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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 help
19 This is the core driver for CS5535/CS5536 MFD functions. This is
20 necessary for using the board's GPIO and MFGPT functionality.
21
22config MFD_ALTERA_A10SR
23 bool "Altera Arria10 DevKit System Resource chip"
24 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF
25 select REGMAP_SPI
26 select MFD_CORE
27 help
28 Support for the Altera Arria10 DevKit MAX5 System Resource chip
29 using the SPI interface. This driver provides common support for
30 accessing the external gpio extender (LEDs & buttons) and
31 power supply alarms (hwmon).
32
33config MFD_ALTERA_SYSMGR
34 bool "Altera SOCFPGA System Manager"
35 depends on ARCH_INTEL_SOCFPGA && OF
36 select MFD_SYSCON
37 help
38 Select this to get System Manager support for all Altera branded
39 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
40 using regmap_mmio accesses for ARM32 parts and SMC calls to
41 EL3 for ARM64 parts.
42
43config MFD_ACT8945A
44 tristate "Active-semi ACT8945A"
45 select MFD_CORE
46 select REGMAP_I2C
47 depends on I2C && OF
48 help
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
51 linear regulators, along with a complete ActivePath battery
52 charger.
53
54config MFD_SUN4I_GPADC
55 tristate "Allwinner sunxi platforms' GPADC MFD driver"
56 select MFD_CORE
57 select REGMAP_MMIO
58 select REGMAP_IRQ
59 depends on ARCH_SUNXI || COMPILE_TEST
60 depends on !TOUCHSCREEN_SUN4I
61 help
62 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
63 This driver will only map the hardware interrupt and registers, you
64 have to select individual drivers based on this MFD to be able to use
65 the ADC or the thermal sensor. This will try to probe the ADC driver
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
67
68 To compile this driver as a module, choose M here: the module will be
69 called sun4i-gpadc.
70
71config MFD_AS3711
72 bool "AMS AS3711"
73 select MFD_CORE
74 select REGMAP_I2C
75 select REGMAP_IRQ
76 depends on I2C=y
77 help
78 Support for the AS3711 PMIC from AMS
79
80config MFD_SMPRO
81 tristate "Ampere Computing SMpro core driver"
82 depends on I2C
83 select MFD_CORE
84 select REGMAP_I2C
85 help
86 Say yes here to enable SMpro driver support for Ampere's Altra
87 processor family.
88
89 Ampere's Altra SMpro exposes an I2C regmap interface that can
90 be accessed by child devices.
91
92config MFD_AS3722
93 tristate "ams AS3722 Power Management IC"
94 select MFD_CORE
95 select REGMAP_I2C
96 select REGMAP_IRQ
97 depends on I2C=y && OF
98 help
99 The ams AS3722 is a compact system PMU suitable for mobile phones,
100 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
101 controllers, 11 LDOs, RTC, automatic battery, temperature and
102 over current monitoring, GPIOs, ADC and a watchdog.
103
104config PMIC_ADP5520
105 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
106 depends on I2C=y
107 help
108 Say yes here to add support for Analog Devices ADP5520 and ADP5501,
109 Multifunction Power Management IC. This includes
110 the I2C driver and the core APIs _only_, you have to select
111 individual components like LCD backlight, LEDs, GPIOs and Kepad
112 under the corresponding menus.
113
114config MFD_AAT2870_CORE
115 bool "AnalogicTech AAT2870"
116 select MFD_CORE
117 depends on I2C=y
118 depends on GPIOLIB || COMPILE_TEST
119 help
120 If you say yes here you get support for the AAT2870.
121 This driver provides common support for accessing the device,
122 additional drivers must be enabled in order to use the
123 functionality of the device.
124
125config MFD_AT91_USART
126 tristate "AT91 USART Driver"
127 select MFD_CORE
128 depends on ARCH_AT91 || COMPILE_TEST
129 help
130 Select this to get support for AT91 USART IP. This is a wrapper
131 over at91-usart-serial driver and usart-spi-driver. Only one function
132 can be used at a time. The choice is done at boot time by the probe
133 function of this MFD driver according to a device tree property.
134
135config MFD_ATMEL_FLEXCOM
136 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
137 select MFD_CORE
138 depends on OF
139 help
140 Select this to get support for Atmel Flexcom. This is a wrapper
141 which embeds a SPI controller, a I2C controller and a USART. Only
142 one function can be used at a time. The choice is done at boot time
143 by the probe function of this MFD driver according to a device tree
144 property.
145
146config MFD_ATMEL_HLCDC
147 tristate "Atmel HLCDC (High-end LCD Controller)"
148 select MFD_CORE
149 select REGMAP_MMIO
150 depends on OF
151 help
152 If you say yes here you get support for the HLCDC block.
153 This driver provides common support for accessing the device,
154 additional drivers must be enabled in order to use the
155 functionality of the device.
156
157config MFD_ATMEL_SMC
158 bool
159 select MFD_SYSCON
160
161config MFD_BCM590XX
162 tristate "Broadcom BCM590xx PMUs"
163 select MFD_CORE
164 select REGMAP_I2C
165 depends on I2C
166 help
167 Support for the BCM590xx PMUs from Broadcom
168
169config MFD_BD9571MWV
170 tristate "ROHM BD9571MWV PMIC"
171 select MFD_CORE
172 select REGMAP_I2C
173 select REGMAP_IRQ
174 depends on I2C
175 help
176 Support for the ROHM BD9571MWV PMIC, which contains single
177 voltage regulator, voltage sampling units, GPIO block and
178 watchdog block.
179
180 This driver can also be built as a module. If so, the module
181 will be called bd9571mwv.
182
183config MFD_AC100
184 tristate "X-Powers AC100"
185 select MFD_CORE
186 depends on SUNXI_RSB
187 help
188 If you say Y here you get support for the X-Powers AC100 audio codec
189 IC.
190 This driver include only the core APIs. You have to select individual
191 components like codecs or RTC under the corresponding menus.
192
193config MFD_AXP20X
194 tristate
195 select MFD_CORE
196 select REGMAP_IRQ
197
198config MFD_AXP20X_I2C
199 tristate "X-Powers AXP series PMICs with I2C"
200 select MFD_AXP20X
201 select REGMAP_I2C
202 depends on I2C
203 help
204 If you say Y here you get support for the X-Powers AXP series power
205 management ICs (PMICs) controlled with I2C.
206 This driver include only the core APIs. You have to select individual
207 components like regulators or the PEK (Power Enable Key) under the
208 corresponding menus.
209
210 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
211 (builtin) and not a module, as the OpRegion must be available as
212 soon as possible. For the same reason the I2C bus driver options
213 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
214
215config MFD_AXP20X_RSB
216 tristate "X-Powers AXP series PMICs with RSB"
217 select MFD_AXP20X
218 depends on SUNXI_RSB
219 help
220 If you say Y here you get support for the X-Powers AXP series power
221 management ICs (PMICs) controlled with RSB.
222 This driver include only the core APIs. You have to select individual
223 components like regulators or the PEK (Power Enable Key) under the
224 corresponding menus.
225
226config MFD_CROS_EC_DEV
227 tristate "ChromeOS Embedded Controller multifunction device"
228 select MFD_CORE
229 depends on CROS_EC
230 default CROS_EC
231 help
232 Select this to get support for ChromeOS Embedded Controller
233 sub-devices. This driver will instantiate additional drivers such
234 as RTC, USBPD, etc. but you have to select the individual drivers.
235
236 To compile this driver as a module, choose M here: the module will be
237 called cros-ec-dev.
238
239config MFD_MADERA
240 tristate "Cirrus Logic Madera codecs"
241 select MFD_CORE
242 select REGMAP
243 select REGMAP_IRQ
244 select MADERA_IRQ
245 select PINCTRL
246 select PINCTRL_MADERA
247 help
248 Support for the Cirrus Logic Madera platform audio codecs
249
250config MFD_MADERA_I2C
251 tristate "Cirrus Logic Madera codecs with I2C"
252 depends on MFD_MADERA
253 depends on I2C
254 select REGMAP_I2C
255 help
256 Support for the Cirrus Logic Madera platform audio SoC
257 core functionality controlled via I2C.
258
259config MFD_MADERA_SPI
260 tristate "Cirrus Logic Madera codecs with SPI"
261 depends on MFD_MADERA
262 depends on SPI_MASTER
263 select REGMAP_SPI
264 help
265 Support for the Cirrus Logic Madera platform audio SoC
266 core functionality controlled via SPI.
267
268config MFD_CS47L15
269 bool "Cirrus Logic CS47L15"
270 select PINCTRL_CS47L15
271 depends on MFD_MADERA
272 help
273 Support for Cirrus Logic CS47L15 Smart Codec
274
275config MFD_CS47L35
276 bool "Cirrus Logic CS47L35"
277 select PINCTRL_CS47L35
278 depends on MFD_MADERA
279 help
280 Support for Cirrus Logic CS47L35 Smart Codec
281
282config MFD_CS47L85
283 bool "Cirrus Logic CS47L85"
284 select PINCTRL_CS47L85
285 depends on MFD_MADERA
286 help
287 Support for Cirrus Logic CS47L85 Smart Codec
288
289config MFD_CS47L90
290 bool "Cirrus Logic CS47L90/91"
291 select PINCTRL_CS47L90
292 depends on MFD_MADERA
293 help
294 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
295
296config MFD_CS47L92
297 bool "Cirrus Logic CS47L92/93"
298 select PINCTRL_CS47L92
299 depends on MFD_MADERA
300 help
301 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
302
303config MFD_ASIC3
304 bool "Compaq ASIC3"
305 depends on GPIOLIB
306 depends on ARM || COMPILE_TEST
307 select MFD_CORE
308 help
309 This driver supports the ASIC3 multifunction chip found on many
310 PDAs (mainly iPAQ and HTC based ones)
311
312config PMIC_DA903X
313 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
314 depends on I2C=y
315 help
316 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
317 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
318 usually found on PXA processors-based platforms. This includes
319 the I2C driver and the core APIs _only_, you have to select
320 individual components like LCD backlight, voltage regulators,
321 LEDs and battery-charger under the corresponding menus.
322
323config PMIC_DA9052
324 bool
325 select MFD_CORE
326
327config MFD_DA9052_SPI
328 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
329 select REGMAP_SPI
330 select REGMAP_IRQ
331 select PMIC_DA9052
332 depends on SPI_MASTER=y
333 help
334 Support for the Dialog Semiconductor DA9052 PMIC
335 when controlled using SPI. This driver provides common support
336 for accessing the device, additional drivers must be enabled in
337 order to use the functionality of the device.
338
339config MFD_DA9052_I2C
340 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
341 select REGMAP_I2C
342 select REGMAP_IRQ
343 select PMIC_DA9052
344 depends on I2C=y
345 help
346 Support for the Dialog Semiconductor DA9052 PMIC
347 when controlled using I2C. This driver provides common support
348 for accessing the device, additional drivers must be enabled in
349 order to use the functionality of the device.
350
351config MFD_DA9055
352 bool "Dialog Semiconductor DA9055 PMIC Support"
353 select REGMAP_I2C
354 select REGMAP_IRQ
355 select MFD_CORE
356 depends on I2C=y
357 help
358 Say yes here for support of Dialog Semiconductor DA9055. This is
359 a Power Management IC. This driver provides common support for
360 accessing the device as well as the I2C interface to the chip itself.
361 Additional drivers must be enabled in order to use the functionality
362 of the device.
363
364 This driver can be built as a module. If built as a module it will be
365 called "da9055"
366
367config MFD_DA9062
368 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
369 select MFD_CORE
370 select REGMAP_I2C
371 select REGMAP_IRQ
372 depends on I2C
373 help
374 Say yes here for support for the Dialog Semiconductor DA9061 and
375 DA9062 PMICs.
376 This includes the I2C driver and core APIs.
377 Additional drivers must be enabled in order to use the functionality
378 of the device.
379
380config MFD_DA9063
381 tristate "Dialog Semiconductor DA9063 PMIC Support"
382 select MFD_CORE
383 select REGMAP_I2C
384 select REGMAP_IRQ
385 depends on I2C
386 help
387 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
388 This includes the I2C driver and core APIs.
389 Additional drivers must be enabled in order to use the functionality
390 of the device.
391
392config MFD_DA9150
393 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
394 depends on I2C
395 select MFD_CORE
396 select REGMAP_I2C
397 select REGMAP_IRQ
398 help
399 This adds support for the DA9150 integrated charger and fuel-gauge
400 chip. This driver provides common support for accessing the device.
401 Additional drivers must be enabled in order to use the specific
402 features of the device.
403
404config MFD_DLN2
405 tristate "Diolan DLN2 support"
406 select MFD_CORE
407 depends on USB
408 help
409 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
410 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
411 etc. must be enabled in order to use the functionality of
412 the device.
413
414config MFD_ENE_KB3930
415 tristate "ENE KB3930 Embedded Controller support"
416 depends on I2C
417 depends on MACH_MMP3_DT || COMPILE_TEST
418 select MFD_CORE
419 help
420 This adds support for the power-off functionality and access to
421 the registers that control LEDS and USB port power on ENE KB3930
422 Embedded Controller. To use the LED functionality LEDS_ARIEL must
423 be enabled.
424
425config MFD_EXYNOS_LPASS
426 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
427 depends on ARCH_EXYNOS || COMPILE_TEST
428 select MFD_CORE
429 select REGMAP_MMIO
430 help
431 Select this option to enable support for Samsung Exynos Low Power
432 Audio Subsystem present on some of Samsung Exynos
433 SoCs (e.g. Exynos5433).
434 Choose Y here only if you build for such Samsung SoC.
435
436config MFD_GATEWORKS_GSC
437 tristate "Gateworks System Controller"
438 depends on (I2C && OF)
439 select MFD_CORE
440 select REGMAP_I2C
441 select REGMAP_IRQ
442 help
443 Enable support for the Gateworks System Controller (GSC) found
444 on Gateworks Single Board Computers supporting system functions
445 such as push-button monitor, multiple ADC's for voltage and
446 temperature monitoring, fan controller and watchdog monitor.
447 This driver provides common support for accessing the device.
448 Additional drivers must be enabled in order to use the
449 functionality of the device.
450
451config MFD_MC13XXX
452 tristate
453 depends on (SPI_MASTER || I2C)
454 select MFD_CORE
455 select REGMAP_IRQ
456 help
457 Enable support for the Freescale MC13783 and MC13892 PMICs.
458 This driver provides common support for accessing the device,
459 additional drivers must be enabled in order to use the
460 functionality of the device.
461
462config MFD_MC13XXX_SPI
463 tristate "Freescale MC13783 and MC13892 SPI interface"
464 depends on SPI_MASTER
465 select REGMAP_SPI
466 select MFD_MC13XXX
467 help
468 Select this if your MC13xxx is connected via an SPI bus.
469
470config MFD_MC13XXX_I2C
471 tristate "Freescale MC13892 I2C interface"
472 depends on I2C
473 select REGMAP_I2C
474 select MFD_MC13XXX
475 help
476 Select this if your MC13xxx is connected via an I2C bus.
477
478config MFD_MP2629
479 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
480 depends on I2C
481 select REGMAP_I2C
482 select MFD_CORE
483 help
484 Select this option to enable support for Monolithic Power Systems
485 battery charger. This provides ADC, thermal and battery charger power
486 management functions.
487
488config MFD_MXS_LRADC
489 tristate "Freescale i.MX23/i.MX28 LRADC"
490 depends on ARCH_MXS || COMPILE_TEST
491 select MFD_CORE
492 select STMP_DEVICE
493 help
494 Say yes here to build support for the Low Resolution
495 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
496 processors. This driver provides common support for accessing the
497 device, additional drivers must be enabled in order to use the
498 functionality of the device:
499 mxs-lradc-adc for ADC readings
500 mxs-lradc-ts for touchscreen support
501
502 This driver can also be built as a module. If so, the module will be
503 called mxs-lradc.
504
505config MFD_MX25_TSADC
506 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
507 select REGMAP_MMIO
508 depends on (SOC_IMX25 && OF) || COMPILE_TEST
509 help
510 Enable support for the integrated Touchscreen and ADC unit of the
511 i.MX25 processors. They consist of a conversion queue for general
512 purpose ADC and a queue for Touchscreens.
513
514config MFD_HI6421_PMIC
515 tristate "HiSilicon Hi6421 PMU/Codec IC"
516 depends on OF
517 select MFD_CORE
518 select REGMAP_MMIO
519 help
520 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
521 functions, such as regulators, RTC, codec, Coulomb counter, etc.
522 This driver includes core APIs _only_. You have to select
523 individual components like voltage regulators under corresponding
524 menus in order to enable them.
525 We communicate with the Hi6421 via memory-mapped I/O.
526
527config MFD_HI6421_SPMI
528 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
529 depends on OF
530 depends on SPMI
531 select MFD_CORE
532 select REGMAP_SPMI
533 help
534 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
535 multi-functions, such as regulators, RTC, codec, Coulomb counter,
536 etc.
537
538 This driver includes core APIs _only_. You have to select
539 individual components like voltage regulators under corresponding
540 menus in order to enable them.
541 We communicate with the Hi6421v600 via a SPMI bus.
542
543config MFD_HI655X_PMIC
544 tristate "HiSilicon Hi655X series PMU/Codec IC"
545 depends on ARCH_HISI || COMPILE_TEST
546 depends on OF
547 select MFD_CORE
548 select REGMAP_MMIO
549 select REGMAP_IRQ
550 help
551 Select this option to enable Hisilicon hi655x series pmic driver.
552
553config HTC_PASIC3
554 tristate "HTC PASIC3 LED/DS1WM chip support"
555 select MFD_CORE
556 help
557 This core driver provides register access for the LED/DS1WM
558 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
559 HTC Magician devices, respectively. Actual functionality is
560 handled by the leds-pasic3 and ds1wm drivers.
561
562config MFD_INTEL_QUARK_I2C_GPIO
563 tristate "Intel Quark MFD I2C GPIO"
564 depends on PCI
565 depends on X86
566 depends on COMMON_CLK
567 select MFD_CORE
568 help
569 This MFD provides support for I2C and GPIO that exist only
570 in a single PCI device. It splits the 2 IO devices to
571 their respective IO driver.
572 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
573
574config LPC_ICH
575 tristate "Intel ICH LPC"
576 depends on PCI
577 select MFD_CORE
578 select P2SB if X86
579 help
580 The LPC bridge function of the Intel ICH provides support for
581 many functional units. This driver provides needed support for
582 other drivers to control these functions, currently GPIO and
583 watchdog.
584
585config LPC_SCH
586 tristate "Intel SCH LPC"
587 depends on PCI
588 select MFD_CORE
589 help
590 LPC bridge function of the Intel SCH provides support for
591 System Management Bus and General Purpose I/O.
592
593config INTEL_SOC_PMIC
594 bool "Support for Crystal Cove PMIC"
595 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
596 depends on (X86 && ACPI) || COMPILE_TEST
597 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
598 select MFD_CORE
599 select REGMAP_I2C
600 select REGMAP_IRQ
601 help
602 Select this option to enable support for Crystal Cove PMIC
603 on some Intel SoC systems. The PMIC provides ADC, GPIO,
604 thermal, charger and related power management functions
605 on these systems.
606
607 This option is a bool as it provides an ACPI OpRegion which must be
608 available before any devices using it are probed. This option also
609 causes the designware-i2c driver to be builtin for the same reason.
610
611config INTEL_SOC_PMIC_BXTWC
612 tristate "Support for Intel Broxton Whiskey Cove PMIC"
613 depends on MFD_INTEL_PMC_BXT
614 select MFD_CORE
615 select REGMAP_IRQ
616 help
617 Select this option to enable support for Whiskey Cove PMIC
618 on Intel Broxton systems. The PMIC provides ADC, GPIO,
619 thermal, charger and related power management functions
620 on these systems.
621
622config INTEL_SOC_PMIC_CHTWC
623 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
624 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
625 depends on X86 || COMPILE_TEST
626 depends on I2C_DESIGNWARE_PLATFORM=y
627 select MFD_CORE
628 select REGMAP_I2C
629 select REGMAP_IRQ
630 help
631 Select this option to enable support for the Intel Cherry Trail
632 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
633
634 This option is a bool as it provides an ACPI OpRegion which must be
635 available before any devices using it are probed. This option also
636 causes the designware-i2c driver to be builtin for the same reason.
637
638config INTEL_SOC_PMIC_CHTDC_TI
639 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
640 depends on GPIOLIB
641 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
642 depends on ACPI
643 depends on X86
644 select MFD_CORE
645 select REGMAP_I2C
646 select REGMAP_IRQ
647 help
648 Select this option for supporting Dollar Cove (TI version) PMIC
649 device that is found on some Intel Cherry Trail systems.
650
651 This option is a bool as it provides an ACPI OpRegion which must be
652 available before any devices using it are probed. This option also
653 needs the designware-i2c driver to be builtin for the same reason.
654
655config INTEL_SOC_PMIC_MRFLD
656 tristate "Support for Intel Merrifield Basin Cove PMIC"
657 depends on GPIOLIB
658 depends on ACPI
659 depends on INTEL_SCU
660 select MFD_CORE
661 select REGMAP_IRQ
662 help
663 Select this option for supporting Basin Cove PMIC device
664 that is found on Intel Merrifield systems.
665
666config MFD_INTEL_LPSS
667 tristate
668 select COMMON_CLK
669 select MFD_CORE
670
671config MFD_INTEL_LPSS_ACPI
672 tristate "Intel Low Power Subsystem support in ACPI mode"
673 select MFD_INTEL_LPSS
674 depends on X86 && ACPI
675 help
676 This driver supports Intel Low Power Subsystem (LPSS) devices such as
677 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
678 PCH) in ACPI mode.
679
680config MFD_INTEL_LPSS_PCI
681 tristate "Intel Low Power Subsystem support in PCI mode"
682 select MFD_INTEL_LPSS
683 depends on X86 && PCI
684 help
685 This driver supports Intel Low Power Subsystem (LPSS) devices such as
686 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
687 PCH) in PCI mode.
688
689config MFD_INTEL_PMC_BXT
690 tristate "Intel PMC Driver for Broxton"
691 depends on X86
692 depends on X86_PLATFORM_DEVICES
693 depends on ACPI
694 select INTEL_SCU_IPC
695 select MFD_CORE
696 help
697 This driver provides support for the PMC (Power Management
698 Controller) on Intel Broxton and Apollo Lake. The PMC is a
699 multi-function device that exposes IPC, General Control
700 Register and P-unit access. In addition this creates devices
701 for iTCO watchdog and telemetry that are part of the PMC.
702
703config MFD_IPAQ_MICRO
704 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
705 depends on SA1100_H3100 || SA1100_H3600
706 select MFD_CORE
707 help
708 Select this to get support for the Microcontroller found in
709 the Compaq iPAQ handheld computers. This is an Atmel
710 AT90LS8535 microcontroller flashed with a special iPAQ
711 firmware using the custom protocol implemented in this driver.
712
713config MFD_IQS62X
714 tristate "Azoteq IQS620A/621/622/624/625 core support"
715 depends on I2C
716 select MFD_CORE
717 select REGMAP_I2C
718 help
719 Say Y here if you want to build core support for the Azoteq IQS620A,
720 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
721 options must be selected to enable device-specific functions.
722
723 To compile this driver as a module, choose M here: the module will
724 be called iqs62x.
725
726config MFD_JANZ_CMODIO
727 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
728 select MFD_CORE
729 depends on PCI
730 help
731 This is the core driver for the Janz CMOD-IO PCI MODULbus
732 carrier board. This device is a PCI to MODULbus bridge which may
733 host many different types of MODULbus daughterboards, including
734 CAN and GPIO controllers.
735
736config MFD_KEMPLD
737 tristate "Kontron module PLD device"
738 select MFD_CORE
739 help
740 This is the core driver for the PLD (Programmable Logic Device) found
741 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
742 well as on some other Kontron products. The PLD device may provide
743 functions like watchdog, GPIO, UART and I2C bus.
744
745 This driver can also be built as a module. If so, the module
746 will be called kempld-core.
747
748config MFD_88PM800
749 tristate "Marvell 88PM800"
750 depends on I2C
751 select REGMAP_I2C
752 select REGMAP_IRQ
753 select MFD_CORE
754 help
755 This supports for Marvell 88PM800 Power Management IC.
756 This includes the I2C driver and the core APIs _only_, you have to
757 select individual components like voltage regulators, RTC and
758 battery-charger under the corresponding menus.
759
760config MFD_88PM805
761 tristate "Marvell 88PM805"
762 depends on I2C
763 select REGMAP_I2C
764 select REGMAP_IRQ
765 select MFD_CORE
766 help
767 This supports for Marvell 88PM805 Power Management IC. This includes
768 the I2C driver and the core APIs _only_, you have to select individual
769 components like codec device, headset/Mic device under the
770 corresponding menus.
771
772config MFD_88PM860X
773 bool "Marvell 88PM8606/88PM8607"
774 depends on I2C=y
775 select REGMAP_I2C
776 select MFD_CORE
777 help
778 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
779 This includes the I2C driver and the core APIs _only_, you have to
780 select individual components like voltage regulators, RTC and
781 battery-charger under the corresponding menus.
782
783config MFD_MAX14577
784 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
785 depends on I2C
786 select MFD_CORE
787 select REGMAP_I2C
788 select REGMAP_IRQ
789 select IRQ_DOMAIN
790 help
791 Say yes here to add support for Maxim Semiconductor MAX14577 and
792 MAX77836 Micro-USB ICs with battery charger.
793 This driver provides common support for accessing the device;
794 additional drivers must be enabled in order to use the functionality
795 of the device.
796
797config MFD_MAX77620
798 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
799 depends on I2C=y
800 depends on OF
801 select MFD_CORE
802 select REGMAP_I2C
803 select REGMAP_IRQ
804 select IRQ_DOMAIN
805 help
806 Say yes here to add support for Maxim Semiconductor MAX77620 and
807 MAX20024 which are Power Management IC with General purpose pins,
808 RTC, regulators, clock generator, watchdog etc. This driver
809 provides common support for accessing the device; additional drivers
810 must be enabled in order to use the functionality of the device.
811
812config MFD_MAX77650
813 tristate "Maxim MAX77650/77651 PMIC Support"
814 depends on I2C
815 depends on OF
816 select MFD_CORE
817 select REGMAP_I2C
818 select REGMAP_IRQ
819 help
820 Say Y here to add support for Maxim Semiconductor MAX77650 and
821 MAX77651 Power Management ICs. This is the core multifunction
822 driver for interacting with the device. The module name is
823 'max77650'. Additional drivers can be enabled in order to use
824 the following functionalities of the device: GPIO, regulator,
825 charger, LED, onkey.
826
827config MFD_MAX77686
828 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
829 depends on I2C
830 depends on OF
831 select MFD_CORE
832 select REGMAP_I2C
833 select REGMAP_IRQ
834 select IRQ_DOMAIN
835 help
836 Say yes here to add support for Maxim Semiconductor MAX77686 and
837 MAX77802 which are Power Management IC with an RTC on chip.
838 This driver provides common support for accessing the device;
839 additional drivers must be enabled in order to use the functionality
840 of the device.
841
842config MFD_MAX77693
843 tristate "Maxim Semiconductor MAX77693 PMIC Support"
844 depends on I2C
845 select MFD_CORE
846 select REGMAP_I2C
847 select REGMAP_IRQ
848 help
849 Say yes here to add support for Maxim Semiconductor MAX77693.
850 This is a companion Power Management IC with Flash, Haptic, Charger,
851 and MUIC(Micro USB Interface Controller) controls on chip.
852 This driver provides common support for accessing the device;
853 additional drivers must be enabled in order to use the functionality
854 of the device.
855
856config MFD_MAX77714
857 tristate "Maxim Semiconductor MAX77714 PMIC Support"
858 depends on I2C
859 depends on OF
860 select MFD_CORE
861 select REGMAP_I2C
862 help
863 Say yes here to add support for Maxim Semiconductor MAX77714.
864 This is a Power Management IC with 4 buck regulators, 9
865 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
866 provides common support for accessing the device; additional
867 drivers must be enabled in order to use each functionality of the
868 device.
869
870config MFD_MAX77843
871 bool "Maxim Semiconductor MAX77843 PMIC Support"
872 depends on I2C=y
873 select MFD_CORE
874 select REGMAP_I2C
875 select REGMAP_IRQ
876 help
877 Say yes here to add support for Maxim Semiconductor MAX77843.
878 This is companion Power Management IC with LEDs, Haptic, Charger,
879 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
880 This driver provides common support for accessing the device;
881 additional drivers must be enabled in order to use the functionality
882 of the device.
883
884config MFD_MAX8907
885 tristate "Maxim Semiconductor MAX8907 PMIC Support"
886 select MFD_CORE
887 depends on I2C
888 select REGMAP_I2C
889 select REGMAP_IRQ
890 help
891 Say yes here to add support for Maxim Semiconductor MAX8907. This is
892 a Power Management IC. This driver provides common support for
893 accessing the device; additional drivers must be enabled in order
894 to use the functionality of the device.
895
896config MFD_MAX8925
897 bool "Maxim Semiconductor MAX8925 PMIC Support"
898 depends on I2C=y
899 select MFD_CORE
900 help
901 Say yes here to add support for Maxim Semiconductor MAX8925. This is
902 a Power Management IC. This driver provides common support for
903 accessing the device, additional drivers must be enabled in order
904 to use the functionality of the device.
905
906config MFD_MAX8997
907 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
908 depends on I2C=y
909 select MFD_CORE
910 select IRQ_DOMAIN
911 help
912 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
913 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
914 MUIC controls on chip.
915 This driver provides common support for accessing the device;
916 additional drivers must be enabled in order to use the functionality
917 of the device.
918
919config MFD_MAX8998
920 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
921 depends on I2C=y
922 select MFD_CORE
923 select IRQ_DOMAIN
924 help
925 Say yes here to add support for Maxim Semiconductor MAX8998 and
926 National Semiconductor LP3974. This is a Power Management IC.
927 This driver provides common support for accessing the device,
928 additional drivers must be enabled in order to use the functionality
929 of the device.
930
931config MFD_MT6360
932 tristate "Mediatek MT6360 SubPMIC"
933 select MFD_CORE
934 select REGMAP_I2C
935 select REGMAP_IRQ
936 select CRC8
937 depends on I2C
938 help
939 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
940 PMU part includes Charger, Flashlight, RGB LED
941 PMIC part includes 2-channel BUCKs and 2-channel LDOs
942 LDO part includes 4-channel LDOs
943
944config MFD_MT6370
945 tristate "MediaTek MT6370 SubPMIC"
946 select MFD_CORE
947 select REGMAP_I2C
948 select REGMAP_IRQ
949 depends on I2C
950 help
951 Say Y here to enable MT6370 SubPMIC functional support.
952 It consists of a single cell battery charger with ADC monitoring, RGB
953 LEDs, dual channel flashlight, WLED backlight driver, display bias
954 voltage supply, one general purpose LDO, and the USB Type-C & PD
955 controller complies with the latest USB Type-C and PD standards.
956
957 This driver can also be built as a module. If so, the module
958 will be called "mt6370".
959
960config MFD_MT6397
961 tristate "MediaTek MT6397 PMIC Support"
962 select MFD_CORE
963 select IRQ_DOMAIN
964 help
965 Say yes here to add support for MediaTek MT6397 PMIC. This is
966 a Power Management IC. This driver provides common support for
967 accessing the device; additional drivers must be enabled in order
968 to use the functionality of the device.
969
970config MFD_MENF21BMC
971 tristate "MEN 14F021P00 Board Management Controller Support"
972 depends on I2C
973 select MFD_CORE
974 help
975 Say yes here to add support for the MEN 14F021P00 BMC
976 which is a Board Management Controller connected to the I2C bus.
977 The device supports multiple sub-devices like LED, HWMON and WDT.
978 This driver provides common support for accessing the devices;
979 additional drivers must be enabled in order to use the
980 functionality of the BMC device.
981
982 This driver can also be built as a module. If so the module
983 will be called menf21bmc.
984
985config MFD_OCELOT
986 tristate "Microsemi Ocelot External Control Support"
987 depends on SPI_MASTER
988 select MFD_CORE
989 select REGMAP_SPI
990 help
991 Ocelot is a family of networking chips that support multiple ethernet
992 and fibre interfaces. In addition to networking, they contain several
993 other functions, including pinctrl, MDIO, and communication with
994 external chips. While some chips have an internal processor capable of
995 running an OS, others don't. All chips can be controlled externally
996 through different interfaces, including SPI, I2C, and PCIe.
997
998 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
999 VSC7513, VSC7514) controlled externally.
1000
1001 To compile this driver as a module, choose M here: the module will be
1002 called ocelot-soc.
1003
1004 If unsure, say N.
1005
1006config EZX_PCAP
1007 bool "Motorola EZXPCAP Support"
1008 depends on SPI_MASTER
1009 help
1010 This enables the PCAP ASIC present on EZX Phones. This is
1011 needed for MMC, TouchScreen, Sound, USB, etc..
1012
1013config MFD_CPCAP
1014 tristate "Support for Motorola CPCAP"
1015 depends on SPI
1016 depends on OF
1017 select MFD_CORE
1018 select REGMAP_SPI
1019 select REGMAP_IRQ
1020 help
1021 Say yes here if you want to include driver for CPCAP.
1022 It is used on many Motorola phones and tablets as a PMIC.
1023 At least Motorola Droid 4 is known to use CPCAP.
1024
1025config MFD_VIPERBOARD
1026 tristate "Nano River Technologies Viperboard"
1027 select MFD_CORE
1028 depends on USB
1029 default n
1030 help
1031 Say yes here if you want support for Nano River Technologies
1032 Viperboard.
1033 There are mfd cell drivers available for i2c master, adc and
1034 both gpios found on the board. The spi part does not yet
1035 have a driver.
1036 You need to select the mfd cell drivers separately.
1037 The drivers do not support all features the board exposes.
1038
1039config MFD_NTXEC
1040 tristate "Netronix embedded controller (EC)"
1041 depends on OF
1042 depends on I2C
1043 select REGMAP_I2C
1044 select MFD_CORE
1045 help
1046 Say yes here if you want to support the embedded controller found in
1047 certain e-book readers designed by the original design manufacturer
1048 Netronix.
1049
1050config MFD_RETU
1051 tristate "Nokia Retu and Tahvo multi-function device"
1052 select MFD_CORE
1053 depends on I2C
1054 select REGMAP_IRQ
1055 help
1056 Retu and Tahvo are a multi-function devices found on Nokia
1057 Internet Tablets (770, N800 and N810).
1058
1059config MFD_PCF50633
1060 tristate "NXP PCF50633"
1061 depends on I2C
1062 select REGMAP_I2C
1063 help
1064 Say yes here if you have NXP PCF50633 chip on your board.
1065 This core driver provides register access and IRQ handling
1066 facilities, and registers devices for the various functions
1067 so that function-specific drivers can bind to them.
1068
1069config PCF50633_ADC
1070 tristate "NXP PCF50633 ADC"
1071 depends on MFD_PCF50633
1072 help
1073 Say yes here if you want to include support for ADC in the
1074 NXP PCF50633 chip.
1075
1076config PCF50633_GPIO
1077 tristate "NXP PCF50633 GPIO"
1078 depends on MFD_PCF50633
1079 help
1080 Say yes here if you want to include support GPIO for pins on
1081 the PCF50633 chip.
1082
1083config UCB1400_CORE
1084 tristate "Philips UCB1400 Core driver"
1085 depends on AC97_BUS
1086 depends on GPIOLIB
1087 help
1088 This enables support for the Philips UCB1400 core functions.
1089 The UCB1400 is an AC97 audio codec.
1090
1091 To compile this driver as a module, choose M here: the
1092 module will be called ucb1400_core.
1093
1094config MFD_PM8XXX
1095 tristate "Qualcomm PM8xxx PMIC chips driver"
1096 depends on (ARM || HEXAGON || COMPILE_TEST)
1097 select IRQ_DOMAIN_HIERARCHY
1098 select MFD_CORE
1099 select REGMAP
1100 help
1101 If you say yes to this option, support will be included for the
1102 built-in PM8xxx PMIC chips.
1103
1104 This is required if your board has a PM8xxx and uses its features,
1105 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1106
1107 Say M here if you want to include support for PM8xxx chips as a
1108 module. This will build a module called "pm8xxx-core".
1109
1110config MFD_QCOM_RPM
1111 tristate "Qualcomm Resource Power Manager (RPM)"
1112 depends on ARCH_QCOM && OF
1113 help
1114 If you say yes to this option, support will be included for the
1115 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1116 8064 based devices.
1117
1118 This is required to access many regulators, clocks and bus
1119 frequencies controlled by the RPM on these devices.
1120
1121 Say M here if you want to include support for the Qualcomm RPM as a
1122 module. This will build a module called "qcom_rpm".
1123
1124config MFD_SPMI_PMIC
1125 tristate "Qualcomm SPMI PMICs"
1126 depends on ARCH_QCOM || COMPILE_TEST
1127 depends on OF
1128 depends on SPMI
1129 select REGMAP_SPMI
1130 help
1131 This enables support for the Qualcomm SPMI PMICs.
1132 These PMICs are currently used with the Snapdragon 800 series of
1133 SoCs. Note, that this will only be useful paired with descriptions
1134 of the independent functions as children nodes in the device tree.
1135
1136 Say M here if you want to include support for the SPMI PMIC
1137 series as a module. The module will be called "qcom-spmi-pmic".
1138
1139config MFD_SY7636A
1140 tristate "Silergy SY7636A voltage regulator"
1141 depends on I2C
1142 select MFD_SIMPLE_MFD_I2C
1143 help
1144 Enable support for Silergy SY7636A voltage regulator.
1145
1146 To enable support for building sub-devices as modules,
1147 choose M here.
1148
1149config MFD_RDC321X
1150 tristate "RDC R-321x southbridge"
1151 select MFD_CORE
1152 depends on PCI
1153 help
1154 Say yes here if you want to have support for the RDC R-321x SoC
1155 southbridge which provides access to GPIOs and Watchdog using the
1156 southbridge PCI device configuration space.
1157
1158config MFD_RT4831
1159 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1160 depends on I2C
1161 select MFD_CORE
1162 select REGMAP_I2C
1163 help
1164 This enables support for the Richtek RT4831 that includes 4 channel
1165 WLED driving and Display Bias Voltage. It's commonly used to provide
1166 power to the LCD display and LCD backlight.
1167
1168config MFD_RT5033
1169 tristate "Richtek RT5033 Power Management IC"
1170 depends on I2C
1171 select MFD_CORE
1172 select REGMAP_I2C
1173 select REGMAP_IRQ
1174 help
1175 This driver provides for the Richtek RT5033 Power Management IC,
1176 which includes the I2C driver and the Core APIs. This driver provides
1177 common support for accessing the device. The device supports multiple
1178 sub-devices like charger, fuel gauge, flash LED, current source,
1179 LDO and Buck.
1180
1181config MFD_RT5120
1182 tristate "Richtek RT5120 Power Management IC"
1183 depends on I2C
1184 select MFD_CORE
1185 select REGMAP_I2C
1186 select REGMAP_IRQ
1187 help
1188 The enables support for Richtek RT5120 PMIC. It includes four high
1189 efficiency buck converters and one LDO voltage regulator. The device
1190 is targeted at providing the CPU voltage, memory, I/O and peripheral
1191 power rails in home entertainment devices.
1192
1193config MFD_RC5T583
1194 bool "Ricoh RC5T583 Power Management system device"
1195 depends on I2C=y
1196 select MFD_CORE
1197 select REGMAP_I2C
1198 help
1199 Select this option to get support for the RICOH583 Power
1200 Management system device.
1201 This driver provides common support for accessing the device
1202 through i2c interface. The device supports multiple sub-devices
1203 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1204 Additional drivers must be enabled in order to use the
1205 different functionality of the device.
1206
1207config MFD_RK808
1208 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1209 depends on I2C && OF
1210 select MFD_CORE
1211 select REGMAP_I2C
1212 select REGMAP_IRQ
1213 help
1214 If you say yes here you get support for the RK805, RK808, RK809,
1215 RK817 and RK818 Power Management chips.
1216 This driver provides common support for accessing the device
1217 through I2C interface. The device supports multiple sub-devices
1218 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1219
1220config MFD_RN5T618
1221 tristate "Ricoh RN5T567/618 PMIC"
1222 depends on I2C
1223 depends on OF
1224 select MFD_CORE
1225 select REGMAP_I2C
1226 select REGMAP_IRQ
1227 help
1228 Say yes here to add support for the Ricoh RN5T567,
1229 RN5T618, RC5T619 PMIC.
1230 This driver provides common support for accessing the device,
1231 additional drivers must be enabled in order to use the
1232 functionality of the device.
1233
1234config MFD_SEC_CORE
1235 tristate "Samsung Electronics PMIC Series Support"
1236 depends on I2C=y
1237 depends on OF
1238 select MFD_CORE
1239 select REGMAP_I2C
1240 select REGMAP_IRQ
1241 help
1242 Support for the Samsung Electronics PMIC devices coming
1243 usually along with Samsung Exynos SoC chipset.
1244 This driver provides common support for accessing the device,
1245 additional drivers must be enabled in order to use the functionality
1246 of the device
1247
1248 To compile this driver as a module, choose M here: the
1249 module will be called sec-core.
1250 Have in mind that important core drivers (like regulators) depend
1251 on this driver so building this as a module might require proper
1252 initial ramdisk or might not boot up as well in certain scenarios.
1253
1254config MFD_SI476X_CORE
1255 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1256 depends on I2C
1257 select MFD_CORE
1258 select REGMAP_I2C
1259 help
1260 This is the core driver for the SI476x series of AM/FM
1261 radio. This MFD driver connects the radio-si476x V4L2 module
1262 and the si476x audio codec.
1263
1264 To compile this driver as a module, choose M here: the
1265 module will be called si476x-core.
1266
1267config MFD_SIMPLE_MFD_I2C
1268 tristate
1269 depends on I2C
1270 select MFD_CORE
1271 select REGMAP_I2C
1272 help
1273 This driver creates a single register map with the intention for it
1274 to be shared by all sub-devices.
1275
1276 Once the register map has been successfully initialised, any
1277 sub-devices represented by child nodes in Device Tree will be
1278 subsequently registered.
1279
1280config MFD_SL28CPLD
1281 tristate "Kontron sl28cpld Board Management Controller"
1282 depends on I2C
1283 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1284 select MFD_SIMPLE_MFD_I2C
1285 help
1286 Say yes here to enable support for the Kontron sl28cpld board
1287 management controller.
1288
1289 It can be found on the following boards:
1290 * SMARC-sAL28
1291
1292config MFD_SM501
1293 tristate "Silicon Motion SM501"
1294 depends on HAS_DMA
1295 help
1296 This is the core driver for the Silicon Motion SM501 multimedia
1297 companion chip. This device is a multifunction device which may
1298 provide numerous interfaces including USB host controller, USB gadget,
1299 asynchronous serial ports, audio functions, and a dual display video
1300 interface. The device may be connected by PCI or local bus with
1301 varying functions enabled.
1302
1303config MFD_SM501_GPIO
1304 bool "Export GPIO via GPIO layer"
1305 depends on MFD_SM501 && GPIOLIB
1306 help
1307 This option uses the gpio library layer to export the 64 GPIO
1308 lines on the SM501. The platform data is used to supply the
1309 base number for the first GPIO line to register.
1310
1311config MFD_SKY81452
1312 tristate "Skyworks Solutions SKY81452"
1313 select MFD_CORE
1314 select REGMAP_I2C
1315 depends on I2C
1316 help
1317 This is the core driver for the Skyworks SKY81452 backlight and
1318 voltage regulator device.
1319
1320 This driver can also be built as a module. If so, the module
1321 will be called sky81452.
1322
1323config MFD_SC27XX_PMIC
1324 tristate "Spreadtrum SC27xx PMICs"
1325 depends on ARCH_SPRD || COMPILE_TEST
1326 depends on SPI_MASTER
1327 select MFD_CORE
1328 select REGMAP_SPI
1329 select REGMAP_IRQ
1330 help
1331 This enables support for the Spreadtrum SC27xx PMICs with SPI
1332 interface. The SC27xx series PMICs integrate power management,
1333 audio codec, battery management and user interface support
1334 function (such as RTC, Typec, indicator and so on) in a single chip.
1335
1336 This driver provides common support for accessing the SC27xx PMICs,
1337 and it also adds the irq_chip parts for handling the PMIC chip events.
1338
1339config ABX500_CORE
1340 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1341 depends on ARCH_U8500 || COMPILE_TEST
1342 default y if ARCH_U8500
1343 help
1344 Say yes here if you have the ABX500 Mixed Signal IC family
1345 chips. This core driver expose register access functions.
1346 Functionality specific drivers using these functions can
1347 remain unchanged when IC changes. Binding of the functions to
1348 actual register access is done by the IC core driver.
1349
1350config AB8500_CORE
1351 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1352 depends on ABX500_CORE && MFD_DB8500_PRCMU
1353 select POWER_SUPPLY
1354 select MFD_CORE
1355 select IRQ_DOMAIN
1356 help
1357 Select this option to enable access to AB8500 power management
1358 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1359 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1360 the irq_chip parts for handling the Mixed Signal chip events.
1361 This chip embeds various other multimedia functionalities as well.
1362
1363config MFD_DB8500_PRCMU
1364 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1365 depends on UX500_SOC_DB8500
1366 select MFD_CORE
1367 help
1368 Select this option to enable support for the DB8500 Power Reset
1369 and Control Management Unit. This is basically an autonomous
1370 system controller running an XP70 microprocessor, which is accessed
1371 through a register map.
1372
1373config MFD_STMPE
1374 bool "STMicroelectronics STMPE"
1375 depends on (I2C=y || SPI_MASTER=y)
1376 depends on OF
1377 select MFD_CORE
1378 help
1379 Support for the STMPE family of I/O Expanders from
1380 STMicroelectronics.
1381
1382 Currently supported devices are:
1383
1384 STMPE811: GPIO, Touchscreen, ADC
1385 STMPE1601: GPIO, Keypad
1386 STMPE1801: GPIO, Keypad
1387 STMPE2401: GPIO, Keypad
1388 STMPE2403: GPIO, Keypad
1389
1390 This driver provides common support for accessing the device,
1391 additional drivers must be enabled in order to use the functionality
1392 of the device. Currently available sub drivers are:
1393
1394 GPIO: stmpe-gpio
1395 Keypad: stmpe-keypad
1396 Touchscreen: stmpe-ts
1397 ADC: stmpe-adc
1398
1399menu "STMicroelectronics STMPE Interface Drivers"
1400depends on MFD_STMPE
1401
1402config STMPE_I2C
1403 bool "STMicroelectronics STMPE I2C Interface"
1404 depends on I2C=y
1405 default y
1406 help
1407 This is used to enable I2C interface of STMPE
1408
1409config STMPE_SPI
1410 bool "STMicroelectronics STMPE SPI Interface"
1411 depends on SPI_MASTER
1412 help
1413 This is used to enable SPI interface of STMPE
1414endmenu
1415
1416config MFD_STA2X11
1417 bool "STMicroelectronics STA2X11"
1418 depends on STA2X11
1419 select MFD_CORE
1420 select REGMAP_MMIO
1421
1422config MFD_SUN6I_PRCM
1423 bool "Allwinner A31/A23/A33 PRCM controller"
1424 depends on ARCH_SUNXI || COMPILE_TEST
1425 select MFD_CORE
1426 help
1427 Support for the PRCM (Power/Reset/Clock Management) unit available
1428 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1429 hardware, but they do not use this driver.
1430
1431config MFD_SYSCON
1432 bool "System Controller Register R/W Based on Regmap"
1433 select REGMAP_MMIO
1434 help
1435 Select this option to enable accessing system control registers
1436 via regmap.
1437
1438config MFD_TI_AM335X_TSCADC
1439 tristate "TI ADC / Touch Screen chip support"
1440 select MFD_CORE
1441 select REGMAP
1442 select REGMAP_MMIO
1443 help
1444 If you say yes here you get support for Texas Instruments series
1445 of Touch Screen /ADC chips.
1446 To compile this driver as a module, choose M here: the
1447 module will be called ti_am335x_tscadc.
1448
1449config MFD_LP3943
1450 tristate "TI/National Semiconductor LP3943 MFD Driver"
1451 depends on I2C
1452 select MFD_CORE
1453 select REGMAP_I2C
1454 help
1455 Support for the TI/National Semiconductor LP3943.
1456 This driver consists of GPIO and PWM drivers.
1457 With these functionalities, it can be used for LED string control or
1458 general usage such like a GPIO controller and a PWM controller.
1459
1460config MFD_LP8788
1461 bool "TI LP8788 Power Management Unit Driver"
1462 depends on I2C=y
1463 select MFD_CORE
1464 select REGMAP_I2C
1465 select IRQ_DOMAIN
1466 help
1467 TI LP8788 PMU supports regulators, battery charger, RTC,
1468 ADC, backlight driver and current sinks.
1469
1470config MFD_TI_LMU
1471 tristate "TI Lighting Management Unit driver"
1472 depends on I2C
1473 select MFD_CORE
1474 select REGMAP_I2C
1475 help
1476 Say yes here to enable support for TI LMU chips.
1477 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1478 LM36274. It consists of backlight, LED and regulator driver.
1479 It provides consistent device controls for lighting functions.
1480
1481config MFD_OMAP_USB_HOST
1482 bool "TI OMAP USBHS core and TLL driver"
1483 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1484 depends on COMMON_CLK
1485 default y
1486 help
1487 This is the core driver for the OAMP EHCI and OHCI drivers.
1488 This MFD driver does the required setup functionalities for
1489 OMAP USB Host drivers.
1490
1491config MFD_PALMAS
1492 tristate "TI Palmas series chips"
1493 select MFD_CORE
1494 select REGMAP_I2C
1495 select REGMAP_IRQ
1496 depends on I2C=y
1497 help
1498 If you say yes here you get support for the Palmas
1499 series of PMIC chips from Texas Instruments.
1500
1501config TPS6105X
1502 tristate "TI TPS61050/61052 Boost Converters"
1503 depends on I2C
1504 select REGMAP_I2C
1505 select REGULATOR
1506 select MFD_CORE
1507 select REGULATOR_FIXED_VOLTAGE
1508 help
1509 This option enables a driver for the TP61050/TPS61052
1510 high-power "white LED driver". This boost converter is
1511 sometimes used for other things than white LEDs, and
1512 also contains a GPIO pin.
1513
1514config TPS65010
1515 tristate "TI TPS6501x Power Management chips"
1516 depends on I2C && GPIOLIB
1517 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1518 help
1519 If you say yes here you get support for the TPS6501x series of
1520 Power Management chips. These include voltage regulators,
1521 lithium ion/polymer battery charging, and other features that
1522 are often used in portable devices like cell phones and cameras.
1523
1524 This driver can also be built as a module. If so, the module
1525 will be called tps65010.
1526
1527config TPS6507X
1528 tristate "TI TPS6507x Power Management / Touch Screen chips"
1529 select MFD_CORE
1530 depends on I2C
1531 help
1532 If you say yes here you get support for the TPS6507x series of
1533 Power Management / Touch Screen chips. These include voltage
1534 regulators, lithium ion/polymer battery charging, touch screen
1535 and other features that are often used in portable devices.
1536 This driver can also be built as a module. If so, the module
1537 will be called tps6507x.
1538
1539config MFD_TPS65086
1540 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1541 select MFD_CORE
1542 select REGMAP
1543 select REGMAP_IRQ
1544 select REGMAP_I2C
1545 depends on I2C
1546 help
1547 If you say yes here you get support for the TPS65086 series of
1548 Power Management chips.
1549 This driver provides common support for accessing the device,
1550 additional drivers must be enabled in order to use the
1551 functionality of the device.
1552
1553config TPS65911_COMPARATOR
1554 tristate
1555
1556config MFD_TPS65090
1557 bool "TI TPS65090 Power Management chips"
1558 depends on I2C=y
1559 select MFD_CORE
1560 select REGMAP_I2C
1561 select REGMAP_IRQ
1562 help
1563 If you say yes here you get support for the TPS65090 series of
1564 Power Management chips.
1565 This driver provides common support for accessing the device,
1566 additional drivers must be enabled in order to use the
1567 functionality of the device.
1568
1569config MFD_TPS65217
1570 tristate "TI TPS65217 Power Management / White LED chips"
1571 depends on I2C && OF
1572 select MFD_CORE
1573 select REGMAP_I2C
1574 select IRQ_DOMAIN
1575 help
1576 If you say yes here you get support for the TPS65217 series of
1577 Power Management / White LED chips.
1578 These include voltage regulators, lithium ion/polymer battery
1579 charger, wled and other features that are often used in portable
1580 devices.
1581
1582 This driver can also be built as a module. If so, the module
1583 will be called tps65217.
1584
1585config MFD_TI_LP873X
1586 tristate "TI LP873X Power Management IC"
1587 depends on I2C
1588 select MFD_CORE
1589 select REGMAP_I2C
1590 help
1591 If you say yes here then you get support for the LP873X series of
1592 Power Management Integrated Circuits (PMIC).
1593 These include voltage regulators, thermal protection, configurable
1594 General Purpose Outputs (GPO) that are used in portable devices.
1595
1596 This driver can also be built as a module. If so, the module
1597 will be called lp873x.
1598
1599config MFD_TI_LP87565
1600 tristate "TI LP87565 Power Management IC"
1601 depends on I2C && OF
1602 select MFD_CORE
1603 select REGMAP_I2C
1604 help
1605 If you say yes here then you get support for the LP87565 series of
1606 Power Management Integrated Circuits (PMIC).
1607 These include voltage regulators, thermal protection, configurable
1608 General Purpose Outputs (GPO) that are used in portable devices.
1609
1610 This driver can also be built as a module. If so, the module
1611 will be called lp87565.
1612
1613config MFD_TPS65218
1614 tristate "TI TPS65218 Power Management chips"
1615 depends on I2C && OF
1616 select MFD_CORE
1617 select REGMAP_I2C
1618 select REGMAP_IRQ
1619 help
1620 If you say yes here you get support for the TPS65218 series of
1621 Power Management chips.
1622 These include voltage regulators, gpio and other features
1623 that are often used in portable devices.
1624
1625 This driver can also be built as a module. If so, the module
1626 will be called tps65218.
1627
1628config MFD_TPS65219
1629 tristate "TI TPS65219 Power Management IC"
1630 depends on I2C && OF
1631 select MFD_CORE
1632 select REGMAP_I2C
1633 select REGMAP_IRQ
1634 help
1635 If you say yes here you get support for the TPS65219 series of Power
1636 Management ICs. These include voltage regulators, GPIOs and
1637 push/power button that is often used in portable devices.
1638
1639 This driver can also be built as a module. If so, the module
1640 will be called tps65219.
1641
1642config MFD_TPS6586X
1643 bool "TI TPS6586x Power Management chips"
1644 depends on I2C=y
1645 select MFD_CORE
1646 select REGMAP_I2C
1647 help
1648 If you say yes here you get support for the TPS6586X series of
1649 Power Management chips.
1650 This driver provides common support for accessing the device,
1651 additional drivers must be enabled in order to use the
1652 functionality of the device.
1653
1654 This driver can also be built as a module. If so, the module
1655 will be called tps6586x.
1656
1657config MFD_TPS65910
1658 bool "TI TPS65910 Power Management chip"
1659 depends on I2C=y
1660 depends on GPIOLIB || COMPILE_TEST
1661 select MFD_CORE
1662 select REGMAP_I2C
1663 select REGMAP_IRQ
1664 select IRQ_DOMAIN
1665 help
1666 if you say yes here you get support for the TPS65910 series of
1667 Power Management chips.
1668
1669config MFD_TPS65912
1670 tristate
1671 select MFD_CORE
1672 select REGMAP
1673 select REGMAP_IRQ
1674
1675config MFD_TPS65912_I2C
1676 tristate "TI TPS65912 Power Management chip with I2C"
1677 select MFD_TPS65912
1678 select REGMAP_I2C
1679 depends on I2C
1680 help
1681 If you say yes here you get support for the TPS65912 series of
1682 PM chips with I2C interface.
1683
1684config MFD_TPS65912_SPI
1685 tristate "TI TPS65912 Power Management chip with SPI"
1686 select MFD_TPS65912
1687 select REGMAP_SPI
1688 depends on SPI_MASTER
1689 help
1690 If you say yes here you get support for the TPS65912 series of
1691 PM chips with SPI interface.
1692
1693config TWL4030_CORE
1694 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1695 depends on I2C=y
1696 select IRQ_DOMAIN
1697 select REGMAP_I2C
1698 help
1699 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1700 This core driver provides register access and IRQ handling
1701 facilities, and registers devices for the various functions
1702 so that function-specific drivers can bind to them.
1703
1704 These multi-function chips are found on many OMAP2 and OMAP3
1705 boards, providing power management, RTC, GPIO, keypad, a
1706 high speed USB OTG transceiver, an audio codec (on most
1707 versions) and many other features.
1708
1709config TWL4030_POWER
1710 bool "TI TWL4030 power resources"
1711 depends on TWL4030_CORE && ARM
1712 help
1713 Say yes here if you want to use the power resources on the
1714 TWL4030 family chips. Most of these resources are regulators,
1715 which have a separate driver; some are control signals, such
1716 as clock request handshaking.
1717
1718 This driver uses board-specific data to initialize the resources
1719 and load scripts controlling which resources are switched off/on
1720 or reset when a sleep, wakeup or warm reset event occurs.
1721
1722config MFD_TWL4030_AUDIO
1723 bool "TI TWL4030 Audio"
1724 depends on TWL4030_CORE
1725 select MFD_CORE
1726 default n
1727
1728config TWL6040_CORE
1729 bool "TI TWL6040 audio codec"
1730 depends on I2C=y
1731 select MFD_CORE
1732 select REGMAP_I2C
1733 select REGMAP_IRQ
1734 default n
1735 help
1736 Say yes here if you want support for Texas Instruments TWL6040 audio
1737 codec.
1738 This driver provides common support for accessing the device,
1739 additional drivers must be enabled in order to use the
1740 functionality of the device (audio, vibra).
1741
1742config MENELAUS
1743 bool "TI TWL92330/Menelaus PM chip"
1744 depends on I2C=y && ARCH_OMAP2
1745 help
1746 If you say yes here you get support for the Texas Instruments
1747 TWL92330/Menelaus Power Management chip. This include voltage
1748 regulators, Dual slot memory card transceivers, real-time clock
1749 and other features that are often used in portable devices like
1750 cell phones and PDAs.
1751
1752config MFD_WL1273_CORE
1753 tristate "TI WL1273 FM radio"
1754 depends on I2C
1755 select MFD_CORE
1756 default n
1757 help
1758 This is the core driver for the TI WL1273 FM radio. This MFD
1759 driver connects the radio-wl1273 V4L2 module and the wl1273
1760 audio codec.
1761
1762config MFD_LM3533
1763 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1764 depends on I2C
1765 select MFD_CORE
1766 select REGMAP_I2C
1767 help
1768 Say yes here to enable support for National Semiconductor / TI
1769 LM3533 Lighting Power chips.
1770
1771 This driver provides common support for accessing the device;
1772 additional drivers must be enabled in order to use the LED,
1773 backlight or ambient-light-sensor functionality of the device.
1774
1775config MFD_TIMBERDALE
1776 tristate "Timberdale FPGA"
1777 select MFD_CORE
1778 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1779 help
1780 This is the core driver for the timberdale FPGA. This device is a
1781 multifunction device which exposes numerous platform devices.
1782
1783 The timberdale FPGA can be found on the Intel Atom development board
1784 for in-vehicle infontainment, called Russellville.
1785
1786config MFD_TC3589X
1787 bool "Toshiba TC35892 and variants"
1788 depends on I2C=y
1789 depends on OF
1790 select MFD_CORE
1791 help
1792 Support for the Toshiba TC35892 and variants I/O Expander.
1793
1794 This driver provides common support for accessing the device,
1795 additional drivers must be enabled in order to use the
1796 functionality of the device.
1797
1798config MFD_TMIO
1799 bool
1800 default n
1801
1802config MFD_T7L66XB
1803 bool "Toshiba T7L66XB"
1804 depends on ARM && HAVE_CLK
1805 select MFD_CORE
1806 select MFD_TMIO
1807 help
1808 Support for Toshiba Mobile IO Controller T7L66XB
1809
1810config MFD_TC6387XB
1811 bool "Toshiba TC6387XB"
1812 depends on ARM && HAVE_CLK
1813 select MFD_CORE
1814 select MFD_TMIO
1815 help
1816 Support for Toshiba Mobile IO Controller TC6387XB
1817
1818config MFD_TC6393XB
1819 bool "Toshiba TC6393XB"
1820 depends on ARM && HAVE_CLK
1821 select GPIOLIB
1822 select MFD_CORE
1823 select MFD_TMIO
1824 help
1825 Support for Toshiba Mobile IO Controller TC6393XB
1826
1827config MFD_TQMX86
1828 tristate "TQ-Systems IO controller TQMX86"
1829 select MFD_CORE
1830 help
1831 Say yes here to enable support for various functions of the
1832 TQ-Systems IO controller and watchdog device, found on their
1833 ComExpress CPU modules.
1834
1835config MFD_VX855
1836 tristate "VIA VX855/VX875 integrated south bridge"
1837 depends on PCI
1838 select MFD_CORE
1839 help
1840 Say yes here to enable support for various functions of the
1841 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1842 and/or vx855_gpio drivers for this to do anything useful.
1843
1844config MFD_LOCHNAGAR
1845 bool "Cirrus Logic Lochnagar Audio Development Board"
1846 select MFD_CORE
1847 select REGMAP_I2C
1848 depends on I2C=y && OF
1849 help
1850 Support for Cirrus Logic Lochnagar audio development board.
1851
1852config MFD_ARIZONA
1853 select REGMAP
1854 select REGMAP_IRQ
1855 select MFD_CORE
1856 tristate
1857
1858config MFD_ARIZONA_I2C
1859 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1860 select MFD_ARIZONA
1861 select REGMAP_I2C
1862 depends on I2C
1863 help
1864 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1865 audio SoC core functionality controlled via I2C.
1866
1867config MFD_ARIZONA_SPI
1868 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1869 select MFD_ARIZONA
1870 select REGMAP_SPI
1871 depends on SPI_MASTER
1872 help
1873 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1874 audio SoC core functionality controlled via SPI.
1875
1876config MFD_CS47L24
1877 bool "Cirrus Logic CS47L24 and WM1831"
1878 depends on MFD_ARIZONA
1879 help
1880 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1881
1882config MFD_WM5102
1883 bool "Wolfson Microelectronics WM5102"
1884 depends on MFD_ARIZONA
1885 help
1886 Support for Wolfson Microelectronics WM5102 low power audio SoC
1887
1888config MFD_WM5110
1889 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1890 depends on MFD_ARIZONA
1891 help
1892 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1893 low power audio SoC
1894
1895config MFD_WM8997
1896 bool "Wolfson Microelectronics WM8997"
1897 depends on MFD_ARIZONA
1898 help
1899 Support for Wolfson Microelectronics WM8997 low power audio SoC
1900
1901config MFD_WM8998
1902 bool "Wolfson Microelectronics WM8998"
1903 depends on MFD_ARIZONA
1904 help
1905 Support for Wolfson Microelectronics WM8998 low power audio SoC
1906
1907config MFD_WM8400
1908 bool "Wolfson Microelectronics WM8400"
1909 select MFD_CORE
1910 depends on I2C=y
1911 select REGMAP_I2C
1912 help
1913 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1914 CODEC. This driver provides common support for accessing
1915 the device, additional drivers must be enabled in order to use
1916 the functionality of the device.
1917
1918config MFD_WM831X
1919 bool
1920
1921config MFD_WM831X_I2C
1922 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1923 select MFD_CORE
1924 select MFD_WM831X
1925 select REGMAP_I2C
1926 select IRQ_DOMAIN
1927 depends on I2C=y
1928 help
1929 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1930 when controlled using I2C. This driver provides common support
1931 for accessing the device, additional drivers must be enabled in
1932 order to use the functionality of the device.
1933
1934config MFD_WM831X_SPI
1935 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1936 select MFD_CORE
1937 select MFD_WM831X
1938 select REGMAP_SPI
1939 select IRQ_DOMAIN
1940 depends on SPI_MASTER
1941 help
1942 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1943 when controlled using SPI. This driver provides common support
1944 for accessing the device, additional drivers must be enabled in
1945 order to use the functionality of the device.
1946
1947config MFD_WM8350
1948 bool
1949
1950config MFD_WM8350_I2C
1951 bool "Wolfson Microelectronics WM8350 with I2C"
1952 select MFD_WM8350
1953 select REGMAP_I2C
1954 depends on I2C=y
1955 help
1956 The WM8350 is an integrated audio and power management
1957 subsystem with watchdog and RTC functionality for embedded
1958 systems. This option enables core support for the WM8350 with
1959 I2C as the control interface. Additional options must be
1960 selected to enable support for the functionality of the chip.
1961
1962config MFD_WM8994
1963 tristate "Wolfson Microelectronics WM8994"
1964 select MFD_CORE
1965 select REGMAP_I2C
1966 select REGMAP_IRQ
1967 depends on I2C
1968 help
1969 The WM8994 is a highly integrated hi-fi CODEC designed for
1970 smartphone applications. As well as audio functionality it
1971 has on board GPIO and regulator functionality which is
1972 supported via the relevant subsystems. This driver provides
1973 core support for the WM8994, in order to use the actual
1974 functionality of the device other drivers must be enabled.
1975
1976config MFD_WM97xx
1977 tristate "Wolfson Microelectronics WM97xx"
1978 select MFD_CORE
1979 select REGMAP_AC97
1980 select AC97_BUS_COMPAT
1981 depends on AC97_BUS_NEW
1982 help
1983 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1984 designed for smartphone applications. As well as audio functionality
1985 it has on board GPIO and a touchscreen functionality which is
1986 supported via the relevant subsystems. This driver provides core
1987 support for the WM97xx, in order to use the actual functionality of
1988 the device other drivers must be enabled.
1989
1990config MFD_STW481X
1991 tristate "Support for ST Microelectronics STw481x"
1992 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1993 select REGMAP_I2C
1994 select MFD_CORE
1995 help
1996 Select this option to enable the STw481x chip driver used
1997 in various ST Microelectronics and ST-Ericsson embedded
1998 Nomadik series.
1999
2000config MFD_ROHM_BD718XX
2001 tristate "ROHM BD71837 Power Management IC"
2002 depends on I2C=y
2003 depends on OF
2004 select REGMAP_I2C
2005 select REGMAP_IRQ
2006 select MFD_CORE
2007 help
2008 Select this option to get support for the ROHM BD71837
2009 Power Management ICs. BD71837 is designed to power processors like
2010 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2011 and emergency shut down as well as 32,768KHz clock output.
2012
2013config MFD_ROHM_BD71828
2014 tristate "ROHM BD71828 and BD71815 Power Management IC"
2015 depends on I2C=y
2016 depends on OF
2017 select REGMAP_I2C
2018 select REGMAP_IRQ
2019 select MFD_CORE
2020 help
2021 Select this option to get support for the ROHM BD71828 and BD71815
2022 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2023 management ICs mainly for battery-powered portable devices.
2024 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2025 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2026 also a single-cell linear charger, a Coulomb counter, a real-time
2027 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2028
2029config MFD_ROHM_BD957XMUF
2030 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2031 depends on I2C=y
2032 depends on OF
2033 select REGMAP_I2C
2034 select REGMAP_IRQ
2035 select MFD_CORE
2036 help
2037 Select this option to get support for the ROHM BD9576MUF and
2038 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2039 designed to be used to power R-Car series processors.
2040
2041config MFD_STM32_LPTIMER
2042 tristate "Support for STM32 Low-Power Timer"
2043 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2044 select MFD_CORE
2045 select REGMAP
2046 select REGMAP_MMIO
2047 help
2048 Select this option to enable STM32 Low-Power Timer driver
2049 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2050 resources are also dealt with here.
2051
2052 To compile this driver as a module, choose M here: the
2053 module will be called stm32-lptimer.
2054
2055config MFD_STM32_TIMERS
2056 tristate "Support for STM32 Timers"
2057 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2058 select MFD_CORE
2059 select REGMAP
2060 select REGMAP_MMIO
2061 help
2062 Select this option to enable STM32 timers driver used
2063 for PWM and IIO Timer. This driver allow to share the
2064 registers between the others drivers.
2065
2066config MFD_STPMIC1
2067 tristate "Support for STPMIC1 PMIC"
2068 depends on (I2C=y && OF)
2069 select REGMAP_I2C
2070 select REGMAP_IRQ
2071 select MFD_CORE
2072 help
2073 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2074 key, watchdog and regulator functionalities which are supported via
2075 the relevant subsystems. This driver provides core support for the
2076 STPMIC1. In order to use the actual functionality of the device other
2077 drivers must be enabled.
2078
2079 To compile this driver as a module, choose M here: the
2080 module will be called stpmic1.
2081
2082config MFD_STMFX
2083 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2084 depends on I2C
2085 depends on OF
2086 select MFD_CORE
2087 select REGMAP_I2C
2088 help
2089 Support for the STMicroelectronics Multi-Function eXpander.
2090
2091 This driver provides common support for accessing the device,
2092 additional drivers must be enabled in order to use the functionality
2093 of the device.
2094
2095config MFD_WCD934X
2096 tristate "Support for WCD9340/WCD9341 Codec"
2097 depends on SLIMBUS
2098 select REGMAP
2099 select REGMAP_SLIMBUS
2100 select REGMAP_IRQ
2101 select MFD_CORE
2102 help
2103 Support for the Qualcomm WCD9340/WCD9341 Codec.
2104 This driver provides common support WCD934x audio codec and its
2105 associated Pin Controller, Soundwire Controller and Audio codec.
2106
2107config MFD_ATC260X
2108 tristate
2109 select MFD_CORE
2110 select REGMAP
2111 select REGMAP_IRQ
2112
2113config MFD_ATC260X_I2C
2114 tristate "Actions Semi ATC260x PMICs with I2C"
2115 select MFD_ATC260X
2116 select REGMAP_I2C
2117 depends on I2C
2118 help
2119 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2120
2121 This driver provides common support for accessing the ATC2603C
2122 and ATC2609A chip variants, additional drivers must be enabled
2123 in order to use the functionality of the device.
2124
2125config MFD_KHADAS_MCU
2126 tristate "Support for Khadas System control Microcontroller"
2127 depends on I2C
2128 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2129 select MFD_CORE
2130 select REGMAP_I2C
2131 help
2132 Support for the Khadas System control Microcontroller interface
2133 present on their VIM and Edge boards.
2134
2135 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2136 Edge boards.
2137
2138 It provides multiple boot control features like password check,
2139 power-on options, power-off control and system FAN control on recent
2140 boards.
2141
2142 This driver provides common support for accessing the device,
2143 additional drivers must be enabled in order to use the functionality
2144 of the device.
2145
2146config MFD_ACER_A500_EC
2147 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2148 depends on I2C
2149 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2150 select MFD_CORE
2151 select REGMAP
2152 help
2153 Support for Embedded Controller found on Acer Iconia Tab A500.
2154 The controller itself is ENE KB930, it is running firmware
2155 customized for the specific needs of the Acer A500 hardware.
2156
2157config MFD_QCOM_PM8008
2158 tristate "QCOM PM8008 Power Management IC"
2159 depends on I2C && OF
2160 select REGMAP_I2C
2161 select REGMAP_IRQ
2162 help
2163 Select this option to get support for the Qualcomm Technologies, Inc.
2164 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2165 all the necessary power management, housekeeping, and interface
2166 support functions into a single IC. This driver provides common
2167 support for accessing the device by instantiating all the child nodes
2168 under it in the device tree. Additional drivers must be enabled in
2169 order to use the functionality of the device.
2170
2171menu "Multimedia Capabilities Port drivers"
2172 depends on ARCH_SA1100
2173
2174config MCP
2175 tristate
2176
2177# Interface drivers
2178config MCP_SA11X0
2179 tristate "Support SA11x0 MCP interface"
2180 depends on ARCH_SA1100
2181 select MCP
2182
2183# Chip drivers
2184config MCP_UCB1200
2185 tristate "Support for UCB1200 / UCB1300"
2186 depends on MCP_SA11X0
2187 select MCP
2188
2189config MCP_UCB1200_TS
2190 tristate "Touchscreen interface support"
2191 depends on MCP_UCB1200 && INPUT
2192
2193endmenu
2194
2195config MFD_VEXPRESS_SYSREG
2196 tristate "Versatile Express System Registers"
2197 depends on VEXPRESS_CONFIG && GPIOLIB
2198 default y
2199 select GPIO_GENERIC_PLATFORM
2200 select MFD_CORE
2201 select MFD_SYSCON
2202 help
2203 System Registers are the platform configuration block
2204 on the ARM Ltd. Versatile Express board.
2205
2206config RAVE_SP_CORE
2207 tristate "RAVE SP MCU core driver"
2208 depends on SERIAL_DEV_BUS
2209 select CRC_CCITT
2210 help
2211 Select this to get support for the Supervisory Processor
2212 device found on several devices in RAVE line of hardware.
2213
2214config SGI_MFD_IOC3
2215 bool "SGI IOC3 core driver"
2216 depends on PCI && MIPS && 64BIT
2217 select MFD_CORE
2218 help
2219 This option enables basic support for the SGI IOC3-based
2220 controller cards. This option does not enable any specific
2221 functions on such a card, but provides necessary infrastructure
2222 for other drivers to utilize.
2223
2224 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2225 then say Y. Otherwise say N.
2226
2227config MFD_INTEL_M10_BMC
2228 tristate "Intel MAX 10 Board Management Controller"
2229 depends on SPI_MASTER
2230 select REGMAP_SPI_AVMM
2231 select MFD_CORE
2232 help
2233 Support for the Intel MAX 10 board management controller using the
2234 SPI interface.
2235
2236 This driver provides common support for accessing the device,
2237 additional drivers must be enabled in order to use the functionality
2238 of the device.
2239
2240config MFD_RSMU_I2C
2241 tristate "Renesas Synchronization Management Unit with I2C"
2242 depends on I2C && OF
2243 select MFD_CORE
2244 select REGMAP_I2C
2245 help
2246 Support for the Renesas Synchronization Management Unit, such as
2247 Clockmatrix and 82P33XXX series. This option supports I2C as
2248 the control interface.
2249
2250 This driver provides common support for accessing the device.
2251 Additional drivers must be enabled in order to use the functionality
2252 of the device.
2253
2254config MFD_RSMU_SPI
2255 tristate "Renesas Synchronization Management Unit with SPI"
2256 depends on SPI && OF
2257 select MFD_CORE
2258 select REGMAP_SPI
2259 help
2260 Support for the Renesas Synchronization Management Unit, such as
2261 Clockmatrix and 82P33XXX series. This option supports SPI as
2262 the control interface.
2263
2264 This driver provides common support for accessing the device.
2265 Additional drivers must be enabled in order to use the functionality
2266 of the device.
2267
2268endmenu
2269endif
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_CS42L43
241 tristate
242 select MFD_CORE
243 select REGMAP
244 select REGMAP_IRQ
245
246config MFD_CS42L43_I2C
247 tristate "Cirrus Logic CS42L43 (I2C)"
248 depends on I2C
249 select REGMAP_I2C
250 select MFD_CS42L43
251 help
252 Select this to support the Cirrus Logic CS42L43 PC CODEC with
253 headphone and class D speaker drivers over I2C.
254
255config MFD_CS42L43_SDW
256 tristate "Cirrus Logic CS42L43 (SoundWire)"
257 depends on SOUNDWIRE
258 select REGMAP_SOUNDWIRE
259 select MFD_CS42L43
260 help
261 Select this to support the Cirrus Logic CS42L43 PC CODEC with
262 headphone and class D speaker drivers over SoundWire.
263
264config MFD_MADERA
265 tristate "Cirrus Logic Madera codecs"
266 select MFD_CORE
267 select REGMAP
268 select REGMAP_IRQ
269 select MADERA_IRQ
270 select PINCTRL
271 select PINCTRL_MADERA
272 help
273 Support for the Cirrus Logic Madera platform audio codecs
274
275config MFD_MADERA_I2C
276 tristate "Cirrus Logic Madera codecs with I2C"
277 depends on MFD_MADERA
278 depends on I2C
279 select REGMAP_I2C
280 help
281 Support for the Cirrus Logic Madera platform audio SoC
282 core functionality controlled via I2C.
283
284config MFD_MADERA_SPI
285 tristate "Cirrus Logic Madera codecs with SPI"
286 depends on MFD_MADERA
287 depends on SPI_MASTER
288 select REGMAP_SPI
289 help
290 Support for the Cirrus Logic Madera platform audio SoC
291 core functionality controlled via SPI.
292
293config MFD_MAX5970
294 tristate "Maxim 5970/5978 power switch and monitor"
295 depends on (I2C && OF)
296 select MFD_SIMPLE_MFD_I2C
297 help
298 This driver controls a Maxim 5970/5978 switch via I2C bus.
299 The MAX5970/5978 is a smart switch with no output regulation, but
300 fault protection and voltage and current monitoring capabilities.
301 Also it supports upto 4 indication leds.
302
303config MFD_CS47L15
304 bool "Cirrus Logic CS47L15"
305 select PINCTRL_CS47L15
306 depends on MFD_MADERA
307 help
308 Support for Cirrus Logic CS47L15 Smart Codec
309
310config MFD_CS47L35
311 bool "Cirrus Logic CS47L35"
312 select PINCTRL_CS47L35
313 depends on MFD_MADERA
314 help
315 Support for Cirrus Logic CS47L35 Smart Codec
316
317config MFD_CS47L85
318 bool "Cirrus Logic CS47L85"
319 select PINCTRL_CS47L85
320 depends on MFD_MADERA
321 help
322 Support for Cirrus Logic CS47L85 Smart Codec
323
324config MFD_CS47L90
325 bool "Cirrus Logic CS47L90/91"
326 select PINCTRL_CS47L90
327 depends on MFD_MADERA
328 help
329 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
330
331config MFD_CS47L92
332 bool "Cirrus Logic CS47L92/93"
333 select PINCTRL_CS47L92
334 depends on MFD_MADERA
335 help
336 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
337
338config PMIC_DA903X
339 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
340 depends on I2C=y
341 help
342 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
343 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
344 usually found on PXA processors-based platforms. This includes
345 the I2C driver and the core APIs _only_, you have to select
346 individual components like LCD backlight, voltage regulators,
347 LEDs and battery-charger under the corresponding menus.
348
349config PMIC_DA9052
350 bool
351 select MFD_CORE
352
353config MFD_DA9052_SPI
354 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
355 select REGMAP_SPI
356 select REGMAP_IRQ
357 select PMIC_DA9052
358 depends on SPI_MASTER=y
359 help
360 Support for the Dialog Semiconductor DA9052 PMIC
361 when controlled using SPI. This driver provides common support
362 for accessing the device, additional drivers must be enabled in
363 order to use the functionality of the device.
364
365config MFD_DA9052_I2C
366 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
367 select REGMAP_I2C
368 select REGMAP_IRQ
369 select PMIC_DA9052
370 depends on I2C=y
371 help
372 Support for the Dialog Semiconductor DA9052 PMIC
373 when controlled using I2C. This driver provides common support
374 for accessing the device, additional drivers must be enabled in
375 order to use the functionality of the device.
376
377config MFD_DA9055
378 bool "Dialog Semiconductor DA9055 PMIC Support"
379 select REGMAP_I2C
380 select REGMAP_IRQ
381 select MFD_CORE
382 depends on I2C=y
383 help
384 Say yes here for support of Dialog Semiconductor DA9055. This is
385 a Power Management IC. This driver provides common support for
386 accessing the device as well as the I2C interface to the chip itself.
387 Additional drivers must be enabled in order to use the functionality
388 of the device.
389
390config MFD_DA9062
391 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
392 select MFD_CORE
393 select REGMAP_I2C
394 select REGMAP_IRQ
395 depends on I2C
396 help
397 Say yes here for support for the Dialog Semiconductor DA9061 and
398 DA9062 PMICs.
399 This includes the I2C driver and core APIs.
400 Additional drivers must be enabled in order to use the functionality
401 of the device.
402
403config MFD_DA9063
404 tristate "Dialog Semiconductor DA9063 PMIC Support"
405 select MFD_CORE
406 select REGMAP_I2C
407 select REGMAP_IRQ
408 depends on I2C
409 help
410 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
411 This includes the I2C driver and core APIs.
412 Additional drivers must be enabled in order to use the functionality
413 of the device.
414
415config MFD_DA9150
416 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
417 depends on I2C
418 select MFD_CORE
419 select REGMAP_I2C
420 select REGMAP_IRQ
421 help
422 This adds support for the DA9150 integrated charger and fuel-gauge
423 chip. This driver provides common support for accessing the device.
424 Additional drivers must be enabled in order to use the specific
425 features of the device.
426
427config MFD_DLN2
428 tristate "Diolan DLN2 support"
429 select MFD_CORE
430 depends on USB
431 help
432 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
433 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
434 etc. must be enabled in order to use the functionality of
435 the device.
436
437config MFD_ENE_KB3930
438 tristate "ENE KB3930 Embedded Controller support"
439 depends on I2C
440 depends on MACH_MMP3_DT || COMPILE_TEST
441 select MFD_CORE
442 help
443 This adds support for the power-off functionality and access to
444 the registers that control LEDS and USB port power on ENE KB3930
445 Embedded Controller. To use the LED functionality LEDS_ARIEL must
446 be enabled.
447
448config MFD_EXYNOS_LPASS
449 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
450 depends on ARCH_EXYNOS || COMPILE_TEST
451 select MFD_CORE
452 select REGMAP_MMIO
453 help
454 Select this option to enable support for Samsung Exynos Low Power
455 Audio Subsystem present on some of Samsung Exynos
456 SoCs (e.g. Exynos5433).
457 Choose Y here only if you build for such Samsung SoC.
458
459config MFD_GATEWORKS_GSC
460 tristate "Gateworks System Controller"
461 depends on (I2C && OF)
462 select MFD_CORE
463 select REGMAP_I2C
464 select REGMAP_IRQ
465 help
466 Enable support for the Gateworks System Controller (GSC) found
467 on Gateworks Single Board Computers supporting system functions
468 such as push-button monitor, multiple ADC's for voltage and
469 temperature monitoring, fan controller and watchdog monitor.
470 This driver provides common support for accessing the device.
471 Additional drivers must be enabled in order to use the
472 functionality of the device.
473
474config MFD_MC13XXX
475 tristate
476 depends on (SPI_MASTER || I2C)
477 select MFD_CORE
478 select REGMAP_IRQ
479 help
480 Enable support for the Freescale MC13783 and MC13892 PMICs.
481 This driver provides common support for accessing the device,
482 additional drivers must be enabled in order to use the
483 functionality of the device.
484
485config MFD_MC13XXX_SPI
486 tristate "Freescale MC13783 and MC13892 SPI interface"
487 depends on SPI_MASTER
488 select REGMAP_SPI
489 select MFD_MC13XXX
490 help
491 Select this if your MC13xxx is connected via an SPI bus.
492
493config MFD_MC13XXX_I2C
494 tristate "Freescale MC13892 I2C interface"
495 depends on I2C
496 select REGMAP_I2C
497 select MFD_MC13XXX
498 help
499 Select this if your MC13xxx is connected via an I2C bus.
500
501config MFD_MP2629
502 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
503 depends on I2C
504 select REGMAP_I2C
505 select MFD_CORE
506 help
507 Select this option to enable support for Monolithic Power Systems
508 battery charger. This provides ADC, thermal and battery charger power
509 management functions.
510
511config MFD_MXS_LRADC
512 tristate "Freescale i.MX23/i.MX28 LRADC"
513 depends on ARCH_MXS || COMPILE_TEST
514 select MFD_CORE
515 select STMP_DEVICE
516 help
517 Say yes here to build support for the Low Resolution
518 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
519 processors. This driver provides common support for accessing the
520 device, additional drivers must be enabled in order to use the
521 functionality of the device:
522 mxs-lradc-adc for ADC readings
523 mxs-lradc-ts for touchscreen support
524
525 This driver can also be built as a module. If so, the module will be
526 called mxs-lradc.
527
528config MFD_MX25_TSADC
529 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
530 select REGMAP_MMIO
531 depends on (SOC_IMX25 && OF) || COMPILE_TEST
532 help
533 Enable support for the integrated Touchscreen and ADC unit of the
534 i.MX25 processors. They consist of a conversion queue for general
535 purpose ADC and a queue for Touchscreens.
536
537config MFD_HI6421_PMIC
538 tristate "HiSilicon Hi6421 PMU/Codec IC"
539 depends on OF
540 select MFD_CORE
541 select REGMAP_MMIO
542 help
543 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
544 functions, such as regulators, RTC, codec, Coulomb counter, etc.
545 This driver includes core APIs _only_. You have to select
546 individual components like voltage regulators under corresponding
547 menus in order to enable them.
548 We communicate with the Hi6421 via memory-mapped I/O.
549
550config MFD_HI6421_SPMI
551 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
552 depends on OF
553 depends on SPMI
554 select MFD_CORE
555 select REGMAP_SPMI
556 help
557 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
558 multi-functions, such as regulators, RTC, codec, Coulomb counter,
559 etc.
560
561 This driver includes core APIs _only_. You have to select
562 individual components like voltage regulators under corresponding
563 menus in order to enable them.
564 We communicate with the Hi6421v600 via a SPMI bus.
565
566config MFD_HI655X_PMIC
567 tristate "HiSilicon Hi655X series PMU/Codec IC"
568 depends on ARCH_HISI || COMPILE_TEST
569 depends on OF
570 select MFD_CORE
571 select REGMAP_MMIO
572 select REGMAP_IRQ
573 help
574 Select this option to enable Hisilicon hi655x series pmic driver.
575
576config MFD_INTEL_QUARK_I2C_GPIO
577 tristate "Intel Quark MFD I2C GPIO"
578 depends on PCI
579 depends on X86
580 depends on COMMON_CLK
581 select MFD_CORE
582 help
583 This MFD provides support for I2C and GPIO that exist only
584 in a single PCI device. It splits the 2 IO devices to
585 their respective IO driver.
586 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
587
588config LPC_ICH
589 tristate "Intel ICH LPC"
590 depends on PCI
591 select MFD_CORE
592 select P2SB if X86
593 help
594 The LPC bridge function of the Intel ICH provides support for
595 many functional units. This driver provides needed support for
596 other drivers to control these functions, currently GPIO and
597 watchdog.
598
599config LPC_SCH
600 tristate "Intel SCH LPC"
601 depends on PCI
602 select MFD_CORE
603 help
604 LPC bridge function of the Intel SCH provides support for
605 System Management Bus and General Purpose I/O.
606
607config INTEL_SOC_PMIC
608 bool "Support for Crystal Cove PMIC"
609 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
610 depends on (X86 && ACPI) || COMPILE_TEST
611 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
612 select MFD_CORE
613 select REGMAP_I2C
614 select REGMAP_IRQ
615 help
616 Select this option to enable support for Crystal Cove PMIC
617 on some Intel SoC systems. The PMIC provides ADC, GPIO,
618 thermal, charger and related power management functions
619 on these systems.
620
621 This option is a bool as it provides an ACPI OpRegion which must be
622 available before any devices using it are probed. This option also
623 causes the designware-i2c driver to be builtin for the same reason.
624
625config INTEL_SOC_PMIC_BXTWC
626 tristate "Support for Intel Broxton Whiskey Cove PMIC"
627 depends on MFD_INTEL_PMC_BXT
628 select MFD_CORE
629 select REGMAP_IRQ
630 help
631 Select this option to enable support for Whiskey Cove PMIC
632 on Intel Broxton systems. The PMIC provides ADC, GPIO,
633 thermal, charger and related power management functions
634 on these systems.
635
636config INTEL_SOC_PMIC_CHTWC
637 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
638 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
639 depends on X86 || COMPILE_TEST
640 depends on I2C_DESIGNWARE_PLATFORM=y
641 select MFD_CORE
642 select REGMAP_I2C
643 select REGMAP_IRQ
644 help
645 Select this option to enable support for the Intel Cherry Trail
646 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
647
648 This option is a bool as it provides an ACPI OpRegion which must be
649 available before any devices using it are probed. This option also
650 causes the designware-i2c driver to be builtin for the same reason.
651
652config INTEL_SOC_PMIC_CHTDC_TI
653 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
654 depends on GPIOLIB
655 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
656 depends on ACPI
657 depends on X86
658 select MFD_CORE
659 select REGMAP_I2C
660 select REGMAP_IRQ
661 help
662 Select this option for supporting Dollar Cove (TI version) PMIC
663 device that is found on some Intel Cherry Trail systems.
664
665 This option is a bool as it provides an ACPI OpRegion which must be
666 available before any devices using it are probed. This option also
667 needs the designware-i2c driver to be builtin for the same reason.
668
669config INTEL_SOC_PMIC_MRFLD
670 tristate "Support for Intel Merrifield Basin Cove PMIC"
671 depends on GPIOLIB
672 depends on ACPI
673 depends on INTEL_SCU
674 select MFD_CORE
675 select REGMAP_IRQ
676 help
677 Select this option for supporting Basin Cove PMIC device
678 that is found on Intel Merrifield systems.
679
680config MFD_INTEL_LPSS
681 tristate
682 select COMMON_CLK
683 select MFD_CORE
684
685config MFD_INTEL_LPSS_ACPI
686 tristate "Intel Low Power Subsystem support in ACPI mode"
687 select MFD_INTEL_LPSS
688 depends on X86 && ACPI
689 help
690 This driver supports Intel Low Power Subsystem (LPSS) devices such as
691 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
692 PCH) in ACPI mode.
693
694config MFD_INTEL_LPSS_PCI
695 tristate "Intel Low Power Subsystem support in PCI mode"
696 select MFD_INTEL_LPSS
697 depends on X86 && PCI
698 help
699 This driver supports Intel Low Power Subsystem (LPSS) devices such as
700 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
701 PCH) in PCI mode.
702
703config MFD_INTEL_PMC_BXT
704 tristate "Intel PMC Driver for Broxton"
705 depends on X86
706 depends on X86_PLATFORM_DEVICES
707 depends on ACPI
708 select INTEL_SCU_IPC
709 select MFD_CORE
710 help
711 This driver provides support for the PMC (Power Management
712 Controller) on Intel Broxton and Apollo Lake. The PMC is a
713 multi-function device that exposes IPC, General Control
714 Register and P-unit access. In addition this creates devices
715 for iTCO watchdog and telemetry that are part of the PMC.
716
717config MFD_IPAQ_MICRO
718 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
719 depends on SA1100_H3600
720 select MFD_CORE
721 help
722 Select this to get support for the Microcontroller found in
723 the Compaq iPAQ handheld computers. This is an Atmel
724 AT90LS8535 microcontroller flashed with a special iPAQ
725 firmware using the custom protocol implemented in this driver.
726
727config MFD_IQS62X
728 tristate "Azoteq IQS620A/621/622/624/625 core support"
729 depends on I2C
730 select MFD_CORE
731 select REGMAP_I2C
732 help
733 Say Y here if you want to build core support for the Azoteq IQS620A,
734 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
735 options must be selected to enable device-specific functions.
736
737 To compile this driver as a module, choose M here: the module will
738 be called iqs62x.
739
740config MFD_JANZ_CMODIO
741 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
742 select MFD_CORE
743 depends on PCI
744 help
745 This is the core driver for the Janz CMOD-IO PCI MODULbus
746 carrier board. This device is a PCI to MODULbus bridge which may
747 host many different types of MODULbus daughterboards, including
748 CAN and GPIO controllers.
749
750config MFD_KEMPLD
751 tristate "Kontron module PLD device"
752 select MFD_CORE
753 help
754 This is the core driver for the PLD (Programmable Logic Device) found
755 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
756 well as on some other Kontron products. The PLD device may provide
757 functions like watchdog, GPIO, UART and I2C bus.
758
759 This driver can also be built as a module. If so, the module
760 will be called kempld-core.
761
762config MFD_88PM800
763 tristate "Marvell 88PM800"
764 depends on I2C
765 select REGMAP_I2C
766 select REGMAP_IRQ
767 select MFD_CORE
768 help
769 This supports for Marvell 88PM800 Power Management IC.
770 This includes the I2C driver and the core APIs _only_, you have to
771 select individual components like voltage regulators, RTC and
772 battery-charger under the corresponding menus.
773
774config MFD_88PM805
775 tristate "Marvell 88PM805"
776 depends on I2C
777 select REGMAP_I2C
778 select REGMAP_IRQ
779 select MFD_CORE
780 help
781 This supports for Marvell 88PM805 Power Management IC. This includes
782 the I2C driver and the core APIs _only_, you have to select individual
783 components like codec device, headset/Mic device under the
784 corresponding menus.
785
786config MFD_88PM860X
787 bool "Marvell 88PM8606/88PM8607"
788 depends on I2C=y
789 select REGMAP_I2C
790 select MFD_CORE
791 help
792 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
793 This includes the I2C driver and the core APIs _only_, you have to
794 select individual components like voltage regulators, RTC and
795 battery-charger under the corresponding menus.
796
797config MFD_MAX14577
798 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
799 depends on I2C
800 select MFD_CORE
801 select REGMAP_I2C
802 select REGMAP_IRQ
803 select IRQ_DOMAIN
804 help
805 Say yes here to add support for Maxim Semiconductor MAX14577 and
806 MAX77836 Micro-USB ICs with battery charger.
807 This driver provides common support for accessing the device;
808 additional drivers must be enabled in order to use the functionality
809 of the device.
810
811config MFD_MAX77541
812 tristate "Analog Devices MAX77541/77540 PMIC Support"
813 depends on I2C=y
814 select MFD_CORE
815 select REGMAP_I2C
816 select REGMAP_IRQ
817 help
818 Say yes here to add support for Analog Devices MAX77541 and
819 MAX77540 Power Management ICs. This driver provides
820 common support for accessing the device; additional drivers
821 must be enabled in order to use the functionality of the device.
822 There are regulators and adc.
823
824config MFD_MAX77620
825 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
826 depends on I2C=y
827 depends on OF
828 select MFD_CORE
829 select REGMAP_I2C
830 select REGMAP_IRQ
831 select IRQ_DOMAIN
832 help
833 Say yes here to add support for Maxim Semiconductor MAX77620 and
834 MAX20024 which are Power Management IC with General purpose pins,
835 RTC, regulators, clock generator, watchdog etc. This driver
836 provides common support for accessing the device; additional drivers
837 must be enabled in order to use the functionality of the device.
838
839config MFD_MAX77650
840 tristate "Maxim MAX77650/77651 PMIC Support"
841 depends on I2C
842 depends on OF
843 select MFD_CORE
844 select REGMAP_I2C
845 select REGMAP_IRQ
846 help
847 Say Y here to add support for Maxim Semiconductor MAX77650 and
848 MAX77651 Power Management ICs. This is the core multifunction
849 driver for interacting with the device. The module name is
850 'max77650'. Additional drivers can be enabled in order to use
851 the following functionalities of the device: GPIO, regulator,
852 charger, LED, onkey.
853
854config MFD_MAX77686
855 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
856 depends on I2C
857 depends on OF
858 select MFD_CORE
859 select REGMAP_I2C
860 select REGMAP_IRQ
861 select IRQ_DOMAIN
862 help
863 Say yes here to add support for Maxim Semiconductor MAX77686 and
864 MAX77802 which are Power Management IC with an RTC on chip.
865 This driver provides common support for accessing the device;
866 additional drivers must be enabled in order to use the functionality
867 of the device.
868
869config MFD_MAX77693
870 tristate "Maxim Semiconductor MAX77693 PMIC Support"
871 depends on I2C
872 select MFD_CORE
873 select REGMAP_I2C
874 select REGMAP_IRQ
875 help
876 Say yes here to add support for Maxim Semiconductor MAX77693.
877 This is a companion Power Management IC with Flash, Haptic, Charger,
878 and MUIC(Micro USB Interface Controller) controls on chip.
879 This driver provides common support for accessing the device;
880 additional drivers must be enabled in order to use the functionality
881 of the device.
882
883config MFD_MAX77714
884 tristate "Maxim Semiconductor MAX77714 PMIC Support"
885 depends on I2C
886 depends on OF
887 select MFD_CORE
888 select REGMAP_I2C
889 help
890 Say yes here to add support for Maxim Semiconductor MAX77714.
891 This is a Power Management IC with 4 buck regulators, 9
892 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
893 provides common support for accessing the device; additional
894 drivers must be enabled in order to use each functionality of the
895 device.
896
897config MFD_MAX77843
898 bool "Maxim Semiconductor MAX77843 PMIC Support"
899 depends on I2C=y
900 select MFD_CORE
901 select REGMAP_I2C
902 select REGMAP_IRQ
903 help
904 Say yes here to add support for Maxim Semiconductor MAX77843.
905 This is companion Power Management IC with LEDs, Haptic, Charger,
906 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
907 This driver provides common support for accessing the device;
908 additional drivers must be enabled in order to use the functionality
909 of the device.
910
911config MFD_MAX8907
912 tristate "Maxim Semiconductor MAX8907 PMIC Support"
913 select MFD_CORE
914 depends on I2C
915 select REGMAP_I2C
916 select REGMAP_IRQ
917 help
918 Say yes here to add support for Maxim Semiconductor MAX8907. This is
919 a Power Management IC. This driver provides common support for
920 accessing the device; additional drivers must be enabled in order
921 to use the functionality of the device.
922
923config MFD_MAX8925
924 bool "Maxim Semiconductor MAX8925 PMIC Support"
925 depends on I2C=y
926 select MFD_CORE
927 help
928 Say yes here to add support for Maxim Semiconductor MAX8925. This is
929 a Power Management IC. This driver provides common support for
930 accessing the device, additional drivers must be enabled in order
931 to use the functionality of the device.
932
933config MFD_MAX8997
934 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
935 depends on I2C=y
936 select MFD_CORE
937 select IRQ_DOMAIN
938 help
939 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
940 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
941 MUIC controls on chip.
942 This driver provides common support for accessing the device;
943 additional drivers must be enabled in order to use the functionality
944 of the device.
945
946config MFD_MAX8998
947 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
948 depends on I2C=y
949 select MFD_CORE
950 select IRQ_DOMAIN
951 help
952 Say yes here to add support for Maxim Semiconductor MAX8998 and
953 National Semiconductor LP3974. This is a Power Management IC.
954 This driver provides common support for accessing the device,
955 additional drivers must be enabled in order to use the functionality
956 of the device.
957
958config MFD_MT6360
959 tristate "Mediatek MT6360 SubPMIC"
960 select MFD_CORE
961 select REGMAP_I2C
962 select REGMAP_IRQ
963 select CRC8
964 depends on I2C
965 help
966 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
967 PMU part includes Charger, Flashlight, RGB LED
968 PMIC part includes 2-channel BUCKs and 2-channel LDOs
969 LDO part includes 4-channel LDOs
970
971config MFD_MT6370
972 tristate "MediaTek MT6370 SubPMIC"
973 select MFD_CORE
974 select REGMAP_I2C
975 select REGMAP_IRQ
976 depends on I2C
977 help
978 Say Y here to enable MT6370 SubPMIC functional support.
979 It consists of a single cell battery charger with ADC monitoring, RGB
980 LEDs, dual channel flashlight, WLED backlight driver, display bias
981 voltage supply, one general purpose LDO, and the USB Type-C & PD
982 controller complies with the latest USB Type-C and PD standards.
983
984 This driver can also be built as a module. If so, the module
985 will be called "mt6370".
986
987config MFD_MT6397
988 tristate "MediaTek MT6397 PMIC Support"
989 select MFD_CORE
990 select IRQ_DOMAIN
991 help
992 Say yes here to add support for MediaTek MT6397 PMIC. This is
993 a Power Management IC. This driver provides common support for
994 accessing the device; additional drivers must be enabled in order
995 to use the functionality of the device.
996
997config MFD_MENF21BMC
998 tristate "MEN 14F021P00 Board Management Controller Support"
999 depends on I2C
1000 select MFD_CORE
1001 help
1002 Say yes here to add support for the MEN 14F021P00 BMC
1003 which is a Board Management Controller connected to the I2C bus.
1004 The device supports multiple sub-devices like LED, HWMON and WDT.
1005 This driver provides common support for accessing the devices;
1006 additional drivers must be enabled in order to use the
1007 functionality of the BMC device.
1008
1009 This driver can also be built as a module. If so the module
1010 will be called menf21bmc.
1011
1012config MFD_OCELOT
1013 tristate "Microsemi Ocelot External Control Support"
1014 depends on SPI_MASTER
1015 select MFD_CORE
1016 select REGMAP_SPI
1017 help
1018 Ocelot is a family of networking chips that support multiple ethernet
1019 and fibre interfaces. In addition to networking, they contain several
1020 other functions, including pinctrl, MDIO, and communication with
1021 external chips. While some chips have an internal processor capable of
1022 running an OS, others don't. All chips can be controlled externally
1023 through different interfaces, including SPI, I2C, and PCIe.
1024
1025 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1026 VSC7513, VSC7514) controlled externally.
1027
1028 To compile this driver as a module, choose M here: the module will be
1029 called ocelot-soc.
1030
1031 If unsure, say N.
1032
1033config EZX_PCAP
1034 bool "Motorola EZXPCAP Support"
1035 depends on SPI_MASTER
1036 help
1037 This enables the PCAP ASIC present on EZX Phones. This is
1038 needed for MMC, TouchScreen, Sound, USB, etc..
1039
1040config MFD_CPCAP
1041 tristate "Support for Motorola CPCAP"
1042 depends on SPI
1043 depends on OF
1044 select MFD_CORE
1045 select REGMAP_SPI
1046 select REGMAP_IRQ
1047 help
1048 Say yes here if you want to include driver for CPCAP.
1049 It is used on many Motorola phones and tablets as a PMIC.
1050 At least Motorola Droid 4 is known to use CPCAP.
1051
1052config MFD_VIPERBOARD
1053 tristate "Nano River Technologies Viperboard"
1054 select MFD_CORE
1055 depends on USB
1056 default n
1057 help
1058 Say yes here if you want support for Nano River Technologies
1059 Viperboard.
1060 There are mfd cell drivers available for i2c master, adc and
1061 both gpios found on the board. The spi part does not yet
1062 have a driver.
1063 You need to select the mfd cell drivers separately.
1064 The drivers do not support all features the board exposes.
1065
1066config MFD_NTXEC
1067 tristate "Netronix embedded controller (EC)"
1068 depends on OF
1069 depends on I2C
1070 select REGMAP_I2C
1071 select MFD_CORE
1072 help
1073 Say yes here if you want to support the embedded controller found in
1074 certain e-book readers designed by the original design manufacturer
1075 Netronix.
1076
1077config MFD_RETU
1078 tristate "Nokia Retu and Tahvo multi-function device"
1079 select MFD_CORE
1080 depends on I2C
1081 select REGMAP_IRQ
1082 help
1083 Retu and Tahvo are a multi-function devices found on Nokia
1084 Internet Tablets (770, N800 and N810).
1085
1086config MFD_PCF50633
1087 tristate "NXP PCF50633"
1088 depends on I2C
1089 select REGMAP_I2C
1090 help
1091 Say yes here if you have NXP PCF50633 chip on your board.
1092 This core driver provides register access and IRQ handling
1093 facilities, and registers devices for the various functions
1094 so that function-specific drivers can bind to them.
1095
1096config PCF50633_ADC
1097 tristate "NXP PCF50633 ADC"
1098 depends on MFD_PCF50633
1099 help
1100 Say yes here if you want to include support for ADC in the
1101 NXP PCF50633 chip.
1102
1103config PCF50633_GPIO
1104 tristate "NXP PCF50633 GPIO"
1105 depends on MFD_PCF50633
1106 help
1107 Say yes here if you want to include support GPIO for pins on
1108 the PCF50633 chip.
1109
1110config MFD_PM8XXX
1111 tristate "Qualcomm PM8xxx PMIC chips driver"
1112 depends on (ARM || HEXAGON || COMPILE_TEST)
1113 select IRQ_DOMAIN_HIERARCHY
1114 select MFD_CORE
1115 select REGMAP
1116 help
1117 If you say yes to this option, support will be included for the
1118 built-in PM8xxx PMIC chips.
1119
1120 This is required if your board has a PM8xxx and uses its features,
1121 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1122
1123 Say M here if you want to include support for PM8xxx chips as a
1124 module. This will build a module called "pm8xxx-core".
1125
1126config MFD_QCOM_RPM
1127 tristate "Qualcomm Resource Power Manager (RPM)"
1128 depends on ARCH_QCOM && OF
1129 help
1130 If you say yes to this option, support will be included for the
1131 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1132 8064 based devices.
1133
1134 This is required to access many regulators, clocks and bus
1135 frequencies controlled by the RPM on these devices.
1136
1137 Say M here if you want to include support for the Qualcomm RPM as a
1138 module. This will build a module called "qcom_rpm".
1139
1140config MFD_SPMI_PMIC
1141 tristate "Qualcomm SPMI PMICs"
1142 depends on ARCH_QCOM || COMPILE_TEST
1143 depends on OF
1144 depends on SPMI
1145 select REGMAP_SPMI
1146 help
1147 This enables support for the Qualcomm SPMI PMICs.
1148 These PMICs are currently used with the Snapdragon 800 series of
1149 SoCs. Note, that this will only be useful paired with descriptions
1150 of the independent functions as children nodes in the device tree.
1151
1152 Say M here if you want to include support for the SPMI PMIC
1153 series as a module. The module will be called "qcom-spmi-pmic".
1154
1155config MFD_SY7636A
1156 tristate "Silergy SY7636A voltage regulator"
1157 depends on I2C
1158 select MFD_SIMPLE_MFD_I2C
1159 help
1160 Enable support for Silergy SY7636A voltage regulator.
1161
1162 To enable support for building sub-devices as modules,
1163 choose M here.
1164
1165config MFD_RDC321X
1166 tristate "RDC R-321x southbridge"
1167 select MFD_CORE
1168 depends on PCI
1169 help
1170 Say yes here if you want to have support for the RDC R-321x SoC
1171 southbridge which provides access to GPIOs and Watchdog using the
1172 southbridge PCI device configuration space.
1173
1174config MFD_RT4831
1175 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1176 depends on I2C
1177 select MFD_CORE
1178 select REGMAP_I2C
1179 help
1180 This enables support for the Richtek RT4831 that includes 4 channel
1181 WLED driving and Display Bias Voltage. It's commonly used to provide
1182 power to the LCD display and LCD backlight.
1183
1184config MFD_RT5033
1185 tristate "Richtek RT5033 Power Management IC"
1186 depends on I2C
1187 select MFD_CORE
1188 select REGMAP_I2C
1189 select REGMAP_IRQ
1190 help
1191 This driver provides for the Richtek RT5033 Power Management IC,
1192 which includes the I2C driver and the Core APIs. This driver provides
1193 common support for accessing the device. The device supports multiple
1194 sub-devices like charger, fuel gauge, flash LED, current source,
1195 LDO and Buck.
1196
1197config MFD_RT5120
1198 tristate "Richtek RT5120 Power Management IC"
1199 depends on I2C
1200 select MFD_CORE
1201 select REGMAP_I2C
1202 select REGMAP_IRQ
1203 help
1204 The enables support for Richtek RT5120 PMIC. It includes four high
1205 efficiency buck converters and one LDO voltage regulator. The device
1206 is targeted at providing the CPU voltage, memory, I/O and peripheral
1207 power rails in home entertainment devices.
1208
1209config MFD_RC5T583
1210 bool "Ricoh RC5T583 Power Management system device"
1211 depends on I2C=y
1212 select MFD_CORE
1213 select REGMAP_I2C
1214 help
1215 Select this option to get support for the RICOH583 Power
1216 Management system device.
1217 This driver provides common support for accessing the device
1218 through i2c interface. The device supports multiple sub-devices
1219 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1220 Additional drivers must be enabled in order to use the
1221 different functionality of the device.
1222
1223config MFD_RK8XX
1224 tristate
1225 select MFD_CORE
1226
1227config MFD_RK8XX_I2C
1228 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1229 depends on I2C && OF
1230 select MFD_CORE
1231 select REGMAP_I2C
1232 select REGMAP_IRQ
1233 select MFD_RK8XX
1234 help
1235 If you say yes here you get support for the RK805, RK808, RK809,
1236 RK817 and RK818 Power Management chips.
1237 This driver provides common support for accessing the device
1238 through I2C interface. The device supports multiple sub-devices
1239 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1240
1241config MFD_RK8XX_SPI
1242 tristate "Rockchip RK806 Power Management Chip"
1243 depends on SPI && OF
1244 select MFD_CORE
1245 select REGMAP_SPI
1246 select REGMAP_IRQ
1247 select MFD_RK8XX
1248 help
1249 If you say yes here you get support for the RK806 Power Management
1250 chip.
1251 This driver provides common support for accessing the device
1252 through an SPI interface. The device supports multiple sub-devices
1253 including interrupts, LDO & DCDC regulators, and power on-key.
1254
1255config MFD_RN5T618
1256 tristate "Ricoh RN5T567/618 PMIC"
1257 depends on I2C
1258 depends on OF
1259 select MFD_CORE
1260 select REGMAP_I2C
1261 select REGMAP_IRQ
1262 help
1263 Say yes here to add support for the Ricoh RN5T567,
1264 RN5T618, RC5T619 PMIC.
1265 This driver provides common support for accessing the device,
1266 additional drivers must be enabled in order to use the
1267 functionality of the device.
1268
1269config MFD_SEC_CORE
1270 tristate "Samsung Electronics PMIC Series Support"
1271 depends on I2C=y
1272 depends on OF
1273 select MFD_CORE
1274 select REGMAP_I2C
1275 select REGMAP_IRQ
1276 help
1277 Support for the Samsung Electronics PMIC devices coming
1278 usually along with Samsung Exynos SoC chipset.
1279 This driver provides common support for accessing the device,
1280 additional drivers must be enabled in order to use the functionality
1281 of the device
1282
1283 To compile this driver as a module, choose M here: the
1284 module will be called sec-core.
1285 Have in mind that important core drivers (like regulators) depend
1286 on this driver so building this as a module might require proper
1287 initial ramdisk or might not boot up as well in certain scenarios.
1288
1289config MFD_SI476X_CORE
1290 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1291 depends on I2C
1292 select MFD_CORE
1293 select REGMAP_I2C
1294 help
1295 This is the core driver for the SI476x series of AM/FM
1296 radio. This MFD driver connects the radio-si476x V4L2 module
1297 and the si476x audio codec.
1298
1299 To compile this driver as a module, choose M here: the
1300 module will be called si476x-core.
1301
1302config MFD_SIMPLE_MFD_I2C
1303 tristate
1304 depends on I2C
1305 select MFD_CORE
1306 select REGMAP_I2C
1307 help
1308 This driver creates a single register map with the intention for it
1309 to be shared by all sub-devices.
1310
1311 Once the register map has been successfully initialised, any
1312 sub-devices represented by child nodes in Device Tree will be
1313 subsequently registered.
1314
1315config MFD_SL28CPLD
1316 tristate "Kontron sl28cpld Board Management Controller"
1317 depends on I2C
1318 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1319 select MFD_SIMPLE_MFD_I2C
1320 help
1321 Say yes here to enable support for the Kontron sl28cpld board
1322 management controller.
1323
1324 It can be found on the following boards:
1325 * SMARC-sAL28
1326
1327config MFD_SM501
1328 tristate "Silicon Motion SM501"
1329 depends on HAS_DMA
1330 help
1331 This is the core driver for the Silicon Motion SM501 multimedia
1332 companion chip. This device is a multifunction device which may
1333 provide numerous interfaces including USB host controller, USB gadget,
1334 asynchronous serial ports, audio functions, and a dual display video
1335 interface. The device may be connected by PCI or local bus with
1336 varying functions enabled.
1337
1338config MFD_SM501_GPIO
1339 bool "Export GPIO via GPIO layer"
1340 depends on MFD_SM501 && GPIOLIB
1341 help
1342 This option uses the gpio library layer to export the 64 GPIO
1343 lines on the SM501. The platform data is used to supply the
1344 base number for the first GPIO line to register.
1345
1346config MFD_SKY81452
1347 tristate "Skyworks Solutions SKY81452"
1348 select MFD_CORE
1349 select REGMAP_I2C
1350 depends on I2C
1351 help
1352 This is the core driver for the Skyworks SKY81452 backlight and
1353 voltage regulator device.
1354
1355 This driver can also be built as a module. If so, the module
1356 will be called sky81452.
1357
1358config MFD_SC27XX_PMIC
1359 tristate "Spreadtrum SC27xx PMICs"
1360 depends on ARCH_SPRD || COMPILE_TEST
1361 depends on SPI_MASTER
1362 select MFD_CORE
1363 select REGMAP_SPI
1364 select REGMAP_IRQ
1365 help
1366 This enables support for the Spreadtrum SC27xx PMICs with SPI
1367 interface. The SC27xx series PMICs integrate power management,
1368 audio codec, battery management and user interface support
1369 function (such as RTC, Typec, indicator and so on) in a single chip.
1370
1371 This driver provides common support for accessing the SC27xx PMICs,
1372 and it also adds the irq_chip parts for handling the PMIC chip events.
1373
1374config RZ_MTU3
1375 tristate "Renesas RZ/G2L MTU3a core driver"
1376 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
1377 select MFD_CORE
1378 help
1379 Select this option to enable Renesas RZ/G2L MTU3a core driver for
1380 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available
1381 on SoCs from Renesas. The core driver shares the clk and channel
1382 register access for the other child devices like Counter, PWM,
1383 Clock Source, and Clock event.
1384
1385config ABX500_CORE
1386 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1387 depends on ARCH_U8500 || COMPILE_TEST
1388 default y if ARCH_U8500
1389 help
1390 Say yes here if you have the ABX500 Mixed Signal IC family
1391 chips. This core driver expose register access functions.
1392 Functionality specific drivers using these functions can
1393 remain unchanged when IC changes. Binding of the functions to
1394 actual register access is done by the IC core driver.
1395
1396config AB8500_CORE
1397 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1398 depends on ABX500_CORE && MFD_DB8500_PRCMU
1399 select POWER_SUPPLY
1400 select MFD_CORE
1401 select IRQ_DOMAIN
1402 help
1403 Select this option to enable access to AB8500 power management
1404 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1405 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1406 the irq_chip parts for handling the Mixed Signal chip events.
1407 This chip embeds various other multimedia functionalities as well.
1408
1409config MFD_DB8500_PRCMU
1410 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1411 depends on UX500_SOC_DB8500
1412 select MFD_CORE
1413 help
1414 Select this option to enable support for the DB8500 Power Reset
1415 and Control Management Unit. This is basically an autonomous
1416 system controller running an XP70 microprocessor, which is accessed
1417 through a register map.
1418
1419config MFD_STMPE
1420 bool "STMicroelectronics STMPE"
1421 depends on (I2C=y || SPI_MASTER=y)
1422 depends on OF
1423 select MFD_CORE
1424 help
1425 Support for the STMPE family of I/O Expanders from
1426 STMicroelectronics.
1427
1428 Currently supported devices are:
1429
1430 STMPE811: GPIO, Touchscreen, ADC
1431 STMPE1601: GPIO, Keypad
1432 STMPE1801: GPIO, Keypad
1433 STMPE2401: GPIO, Keypad
1434 STMPE2403: GPIO, Keypad
1435
1436 This driver provides common support for accessing the device,
1437 additional drivers must be enabled in order to use the functionality
1438 of the device. Currently available sub drivers are:
1439
1440 GPIO: stmpe-gpio
1441 Keypad: stmpe-keypad
1442 Touchscreen: stmpe-ts
1443 ADC: stmpe-adc
1444
1445menu "STMicroelectronics STMPE Interface Drivers"
1446depends on MFD_STMPE
1447
1448config STMPE_I2C
1449 bool "STMicroelectronics STMPE I2C Interface"
1450 depends on I2C=y
1451 default y
1452 help
1453 This is used to enable I2C interface of STMPE
1454
1455config STMPE_SPI
1456 bool "STMicroelectronics STMPE SPI Interface"
1457 depends on SPI_MASTER
1458 help
1459 This is used to enable SPI interface of STMPE
1460endmenu
1461
1462config MFD_STA2X11
1463 bool "STMicroelectronics STA2X11"
1464 depends on STA2X11
1465 select MFD_CORE
1466 select REGMAP_MMIO
1467
1468config MFD_SUN6I_PRCM
1469 bool "Allwinner A31/A23/A33 PRCM controller"
1470 depends on ARCH_SUNXI || COMPILE_TEST
1471 select MFD_CORE
1472 help
1473 Support for the PRCM (Power/Reset/Clock Management) unit available
1474 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1475 hardware, but they do not use this driver.
1476
1477config MFD_SYSCON
1478 bool "System Controller Register R/W Based on Regmap"
1479 select REGMAP_MMIO
1480 help
1481 Select this option to enable accessing system control registers
1482 via regmap.
1483
1484config MFD_TI_AM335X_TSCADC
1485 tristate "TI ADC / Touch Screen chip support"
1486 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST
1487 select MFD_CORE
1488 select REGMAP
1489 select REGMAP_MMIO
1490 help
1491 If you say yes here you get support for Texas Instruments series
1492 of Touch Screen /ADC chips.
1493 To compile this driver as a module, choose M here: the
1494 module will be called ti_am335x_tscadc.
1495
1496config MFD_LP3943
1497 tristate "TI/National Semiconductor LP3943 MFD Driver"
1498 depends on I2C
1499 select MFD_CORE
1500 select REGMAP_I2C
1501 help
1502 Support for the TI/National Semiconductor LP3943.
1503 This driver consists of GPIO and PWM drivers.
1504 With these functionalities, it can be used for LED string control or
1505 general usage such like a GPIO controller and a PWM controller.
1506
1507config MFD_LP8788
1508 bool "TI LP8788 Power Management Unit Driver"
1509 depends on I2C=y
1510 select MFD_CORE
1511 select REGMAP_I2C
1512 select IRQ_DOMAIN
1513 help
1514 TI LP8788 PMU supports regulators, battery charger, RTC,
1515 ADC, backlight driver and current sinks.
1516
1517config MFD_TI_LMU
1518 tristate "TI Lighting Management Unit driver"
1519 depends on I2C
1520 select MFD_CORE
1521 select REGMAP_I2C
1522 help
1523 Say yes here to enable support for TI LMU chips.
1524 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1525 LM36274. It consists of backlight, LED and regulator driver.
1526 It provides consistent device controls for lighting functions.
1527
1528config MFD_OMAP_USB_HOST
1529 bool "TI OMAP USBHS core and TLL driver"
1530 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1531 depends on COMMON_CLK
1532 default y
1533 help
1534 This is the core driver for the OAMP EHCI and OHCI drivers.
1535 This MFD driver does the required setup functionalities for
1536 OMAP USB Host drivers.
1537
1538config MFD_PALMAS
1539 tristate "TI Palmas series chips"
1540 select MFD_CORE
1541 select REGMAP_I2C
1542 select REGMAP_IRQ
1543 depends on I2C=y
1544 help
1545 If you say yes here you get support for the Palmas
1546 series of PMIC chips from Texas Instruments.
1547
1548config TPS6105X
1549 tristate "TI TPS61050/61052 Boost Converters"
1550 depends on I2C
1551 select REGMAP_I2C
1552 select REGULATOR
1553 select MFD_CORE
1554 select REGULATOR_FIXED_VOLTAGE
1555 help
1556 This option enables a driver for the TP61050/TPS61052
1557 high-power "white LED driver". This boost converter is
1558 sometimes used for other things than white LEDs, and
1559 also contains a GPIO pin.
1560
1561config TPS65010
1562 tristate "TI TPS6501x Power Management chips"
1563 depends on I2C && GPIOLIB
1564 default MACH_OMAP_OSK
1565 help
1566 If you say yes here you get support for the TPS6501x series of
1567 Power Management chips. These include voltage regulators,
1568 lithium ion/polymer battery charging, and other features that
1569 are often used in portable devices like cell phones and cameras.
1570
1571 This driver can also be built as a module. If so, the module
1572 will be called tps65010.
1573
1574config TPS6507X
1575 tristate "TI TPS6507x Power Management / Touch Screen chips"
1576 select MFD_CORE
1577 depends on I2C
1578 help
1579 If you say yes here you get support for the TPS6507x series of
1580 Power Management / Touch Screen chips. These include voltage
1581 regulators, lithium ion/polymer battery charging, touch screen
1582 and other features that are often used in portable devices.
1583 This driver can also be built as a module. If so, the module
1584 will be called tps6507x.
1585
1586config MFD_TPS65086
1587 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1588 select MFD_CORE
1589 select REGMAP
1590 select REGMAP_IRQ
1591 select REGMAP_I2C
1592 depends on I2C
1593 help
1594 If you say yes here you get support for the TPS65086 series of
1595 Power Management chips.
1596 This driver provides common support for accessing the device,
1597 additional drivers must be enabled in order to use the
1598 functionality of the device.
1599
1600config TPS65911_COMPARATOR
1601 tristate
1602
1603config MFD_TPS65090
1604 bool "TI TPS65090 Power Management chips"
1605 depends on I2C=y
1606 select MFD_CORE
1607 select REGMAP_I2C
1608 select REGMAP_IRQ
1609 help
1610 If you say yes here you get support for the TPS65090 series of
1611 Power Management chips.
1612 This driver provides common support for accessing the device,
1613 additional drivers must be enabled in order to use the
1614 functionality of the device.
1615
1616config MFD_TPS65217
1617 tristate "TI TPS65217 Power Management / White LED chips"
1618 depends on I2C && OF
1619 select MFD_CORE
1620 select REGMAP_I2C
1621 select IRQ_DOMAIN
1622 help
1623 If you say yes here you get support for the TPS65217 series of
1624 Power Management / White LED chips.
1625 These include voltage regulators, lithium ion/polymer battery
1626 charger, wled and other features that are often used in portable
1627 devices.
1628
1629 This driver can also be built as a module. If so, the module
1630 will be called tps65217.
1631
1632config MFD_TI_LP873X
1633 tristate "TI LP873X Power Management IC"
1634 depends on I2C
1635 select MFD_CORE
1636 select REGMAP_I2C
1637 help
1638 If you say yes here then you get support for the LP873X series of
1639 Power Management Integrated Circuits (PMIC).
1640 These include voltage regulators, thermal protection, configurable
1641 General Purpose Outputs (GPO) that are used in portable devices.
1642
1643 This driver can also be built as a module. If so, the module
1644 will be called lp873x.
1645
1646config MFD_TI_LP87565
1647 tristate "TI LP87565 Power Management IC"
1648 depends on I2C && OF
1649 select MFD_CORE
1650 select REGMAP_I2C
1651 help
1652 If you say yes here then you get support for the LP87565 series of
1653 Power Management Integrated Circuits (PMIC).
1654 These include voltage regulators, thermal protection, configurable
1655 General Purpose Outputs (GPO) that are used in portable devices.
1656
1657 This driver can also be built as a module. If so, the module
1658 will be called lp87565.
1659
1660config MFD_TPS65218
1661 tristate "TI TPS65218 Power Management chips"
1662 depends on I2C && OF
1663 select MFD_CORE
1664 select REGMAP_I2C
1665 select REGMAP_IRQ
1666 help
1667 If you say yes here you get support for the TPS65218 series of
1668 Power Management chips.
1669 These include voltage regulators, gpio and other features
1670 that are often used in portable devices.
1671
1672 This driver can also be built as a module. If so, the module
1673 will be called tps65218.
1674
1675config MFD_TPS65219
1676 tristate "TI TPS65219 Power Management IC"
1677 depends on I2C && OF
1678 select MFD_CORE
1679 select REGMAP_I2C
1680 select REGMAP_IRQ
1681 help
1682 If you say yes here you get support for the TPS65219 series of Power
1683 Management ICs. These include voltage regulators, GPIOs and
1684 push/power button that is often used in portable devices.
1685
1686 This driver can also be built as a module. If so, the module
1687 will be called tps65219.
1688
1689config MFD_TPS6586X
1690 bool "TI TPS6586x Power Management chips"
1691 depends on I2C=y
1692 select MFD_CORE
1693 select REGMAP_I2C
1694 help
1695 If you say yes here you get support for the TPS6586X series of
1696 Power Management chips.
1697 This driver provides common support for accessing the device,
1698 additional drivers must be enabled in order to use the
1699 functionality of the device.
1700
1701 This driver can also be built as a module. If so, the module
1702 will be called tps6586x.
1703
1704config MFD_TPS65910
1705 bool "TI TPS65910 Power Management chip"
1706 depends on I2C=y
1707 depends on GPIOLIB || COMPILE_TEST
1708 select MFD_CORE
1709 select REGMAP_I2C
1710 select REGMAP_IRQ
1711 select IRQ_DOMAIN
1712 help
1713 if you say yes here you get support for the TPS65910 series of
1714 Power Management chips.
1715
1716config MFD_TPS65912
1717 tristate
1718 select MFD_CORE
1719 select REGMAP
1720 select REGMAP_IRQ
1721
1722config MFD_TPS65912_I2C
1723 tristate "TI TPS65912 Power Management chip with I2C"
1724 select MFD_TPS65912
1725 select REGMAP_I2C
1726 depends on I2C
1727 help
1728 If you say yes here you get support for the TPS65912 series of
1729 PM chips with I2C interface.
1730
1731config MFD_TPS65912_SPI
1732 tristate "TI TPS65912 Power Management chip with SPI"
1733 select MFD_TPS65912
1734 select REGMAP_SPI
1735 depends on SPI_MASTER
1736 help
1737 If you say yes here you get support for the TPS65912 series of
1738 PM chips with SPI interface.
1739
1740config MFD_TPS6594
1741 tristate
1742 select MFD_CORE
1743 select REGMAP
1744 select REGMAP_IRQ
1745
1746config MFD_TPS6594_I2C
1747 tristate "TI TPS6594 Power Management chip with I2C"
1748 select MFD_TPS6594
1749 select REGMAP_I2C
1750 select CRC8
1751 depends on I2C
1752 help
1753 If you say yes here you get support for the TPS6594 series of
1754 PM chips with I2C interface.
1755
1756 This driver can also be built as a module. If so, the module
1757 will be called tps6594-i2c.
1758
1759config MFD_TPS6594_SPI
1760 tristate "TI TPS6594 Power Management chip with SPI"
1761 select MFD_TPS6594
1762 select REGMAP_SPI
1763 select CRC8
1764 depends on SPI_MASTER
1765 help
1766 If you say yes here you get support for the TPS6594 series of
1767 PM chips with SPI interface.
1768
1769 This driver can also be built as a module. If so, the module
1770 will be called tps6594-spi.
1771
1772config TWL4030_CORE
1773 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1774 depends on I2C=y
1775 select IRQ_DOMAIN
1776 select REGMAP_I2C
1777 help
1778 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1779 This core driver provides register access and IRQ handling
1780 facilities, and registers devices for the various functions
1781 so that function-specific drivers can bind to them.
1782
1783 These multi-function chips are found on many OMAP2 and OMAP3
1784 boards, providing power management, RTC, GPIO, keypad, a
1785 high speed USB OTG transceiver, an audio codec (on most
1786 versions) and many other features.
1787
1788config TWL4030_POWER
1789 bool "TI TWL4030 power resources"
1790 depends on TWL4030_CORE && ARM
1791 help
1792 Say yes here if you want to use the power resources on the
1793 TWL4030 family chips. Most of these resources are regulators,
1794 which have a separate driver; some are control signals, such
1795 as clock request handshaking.
1796
1797 This driver uses board-specific data to initialize the resources
1798 and load scripts controlling which resources are switched off/on
1799 or reset when a sleep, wakeup or warm reset event occurs.
1800
1801config MFD_TWL4030_AUDIO
1802 bool "TI TWL4030 Audio"
1803 depends on TWL4030_CORE
1804 select MFD_CORE
1805 default n
1806
1807config TWL6040_CORE
1808 bool "TI TWL6040 audio codec"
1809 depends on I2C=y
1810 select MFD_CORE
1811 select REGMAP_I2C
1812 select REGMAP_IRQ
1813 default n
1814 help
1815 Say yes here if you want support for Texas Instruments TWL6040 audio
1816 codec.
1817 This driver provides common support for accessing the device,
1818 additional drivers must be enabled in order to use the
1819 functionality of the device (audio, vibra).
1820
1821config MENELAUS
1822 bool "TI TWL92330/Menelaus PM chip"
1823 depends on I2C=y && ARCH_OMAP2
1824 help
1825 If you say yes here you get support for the Texas Instruments
1826 TWL92330/Menelaus Power Management chip. This include voltage
1827 regulators, Dual slot memory card transceivers, real-time clock
1828 and other features that are often used in portable devices like
1829 cell phones and PDAs.
1830
1831config MFD_WL1273_CORE
1832 tristate "TI WL1273 FM radio"
1833 depends on I2C
1834 select MFD_CORE
1835 default n
1836 help
1837 This is the core driver for the TI WL1273 FM radio. This MFD
1838 driver connects the radio-wl1273 V4L2 module and the wl1273
1839 audio codec.
1840
1841config MFD_LM3533
1842 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1843 depends on I2C
1844 select MFD_CORE
1845 select REGMAP_I2C
1846 help
1847 Say yes here to enable support for National Semiconductor / TI
1848 LM3533 Lighting Power chips.
1849
1850 This driver provides common support for accessing the device;
1851 additional drivers must be enabled in order to use the LED,
1852 backlight or ambient-light-sensor functionality of the device.
1853
1854config MFD_TIMBERDALE
1855 tristate "Timberdale FPGA"
1856 select MFD_CORE
1857 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1858 help
1859 This is the core driver for the timberdale FPGA. This device is a
1860 multifunction device which exposes numerous platform devices.
1861
1862 The timberdale FPGA can be found on the Intel Atom development board
1863 for in-vehicle infontainment, called Russellville.
1864
1865config MFD_TC3589X
1866 bool "Toshiba TC35892 and variants"
1867 depends on I2C=y
1868 depends on OF
1869 select MFD_CORE
1870 help
1871 Support for the Toshiba TC35892 and variants I/O Expander.
1872
1873 This driver provides common support for accessing the device,
1874 additional drivers must be enabled in order to use the
1875 functionality of the device.
1876
1877config MFD_TQMX86
1878 tristate "TQ-Systems IO controller TQMX86"
1879 select MFD_CORE
1880 help
1881 Say yes here to enable support for various functions of the
1882 TQ-Systems IO controller and watchdog device, found on their
1883 ComExpress CPU modules.
1884
1885config MFD_VX855
1886 tristate "VIA VX855/VX875 integrated south bridge"
1887 depends on PCI
1888 select MFD_CORE
1889 help
1890 Say yes here to enable support for various functions of the
1891 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1892 and/or vx855_gpio drivers for this to do anything useful.
1893
1894config MFD_LOCHNAGAR
1895 bool "Cirrus Logic Lochnagar Audio Development Board"
1896 select MFD_CORE
1897 select REGMAP_I2C
1898 depends on I2C=y && OF
1899 help
1900 Support for Cirrus Logic Lochnagar audio development board.
1901
1902config MFD_ARIZONA
1903 select REGMAP
1904 select REGMAP_IRQ
1905 select MFD_CORE
1906 tristate
1907
1908config MFD_ARIZONA_I2C
1909 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1910 select MFD_ARIZONA
1911 select REGMAP_I2C
1912 depends on I2C
1913 help
1914 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1915 audio SoC core functionality controlled via I2C.
1916
1917config MFD_ARIZONA_SPI
1918 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1919 select MFD_ARIZONA
1920 select REGMAP_SPI
1921 depends on SPI_MASTER
1922 help
1923 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1924 audio SoC core functionality controlled via SPI.
1925
1926config MFD_CS47L24
1927 bool "Cirrus Logic CS47L24 and WM1831"
1928 depends on MFD_ARIZONA
1929 help
1930 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1931
1932config MFD_WM5102
1933 bool "Wolfson Microelectronics WM5102"
1934 depends on MFD_ARIZONA
1935 help
1936 Support for Wolfson Microelectronics WM5102 low power audio SoC
1937
1938config MFD_WM5110
1939 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1940 depends on MFD_ARIZONA
1941 help
1942 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1943 low power audio SoC
1944
1945config MFD_WM8997
1946 bool "Wolfson Microelectronics WM8997"
1947 depends on MFD_ARIZONA
1948 help
1949 Support for Wolfson Microelectronics WM8997 low power audio SoC
1950
1951config MFD_WM8998
1952 bool "Wolfson Microelectronics WM8998"
1953 depends on MFD_ARIZONA
1954 help
1955 Support for Wolfson Microelectronics WM8998 low power audio SoC
1956
1957config MFD_WM8400
1958 bool "Wolfson Microelectronics WM8400"
1959 select MFD_CORE
1960 depends on I2C=y
1961 select REGMAP_I2C
1962 help
1963 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1964 CODEC. This driver provides common support for accessing
1965 the device, additional drivers must be enabled in order to use
1966 the functionality of the device.
1967
1968config MFD_WM831X
1969 bool
1970
1971config MFD_WM831X_I2C
1972 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1973 select MFD_CORE
1974 select MFD_WM831X
1975 select REGMAP_I2C
1976 select IRQ_DOMAIN
1977 depends on I2C=y
1978 help
1979 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1980 when controlled using I2C. This driver provides common support
1981 for accessing the device, additional drivers must be enabled in
1982 order to use the functionality of the device.
1983
1984config MFD_WM831X_SPI
1985 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1986 select MFD_CORE
1987 select MFD_WM831X
1988 select REGMAP_SPI
1989 select IRQ_DOMAIN
1990 depends on SPI_MASTER
1991 help
1992 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1993 when controlled using SPI. This driver provides common support
1994 for accessing the device, additional drivers must be enabled in
1995 order to use the functionality of the device.
1996
1997config MFD_WM8350
1998 bool
1999
2000config MFD_WM8350_I2C
2001 bool "Wolfson Microelectronics WM8350 with I2C"
2002 select MFD_WM8350
2003 select REGMAP_I2C
2004 depends on I2C=y
2005 help
2006 The WM8350 is an integrated audio and power management
2007 subsystem with watchdog and RTC functionality for embedded
2008 systems. This option enables core support for the WM8350 with
2009 I2C as the control interface. Additional options must be
2010 selected to enable support for the functionality of the chip.
2011
2012config MFD_WM8994
2013 tristate "Wolfson Microelectronics WM8994"
2014 select MFD_CORE
2015 select REGMAP_I2C
2016 select REGMAP_IRQ
2017 depends on I2C
2018 help
2019 The WM8994 is a highly integrated hi-fi CODEC designed for
2020 smartphone applications. As well as audio functionality it
2021 has on board GPIO and regulator functionality which is
2022 supported via the relevant subsystems. This driver provides
2023 core support for the WM8994, in order to use the actual
2024 functionality of the device other drivers must be enabled.
2025
2026config MFD_WM97xx
2027 tristate "Wolfson Microelectronics WM97xx"
2028 select MFD_CORE
2029 select REGMAP_AC97
2030 select AC97_BUS_COMPAT
2031 depends on AC97_BUS_NEW
2032 help
2033 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2034 designed for smartphone applications. As well as audio functionality
2035 it has on board GPIO and a touchscreen functionality which is
2036 supported via the relevant subsystems. This driver provides core
2037 support for the WM97xx, in order to use the actual functionality of
2038 the device other drivers must be enabled.
2039
2040config MFD_STW481X
2041 tristate "Support for ST Microelectronics STw481x"
2042 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2043 select REGMAP_I2C
2044 select MFD_CORE
2045 help
2046 Select this option to enable the STw481x chip driver used
2047 in various ST Microelectronics and ST-Ericsson embedded
2048 Nomadik series.
2049
2050config MFD_ROHM_BD718XX
2051 tristate "ROHM BD71837 Power Management IC"
2052 depends on I2C=y
2053 depends on OF
2054 select REGMAP_I2C
2055 select REGMAP_IRQ
2056 select MFD_CORE
2057 help
2058 Select this option to get support for the ROHM BD71837
2059 Power Management ICs. BD71837 is designed to power processors like
2060 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2061 and emergency shut down as well as 32,768KHz clock output.
2062
2063config MFD_ROHM_BD71828
2064 tristate "ROHM BD71828 and BD71815 Power Management IC"
2065 depends on I2C=y
2066 depends on OF
2067 select REGMAP_I2C
2068 select REGMAP_IRQ
2069 select MFD_CORE
2070 help
2071 Select this option to get support for the ROHM BD71828 and BD71815
2072 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2073 management ICs mainly for battery-powered portable devices.
2074 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2075 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2076 also a single-cell linear charger, a Coulomb counter, a real-time
2077 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2078
2079config MFD_ROHM_BD957XMUF
2080 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2081 depends on I2C=y
2082 depends on OF
2083 select REGMAP_I2C
2084 select REGMAP_IRQ
2085 select MFD_CORE
2086 help
2087 Select this option to get support for the ROHM BD9576MUF and
2088 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2089 designed to be used to power R-Car series processors.
2090
2091config MFD_STM32_LPTIMER
2092 tristate "Support for STM32 Low-Power Timer"
2093 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2094 select MFD_CORE
2095 select REGMAP
2096 select REGMAP_MMIO
2097 help
2098 Select this option to enable STM32 Low-Power Timer driver
2099 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2100 resources are also dealt with here.
2101
2102 To compile this driver as a module, choose M here: the
2103 module will be called stm32-lptimer.
2104
2105config MFD_STM32_TIMERS
2106 tristate "Support for STM32 Timers"
2107 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2108 select MFD_CORE
2109 select REGMAP
2110 select REGMAP_MMIO
2111 help
2112 Select this option to enable STM32 timers driver used
2113 for PWM and IIO Timer. This driver allow to share the
2114 registers between the others drivers.
2115
2116config MFD_STPMIC1
2117 tristate "Support for STPMIC1 PMIC"
2118 depends on (I2C=y && OF)
2119 select REGMAP_I2C
2120 select REGMAP_IRQ
2121 select MFD_CORE
2122 help
2123 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2124 key, watchdog and regulator functionalities which are supported via
2125 the relevant subsystems. This driver provides core support for the
2126 STPMIC1. In order to use the actual functionality of the device other
2127 drivers must be enabled.
2128
2129 To compile this driver as a module, choose M here: the
2130 module will be called stpmic1.
2131
2132config MFD_STMFX
2133 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2134 depends on I2C
2135 depends on OF
2136 select MFD_CORE
2137 select REGMAP_I2C
2138 help
2139 Support for the STMicroelectronics Multi-Function eXpander.
2140
2141 This driver provides common support for accessing the device,
2142 additional drivers must be enabled in order to use the functionality
2143 of the device.
2144
2145config MFD_WCD934X
2146 tristate "Support for WCD9340/WCD9341 Codec"
2147 depends on SLIMBUS
2148 select REGMAP
2149 select REGMAP_SLIMBUS
2150 select REGMAP_IRQ
2151 select MFD_CORE
2152 help
2153 Support for the Qualcomm WCD9340/WCD9341 Codec.
2154 This driver provides common support WCD934x audio codec and its
2155 associated Pin Controller, Soundwire Controller and Audio codec.
2156
2157config MFD_ATC260X
2158 tristate
2159 select MFD_CORE
2160 select REGMAP
2161 select REGMAP_IRQ
2162
2163config MFD_ATC260X_I2C
2164 tristate "Actions Semi ATC260x PMICs with I2C"
2165 select MFD_ATC260X
2166 select REGMAP_I2C
2167 depends on I2C
2168 help
2169 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2170
2171 This driver provides common support for accessing the ATC2603C
2172 and ATC2609A chip variants, additional drivers must be enabled
2173 in order to use the functionality of the device.
2174
2175config MFD_KHADAS_MCU
2176 tristate "Support for Khadas System control Microcontroller"
2177 depends on I2C
2178 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2179 select MFD_CORE
2180 select REGMAP_I2C
2181 help
2182 Support for the Khadas System control Microcontroller interface
2183 present on their VIM and Edge boards.
2184
2185 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2186 Edge boards.
2187
2188 It provides multiple boot control features like password check,
2189 power-on options, power-off control and system FAN control on recent
2190 boards.
2191
2192 This driver provides common support for accessing the device,
2193 additional drivers must be enabled in order to use the functionality
2194 of the device.
2195
2196config MFD_ACER_A500_EC
2197 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2198 depends on I2C
2199 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2200 select MFD_CORE
2201 select REGMAP
2202 help
2203 Support for Embedded Controller found on Acer Iconia Tab A500.
2204 The controller itself is ENE KB930, it is running firmware
2205 customized for the specific needs of the Acer A500 hardware.
2206
2207config MFD_QCOM_PM8008
2208 tristate "QCOM PM8008 Power Management IC"
2209 depends on I2C && OF
2210 select REGMAP_I2C
2211 select REGMAP_IRQ
2212 help
2213 Select this option to get support for the Qualcomm Technologies, Inc.
2214 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2215 all the necessary power management, housekeeping, and interface
2216 support functions into a single IC. This driver provides common
2217 support for accessing the device by instantiating all the child nodes
2218 under it in the device tree. Additional drivers must be enabled in
2219 order to use the functionality of the device.
2220
2221menu "Multimedia Capabilities Port drivers"
2222 depends on ARCH_SA1100
2223
2224config MCP
2225 tristate
2226
2227# Interface drivers
2228config MCP_SA11X0
2229 tristate "Support SA11x0 MCP interface"
2230 depends on ARCH_SA1100
2231 select MCP
2232
2233# Chip drivers
2234config MCP_UCB1200
2235 tristate "Support for UCB1200 / UCB1300"
2236 depends on MCP_SA11X0
2237 select MCP
2238
2239config MCP_UCB1200_TS
2240 tristate "Touchscreen interface support"
2241 depends on MCP_UCB1200 && INPUT
2242
2243endmenu
2244
2245config MFD_VEXPRESS_SYSREG
2246 tristate "Versatile Express System Registers"
2247 depends on VEXPRESS_CONFIG && GPIOLIB
2248 default y
2249 select GPIO_GENERIC_PLATFORM
2250 select MFD_CORE
2251 select MFD_SYSCON
2252 help
2253 System Registers are the platform configuration block
2254 on the ARM Ltd. Versatile Express board.
2255
2256config RAVE_SP_CORE
2257 tristate "RAVE SP MCU core driver"
2258 depends on SERIAL_DEV_BUS
2259 select CRC_ITU_T
2260 help
2261 Select this to get support for the Supervisory Processor
2262 device found on several devices in RAVE line of hardware.
2263
2264config SGI_MFD_IOC3
2265 bool "SGI IOC3 core driver"
2266 depends on PCI && MIPS && 64BIT
2267 select MFD_CORE
2268 help
2269 This option enables basic support for the SGI IOC3-based
2270 controller cards. This option does not enable any specific
2271 functions on such a card, but provides necessary infrastructure
2272 for other drivers to utilize.
2273
2274 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2275 then say Y. Otherwise say N.
2276
2277config MFD_INTEL_M10_BMC_CORE
2278 tristate
2279 select MFD_CORE
2280 select REGMAP
2281 default n
2282
2283config MFD_INTEL_M10_BMC_SPI
2284 tristate "Intel MAX 10 Board Management Controller with SPI"
2285 depends on SPI_MASTER
2286 select MFD_INTEL_M10_BMC_CORE
2287 select REGMAP_SPI_AVMM
2288 help
2289 Support for the Intel MAX 10 board management controller using the
2290 SPI 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_INTEL_M10_BMC_PMCI
2297 tristate "Intel MAX 10 Board Management Controller with PMCI"
2298 depends on FPGA_DFL
2299 select MFD_INTEL_M10_BMC_CORE
2300 select REGMAP
2301 help
2302 Support for the Intel MAX 10 board management controller via PMCI.
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_RSMU_I2C
2309 tristate "Renesas Synchronization Management Unit with I2C"
2310 depends on I2C && OF
2311 select MFD_CORE
2312 select REGMAP_I2C
2313 help
2314 Support for the Renesas Synchronization Management Unit, such as
2315 Clockmatrix and 82P33XXX series. This option supports I2C as
2316 the control interface.
2317
2318 This driver provides common support for accessing the device.
2319 Additional drivers must be enabled in order to use the functionality
2320 of the device.
2321
2322config MFD_RSMU_SPI
2323 tristate "Renesas Synchronization Management Unit with SPI"
2324 depends on SPI && OF
2325 select MFD_CORE
2326 select REGMAP_SPI
2327 help
2328 Support for the Renesas Synchronization Management Unit, such as
2329 Clockmatrix and 82P33XXX series. This option supports SPI as
2330 the control interface.
2331
2332 This driver provides common support for accessing the device.
2333 Additional drivers must be enabled in order to use the functionality
2334 of the device.
2335
2336endmenu
2337endif