Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 || COMPILE_TEST
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_CROS_EC_DEV
240 tristate "ChromeOS Embedded Controller multifunction device"
241 select MFD_CORE
242 depends on CROS_EC
243 default CROS_EC
244 help
245 Select this to get support for ChromeOS Embedded Controller
246 sub-devices. This driver will instantiate additional drivers such
247 as RTC, USBPD, etc. but you have to select the individual drivers.
248
249 To compile this driver as a module, choose M here: the module will be
250 called cros-ec-dev.
251
252config MFD_CS42L43
253 tristate
254 select MFD_CORE
255 select REGMAP
256 select REGMAP_IRQ
257
258config MFD_CS42L43_I2C
259 tristate "Cirrus Logic CS42L43 (I2C)"
260 depends on I2C
261 select REGMAP_I2C
262 select MFD_CS42L43
263 help
264 Select this to support the Cirrus Logic CS42L43 PC CODEC with
265 headphone and class D speaker drivers over I2C.
266
267config MFD_CS42L43_SDW
268 tristate "Cirrus Logic CS42L43 (SoundWire)"
269 depends on SOUNDWIRE
270 select REGMAP_SOUNDWIRE
271 select MFD_CS42L43
272 help
273 Select this to support the Cirrus Logic CS42L43 PC CODEC with
274 headphone and class D speaker drivers over SoundWire.
275
276config MFD_MADERA
277 tristate "Cirrus Logic Madera codecs"
278 select MFD_CORE
279 select REGMAP
280 select REGMAP_IRQ
281 select MADERA_IRQ
282 select PINCTRL
283 select PINCTRL_MADERA
284 help
285 Support for the Cirrus Logic Madera platform audio codecs
286
287config MFD_MADERA_I2C
288 tristate "Cirrus Logic Madera codecs with I2C"
289 depends on MFD_MADERA
290 depends on I2C
291 select REGMAP_I2C
292 help
293 Support for the Cirrus Logic Madera platform audio SoC
294 core functionality controlled via I2C.
295
296config MFD_MADERA_SPI
297 tristate "Cirrus Logic Madera codecs with SPI"
298 depends on MFD_MADERA
299 depends on SPI_MASTER
300 select REGMAP_SPI
301 help
302 Support for the Cirrus Logic Madera platform audio SoC
303 core functionality controlled via SPI.
304
305config MFD_MAX5970
306 tristate "Maxim 5970/5978 power switch and monitor"
307 depends on I2C && OF
308 select MFD_SIMPLE_MFD_I2C
309 help
310 This driver controls a Maxim 5970/5978 switch via I2C bus.
311 The MAX5970/5978 is a smart switch with no output regulation, but
312 fault protection and voltage and current monitoring capabilities.
313 Also it supports upto 4 indication leds.
314
315config MFD_CS47L15
316 bool "Cirrus Logic CS47L15"
317 select PINCTRL_CS47L15
318 depends on MFD_MADERA
319 help
320 Support for Cirrus Logic CS47L15 Smart Codec
321
322config MFD_CS47L35
323 bool "Cirrus Logic CS47L35"
324 select PINCTRL_CS47L35
325 depends on MFD_MADERA
326 help
327 Support for Cirrus Logic CS47L35 Smart Codec
328
329config MFD_CS47L85
330 bool "Cirrus Logic CS47L85"
331 select PINCTRL_CS47L85
332 depends on MFD_MADERA
333 help
334 Support for Cirrus Logic CS47L85 Smart Codec
335
336config MFD_CS47L90
337 bool "Cirrus Logic CS47L90/91"
338 select PINCTRL_CS47L90
339 depends on MFD_MADERA
340 help
341 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
342
343config MFD_CS47L92
344 bool "Cirrus Logic CS47L92/93"
345 select PINCTRL_CS47L92
346 depends on MFD_MADERA
347 help
348 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
349
350config PMIC_DA903X
351 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
352 depends on I2C=y
353 help
354 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
355 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
356 usually found on PXA processors-based platforms. This includes
357 the I2C driver and the core APIs _only_, you have to select
358 individual components like LCD backlight, voltage regulators,
359 LEDs and battery-charger under the corresponding menus.
360
361config PMIC_DA9052
362 bool
363 select MFD_CORE
364
365config MFD_DA9052_SPI
366 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
367 select REGMAP_SPI
368 select REGMAP_IRQ
369 select PMIC_DA9052
370 depends on SPI_MASTER=y
371 help
372 Support for the Dialog Semiconductor DA9052 PMIC
373 when controlled using SPI. This driver provides common support
374 for accessing the device, additional drivers must be enabled in
375 order to use the functionality of the device.
376
377config MFD_DA9052_I2C
378 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
379 select REGMAP_I2C
380 select REGMAP_IRQ
381 select PMIC_DA9052
382 depends on I2C=y
383 help
384 Support for the Dialog Semiconductor DA9052 PMIC
385 when controlled using I2C. 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_DA9055
390 bool "Dialog Semiconductor DA9055 PMIC Support"
391 select REGMAP_I2C
392 select REGMAP_IRQ
393 select MFD_CORE
394 depends on I2C=y
395 help
396 Say yes here for support of Dialog Semiconductor DA9055. This is
397 a Power Management IC. This driver provides common support for
398 accessing the device as well as the I2C interface to the chip itself.
399 Additional drivers must be enabled in order to use the functionality
400 of the device.
401
402config MFD_DA9062
403 tristate "Dialog Semiconductor DA9062/61 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 DA9061 and
410 DA9062 PMICs.
411 This includes the I2C driver and core APIs.
412 Additional drivers must be enabled in order to use the functionality
413 of the device.
414
415config MFD_DA9063
416 tristate "Dialog Semiconductor DA9063 PMIC Support"
417 select MFD_CORE
418 select REGMAP_I2C
419 select REGMAP_IRQ
420 depends on I2C
421 help
422 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
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_DA9150
428 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
429 depends on I2C
430 select MFD_CORE
431 select REGMAP_I2C
432 select REGMAP_IRQ
433 help
434 This adds support for the DA9150 integrated charger and fuel-gauge
435 chip. This driver provides common support for accessing the device.
436 Additional drivers must be enabled in order to use the specific
437 features of the device.
438
439config MFD_DLN2
440 tristate "Diolan DLN2 support"
441 select MFD_CORE
442 depends on USB
443 help
444 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
445 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
446 etc. must be enabled in order to use the functionality of
447 the device.
448
449config MFD_ENE_KB3930
450 tristate "ENE KB3930 Embedded Controller support"
451 depends on I2C
452 depends on MACH_MMP3_DT || COMPILE_TEST
453 select MFD_CORE
454 help
455 This adds support for the power-off functionality and access to
456 the registers that control LEDS and USB port power on ENE KB3930
457 Embedded Controller. To use the LED functionality LEDS_ARIEL must
458 be enabled.
459
460config MFD_EXYNOS_LPASS
461 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
462 depends on ARCH_EXYNOS || COMPILE_TEST
463 select MFD_CORE
464 select REGMAP_MMIO
465 help
466 Select this option to enable support for Samsung Exynos Low Power
467 Audio Subsystem present on some of Samsung Exynos
468 SoCs (e.g. Exynos5433).
469 Choose Y here only if you build for such Samsung SoC.
470
471config MFD_GATEWORKS_GSC
472 tristate "Gateworks System Controller"
473 depends on I2C && OF
474 select MFD_CORE
475 select REGMAP_I2C
476 select REGMAP_IRQ
477 help
478 Enable support for the Gateworks System Controller (GSC) found
479 on Gateworks Single Board Computers supporting system functions
480 such as push-button monitor, multiple ADC's for voltage and
481 temperature monitoring, fan controller and watchdog monitor.
482 This driver provides common support for accessing the device.
483 Additional drivers must be enabled in order to use the
484 functionality of the device.
485
486config MFD_MC13XXX
487 tristate
488 depends on SPI_MASTER || I2C
489 select MFD_CORE
490 select REGMAP_IRQ
491 help
492 Enable support for the Freescale MC13783 and MC13892 PMICs.
493 This driver provides common support for accessing the device,
494 additional drivers must be enabled in order to use the
495 functionality of the device.
496
497config MFD_MC13XXX_SPI
498 tristate "Freescale MC13783 and MC13892 SPI interface"
499 depends on SPI_MASTER
500 select REGMAP_SPI
501 select MFD_MC13XXX
502 help
503 Select this if your MC13xxx is connected via an SPI bus.
504
505config MFD_MC13XXX_I2C
506 tristate "Freescale MC13892 I2C interface"
507 depends on I2C
508 select REGMAP_I2C
509 select MFD_MC13XXX
510 help
511 Select this if your MC13xxx is connected via an I2C bus.
512
513config MFD_MP2629
514 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
515 depends on I2C
516 select REGMAP_I2C
517 select MFD_CORE
518 help
519 Select this option to enable support for Monolithic Power Systems
520 battery charger. This provides ADC, thermal and battery charger power
521 management functions.
522
523config MFD_MXS_LRADC
524 tristate "Freescale i.MX23/i.MX28 LRADC"
525 depends on ARCH_MXS || COMPILE_TEST
526 select MFD_CORE
527 select STMP_DEVICE
528 help
529 Say yes here to build support for the Low Resolution
530 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
531 processors. This driver provides common support for accessing the
532 device, additional drivers must be enabled in order to use the
533 functionality of the device:
534 mxs-lradc-adc for ADC readings
535 mxs-lradc-ts for touchscreen support
536
537 This driver can also be built as a module. If so, the module will be
538 called mxs-lradc.
539
540config MFD_MX25_TSADC
541 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
542 select REGMAP_MMIO
543 depends on (SOC_IMX25 && OF) || COMPILE_TEST
544 help
545 Enable support for the integrated Touchscreen and ADC unit of the
546 i.MX25 processors. They consist of a conversion queue for general
547 purpose ADC and a queue for Touchscreens.
548
549config MFD_HI6421_PMIC
550 tristate "HiSilicon Hi6421 PMU/Codec IC"
551 depends on OF
552 select MFD_CORE
553 select REGMAP_MMIO
554 help
555 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
556 functions, such as regulators, RTC, codec, Coulomb counter, etc.
557 This driver includes core APIs _only_. You have to select
558 individual components like voltage regulators under corresponding
559 menus in order to enable them.
560 We communicate with the Hi6421 via memory-mapped I/O.
561
562config MFD_HI6421_SPMI
563 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
564 depends on OF
565 depends on SPMI
566 select MFD_CORE
567 select REGMAP_SPMI
568 help
569 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
570 multi-functions, such as regulators, RTC, codec, Coulomb counter,
571 etc.
572
573 This driver includes core APIs _only_. You have to select
574 individual components like voltage regulators under corresponding
575 menus in order to enable them.
576 We communicate with the Hi6421v600 via a SPMI bus.
577
578config MFD_HI655X_PMIC
579 tristate "HiSilicon Hi655X series PMU/Codec IC"
580 depends on ARCH_HISI || COMPILE_TEST
581 depends on OF
582 select MFD_CORE
583 select REGMAP_MMIO
584 select REGMAP_IRQ
585 help
586 Select this option to enable Hisilicon hi655x series pmic driver.
587
588config MFD_INTEL_QUARK_I2C_GPIO
589 tristate "Intel Quark MFD I2C GPIO"
590 depends on PCI
591 depends on X86
592 depends on COMMON_CLK
593 select MFD_CORE
594 help
595 This MFD provides support for I2C and GPIO that exist only
596 in a single PCI device. It splits the 2 IO devices to
597 their respective IO driver.
598 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
599
600config LPC_ICH
601 tristate "Intel ICH LPC"
602 depends on PCI
603 select MFD_CORE
604 select P2SB if X86
605 help
606 The LPC bridge function of the Intel ICH provides support for
607 many functional units. This driver provides needed support for
608 other drivers to control these functions, currently GPIO and
609 watchdog.
610
611config LPC_SCH
612 tristate "Intel SCH LPC"
613 depends on PCI
614 select MFD_CORE
615 help
616 LPC bridge function of the Intel SCH provides support for
617 System Management Bus and General Purpose I/O.
618
619config INTEL_SOC_PMIC
620 bool "Support for Crystal Cove PMIC"
621 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
622 depends on (X86 && ACPI) || COMPILE_TEST
623 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
624 select MFD_CORE
625 select REGMAP_I2C
626 select REGMAP_IRQ
627 help
628 Select this option to enable support for Crystal Cove PMIC
629 on some Intel SoC systems. The PMIC provides ADC, GPIO,
630 thermal, charger and related power management functions
631 on these systems.
632
633 This option is a bool as it provides an ACPI OpRegion which must be
634 available before any devices using it are probed. This option also
635 causes the designware-i2c driver to be builtin for the same reason.
636
637config INTEL_SOC_PMIC_BXTWC
638 tristate "Support for Intel Broxton Whiskey Cove PMIC"
639 depends on MFD_INTEL_PMC_BXT
640 select MFD_CORE
641 select REGMAP_IRQ
642 help
643 Select this option to enable support for Whiskey Cove PMIC
644 on Intel Broxton systems. The PMIC provides ADC, GPIO,
645 thermal, charger and related power management functions
646 on these systems.
647
648config INTEL_SOC_PMIC_CHTWC
649 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
650 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
651 depends on X86 || COMPILE_TEST
652 depends on I2C_DESIGNWARE_PLATFORM=y
653 select MFD_CORE
654 select REGMAP_I2C
655 select REGMAP_IRQ
656 help
657 Select this option to enable support for the Intel Cherry Trail
658 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
659
660 This option is a bool as it provides an ACPI OpRegion which must be
661 available before any devices using it are probed. This option also
662 causes the designware-i2c driver to be builtin for the same reason.
663
664config INTEL_SOC_PMIC_CHTDC_TI
665 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
666 depends on GPIOLIB
667 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
668 depends on ACPI
669 depends on X86
670 select MFD_CORE
671 select REGMAP_I2C
672 select REGMAP_IRQ
673 help
674 Select this option for supporting Dollar Cove (TI version) PMIC
675 device that is found on some Intel Cherry Trail systems.
676
677 This option is a bool as it provides an ACPI OpRegion which must be
678 available before any devices using it are probed. This option also
679 needs the designware-i2c driver to be builtin for the same reason.
680
681config INTEL_SOC_PMIC_MRFLD
682 tristate "Support for Intel Merrifield Basin Cove PMIC"
683 depends on GPIOLIB
684 depends on ACPI
685 depends on INTEL_SCU
686 select MFD_CORE
687 select REGMAP_IRQ
688 help
689 Select this option for supporting Basin Cove PMIC device
690 that is found on Intel Merrifield systems.
691
692config MFD_INTEL_LPSS
693 tristate
694 select COMMON_CLK
695 select MFD_CORE
696
697config MFD_INTEL_LPSS_ACPI
698 tristate "Intel Low Power Subsystem support in ACPI mode"
699 select MFD_INTEL_LPSS
700 depends on X86 && ACPI
701 help
702 This driver supports Intel Low Power Subsystem (LPSS) devices such as
703 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
704 PCH) in ACPI mode.
705
706config MFD_INTEL_LPSS_PCI
707 tristate "Intel Low Power Subsystem support in PCI mode"
708 select MFD_INTEL_LPSS
709 depends on X86 && PCI
710 help
711 This driver supports Intel Low Power Subsystem (LPSS) devices such as
712 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
713 PCH) in PCI mode.
714
715config MFD_INTEL_PMC_BXT
716 tristate "Intel PMC Driver for Broxton"
717 depends on X86
718 depends on X86_PLATFORM_DEVICES
719 depends on ACPI
720 select INTEL_SCU_IPC
721 select MFD_CORE
722 help
723 This driver provides support for the PMC (Power Management
724 Controller) on Intel Broxton and Apollo Lake. The PMC is a
725 multi-function device that exposes IPC, General Control
726 Register and P-unit access. In addition this creates devices
727 for iTCO watchdog and telemetry that are part of the PMC.
728
729config MFD_IPAQ_MICRO
730 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
731 depends on SA1100_H3600
732 select MFD_CORE
733 help
734 Select this to get support for the Microcontroller found in
735 the Compaq iPAQ handheld computers. This is an Atmel
736 AT90LS8535 microcontroller flashed with a special iPAQ
737 firmware using the custom protocol implemented in this driver.
738
739config MFD_IQS62X
740 tristate "Azoteq IQS620A/621/622/624/625 core support"
741 depends on I2C
742 select MFD_CORE
743 select REGMAP_I2C
744 help
745 Say Y here if you want to build core support for the Azoteq IQS620A,
746 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
747 options must be selected to enable device-specific functions.
748
749 To compile this driver as a module, choose M here: the module will
750 be called iqs62x.
751
752config MFD_JANZ_CMODIO
753 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
754 select MFD_CORE
755 depends on PCI
756 help
757 This is the core driver for the Janz CMOD-IO PCI MODULbus
758 carrier board. This device is a PCI to MODULbus bridge which may
759 host many different types of MODULbus daughterboards, including
760 CAN and GPIO controllers.
761
762config MFD_KEMPLD
763 tristate "Kontron module PLD device"
764 select MFD_CORE
765 help
766 This is the core driver for the PLD (Programmable Logic Device) found
767 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
768 well as on some other Kontron products. The PLD device may provide
769 functions like watchdog, GPIO, UART and I2C bus.
770
771 This driver can also be built as a module. If so, the module
772 will be called kempld-core.
773
774config MFD_88PM800
775 tristate "Marvell 88PM800"
776 depends on I2C
777 select REGMAP_I2C
778 select REGMAP_IRQ
779 select MFD_CORE
780 help
781 This supports for Marvell 88PM800 Power Management IC.
782 This includes the I2C driver and the core APIs _only_, you have to
783 select individual components like voltage regulators, RTC and
784 battery-charger under the corresponding menus.
785
786config MFD_88PM805
787 tristate "Marvell 88PM805"
788 depends on I2C
789 select REGMAP_I2C
790 select REGMAP_IRQ
791 select MFD_CORE
792 help
793 This supports for Marvell 88PM805 Power Management IC. This includes
794 the I2C driver and the core APIs _only_, you have to select individual
795 components like codec device, headset/Mic device under the
796 corresponding menus.
797
798config MFD_88PM860X
799 bool "Marvell 88PM8606/88PM8607"
800 depends on I2C=y
801 select REGMAP_I2C
802 select MFD_CORE
803 help
804 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
805 This includes the I2C driver and the core APIs _only_, you have to
806 select individual components like voltage regulators, RTC and
807 battery-charger under the corresponding menus.
808
809config MFD_88PM886_PMIC
810 bool "Marvell 88PM886 PMIC"
811 depends on I2C=y
812 depends on OF
813 select REGMAP_I2C
814 select REGMAP_IRQ
815 select MFD_CORE
816 help
817 This enables support for Marvell 88PM886 Power Management IC.
818 This includes the I2C driver and the core APIs _only_, you have to
819 select individual components like onkey under the corresponding menus.
820
821config MFD_MAX14577
822 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
823 depends on I2C
824 select MFD_CORE
825 select REGMAP_I2C
826 select REGMAP_IRQ
827 select IRQ_DOMAIN
828 help
829 Say yes here to add support for Maxim Semiconductor MAX14577 and
830 MAX77836 Micro-USB ICs with battery charger.
831 This driver provides common support for accessing the device;
832 additional drivers must be enabled in order to use the functionality
833 of the device.
834
835config MFD_MAX77541
836 tristate "Analog Devices MAX77541/77540 PMIC Support"
837 depends on I2C=y
838 select MFD_CORE
839 select REGMAP_I2C
840 select REGMAP_IRQ
841 help
842 Say yes here to add support for Analog Devices MAX77541 and
843 MAX77540 Power Management ICs. This driver provides
844 common support for accessing the device; additional drivers
845 must be enabled in order to use the functionality of the device.
846 There are regulators and adc.
847
848config MFD_MAX77620
849 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
850 depends on I2C=y
851 depends on OF
852 select MFD_CORE
853 select REGMAP_I2C
854 select REGMAP_IRQ
855 select IRQ_DOMAIN
856 help
857 Say yes here to add support for Maxim Semiconductor MAX77620 and
858 MAX20024 which are Power Management IC with General purpose pins,
859 RTC, regulators, clock generator, watchdog etc. This driver
860 provides common support for accessing the device; additional drivers
861 must be enabled in order to use the functionality of the device.
862
863config MFD_MAX77650
864 tristate "Maxim MAX77650/77651 PMIC Support"
865 depends on I2C
866 depends on OF
867 select MFD_CORE
868 select REGMAP_I2C
869 select REGMAP_IRQ
870 help
871 Say Y here to add support for Maxim Semiconductor MAX77650 and
872 MAX77651 Power Management ICs. This is the core multifunction
873 driver for interacting with the device. The module name is
874 'max77650'. Additional drivers can be enabled in order to use
875 the following functionalities of the device: GPIO, regulator,
876 charger, LED, onkey.
877
878config MFD_MAX77686
879 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
880 depends on I2C
881 depends on OF
882 select MFD_CORE
883 select REGMAP_I2C
884 select REGMAP_IRQ
885 select IRQ_DOMAIN
886 help
887 Say yes here to add support for Maxim Semiconductor MAX77686 and
888 MAX77802 which are Power Management IC with an RTC on chip.
889 This driver provides common support for accessing the device;
890 additional drivers must be enabled in order to use the functionality
891 of the device.
892
893config MFD_MAX77693
894 tristate "Maxim Semiconductor MAX77693 PMIC Support"
895 depends on I2C
896 select MFD_CORE
897 select REGMAP_I2C
898 select REGMAP_IRQ
899 help
900 Say yes here to add support for Maxim Semiconductor MAX77693.
901 This is a companion Power Management IC with Flash, Haptic, Charger,
902 and MUIC(Micro USB Interface Controller) controls on chip.
903 This driver provides common support for accessing the device;
904 additional drivers must be enabled in order to use the functionality
905 of the device.
906
907config MFD_MAX77714
908 tristate "Maxim Semiconductor MAX77714 PMIC Support"
909 depends on I2C
910 depends on OF
911 select MFD_CORE
912 select REGMAP_I2C
913 help
914 Say yes here to add support for Maxim Semiconductor MAX77714.
915 This is a Power Management IC with 4 buck regulators, 9
916 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
917 provides common support for accessing the device; additional
918 drivers must be enabled in order to use each functionality of the
919 device.
920
921config MFD_MAX77843
922 bool "Maxim Semiconductor MAX77843 PMIC Support"
923 depends on I2C=y
924 select MFD_CORE
925 select REGMAP_I2C
926 select REGMAP_IRQ
927 help
928 Say yes here to add support for Maxim Semiconductor MAX77843.
929 This is companion Power Management IC with LEDs, Haptic, Charger,
930 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
931 This driver provides common support for accessing the device;
932 additional drivers must be enabled in order to use the functionality
933 of the device.
934
935config MFD_MAX8907
936 tristate "Maxim Semiconductor MAX8907 PMIC Support"
937 select MFD_CORE
938 depends on I2C
939 select REGMAP_I2C
940 select REGMAP_IRQ
941 help
942 Say yes here to add support for Maxim Semiconductor MAX8907. This is
943 a Power Management IC. This driver provides common support for
944 accessing the device; additional drivers must be enabled in order
945 to use the functionality of the device.
946
947config MFD_MAX8925
948 bool "Maxim Semiconductor MAX8925 PMIC Support"
949 depends on I2C=y
950 select MFD_CORE
951 help
952 Say yes here to add support for Maxim Semiconductor MAX8925. This is
953 a Power Management IC. This driver provides common support for
954 accessing the device, additional drivers must be enabled in order
955 to use the functionality of the device.
956
957config MFD_MAX8997
958 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
959 depends on I2C=y
960 select MFD_CORE
961 select IRQ_DOMAIN
962 help
963 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
964 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
965 MUIC controls on chip.
966 This driver provides common support for accessing the device;
967 additional drivers must be enabled in order to use the functionality
968 of the device.
969
970config MFD_MAX8998
971 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
972 depends on I2C=y
973 select MFD_CORE
974 select IRQ_DOMAIN
975 help
976 Say yes here to add support for Maxim Semiconductor MAX8998 and
977 National Semiconductor LP3974. This is a Power Management IC.
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_MT6360
983 tristate "Mediatek MT6360 SubPMIC"
984 select MFD_CORE
985 select REGMAP_I2C
986 select REGMAP_IRQ
987 select CRC8
988 depends on I2C
989 help
990 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
991 PMU part includes Charger, Flashlight, RGB LED
992 PMIC part includes 2-channel BUCKs and 2-channel LDOs
993 LDO part includes 4-channel LDOs
994
995config MFD_MT6370
996 tristate "MediaTek MT6370 SubPMIC"
997 select MFD_CORE
998 select REGMAP_I2C
999 select REGMAP_IRQ
1000 depends on I2C
1001 help
1002 Say Y here to enable MT6370 SubPMIC functional support.
1003 It consists of a single cell battery charger with ADC monitoring, RGB
1004 LEDs, dual channel flashlight, WLED backlight driver, display bias
1005 voltage supply, one general purpose LDO, and the USB Type-C & PD
1006 controller complies with the latest USB Type-C and PD standards.
1007
1008 This driver can also be built as a module. If so, the module
1009 will be called "mt6370".
1010
1011config MFD_MT6397
1012 tristate "MediaTek MT6397 PMIC Support"
1013 select MFD_CORE
1014 select IRQ_DOMAIN
1015 help
1016 Say yes here to add support for MediaTek MT6397 PMIC. This is
1017 a Power Management IC. This driver provides common support for
1018 accessing the device; additional drivers must be enabled in order
1019 to use the functionality of the device.
1020
1021config MFD_MENF21BMC
1022 tristate "MEN 14F021P00 Board Management Controller Support"
1023 depends on I2C
1024 select MFD_CORE
1025 help
1026 Say yes here to add support for the MEN 14F021P00 BMC
1027 which is a Board Management Controller connected to the I2C bus.
1028 The device supports multiple sub-devices like LED, HWMON and WDT.
1029 This driver provides common support for accessing the devices;
1030 additional drivers must be enabled in order to use the
1031 functionality of the BMC device.
1032
1033 This driver can also be built as a module. If so the module
1034 will be called menf21bmc.
1035
1036config MFD_OCELOT
1037 tristate "Microsemi Ocelot External Control Support"
1038 depends on SPI_MASTER
1039 select MFD_CORE
1040 select REGMAP_SPI
1041 help
1042 Ocelot is a family of networking chips that support multiple ethernet
1043 and fibre interfaces. In addition to networking, they contain several
1044 other functions, including pinctrl, MDIO, and communication with
1045 external chips. While some chips have an internal processor capable of
1046 running an OS, others don't. All chips can be controlled externally
1047 through different interfaces, including SPI, I2C, and PCIe.
1048
1049 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1050 VSC7513, VSC7514) controlled externally.
1051
1052 To compile this driver as a module, choose M here: the module will be
1053 called ocelot-soc.
1054
1055 If unsure, say N.
1056
1057config EZX_PCAP
1058 bool "Motorola EZXPCAP Support"
1059 depends on SPI_MASTER
1060 help
1061 This enables the PCAP ASIC present on EZX Phones. This is
1062 needed for MMC, TouchScreen, Sound, USB, etc..
1063
1064config MFD_CPCAP
1065 tristate "Support for Motorola CPCAP"
1066 depends on SPI
1067 depends on OF
1068 select MFD_CORE
1069 select REGMAP_SPI
1070 select REGMAP_IRQ
1071 help
1072 Say yes here if you want to include driver for CPCAP.
1073 It is used on many Motorola phones and tablets as a PMIC.
1074 At least Motorola Droid 4 is known to use CPCAP.
1075
1076config MFD_VIPERBOARD
1077 tristate "Nano River Technologies Viperboard"
1078 select MFD_CORE
1079 depends on USB
1080 default n
1081 help
1082 Say yes here if you want support for Nano River Technologies
1083 Viperboard.
1084 There are mfd cell drivers available for i2c master, adc and
1085 both gpios found on the board. The spi part does not yet
1086 have a driver.
1087 You need to select the mfd cell drivers separately.
1088 The drivers do not support all features the board exposes.
1089
1090config MFD_NTXEC
1091 tristate "Netronix embedded controller (EC)"
1092 depends on OF
1093 depends on I2C
1094 select REGMAP_I2C
1095 select MFD_CORE
1096 help
1097 Say yes here if you want to support the embedded controller found in
1098 certain e-book readers designed by the original design manufacturer
1099 Netronix.
1100
1101config MFD_RETU
1102 tristate "Nokia Retu and Tahvo multi-function device"
1103 select MFD_CORE
1104 depends on I2C
1105 select REGMAP_IRQ
1106 help
1107 Retu and Tahvo are a multi-function devices found on Nokia
1108 Internet Tablets (770, N800 and N810).
1109
1110config MFD_PCF50633
1111 tristate "NXP PCF50633"
1112 depends on I2C
1113 select REGMAP_I2C
1114 help
1115 Say yes here if you have NXP PCF50633 chip on your board.
1116 This core driver provides register access and IRQ handling
1117 facilities, and registers devices for the various functions
1118 so that function-specific drivers can bind to them.
1119
1120config PCF50633_ADC
1121 tristate "NXP PCF50633 ADC"
1122 depends on MFD_PCF50633
1123 help
1124 Say yes here if you want to include support for ADC in the
1125 NXP PCF50633 chip.
1126
1127config PCF50633_GPIO
1128 tristate "NXP PCF50633 GPIO"
1129 depends on MFD_PCF50633
1130 help
1131 Say yes here if you want to include support GPIO for pins on
1132 the PCF50633 chip.
1133
1134config MFD_PM8XXX
1135 tristate "Qualcomm PM8xxx PMIC chips driver"
1136 depends on ARM || HEXAGON || COMPILE_TEST
1137 select IRQ_DOMAIN_HIERARCHY
1138 select MFD_CORE
1139 select REGMAP
1140 help
1141 If you say yes to this option, support will be included for the
1142 built-in PM8xxx PMIC chips.
1143
1144 This is required if your board has a PM8xxx and uses its features,
1145 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1146
1147 Say M here if you want to include support for PM8xxx chips as a
1148 module. This will build a module called "pm8xxx-core".
1149
1150config MFD_QCOM_RPM
1151 tristate "Qualcomm Resource Power Manager (RPM)"
1152 depends on ARCH_QCOM && OF
1153 help
1154 If you say yes to this option, support will be included for the
1155 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1156 8064 based devices.
1157
1158 This is required to access many regulators, clocks and bus
1159 frequencies controlled by the RPM on these devices.
1160
1161 Say M here if you want to include support for the Qualcomm RPM as a
1162 module. This will build a module called "qcom_rpm".
1163
1164config MFD_SPMI_PMIC
1165 tristate "Qualcomm SPMI PMICs"
1166 depends on ARCH_QCOM || COMPILE_TEST
1167 depends on OF
1168 depends on SPMI
1169 select REGMAP_SPMI
1170 help
1171 This enables support for the Qualcomm SPMI PMICs.
1172 These PMICs are currently used with the Snapdragon 800 series of
1173 SoCs. Note, that this will only be useful paired with descriptions
1174 of the independent functions as children nodes in the device tree.
1175
1176 Say M here if you want to include support for the SPMI PMIC
1177 series as a module. The module will be called "qcom-spmi-pmic".
1178
1179config MFD_SY7636A
1180 tristate "Silergy SY7636A voltage regulator"
1181 depends on I2C
1182 select MFD_SIMPLE_MFD_I2C
1183 help
1184 Enable support for Silergy SY7636A voltage regulator.
1185
1186 To enable support for building sub-devices as modules,
1187 choose M here.
1188
1189config MFD_RDC321X
1190 tristate "RDC R-321x southbridge"
1191 select MFD_CORE
1192 depends on PCI
1193 help
1194 Say yes here if you want to have support for the RDC R-321x SoC
1195 southbridge which provides access to GPIOs and Watchdog using the
1196 southbridge PCI device configuration space.
1197
1198config MFD_RT4831
1199 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1200 depends on I2C
1201 select MFD_CORE
1202 select REGMAP_I2C
1203 help
1204 This enables support for the Richtek RT4831 that includes 4 channel
1205 WLED driving and Display Bias Voltage. It's commonly used to provide
1206 power to the LCD display and LCD backlight.
1207
1208config MFD_RT5033
1209 tristate "Richtek RT5033 Power Management IC"
1210 depends on I2C
1211 select MFD_CORE
1212 select REGMAP_I2C
1213 select REGMAP_IRQ
1214 help
1215 This driver provides for the Richtek RT5033 Power Management IC,
1216 which includes the I2C driver and the Core APIs. This driver provides
1217 common support for accessing the device. The device supports multiple
1218 sub-devices like charger, fuel gauge, flash LED, current source,
1219 LDO and Buck.
1220
1221config MFD_RT5120
1222 tristate "Richtek RT5120 Power Management IC"
1223 depends on I2C
1224 select MFD_CORE
1225 select REGMAP_I2C
1226 select REGMAP_IRQ
1227 help
1228 The enables support for Richtek RT5120 PMIC. It includes four high
1229 efficiency buck converters and one LDO voltage regulator. The device
1230 is targeted at providing the CPU voltage, memory, I/O and peripheral
1231 power rails in home entertainment devices.
1232
1233config MFD_RC5T583
1234 bool "Ricoh RC5T583 Power Management system device"
1235 depends on I2C=y
1236 select MFD_CORE
1237 select REGMAP_I2C
1238 help
1239 Select this option to get support for the RICOH583 Power
1240 Management system device.
1241 This driver provides common support for accessing the device
1242 through i2c interface. The device supports multiple sub-devices
1243 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1244 Additional drivers must be enabled in order to use the
1245 different functionality of the device.
1246
1247config MFD_RK8XX
1248 tristate
1249 select MFD_CORE
1250
1251config MFD_RK8XX_I2C
1252 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip"
1253 depends on I2C && OF
1254 select MFD_CORE
1255 select REGMAP_I2C
1256 select REGMAP_IRQ
1257 select MFD_RK8XX
1258 help
1259 If you say yes here you get support for the RK805, RK808, RK809,
1260 RK816, RK817 and RK818 Power Management chips.
1261 This driver provides common support for accessing the device
1262 through I2C interface. The device supports multiple sub-devices
1263 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1264
1265config MFD_RK8XX_SPI
1266 tristate "Rockchip RK806 Power Management Chip"
1267 depends on SPI && OF
1268 select MFD_CORE
1269 select REGMAP_SPI
1270 select REGMAP_IRQ
1271 select MFD_RK8XX
1272 help
1273 If you say yes here you get support for the RK806 Power Management
1274 chip.
1275 This driver provides common support for accessing the device
1276 through an SPI interface. The device supports multiple sub-devices
1277 including interrupts, LDO & DCDC regulators, and power on-key.
1278
1279config MFD_RN5T618
1280 tristate "Ricoh RN5T567/618 PMIC"
1281 depends on I2C
1282 depends on OF
1283 select MFD_CORE
1284 select REGMAP_I2C
1285 select REGMAP_IRQ
1286 help
1287 Say yes here to add support for the Ricoh RN5T567,
1288 RN5T618, RC5T619 PMIC.
1289 This driver provides common support for accessing the device,
1290 additional drivers must be enabled in order to use the
1291 functionality of the device.
1292
1293config MFD_SEC_CORE
1294 tristate "Samsung Electronics PMIC Series Support"
1295 depends on I2C=y
1296 depends on OF
1297 select MFD_CORE
1298 select REGMAP_I2C
1299 select REGMAP_IRQ
1300 help
1301 Support for the Samsung Electronics PMIC devices coming
1302 usually along with Samsung Exynos SoC chipset.
1303 This driver provides common support for accessing the device,
1304 additional drivers must be enabled in order to use the functionality
1305 of the device
1306
1307 To compile this driver as a module, choose M here: the
1308 module will be called sec-core.
1309 Have in mind that important core drivers (like regulators) depend
1310 on this driver so building this as a module might require proper
1311 initial ramdisk or might not boot up as well in certain scenarios.
1312
1313config MFD_SI476X_CORE
1314 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1315 depends on I2C
1316 select MFD_CORE
1317 select REGMAP_I2C
1318 help
1319 This is the core driver for the SI476x series of AM/FM
1320 radio. This MFD driver connects the radio-si476x V4L2 module
1321 and the si476x audio codec.
1322
1323 To compile this driver as a module, choose M here: the
1324 module will be called si476x-core.
1325
1326config MFD_SIMPLE_MFD_I2C
1327 tristate
1328 depends on I2C
1329 select MFD_CORE
1330 select REGMAP_I2C
1331 help
1332 This driver creates a single register map with the intention for it
1333 to be shared by all sub-devices.
1334
1335 Once the register map has been successfully initialised, any
1336 sub-devices represented by child nodes in Device Tree will be
1337 subsequently registered.
1338
1339config MFD_SL28CPLD
1340 tristate "Kontron sl28cpld Board Management Controller"
1341 depends on I2C
1342 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1343 select MFD_SIMPLE_MFD_I2C
1344 help
1345 Say yes here to enable support for the Kontron sl28cpld board
1346 management controller.
1347
1348 It can be found on the following boards:
1349 * SMARC-sAL28
1350
1351config MFD_SM501
1352 tristate "Silicon Motion SM501"
1353 depends on HAS_DMA
1354 help
1355 This is the core driver for the Silicon Motion SM501 multimedia
1356 companion chip. This device is a multifunction device which may
1357 provide numerous interfaces including USB host controller, USB gadget,
1358 asynchronous serial ports, audio functions, and a dual display video
1359 interface. The device may be connected by PCI or local bus with
1360 varying functions enabled.
1361
1362config MFD_SM501_GPIO
1363 bool "Export GPIO via GPIO layer"
1364 depends on MFD_SM501 && GPIOLIB
1365 help
1366 This option uses the gpio library layer to export the 64 GPIO
1367 lines on the SM501. The platform data is used to supply the
1368 base number for the first GPIO line to register.
1369
1370config MFD_SKY81452
1371 tristate "Skyworks Solutions SKY81452"
1372 select MFD_CORE
1373 select REGMAP_I2C
1374 depends on I2C
1375 help
1376 This is the core driver for the Skyworks SKY81452 backlight and
1377 voltage regulator device.
1378
1379 This driver can also be built as a module. If so, the module
1380 will be called sky81452.
1381
1382config MFD_SC27XX_PMIC
1383 tristate "Spreadtrum SC27xx PMICs"
1384 depends on ARCH_SPRD || COMPILE_TEST
1385 depends on SPI_MASTER
1386 select MFD_CORE
1387 select REGMAP_SPI
1388 select REGMAP_IRQ
1389 help
1390 This enables support for the Spreadtrum SC27xx PMICs with SPI
1391 interface. The SC27xx series PMICs integrate power management,
1392 audio codec, battery management and user interface support
1393 function (such as RTC, Typec, indicator and so on) in a single chip.
1394
1395 This driver provides common support for accessing the SC27xx PMICs,
1396 and it also adds the irq_chip parts for handling the PMIC chip events.
1397
1398config RZ_MTU3
1399 tristate "Renesas RZ/G2L MTU3a core driver"
1400 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
1401 select MFD_CORE
1402 help
1403 Select this option to enable Renesas RZ/G2L MTU3a core driver for
1404 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available
1405 on SoCs from Renesas. The core driver shares the clk and channel
1406 register access for the other child devices like Counter, PWM,
1407 Clock Source, and Clock event.
1408
1409config ABX500_CORE
1410 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1411 depends on ARCH_U8500 || COMPILE_TEST
1412 default y if ARCH_U8500
1413 help
1414 Say yes here if you have the ABX500 Mixed Signal IC family
1415 chips. This core driver expose register access functions.
1416 Functionality specific drivers using these functions can
1417 remain unchanged when IC changes. Binding of the functions to
1418 actual register access is done by the IC core driver.
1419
1420config AB8500_CORE
1421 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1422 depends on ABX500_CORE && MFD_DB8500_PRCMU
1423 select POWER_SUPPLY
1424 select MFD_CORE
1425 select IRQ_DOMAIN
1426 help
1427 Select this option to enable access to AB8500 power management
1428 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1429 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1430 the irq_chip parts for handling the Mixed Signal chip events.
1431 This chip embeds various other multimedia functionalities as well.
1432
1433config MFD_DB8500_PRCMU
1434 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1435 depends on UX500_SOC_DB8500
1436 select MFD_CORE
1437 help
1438 Select this option to enable support for the DB8500 Power Reset
1439 and Control Management Unit. This is basically an autonomous
1440 system controller running an XP70 microprocessor, which is accessed
1441 through a register map.
1442
1443config MFD_STMPE
1444 bool "STMicroelectronics STMPE"
1445 depends on I2C=y || SPI_MASTER=y
1446 depends on OF
1447 select MFD_CORE
1448 help
1449 Support for the STMPE family of I/O Expanders from
1450 STMicroelectronics.
1451
1452 Currently supported devices are:
1453
1454 STMPE811: GPIO, Touchscreen, ADC
1455 STMPE1601: GPIO, Keypad
1456 STMPE1801: GPIO, Keypad
1457 STMPE2401: GPIO, Keypad
1458 STMPE2403: GPIO, Keypad
1459
1460 This driver provides common support for accessing the device,
1461 additional drivers must be enabled in order to use the functionality
1462 of the device. Currently available sub drivers are:
1463
1464 GPIO: stmpe-gpio
1465 Keypad: stmpe-keypad
1466 Touchscreen: stmpe-ts
1467 ADC: stmpe-adc
1468
1469menu "STMicroelectronics STMPE Interface Drivers"
1470depends on MFD_STMPE
1471
1472config STMPE_I2C
1473 bool "STMicroelectronics STMPE I2C Interface"
1474 depends on I2C=y
1475 default y
1476 help
1477 This is used to enable I2C interface of STMPE
1478
1479config STMPE_SPI
1480 bool "STMicroelectronics STMPE SPI Interface"
1481 depends on SPI_MASTER
1482 help
1483 This is used to enable SPI interface of STMPE
1484endmenu
1485
1486config MFD_STA2X11
1487 bool "STMicroelectronics STA2X11"
1488 depends on STA2X11
1489 select MFD_CORE
1490 select REGMAP_MMIO
1491
1492config MFD_SUN6I_PRCM
1493 bool "Allwinner A31/A23/A33 PRCM controller"
1494 depends on ARCH_SUNXI || COMPILE_TEST
1495 select MFD_CORE
1496 help
1497 Support for the PRCM (Power/Reset/Clock Management) unit available
1498 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1499 hardware, but they do not use this driver.
1500
1501config MFD_SYSCON
1502 bool "System Controller Register R/W Based on Regmap"
1503 select REGMAP_MMIO
1504 help
1505 Select this option to enable accessing system control registers
1506 via regmap.
1507
1508config MFD_TI_AM335X_TSCADC
1509 tristate "TI ADC / Touch Screen chip support"
1510 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST
1511 select MFD_CORE
1512 select REGMAP
1513 select REGMAP_MMIO
1514 help
1515 If you say yes here you get support for Texas Instruments series
1516 of Touch Screen /ADC chips.
1517 To compile this driver as a module, choose M here: the
1518 module will be called ti_am335x_tscadc.
1519
1520config MFD_LP3943
1521 tristate "TI/National Semiconductor LP3943 MFD Driver"
1522 depends on I2C
1523 select MFD_CORE
1524 select REGMAP_I2C
1525 help
1526 Support for the TI/National Semiconductor LP3943.
1527 This driver consists of GPIO and PWM drivers.
1528 With these functionalities, it can be used for LED string control or
1529 general usage such like a GPIO controller and a PWM controller.
1530
1531config MFD_LP8788
1532 bool "TI LP8788 Power Management Unit Driver"
1533 depends on I2C=y
1534 select MFD_CORE
1535 select REGMAP_I2C
1536 select IRQ_DOMAIN
1537 help
1538 TI LP8788 PMU supports regulators, battery charger, RTC,
1539 ADC, backlight driver and current sinks.
1540
1541config MFD_TI_LMU
1542 tristate "TI Lighting Management Unit driver"
1543 depends on I2C
1544 select MFD_CORE
1545 select REGMAP_I2C
1546 help
1547 Say yes here to enable support for TI LMU chips.
1548 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1549 LM36274. It consists of backlight, LED and regulator driver.
1550 It provides consistent device controls for lighting functions.
1551
1552config MFD_OMAP_USB_HOST
1553 bool "TI OMAP USBHS core and TLL driver"
1554 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1555 depends on COMMON_CLK
1556 default y
1557 help
1558 This is the core driver for the OAMP EHCI and OHCI drivers.
1559 This MFD driver does the required setup functionalities for
1560 OMAP USB Host drivers.
1561
1562config MFD_PALMAS
1563 tristate "TI Palmas series chips"
1564 select MFD_CORE
1565 select REGMAP_I2C
1566 select REGMAP_IRQ
1567 depends on I2C=y
1568 help
1569 If you say yes here you get support for the Palmas
1570 series of PMIC chips from Texas Instruments.
1571
1572config TPS6105X
1573 tristate "TI TPS61050/61052 Boost Converters"
1574 depends on I2C
1575 select REGMAP_I2C
1576 select REGULATOR
1577 select MFD_CORE
1578 select REGULATOR_FIXED_VOLTAGE
1579 help
1580 This option enables a driver for the TP61050/TPS61052
1581 high-power "white LED driver". This boost converter is
1582 sometimes used for other things than white LEDs, and
1583 also contains a GPIO pin.
1584
1585config TPS65010
1586 tristate "TI TPS6501x Power Management chips"
1587 depends on I2C && GPIOLIB
1588 default MACH_OMAP_OSK
1589 help
1590 If you say yes here you get support for the TPS6501x series of
1591 Power Management chips. These include voltage regulators,
1592 lithium ion/polymer battery charging, and other features that
1593 are often used in portable devices like cell phones and cameras.
1594
1595 This driver can also be built as a module. If so, the module
1596 will be called tps65010.
1597
1598config TPS6507X
1599 tristate "TI TPS6507x Power Management / Touch Screen chips"
1600 select MFD_CORE
1601 depends on I2C
1602 help
1603 If you say yes here you get support for the TPS6507x series of
1604 Power Management / Touch Screen chips. These include voltage
1605 regulators, lithium ion/polymer battery charging, touch screen
1606 and other features that are often used in portable devices.
1607 This driver can also be built as a module. If so, the module
1608 will be called tps6507x.
1609
1610config MFD_TPS65086
1611 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1612 select MFD_CORE
1613 select REGMAP
1614 select REGMAP_IRQ
1615 select REGMAP_I2C
1616 depends on I2C
1617 help
1618 If you say yes here you get support for the TPS65086 series of
1619 Power Management chips.
1620 This driver provides common support for accessing the device,
1621 additional drivers must be enabled in order to use the
1622 functionality of the device.
1623
1624config TPS65911_COMPARATOR
1625 tristate
1626
1627config MFD_TPS65090
1628 bool "TI TPS65090 Power Management chips"
1629 depends on I2C=y
1630 select MFD_CORE
1631 select REGMAP_I2C
1632 select REGMAP_IRQ
1633 help
1634 If you say yes here you get support for the TPS65090 series of
1635 Power Management chips.
1636 This driver provides common support for accessing the device,
1637 additional drivers must be enabled in order to use the
1638 functionality of the device.
1639
1640config MFD_TPS65217
1641 tristate "TI TPS65217 Power Management / White LED chips"
1642 depends on I2C && OF
1643 select MFD_CORE
1644 select REGMAP_I2C
1645 select IRQ_DOMAIN
1646 help
1647 If you say yes here you get support for the TPS65217 series of
1648 Power Management / White LED chips.
1649 These include voltage regulators, lithium ion/polymer battery
1650 charger, wled and other features that are often used in portable
1651 devices.
1652
1653 This driver can also be built as a module. If so, the module
1654 will be called tps65217.
1655
1656config MFD_TI_LP873X
1657 tristate "TI LP873X Power Management IC"
1658 depends on I2C
1659 select MFD_CORE
1660 select REGMAP_I2C
1661 help
1662 If you say yes here then you get support for the LP873X series of
1663 Power Management Integrated Circuits (PMIC).
1664 These include voltage regulators, thermal protection, configurable
1665 General Purpose Outputs (GPO) that are used in portable devices.
1666
1667 This driver can also be built as a module. If so, the module
1668 will be called lp873x.
1669
1670config MFD_TI_LP87565
1671 tristate "TI LP87565 Power Management IC"
1672 depends on I2C && OF
1673 select MFD_CORE
1674 select REGMAP_I2C
1675 help
1676 If you say yes here then you get support for the LP87565 series of
1677 Power Management Integrated Circuits (PMIC).
1678 These include voltage regulators, thermal protection, configurable
1679 General Purpose Outputs (GPO) that are used in portable devices.
1680
1681 This driver can also be built as a module. If so, the module
1682 will be called lp87565.
1683
1684config MFD_TPS65218
1685 tristate "TI TPS65218 Power Management chips"
1686 depends on I2C && OF
1687 select MFD_CORE
1688 select REGMAP_I2C
1689 select REGMAP_IRQ
1690 help
1691 If you say yes here you get support for the TPS65218 series of
1692 Power Management chips.
1693 These include voltage regulators, gpio and other features
1694 that are often used in portable devices.
1695
1696 This driver can also be built as a module. If so, the module
1697 will be called tps65218.
1698
1699config MFD_TPS65219
1700 tristate "TI TPS65219 Power Management IC"
1701 depends on I2C && OF
1702 select MFD_CORE
1703 select REGMAP_I2C
1704 select REGMAP_IRQ
1705 help
1706 If you say yes here you get support for the TPS65219 series of Power
1707 Management ICs. These include voltage regulators, GPIOs and
1708 push/power button that is often used in portable devices.
1709
1710 This driver can also be built as a module. If so, the module
1711 will be called tps65219.
1712
1713config MFD_TPS6586X
1714 bool "TI TPS6586x Power Management chips"
1715 depends on I2C=y
1716 select MFD_CORE
1717 select REGMAP_I2C
1718 help
1719 If you say yes here you get support for the TPS6586X series of
1720 Power Management chips.
1721 This driver provides common support for accessing the device,
1722 additional drivers must be enabled in order to use the
1723 functionality of the device.
1724
1725 This driver can also be built as a module. If so, the module
1726 will be called tps6586x.
1727
1728config MFD_TPS65910
1729 bool "TI TPS65910 Power Management chip"
1730 depends on I2C=y
1731 depends on GPIOLIB || COMPILE_TEST
1732 select MFD_CORE
1733 select REGMAP_I2C
1734 select REGMAP_IRQ
1735 select IRQ_DOMAIN
1736 help
1737 if you say yes here you get support for the TPS65910 series of
1738 Power Management chips.
1739
1740config MFD_TPS65912
1741 tristate
1742 select MFD_CORE
1743 select REGMAP
1744 select REGMAP_IRQ
1745
1746config MFD_TPS65912_I2C
1747 tristate "TI TPS65912 Power Management chip with I2C"
1748 select MFD_TPS65912
1749 select REGMAP_I2C
1750 depends on I2C
1751 help
1752 If you say yes here you get support for the TPS65912 series of
1753 PM chips with I2C interface.
1754
1755config MFD_TPS65912_SPI
1756 tristate "TI TPS65912 Power Management chip with SPI"
1757 select MFD_TPS65912
1758 select REGMAP_SPI
1759 depends on SPI_MASTER
1760 help
1761 If you say yes here you get support for the TPS65912 series of
1762 PM chips with SPI interface.
1763
1764config MFD_TPS6594
1765 tristate
1766 select MFD_CORE
1767 select REGMAP
1768 select REGMAP_IRQ
1769
1770config MFD_TPS6594_I2C
1771 tristate "TI TPS6594 Power Management chip with I2C"
1772 select MFD_TPS6594
1773 select REGMAP_I2C
1774 select CRC8
1775 depends on I2C
1776 help
1777 If you say yes here you get support for the TPS6594 series of
1778 PM chips with I2C interface.
1779
1780 This driver can also be built as a module. If so, the module
1781 will be called tps6594-i2c.
1782
1783config MFD_TPS6594_SPI
1784 tristate "TI TPS6594 Power Management chip with SPI"
1785 select MFD_TPS6594
1786 select REGMAP_SPI
1787 select CRC8
1788 depends on SPI_MASTER
1789 help
1790 If you say yes here you get support for the TPS6594 series of
1791 PM chips with SPI interface.
1792
1793 This driver can also be built as a module. If so, the module
1794 will be called tps6594-spi.
1795
1796config TWL4030_CORE
1797 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1798 depends on I2C=y
1799 select IRQ_DOMAIN
1800 select MFD_CORE
1801 select REGMAP_I2C
1802 help
1803 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1804 This core driver provides register access and IRQ handling
1805 facilities, and registers devices for the various functions
1806 so that function-specific drivers can bind to them.
1807
1808 These multi-function chips are found on many OMAP2 and OMAP3
1809 boards, providing power management, RTC, GPIO, keypad, a
1810 high speed USB OTG transceiver, an audio codec (on most
1811 versions) and many other features.
1812
1813config TWL4030_POWER
1814 bool "TI TWL4030 power resources"
1815 depends on TWL4030_CORE && ARM
1816 help
1817 Say yes here if you want to use the power resources on the
1818 TWL4030 family chips. Most of these resources are regulators,
1819 which have a separate driver; some are control signals, such
1820 as clock request handshaking.
1821
1822 This driver uses board-specific data to initialize the resources
1823 and load scripts controlling which resources are switched off/on
1824 or reset when a sleep, wakeup or warm reset event occurs.
1825
1826config MFD_TWL4030_AUDIO
1827 bool "TI TWL4030 Audio"
1828 depends on TWL4030_CORE
1829 select MFD_CORE
1830 default n
1831
1832config TWL6040_CORE
1833 bool "TI TWL6040 audio codec"
1834 depends on I2C=y
1835 select MFD_CORE
1836 select REGMAP_I2C
1837 select REGMAP_IRQ
1838 default n
1839 help
1840 Say yes here if you want support for Texas Instruments TWL6040 audio
1841 codec.
1842 This driver provides common support for accessing the device,
1843 additional drivers must be enabled in order to use the
1844 functionality of the device (audio, vibra).
1845
1846config MENELAUS
1847 bool "TI TWL92330/Menelaus PM chip"
1848 depends on I2C=y && ARCH_OMAP2
1849 help
1850 If you say yes here you get support for the Texas Instruments
1851 TWL92330/Menelaus Power Management chip. This include voltage
1852 regulators, Dual slot memory card transceivers, real-time clock
1853 and other features that are often used in portable devices like
1854 cell phones and PDAs.
1855
1856config MFD_WL1273_CORE
1857 tristate "TI WL1273 FM radio"
1858 depends on I2C
1859 select MFD_CORE
1860 default n
1861 help
1862 This is the core driver for the TI WL1273 FM radio. This MFD
1863 driver connects the radio-wl1273 V4L2 module and the wl1273
1864 audio codec.
1865
1866config MFD_LM3533
1867 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1868 depends on I2C
1869 select MFD_CORE
1870 select REGMAP_I2C
1871 help
1872 Say yes here to enable support for National Semiconductor / TI
1873 LM3533 Lighting Power chips.
1874
1875 This driver provides common support for accessing the device;
1876 additional drivers must be enabled in order to use the LED,
1877 backlight or ambient-light-sensor functionality of the device.
1878
1879config MFD_TIMBERDALE
1880 tristate "Timberdale FPGA"
1881 select MFD_CORE
1882 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1883 help
1884 This is the core driver for the timberdale FPGA. This device is a
1885 multifunction device which exposes numerous platform devices.
1886
1887 The timberdale FPGA can be found on the Intel Atom development board
1888 for in-vehicle infontainment, called Russellville.
1889
1890config MFD_TC3589X
1891 bool "Toshiba TC35892 and variants"
1892 depends on I2C=y
1893 depends on OF
1894 select MFD_CORE
1895 help
1896 Support for the Toshiba TC35892 and variants I/O Expander.
1897
1898 This driver provides common support for accessing the device,
1899 additional drivers must be enabled in order to use the
1900 functionality of the device.
1901
1902config MFD_TQMX86
1903 tristate "TQ-Systems IO controller TQMX86"
1904 select MFD_CORE
1905 help
1906 Say yes here to enable support for various functions of the
1907 TQ-Systems IO controller and watchdog device, found on their
1908 ComExpress CPU modules.
1909
1910config MFD_VX855
1911 tristate "VIA VX855/VX875 integrated south bridge"
1912 depends on PCI
1913 select MFD_CORE
1914 help
1915 Say yes here to enable support for various functions of the
1916 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1917 and/or vx855_gpio drivers for this to do anything useful.
1918
1919config MFD_LOCHNAGAR
1920 bool "Cirrus Logic Lochnagar Audio Development Board"
1921 select MFD_CORE
1922 select REGMAP_I2C
1923 depends on I2C=y && OF
1924 help
1925 Support for Cirrus Logic Lochnagar audio development board.
1926
1927config MFD_ARIZONA
1928 select REGMAP
1929 select REGMAP_IRQ
1930 select MFD_CORE
1931 tristate
1932
1933config MFD_ARIZONA_I2C
1934 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1935 select MFD_ARIZONA
1936 select REGMAP_I2C
1937 depends on I2C
1938 help
1939 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1940 audio SoC core functionality controlled via I2C.
1941
1942config MFD_ARIZONA_SPI
1943 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1944 select MFD_ARIZONA
1945 select REGMAP_SPI
1946 depends on SPI_MASTER
1947 help
1948 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1949 audio SoC core functionality controlled via SPI.
1950
1951config MFD_CS47L24
1952 bool "Cirrus Logic CS47L24 and WM1831"
1953 depends on MFD_ARIZONA
1954 help
1955 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1956
1957config MFD_WM5102
1958 bool "Wolfson Microelectronics WM5102"
1959 depends on MFD_ARIZONA
1960 help
1961 Support for Wolfson Microelectronics WM5102 low power audio SoC
1962
1963config MFD_WM5110
1964 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1965 depends on MFD_ARIZONA
1966 help
1967 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1968 low power audio SoC
1969
1970config MFD_WM8997
1971 bool "Wolfson Microelectronics WM8997"
1972 depends on MFD_ARIZONA
1973 help
1974 Support for Wolfson Microelectronics WM8997 low power audio SoC
1975
1976config MFD_WM8998
1977 bool "Wolfson Microelectronics WM8998"
1978 depends on MFD_ARIZONA
1979 help
1980 Support for Wolfson Microelectronics WM8998 low power audio SoC
1981
1982config MFD_WM8400
1983 bool "Wolfson Microelectronics WM8400"
1984 select MFD_CORE
1985 depends on I2C=y
1986 select REGMAP_I2C
1987 help
1988 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1989 CODEC. This driver provides common support for accessing
1990 the device, additional drivers must be enabled in order to use
1991 the functionality of the device.
1992
1993config MFD_WM831X
1994 bool
1995
1996config MFD_WM831X_I2C
1997 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1998 select MFD_CORE
1999 select MFD_WM831X
2000 select REGMAP_I2C
2001 select IRQ_DOMAIN
2002 depends on I2C=y
2003 help
2004 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
2005 when controlled using I2C. This driver provides common support
2006 for accessing the device, additional drivers must be enabled in
2007 order to use the functionality of the device.
2008
2009config MFD_WM831X_SPI
2010 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
2011 select MFD_CORE
2012 select MFD_WM831X
2013 select REGMAP_SPI
2014 select IRQ_DOMAIN
2015 depends on SPI_MASTER
2016 help
2017 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
2018 when controlled using SPI. This driver provides common support
2019 for accessing the device, additional drivers must be enabled in
2020 order to use the functionality of the device.
2021
2022config MFD_WM8350
2023 bool
2024
2025config MFD_WM8350_I2C
2026 bool "Wolfson Microelectronics WM8350 with I2C"
2027 select MFD_WM8350
2028 select REGMAP_I2C
2029 depends on I2C=y
2030 help
2031 The WM8350 is an integrated audio and power management
2032 subsystem with watchdog and RTC functionality for embedded
2033 systems. This option enables core support for the WM8350 with
2034 I2C as the control interface. Additional options must be
2035 selected to enable support for the functionality of the chip.
2036
2037config MFD_WM8994
2038 tristate "Wolfson Microelectronics WM8994"
2039 select MFD_CORE
2040 select REGMAP_I2C
2041 select REGMAP_IRQ
2042 depends on I2C
2043 help
2044 The WM8994 is a highly integrated hi-fi CODEC designed for
2045 smartphone applications. As well as audio functionality it
2046 has on board GPIO and regulator functionality which is
2047 supported via the relevant subsystems. This driver provides
2048 core support for the WM8994, in order to use the actual
2049 functionality of the device other drivers must be enabled.
2050
2051config MFD_WM97xx
2052 tristate "Wolfson Microelectronics WM97xx"
2053 select MFD_CORE
2054 select REGMAP_AC97
2055 select AC97_BUS_COMPAT
2056 depends on AC97_BUS_NEW
2057 help
2058 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2059 designed for smartphone applications. As well as audio functionality
2060 it has on board GPIO and a touchscreen functionality which is
2061 supported via the relevant subsystems. This driver provides core
2062 support for the WM97xx, in order to use the actual functionality of
2063 the device other drivers must be enabled.
2064
2065config MFD_STW481X
2066 tristate "Support for ST Microelectronics STw481x"
2067 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2068 select REGMAP_I2C
2069 select MFD_CORE
2070 help
2071 Select this option to enable the STw481x chip driver used
2072 in various ST Microelectronics and ST-Ericsson embedded
2073 Nomadik series.
2074
2075config MFD_ROHM_BD718XX
2076 tristate "ROHM BD71837 Power Management IC"
2077 depends on I2C=y
2078 depends on OF
2079 select REGMAP_I2C
2080 select REGMAP_IRQ
2081 select MFD_CORE
2082 help
2083 Select this option to get support for the ROHM BD71837
2084 Power Management ICs. BD71837 is designed to power processors like
2085 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2086 and emergency shut down as well as 32,768KHz clock output.
2087
2088config MFD_ROHM_BD71828
2089 tristate "ROHM BD71828 and BD71815 Power Management IC"
2090 depends on I2C=y
2091 depends on OF
2092 select REGMAP_I2C
2093 select REGMAP_IRQ
2094 select MFD_CORE
2095 help
2096 Select this option to get support for the ROHM BD71828 and BD71815
2097 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2098 management ICs mainly for battery-powered portable devices.
2099 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2100 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2101 also a single-cell linear charger, a Coulomb counter, a real-time
2102 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2103
2104config MFD_ROHM_BD957XMUF
2105 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2106 depends on I2C=y
2107 depends on OF
2108 select REGMAP_I2C
2109 select REGMAP_IRQ
2110 select MFD_CORE
2111 help
2112 Select this option to get support for the ROHM BD9576MUF and
2113 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2114 designed to be used to power R-Car series processors.
2115
2116config MFD_ROHM_BD96801
2117 tristate "ROHM BD96801 Power Management IC"
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 BD96801 Power
2125 Management IC. The ROHM BD96801 is a highly scalable Power Management
2126 IC for industrial and automotive use. The BD96801 can be used as a
2127 master PMIC in a chained PMIC solution with suitable companion PMICs.
2128
2129config MFD_STM32_LPTIMER
2130 tristate "Support for STM32 Low-Power Timer"
2131 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2132 select MFD_CORE
2133 select REGMAP
2134 select REGMAP_MMIO
2135 help
2136 Select this option to enable STM32 Low-Power Timer driver
2137 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2138 resources are also dealt with here.
2139
2140 To compile this driver as a module, choose M here: the
2141 module will be called stm32-lptimer.
2142
2143config MFD_STM32_TIMERS
2144 tristate "Support for STM32 Timers"
2145 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2146 select MFD_CORE
2147 select REGMAP
2148 select REGMAP_MMIO
2149 help
2150 Select this option to enable STM32 timers driver used
2151 for PWM and IIO Timer. This driver allow to share the
2152 registers between the others drivers.
2153
2154config MFD_STPMIC1
2155 tristate "Support for STPMIC1 PMIC"
2156 depends on I2C=y && OF
2157 select REGMAP_I2C
2158 select REGMAP_IRQ
2159 select MFD_CORE
2160 help
2161 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2162 key, watchdog and regulator functionalities which are supported via
2163 the relevant subsystems. This driver provides core support for the
2164 STPMIC1. In order to use the actual functionality of the device other
2165 drivers must be enabled.
2166
2167 To compile this driver as a module, choose M here: the
2168 module will be called stpmic1.
2169
2170config MFD_STMFX
2171 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2172 depends on I2C
2173 depends on OF
2174 select MFD_CORE
2175 select REGMAP_I2C
2176 help
2177 Support for the STMicroelectronics Multi-Function eXpander.
2178
2179 This driver provides common support for accessing the device,
2180 additional drivers must be enabled in order to use the functionality
2181 of the device.
2182
2183config MFD_WCD934X
2184 tristate "Support for WCD9340/WCD9341 Codec"
2185 depends on SLIMBUS
2186 select REGMAP
2187 select REGMAP_SLIMBUS
2188 select REGMAP_IRQ
2189 select MFD_CORE
2190 help
2191 Support for the Qualcomm WCD9340/WCD9341 Codec.
2192 This driver provides common support WCD934x audio codec and its
2193 associated Pin Controller, Soundwire Controller and Audio codec.
2194
2195config MFD_ATC260X
2196 tristate
2197 select MFD_CORE
2198 select REGMAP
2199 select REGMAP_IRQ
2200
2201config MFD_ATC260X_I2C
2202 tristate "Actions Semi ATC260x PMICs with I2C"
2203 select MFD_ATC260X
2204 select REGMAP_I2C
2205 depends on I2C
2206 help
2207 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2208
2209 This driver provides common support for accessing the ATC2603C
2210 and ATC2609A chip variants, additional drivers must be enabled
2211 in order to use the functionality of the device.
2212
2213config MFD_KHADAS_MCU
2214 tristate "Support for Khadas System control Microcontroller"
2215 depends on I2C
2216 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2217 select MFD_CORE
2218 select REGMAP_I2C
2219 help
2220 Support for the Khadas System control Microcontroller interface
2221 present on their VIM and Edge boards.
2222
2223 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2224 Edge boards.
2225
2226 It provides multiple boot control features like password check,
2227 power-on options, power-off control and system FAN control on recent
2228 boards.
2229
2230 This driver provides common support for accessing the device,
2231 additional drivers must be enabled in order to use the functionality
2232 of the device.
2233
2234config MFD_ACER_A500_EC
2235 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2236 depends on I2C
2237 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2238 select MFD_CORE
2239 select REGMAP
2240 help
2241 Support for Embedded Controller found on Acer Iconia Tab A500.
2242 The controller itself is ENE KB930, it is running firmware
2243 customized for the specific needs of the Acer A500 hardware.
2244
2245config MFD_QCOM_PM8008
2246 tristate "QCOM PM8008 Power Management IC"
2247 depends on I2C && OF
2248 select MFD_CORE
2249 select REGMAP_I2C
2250 select REGMAP_IRQ
2251 help
2252 Select this option to get support for the Qualcomm Technologies, Inc.
2253 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2254 all the necessary power management, housekeeping, and interface
2255 support functions into a single IC. This driver provides common
2256 support for accessing the device by instantiating all the child nodes
2257 under it in the device tree. Additional drivers must be enabled in
2258 order to use the functionality of the device.
2259
2260menu "Multimedia Capabilities Port drivers"
2261 depends on ARCH_SA1100
2262
2263config MCP
2264 tristate
2265
2266# Interface drivers
2267config MCP_SA11X0
2268 tristate "Support SA11x0 MCP interface"
2269 depends on ARCH_SA1100
2270 select MCP
2271
2272# Chip drivers
2273config MCP_UCB1200
2274 tristate "Support for UCB1200 / UCB1300"
2275 depends on MCP_SA11X0
2276 select MCP
2277
2278config MCP_UCB1200_TS
2279 tristate "Touchscreen interface support"
2280 depends on MCP_UCB1200 && INPUT
2281
2282endmenu
2283
2284config MFD_CS40L50_CORE
2285 tristate
2286 select MFD_CORE
2287 select FW_CS_DSP
2288 select REGMAP_IRQ
2289
2290config MFD_CS40L50_I2C
2291 tristate "Cirrus Logic CS40L50 (I2C)"
2292 select REGMAP_I2C
2293 select MFD_CS40L50_CORE
2294 depends on I2C
2295 help
2296 Select this to support the Cirrus Logic CS40L50 Haptic
2297 Driver over I2C.
2298
2299 This driver can be built as a module. If built as a module it will be
2300 called "cs40l50-i2c".
2301
2302config MFD_CS40L50_SPI
2303 tristate "Cirrus Logic CS40L50 (SPI)"
2304 select REGMAP_SPI
2305 select MFD_CS40L50_CORE
2306 depends on SPI
2307 help
2308 Select this to support the Cirrus Logic CS40L50 Haptic
2309 Driver over SPI.
2310
2311 This driver can be built as a module. If built as a module it will be
2312 called "cs40l50-spi".
2313
2314config MFD_VEXPRESS_SYSREG
2315 tristate "Versatile Express System Registers"
2316 depends on VEXPRESS_CONFIG && GPIOLIB
2317 default y
2318 select GPIO_GENERIC_PLATFORM
2319 select MFD_CORE
2320 select MFD_SYSCON
2321 help
2322 System Registers are the platform configuration block
2323 on the ARM Ltd. Versatile Express board.
2324
2325config RAVE_SP_CORE
2326 tristate "RAVE SP MCU core driver"
2327 depends on SERIAL_DEV_BUS
2328 select CRC_ITU_T
2329 help
2330 Select this to get support for the Supervisory Processor
2331 device found on several devices in RAVE line of hardware.
2332
2333config SGI_MFD_IOC3
2334 bool "SGI IOC3 core driver"
2335 depends on PCI && MIPS && 64BIT
2336 select MFD_CORE
2337 help
2338 This option enables basic support for the SGI IOC3-based
2339 controller cards. This option does not enable any specific
2340 functions on such a card, but provides necessary infrastructure
2341 for other drivers to utilize.
2342
2343 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2344 then say Y. Otherwise say N.
2345
2346config MFD_INTEL_M10_BMC_CORE
2347 tristate
2348 select MFD_CORE
2349 select REGMAP
2350 default n
2351
2352config MFD_INTEL_M10_BMC_SPI
2353 tristate "Intel MAX 10 Board Management Controller with SPI"
2354 depends on SPI_MASTER
2355 select MFD_INTEL_M10_BMC_CORE
2356 select REGMAP_SPI_AVMM
2357 help
2358 Support for the Intel MAX 10 board management controller using the
2359 SPI interface.
2360
2361 This driver provides common support for accessing the device,
2362 additional drivers must be enabled in order to use the functionality
2363 of the device.
2364
2365config MFD_INTEL_M10_BMC_PMCI
2366 tristate "Intel MAX 10 Board Management Controller with PMCI"
2367 depends on FPGA_DFL
2368 select MFD_INTEL_M10_BMC_CORE
2369 select REGMAP
2370 help
2371 Support for the Intel MAX 10 board management controller via PMCI.
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_RSMU_I2C
2378 tristate "Renesas Synchronization Management Unit with I2C"
2379 depends on I2C && OF
2380 select MFD_CORE
2381 select REGMAP_I2C
2382 help
2383 Support for the Renesas Synchronization Management Unit, such as
2384 Clockmatrix and 82P33XXX series. This option supports I2C as
2385 the control interface.
2386
2387 This driver provides common support for accessing the device.
2388 Additional drivers must be enabled in order to use the functionality
2389 of the device.
2390
2391config MFD_RSMU_SPI
2392 tristate "Renesas Synchronization Management Unit with SPI"
2393 depends on SPI && OF
2394 select MFD_CORE
2395 select REGMAP_SPI
2396 help
2397 Support for the Renesas Synchronization Management Unit, such as
2398 Clockmatrix and 82P33XXX series. This option supports SPI as
2399 the control interface.
2400
2401 This driver provides common support for accessing the device.
2402 Additional drivers must be enabled in order to use the functionality
2403 of the device.
2404
2405endmenu
2406endif