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1# SPDX-License-Identifier: GPL-2.0-only
2#
3# Multifunction miscellaneous devices
4#
5
6if HAS_IOMEM
7menu "Multifunction device drivers"
8
9config MFD_CORE
10 tristate
11 select IRQ_DOMAIN
12 default n
13
14config 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
23config MFD_ADP5585
24 tristate "Analog Devices ADP5585 keypad decoder and I/O expander driver"
25 select MFD_CORE
26 select REGMAP_I2C
27 depends on I2C
28 depends on OF
29 help
30 Say yes here to add support for the Analog Devices ADP5585 GPIO
31 expander, PWM and keypad controller. This includes the I2C driver and
32 the core APIs _only_, you have to select individual components like
33 the GPIO and PWM functions under the corresponding menus.
34
35config MFD_ALTERA_A10SR
36 bool "Altera Arria10 DevKit System Resource chip"
37 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF
38 select REGMAP_SPI
39 select MFD_CORE
40 help
41 Support for the Altera Arria10 DevKit MAX5 System Resource chip
42 using the SPI interface. This driver provides common support for
43 accessing the external gpio extender (LEDs & buttons) and
44 power supply alarms (hwmon).
45
46config MFD_ALTERA_SYSMGR
47 bool "Altera SOCFPGA System Manager"
48 depends on ARCH_INTEL_SOCFPGA && OF
49 select MFD_SYSCON
50 help
51 Select this to get System Manager support for all Altera branded
52 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
53 using regmap_mmio accesses for ARM32 parts and SMC calls to
54 EL3 for ARM64 parts.
55
56config MFD_ACT8945A
57 tristate "Active-semi ACT8945A"
58 select MFD_CORE
59 select REGMAP_I2C
60 depends on I2C && OF
61 help
62 Support for the ACT8945A PMIC from Active-semi. This device
63 features three step-down DC/DC converters and four low-dropout
64 linear regulators, along with a complete ActivePath battery
65 charger.
66
67config MFD_SUN4I_GPADC
68 tristate "Allwinner sunxi platforms' GPADC MFD driver"
69 select MFD_CORE
70 select REGMAP_MMIO
71 select REGMAP_IRQ
72 depends on ARCH_SUNXI || COMPILE_TEST
73 depends on !TOUCHSCREEN_SUN4I
74 help
75 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
76 This driver will only map the hardware interrupt and registers, you
77 have to select individual drivers based on this MFD to be able to use
78 the ADC or the thermal sensor. This will try to probe the ADC driver
79 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
80
81 To compile this driver as a module, choose M here: the module will be
82 called sun4i-gpadc.
83
84config MFD_AS3711
85 bool "AMS AS3711"
86 select MFD_CORE
87 select REGMAP_I2C
88 select REGMAP_IRQ
89 depends on I2C=y
90 help
91 Support for the AS3711 PMIC from AMS
92
93config MFD_SMPRO
94 tristate "Ampere Computing SMpro core driver"
95 depends on I2C
96 select MFD_CORE
97 select REGMAP_I2C
98 help
99 Say yes here to enable SMpro driver support for Ampere's Altra
100 processor family.
101
102 Ampere's Altra SMpro exposes an I2C regmap interface that can
103 be accessed by child devices.
104
105config MFD_AS3722
106 tristate "ams AS3722 Power Management IC"
107 select MFD_CORE
108 select REGMAP_I2C
109 select REGMAP_IRQ
110 depends on I2C=y && OF
111 help
112 The ams AS3722 is a compact system PMU suitable for mobile phones,
113 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
114 controllers, 11 LDOs, RTC, automatic battery, temperature and
115 over current monitoring, GPIOs, ADC and a watchdog.
116
117config PMIC_ADP5520
118 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
119 depends on I2C=y
120 help
121 Say yes here to add support for Analog Devices ADP5520 and ADP5501,
122 Multifunction Power Management IC. This includes
123 the I2C driver and the core APIs _only_, you have to select
124 individual components like LCD backlight, LEDs, GPIOs and Kepad
125 under the corresponding menus.
126
127config MFD_AAT2870_CORE
128 bool "AnalogicTech AAT2870"
129 select MFD_CORE
130 depends on I2C=y
131 depends on GPIOLIB || COMPILE_TEST
132 help
133 If you say yes here you get support for the AAT2870.
134 This driver provides common support for accessing the device,
135 additional drivers must be enabled in order to use the
136 functionality of the device.
137
138config MFD_AT91_USART
139 tristate "AT91 USART Driver"
140 select MFD_CORE
141 depends on ARCH_AT91 || COMPILE_TEST
142 help
143 Select this to get support for AT91 USART IP. This is a wrapper
144 over at91-usart-serial driver and usart-spi-driver. Only one function
145 can be used at a time. The choice is done at boot time by the probe
146 function of this MFD driver according to a device tree property.
147
148config MFD_ATMEL_FLEXCOM
149 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
150 select MFD_CORE
151 depends on OF
152 help
153 Select this to get support for Atmel Flexcom. This is a wrapper
154 which embeds a SPI controller, a I2C controller and a USART. Only
155 one function can be used at a time. The choice is done at boot time
156 by the probe function of this MFD driver according to a device tree
157 property.
158
159config MFD_ATMEL_HLCDC
160 tristate "Atmel HLCDC (High-end LCD Controller)"
161 select MFD_CORE
162 select REGMAP_MMIO
163 depends on OF
164 help
165 If you say yes here you get support for the HLCDC block.
166 This driver provides common support for accessing the device,
167 additional drivers must be enabled in order to use the
168 functionality of the device.
169
170config MFD_ATMEL_SMC
171 bool
172 select MFD_SYSCON
173
174config MFD_BCM590XX
175 tristate "Broadcom BCM590xx PMUs"
176 select MFD_CORE
177 select REGMAP_I2C
178 depends on I2C
179 help
180 Support for the BCM590xx PMUs from Broadcom
181
182config MFD_BD9571MWV
183 tristate "ROHM BD9571MWV PMIC"
184 select MFD_CORE
185 select REGMAP_I2C
186 select REGMAP_IRQ
187 depends on I2C
188 help
189 Support for the ROHM BD9571MWV PMIC, which contains single
190 voltage regulator, voltage sampling units, GPIO block and
191 watchdog block.
192
193 This driver can also be built as a module. If so, the module
194 will be called bd9571mwv.
195
196config MFD_AC100
197 tristate "X-Powers AC100"
198 select MFD_CORE
199 depends on SUNXI_RSB
200 help
201 If you say Y here you get support for the X-Powers AC100 audio codec
202 IC.
203 This driver include only the core APIs. You have to select individual
204 components like codecs or RTC under the corresponding menus.
205
206config MFD_AXP20X
207 tristate
208 select MFD_CORE
209 select REGMAP_IRQ
210
211config MFD_AXP20X_I2C
212 tristate "X-Powers AXP series PMICs with I2C"
213 select MFD_AXP20X
214 select REGMAP_I2C
215 depends on I2C
216 help
217 If you say Y here you get support for the X-Powers AXP series power
218 management ICs (PMICs) controlled with I2C.
219 This driver include only the core APIs. You have to select individual
220 components like regulators or the PEK (Power Enable Key) under the
221 corresponding menus.
222
223 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
224 (builtin) and not a module, as the OpRegion must be available as
225 soon as possible. For the same reason the I2C bus driver options
226 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
227
228config MFD_AXP20X_RSB
229 tristate "X-Powers AXP series PMICs with RSB"
230 select MFD_AXP20X
231 depends on SUNXI_RSB
232 help
233 If you say Y here you get support for the X-Powers AXP series power
234 management ICs (PMICs) controlled with RSB.
235 This driver include only the core APIs. You have to select individual
236 components like regulators or the PEK (Power Enable Key) under the
237 corresponding menus.
238
239config MFD_CGBC
240 tristate "Congatec Board Controller"
241 select MFD_CORE
242 depends on X86
243 help
244 This is the core driver of the Board Controller found on some Congatec
245 SMARC modules. The Board Controller provides functions like watchdog,
246 I2C busses, and GPIO controller.
247
248 To compile this driver as a module, choose M here: the module will be
249 called cgbc-core.
250
251config MFD_CROS_EC_DEV
252 tristate "ChromeOS Embedded Controller multifunction device"
253 select MFD_CORE
254 depends on CROS_EC
255 default CROS_EC
256 help
257 Select this to get support for ChromeOS Embedded Controller
258 sub-devices. This driver will instantiate additional drivers such
259 as RTC, USBPD, etc. but you have to select the individual drivers.
260
261 To compile this driver as a module, choose M here: the module will be
262 called cros-ec-dev.
263
264config MFD_CS42L43
265 tristate
266 select MFD_CORE
267 select REGMAP
268 select REGMAP_IRQ
269
270config MFD_CS42L43_I2C
271 tristate "Cirrus Logic CS42L43 (I2C)"
272 depends on I2C
273 select REGMAP_I2C
274 select MFD_CS42L43
275 help
276 Select this to support the Cirrus Logic CS42L43 PC CODEC with
277 headphone and class D speaker drivers over I2C.
278
279config MFD_CS42L43_SDW
280 tristate "Cirrus Logic CS42L43 (SoundWire)"
281 depends on SOUNDWIRE
282 select REGMAP_SOUNDWIRE
283 select MFD_CS42L43
284 help
285 Select this to support the Cirrus Logic CS42L43 PC CODEC with
286 headphone and class D speaker drivers over SoundWire.
287
288config MFD_MADERA
289 tristate "Cirrus Logic Madera codecs"
290 select MFD_CORE
291 select REGMAP
292 select REGMAP_IRQ
293 select MADERA_IRQ
294 select PINCTRL
295 select PINCTRL_MADERA
296 help
297 Support for the Cirrus Logic Madera platform audio codecs
298
299config MFD_MADERA_I2C
300 tristate "Cirrus Logic Madera codecs with I2C"
301 depends on MFD_MADERA
302 depends on I2C
303 select REGMAP_I2C
304 help
305 Support for the Cirrus Logic Madera platform audio SoC
306 core functionality controlled via I2C.
307
308config MFD_MADERA_SPI
309 tristate "Cirrus Logic Madera codecs with SPI"
310 depends on MFD_MADERA
311 depends on SPI_MASTER
312 select REGMAP_SPI
313 help
314 Support for the Cirrus Logic Madera platform audio SoC
315 core functionality controlled via SPI.
316
317config MFD_MAX5970
318 tristate "Maxim 5970/5978 power switch and monitor"
319 depends on I2C && OF
320 select MFD_SIMPLE_MFD_I2C
321 help
322 This driver controls a Maxim 5970/5978 switch via I2C bus.
323 The MAX5970/5978 is a smart switch with no output regulation, but
324 fault protection and voltage and current monitoring capabilities.
325 Also it supports upto 4 indication leds.
326
327config MFD_CS47L15
328 bool "Cirrus Logic CS47L15"
329 select PINCTRL_CS47L15
330 depends on MFD_MADERA
331 help
332 Support for Cirrus Logic CS47L15 Smart Codec
333
334config MFD_CS47L35
335 bool "Cirrus Logic CS47L35"
336 select PINCTRL_CS47L35
337 depends on MFD_MADERA
338 help
339 Support for Cirrus Logic CS47L35 Smart Codec
340
341config MFD_CS47L85
342 bool "Cirrus Logic CS47L85"
343 select PINCTRL_CS47L85
344 depends on MFD_MADERA
345 help
346 Support for Cirrus Logic CS47L85 Smart Codec
347
348config MFD_CS47L90
349 bool "Cirrus Logic CS47L90/91"
350 select PINCTRL_CS47L90
351 depends on MFD_MADERA
352 help
353 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
354
355config MFD_CS47L92
356 bool "Cirrus Logic CS47L92/93"
357 select PINCTRL_CS47L92
358 depends on MFD_MADERA
359 help
360 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
361
362config PMIC_DA903X
363 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
364 depends on I2C=y
365 help
366 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
367 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
368 usually found on PXA processors-based platforms. This includes
369 the I2C driver and the core APIs _only_, you have to select
370 individual components like LCD backlight, voltage regulators,
371 LEDs and battery-charger under the corresponding menus.
372
373config PMIC_DA9052
374 bool
375 select MFD_CORE
376
377config MFD_DA9052_SPI
378 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
379 select REGMAP_SPI
380 select REGMAP_IRQ
381 select PMIC_DA9052
382 depends on SPI_MASTER=y
383 help
384 Support for the Dialog Semiconductor DA9052 PMIC
385 when controlled using SPI. This driver provides common support
386 for accessing the device, additional drivers must be enabled in
387 order to use the functionality of the device.
388
389config MFD_DA9052_I2C
390 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
391 select REGMAP_I2C
392 select REGMAP_IRQ
393 select PMIC_DA9052
394 depends on I2C=y
395 help
396 Support for the Dialog Semiconductor DA9052 PMIC
397 when controlled using I2C. This driver provides common support
398 for accessing the device, additional drivers must be enabled in
399 order to use the functionality of the device.
400
401config MFD_DA9055
402 bool "Dialog Semiconductor DA9055 PMIC Support"
403 select REGMAP_I2C
404 select REGMAP_IRQ
405 select MFD_CORE
406 depends on I2C=y
407 help
408 Say yes here for support of Dialog Semiconductor DA9055. This is
409 a Power Management IC. This driver provides common support for
410 accessing the device as well as the I2C interface to the chip itself.
411 Additional drivers must be enabled in order to use the functionality
412 of the device.
413
414config MFD_DA9062
415 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
416 select MFD_CORE
417 select REGMAP_I2C
418 select REGMAP_IRQ
419 depends on I2C
420 help
421 Say yes here for support for the Dialog Semiconductor DA9061 and
422 DA9062 PMICs.
423 This includes the I2C driver and core APIs.
424 Additional drivers must be enabled in order to use the functionality
425 of the device.
426
427config MFD_DA9063
428 tristate "Dialog Semiconductor DA9063 PMIC Support"
429 select MFD_CORE
430 select REGMAP_I2C
431 select REGMAP_IRQ
432 depends on I2C
433 help
434 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
435 This includes the I2C driver and core APIs.
436 Additional drivers must be enabled in order to use the functionality
437 of the device.
438
439config MFD_DA9150
440 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
441 depends on I2C
442 select MFD_CORE
443 select REGMAP_I2C
444 select REGMAP_IRQ
445 help
446 This adds support for the DA9150 integrated charger and fuel-gauge
447 chip. This driver provides common support for accessing the device.
448 Additional drivers must be enabled in order to use the specific
449 features of the device.
450
451config MFD_DLN2
452 tristate "Diolan DLN2 support"
453 select MFD_CORE
454 depends on USB
455 help
456 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
457 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
458 etc. must be enabled in order to use the functionality of
459 the device.
460
461config MFD_ENE_KB3930
462 tristate "ENE KB3930 Embedded Controller support"
463 depends on I2C
464 depends on MACH_MMP3_DT || COMPILE_TEST
465 select MFD_CORE
466 help
467 This adds support for the power-off functionality and access to
468 the registers that control LEDS and USB port power on ENE KB3930
469 Embedded Controller. To use the LED functionality LEDS_ARIEL must
470 be enabled.
471
472config MFD_EXYNOS_LPASS
473 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
474 depends on ARCH_EXYNOS || COMPILE_TEST
475 select MFD_CORE
476 select REGMAP_MMIO
477 help
478 Select this option to enable support for Samsung Exynos Low Power
479 Audio Subsystem present on some of Samsung Exynos
480 SoCs (e.g. Exynos5433).
481 Choose Y here only if you build for such Samsung SoC.
482
483config MFD_GATEWORKS_GSC
484 tristate "Gateworks System Controller"
485 depends on I2C && OF
486 select MFD_CORE
487 select REGMAP_I2C
488 select REGMAP_IRQ
489 help
490 Enable support for the Gateworks System Controller (GSC) found
491 on Gateworks Single Board Computers supporting system functions
492 such as push-button monitor, multiple ADC's for voltage and
493 temperature monitoring, fan controller and watchdog monitor.
494 This driver provides common support for accessing the device.
495 Additional drivers must be enabled in order to use the
496 functionality of the device.
497
498config MFD_MC13XXX
499 tristate
500 depends on SPI_MASTER || I2C
501 select MFD_CORE
502 select REGMAP_IRQ
503 help
504 Enable support for the Freescale MC13783 and MC13892 PMICs.
505 This driver provides common support for accessing the device,
506 additional drivers must be enabled in order to use the
507 functionality of the device.
508
509config MFD_MC13XXX_SPI
510 tristate "Freescale MC13783 and MC13892 SPI interface"
511 depends on SPI_MASTER
512 select REGMAP_SPI
513 select MFD_MC13XXX
514 help
515 Select this if your MC13xxx is connected via an SPI bus.
516
517config MFD_MC13XXX_I2C
518 tristate "Freescale MC13892 I2C interface"
519 depends on I2C
520 select REGMAP_I2C
521 select MFD_MC13XXX
522 help
523 Select this if your MC13xxx is connected via an I2C bus.
524
525config MFD_MP2629
526 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
527 depends on I2C
528 select REGMAP_I2C
529 select MFD_CORE
530 help
531 Select this option to enable support for Monolithic Power Systems
532 battery charger. This provides ADC, thermal and battery charger power
533 management functions.
534
535config MFD_MXS_LRADC
536 tristate "Freescale i.MX23/i.MX28 LRADC"
537 depends on ARCH_MXS || COMPILE_TEST
538 select MFD_CORE
539 select STMP_DEVICE
540 help
541 Say yes here to build support for the Low Resolution
542 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
543 processors. This driver provides common support for accessing the
544 device, additional drivers must be enabled in order to use the
545 functionality of the device:
546 mxs-lradc-adc for ADC readings
547 mxs-lradc-ts for touchscreen support
548
549 This driver can also be built as a module. If so, the module will be
550 called mxs-lradc.
551
552config MFD_MX25_TSADC
553 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
554 select REGMAP_MMIO
555 depends on (SOC_IMX25 && OF) || COMPILE_TEST
556 help
557 Enable support for the integrated Touchscreen and ADC unit of the
558 i.MX25 processors. They consist of a conversion queue for general
559 purpose ADC and a queue for Touchscreens.
560
561config MFD_HI6421_PMIC
562 tristate "HiSilicon Hi6421 PMU/Codec IC"
563 depends on OF
564 select MFD_CORE
565 select REGMAP_MMIO
566 help
567 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
568 functions, such as regulators, RTC, codec, Coulomb counter, etc.
569 This driver includes core APIs _only_. You have to select
570 individual components like voltage regulators under corresponding
571 menus in order to enable them.
572 We communicate with the Hi6421 via memory-mapped I/O.
573
574config MFD_HI6421_SPMI
575 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
576 depends on OF
577 depends on SPMI
578 select MFD_CORE
579 select REGMAP_SPMI
580 help
581 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
582 multi-functions, such as regulators, RTC, codec, Coulomb counter,
583 etc.
584
585 This driver includes core APIs _only_. You have to select
586 individual components like voltage regulators under corresponding
587 menus in order to enable them.
588 We communicate with the Hi6421v600 via a SPMI bus.
589
590config MFD_HI655X_PMIC
591 tristate "HiSilicon Hi655X series PMU/Codec IC"
592 depends on ARCH_HISI || COMPILE_TEST
593 depends on OF
594 select MFD_CORE
595 select REGMAP_MMIO
596 select REGMAP_IRQ
597 help
598 Select this option to enable Hisilicon hi655x series pmic driver.
599
600config MFD_INTEL_QUARK_I2C_GPIO
601 tristate "Intel Quark MFD I2C GPIO"
602 depends on PCI
603 depends on X86
604 depends on COMMON_CLK
605 select MFD_CORE
606 help
607 This MFD provides support for I2C and GPIO that exist only
608 in a single PCI device. It splits the 2 IO devices to
609 their respective IO driver.
610 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
611
612config LPC_ICH
613 tristate "Intel ICH LPC"
614 depends on PCI
615 select MFD_CORE
616 select P2SB if X86
617 help
618 The LPC bridge function of the Intel ICH provides support for
619 many functional units. This driver provides needed support for
620 other drivers to control these functions, currently GPIO and
621 watchdog.
622
623config LPC_SCH
624 tristate "Intel SCH LPC"
625 depends on PCI
626 select MFD_CORE
627 help
628 LPC bridge function of the Intel SCH provides support for
629 System Management Bus and General Purpose I/O.
630
631config INTEL_SOC_PMIC
632 bool "Support for Crystal Cove PMIC"
633 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
634 depends on (X86 && ACPI) || COMPILE_TEST
635 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
636 select MFD_CORE
637 select REGMAP_I2C
638 select REGMAP_IRQ
639 help
640 Select this option to enable support for Crystal Cove PMIC
641 on some Intel SoC systems. The PMIC provides ADC, GPIO,
642 thermal, charger and related power management functions
643 on these systems.
644
645 This option is a bool as it provides an ACPI OpRegion which must be
646 available before any devices using it are probed. This option also
647 causes the designware-i2c driver to be builtin for the same reason.
648
649config INTEL_SOC_PMIC_BXTWC
650 tristate "Support for Intel Broxton Whiskey Cove PMIC"
651 depends on MFD_INTEL_PMC_BXT
652 select MFD_CORE
653 select REGMAP_IRQ
654 help
655 Select this option to enable support for Whiskey Cove PMIC
656 on Intel Broxton systems. The PMIC provides ADC, GPIO,
657 thermal, charger and related power management functions
658 on these systems.
659
660config INTEL_SOC_PMIC_CHTWC
661 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
662 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
663 depends on X86 || COMPILE_TEST
664 depends on I2C_DESIGNWARE_PLATFORM=y
665 select MFD_CORE
666 select REGMAP_I2C
667 select REGMAP_IRQ
668 help
669 Select this option to enable support for the Intel Cherry Trail
670 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
671
672 This option is a bool as it provides an ACPI OpRegion which must be
673 available before any devices using it are probed. This option also
674 causes the designware-i2c driver to be builtin for the same reason.
675
676config INTEL_SOC_PMIC_CHTDC_TI
677 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
678 depends on GPIOLIB
679 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
680 depends on ACPI
681 depends on X86
682 select MFD_CORE
683 select REGMAP_I2C
684 select REGMAP_IRQ
685 help
686 Select this option for supporting Dollar Cove (TI version) PMIC
687 device that is found on some Intel Cherry Trail systems.
688
689 This option is a bool as it provides an ACPI OpRegion which must be
690 available before any devices using it are probed. This option also
691 needs the designware-i2c driver to be builtin for the same reason.
692
693config INTEL_SOC_PMIC_MRFLD
694 tristate "Support for Intel Merrifield Basin Cove PMIC"
695 depends on GPIOLIB
696 depends on ACPI
697 depends on INTEL_SCU
698 select MFD_CORE
699 select REGMAP_IRQ
700 help
701 Select this option for supporting Basin Cove PMIC device
702 that is found on Intel Merrifield systems.
703
704config MFD_INTEL_LPSS
705 tristate
706 select COMMON_CLK
707 select MFD_CORE
708
709config MFD_INTEL_LPSS_ACPI
710 tristate "Intel Low Power Subsystem support in ACPI mode"
711 select MFD_INTEL_LPSS
712 depends on X86 && ACPI
713 help
714 This driver supports Intel Low Power Subsystem (LPSS) devices such as
715 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
716 PCH) in ACPI mode.
717
718config MFD_INTEL_LPSS_PCI
719 tristate "Intel Low Power Subsystem support in PCI mode"
720 select MFD_INTEL_LPSS
721 depends on X86 && PCI
722 help
723 This driver supports Intel Low Power Subsystem (LPSS) devices such as
724 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
725 PCH) in PCI mode.
726
727config MFD_INTEL_PMC_BXT
728 tristate "Intel PMC Driver for Broxton"
729 depends on X86
730 depends on X86_PLATFORM_DEVICES
731 depends on ACPI
732 select INTEL_SCU_IPC
733 select MFD_CORE
734 help
735 This driver provides support for the PMC (Power Management
736 Controller) on Intel Broxton and Apollo Lake. The PMC is a
737 multi-function device that exposes IPC, General Control
738 Register and P-unit access. In addition this creates devices
739 for iTCO watchdog and telemetry that are part of the PMC.
740
741config MFD_IPAQ_MICRO
742 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
743 depends on SA1100_H3600
744 select MFD_CORE
745 help
746 Select this to get support for the Microcontroller found in
747 the Compaq iPAQ handheld computers. This is an Atmel
748 AT90LS8535 microcontroller flashed with a special iPAQ
749 firmware using the custom protocol implemented in this driver.
750
751config MFD_IQS62X
752 tristate "Azoteq IQS620A/621/622/624/625 core support"
753 depends on I2C
754 select MFD_CORE
755 select REGMAP_I2C
756 help
757 Say Y here if you want to build core support for the Azoteq IQS620A,
758 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
759 options must be selected to enable device-specific functions.
760
761 To compile this driver as a module, choose M here: the module will
762 be called iqs62x.
763
764config MFD_JANZ_CMODIO
765 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
766 select MFD_CORE
767 depends on PCI
768 help
769 This is the core driver for the Janz CMOD-IO PCI MODULbus
770 carrier board. This device is a PCI to MODULbus bridge which may
771 host many different types of MODULbus daughterboards, including
772 CAN and GPIO controllers.
773
774config MFD_KEMPLD
775 tristate "Kontron module PLD device"
776 select MFD_CORE
777 help
778 This is the core driver for the PLD (Programmable Logic Device) found
779 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
780 well as on some other Kontron products. The PLD device may provide
781 functions like watchdog, GPIO, UART and I2C bus.
782
783 This driver can also be built as a module. If so, the module
784 will be called kempld-core.
785
786config MFD_88PM800
787 tristate "Marvell 88PM800"
788 depends on I2C
789 select REGMAP_I2C
790 select REGMAP_IRQ
791 select MFD_CORE
792 help
793 This supports for Marvell 88PM800 Power Management IC.
794 This includes the I2C driver and the core APIs _only_, you have to
795 select individual components like voltage regulators, RTC and
796 battery-charger under the corresponding menus.
797
798config MFD_88PM805
799 tristate "Marvell 88PM805"
800 depends on I2C
801 select REGMAP_I2C
802 select REGMAP_IRQ
803 select MFD_CORE
804 help
805 This supports for Marvell 88PM805 Power Management IC. This includes
806 the I2C driver and the core APIs _only_, you have to select individual
807 components like codec device, headset/Mic device under the
808 corresponding menus.
809
810config MFD_88PM860X
811 bool "Marvell 88PM8606/88PM8607"
812 depends on I2C=y
813 select REGMAP_I2C
814 select MFD_CORE
815 help
816 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
817 This includes the I2C driver and the core APIs _only_, you have to
818 select individual components like voltage regulators, RTC and
819 battery-charger under the corresponding menus.
820
821config MFD_88PM886_PMIC
822 bool "Marvell 88PM886 PMIC"
823 depends on I2C=y
824 depends on OF
825 select REGMAP_I2C
826 select REGMAP_IRQ
827 select MFD_CORE
828 help
829 This enables support for Marvell 88PM886 Power Management IC.
830 This includes the I2C driver and the core APIs _only_, you have to
831 select individual components like onkey under the corresponding menus.
832
833config MFD_MAX14577
834 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
835 depends on I2C
836 select MFD_CORE
837 select REGMAP_I2C
838 select REGMAP_IRQ
839 select IRQ_DOMAIN
840 help
841 Say yes here to add support for Maxim Semiconductor MAX14577 and
842 MAX77836 Micro-USB ICs with battery charger.
843 This driver provides common support for accessing the device;
844 additional drivers must be enabled in order to use the functionality
845 of the device.
846
847config MFD_MAX77541
848 tristate "Analog Devices MAX77541/77540 PMIC Support"
849 depends on I2C=y
850 select MFD_CORE
851 select REGMAP_I2C
852 select REGMAP_IRQ
853 help
854 Say yes here to add support for Analog Devices MAX77541 and
855 MAX77540 Power Management ICs. This driver provides
856 common support for accessing the device; additional drivers
857 must be enabled in order to use the functionality of the device.
858 There are regulators and adc.
859
860config MFD_MAX77620
861 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
862 depends on I2C=y
863 depends on OF
864 select MFD_CORE
865 select REGMAP_I2C
866 select REGMAP_IRQ
867 select IRQ_DOMAIN
868 help
869 Say yes here to add support for Maxim Semiconductor MAX77620 and
870 MAX20024 which are Power Management IC with General purpose pins,
871 RTC, regulators, clock generator, watchdog etc. This driver
872 provides common support for accessing the device; additional drivers
873 must be enabled in order to use the functionality of the device.
874
875config MFD_MAX77650
876 tristate "Maxim MAX77650/77651 PMIC Support"
877 depends on I2C
878 depends on OF
879 select MFD_CORE
880 select REGMAP_I2C
881 select REGMAP_IRQ
882 help
883 Say Y here to add support for Maxim Semiconductor MAX77650 and
884 MAX77651 Power Management ICs. This is the core multifunction
885 driver for interacting with the device. The module name is
886 'max77650'. Additional drivers can be enabled in order to use
887 the following functionalities of the device: GPIO, regulator,
888 charger, LED, onkey.
889
890config MFD_MAX77686
891 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
892 depends on I2C
893 depends on OF
894 select MFD_CORE
895 select REGMAP_I2C
896 select REGMAP_IRQ
897 select IRQ_DOMAIN
898 help
899 Say yes here to add support for Maxim Semiconductor MAX77686 and
900 MAX77802 which are Power Management IC with an RTC on chip.
901 This driver provides common support for accessing the device;
902 additional drivers must be enabled in order to use the functionality
903 of the device.
904
905config MFD_MAX77693
906 tristate "Maxim Semiconductor MAX77693 PMIC Support"
907 depends on I2C
908 select MFD_CORE
909 select REGMAP_I2C
910 select REGMAP_IRQ
911 help
912 Say yes here to add support for Maxim Semiconductor MAX77693.
913 This is a companion Power Management IC with Flash, Haptic, Charger,
914 and MUIC(Micro USB Interface Controller) controls on chip.
915 This driver provides common support for accessing the device;
916 additional drivers must be enabled in order to use the functionality
917 of the device.
918
919config MFD_MAX77714
920 tristate "Maxim Semiconductor MAX77714 PMIC Support"
921 depends on I2C
922 depends on OF
923 select MFD_CORE
924 select REGMAP_I2C
925 help
926 Say yes here to add support for Maxim Semiconductor MAX77714.
927 This is a Power Management IC with 4 buck regulators, 9
928 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
929 provides common support for accessing the device; additional
930 drivers must be enabled in order to use each functionality of the
931 device.
932
933config MFD_MAX77843
934 bool "Maxim Semiconductor MAX77843 PMIC Support"
935 depends on I2C=y
936 select MFD_CORE
937 select REGMAP_I2C
938 select REGMAP_IRQ
939 help
940 Say yes here to add support for Maxim Semiconductor MAX77843.
941 This is companion Power Management IC with LEDs, Haptic, Charger,
942 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
943 This driver provides common support for accessing the device;
944 additional drivers must be enabled in order to use the functionality
945 of the device.
946
947config MFD_MAX8907
948 tristate "Maxim Semiconductor MAX8907 PMIC Support"
949 select MFD_CORE
950 depends on I2C
951 select REGMAP_I2C
952 select REGMAP_IRQ
953 help
954 Say yes here to add support for Maxim Semiconductor MAX8907. This is
955 a Power Management IC. This driver provides common support for
956 accessing the device; additional drivers must be enabled in order
957 to use the functionality of the device.
958
959config MFD_MAX8925
960 bool "Maxim Semiconductor MAX8925 PMIC Support"
961 depends on I2C=y
962 select MFD_CORE
963 help
964 Say yes here to add support for Maxim Semiconductor MAX8925. This is
965 a Power Management IC. This driver provides common support for
966 accessing the device, additional drivers must be enabled in order
967 to use the functionality of the device.
968
969config MFD_MAX8997
970 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
971 depends on I2C=y
972 select MFD_CORE
973 select IRQ_DOMAIN
974 help
975 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
976 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
977 MUIC controls on chip.
978 This driver provides common support for accessing the device;
979 additional drivers must be enabled in order to use the functionality
980 of the device.
981
982config MFD_MAX8998
983 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
984 depends on I2C=y
985 select MFD_CORE
986 select IRQ_DOMAIN
987 help
988 Say yes here to add support for Maxim Semiconductor MAX8998 and
989 National Semiconductor LP3974. This is a Power Management IC.
990 This driver provides common support for accessing the device,
991 additional drivers must be enabled in order to use the functionality
992 of the device.
993
994config MFD_MT6360
995 tristate "Mediatek MT6360 SubPMIC"
996 select MFD_CORE
997 select REGMAP_I2C
998 select REGMAP_IRQ
999 select CRC8
1000 depends on I2C
1001 help
1002 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
1003 PMU part includes Charger, Flashlight, RGB LED
1004 PMIC part includes 2-channel BUCKs and 2-channel LDOs
1005 LDO part includes 4-channel LDOs
1006
1007config MFD_MT6370
1008 tristate "MediaTek MT6370 SubPMIC"
1009 select MFD_CORE
1010 select REGMAP_I2C
1011 select REGMAP_IRQ
1012 depends on I2C
1013 help
1014 Say Y here to enable MT6370 SubPMIC functional support.
1015 It consists of a single cell battery charger with ADC monitoring, RGB
1016 LEDs, dual channel flashlight, WLED backlight driver, display bias
1017 voltage supply, one general purpose LDO, and the USB Type-C & PD
1018 controller complies with the latest USB Type-C and PD standards.
1019
1020 This driver can also be built as a module. If so, the module
1021 will be called "mt6370".
1022
1023config MFD_MT6397
1024 tristate "MediaTek MT6397 PMIC Support"
1025 select MFD_CORE
1026 select IRQ_DOMAIN
1027 help
1028 Say yes here to add support for MediaTek MT6397 PMIC. This is
1029 a Power Management IC. This driver provides common support for
1030 accessing the device; additional drivers must be enabled in order
1031 to use the functionality of the device.
1032
1033config MFD_MENF21BMC
1034 tristate "MEN 14F021P00 Board Management Controller Support"
1035 depends on I2C
1036 select MFD_CORE
1037 help
1038 Say yes here to add support for the MEN 14F021P00 BMC
1039 which is a Board Management Controller connected to the I2C bus.
1040 The device supports multiple sub-devices like LED, HWMON and WDT.
1041 This driver provides common support for accessing the devices;
1042 additional drivers must be enabled in order to use the
1043 functionality of the BMC device.
1044
1045 This driver can also be built as a module. If so the module
1046 will be called menf21bmc.
1047
1048config MFD_OCELOT
1049 tristate "Microsemi Ocelot External Control Support"
1050 depends on SPI_MASTER
1051 select MFD_CORE
1052 select REGMAP_SPI
1053 help
1054 Ocelot is a family of networking chips that support multiple ethernet
1055 and fibre interfaces. In addition to networking, they contain several
1056 other functions, including pinctrl, MDIO, and communication with
1057 external chips. While some chips have an internal processor capable of
1058 running an OS, others don't. All chips can be controlled externally
1059 through different interfaces, including SPI, I2C, and PCIe.
1060
1061 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1062 VSC7513, VSC7514) controlled externally.
1063
1064 To compile this driver as a module, choose M here: the module will be
1065 called ocelot-soc.
1066
1067 If unsure, say N.
1068
1069config EZX_PCAP
1070 bool "Motorola EZXPCAP Support"
1071 depends on SPI_MASTER
1072 help
1073 This enables the PCAP ASIC present on EZX Phones. This is
1074 needed for MMC, TouchScreen, Sound, USB, etc..
1075
1076config MFD_CPCAP
1077 tristate "Support for Motorola CPCAP"
1078 depends on SPI
1079 depends on OF
1080 select MFD_CORE
1081 select REGMAP_SPI
1082 select REGMAP_IRQ
1083 help
1084 Say yes here if you want to include driver for CPCAP.
1085 It is used on many Motorola phones and tablets as a PMIC.
1086 At least Motorola Droid 4 is known to use CPCAP.
1087
1088config MFD_VIPERBOARD
1089 tristate "Nano River Technologies Viperboard"
1090 select MFD_CORE
1091 depends on USB
1092 default n
1093 help
1094 Say yes here if you want support for Nano River Technologies
1095 Viperboard.
1096 There are mfd cell drivers available for i2c master, adc and
1097 both gpios found on the board. The spi part does not yet
1098 have a driver.
1099 You need to select the mfd cell drivers separately.
1100 The drivers do not support all features the board exposes.
1101
1102config MFD_NTXEC
1103 tristate "Netronix embedded controller (EC)"
1104 depends on OF
1105 depends on I2C
1106 select REGMAP_I2C
1107 select MFD_CORE
1108 help
1109 Say yes here if you want to support the embedded controller found in
1110 certain e-book readers designed by the original design manufacturer
1111 Netronix.
1112
1113config MFD_RETU
1114 tristate "Nokia Retu and Tahvo multi-function device"
1115 select MFD_CORE
1116 depends on I2C
1117 select REGMAP_IRQ
1118 help
1119 Retu and Tahvo are a multi-function devices found on Nokia
1120 Internet Tablets (770, N800 and N810).
1121
1122config MFD_PCF50633
1123 tristate "NXP PCF50633"
1124 depends on I2C
1125 select REGMAP_I2C
1126 help
1127 Say yes here if you have NXP PCF50633 chip on your board.
1128 This core driver provides register access and IRQ handling
1129 facilities, and registers devices for the various functions
1130 so that function-specific drivers can bind to them.
1131
1132config PCF50633_ADC
1133 tristate "NXP PCF50633 ADC"
1134 depends on MFD_PCF50633
1135 help
1136 Say yes here if you want to include support for ADC in the
1137 NXP PCF50633 chip.
1138
1139config PCF50633_GPIO
1140 tristate "NXP PCF50633 GPIO"
1141 depends on MFD_PCF50633
1142 help
1143 Say yes here if you want to include support GPIO for pins on
1144 the PCF50633 chip.
1145
1146config MFD_PM8XXX
1147 tristate "Qualcomm PM8xxx PMIC chips driver"
1148 depends on ARM || HEXAGON || COMPILE_TEST
1149 select IRQ_DOMAIN_HIERARCHY
1150 select MFD_CORE
1151 select REGMAP
1152 help
1153 If you say yes to this option, support will be included for the
1154 built-in PM8xxx PMIC chips.
1155
1156 This is required if your board has a PM8xxx and uses its features,
1157 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1158
1159 Say M here if you want to include support for PM8xxx chips as a
1160 module. This will build a module called "pm8xxx-core".
1161
1162config MFD_QCOM_RPM
1163 tristate "Qualcomm Resource Power Manager (RPM)"
1164 depends on ARCH_QCOM && OF
1165 help
1166 If you say yes to this option, support will be included for the
1167 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1168 8064 based devices.
1169
1170 This is required to access many regulators, clocks and bus
1171 frequencies controlled by the RPM on these devices.
1172
1173 Say M here if you want to include support for the Qualcomm RPM as a
1174 module. This will build a module called "qcom_rpm".
1175
1176config MFD_SPMI_PMIC
1177 tristate "Qualcomm SPMI PMICs"
1178 depends on ARCH_QCOM || COMPILE_TEST
1179 depends on OF
1180 depends on SPMI
1181 select REGMAP_SPMI
1182 help
1183 This enables support for the Qualcomm SPMI PMICs.
1184 These PMICs are currently used with the Snapdragon 800 series of
1185 SoCs. Note, that this will only be useful paired with descriptions
1186 of the independent functions as children nodes in the device tree.
1187
1188 Say M here if you want to include support for the SPMI PMIC
1189 series as a module. The module will be called "qcom-spmi-pmic".
1190
1191config MFD_SY7636A
1192 tristate "Silergy SY7636A voltage regulator"
1193 depends on I2C
1194 select MFD_SIMPLE_MFD_I2C
1195 help
1196 Enable support for Silergy SY7636A voltage regulator.
1197
1198 To enable support for building sub-devices as modules,
1199 choose M here.
1200
1201config MFD_RDC321X
1202 tristate "RDC R-321x southbridge"
1203 select MFD_CORE
1204 depends on PCI
1205 help
1206 Say yes here if you want to have support for the RDC R-321x SoC
1207 southbridge which provides access to GPIOs and Watchdog using the
1208 southbridge PCI device configuration space.
1209
1210config MFD_RT4831
1211 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1212 depends on I2C
1213 select MFD_CORE
1214 select REGMAP_I2C
1215 help
1216 This enables support for the Richtek RT4831 that includes 4 channel
1217 WLED driving and Display Bias Voltage. It's commonly used to provide
1218 power to the LCD display and LCD backlight.
1219
1220config MFD_RT5033
1221 tristate "Richtek RT5033 Power Management IC"
1222 depends on I2C
1223 select MFD_CORE
1224 select REGMAP_I2C
1225 select REGMAP_IRQ
1226 help
1227 This driver provides for the Richtek RT5033 Power Management IC,
1228 which includes the I2C driver and the Core APIs. This driver provides
1229 common support for accessing the device. The device supports multiple
1230 sub-devices like charger, fuel gauge, flash LED, current source,
1231 LDO and Buck.
1232
1233config MFD_RT5120
1234 tristate "Richtek RT5120 Power Management IC"
1235 depends on I2C
1236 select MFD_CORE
1237 select REGMAP_I2C
1238 select REGMAP_IRQ
1239 help
1240 The enables support for Richtek RT5120 PMIC. It includes four high
1241 efficiency buck converters and one LDO voltage regulator. The device
1242 is targeted at providing the CPU voltage, memory, I/O and peripheral
1243 power rails in home entertainment devices.
1244
1245config MFD_RC5T583
1246 bool "Ricoh RC5T583 Power Management system device"
1247 depends on I2C=y
1248 select MFD_CORE
1249 select REGMAP_I2C
1250 help
1251 Select this option to get support for the RICOH583 Power
1252 Management system device.
1253 This driver provides common support for accessing the device
1254 through i2c interface. The device supports multiple sub-devices
1255 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1256 Additional drivers must be enabled in order to use the
1257 different functionality of the device.
1258
1259config MFD_RK8XX
1260 tristate
1261 select MFD_CORE
1262
1263config MFD_RK8XX_I2C
1264 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip"
1265 depends on I2C && OF
1266 select MFD_CORE
1267 select REGMAP_I2C
1268 select REGMAP_IRQ
1269 select MFD_RK8XX
1270 help
1271 If you say yes here you get support for the RK805, RK808, RK809,
1272 RK816, RK817 and RK818 Power Management chips.
1273 This driver provides common support for accessing the device
1274 through I2C interface. The device supports multiple sub-devices
1275 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1276
1277config MFD_RK8XX_SPI
1278 tristate "Rockchip RK806 Power Management Chip"
1279 depends on SPI && OF
1280 select MFD_CORE
1281 select REGMAP_SPI
1282 select REGMAP_IRQ
1283 select MFD_RK8XX
1284 help
1285 If you say yes here you get support for the RK806 Power Management
1286 chip.
1287 This driver provides common support for accessing the device
1288 through an SPI interface. The device supports multiple sub-devices
1289 including interrupts, LDO & DCDC regulators, and power on-key.
1290
1291config MFD_RN5T618
1292 tristate "Ricoh RN5T567/618 PMIC"
1293 depends on I2C
1294 depends on OF
1295 select MFD_CORE
1296 select REGMAP_I2C
1297 select REGMAP_IRQ
1298 help
1299 Say yes here to add support for the Ricoh RN5T567,
1300 RN5T618, RC5T619 PMIC.
1301 This driver provides common support for accessing the device,
1302 additional drivers must be enabled in order to use the
1303 functionality of the device.
1304
1305config MFD_SEC_CORE
1306 tristate "Samsung Electronics PMIC Series Support"
1307 depends on I2C=y
1308 depends on OF
1309 select MFD_CORE
1310 select REGMAP_I2C
1311 select REGMAP_IRQ
1312 help
1313 Support for the Samsung Electronics PMIC devices coming
1314 usually along with Samsung Exynos SoC chipset.
1315 This driver provides common support for accessing the device,
1316 additional drivers must be enabled in order to use the functionality
1317 of the device
1318
1319 To compile this driver as a module, choose M here: the
1320 module will be called sec-core.
1321 Have in mind that important core drivers (like regulators) depend
1322 on this driver so building this as a module might require proper
1323 initial ramdisk or might not boot up as well in certain scenarios.
1324
1325config MFD_SI476X_CORE
1326 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1327 depends on I2C
1328 select MFD_CORE
1329 select REGMAP_I2C
1330 help
1331 This is the core driver for the SI476x series of AM/FM
1332 radio. This MFD driver connects the radio-si476x V4L2 module
1333 and the si476x audio codec.
1334
1335 To compile this driver as a module, choose M here: the
1336 module will be called si476x-core.
1337
1338config MFD_SIMPLE_MFD_I2C
1339 tristate
1340 depends on I2C
1341 select MFD_CORE
1342 select REGMAP_I2C
1343 help
1344 This driver creates a single register map with the intention for it
1345 to be shared by all sub-devices.
1346
1347 Once the register map has been successfully initialised, any
1348 sub-devices represented by child nodes in Device Tree will be
1349 subsequently registered.
1350
1351config MFD_SL28CPLD
1352 tristate "Kontron sl28cpld Board Management Controller"
1353 depends on I2C
1354 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1355 select MFD_SIMPLE_MFD_I2C
1356 help
1357 Say yes here to enable support for the Kontron sl28cpld board
1358 management controller.
1359
1360 It can be found on the following boards:
1361 * SMARC-sAL28
1362
1363config MFD_SM501
1364 tristate "Silicon Motion SM501"
1365 depends on HAS_DMA
1366 help
1367 This is the core driver for the Silicon Motion SM501 multimedia
1368 companion chip. This device is a multifunction device which may
1369 provide numerous interfaces including USB host controller, USB gadget,
1370 asynchronous serial ports, audio functions, and a dual display video
1371 interface. The device may be connected by PCI or local bus with
1372 varying functions enabled.
1373
1374config MFD_SM501_GPIO
1375 bool "Export GPIO via GPIO layer"
1376 depends on MFD_SM501 && GPIOLIB
1377 help
1378 This option uses the gpio library layer to export the 64 GPIO
1379 lines on the SM501. The platform data is used to supply the
1380 base number for the first GPIO line to register.
1381
1382config MFD_SKY81452
1383 tristate "Skyworks Solutions SKY81452"
1384 select MFD_CORE
1385 select REGMAP_I2C
1386 depends on I2C
1387 help
1388 This is the core driver for the Skyworks SKY81452 backlight and
1389 voltage regulator device.
1390
1391 This driver can also be built as a module. If so, the module
1392 will be called sky81452.
1393
1394config MFD_SC27XX_PMIC
1395 tristate "Spreadtrum SC27xx PMICs"
1396 depends on ARCH_SPRD || COMPILE_TEST
1397 depends on SPI_MASTER
1398 select MFD_CORE
1399 select REGMAP_SPI
1400 select REGMAP_IRQ
1401 help
1402 This enables support for the Spreadtrum SC27xx PMICs with SPI
1403 interface. The SC27xx series PMICs integrate power management,
1404 audio codec, battery management and user interface support
1405 function (such as RTC, Typec, indicator and so on) in a single chip.
1406
1407 This driver provides common support for accessing the SC27xx PMICs,
1408 and it also adds the irq_chip parts for handling the PMIC chip events.
1409
1410config RZ_MTU3
1411 tristate "Renesas RZ/G2L MTU3a core driver"
1412 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
1413 select MFD_CORE
1414 help
1415 Select this option to enable Renesas RZ/G2L MTU3a core driver for
1416 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available
1417 on SoCs from Renesas. The core driver shares the clk and channel
1418 register access for the other child devices like Counter, PWM,
1419 Clock Source, and Clock event.
1420
1421config ABX500_CORE
1422 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1423 depends on ARCH_U8500 || COMPILE_TEST
1424 default y if ARCH_U8500
1425 help
1426 Say yes here if you have the ABX500 Mixed Signal IC family
1427 chips. This core driver expose register access functions.
1428 Functionality specific drivers using these functions can
1429 remain unchanged when IC changes. Binding of the functions to
1430 actual register access is done by the IC core driver.
1431
1432config AB8500_CORE
1433 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1434 depends on ABX500_CORE && MFD_DB8500_PRCMU
1435 select POWER_SUPPLY
1436 select MFD_CORE
1437 select IRQ_DOMAIN
1438 help
1439 Select this option to enable access to AB8500 power management
1440 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1441 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1442 the irq_chip parts for handling the Mixed Signal chip events.
1443 This chip embeds various other multimedia functionalities as well.
1444
1445config MFD_DB8500_PRCMU
1446 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1447 depends on UX500_SOC_DB8500
1448 select MFD_CORE
1449 help
1450 Select this option to enable support for the DB8500 Power Reset
1451 and Control Management Unit. This is basically an autonomous
1452 system controller running an XP70 microprocessor, which is accessed
1453 through a register map.
1454
1455config MFD_STMPE
1456 bool "STMicroelectronics STMPE"
1457 depends on I2C=y || SPI_MASTER=y
1458 depends on OF
1459 select MFD_CORE
1460 help
1461 Support for the STMPE family of I/O Expanders from
1462 STMicroelectronics.
1463
1464 Currently supported devices are:
1465
1466 STMPE811: GPIO, Touchscreen, ADC
1467 STMPE1601: GPIO, Keypad
1468 STMPE1801: GPIO, Keypad
1469 STMPE2401: GPIO, Keypad
1470 STMPE2403: GPIO, Keypad
1471
1472 This driver provides common support for accessing the device,
1473 additional drivers must be enabled in order to use the functionality
1474 of the device. Currently available sub drivers are:
1475
1476 GPIO: stmpe-gpio
1477 Keypad: stmpe-keypad
1478 Touchscreen: stmpe-ts
1479 ADC: stmpe-adc
1480
1481menu "STMicroelectronics STMPE Interface Drivers"
1482depends on MFD_STMPE
1483
1484config STMPE_I2C
1485 bool "STMicroelectronics STMPE I2C Interface"
1486 depends on I2C=y
1487 default y
1488 help
1489 This is used to enable I2C interface of STMPE
1490
1491config STMPE_SPI
1492 bool "STMicroelectronics STMPE SPI Interface"
1493 depends on SPI_MASTER
1494 help
1495 This is used to enable SPI interface of STMPE
1496endmenu
1497
1498config MFD_STA2X11
1499 bool "STMicroelectronics STA2X11"
1500 depends on STA2X11
1501 select MFD_CORE
1502 select REGMAP_MMIO
1503
1504config MFD_SUN6I_PRCM
1505 bool "Allwinner A31/A23/A33 PRCM controller"
1506 depends on ARCH_SUNXI || COMPILE_TEST
1507 select MFD_CORE
1508 help
1509 Support for the PRCM (Power/Reset/Clock Management) unit available
1510 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1511 hardware, but they do not use this driver.
1512
1513config MFD_SYSCON
1514 bool "System Controller Register R/W Based on Regmap"
1515 select REGMAP_MMIO
1516 help
1517 Select this option to enable accessing system control registers
1518 via regmap.
1519
1520config MFD_TI_AM335X_TSCADC
1521 tristate "TI ADC / Touch Screen chip support"
1522 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST
1523 select MFD_CORE
1524 select REGMAP
1525 select REGMAP_MMIO
1526 help
1527 If you say yes here you get support for Texas Instruments series
1528 of Touch Screen /ADC chips.
1529 To compile this driver as a module, choose M here: the
1530 module will be called ti_am335x_tscadc.
1531
1532config MFD_LP3943
1533 tristate "TI/National Semiconductor LP3943 MFD Driver"
1534 depends on I2C
1535 select MFD_CORE
1536 select REGMAP_I2C
1537 help
1538 Support for the TI/National Semiconductor LP3943.
1539 This driver consists of GPIO and PWM drivers.
1540 With these functionalities, it can be used for LED string control or
1541 general usage such like a GPIO controller and a PWM controller.
1542
1543config MFD_LP8788
1544 bool "TI LP8788 Power Management Unit Driver"
1545 depends on I2C=y
1546 select MFD_CORE
1547 select REGMAP_I2C
1548 select IRQ_DOMAIN
1549 help
1550 TI LP8788 PMU supports regulators, battery charger, RTC,
1551 ADC, backlight driver and current sinks.
1552
1553config MFD_TI_LMU
1554 tristate "TI Lighting Management Unit driver"
1555 depends on I2C
1556 select MFD_CORE
1557 select REGMAP_I2C
1558 help
1559 Say yes here to enable support for TI LMU chips.
1560 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1561 LM36274. It consists of backlight, LED and regulator driver.
1562 It provides consistent device controls for lighting functions.
1563
1564config MFD_OMAP_USB_HOST
1565 bool "TI OMAP USBHS core and TLL driver"
1566 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1567 depends on COMMON_CLK
1568 default y
1569 help
1570 This is the core driver for the OAMP EHCI and OHCI drivers.
1571 This MFD driver does the required setup functionalities for
1572 OMAP USB Host drivers.
1573
1574config MFD_PALMAS
1575 tristate "TI Palmas series chips"
1576 select MFD_CORE
1577 select REGMAP_I2C
1578 select REGMAP_IRQ
1579 depends on I2C=y
1580 help
1581 If you say yes here you get support for the Palmas
1582 series of PMIC chips from Texas Instruments.
1583
1584config TPS6105X
1585 tristate "TI TPS61050/61052 Boost Converters"
1586 depends on I2C
1587 select REGMAP_I2C
1588 select REGULATOR
1589 select MFD_CORE
1590 select REGULATOR_FIXED_VOLTAGE
1591 help
1592 This option enables a driver for the TP61050/TPS61052
1593 high-power "white LED driver". This boost converter is
1594 sometimes used for other things than white LEDs, and
1595 also contains a GPIO pin.
1596
1597config TPS65010
1598 tristate "TI TPS6501x Power Management chips"
1599 depends on I2C && GPIOLIB
1600 default MACH_OMAP_OSK
1601 help
1602 If you say yes here you get support for the TPS6501x series of
1603 Power Management chips. These include voltage regulators,
1604 lithium ion/polymer battery charging, and other features that
1605 are often used in portable devices like cell phones and cameras.
1606
1607 This driver can also be built as a module. If so, the module
1608 will be called tps65010.
1609
1610config TPS6507X
1611 tristate "TI TPS6507x Power Management / Touch Screen chips"
1612 select MFD_CORE
1613 depends on I2C
1614 help
1615 If you say yes here you get support for the TPS6507x series of
1616 Power Management / Touch Screen chips. These include voltage
1617 regulators, lithium ion/polymer battery charging, touch screen
1618 and other features that are often used in portable devices.
1619 This driver can also be built as a module. If so, the module
1620 will be called tps6507x.
1621
1622config MFD_TPS65086
1623 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1624 select MFD_CORE
1625 select REGMAP
1626 select REGMAP_IRQ
1627 select REGMAP_I2C
1628 depends on I2C
1629 help
1630 If you say yes here you get support for the TPS65086 series of
1631 Power Management chips.
1632 This driver provides common support for accessing the device,
1633 additional drivers must be enabled in order to use the
1634 functionality of the device.
1635
1636config TPS65911_COMPARATOR
1637 tristate
1638
1639config MFD_TPS65090
1640 bool "TI TPS65090 Power Management chips"
1641 depends on I2C=y
1642 select MFD_CORE
1643 select REGMAP_I2C
1644 select REGMAP_IRQ
1645 help
1646 If you say yes here you get support for the TPS65090 series of
1647 Power Management chips.
1648 This driver provides common support for accessing the device,
1649 additional drivers must be enabled in order to use the
1650 functionality of the device.
1651
1652config MFD_TPS65217
1653 tristate "TI TPS65217 Power Management / White LED chips"
1654 depends on I2C && OF
1655 select MFD_CORE
1656 select REGMAP_I2C
1657 select IRQ_DOMAIN
1658 help
1659 If you say yes here you get support for the TPS65217 series of
1660 Power Management / White LED chips.
1661 These include voltage regulators, lithium ion/polymer battery
1662 charger, wled and other features that are often used in portable
1663 devices.
1664
1665 This driver can also be built as a module. If so, the module
1666 will be called tps65217.
1667
1668config MFD_TI_LP873X
1669 tristate "TI LP873X Power Management IC"
1670 depends on I2C
1671 select MFD_CORE
1672 select REGMAP_I2C
1673 help
1674 If you say yes here then you get support for the LP873X series of
1675 Power Management Integrated Circuits (PMIC).
1676 These include voltage regulators, thermal protection, configurable
1677 General Purpose Outputs (GPO) that are used in portable devices.
1678
1679 This driver can also be built as a module. If so, the module
1680 will be called lp873x.
1681
1682config MFD_TI_LP87565
1683 tristate "TI LP87565 Power Management IC"
1684 depends on I2C && OF
1685 select MFD_CORE
1686 select REGMAP_I2C
1687 help
1688 If you say yes here then you get support for the LP87565 series of
1689 Power Management Integrated Circuits (PMIC).
1690 These include voltage regulators, thermal protection, configurable
1691 General Purpose Outputs (GPO) that are used in portable devices.
1692
1693 This driver can also be built as a module. If so, the module
1694 will be called lp87565.
1695
1696config MFD_TPS65218
1697 tristate "TI TPS65218 Power Management chips"
1698 depends on I2C && OF
1699 select MFD_CORE
1700 select REGMAP_I2C
1701 select REGMAP_IRQ
1702 help
1703 If you say yes here you get support for the TPS65218 series of
1704 Power Management chips.
1705 These include voltage regulators, gpio and other features
1706 that are often used in portable devices.
1707
1708 This driver can also be built as a module. If so, the module
1709 will be called tps65218.
1710
1711config MFD_TPS65219
1712 tristate "TI TPS65219 Power Management IC"
1713 depends on I2C && OF
1714 select MFD_CORE
1715 select REGMAP_I2C
1716 select REGMAP_IRQ
1717 help
1718 If you say yes here you get support for the TPS65219 series of Power
1719 Management ICs. These include voltage regulators, GPIOs and
1720 push/power button that is often used in portable devices.
1721
1722 This driver can also be built as a module. If so, the module
1723 will be called tps65219.
1724
1725config MFD_TPS6586X
1726 bool "TI TPS6586x Power Management chips"
1727 depends on I2C=y
1728 select MFD_CORE
1729 select REGMAP_I2C
1730 help
1731 If you say yes here you get support for the TPS6586X series of
1732 Power Management chips.
1733 This driver provides common support for accessing the device,
1734 additional drivers must be enabled in order to use the
1735 functionality of the device.
1736
1737 This driver can also be built as a module. If so, the module
1738 will be called tps6586x.
1739
1740config MFD_TPS65910
1741 bool "TI TPS65910 Power Management chip"
1742 depends on I2C=y
1743 depends on GPIOLIB || COMPILE_TEST
1744 select MFD_CORE
1745 select REGMAP_I2C
1746 select REGMAP_IRQ
1747 select IRQ_DOMAIN
1748 help
1749 if you say yes here you get support for the TPS65910 series of
1750 Power Management chips.
1751
1752config MFD_TPS65912
1753 tristate
1754 select MFD_CORE
1755 select REGMAP
1756 select REGMAP_IRQ
1757
1758config MFD_TPS65912_I2C
1759 tristate "TI TPS65912 Power Management chip with I2C"
1760 select MFD_TPS65912
1761 select REGMAP_I2C
1762 depends on I2C
1763 help
1764 If you say yes here you get support for the TPS65912 series of
1765 PM chips with I2C interface.
1766
1767config MFD_TPS65912_SPI
1768 tristate "TI TPS65912 Power Management chip with SPI"
1769 select MFD_TPS65912
1770 select REGMAP_SPI
1771 depends on SPI_MASTER
1772 help
1773 If you say yes here you get support for the TPS65912 series of
1774 PM chips with SPI interface.
1775
1776config MFD_TPS6594
1777 tristate
1778 select MFD_CORE
1779 select REGMAP
1780 select REGMAP_IRQ
1781
1782config MFD_TPS6594_I2C
1783 tristate "TI TPS6594 Power Management chip with I2C"
1784 select MFD_TPS6594
1785 select REGMAP_I2C
1786 select CRC8
1787 depends on I2C
1788 help
1789 If you say yes here you get support for the TPS6594 series of
1790 PM chips with I2C interface.
1791
1792 This driver can also be built as a module. If so, the module
1793 will be called tps6594-i2c.
1794
1795config MFD_TPS6594_SPI
1796 tristate "TI TPS6594 Power Management chip with SPI"
1797 select MFD_TPS6594
1798 select REGMAP_SPI
1799 select CRC8
1800 depends on SPI_MASTER
1801 help
1802 If you say yes here you get support for the TPS6594 series of
1803 PM chips with SPI interface.
1804
1805 This driver can also be built as a module. If so, the module
1806 will be called tps6594-spi.
1807
1808config TWL4030_CORE
1809 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1810 depends on I2C=y
1811 select IRQ_DOMAIN
1812 select MFD_CORE
1813 select REGMAP_I2C
1814 help
1815 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1816 This core driver provides register access and IRQ handling
1817 facilities, and registers devices for the various functions
1818 so that function-specific drivers can bind to them.
1819
1820 These multi-function chips are found on many OMAP2 and OMAP3
1821 boards, providing power management, RTC, GPIO, keypad, a
1822 high speed USB OTG transceiver, an audio codec (on most
1823 versions) and many other features.
1824
1825config TWL4030_POWER
1826 bool "TI TWL4030 power resources"
1827 depends on TWL4030_CORE && ARM
1828 help
1829 Say yes here if you want to use the power resources on the
1830 TWL4030 family chips. Most of these resources are regulators,
1831 which have a separate driver; some are control signals, such
1832 as clock request handshaking.
1833
1834 This driver uses board-specific data to initialize the resources
1835 and load scripts controlling which resources are switched off/on
1836 or reset when a sleep, wakeup or warm reset event occurs.
1837
1838config MFD_TWL4030_AUDIO
1839 bool "TI TWL4030 Audio"
1840 depends on TWL4030_CORE
1841 select MFD_CORE
1842 default n
1843
1844config TWL6040_CORE
1845 bool "TI TWL6040 audio codec"
1846 depends on I2C=y
1847 select MFD_CORE
1848 select REGMAP_I2C
1849 select REGMAP_IRQ
1850 default n
1851 help
1852 Say yes here if you want support for Texas Instruments TWL6040 audio
1853 codec.
1854 This driver provides common support for accessing the device,
1855 additional drivers must be enabled in order to use the
1856 functionality of the device (audio, vibra).
1857
1858config MENELAUS
1859 bool "TI TWL92330/Menelaus PM chip"
1860 depends on I2C=y && ARCH_OMAP2
1861 help
1862 If you say yes here you get support for the Texas Instruments
1863 TWL92330/Menelaus Power Management chip. This include voltage
1864 regulators, Dual slot memory card transceivers, real-time clock
1865 and other features that are often used in portable devices like
1866 cell phones and PDAs.
1867
1868config MFD_WL1273_CORE
1869 tristate "TI WL1273 FM radio"
1870 depends on I2C
1871 select MFD_CORE
1872 default n
1873 help
1874 This is the core driver for the TI WL1273 FM radio. This MFD
1875 driver connects the radio-wl1273 V4L2 module and the wl1273
1876 audio codec.
1877
1878config MFD_LM3533
1879 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1880 depends on I2C
1881 select MFD_CORE
1882 select REGMAP_I2C
1883 help
1884 Say yes here to enable support for National Semiconductor / TI
1885 LM3533 Lighting Power chips.
1886
1887 This driver provides common support for accessing the device;
1888 additional drivers must be enabled in order to use the LED,
1889 backlight or ambient-light-sensor functionality of the device.
1890
1891config MFD_TIMBERDALE
1892 tristate "Timberdale FPGA"
1893 select MFD_CORE
1894 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1895 help
1896 This is the core driver for the timberdale FPGA. This device is a
1897 multifunction device which exposes numerous platform devices.
1898
1899 The timberdale FPGA can be found on the Intel Atom development board
1900 for in-vehicle infontainment, called Russellville.
1901
1902config MFD_TC3589X
1903 bool "Toshiba TC35892 and variants"
1904 depends on I2C=y
1905 depends on OF
1906 select MFD_CORE
1907 help
1908 Support for the Toshiba TC35892 and variants I/O Expander.
1909
1910 This driver provides common support for accessing the device,
1911 additional drivers must be enabled in order to use the
1912 functionality of the device.
1913
1914config MFD_TQMX86
1915 tristate "TQ-Systems IO controller TQMX86"
1916 select MFD_CORE
1917 help
1918 Say yes here to enable support for various functions of the
1919 TQ-Systems IO controller and watchdog device, found on their
1920 ComExpress CPU modules.
1921
1922config MFD_VX855
1923 tristate "VIA VX855/VX875 integrated south bridge"
1924 depends on PCI
1925 select MFD_CORE
1926 help
1927 Say yes here to enable support for various functions of the
1928 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1929 and/or vx855_gpio drivers for this to do anything useful.
1930
1931config MFD_LOCHNAGAR
1932 bool "Cirrus Logic Lochnagar Audio Development Board"
1933 select MFD_CORE
1934 select REGMAP_I2C
1935 depends on I2C=y && OF
1936 help
1937 Support for Cirrus Logic Lochnagar audio development board.
1938
1939config MFD_ARIZONA
1940 select REGMAP
1941 select REGMAP_IRQ
1942 select MFD_CORE
1943 tristate
1944
1945config MFD_ARIZONA_I2C
1946 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1947 select MFD_ARIZONA
1948 select REGMAP_I2C
1949 depends on I2C
1950 help
1951 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1952 audio SoC core functionality controlled via I2C.
1953
1954config MFD_ARIZONA_SPI
1955 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1956 select MFD_ARIZONA
1957 select REGMAP_SPI
1958 depends on SPI_MASTER
1959 help
1960 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1961 audio SoC core functionality controlled via SPI.
1962
1963config MFD_CS47L24
1964 bool "Cirrus Logic CS47L24 and WM1831"
1965 depends on MFD_ARIZONA
1966 help
1967 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1968
1969config MFD_WM5102
1970 bool "Wolfson Microelectronics WM5102"
1971 depends on MFD_ARIZONA
1972 help
1973 Support for Wolfson Microelectronics WM5102 low power audio SoC
1974
1975config MFD_WM5110
1976 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1977 depends on MFD_ARIZONA
1978 help
1979 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1980 low power audio SoC
1981
1982config MFD_WM8997
1983 bool "Wolfson Microelectronics WM8997"
1984 depends on MFD_ARIZONA
1985 help
1986 Support for Wolfson Microelectronics WM8997 low power audio SoC
1987
1988config MFD_WM8998
1989 bool "Wolfson Microelectronics WM8998"
1990 depends on MFD_ARIZONA
1991 help
1992 Support for Wolfson Microelectronics WM8998 low power audio SoC
1993
1994config MFD_WM8400
1995 bool "Wolfson Microelectronics WM8400"
1996 select MFD_CORE
1997 depends on I2C=y
1998 select REGMAP_I2C
1999 help
2000 Support for the Wolfson Microelecronics WM8400 PMIC and audio
2001 CODEC. This driver provides common support for accessing
2002 the device, additional drivers must be enabled in order to use
2003 the functionality of the device.
2004
2005config MFD_WM831X
2006 bool
2007
2008config MFD_WM831X_I2C
2009 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
2010 select MFD_CORE
2011 select MFD_WM831X
2012 select REGMAP_I2C
2013 select IRQ_DOMAIN
2014 depends on I2C=y
2015 help
2016 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
2017 when controlled using I2C. This driver provides common support
2018 for accessing the device, additional drivers must be enabled in
2019 order to use the functionality of the device.
2020
2021config MFD_WM831X_SPI
2022 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
2023 select MFD_CORE
2024 select MFD_WM831X
2025 select REGMAP_SPI
2026 select IRQ_DOMAIN
2027 depends on SPI_MASTER
2028 help
2029 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
2030 when controlled using SPI. This driver provides common support
2031 for accessing the device, additional drivers must be enabled in
2032 order to use the functionality of the device.
2033
2034config MFD_WM8350
2035 bool
2036
2037config MFD_WM8350_I2C
2038 bool "Wolfson Microelectronics WM8350 with I2C"
2039 select MFD_WM8350
2040 select REGMAP_I2C
2041 depends on I2C=y
2042 help
2043 The WM8350 is an integrated audio and power management
2044 subsystem with watchdog and RTC functionality for embedded
2045 systems. This option enables core support for the WM8350 with
2046 I2C as the control interface. Additional options must be
2047 selected to enable support for the functionality of the chip.
2048
2049config MFD_WM8994
2050 tristate "Wolfson Microelectronics WM8994"
2051 select MFD_CORE
2052 select REGMAP_I2C
2053 select REGMAP_IRQ
2054 depends on I2C
2055 help
2056 The WM8994 is a highly integrated hi-fi CODEC designed for
2057 smartphone applications. As well as audio functionality it
2058 has on board GPIO and regulator functionality which is
2059 supported via the relevant subsystems. This driver provides
2060 core support for the WM8994, in order to use the actual
2061 functionality of the device other drivers must be enabled.
2062
2063config MFD_WM97xx
2064 tristate "Wolfson Microelectronics WM97xx"
2065 select MFD_CORE
2066 select REGMAP_AC97
2067 select AC97_BUS_COMPAT
2068 depends on AC97_BUS_NEW
2069 help
2070 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2071 designed for smartphone applications. As well as audio functionality
2072 it has on board GPIO and a touchscreen functionality which is
2073 supported via the relevant subsystems. This driver provides core
2074 support for the WM97xx, in order to use the actual functionality of
2075 the device other drivers must be enabled.
2076
2077config MFD_STW481X
2078 tristate "Support for ST Microelectronics STw481x"
2079 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2080 select REGMAP_I2C
2081 select MFD_CORE
2082 help
2083 Select this option to enable the STw481x chip driver used
2084 in various ST Microelectronics and ST-Ericsson embedded
2085 Nomadik series.
2086
2087config MFD_ROHM_BD718XX
2088 tristate "ROHM BD71837 Power Management IC"
2089 depends on I2C=y
2090 depends on OF
2091 select REGMAP_I2C
2092 select REGMAP_IRQ
2093 select MFD_CORE
2094 help
2095 Select this option to get support for the ROHM BD71837
2096 Power Management ICs. BD71837 is designed to power processors like
2097 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2098 and emergency shut down as well as 32,768KHz clock output.
2099
2100config MFD_ROHM_BD71828
2101 tristate "ROHM BD71828 and BD71815 Power Management IC"
2102 depends on I2C=y
2103 depends on OF
2104 select REGMAP_I2C
2105 select REGMAP_IRQ
2106 select MFD_CORE
2107 help
2108 Select this option to get support for the ROHM BD71828 and BD71815
2109 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2110 management ICs mainly for battery-powered portable devices.
2111 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2112 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2113 also a single-cell linear charger, a Coulomb counter, a real-time
2114 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2115
2116config MFD_ROHM_BD957XMUF
2117 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2118 depends on I2C=y
2119 depends on OF
2120 select REGMAP_I2C
2121 select REGMAP_IRQ
2122 select MFD_CORE
2123 help
2124 Select this option to get support for the ROHM BD9576MUF and
2125 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2126 designed to be used to power R-Car series processors.
2127
2128config MFD_ROHM_BD96801
2129 tristate "ROHM BD96801 Power Management IC"
2130 depends on I2C=y
2131 depends on OF
2132 select REGMAP_I2C
2133 select REGMAP_IRQ
2134 select MFD_CORE
2135 help
2136 Select this option to get support for the ROHM BD96801 Power
2137 Management IC. The ROHM BD96801 is a highly scalable Power Management
2138 IC for industrial and automotive use. The BD96801 can be used as a
2139 master PMIC in a chained PMIC solution with suitable companion PMICs.
2140
2141config MFD_STM32_LPTIMER
2142 tristate "Support for STM32 Low-Power Timer"
2143 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2144 select MFD_CORE
2145 select REGMAP
2146 select REGMAP_MMIO
2147 help
2148 Select this option to enable STM32 Low-Power Timer driver
2149 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2150 resources are also dealt with here.
2151
2152 To compile this driver as a module, choose M here: the
2153 module will be called stm32-lptimer.
2154
2155config MFD_STM32_TIMERS
2156 tristate "Support for STM32 Timers"
2157 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2158 select MFD_CORE
2159 select REGMAP
2160 select REGMAP_MMIO
2161 help
2162 Select this option to enable STM32 timers driver used
2163 for PWM and IIO Timer. This driver allow to share the
2164 registers between the others drivers.
2165
2166config MFD_STPMIC1
2167 tristate "Support for STPMIC1 PMIC"
2168 depends on I2C=y && OF
2169 select REGMAP_I2C
2170 select REGMAP_IRQ
2171 select MFD_CORE
2172 help
2173 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2174 key, watchdog and regulator functionalities which are supported via
2175 the relevant subsystems. This driver provides core support for the
2176 STPMIC1. In order to use the actual functionality of the device other
2177 drivers must be enabled.
2178
2179 To compile this driver as a module, choose M here: the
2180 module will be called stpmic1.
2181
2182config MFD_STMFX
2183 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2184 depends on I2C
2185 depends on OF
2186 select MFD_CORE
2187 select REGMAP_I2C
2188 help
2189 Support for the STMicroelectronics Multi-Function eXpander.
2190
2191 This driver provides common support for accessing the device,
2192 additional drivers must be enabled in order to use the functionality
2193 of the device.
2194
2195config MFD_WCD934X
2196 tristate "Support for WCD9340/WCD9341 Codec"
2197 depends on SLIMBUS
2198 select REGMAP
2199 select REGMAP_SLIMBUS
2200 select REGMAP_IRQ
2201 select MFD_CORE
2202 help
2203 Support for the Qualcomm WCD9340/WCD9341 Codec.
2204 This driver provides common support WCD934x audio codec and its
2205 associated Pin Controller, Soundwire Controller and Audio codec.
2206
2207config MFD_ATC260X
2208 tristate
2209 select MFD_CORE
2210 select REGMAP
2211 select REGMAP_IRQ
2212
2213config MFD_ATC260X_I2C
2214 tristate "Actions Semi ATC260x PMICs with I2C"
2215 select MFD_ATC260X
2216 select REGMAP_I2C
2217 depends on I2C
2218 help
2219 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2220
2221 This driver provides common support for accessing the ATC2603C
2222 and ATC2609A chip variants, additional drivers must be enabled
2223 in order to use the functionality of the device.
2224
2225config MFD_KHADAS_MCU
2226 tristate "Support for Khadas System control Microcontroller"
2227 depends on I2C
2228 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2229 select MFD_CORE
2230 select REGMAP_I2C
2231 help
2232 Support for the Khadas System control Microcontroller interface
2233 present on their VIM and Edge boards.
2234
2235 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2236 Edge boards.
2237
2238 It provides multiple boot control features like password check,
2239 power-on options, power-off control and system FAN control on recent
2240 boards.
2241
2242 This driver provides common support for accessing the device,
2243 additional drivers must be enabled in order to use the functionality
2244 of the device.
2245
2246config MFD_ACER_A500_EC
2247 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2248 depends on I2C
2249 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2250 select MFD_CORE
2251 select REGMAP
2252 help
2253 Support for Embedded Controller found on Acer Iconia Tab A500.
2254 The controller itself is ENE KB930, it is running firmware
2255 customized for the specific needs of the Acer A500 hardware.
2256
2257config MFD_QCOM_PM8008
2258 tristate "QCOM PM8008 Power Management IC"
2259 depends on I2C && OF
2260 select MFD_CORE
2261 select REGMAP_I2C
2262 select REGMAP_IRQ
2263 help
2264 Select this option to get support for the Qualcomm Technologies, Inc.
2265 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2266 all the necessary power management, housekeeping, and interface
2267 support functions into a single IC. This driver provides common
2268 support for accessing the device by instantiating all the child nodes
2269 under it in the device tree. Additional drivers must be enabled in
2270 order to use the functionality of the device.
2271
2272menu "Multimedia Capabilities Port drivers"
2273 depends on ARCH_SA1100
2274
2275config MCP
2276 tristate
2277
2278# Interface drivers
2279config MCP_SA11X0
2280 tristate "Support SA11x0 MCP interface"
2281 depends on ARCH_SA1100
2282 select MCP
2283
2284# Chip drivers
2285config MCP_UCB1200
2286 tristate "Support for UCB1200 / UCB1300"
2287 depends on MCP_SA11X0
2288 select MCP
2289
2290config MCP_UCB1200_TS
2291 tristate "Touchscreen interface support"
2292 depends on MCP_UCB1200 && INPUT
2293
2294endmenu
2295
2296config MFD_CS40L50_CORE
2297 tristate
2298 select MFD_CORE
2299 select FW_CS_DSP
2300 select REGMAP_IRQ
2301
2302config MFD_CS40L50_I2C
2303 tristate "Cirrus Logic CS40L50 (I2C)"
2304 select REGMAP_I2C
2305 select MFD_CS40L50_CORE
2306 depends on I2C
2307 help
2308 Select this to support the Cirrus Logic CS40L50 Haptic
2309 Driver over I2C.
2310
2311 This driver can be built as a module. If built as a module it will be
2312 called "cs40l50-i2c".
2313
2314config MFD_CS40L50_SPI
2315 tristate "Cirrus Logic CS40L50 (SPI)"
2316 select REGMAP_SPI
2317 select MFD_CS40L50_CORE
2318 depends on SPI
2319 help
2320 Select this to support the Cirrus Logic CS40L50 Haptic
2321 Driver over SPI.
2322
2323 This driver can be built as a module. If built as a module it will be
2324 called "cs40l50-spi".
2325
2326config MFD_VEXPRESS_SYSREG
2327 tristate "Versatile Express System Registers"
2328 depends on VEXPRESS_CONFIG && GPIOLIB
2329 default y
2330 select GPIO_GENERIC_PLATFORM
2331 select MFD_CORE
2332 select MFD_SYSCON
2333 help
2334 System Registers are the platform configuration block
2335 on the ARM Ltd. Versatile Express board.
2336
2337config RAVE_SP_CORE
2338 tristate "RAVE SP MCU core driver"
2339 depends on SERIAL_DEV_BUS
2340 select CRC_ITU_T
2341 help
2342 Select this to get support for the Supervisory Processor
2343 device found on several devices in RAVE line of hardware.
2344
2345config SGI_MFD_IOC3
2346 bool "SGI IOC3 core driver"
2347 depends on PCI && MIPS && 64BIT
2348 select MFD_CORE
2349 help
2350 This option enables basic support for the SGI IOC3-based
2351 controller cards. This option does not enable any specific
2352 functions on such a card, but provides necessary infrastructure
2353 for other drivers to utilize.
2354
2355 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2356 then say Y. Otherwise say N.
2357
2358config MFD_INTEL_M10_BMC_CORE
2359 tristate
2360 select MFD_CORE
2361 select REGMAP
2362 default n
2363
2364config MFD_INTEL_M10_BMC_SPI
2365 tristate "Intel MAX 10 Board Management Controller with SPI"
2366 depends on SPI_MASTER
2367 select MFD_INTEL_M10_BMC_CORE
2368 select REGMAP_SPI_AVMM
2369 help
2370 Support for the Intel MAX 10 board management controller using the
2371 SPI interface.
2372
2373 This driver provides common support for accessing the device,
2374 additional drivers must be enabled in order to use the functionality
2375 of the device.
2376
2377config MFD_INTEL_M10_BMC_PMCI
2378 tristate "Intel MAX 10 Board Management Controller with PMCI"
2379 depends on FPGA_DFL
2380 select MFD_INTEL_M10_BMC_CORE
2381 select REGMAP
2382 help
2383 Support for the Intel MAX 10 board management controller via PMCI.
2384
2385 This driver provides common support for accessing the device,
2386 additional drivers must be enabled in order to use the functionality
2387 of the device.
2388
2389config MFD_QNAP_MCU
2390 tristate "QNAP microcontroller unit core driver"
2391 depends on SERIAL_DEV_BUS
2392 select MFD_CORE
2393 help
2394 Select this to get support for the QNAP MCU device found in
2395 several devices of QNAP network attached storage products that
2396 implements additional functionality for the device, like fan
2397 and LED control.
2398
2399 This driver implements the base serial protocol to talk to the
2400 device and provides functions for the other parts to hook into.
2401
2402config MFD_RSMU_I2C
2403 tristate "Renesas Synchronization Management Unit with I2C"
2404 depends on I2C && OF
2405 select MFD_CORE
2406 select REGMAP_I2C
2407 help
2408 Support for the Renesas Synchronization Management Unit, such as
2409 Clockmatrix and 82P33XXX series. This option supports I2C as
2410 the control interface.
2411
2412 This driver provides common support for accessing the device.
2413 Additional drivers must be enabled in order to use the functionality
2414 of the device.
2415
2416config MFD_RSMU_SPI
2417 tristate "Renesas Synchronization Management Unit with SPI"
2418 depends on SPI && OF
2419 select MFD_CORE
2420 select REGMAP_SPI
2421 help
2422 Support for the Renesas Synchronization Management Unit, such as
2423 Clockmatrix and 82P33XXX series. This option supports SPI as
2424 the control interface.
2425
2426 This driver provides common support for accessing the device.
2427 Additional drivers must be enabled in order to use the functionality
2428 of the device.
2429
2430config MFD_UPBOARD_FPGA
2431 tristate "Support for the AAeon UP board FPGA"
2432 depends on (X86 && ACPI)
2433 select MFD_CORE
2434 help
2435 Select this option to enable the AAEON UP and UP^2 onboard FPGA.
2436 This is the core driver of this FPGA, which has a pin controller and a
2437 LED controller.
2438
2439 To compile this driver as a module, choose M here: the module will be
2440 called upboard-fpga.
2441
2442endmenu
2443endif