control registers
1481 via regmap.
1482
1483 config MFD_TI_AM335X_TSCADC
1484 tristate "TI ADC / Touch Screen chip support"
1485 select MFD_CORE
1486 select REGMAP
1487 select REGMAP_MMIO
1488 help
1489 If you say yes here you get support for Texas Instruments series
1490 of Touch Screen /ADC chips.
1491 To compile this driver as a module, choose M here: the
1492 module will be called ti_am335x_tscadc.
1493
1494 config MFD_LP3943
1495 tristate "TI/National Semiconductor LP3943 MFD Driver"
1496 depends on I2C
1497 select MFD_CORE
1498 select REGMAP_I2C
1499 help
1500 Support for the TI/National Semiconductor LP3943.
1501 This driver consists of GPIO and PWM drivers.
1502 With these functionalities, it can be used for LED string control or
1503 general usage such like a GPIO controller and a PWM controller.
1504
1505 config MFD_LP8788
1506 bool "TI LP8788 Power Management Unit Driver"
1507 depends on I2C=y
1508 select MFD_CORE
1509 select REGMAP_I2C
1510 select IRQ_DOMAIN
1511 help
1512 TI LP8788 PMU supports regulators, battery charger, RTC,
1513 ADC, backlight driver and current sinks.
1514
1515 config MFD_TI_LMU
1516 tristate "TI Lighting Management Unit driver"
1517 depends on I2C
1518 select MFD_CORE
1519 select REGMAP_I2C
1520 help
1521 Say yes here to enable support for TI LMU chips.
1522 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1523 LM36274. It consists of backlight, LED and regulator driver.
1524 It provides consistent device controls for lighting functions.
1525
1526 config MFD_OMAP_USB_HOST
1527 bool "TI OMAP USBHS core and TLL driver"
1528 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1529 depends on COMMON_CLK
1530 default y
1531 help
1532 This is the core driver for the OAMP EHCI and OHCI drivers.
1533 This MFD driver does the required setup functionalities for
1534 OMAP USB Host drivers.
1535
1536 config MFD_PALMAS
1537 tristate "TI Palmas series chips"
1538 select MFD_CORE
1539 select REGMAP_I2C
1540 select REGMAP_IRQ
1541 depends on I2C=y
1542 help
1543 If you say yes here you get support for the Palmas
1544 series of PMIC chips from Texas Instruments.
1545
1546 config TPS6105X
1547 tristate "TI TPS61050/61052 Boost Converters"
1548 depends on I2C
1549 select REGMAP_I2C
1550 select REGULATOR
1551 select MFD_CORE
1552 select REGULATOR_FIXED_VOLTAGE
1553 help
1554 This option enables a driver for the TP61050/TPS61052
1555 high-power "white LED driver". This boost converter is
1556 sometimes used for other things than white LEDs, and
1557 also contains a GPIO pin.
1558
1559 config TPS65010
1560 tristate "TI TPS6501x Power Management chips"
1561 depends on I2C && GPIOLIB
1562 default MACH_OMAP_OSK
1563 help
1564 If you say yes here you get support for the TPS6501x series of
1565 Power Management chips. These include voltage regulators,
1566 lithium ion/polymer battery charging, and other features that
1567 are often used in portable devices like cell phones and cameras.
1568
1569 This driver can also be built as a module. If so, the module
1570 will be called tps65010.
1571
1572 config TPS6507X
1573 tristate "TI TPS6507x Power Management / Touch Screen chips"
1574 select MFD_CORE
1575 depends on I2C
1576 help
1577 If you say yes here you get support for the TPS6507x series of
1578 Power Management / Touch Screen chips. These include voltage
1579 regulators, lithium ion/polymer battery charging, touch screen
1580 and other features that are often used in portable devices.
1581 This driver can also be built as a module. If so, the module
1582 will be called tps6507x.
1583
1584 config MFD_TPS65086
1585 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1586 select MFD_CORE
1587 select REGMAP
1588 select REGMAP_IRQ
1589 select REGMAP_I2C
1590 depends on I2C
1591 help
1592 If you say yes here you get support for the TPS65086 series of
1593 Power Management chips.
1594 This driver provides common support for accessing the device,
1595 additional drivers must be enabled in order to use the
1596 functionality of the device.
1597
1598 config TPS65911_COMPARATOR
1599 tristate
1600
1601 config MFD_TPS65090
1602 bool "TI TPS65090 Power Management chips"
1603 depends on I2C=y
1604 select MFD_CORE
1605 select REGMAP_I2C
1606 select REGMAP_IRQ
1607 help
1608 If you say yes here you get support for the TPS65090 series of
1609 Power Management chips.
1610 This driver provides common support for accessing the device,
1611 additional drivers must be enabled in order to use the
1612 functionality of the device.
1613
1614 config MFD_TPS65217
1615 tristate "TI TPS65217 Power Management / White LED chips"
1616 depends on I2C && OF
1617 select MFD_CORE
1618 select REGMAP_I2C
1619 select IRQ_DOMAIN
1620 help
1621 If you say yes here you get support for the TPS65217 series of
1622 Power Management / White LED chips.
1623 These include voltage regulators, lithium ion/polymer battery
1624 charger, wled and other features that are often used in portable
1625 devices.
1626
1627 This driver can also be built as a module. If so, the module
1628 will be called tps65217.
1629
1630 config MFD_TI_LP873X
1631 tristate "TI LP873X Power Management IC"
1632 depends on I2C
1633 select MFD_CORE
1634 select REGMAP_I2C
1635 help
1636 If you say yes here then you get support for the LP873X series of
1637 Power Management Integrated Circuits (PMIC).
1638 These include voltage regulators, thermal protection, configurable
1639 General Purpose Outputs (GPO) that are used in portable devices.
1640
1641 This driver can also be built as a module. If so, the module
1642 will be called lp873x.
1643
1644 config MFD_TI_LP87565
1645 tristate "TI LP87565 Power Management IC"
1646 depends on I2C && OF
1647 select MFD_CORE
1648 select REGMAP_I2C
1649 help
1650 If you say yes here then you get support for the LP87565 series of
1651 Power Management Integrated Circuits (PMIC).
1652 These include voltage regulators, thermal protection, configurable
1653 General Purpose Outputs (GPO) that are used in portable devices.
1654
1655 This driver can also be built as a module. If so, the module
1656 will be called lp87565.
1657
1658 config MFD_TPS65218
1659 tristate "TI TPS65218 Power Management chips"
1660 depends on I2C && OF
1661 select MFD_CORE
1662 select REGMAP_I2C
1663 select REGMAP_IRQ
1664 help
1665 If you say yes here you get support for the TPS65218 series of
1666 Power Management chips.
1667 These include voltage regulators, gpio and other features
1668 that are often used in portable devices.
1669
1670 This driver can also be built as a module. If so, the module
1671 will be called tps65218.
1672
1673 config MFD_TPS65219
1674 tristate "TI TPS65219 Power Management IC"
1675 depends on I2C && OF
1676 select MFD_CORE
1677 select REGMAP_I2C
1678 select REGMAP_IRQ
1679 help
1680 If you say yes here you get support for the TPS65219 series of Power
1681 Management ICs. These include voltage regulators, GPIOs and
1682 push/power button that is often used in portable devices.
1683
1684 This driver can also be built as a module. If so, the module
1685 will be called tps65219.
1686
1687 config MFD_TPS6586X
1688 bool "TI TPS6586x Power Management chips"
1689 depends on I2C=y
1690 select MFD_CORE
1691 select REGMAP_I2C
1692 help
1693 If you say yes here you get support for the TPS6586X series of
1694 Power Management chips.
1695 This driver provides common support for accessing the device,
1696 additional drivers must be enabled in order to use the
1697 functionality of the device.
1698
1699 This driver can also be built as a module. If so, the module
1700 will be called tps6586x.
1701
1702 config MFD_TPS65910
1703 bool "TI TPS65910 Power Management chip"
1704 depends on I2C=y
1705 depends on GPIOLIB || COMPILE_TEST
1706 select MFD_CORE
1707 select REGMAP_I2C
1708 select REGMAP_IRQ
1709 select IRQ_DOMAIN
1710 help
1711 if you say yes here you get support for the TPS65910 series of
1712 Power Management chips.
1713
1714 config MFD_TPS65912
1715 tristate
1716 select MFD_CORE
1717 select REGMAP
1718 select REGMAP_IRQ
1719
1720 config MFD_TPS65912_I2C
1721 tristate "TI TPS65912 Power Management chip with I2C"
1722 select MFD_TPS65912
1723 select REGMAP_I2C
1724 depends on I2C
1725 help
1726 If you say yes here you get support for the TPS65912 series of
1727 PM chips with I2C interface.
1728
1729 config MFD_TPS65912_SPI
1730 tristate "TI TPS65912 Power Management chip with SPI"
1731 select MFD_TPS65912
1732 select REGMAP_SPI
1733 depends on SPI_MASTER
1734 help
1735 If you say yes here you get support for the TPS65912 series of
1736 PM chips with SPI interface.
1737
1738 config MFD_TPS6594
1739 tristate
1740 select MFD_CORE
1741 select REGMAP
1742 select REGMAP_IRQ
1743
1744 config MFD_TPS6594_I2C
1745 tristate "TI TPS6594 Power Management chip with I2C"
1746 select MFD_TPS6594
1747 select REGMAP_I2C
1748 select CRC8
1749 depends on I2C
1750 help
1751 If you say yes here you get support for the TPS6594 series of
1752 PM chips with I2C interface.
1753
1754 This driver can also be built as a module. If so, the module
1755 will be called tps6594-i2c.
1756
1757 config MFD_TPS6594_SPI
1758 tristate "TI TPS6594 Power Management chip with SPI"
1759 select MFD_TPS6594
1760 select REGMAP_SPI
1761 select CRC8
1762 depends on SPI_MASTER
1763 help
1764 If you say yes here you get support for the TPS6594 series of
1765 PM chips with SPI interface.
1766
1767 This driver can also be built as a module. If so, the module
1768 will be called tps6594-spi.
1769
1770 config TWL4030_CORE
1771 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1772 depends on I2C=y
1773 select IRQ_DOMAIN
1774 select REGMAP_I2C
1775 help
1776 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1777 This core driver provides register access and IRQ handling
1778 facilities, and registers devices for the various functions
1779 so that function-specific drivers can bind to them.
1780
1781 These multi-function chips are found on many OMAP2 and OMAP3
1782 boards, providing power management, RTC, GPIO, keypad, a
1783 high speed USB OTG transceiver, an audio codec (on most
1784 versions) and many other features.
1785
1786 config TWL4030_POWER
1787 bool "TI TWL4030 power resources"
1788 depends on TWL4030_CORE && ARM
1789 help
1790 Say yes here if you want to use the power resources on the
1791 TWL4030 family chips. Most of these resources are regulators,
1792 which have a separate driver; some are control signals, such
1793 as clock request handshaking.
1794
1795 This driver uses board-specific data to initialize the resources
1796 and load scripts controlling which resources are switched off/on
1797 or reset when a sleep, wakeup or warm reset event occurs.
1798
1799 config MFD_TWL4030_AUDIO
1800 bool "TI TWL4030 Audio"
1801 depends on TWL4030_CORE
1802 select MFD_CORE
1803 default n
1804
1805 config TWL6040_CORE
1806 bool "TI TWL6040 audio codec"
1807 depends on I2C=y
1808 select MFD_CORE
1809 select REGMAP_I2C
1810 select REGMAP_IRQ
1811 default n
1812 help
1813 Say yes here if you want support for Texas Instruments TWL6040 audio
1814 codec.
1815 This driver provides common support for accessing the device,
1816 additional drivers must be enabled in order to use the
1817 functionality of the device (audio, vibra).
1818
1819 config MENELAUS
1820 bool "TI TWL92330/Menelaus PM chip"
1821 depends on I2C=y && ARCH_OMAP2
1822 help
1823 If you say yes here you get support for the Texas Instruments
1824 TWL92330/Menelaus Power Management chip. This include voltage
1825 regulators, Dual slot memory card transceivers, real-time clock
1826 and other features that are often used in portable devices like
1827 cell phones and PDAs.
1828
1829 config MFD_WL1273_CORE
1830 tristate "TI WL1273 FM radio"
1831 depends on I2C
1832 select MFD_CORE
1833 default n
1834 help
1835 This is the core driver for the TI WL1273 FM radio. This MFD
1836 driver connects the radio-wl1273 V4L2 module and the wl1273
1837 audio codec.
1838
1839 config MFD_LM3533
1840 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1841 depends on I2C
1842 select MFD_CORE
1843 select REGMAP_I2C
1844 help
1845 Say yes here to enable support for National Semiconductor / TI
1846 LM3533 Lighting Power chips.
1847
1848 This driver provides common support for accessing the device;
1849 additional drivers must be enabled in order to use the LED,
1850 backlight or ambient-light-sensor functionality of the device.
1851
1852 config MFD_TIMBERDALE
1853 tristate "Timberdale FPGA"
1854 select MFD_CORE
1855 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1856 help
1857 This is the core driver for the timberdale FPGA. This device is a
1858 multifunction device which exposes numerous platform devices.
1859
1860 The timberdale FPGA can be found on the Intel Atom development board
1861 for in-vehicle infontainment, called Russellville.
1862
1863 config MFD_TC3589X
1864 bool "Toshiba TC35892 and variants"
1865 depends on I2C=y
1866 depends on OF
1867 select MFD_CORE
1868 help
1869 Support for the Toshiba TC35892 and variants I/O Expander.
1870
1871 This driver provides common support for accessing the device,
1872 additional drivers must be enabled in order to use the
1873 functionality of the device.
1874
1875 config MFD_TQMX86
1876 tristate "TQ-Systems IO controller TQMX86"
1877 select MFD_CORE
1878 help
1879 Say yes here to enable support for various functions of the
1880 TQ-Systems IO controller and watchdog device, found on their
1881 ComExpress CPU modules.
1882
1883 config MFD_VX855
1884 tristate "VIA VX855/VX875 integrated south bridge"
1885 depends on PCI
1886 select MFD_CORE
1887 help
1888 Say yes here to enable support for various functions of the
1889 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1890 and/or vx855_gpio drivers for this to do anything useful.
1891
1892 config MFD_LOCHNAGAR
1893 bool "Cirrus Logic Lochnagar Audio Development Board"
1894 select MFD_CORE
1895 select REGMAP_I2C
1896 depends on I2C=y && OF
1897 help
1898 Support for Cirrus Logic Lochnagar audio development board.
1899
1900 config MFD_ARIZONA
1901 select REGMAP
1902 select REGMAP_IRQ
1903 select MFD_CORE
1904 tristate
1905
1906 config MFD_ARIZONA_I2C
1907 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1908 select MFD_ARIZONA
1909 select REGMAP_I2C
1910 depends on I2C
1911 help
1912 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1913 audio SoC core functionality controlled via I2C.
1914
1915 config MFD_ARIZONA_SPI
1916 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1917 select MFD_ARIZONA
1918 select REGMAP_SPI
1919 depends on SPI_MASTER
1920 help
1921 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1922 audio SoC core functionality controlled via SPI.
1923
1924 config MFD_CS47L24
1925 bool "Cirrus Logic CS47L24 and WM1831"
1926 depends on MFD_ARIZONA
1927 help
1928 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1929
1930 config MFD_WM5102
1931 bool "Wolfson Microelectronics WM5102"
1932 depends on MFD_ARIZONA
1933 help
1934 Support for Wolfson Microelectronics WM5102 low power audio SoC
1935
1936 config MFD_WM5110
1937 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1938 depends on MFD_ARIZONA
1939 help
1940 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1941 low power audio SoC
1942
1943 config MFD_WM8997
1944 bool "Wolfson Microelectronics WM8997"
1945 depends on MFD_ARIZONA
1946 help
1947 Support for Wolfson Microelectronics WM8997 low power audio SoC
1948
1949 config MFD_WM8998
1950 bool "Wolfson Microelectronics WM8998"
1951 depends on MFD_ARIZONA
1952 help
1953 Support for Wolfson Microelectronics WM8998 low power audio SoC
1954
1955 config MFD_WM8400
1956 bool "Wolfson Microelectronics WM8400"
1957 select MFD_CORE
1958 depends on I2C=y
1959 select REGMAP_I2C
1960 help
1961 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1962 CODEC. This driver provides common support for accessing
1963 the device, additional drivers must be enabled in order to use
1964 the functionality of the device.
1965
1966 config MFD_WM831X
1967 bool
1968
1969 config MFD_WM831X_I2C
1970 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1971 select MFD_CORE
1972 select MFD_WM831X
1973 select REGMAP_I2C
1974 select IRQ_DOMAIN
1975 depends on I2C=y
1976 help
1977 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1978 when controlled using I2C. This driver provides common support
1979 for accessing the device, additional drivers must be enabled in
1980 order to use the functionality of the device.
1981
1982 config MFD_WM831X_SPI
1983 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1984 select MFD_CORE
1985 select MFD_WM831X
1986 select REGMAP_SPI
1987 select IRQ_DOMAIN
1988 depends on SPI_MASTER
1989 help
1990 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1991 when controlled using SPI. This driver provides common support
1992 for accessing the device, additional drivers must be enabled in
1993 order to use the functionality of the device.
1994
1995 config MFD_WM8350
1996 bool
1997
1998 config MFD_WM8350_I2C
1999 bool "Wolfson Microelectronics WM8350 with I2C"
2000 select MFD_WM8350
2001 select REGMAP_I2C
2002 depends on I2C=y
2003 help
2004 The WM8350 is an integrated audio and power management
2005 subsystem with watchdog and RTC functionality for embedded
2006 systems. This option enables core support for the WM8350 with
2007 I2C as the control interface. Additional options must be
2008 selected to enable support for the functionality of the chip.
2009
2010 config MFD_WM8994
2011 tristate "Wolfson Microelectronics WM8994"
2012 select MFD_CORE
2013 select REGMAP_I2C
2014 select REGMAP_IRQ
2015 depends on I2C
2016 help
2017 The WM8994 is a highly integrated hi-fi CODEC designed for
2018 smartphone applications. As well as audio functionality it
2019 has on board GPIO and regulator functionality which is
2020 supported via the relevant subsystems. This driver provides
2021 core support for the WM8994, in order to use the actual
2022 functionality of the device other drivers must be enabled.
2023
2024 config MFD_WM97xx
2025 tristate "Wolfson Microelectronics WM97xx"
2026 select MFD_CORE
2027 select REGMAP_AC97
2028 select AC97_BUS_COMPAT
2029 depends on AC97_BUS_NEW
2030 help
2031 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2032 designed for smartphone applications. As well as audio functionality
2033 it has on board GPIO and a touchscreen functionality which is
2034 supported via the relevant subsystems. This driver provides core
2035 support for the WM97xx, in order to use the actual functionality of
2036 the device other drivers must be enabled.
2037
2038 config MFD_STW481X
2039 tristate "Support for ST Microelectronics STw481x"
2040 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2041 select REGMAP_I2C
2042 select MFD_CORE
2043 help
2044 Select this option to enable the STw481x chip driver used
2045 in various ST Microelectronics and ST-Ericsson embedded
2046 Nomadik series.
2047
2048 config MFD_ROHM_BD718XX
2049 tristate "ROHM BD71837 Power Management IC"
2050 depends on I2C=y
2051 depends on OF
2052 select REGMAP_I2C
2053 select REGMAP_IRQ
2054 select MFD_CORE
2055 help
2056 Select this option to get support for the ROHM BD71837
2057 Power Management ICs. BD71837 is designed to power processors like
2058 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2059 and emergency shut down as well as 32,768KHz clock output.
2060
2061 config MFD_ROHM_BD71828
2062 tristate "ROHM BD71828 and BD71815 Power Management IC"
2063 depends on I2C=y
2064 depends on OF
2065 select REGMAP_I2C
2066 select REGMAP_IRQ
2067 select MFD_CORE
2068 help
2069 Select this option to get support for the ROHM BD71828 and BD71815
2070 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2071 management ICs mainly for battery-powered portable devices.
2072 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2073 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2074 also a single-cell linear charger, a Coulomb counter, a real-time
2075 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2076
2077 config MFD_ROHM_BD957XMUF
2078 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2079 depends on I2C=y
2080 depends on OF
2081 select REGMAP_I2C
2082 select REGMAP_IRQ
2083 select MFD_CORE
2084 help
2085 Select this option to get support for the ROHM BD9576MUF and
2086 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2087 designed to be used to power R-Car series processors.
2088
2089 config MFD_STM32_LPTIMER
2090 tristate "Support for STM32 Low-Power Timer"
2091 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2092 select MFD_CORE
2093 select REGMAP
2094 select REGMAP_MMIO
2095 help
2096 Select this option to enable STM32 Low-Power Timer driver
2097 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2098 resources are also dealt with here.
2099
2100 To compile this driver as a module, choose M here: the
2101 module will be called stm32-lptimer.
2102
2103 config MFD_STM32_TIMERS
2104 tristate "Support for STM32 Timers"
2105 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2106 select MFD_CORE
2107 select REGMAP
2108 select REGMAP_MMIO
2109 help
2110 Select this option to enable STM32 timers driver used
2111 for PWM and IIO Timer. This driver allow to share the
2112 registers between the others drivers.
2113
2114 config MFD_STPMIC1
2115 tristate "Support for STPMIC1 PMIC"
2116 depends on (I2C=y && OF)
2117 select REGMAP_I2C
2118 select REGMAP_IRQ
2119 select MFD_CORE
2120 help
2121 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2122 key, watchdog and regulator functionalities which are supported via
2123 the relevant subsystems. This driver provides core support for the
2124 STPMIC1. In order to use the actual functionality of the device other
2125 drivers must be enabled.
2126
2127 To compile this driver as a module, choose M here: the
2128 module will be called stpmic1.
2129
2130 config MFD_STMFX
2131 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2132 depends on I2C
2133 depends on OF
2134 select MFD_CORE
2135 select REGMAP_I2C
2136 help
2137 Support for the STMicroelectronics Multi-Function eXpander.
2138
2139 This driver provides common support for accessing the device,
2140 additional drivers must be enabled in order to use the functionality
2141 of the device.
2142
2143 config MFD_WCD934X
2144 tristate "Support for WCD9340/WCD9341 Codec"
2145 depends on SLIMBUS
2146 select REGMAP
2147 select REGMAP_SLIMBUS
2148 select REGMAP_IRQ
2149 select MFD_CORE
2150 help
2151 Support for the Qualcomm WCD9340/WCD9341 Codec.
2152 This driver provides common support WCD934x audio codec and its
2153 associated Pin Controller, Soundwire Controller and Audio codec.
2154
2155 config MFD_ATC260X
2156 tristate
2157 select MFD_CORE
2158 select REGMAP
2159 select REGMAP_IRQ
2160
2161 config MFD_ATC260X_I2C
2162 tristate "Actions Semi ATC260x PMICs with I2C"
2163 select MFD_ATC260X
2164 select REGMAP_I2C
2165 depends on I2C
2166 help
2167 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2168
2169 This driver provides common support for accessing the ATC2603C
2170 and ATC2609A chip variants, additional drivers must be enabled
2171 in order to use the functionality of the device.
2172
2173 config MFD_KHADAS_MCU
2174 tristate "Support for Khadas System control Microcontroller"
2175 depends on I2C
2176 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2177 select MFD_CORE
2178 select REGMAP_I2C
2179 help
2180 Support for the Khadas System control Microcontroller interface
2181 present on their VIM and Edge boards.
2182
2183 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2184 Edge boards.
2185
2186 It provides multiple boot control features like password check,
2187 power-on options, power-off control and system FAN control on recent
2188 boards.
2189
2190 This driver provides common support for accessing the device,
2191 additional drivers must be enabled in order to use the functionality
2192 of the device.
2193
2194 config MFD_ACER_A500_EC
2195 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2196 depends on I2C
2197 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2198 select MFD_CORE
2199 select REGMAP
2200 help
2201 Support for Embedded Controller found on Acer Iconia Tab A500.
2202 The controller itself is ENE KB930, it is running firmware
2203 customized for the specific needs of the Acer A500 hardware.
2204
2205 config MFD_QCOM_PM8008
2206 tristate "QCOM PM8008 Power Management IC"
2207 depends on I2C && OF
2208 select REGMAP_I2C
2209 select REGMAP_IRQ
2210 help
2211 Select this option to get support for the Qualcomm Technologies, Inc.
2212 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2213 all the necessary power management, housekeeping, and interface
2214 support functions into a single IC. This driver provides common
2215 support for accessing the device by instantiating all the child nodes
2216 under it in the device tree. Additional drivers must be enabled in
2217 order to use the functionality of the device.
2218
2219 menu "Multimedia Capabilities Port drivers"
2220 depends on ARCH_SA1100
2221
2222 config MCP
2223 tristate
2224
2225 # Interface drivers
2226 config MCP_SA11X0
2227 tristate "Support SA11x0 MCP interface"
2228 depends on ARCH_SA1100
2229 select MCP
2230
2231 # Chip drivers
2232 config MCP_UCB1200
2233 tristate "Support for UCB1200 / UCB1300"
2234 depends on MCP_SA11X0
2235 select MCP
2236
2237 config MCP_UCB1200_TS
2238 tristate "Touchscreen interface support"
2239 depends on MCP_UCB1200 && INPUT
2240
2241 endmenu
2242
2243 config MFD_VEXPRESS_SYSREG
2244 tristate "Versatile Express System Registers"
2245 depends on VEXPRESS_CONFIG && GPIOLIB
2246 default y
2247 select GPIO_GENERIC_PLATFORM
2248 select MFD_CORE
2249 select MFD_SYSCON
2250 help
2251 System Registers are the platform configuration block
2252 on the ARM Ltd. Versatile Express board.
2253
2254 config RAVE_SP_CORE
2255 tristate "RAVE SP MCU core driver"
2256 depends on SERIAL_DEV_BUS
2257 select CRC_CCITT
2258 help
2259 Select this to get support for the Supervisory Processor
2260 device found on several devices in RAVE line of hardware.
2261
2262 config SGI_MFD_IOC3
2263 bool "SGI IOC3 core driver"
2264 depends on PCI && MIPS && 64BIT
2265 select MFD_CORE
2266 help
2267 This option enables basic support for the SGI IOC3-based
2268 controller cards. This option does not enable any specific
2269 functions on such a card, but provides necessary infrastructure
2270 for other drivers to utilize.
2271
2272 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2273 then say Y. Otherwise say N.
2274
2275 config MFD_INTEL_M10_BMC_CORE
2276 tristate
2277 select MFD_CORE
2278 select REGMAP
2279 default n
2280
2281 config MFD_INTEL_M10_BMC_SPI
2282 tristate "Intel MAX 10 Board Management Controller with SPI"
2283 depends on SPI_MASTER
2284 select MFD_INTEL_M10_BMC_CORE
2285 select REGMAP_SPI_AVMM
2286 help
2287 Support for the Intel MAX 10 board management controller using the
2288 SPI interface.
2289
2290 This driver provides common support for accessing the device,
2291 additional drivers must be enabled in order to use the functionality
2292 of the device.
2293
2294 config MFD_INTEL_M10_BMC_PMCI
2295 tristate "Intel MAX 10 Board Management Controller with PMCI"
2296 depends on FPGA_DFL
2297 select MFD_INTEL_M10_BMC_CORE
2298 select REGMAP
2299 help
2300 Support for the Intel MAX 10 board management controller via PMCI.
2301
2302 This driver provides common support for accessing the device,
2303 additional drivers must be enabled in order to use the functionality
2304 of the device.
2305
2306 config MFD_RSMU_I2C
2307 tristate "Renesas Synchronization Management Unit with I2C"
2308 depends on I2C && OF
2309 select MFD_CORE
2310 select REGMAP_I2C
2311 help
2312 Support for the Renesas Synchronization Management Unit, such as
2313 Clockmatrix and 82P33XXX series. This option supports I2C as
2314 the control interface.
2315
2316 This driver provides common support for accessing the device.
2317 Additional drivers must be enabled in order to use the functionality
2318 of the device.
2319
2320 config MFD_RSMU_SPI
2321 tristate "Renesas Synchronization Management Unit with SPI"
2322 depends on SPI && OF
2323 select MFD_CORE
2324 select REGMAP_SPI
2325 help
2326 Support for the Renesas Synchronization Management Unit, such as
2327 Clockmatrix and 82P33XXX series. This option supports SPI as
2328 the control interface.
2329
2330 This driver provides common support for accessing the device.
2331 Additional drivers must be enabled in order to use the functionality
2332 of the device.
2333
2334 endmenu
2335 endif