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