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
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 depends on GPIOLIB_LEGACY
133 help
134 If you say yes here you get support for the AAT2870.
135 This driver provides common support for accessing the device,
136 additional drivers must be enabled in order to use the
137 functionality of the device.
138
139config MFD_AT91_USART
140 tristate "AT91 USART Driver"
141 select MFD_CORE
142 depends on ARCH_MICROCHIP || COMPILE_TEST
143 help
144 Select this to get support for AT91 USART IP. This is a wrapper
145 over at91-usart-serial driver and usart-spi-driver. Only one function
146 can be used at a time. The choice is done at boot time by the probe
147 function of this MFD driver according to a device tree property.
148
149config MFD_ATMEL_FLEXCOM
150 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
151 select MFD_CORE
152 depends on OF
153 help
154 Select this to get support for Atmel Flexcom. This is a wrapper
155 which embeds a SPI controller, a I2C controller and a USART. Only
156 one function can be used at a time. The choice is done at boot time
157 by the probe function of this MFD driver according to a device tree
158 property.
159
160config MFD_ATMEL_HLCDC
161 tristate "Atmel HLCDC (High-end LCD Controller)"
162 select MFD_CORE
163 select REGMAP_MMIO
164 depends on OF
165 help
166 If you say yes here you get support for the HLCDC block.
167 This driver provides common support for accessing the device,
168 additional drivers must be enabled in order to use the
169 functionality of the device.
170
171config MFD_ATMEL_SMC
172 bool
173 select MFD_SYSCON
174
175config MFD_BCM590XX
176 tristate "Broadcom BCM590xx PMUs"
177 select MFD_CORE
178 select REGMAP_I2C
179 depends on I2C
180 help
181 Support for the BCM590xx PMUs from Broadcom
182
183config MFD_BD9571MWV
184 tristate "ROHM BD9571MWV PMIC"
185 select MFD_CORE
186 select REGMAP_I2C
187 select REGMAP_IRQ
188 depends on I2C
189 help
190 Support for the ROHM BD9571MWV PMIC, which contains single
191 voltage regulator, voltage sampling units, GPIO block and
192 watchdog block.
193
194 This driver can also be built as a module. If so, the module
195 will be called bd9571mwv.
196
197config MFD_AC100
198 tristate "X-Powers AC100"
199 select MFD_CORE
200 depends on SUNXI_RSB
201 help
202 If you say Y here you get support for the X-Powers AC100 audio codec
203 IC.
204 This driver include only the core APIs. You have to select individual
205 components like codecs or RTC under the corresponding menus.
206
207config MFD_AXP20X
208 tristate
209 select MFD_CORE
210 select REGMAP_IRQ
211
212config MFD_AXP20X_I2C
213 tristate "X-Powers AXP series PMICs with I2C"
214 select MFD_AXP20X
215 select REGMAP_I2C
216 depends on I2C
217 help
218 If you say Y here you get support for the X-Powers AXP series power
219 management ICs (PMICs) controlled with I2C.
220 This driver include only the core APIs. You have to select individual
221 components like regulators or the PEK (Power Enable Key) under the
222 corresponding menus.
223
224 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
225 (builtin) and not a module, as the OpRegion must be available as
226 soon as possible. For the same reason the I2C bus driver options
227 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
228
229config MFD_AXP20X_RSB
230 tristate "X-Powers AXP series PMICs with RSB"
231 select MFD_AXP20X
232 depends on SUNXI_RSB
233 help
234 If you say Y here you get support for the X-Powers AXP series power
235 management ICs (PMICs) controlled with RSB.
236 This driver include only the core APIs. You have to select individual
237 components like regulators or the PEK (Power Enable Key) under the
238 corresponding menus.
239
240config MFD_CGBC
241 tristate "Congatec Board Controller"
242 select MFD_CORE
243 depends on X86
244 help
245 This is the core driver of the Board Controller found on some Congatec
246 SMARC modules. The Board Controller provides functions like watchdog,
247 I2C busses, and GPIO controller.
248
249 To compile this driver as a module, choose M here: the module will be
250 called cgbc-core.
251
252config MFD_CROS_EC_DEV
253 tristate "ChromeOS Embedded Controller multifunction device"
254 select MFD_CORE
255 depends on CROS_EC
256 default CROS_EC
257 help
258 Select this to get support for ChromeOS Embedded Controller
259 sub-devices. This driver will instantiate additional drivers such
260 as RTC, USBPD, etc. but you have to select the individual drivers.
261
262 To compile this driver as a module, choose M here: the module will be
263 called cros-ec-dev.
264
265config MFD_CS40L50_CORE
266 tristate
267 select MFD_CORE
268 select FW_CS_DSP
269 select REGMAP_IRQ
270
271config MFD_CS40L50_I2C
272 tristate "Cirrus Logic CS40L50 (I2C)"
273 select REGMAP_I2C
274 select MFD_CS40L50_CORE
275 depends on I2C
276 help
277 Select this to support the Cirrus Logic CS40L50 Haptic
278 Driver over I2C.
279
280 This driver can be built as a module. If built as a module it will be
281 called "cs40l50-i2c".
282
283config MFD_CS40L50_SPI
284 tristate "Cirrus Logic CS40L50 (SPI)"
285 select REGMAP_SPI
286 select MFD_CS40L50_CORE
287 depends on SPI
288 help
289 Select this to support the Cirrus Logic CS40L50 Haptic
290 Driver over SPI.
291
292 This driver can be built as a module. If built as a module it will be
293 called "cs40l50-spi".
294
295config MFD_CS42L43
296 tristate
297 select MFD_CORE
298 select REGMAP
299 select REGMAP_IRQ
300
301config MFD_CS42L43_I2C
302 tristate "Cirrus Logic CS42L43 (I2C)"
303 depends on I2C
304 select REGMAP_I2C
305 select MFD_CS42L43
306 help
307 Select this to support the Cirrus Logic CS42L43 PC CODEC with
308 headphone and class D speaker drivers over I2C.
309
310config MFD_CS42L43_SDW
311 tristate "Cirrus Logic CS42L43 (SoundWire)"
312 depends on SOUNDWIRE
313 select REGMAP_SOUNDWIRE
314 select MFD_CS42L43
315 help
316 Select this to support the Cirrus Logic CS42L43 PC CODEC with
317 headphone and class D speaker drivers over SoundWire.
318
319config MFD_LOCHNAGAR
320 bool "Cirrus Logic Lochnagar Audio Development Board"
321 select MFD_CORE
322 select REGMAP_I2C
323 depends on I2C=y && OF
324 help
325 Support for Cirrus Logic Lochnagar audio development board.
326
327config MFD_MACSMC
328 tristate "Apple Silicon System Management Controller (SMC)"
329 depends on ARCH_APPLE || COMPILE_TEST
330 depends on OF
331 depends on APPLE_RTKIT
332 select MFD_CORE
333 help
334 The System Management Controller (SMC) on Apple Silicon machines is a
335 piece of hardware that exposes various functionalities such as
336 temperature sensors, voltage/power meters, shutdown/reboot handling,
337 GPIOs and more.
338
339 Communication happens via a shared mailbox using the RTKit protocol
340 which is also used for other co-processors. The SMC protocol then
341 allows reading and writing many different keys which implement the
342 various features. The MFD core device handles this protocol and
343 exposes it to the sub-devices.
344
345config MFD_MADERA
346 tristate "Cirrus Logic Madera codecs"
347 select MFD_CORE
348 select REGMAP
349 select REGMAP_IRQ
350 select MADERA_IRQ
351 select PINCTRL
352 select PINCTRL_MADERA
353 help
354 Support for the Cirrus Logic Madera platform audio codecs
355
356config MFD_MADERA_I2C
357 tristate "Cirrus Logic Madera codecs with I2C"
358 depends on MFD_MADERA
359 depends on I2C
360 select REGMAP_I2C
361 help
362 Support for the Cirrus Logic Madera platform audio SoC
363 core functionality controlled via I2C.
364
365config MFD_MADERA_SPI
366 tristate "Cirrus Logic Madera codecs with SPI"
367 depends on MFD_MADERA
368 depends on SPI_MASTER
369 select REGMAP_SPI
370 help
371 Support for the Cirrus Logic Madera platform audio SoC
372 core functionality controlled via SPI.
373
374config MFD_CS47L15
375 bool "Cirrus Logic CS47L15"
376 select PINCTRL_CS47L15
377 depends on MFD_MADERA
378 help
379 Support for Cirrus Logic CS47L15 Smart Codec
380
381config MFD_CS47L35
382 bool "Cirrus Logic CS47L35"
383 select PINCTRL_CS47L35
384 depends on MFD_MADERA
385 help
386 Support for Cirrus Logic CS47L35 Smart Codec
387
388config MFD_CS47L85
389 bool "Cirrus Logic CS47L85"
390 select PINCTRL_CS47L85
391 depends on MFD_MADERA
392 help
393 Support for Cirrus Logic CS47L85 Smart Codec
394
395config MFD_CS47L90
396 bool "Cirrus Logic CS47L90/91"
397 select PINCTRL_CS47L90
398 depends on MFD_MADERA
399 help
400 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
401
402config MFD_CS47L92
403 bool "Cirrus Logic CS47L92/93"
404 select PINCTRL_CS47L92
405 depends on MFD_MADERA
406 help
407 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
408
409config PMIC_DA903X
410 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
411 depends on I2C=y
412 help
413 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
414 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
415 usually found on PXA processors-based platforms. This includes
416 the I2C driver and the core APIs _only_, you have to select
417 individual components like LCD backlight, voltage regulators,
418 LEDs and battery-charger under the corresponding menus.
419
420config PMIC_DA9052
421 bool
422 select MFD_CORE
423
424config MFD_DA9052_SPI
425 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
426 select REGMAP_SPI
427 select REGMAP_IRQ
428 select PMIC_DA9052
429 depends on SPI_MASTER=y
430 help
431 Support for the Dialog Semiconductor DA9052 PMIC
432 when controlled using SPI. This driver provides common support
433 for accessing the device, additional drivers must be enabled in
434 order to use the functionality of the device.
435
436config MFD_DA9052_I2C
437 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
438 select REGMAP_I2C
439 select REGMAP_IRQ
440 select PMIC_DA9052
441 depends on I2C=y
442 help
443 Support for the Dialog Semiconductor DA9052 PMIC
444 when controlled using I2C. This driver provides common support
445 for accessing the device, additional drivers must be enabled in
446 order to use the functionality of the device.
447
448config MFD_DA9055
449 bool "Dialog Semiconductor DA9055 PMIC Support"
450 select REGMAP_I2C
451 select REGMAP_IRQ
452 select MFD_CORE
453 depends on I2C=y
454 help
455 Say yes here for support of Dialog Semiconductor DA9055. This is
456 a Power Management IC. This driver provides common support for
457 accessing the device as well as the I2C interface to the chip itself.
458 Additional drivers must be enabled in order to use the functionality
459 of the device.
460
461config MFD_DA9062
462 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
463 select MFD_CORE
464 select REGMAP_I2C
465 select REGMAP_IRQ
466 depends on I2C
467 help
468 Say yes here for support for the Dialog Semiconductor DA9061 and
469 DA9062 PMICs.
470 This includes the I2C driver and core APIs.
471 Additional drivers must be enabled in order to use the functionality
472 of the device.
473
474config MFD_DA9063
475 tristate "Dialog Semiconductor DA9063 PMIC Support"
476 select MFD_CORE
477 select REGMAP_I2C
478 select REGMAP_IRQ
479 depends on I2C
480 help
481 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
482 This includes the I2C driver and core APIs.
483 Additional drivers must be enabled in order to use the functionality
484 of the device.
485
486config MFD_DA9150
487 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
488 depends on I2C
489 select MFD_CORE
490 select REGMAP_I2C
491 select REGMAP_IRQ
492 help
493 This adds support for the DA9150 integrated charger and fuel-gauge
494 chip. This driver provides common support for accessing the device.
495 Additional drivers must be enabled in order to use the specific
496 features of the device.
497
498config MFD_DLN2
499 tristate "Diolan DLN2 support"
500 select MFD_CORE
501 depends on USB
502 help
503 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
504 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
505 etc. must be enabled in order to use the functionality of
506 the device.
507
508config MFD_ENE_KB3930
509 tristate "ENE KB3930 Embedded Controller support"
510 depends on I2C
511 depends on MACH_MMP3_DT || COMPILE_TEST
512 select MFD_CORE
513 help
514 This adds support for the power-off functionality and access to
515 the registers that control LEDS and USB port power on ENE KB3930
516 Embedded Controller. To use the LED functionality LEDS_ARIEL must
517 be enabled.
518
519config MFD_EXYNOS_LPASS
520 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
521 depends on ARCH_EXYNOS || COMPILE_TEST
522 select MFD_CORE
523 select REGMAP_MMIO
524 help
525 Select this option to enable support for Samsung Exynos Low Power
526 Audio Subsystem present on some of Samsung Exynos
527 SoCs (e.g. Exynos5433).
528 Choose Y here only if you build for such Samsung SoC.
529
530config MFD_GATEWORKS_GSC
531 tristate "Gateworks System Controller"
532 depends on I2C && OF
533 select MFD_CORE
534 select REGMAP_I2C
535 select REGMAP_IRQ
536 help
537 Enable support for the Gateworks System Controller (GSC) found
538 on Gateworks Single Board Computers supporting system functions
539 such as push-button monitor, multiple ADC's for voltage and
540 temperature monitoring, fan controller and watchdog monitor.
541 This driver provides common support for accessing the device.
542 Additional drivers must be enabled in order to use the
543 functionality of the device.
544
545config MFD_MC13XXX
546 tristate
547 depends on SPI_MASTER || I2C
548 select MFD_CORE
549 select REGMAP_IRQ
550 help
551 Enable support for the Freescale MC13783 and MC13892 PMICs.
552 This driver provides common support for accessing the device,
553 additional drivers must be enabled in order to use the
554 functionality of the device.
555
556config MFD_MC13XXX_SPI
557 tristate "Freescale MC13783 and MC13892 SPI interface"
558 depends on SPI_MASTER
559 select REGMAP_SPI
560 select MFD_MC13XXX
561 help
562 Select this if your MC13xxx is connected via an SPI bus.
563
564config MFD_MC13XXX_I2C
565 tristate "Freescale MC13892 I2C interface"
566 depends on I2C
567 select REGMAP_I2C
568 select MFD_MC13XXX
569 help
570 Select this if your MC13xxx is connected via an I2C bus.
571
572config MFD_MP2629
573 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
574 depends on I2C
575 select REGMAP_I2C
576 select MFD_CORE
577 help
578 Select this option to enable support for Monolithic Power Systems
579 battery charger. This provides ADC, thermal and battery charger power
580 management functions.
581
582config MFD_MXS_LRADC
583 tristate "Freescale i.MX23/i.MX28 LRADC"
584 depends on ARCH_MXS || COMPILE_TEST
585 select MFD_CORE
586 select STMP_DEVICE
587 help
588 Say yes here to build support for the Low Resolution
589 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
590 processors. This driver provides common support for accessing the
591 device, additional drivers must be enabled in order to use the
592 functionality of the device:
593 mxs-lradc-adc for ADC readings
594 mxs-lradc-ts for touchscreen support
595
596 This driver can also be built as a module. If so, the module will be
597 called mxs-lradc.
598
599config MFD_MX25_TSADC
600 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
601 select REGMAP_MMIO
602 depends on (SOC_IMX25 && OF) || COMPILE_TEST
603 help
604 Enable support for the integrated Touchscreen and ADC unit of the
605 i.MX25 processors. They consist of a conversion queue for general
606 purpose ADC and a queue for Touchscreens.
607
608config MFD_HI6421_PMIC
609 tristate "HiSilicon Hi6421 PMU/Codec IC"
610 depends on OF
611 select MFD_CORE
612 select REGMAP_MMIO
613 help
614 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
615 functions, such as regulators, RTC, codec, Coulomb counter, etc.
616 This driver includes core APIs _only_. You have to select
617 individual components like voltage regulators under corresponding
618 menus in order to enable them.
619 We communicate with the Hi6421 via memory-mapped I/O.
620
621config MFD_HI6421_SPMI
622 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
623 depends on OF
624 depends on SPMI
625 select MFD_CORE
626 select REGMAP_SPMI
627 help
628 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
629 multi-functions, such as regulators, RTC, codec, Coulomb counter,
630 etc.
631
632 This driver includes core APIs _only_. You have to select
633 individual components like voltage regulators under corresponding
634 menus in order to enable them.
635 We communicate with the Hi6421v600 via a SPMI bus.
636
637config MFD_HI655X_PMIC
638 tristate "HiSilicon Hi655X series PMU/Codec IC"
639 depends on ARCH_HISI || COMPILE_TEST
640 depends on OF
641 select MFD_CORE
642 select REGMAP_MMIO
643 select REGMAP_IRQ
644 help
645 Select this option to enable Hisilicon hi655x series pmic driver.
646
647config MFD_INTEL_QUARK_I2C_GPIO
648 tristate "Intel Quark MFD I2C GPIO"
649 depends on PCI
650 depends on X86
651 depends on COMMON_CLK
652 select MFD_CORE
653 help
654 This MFD provides support for I2C and GPIO that exist only
655 in a single PCI device. It splits the 2 IO devices to
656 their respective IO driver.
657 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
658
659config LPC_ICH
660 tristate "Intel ICH LPC"
661 depends on PCI
662 select MFD_CORE
663 select P2SB if X86
664 help
665 The LPC bridge function of the Intel ICH provides support for
666 many functional units. This driver provides needed support for
667 other drivers to control these functions, currently GPIO and
668 watchdog.
669
670config LPC_SCH
671 tristate "Intel SCH LPC"
672 depends on PCI
673 select MFD_CORE
674 help
675 LPC bridge function of the Intel SCH provides support for
676 System Management Bus and General Purpose I/O.
677
678config INTEL_SOC_PMIC
679 bool "Support for Crystal Cove PMIC"
680 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
681 depends on (X86 && ACPI) || COMPILE_TEST
682 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
683 select MFD_CORE
684 select REGMAP_I2C
685 select REGMAP_IRQ
686 help
687 Select this option to enable support for Crystal Cove PMIC
688 on some Intel SoC systems. The PMIC provides ADC, GPIO,
689 thermal, charger and related power management functions
690 on these systems.
691
692 This option is a bool as it provides an ACPI OpRegion which must be
693 available before any devices using it are probed. This option also
694 causes the designware-i2c driver to be builtin for the same reason.
695
696config INTEL_SOC_PMIC_BXTWC
697 tristate "Support for Intel Broxton Whiskey Cove PMIC"
698 depends on MFD_INTEL_PMC_BXT
699 select MFD_CORE
700 select REGMAP_IRQ
701 help
702 Select this option to enable support for Whiskey Cove PMIC
703 on Intel Broxton systems. The PMIC provides ADC, GPIO,
704 thermal, charger and related power management functions
705 on these systems.
706
707config INTEL_SOC_PMIC_CHTWC
708 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
709 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
710 depends on X86 || COMPILE_TEST
711 depends on I2C_DESIGNWARE_PLATFORM=y
712 select MFD_CORE
713 select REGMAP_I2C
714 select REGMAP_IRQ
715 help
716 Select this option to enable support for the Intel Cherry Trail
717 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
718
719 This option is a bool as it provides an ACPI OpRegion which must be
720 available before any devices using it are probed. This option also
721 causes the designware-i2c driver to be builtin for the same reason.
722
723config INTEL_SOC_PMIC_CHTDC_TI
724 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
725 depends on GPIOLIB
726 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
727 depends on ACPI
728 depends on X86
729 select MFD_CORE
730 select REGMAP_I2C
731 select REGMAP_IRQ
732 help
733 Select this option for supporting Dollar Cove (TI version) PMIC
734 device that is found on some Intel Cherry Trail systems.
735
736 This option is a bool as it provides an ACPI OpRegion which must be
737 available before any devices using it are probed. This option also
738 needs the designware-i2c driver to be builtin for the same reason.
739
740config INTEL_SOC_PMIC_MRFLD
741 tristate "Support for Intel Merrifield Basin Cove PMIC"
742 depends on GPIOLIB
743 depends on ACPI
744 depends on INTEL_SCU
745 select MFD_CORE
746 select REGMAP_IRQ
747 help
748 Select this option for supporting Basin Cove PMIC device
749 that is found on Intel Merrifield systems.
750
751config MFD_INTEL_LPSS
752 tristate
753 select COMMON_CLK
754 select MFD_CORE
755
756config MFD_INTEL_LPSS_ACPI
757 tristate "Intel Low Power Subsystem support in ACPI mode"
758 select MFD_INTEL_LPSS
759 depends on X86 && ACPI
760 help
761 This driver supports Intel Low Power Subsystem (LPSS) devices such as
762 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
763 PCH) in ACPI mode.
764
765config MFD_INTEL_LPSS_PCI
766 tristate "Intel Low Power Subsystem support in PCI mode"
767 select MFD_INTEL_LPSS
768 depends on X86 && PCI
769 help
770 This driver supports Intel Low Power Subsystem (LPSS) devices such as
771 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
772 PCH) in PCI mode.
773
774config MFD_INTEL_PMC_BXT
775 tristate "Intel PMC Driver for Broxton"
776 depends on X86
777 depends on X86_PLATFORM_DEVICES
778 depends on ACPI
779 select INTEL_SCU_IPC
780 select MFD_CORE
781 help
782 This driver provides support for the PMC (Power Management
783 Controller) on Intel Broxton and Apollo Lake. The PMC is a
784 multi-function device that exposes IPC, General Control
785 Register and P-unit access. In addition this creates devices
786 for iTCO watchdog and telemetry that are part of the PMC.
787
788config MFD_IPAQ_MICRO
789 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
790 depends on SA1100_H3600
791 select MFD_CORE
792 help
793 Select this to get support for the Microcontroller found in
794 the Compaq iPAQ handheld computers. This is an Atmel
795 AT90LS8535 microcontroller flashed with a special iPAQ
796 firmware using the custom protocol implemented in this driver.
797
798config MFD_IQS62X
799 tristate "Azoteq IQS620A/621/622/624/625 core support"
800 depends on I2C
801 select MFD_CORE
802 select REGMAP_I2C
803 help
804 Say Y here if you want to build core support for the Azoteq IQS620A,
805 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
806 options must be selected to enable device-specific functions.
807
808 To compile this driver as a module, choose M here: the module will
809 be called iqs62x.
810
811config MFD_JANZ_CMODIO
812 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
813 select MFD_CORE
814 depends on PCI
815 help
816 This is the core driver for the Janz CMOD-IO PCI MODULbus
817 carrier board. This device is a PCI to MODULbus bridge which may
818 host many different types of MODULbus daughterboards, including
819 CAN and GPIO controllers.
820
821config MFD_KEMPLD
822 tristate "Kontron module PLD device"
823 select MFD_CORE
824 help
825 This is the core driver for the PLD (Programmable Logic Device) found
826 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
827 well as on some other Kontron products. The PLD device may provide
828 functions like watchdog, GPIO, UART and I2C bus.
829
830 This driver can also be built as a module. If so, the module
831 will be called kempld-core.
832
833config MFD_88PM800
834 tristate "Marvell 88PM800"
835 depends on I2C
836 select REGMAP_I2C
837 select REGMAP_IRQ
838 select MFD_CORE
839 help
840 This supports for Marvell 88PM800 Power Management IC.
841 This includes the I2C driver and the core APIs _only_, you have to
842 select individual components like voltage regulators, RTC and
843 battery-charger under the corresponding menus.
844
845config MFD_88PM805
846 tristate "Marvell 88PM805"
847 depends on I2C
848 select REGMAP_I2C
849 select REGMAP_IRQ
850 select MFD_CORE
851 help
852 This supports for Marvell 88PM805 Power Management IC. This includes
853 the I2C driver and the core APIs _only_, you have to select individual
854 components like codec device, headset/Mic device under the
855 corresponding menus.
856
857config MFD_88PM860X
858 bool "Marvell 88PM8606/88PM8607"
859 depends on I2C=y
860 select REGMAP_I2C
861 select MFD_CORE
862 help
863 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
864 This includes the I2C driver and the core APIs _only_, you have to
865 select individual components like voltage regulators, RTC and
866 battery-charger under the corresponding menus.
867
868config MFD_88PM886_PMIC
869 bool "Marvell 88PM886 PMIC"
870 depends on I2C=y
871 depends on OF
872 select REGMAP_I2C
873 select REGMAP_IRQ
874 select MFD_CORE
875 help
876 This enables support for Marvell 88PM886 Power Management IC.
877 This includes the I2C driver and the core APIs _only_, you have to
878 select individual components like onkey under the corresponding menus.
879
880config MFD_MAX5970
881 tristate "Maxim 5970/5978 power switch and monitor"
882 depends on I2C && OF
883 select MFD_SIMPLE_MFD_I2C
884 help
885 This driver controls a Maxim 5970/5978 switch via I2C bus.
886 The MAX5970/5978 is a smart switch with no output regulation, but
887 fault protection and voltage and current monitoring capabilities.
888 Also it supports upto 4 indication leds.
889
890config MFD_MAX14577
891 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
892 depends on I2C
893 select MFD_CORE
894 select REGMAP_I2C
895 select REGMAP_IRQ
896 select IRQ_DOMAIN
897 help
898 Say yes here to add support for Maxim Semiconductor MAX14577 and
899 MAX77836 Micro-USB ICs with battery charger.
900 This driver provides common support for accessing the device;
901 additional drivers must be enabled in order to use the functionality
902 of the device.
903
904config MFD_MAX77541
905 tristate "Analog Devices MAX77541/77540 PMIC Support"
906 depends on I2C=y
907 select MFD_CORE
908 select REGMAP_I2C
909 select REGMAP_IRQ
910 help
911 Say yes here to add support for Analog Devices MAX77541 and
912 MAX77540 Power Management ICs. This driver provides
913 common support for accessing the device; additional drivers
914 must be enabled in order to use the functionality of the device.
915 There are regulators and adc.
916
917config MFD_MAX77620
918 tristate "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
919 depends on I2C=y
920 depends on OF
921 select MFD_CORE
922 select REGMAP_I2C
923 select REGMAP_IRQ
924 select IRQ_DOMAIN
925 help
926 Say yes here to add support for Maxim Semiconductor MAX77620 and
927 MAX20024 which are Power Management IC with General purpose pins,
928 RTC, regulators, clock generator, watchdog etc. This driver
929 provides common support for accessing the device; additional drivers
930 must be enabled in order to use the functionality of the device.
931
932config MFD_MAX77650
933 tristate "Maxim MAX77650/77651 PMIC Support"
934 depends on I2C
935 depends on OF
936 select MFD_CORE
937 select REGMAP_I2C
938 select REGMAP_IRQ
939 help
940 Say Y here to add support for Maxim Semiconductor MAX77650 and
941 MAX77651 Power Management ICs. This is the core multifunction
942 driver for interacting with the device. The module name is
943 'max77650'. Additional drivers can be enabled in order to use
944 the following functionalities of the device: GPIO, regulator,
945 charger, LED, onkey.
946
947config MFD_MAX77686
948 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
949 depends on I2C
950 depends on OF
951 select MFD_CORE
952 select REGMAP_I2C
953 select REGMAP_IRQ
954 select IRQ_DOMAIN
955 help
956 Say yes here to add support for Maxim Semiconductor MAX77686 and
957 MAX77802 which are Power Management IC with an RTC on chip.
958 This driver provides common support for accessing the device;
959 additional drivers must be enabled in order to use the functionality
960 of the device.
961
962config MFD_MAX77693
963 tristate "Maxim Semiconductor MAX77693 PMIC Support"
964 depends on I2C
965 select MFD_CORE
966 select REGMAP_I2C
967 select REGMAP_IRQ
968 help
969 Say yes here to add support for Maxim Semiconductor MAX77693.
970 This is a companion Power Management IC with Flash, Haptic, Charger,
971 and MUIC(Micro USB Interface Controller) controls on chip.
972 This driver provides common support for accessing the device;
973 additional drivers must be enabled in order to use the functionality
974 of the device.
975
976config MFD_MAX77705
977 tristate "Maxim MAX77705 PMIC Support"
978 depends on I2C
979 select MFD_CORE
980 select MFD_SIMPLE_MFD_I2C
981 help
982 Say yes here to add support for Maxim Integrated MAX77705 PMIC.
983 This is a Power Management IC with Charger, safe LDOs, Flash, Haptic
984 and MUIC controls on chip.
985 This driver provides common support for accessing the device;
986 additional drivers must be enabled in order to use the functionality
987 of the device.
988
989config MFD_MAX77714
990 tristate "Maxim Semiconductor MAX77714 PMIC Support"
991 depends on I2C
992 depends on OF
993 select MFD_CORE
994 select REGMAP_I2C
995 help
996 Say yes here to add support for Maxim Semiconductor MAX77714.
997 This is a Power Management IC with 4 buck regulators, 9
998 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
999 provides common support for accessing the device; additional
1000 drivers must be enabled in order to use each functionality of the
1001 device.
1002
1003config MFD_MAX77759
1004 tristate "Maxim Integrated MAX77759 PMIC"
1005 depends on I2C
1006 depends on OF
1007 select IRQ_DOMAIN
1008 select MFD_CORE
1009 select REGMAP_I2C
1010 select REGMAP_IRQ
1011 help
1012 Say yes here to add support for Maxim Integrated MAX77759.
1013 This is a companion Power Management IC for USB Type-C applications
1014 with Battery Charger, Fuel Gauge, temperature sensors, USB Type-C
1015 Port Controller (TCPC), NVMEM, and additional GPIO interfaces.
1016 This driver provides common support for accessing the device;
1017 additional drivers must be enabled in order to use the functionality
1018 of the device.
1019
1020 To compile this driver as a module, choose M here: the module will be
1021 called max77759.
1022
1023config MFD_MAX77843
1024 bool "Maxim Semiconductor MAX77843 PMIC Support"
1025 depends on I2C=y
1026 select MFD_CORE
1027 select REGMAP_I2C
1028 select REGMAP_IRQ
1029 help
1030 Say yes here to add support for Maxim Semiconductor MAX77843.
1031 This is companion Power Management IC with LEDs, Haptic, Charger,
1032 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
1033 This driver provides common support for accessing the device;
1034 additional drivers must be enabled in order to use the functionality
1035 of the device.
1036
1037config MFD_MAX8907
1038 tristate "Maxim Semiconductor MAX8907 PMIC Support"
1039 select MFD_CORE
1040 depends on I2C
1041 select REGMAP_I2C
1042 select REGMAP_IRQ
1043 help
1044 Say yes here to add support for Maxim Semiconductor MAX8907. This is
1045 a Power Management IC. This driver provides common support for
1046 accessing the device; additional drivers must be enabled in order
1047 to use the functionality of the device.
1048
1049config MFD_MAX8925
1050 bool "Maxim Semiconductor MAX8925 PMIC Support"
1051 depends on I2C=y
1052 select MFD_CORE
1053 help
1054 Say yes here to add support for Maxim Semiconductor MAX8925. This is
1055 a Power Management IC. This driver provides common support for
1056 accessing the device, additional drivers must be enabled in order
1057 to use the functionality of the device.
1058
1059config MFD_MAX8997
1060 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
1061 depends on I2C=y
1062 select MFD_CORE
1063 select IRQ_DOMAIN
1064 help
1065 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
1066 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
1067 MUIC controls on chip.
1068 This driver provides common support for accessing the device;
1069 additional drivers must be enabled in order to use the functionality
1070 of the device.
1071
1072config MFD_MAX8998
1073 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
1074 depends on I2C=y
1075 select MFD_CORE
1076 select IRQ_DOMAIN
1077 help
1078 Say yes here to add support for Maxim Semiconductor MAX8998 and
1079 National Semiconductor LP3974. This is a Power Management IC.
1080 This driver provides common support for accessing the device,
1081 additional drivers must be enabled in order to use the functionality
1082 of the device.
1083
1084config MFD_MT6360
1085 tristate "Mediatek MT6360 SubPMIC"
1086 select MFD_CORE
1087 select REGMAP_I2C
1088 select REGMAP_IRQ
1089 select CRC8
1090 depends on I2C
1091 help
1092 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
1093 PMU part includes Charger, Flashlight, RGB LED
1094 PMIC part includes 2-channel BUCKs and 2-channel LDOs
1095 LDO part includes 4-channel LDOs
1096
1097config MFD_MT6370
1098 tristate "MediaTek MT6370 SubPMIC"
1099 select MFD_CORE
1100 select REGMAP_I2C
1101 select REGMAP_IRQ
1102 depends on I2C
1103 help
1104 Say Y here to enable MT6370 SubPMIC functional support.
1105 It consists of a single cell battery charger with ADC monitoring, RGB
1106 LEDs, dual channel flashlight, WLED backlight driver, display bias
1107 voltage supply, one general purpose LDO, and the USB Type-C & PD
1108 controller complies with the latest USB Type-C and PD standards.
1109
1110 This driver can also be built as a module. If so, the module
1111 will be called "mt6370".
1112
1113config MFD_MT6397
1114 tristate "MediaTek MT6397 PMIC Support"
1115 select MFD_CORE
1116 select IRQ_DOMAIN
1117 help
1118 Say yes here to add support for MediaTek MT6397 PMIC. This is
1119 a Power Management IC. This driver provides common support for
1120 accessing the device; additional drivers must be enabled in order
1121 to use the functionality of the device.
1122
1123config MFD_MENF21BMC
1124 tristate "MEN 14F021P00 Board Management Controller Support"
1125 depends on I2C
1126 select MFD_CORE
1127 help
1128 Say yes here to add support for the MEN 14F021P00 BMC
1129 which is a Board Management Controller connected to the I2C bus.
1130 The device supports multiple sub-devices like LED, HWMON and WDT.
1131 This driver provides common support for accessing the devices;
1132 additional drivers must be enabled in order to use the
1133 functionality of the BMC device.
1134
1135 This driver can also be built as a module. If so the module
1136 will be called menf21bmc.
1137
1138config MFD_NCT6694
1139 tristate "Nuvoton NCT6694 support"
1140 select MFD_CORE
1141 depends on USB
1142 help
1143 This enables support for the Nuvoton USB device NCT6694, which shares
1144 peripherals.
1145 The Nuvoton NCT6694 is a peripheral expander with 16 GPIO chips,
1146 6 I2C controllers, 2 CANfd controllers, 2 Watchdog timers, ADC,
1147 PWM, and RTC.
1148 This driver provides core APIs to access the NCT6694 hardware
1149 monitoring and control features.
1150 Additional drivers must be enabled to utilize the specific
1151 functionalities of the device.
1152
1153config MFD_OCELOT
1154 tristate "Microsemi Ocelot External Control Support"
1155 depends on SPI_MASTER
1156 select MFD_CORE
1157 select REGMAP_SPI
1158 help
1159 Ocelot is a family of networking chips that support multiple ethernet
1160 and fibre interfaces. In addition to networking, they contain several
1161 other functions, including pinctrl, MDIO, and communication with
1162 external chips. While some chips have an internal processor capable of
1163 running an OS, others don't. All chips can be controlled externally
1164 through different interfaces, including SPI, I2C, and PCIe.
1165
1166 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1167 VSC7513, VSC7514) controlled externally.
1168
1169 To compile this driver as a module, choose M here: the module will be
1170 called ocelot-soc.
1171
1172 If unsure, say N.
1173
1174config EZX_PCAP
1175 bool "Motorola EZXPCAP Support"
1176 depends on SPI_MASTER
1177 help
1178 This enables the PCAP ASIC present on EZX Phones. This is
1179 needed for MMC, TouchScreen, Sound, USB, etc..
1180
1181config MFD_CPCAP
1182 tristate "Support for Motorola CPCAP"
1183 depends on SPI
1184 depends on OF
1185 select MFD_CORE
1186 select REGMAP_SPI
1187 select REGMAP_IRQ
1188 help
1189 Say yes here if you want to include driver for CPCAP.
1190 It is used on many Motorola phones and tablets as a PMIC.
1191 At least Motorola Droid 4 is known to use CPCAP.
1192
1193config MFD_VIPERBOARD
1194 tristate "Nano River Technologies Viperboard"
1195 select MFD_CORE
1196 depends on USB
1197 default n
1198 help
1199 Say yes here if you want support for Nano River Technologies
1200 Viperboard.
1201 There are mfd cell drivers available for i2c master, adc and
1202 both gpios found on the board. The spi part does not yet
1203 have a driver.
1204 You need to select the mfd cell drivers separately.
1205 The drivers do not support all features the board exposes.
1206
1207config MFD_NTXEC
1208 tristate "Netronix embedded controller (EC)"
1209 depends on OF
1210 depends on I2C
1211 select REGMAP_I2C
1212 select MFD_CORE
1213 help
1214 Say yes here if you want to support the embedded controller found in
1215 certain e-book readers designed by the original design manufacturer
1216 Netronix.
1217
1218config MFD_RETU
1219 tristate "Nokia Retu and Tahvo multi-function device"
1220 select MFD_CORE
1221 depends on I2C
1222 select REGMAP_IRQ
1223 help
1224 Retu and Tahvo are a multi-function devices found on Nokia
1225 Internet Tablets (770, N800 and N810).
1226
1227config MFD_PM8XXX
1228 tristate "Qualcomm PM8xxx PMIC chips driver"
1229 depends on ARM || HEXAGON || COMPILE_TEST
1230 select IRQ_DOMAIN_HIERARCHY
1231 select MFD_CORE
1232 select REGMAP
1233 help
1234 If you say yes to this option, support will be included for the
1235 built-in PM8xxx PMIC chips.
1236
1237 This is required if your board has a PM8xxx and uses its features,
1238 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1239
1240 Say M here if you want to include support for PM8xxx chips as a
1241 module. This will build a module called "pm8xxx-core".
1242
1243config MFD_QCOM_RPM
1244 tristate "Qualcomm Resource Power Manager (RPM)"
1245 depends on ARCH_QCOM && OF
1246 help
1247 If you say yes to this option, support will be included for the
1248 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1249 8064 based devices.
1250
1251 This is required to access many regulators, clocks and bus
1252 frequencies controlled by the RPM on these devices.
1253
1254 Say M here if you want to include support for the Qualcomm RPM as a
1255 module. This will build a module called "qcom_rpm".
1256
1257config MFD_SPACEMIT_P1
1258 tristate "SpacemiT P1 PMIC"
1259 depends on ARCH_SPACEMIT || COMPILE_TEST
1260 depends on I2C
1261 select I2C_K1
1262 select MFD_SIMPLE_MFD_I2C
1263 help
1264 This option supports the I2C-based SpacemiT P1 PMIC, which
1265 contains regulators, a power switch, GPIOs, an RTC, and more.
1266 This option is selected when any of the supported sub-devices
1267 is configured. The basic functionality is implemented by the
1268 simple MFD I2C driver.
1269
1270config MFD_SPMI_PMIC
1271 tristate "Qualcomm SPMI PMICs"
1272 depends on ARCH_QCOM || COMPILE_TEST
1273 depends on OF
1274 depends on SPMI
1275 select REGMAP_SPMI
1276 help
1277 This enables support for the Qualcomm SPMI PMICs.
1278 These PMICs are currently used with the Snapdragon 800 series of
1279 SoCs. Note, that this will only be useful paired with descriptions
1280 of the independent functions as children nodes in the device tree.
1281
1282 Say M here if you want to include support for the SPMI PMIC
1283 series as a module. The module will be called "qcom-spmi-pmic".
1284
1285config MFD_SY7636A
1286 tristate "Silergy SY7636A voltage regulator"
1287 depends on I2C
1288 select MFD_SIMPLE_MFD_I2C
1289 help
1290 Enable support for Silergy SY7636A voltage regulator.
1291
1292 To enable support for building sub-devices as modules,
1293 choose M here.
1294
1295config MFD_RDC321X
1296 tristate "RDC R-321x southbridge"
1297 select MFD_CORE
1298 depends on PCI
1299 help
1300 Say yes here if you want to have support for the RDC R-321x SoC
1301 southbridge which provides access to GPIOs and Watchdog using the
1302 southbridge PCI device configuration space.
1303
1304config MFD_RT4831
1305 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1306 depends on I2C
1307 select MFD_CORE
1308 select REGMAP_I2C
1309 help
1310 This enables support for the Richtek RT4831 that includes 4 channel
1311 WLED driving and Display Bias Voltage. It's commonly used to provide
1312 power to the LCD display and LCD backlight.
1313
1314config MFD_RT5033
1315 tristate "Richtek RT5033 Power Management IC"
1316 depends on I2C
1317 select MFD_CORE
1318 select REGMAP_I2C
1319 select REGMAP_IRQ
1320 help
1321 This driver provides for the Richtek RT5033 Power Management IC,
1322 which includes the I2C driver and the Core APIs. This driver provides
1323 common support for accessing the device. The device supports multiple
1324 sub-devices like charger, fuel gauge, flash LED, current source,
1325 LDO and Buck.
1326
1327config MFD_RT5120
1328 tristate "Richtek RT5120 Power Management IC"
1329 depends on I2C
1330 select MFD_CORE
1331 select REGMAP_I2C
1332 select REGMAP_IRQ
1333 help
1334 The enables support for Richtek RT5120 PMIC. It includes four high
1335 efficiency buck converters and one LDO voltage regulator. The device
1336 is targeted at providing the CPU voltage, memory, I/O and peripheral
1337 power rails in home entertainment devices.
1338
1339config MFD_RC5T583
1340 bool "Ricoh RC5T583 Power Management system device"
1341 depends on I2C=y
1342 select MFD_CORE
1343 select REGMAP_I2C
1344 help
1345 Select this option to get support for the RICOH583 Power
1346 Management system device.
1347 This driver provides common support for accessing the device
1348 through i2c interface. The device supports multiple sub-devices
1349 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1350 Additional drivers must be enabled in order to use the
1351 different functionality of the device.
1352
1353config MFD_RK8XX
1354 tristate
1355 select MFD_CORE
1356
1357config MFD_RK8XX_I2C
1358 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip"
1359 depends on I2C && OF
1360 select MFD_CORE
1361 select REGMAP_I2C
1362 select REGMAP_IRQ
1363 select MFD_RK8XX
1364 help
1365 If you say yes here you get support for the RK805, RK808, RK809,
1366 RK816, RK817 and RK818 Power Management chips.
1367 This driver provides common support for accessing the device
1368 through I2C interface. The device supports multiple sub-devices
1369 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1370
1371config MFD_RK8XX_SPI
1372 tristate "Rockchip RK806 Power Management Chip"
1373 depends on SPI && OF
1374 select MFD_CORE
1375 select REGMAP_SPI
1376 select REGMAP_IRQ
1377 select MFD_RK8XX
1378 help
1379 If you say yes here you get support for the RK806 Power Management
1380 chip.
1381 This driver provides common support for accessing the device
1382 through an SPI interface. The device supports multiple sub-devices
1383 including interrupts, LDO & DCDC regulators, and power on-key.
1384
1385config MFD_RN5T618
1386 tristate "Ricoh RN5T567/618 PMIC"
1387 depends on I2C
1388 depends on OF
1389 select MFD_CORE
1390 select REGMAP_I2C
1391 select REGMAP_IRQ
1392 help
1393 Say yes here to add support for the Ricoh RN5T567,
1394 RN5T618, RC5T619 PMIC.
1395 This driver provides common support for accessing the device,
1396 additional drivers must be enabled in order to use the
1397 functionality of the device.
1398
1399config MFD_SEC_CORE
1400 tristate
1401 select MFD_CORE
1402 select REGMAP_IRQ
1403
1404config MFD_SEC_ACPM
1405 tristate "Samsung Electronics S2MPG1x PMICs"
1406 depends on EXYNOS_ACPM_PROTOCOL
1407 depends on OF
1408 select MFD_SEC_CORE
1409 help
1410 Support for the Samsung Electronics PMICs with ACPM interface.
1411 This is a Power Management IC for mobile applications with buck
1412 converters, various LDOs, power meters, RTC, clock outputs, and
1413 additional GPIOs interfaces.
1414 This driver provides common support for accessing the device;
1415 additional drivers must be enabled in order to use the functionality
1416 of the device.
1417
1418 To compile this driver as a module, choose M here: the module will be
1419 called sec-acpm.
1420
1421config MFD_SEC_I2C
1422 tristate "Samsung Electronics S2MPA/S2MPS1X/S2MPU/S5M series PMICs"
1423 depends on I2C=y
1424 depends on OF
1425 select MFD_SEC_CORE
1426 select REGMAP_I2C
1427 help
1428 Support for the Samsung Electronics PMIC devices with I2C interface
1429 coming usually along with Samsung Exynos SoC chipset.
1430 This driver provides common support for accessing the device,
1431 additional drivers must be enabled in order to use the functionality
1432 of the device.
1433
1434 To compile this driver as a module, choose M here: the
1435 module will be called sec-i2c.
1436 Have in mind that important core drivers (like regulators) depend
1437 on this driver so building this as a module might require proper
1438 initial ramdisk or might not boot up as well in certain scenarios.
1439
1440config MFD_SI476X_CORE
1441 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1442 depends on I2C
1443 depends on GPIOLIB_LEGACY
1444 select MFD_CORE
1445 select REGMAP_I2C
1446 help
1447 This is the core driver for the SI476x series of AM/FM
1448 radio. This MFD driver connects the radio-si476x V4L2 module
1449 and the si476x audio codec.
1450
1451 To compile this driver as a module, choose M here: the
1452 module will be called si476x-core.
1453
1454config MFD_SIMPLE_MFD_I2C
1455 tristate
1456 depends on I2C
1457 select MFD_CORE
1458 select REGMAP_I2C
1459 help
1460 This driver creates a single register map with the intention for it
1461 to be shared by all sub-devices.
1462
1463 Once the register map has been successfully initialised, any
1464 sub-devices represented by child nodes in Device Tree will be
1465 subsequently registered.
1466
1467config MFD_SL28CPLD
1468 tristate "Kontron sl28cpld Board Management Controller"
1469 depends on I2C
1470 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1471 select MFD_SIMPLE_MFD_I2C
1472 help
1473 Say yes here to enable support for the Kontron sl28cpld board
1474 management controller.
1475
1476 It can be found on the following boards:
1477 * SMARC-sAL28
1478
1479config MFD_SM501
1480 tristate "Silicon Motion SM501"
1481 depends on HAS_DMA
1482 help
1483 This is the core driver for the Silicon Motion SM501 multimedia
1484 companion chip. This device is a multifunction device which may
1485 provide numerous interfaces including USB host controller, USB gadget,
1486 asynchronous serial ports, audio functions, and a dual display video
1487 interface. The device may be connected by PCI or local bus with
1488 varying functions enabled.
1489
1490config MFD_SM501_GPIO
1491 bool "Export GPIO via GPIO layer"
1492 depends on MFD_SM501 && GPIOLIB
1493 help
1494 This option uses the gpio library layer to export the 64 GPIO
1495 lines on the SM501. The platform data is used to supply the
1496 base number for the first GPIO line to register.
1497
1498config MFD_SKY81452
1499 tristate "Skyworks Solutions SKY81452"
1500 select MFD_CORE
1501 select REGMAP_I2C
1502 depends on I2C
1503 help
1504 This is the core driver for the Skyworks SKY81452 backlight and
1505 voltage regulator device.
1506
1507 This driver can also be built as a module. If so, the module
1508 will be called sky81452.
1509
1510config MFD_SC27XX_PMIC
1511 tristate "Spreadtrum SC27xx PMICs"
1512 depends on ARCH_SPRD || COMPILE_TEST
1513 depends on SPI_MASTER
1514 select MFD_CORE
1515 select REGMAP_SPI
1516 select REGMAP_IRQ
1517 help
1518 This enables support for the Spreadtrum SC27xx PMICs with SPI
1519 interface. The SC27xx series PMICs integrate power management,
1520 audio codec, battery management and user interface support
1521 function (such as RTC, Typec, indicator and so on) in a single chip.
1522
1523 This driver provides common support for accessing the SC27xx PMICs,
1524 and it also adds the irq_chip parts for handling the PMIC chip events.
1525
1526config RZ_MTU3
1527 tristate "Renesas RZ/G2L MTU3a core driver"
1528 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
1529 select MFD_CORE
1530 help
1531 Select this option to enable Renesas RZ/G2L MTU3a core driver for
1532 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available
1533 on SoCs from Renesas. The core driver shares the clk and channel
1534 register access for the other child devices like Counter, PWM,
1535 Clock Source, and Clock event.
1536
1537config ABX500_CORE
1538 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1539 depends on ARCH_U8500 || COMPILE_TEST
1540 default y if ARCH_U8500
1541 help
1542 Say yes here if you have the ABX500 Mixed Signal IC family
1543 chips. This core driver expose register access functions.
1544 Functionality specific drivers using these functions can
1545 remain unchanged when IC changes. Binding of the functions to
1546 actual register access is done by the IC core driver.
1547
1548config AB8500_CORE
1549 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1550 depends on ABX500_CORE && MFD_DB8500_PRCMU
1551 select POWER_SUPPLY
1552 select MFD_CORE
1553 select IRQ_DOMAIN
1554 help
1555 Select this option to enable access to AB8500 power management
1556 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1557 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1558 the irq_chip parts for handling the Mixed Signal chip events.
1559 This chip embeds various other multimedia functionalities as well.
1560
1561config MFD_DB8500_PRCMU
1562 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1563 depends on UX500_SOC_DB8500
1564 select MFD_CORE
1565 help
1566 Select this option to enable support for the DB8500 Power Reset
1567 and Control Management Unit. This is basically an autonomous
1568 system controller running an XP70 microprocessor, which is accessed
1569 through a register map.
1570
1571config MFD_STMPE
1572 tristate "STMicroelectronics STMPE"
1573 depends on I2C || SPI_MASTER
1574 depends on OF
1575 select MFD_CORE
1576 help
1577 Support for the STMPE family of I/O Expanders from
1578 STMicroelectronics.
1579
1580 Currently supported devices are:
1581
1582 STMPE811: GPIO, Touchscreen, ADC
1583 STMPE1601: GPIO, Keypad
1584 STMPE1801: GPIO, Keypad
1585 STMPE2401: GPIO, Keypad
1586 STMPE2403: GPIO, Keypad
1587
1588 This driver provides common support for accessing the device,
1589 additional drivers must be enabled in order to use the functionality
1590 of the device. Currently available sub drivers are:
1591
1592 GPIO: stmpe-gpio
1593 Keypad: stmpe-keypad
1594 Touchscreen: stmpe-ts
1595 ADC: stmpe-adc
1596
1597menu "STMicroelectronics STMPE Interface Drivers"
1598depends on MFD_STMPE
1599
1600config STMPE_I2C
1601 tristate "STMicroelectronics STMPE I2C Interface"
1602 depends on I2C
1603 default y
1604 help
1605 This is used to enable I2C interface of STMPE
1606
1607config STMPE_SPI
1608 tristate "STMicroelectronics STMPE SPI Interface"
1609 depends on SPI_MASTER
1610 help
1611 This is used to enable SPI interface of STMPE
1612endmenu
1613
1614config MFD_SUN6I_PRCM
1615 bool "Allwinner A31/A23/A33 PRCM controller"
1616 depends on ARCH_SUNXI || COMPILE_TEST
1617 select MFD_CORE
1618 help
1619 Support for the PRCM (Power/Reset/Clock Management) unit available
1620 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1621 hardware, but they do not use this driver.
1622
1623config MFD_SYSCON
1624 bool "System Controller Register R/W Based on Regmap"
1625 select REGMAP_MMIO
1626 help
1627 Select this option to enable accessing system control registers
1628 via regmap.
1629
1630config MFD_TI_AM335X_TSCADC
1631 tristate "TI ADC / Touch Screen chip support"
1632 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST
1633 select MFD_CORE
1634 select REGMAP
1635 select REGMAP_MMIO
1636 help
1637 If you say yes here you get support for Texas Instruments series
1638 of Touch Screen /ADC chips.
1639 To compile this driver as a module, choose M here: the
1640 module will be called ti_am335x_tscadc.
1641
1642config MFD_LP3943
1643 tristate "TI/National Semiconductor LP3943 MFD Driver"
1644 depends on I2C
1645 select MFD_CORE
1646 select REGMAP_I2C
1647 help
1648 Support for the TI/National Semiconductor LP3943.
1649 This driver consists of GPIO and PWM drivers.
1650 With these functionalities, it can be used for LED string control or
1651 general usage such like a GPIO controller and a PWM controller.
1652
1653config MFD_LP8788
1654 bool "TI LP8788 Power Management Unit Driver"
1655 depends on I2C=y
1656 select MFD_CORE
1657 select REGMAP_I2C
1658 select IRQ_DOMAIN
1659 help
1660 TI LP8788 PMU supports regulators, battery charger, RTC,
1661 ADC, backlight driver and current sinks.
1662
1663config MFD_TI_LMU
1664 tristate "TI Lighting Management Unit driver"
1665 depends on I2C
1666 select MFD_CORE
1667 select REGMAP_I2C
1668 help
1669 Say yes here to enable support for TI LMU chips.
1670 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1671 LM36274. It consists of backlight, LED and regulator driver.
1672 It provides consistent device controls for lighting functions.
1673
1674config MFD_BQ257XX
1675 tristate "TI BQ257XX Buck/Boost Charge Controller"
1676 depends on I2C
1677 select MFD_CORE
1678 select REGMAP_I2C
1679 help
1680 Support Texas Instruments BQ25703 Buck/Boost converter with
1681 charge controller. It consists of regulators that provide
1682 system voltage and OTG voltage, and a charger manager for
1683 batteries containing one or more cells.
1684
1685config MFD_OMAP_USB_HOST
1686 bool "TI OMAP USBHS core and TLL driver"
1687 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1688 depends on COMMON_CLK
1689 default y
1690 help
1691 This is the core driver for the OAMP EHCI and OHCI drivers.
1692 This MFD driver does the required setup functionalities for
1693 OMAP USB Host drivers.
1694
1695config MFD_PALMAS
1696 tristate "TI Palmas series chips"
1697 select MFD_CORE
1698 select REGMAP_I2C
1699 select REGMAP_IRQ
1700 depends on I2C=y
1701 help
1702 If you say yes here you get support for the Palmas
1703 series of PMIC chips from Texas Instruments.
1704
1705config TPS6105X
1706 tristate "TI TPS61050/61052 Boost Converters"
1707 depends on I2C
1708 select REGMAP_I2C
1709 select REGULATOR
1710 select MFD_CORE
1711 select REGULATOR_FIXED_VOLTAGE
1712 help
1713 This option enables a driver for the TP61050/TPS61052
1714 high-power "white LED driver". This boost converter is
1715 sometimes used for other things than white LEDs, and
1716 also contains a GPIO pin.
1717
1718config TPS65010
1719 tristate "TI TPS6501x Power Management chips"
1720 depends on I2C && GPIOLIB
1721 default MACH_OMAP_OSK
1722 help
1723 If you say yes here you get support for the TPS6501x series of
1724 Power Management chips. These include voltage regulators,
1725 lithium ion/polymer battery charging, and other features that
1726 are often used in portable devices like cell phones and cameras.
1727
1728 This driver can also be built as a module. If so, the module
1729 will be called tps65010.
1730
1731config TPS6507X
1732 tristate "TI TPS6507x Power Management / Touch Screen chips"
1733 select MFD_CORE
1734 depends on I2C
1735 help
1736 If you say yes here you get support for the TPS6507x series of
1737 Power Management / Touch Screen chips. These include voltage
1738 regulators, lithium ion/polymer battery charging, touch screen
1739 and other features that are often used in portable devices.
1740 This driver can also be built as a module. If so, the module
1741 will be called tps6507x.
1742
1743config MFD_TPS65086
1744 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1745 select MFD_CORE
1746 select REGMAP
1747 select REGMAP_IRQ
1748 select REGMAP_I2C
1749 depends on I2C
1750 help
1751 If you say yes here you get support for the TPS65086 series of
1752 Power Management chips.
1753 This driver provides common support for accessing the device,
1754 additional drivers must be enabled in order to use the
1755 functionality of the device.
1756
1757config TPS65911_COMPARATOR
1758 tristate
1759
1760config MFD_TPS65090
1761 bool "TI TPS65090 Power Management chips"
1762 depends on I2C=y
1763 select MFD_CORE
1764 select REGMAP_I2C
1765 select REGMAP_IRQ
1766 help
1767 If you say yes here you get support for the TPS65090 series of
1768 Power Management chips.
1769 This driver provides common support for accessing the device,
1770 additional drivers must be enabled in order to use the
1771 functionality of the device.
1772
1773config MFD_TPS65217
1774 tristate "TI TPS65217 Power Management / White LED chips"
1775 depends on I2C && OF
1776 select MFD_CORE
1777 select REGMAP_I2C
1778 select IRQ_DOMAIN
1779 help
1780 If you say yes here you get support for the TPS65217 series of
1781 Power Management / White LED chips.
1782 These include voltage regulators, lithium ion/polymer battery
1783 charger, wled and other features that are often used in portable
1784 devices.
1785
1786 This driver can also be built as a module. If so, the module
1787 will be called tps65217.
1788
1789config MFD_TI_LP873X
1790 tristate "TI LP873X Power Management IC"
1791 depends on I2C
1792 select MFD_CORE
1793 select REGMAP_I2C
1794 help
1795 If you say yes here then you get support for the LP873X series of
1796 Power Management Integrated Circuits (PMIC).
1797 These include voltage regulators, thermal protection, configurable
1798 General Purpose Outputs (GPO) that are used in portable devices.
1799
1800 This driver can also be built as a module. If so, the module
1801 will be called lp873x.
1802
1803config MFD_TI_LP87565
1804 tristate "TI LP87565 Power Management IC"
1805 depends on I2C && OF
1806 select MFD_CORE
1807 select REGMAP_I2C
1808 help
1809 If you say yes here then you get support for the LP87565 series of
1810 Power Management Integrated Circuits (PMIC).
1811 These include voltage regulators, thermal protection, configurable
1812 General Purpose Outputs (GPO) that are used in portable devices.
1813
1814 This driver can also be built as a module. If so, the module
1815 will be called lp87565.
1816
1817config MFD_TPS65218
1818 tristate "TI TPS65218 Power Management chips"
1819 depends on I2C && OF
1820 select MFD_CORE
1821 select REGMAP_I2C
1822 select REGMAP_IRQ
1823 help
1824 If you say yes here you get support for the TPS65218 series of
1825 Power Management chips.
1826 These include voltage regulators, gpio and other features
1827 that are often used in portable devices.
1828
1829 This driver can also be built as a module. If so, the module
1830 will be called tps65218.
1831
1832config MFD_TPS65219
1833 tristate "TI TPS65219 Power Management IC"
1834 depends on I2C && OF
1835 select MFD_CORE
1836 select REGMAP_I2C
1837 select REGMAP_IRQ
1838 help
1839 If you say yes here you get support for the TPS65219 series of Power
1840 Management ICs. These include voltage regulators, GPIOs and
1841 push/power button that is often used in portable devices.
1842
1843 This driver can also be built as a module. If so, the module
1844 will be called tps65219.
1845
1846config MFD_TPS6586X
1847 bool "TI TPS6586x Power Management chips"
1848 depends on I2C=y
1849 select MFD_CORE
1850 select REGMAP_I2C
1851 help
1852 If you say yes here you get support for the TPS6586X series of
1853 Power Management chips.
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.
1857
1858 This driver can also be built as a module. If so, the module
1859 will be called tps6586x.
1860
1861config MFD_TPS65910
1862 bool "TI TPS65910 Power Management chip"
1863 depends on I2C=y
1864 depends on GPIOLIB || COMPILE_TEST
1865 select MFD_CORE
1866 select REGMAP_I2C
1867 select REGMAP_IRQ
1868 select IRQ_DOMAIN
1869 help
1870 if you say yes here you get support for the TPS65910 series of
1871 Power Management chips.
1872
1873config MFD_TPS65912
1874 tristate
1875 select MFD_CORE
1876 select REGMAP
1877 select REGMAP_IRQ
1878
1879config MFD_TPS65912_I2C
1880 tristate "TI TPS65912 Power Management chip with I2C"
1881 select MFD_TPS65912
1882 select REGMAP_I2C
1883 depends on I2C
1884 help
1885 If you say yes here you get support for the TPS65912 series of
1886 PM chips with I2C interface.
1887
1888config MFD_TPS65912_SPI
1889 tristate "TI TPS65912 Power Management chip with SPI"
1890 select MFD_TPS65912
1891 select REGMAP_SPI
1892 depends on SPI_MASTER
1893 help
1894 If you say yes here you get support for the TPS65912 series of
1895 PM chips with SPI interface.
1896
1897config MFD_TPS6594
1898 tristate
1899 select MFD_CORE
1900 select REGMAP
1901 select REGMAP_IRQ
1902
1903config MFD_TPS6594_I2C
1904 tristate "TI TPS6594 Power Management chip with I2C"
1905 select MFD_TPS6594
1906 select REGMAP_I2C
1907 select CRC8
1908 depends on I2C
1909 help
1910 If you say yes here you get support for the TPS6594 series of
1911 PM chips with I2C interface.
1912
1913 This driver can also be built as a module. If so, the module
1914 will be called tps6594-i2c.
1915
1916config MFD_TPS6594_SPI
1917 tristate "TI TPS6594 Power Management chip with SPI"
1918 select MFD_TPS6594
1919 select REGMAP_SPI
1920 select CRC8
1921 depends on SPI_MASTER
1922 help
1923 If you say yes here you get support for the TPS6594 series of
1924 PM chips with SPI interface.
1925
1926 This driver can also be built as a module. If so, the module
1927 will be called tps6594-spi.
1928
1929config TWL4030_CORE
1930 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1931 depends on I2C=y
1932 select IRQ_DOMAIN
1933 select MFD_CORE
1934 select REGMAP_I2C
1935 help
1936 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1937 This core driver provides register access and IRQ handling
1938 facilities, and registers devices for the various functions
1939 so that function-specific drivers can bind to them.
1940
1941 These multi-function chips are found on many OMAP2 and OMAP3
1942 boards, providing power management, RTC, GPIO, keypad, a
1943 high speed USB OTG transceiver, an audio codec (on most
1944 versions) and many other features.
1945
1946config TWL4030_POWER
1947 bool "TI TWL4030 power resources"
1948 depends on TWL4030_CORE && ARM
1949 help
1950 Say yes here if you want to use the power resources on the
1951 TWL4030 family chips. Most of these resources are regulators,
1952 which have a separate driver; some are control signals, such
1953 as clock request handshaking.
1954
1955 This driver uses board-specific data to initialize the resources
1956 and load scripts controlling which resources are switched off/on
1957 or reset when a sleep, wakeup or warm reset event occurs.
1958
1959config MFD_TWL4030_AUDIO
1960 bool "TI TWL4030 Audio"
1961 depends on TWL4030_CORE
1962 select MFD_CORE
1963 default n
1964
1965config TWL6040_CORE
1966 bool "TI TWL6040 audio codec"
1967 depends on I2C=y
1968 select MFD_CORE
1969 select REGMAP_I2C
1970 select REGMAP_IRQ
1971 default n
1972 help
1973 Say yes here if you want support for Texas Instruments TWL6040 audio
1974 codec.
1975 This driver provides common support for accessing the device,
1976 additional drivers must be enabled in order to use the
1977 functionality of the device (audio, vibra).
1978
1979config MENELAUS
1980 bool "TI TWL92330/Menelaus PM chip"
1981 depends on I2C=y && ARCH_OMAP2
1982 help
1983 If you say yes here you get support for the Texas Instruments
1984 TWL92330/Menelaus Power Management chip. This include voltage
1985 regulators, Dual slot memory card transceivers, real-time clock
1986 and other features that are often used in portable devices like
1987 cell phones and PDAs.
1988
1989config MFD_WL1273_CORE
1990 tristate "TI WL1273 FM radio"
1991 depends on I2C
1992 select MFD_CORE
1993 default n
1994 help
1995 This is the core driver for the TI WL1273 FM radio. This MFD
1996 driver connects the radio-wl1273 V4L2 module and the wl1273
1997 audio codec.
1998
1999config MFD_LM3533
2000 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
2001 depends on I2C
2002 select MFD_CORE
2003 select REGMAP_I2C
2004 help
2005 Say yes here to enable support for National Semiconductor / TI
2006 LM3533 Lighting Power chips.
2007
2008 This driver provides common support for accessing the device;
2009 additional drivers must be enabled in order to use the LED,
2010 backlight or ambient-light-sensor functionality of the device.
2011
2012config MFD_TIMBERDALE
2013 tristate "Timberdale FPGA"
2014 select MFD_CORE
2015 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
2016 help
2017 This is the core driver for the timberdale FPGA. This device is a
2018 multifunction device which exposes numerous platform devices.
2019
2020 The timberdale FPGA can be found on the Intel Atom development board
2021 for in-vehicle infotainment, called Russellville.
2022
2023config MFD_TC3589X
2024 bool "Toshiba TC35892 and variants"
2025 depends on I2C=y
2026 depends on OF
2027 select MFD_CORE
2028 help
2029 Support for the Toshiba TC35892 and variants I/O Expander.
2030
2031 This driver provides common support for accessing the device,
2032 additional drivers must be enabled in order to use the
2033 functionality of the device.
2034
2035config MFD_TQMX86
2036 tristate "TQ-Systems IO controller TQMX86"
2037 select MFD_CORE
2038 help
2039 Say yes here to enable support for various functions of the
2040 TQ-Systems IO controller and watchdog device, found on their
2041 ComExpress CPU modules.
2042
2043config MFD_VX855
2044 tristate "VIA VX855/VX875 integrated south bridge"
2045 depends on PCI
2046 select MFD_CORE
2047 help
2048 Say yes here to enable support for various functions of the
2049 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
2050 and/or vx855_gpio drivers for this to do anything useful.
2051
2052config MFD_ARIZONA
2053 select REGMAP
2054 select REGMAP_IRQ
2055 select MFD_CORE
2056 tristate
2057
2058config MFD_ARIZONA_I2C
2059 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
2060 select MFD_ARIZONA
2061 select REGMAP_I2C
2062 depends on I2C
2063 help
2064 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
2065 audio SoC core functionality controlled via I2C.
2066
2067config MFD_ARIZONA_SPI
2068 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
2069 select MFD_ARIZONA
2070 select REGMAP_SPI
2071 depends on SPI_MASTER
2072 help
2073 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
2074 audio SoC core functionality controlled via SPI.
2075
2076config MFD_CS47L24
2077 bool "Cirrus Logic CS47L24 and WM1831"
2078 depends on MFD_ARIZONA
2079 help
2080 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
2081
2082config MFD_WM5102
2083 bool "Wolfson Microelectronics WM5102"
2084 depends on MFD_ARIZONA
2085 help
2086 Support for Wolfson Microelectronics WM5102 low power audio SoC
2087
2088config MFD_WM5110
2089 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
2090 depends on MFD_ARIZONA
2091 help
2092 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
2093 low power audio SoC
2094
2095config MFD_WM8997
2096 bool "Wolfson Microelectronics WM8997"
2097 depends on MFD_ARIZONA
2098 help
2099 Support for Wolfson Microelectronics WM8997 low power audio SoC
2100
2101config MFD_WM8998
2102 bool "Wolfson Microelectronics WM8998"
2103 depends on MFD_ARIZONA
2104 help
2105 Support for Wolfson Microelectronics WM8998 low power audio SoC
2106
2107config MFD_WM8400
2108 bool "Wolfson Microelectronics WM8400"
2109 select MFD_CORE
2110 depends on I2C=y
2111 select REGMAP_I2C
2112 help
2113 Support for the Wolfson Microelecronics WM8400 PMIC and audio
2114 CODEC. This driver provides common support for accessing
2115 the device, additional drivers must be enabled in order to use
2116 the functionality of the device.
2117
2118config MFD_WM831X
2119 bool
2120
2121config MFD_WM831X_I2C
2122 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
2123 select MFD_CORE
2124 select MFD_WM831X
2125 select REGMAP_I2C
2126 select IRQ_DOMAIN
2127 depends on I2C=y
2128 help
2129 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
2130 when controlled using I2C. This driver provides common support
2131 for accessing the device, additional drivers must be enabled in
2132 order to use the functionality of the device.
2133
2134config MFD_WM831X_SPI
2135 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
2136 select MFD_CORE
2137 select MFD_WM831X
2138 select REGMAP_SPI
2139 select IRQ_DOMAIN
2140 depends on SPI_MASTER
2141 help
2142 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
2143 when controlled using SPI. This driver provides common support
2144 for accessing the device, additional drivers must be enabled in
2145 order to use the functionality of the device.
2146
2147config MFD_WM8350
2148 bool
2149
2150config MFD_WM8350_I2C
2151 bool "Wolfson Microelectronics WM8350 with I2C"
2152 select MFD_WM8350
2153 select REGMAP_I2C
2154 depends on I2C=y
2155 help
2156 The WM8350 is an integrated audio and power management
2157 subsystem with watchdog and RTC functionality for embedded
2158 systems. This option enables core support for the WM8350 with
2159 I2C as the control interface. Additional options must be
2160 selected to enable support for the functionality of the chip.
2161
2162config MFD_WM8994
2163 tristate "Wolfson Microelectronics WM8994"
2164 select MFD_CORE
2165 select REGMAP_I2C
2166 select REGMAP_IRQ
2167 depends on I2C
2168 help
2169 The WM8994 is a highly integrated hi-fi CODEC designed for
2170 smartphone applications. As well as audio functionality it
2171 has on board GPIO and regulator functionality which is
2172 supported via the relevant subsystems. This driver provides
2173 core support for the WM8994, in order to use the actual
2174 functionality of the device other drivers must be enabled.
2175
2176config MFD_WM97xx
2177 tristate "Wolfson Microelectronics WM97xx"
2178 select MFD_CORE
2179 select REGMAP_AC97
2180 select AC97_BUS_COMPAT
2181 depends on AC97_BUS_NEW
2182 help
2183 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2184 designed for smartphone applications. As well as audio functionality
2185 it has on board GPIO and a touchscreen functionality which is
2186 supported via the relevant subsystems. This driver provides core
2187 support for the WM97xx, in order to use the actual functionality of
2188 the device other drivers must be enabled.
2189
2190config MFD_STW481X
2191 tristate "Support for ST Microelectronics STw481x"
2192 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2193 select REGMAP_I2C
2194 select MFD_CORE
2195 help
2196 Select this option to enable the STw481x chip driver used
2197 in various ST Microelectronics and ST-Ericsson embedded
2198 Nomadik series.
2199
2200config MFD_ROHM_BD718XX
2201 tristate "ROHM BD71837 Power Management IC"
2202 depends on I2C=y
2203 depends on OF
2204 select REGMAP_I2C
2205 select REGMAP_IRQ
2206 select MFD_CORE
2207 help
2208 Select this option to get support for the ROHM BD71837
2209 Power Management ICs. BD71837 is designed to power processors like
2210 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2211 and emergency shut down as well as 32,768KHz clock output.
2212
2213config MFD_ROHM_BD71828
2214 tristate "ROHM BD71828 and BD71815 Power Management IC"
2215 depends on I2C=y
2216 depends on OF
2217 select REGMAP_I2C
2218 select REGMAP_IRQ
2219 select MFD_CORE
2220 help
2221 Select this option to get support for the ROHM BD71828 and BD71815
2222 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2223 management ICs mainly for battery-powered portable devices.
2224 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2225 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2226 also a single-cell linear charger, a Coulomb counter, a real-time
2227 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2228
2229config MFD_ROHM_BD957XMUF
2230 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2231 depends on I2C=y
2232 depends on OF
2233 select REGMAP_I2C
2234 select REGMAP_IRQ
2235 select MFD_CORE
2236 help
2237 Select this option to get support for the ROHM BD9576MUF and
2238 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2239 designed to be used to power R-Car series processors.
2240
2241config MFD_ROHM_BD96801
2242 tristate "ROHM BD96801 Power Management IC"
2243 depends on I2C=y
2244 depends on OF
2245 select REGMAP_I2C
2246 select REGMAP_IRQ
2247 select MFD_CORE
2248 help
2249 Select this option to get support for the ROHM BD96801 Power
2250 Management IC. The ROHM BD96801 is a highly scalable Power Management
2251 IC for industrial and automotive use. The BD96801 can be used as a
2252 master PMIC in a chained PMIC solution with suitable companion PMICs.
2253
2254config MFD_STM32_LPTIMER
2255 tristate "Support for STM32 Low-Power Timer"
2256 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2257 select MFD_CORE
2258 select REGMAP
2259 select REGMAP_MMIO
2260 help
2261 Select this option to enable STM32 Low-Power Timer driver
2262 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2263 resources are also dealt with here.
2264
2265 To compile this driver as a module, choose M here: the
2266 module will be called stm32-lptimer.
2267
2268config MFD_STM32_TIMERS
2269 tristate "Support for STM32 Timers"
2270 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2271 select MFD_CORE
2272 select REGMAP
2273 select REGMAP_MMIO
2274 help
2275 Select this option to enable STM32 timers driver used
2276 for PWM and IIO Timer. This driver allow to share the
2277 registers between the others drivers.
2278
2279config MFD_STPMIC1
2280 tristate "Support for STPMIC1 PMIC"
2281 depends on I2C=y && OF
2282 select REGMAP_I2C
2283 select REGMAP_IRQ
2284 select MFD_CORE
2285 help
2286 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2287 key, watchdog and regulator functionalities which are supported via
2288 the relevant subsystems. This driver provides core support for the
2289 STPMIC1. In order to use the actual functionality of the device other
2290 drivers must be enabled.
2291
2292 To compile this driver as a module, choose M here: the
2293 module will be called stpmic1.
2294
2295config MFD_STMFX
2296 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2297 depends on I2C
2298 depends on OF
2299 select MFD_CORE
2300 select REGMAP_I2C
2301 help
2302 Support for the STMicroelectronics Multi-Function eXpander.
2303
2304 This driver provides common support for accessing the device,
2305 additional drivers must be enabled in order to use the functionality
2306 of the device.
2307
2308config MFD_WCD934X
2309 tristate "Support for WCD9340/WCD9341 Codec"
2310 depends on SLIMBUS
2311 select REGMAP
2312 select REGMAP_SLIMBUS
2313 select REGMAP_IRQ
2314 select MFD_CORE
2315 help
2316 Support for the Qualcomm WCD9340/WCD9341 Codec.
2317 This driver provides common support WCD934x audio codec and its
2318 associated Pin Controller, Soundwire Controller and Audio codec.
2319
2320config MFD_ATC260X
2321 tristate
2322 select MFD_CORE
2323 select REGMAP
2324 select REGMAP_IRQ
2325
2326config MFD_ATC260X_I2C
2327 tristate "Actions Semi ATC260x PMICs with I2C"
2328 select MFD_ATC260X
2329 select REGMAP_I2C
2330 depends on I2C
2331 help
2332 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2333
2334 This driver provides common support for accessing the ATC2603C
2335 and ATC2609A chip variants, additional drivers must be enabled
2336 in order to use the functionality of the device.
2337
2338config MFD_KHADAS_MCU
2339 tristate "Support for Khadas System control Microcontroller"
2340 depends on I2C
2341 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2342 select MFD_CORE
2343 select REGMAP_I2C
2344 help
2345 Support for the Khadas System control Microcontroller interface
2346 present on their VIM and Edge boards.
2347
2348 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2349 Edge boards.
2350
2351 It provides multiple boot control features like password check,
2352 power-on options, power-off control and system FAN control on recent
2353 boards.
2354
2355 This driver provides common support for accessing the device,
2356 additional drivers must be enabled in order to use the functionality
2357 of the device.
2358
2359config MFD_ACER_A500_EC
2360 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2361 depends on I2C
2362 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2363 select MFD_CORE
2364 select REGMAP
2365 help
2366 Support for Embedded Controller found on Acer Iconia Tab A500.
2367 The controller itself is ENE KB930, it is running firmware
2368 customized for the specific needs of the Acer A500 hardware.
2369
2370config MFD_QCOM_PM8008
2371 tristate "QCOM PM8008 Power Management IC"
2372 depends on I2C && OF
2373 select MFD_CORE
2374 select REGMAP_I2C
2375 select REGMAP_IRQ
2376 help
2377 Select this option to get support for the Qualcomm Technologies, Inc.
2378 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2379 all the necessary power management, housekeeping, and interface
2380 support functions into a single IC. This driver provides common
2381 support for accessing the device by instantiating all the child nodes
2382 under it in the device tree. Additional drivers must be enabled in
2383 order to use the functionality of the device.
2384
2385menu "Multimedia Capabilities Port drivers"
2386 depends on ARCH_SA1100
2387
2388config MCP
2389 tristate
2390
2391# Interface drivers
2392config MCP_SA11X0
2393 tristate "Support SA11x0 MCP interface"
2394 depends on ARCH_SA1100
2395 select MCP
2396
2397# Chip drivers
2398config MCP_UCB1200
2399 tristate "Support for UCB1200 / UCB1300"
2400 depends on MCP_SA11X0
2401 select MCP
2402
2403config MCP_UCB1200_TS
2404 tristate "Touchscreen interface support"
2405 depends on MCP_UCB1200 && INPUT
2406
2407endmenu
2408
2409config MFD_VEXPRESS_SYSREG
2410 tristate "Versatile Express System Registers"
2411 depends on VEXPRESS_CONFIG && GPIOLIB
2412 default y
2413 select GPIO_GENERIC_PLATFORM
2414 select MFD_CORE
2415 select MFD_SYSCON
2416 help
2417 System Registers are the platform configuration block
2418 on the ARM Ltd. Versatile Express board.
2419
2420config RAVE_SP_CORE
2421 tristate "RAVE SP MCU core driver"
2422 depends on SERIAL_DEV_BUS
2423 select CRC_ITU_T
2424 help
2425 Select this to get support for the Supervisory Processor
2426 device found on several devices in RAVE line of hardware.
2427
2428config SGI_MFD_IOC3
2429 bool "SGI IOC3 core driver"
2430 depends on PCI && MIPS && 64BIT
2431 select MFD_CORE
2432 help
2433 This option enables basic support for the SGI IOC3-based
2434 controller cards. This option does not enable any specific
2435 functions on such a card, but provides necessary infrastructure
2436 for other drivers to utilize.
2437
2438 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2439 then say Y. Otherwise say N.
2440
2441config MFD_INTEL_M10_BMC_CORE
2442 tristate
2443 select MFD_CORE
2444 select REGMAP
2445 default n
2446
2447config MFD_INTEL_M10_BMC_SPI
2448 tristate "Intel MAX 10 Board Management Controller with SPI"
2449 depends on SPI_MASTER
2450 select MFD_INTEL_M10_BMC_CORE
2451 select REGMAP_SPI_AVMM
2452 help
2453 Support for the Intel MAX 10 board management controller using the
2454 SPI interface.
2455
2456 This driver provides common support for accessing the device,
2457 additional drivers must be enabled in order to use the functionality
2458 of the device.
2459
2460config MFD_INTEL_M10_BMC_PMCI
2461 tristate "Intel MAX 10 Board Management Controller with PMCI"
2462 depends on FPGA_DFL
2463 select MFD_INTEL_M10_BMC_CORE
2464 select REGMAP
2465 help
2466 Support for the Intel MAX 10 board management controller via PMCI.
2467
2468 This driver provides common support for accessing the device,
2469 additional drivers must be enabled in order to use the functionality
2470 of the device.
2471
2472config MFD_LOONGSON_SE
2473 tristate "Loongson Security Engine chip controller driver"
2474 depends on LOONGARCH && ACPI
2475 select MFD_CORE
2476 help
2477 The Loongson Security Engine chip supports RNG, SM2, SM3 and
2478 SM4 accelerator engines. Each engine have its own DMA buffer
2479 provided by the controller. The kernel cannot directly send
2480 commands to the engine and must first send them to the controller,
2481 which will forward them to the corresponding engine.
2482
2483config MFD_LS2K_BMC_CORE
2484 bool "Loongson-2K Board Management Controller Support"
2485 depends on PCI && ACPI_GENERIC_GSI
2486 select MFD_CORE
2487 help
2488 Say yes here to add support for the Loongson-2K BMC which is a Board
2489 Management Controller connected to the PCIe bus. The device supports
2490 multiple sub-devices like display and IPMI. This driver provides common
2491 support for accessing the devices.
2492
2493 The display is enabled by default in the driver, while the IPMI interface
2494 is enabled independently through the IPMI_LS2K option in the IPMI section.
2495
2496config MFD_QNAP_MCU
2497 tristate "QNAP microcontroller unit core driver"
2498 depends on SERIAL_DEV_BUS
2499 select MFD_CORE
2500 help
2501 Select this to get support for the QNAP MCU device found in
2502 several devices of QNAP network attached storage products that
2503 implements additional functionality for the device, like fan
2504 and LED control.
2505
2506 This driver implements the base serial protocol to talk to the
2507 device and provides functions for the other parts to hook into.
2508
2509config MFD_RSMU_I2C
2510 tristate "Renesas Synchronization Management Unit with I2C"
2511 depends on I2C && OF
2512 select MFD_CORE
2513 select REGMAP_I2C
2514 help
2515 Support for the Renesas Synchronization Management Unit, such as
2516 Clockmatrix and 82P33XXX series. This option supports I2C as
2517 the control interface.
2518
2519 This driver provides common support for accessing the device.
2520 Additional drivers must be enabled in order to use the functionality
2521 of the device.
2522
2523config MFD_RSMU_SPI
2524 tristate "Renesas Synchronization Management Unit with SPI"
2525 depends on SPI && OF
2526 select MFD_CORE
2527 select REGMAP_SPI
2528 help
2529 Support for the Renesas Synchronization Management Unit, such as
2530 Clockmatrix and 82P33XXX series. This option supports SPI as
2531 the control interface.
2532
2533 This driver provides common support for accessing the device.
2534 Additional drivers must be enabled in order to use the functionality
2535 of the device.
2536
2537config MFD_UPBOARD_FPGA
2538 tristate "Support for the AAeon UP board FPGA"
2539 depends on (X86 && ACPI)
2540 select MFD_CORE
2541 help
2542 Select this option to enable the AAEON UP and UP^2 onboard FPGA.
2543 This is the core driver of this FPGA, which has a pin controller and a
2544 LED controller.
2545
2546 To compile this driver as a module, choose M here: the module will be
2547 called upboard-fpga.
2548
2549config MFD_MAX7360
2550 tristate "Maxim MAX7360 I2C IO Expander"
2551 depends on I2C
2552 select MFD_CORE
2553 select REGMAP_I2C
2554 select REGMAP_IRQ
2555 help
2556 Say yes here to add support for Maxim MAX7360 device, embedding
2557 keypad, rotary encoder, PWM and GPIO features.
2558
2559 This driver provides common support for accessing the device;
2560 additional drivers must be enabled in order to use the functionality
2561 of the device.
2562
2563endmenu
2564endif