1 # SPDX-License-Identifier: GPL-2.0-only
3 # Multifunction miscellaneous devices
7 menu "Multifunction device drivers"
15 tristate "AMD CS5535 and CS5536 southbridge core functions"
17 depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
20 This is the core driver for CS5535/CS5536 MFD functions. This is
21 necessary for using the board's GPIO and MFGPT functionality.
23 config MFD_ALTERA_A10SR
24 bool "Altera Arria10 DevKit System Resource chip"
25 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF
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).
34 config MFD_ALTERA_SYSMGR
35 bool "Altera SOCFPGA System Manager"
36 depends on ARCH_INTEL_SOCFPGA && OF
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
45 tristate "Active-semi ACT8945A"
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
55 config MFD_SUN4I_GPADC
56 tristate "Allwinner sunxi platforms' GPADC MFD driver"
60 depends on ARCH_SUNXI || COMPILE_TEST
61 depends on !TOUCHSCREEN_SUN4I
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.
69 To compile this driver as a module, choose M here: the module will be
79 Support for the AS3711 PMIC from AMS
82 tristate "Ampere Computing SMpro core driver"
87 Say yes here to enable SMpro driver support for Ampere's Altra
90 Ampere's Altra SMpro exposes an I2C regmap interface that can
91 be accessed by child devices.
94 tristate "ams AS3722 Power Management IC"
98 depends on I2C=y && OF
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.
106 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
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.
115 config MFD_AAT2870_CORE
116 bool "AnalogicTech AAT2870"
119 depends on GPIOLIB || COMPILE_TEST
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.
126 config MFD_AT91_USART
127 tristate "AT91 USART Driver"
129 depends on ARCH_AT91 || COMPILE_TEST
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.
136 config MFD_ATMEL_FLEXCOM
137 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
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
147 config MFD_ATMEL_HLCDC
148 tristate "Atmel HLCDC (High-end LCD Controller)"
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.
163 tristate "Broadcom BCM590xx PMUs"
168 Support for the BCM590xx PMUs from Broadcom
171 tristate "ROHM BD9571MWV PMIC"
177 Support for the ROHM BD9571MWV PMIC, which contains single
178 voltage regulator, voltage sampling units, GPIO block and
181 This driver can also be built as a module. If so, the module
182 will be called bd9571mwv.
185 tristate "X-Powers AC100"
189 If you say Y here you get support for the X-Powers AC100 audio codec
191 This driver include only the core APIs. You have to select individual
192 components like codecs or RTC under the corresponding menus.
199 config MFD_AXP20X_I2C
200 tristate "X-Powers AXP series PMICs with I2C"
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
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.
216 config MFD_AXP20X_RSB
217 tristate "X-Powers AXP series PMICs with RSB"
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
227 config MFD_CROS_EC_DEV
228 tristate "ChromeOS Embedded Controller multifunction device"
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.
237 To compile this driver as a module, choose M here: the module will be
246 config MFD_CS42L43_I2C
247 tristate "Cirrus Logic CS42L43 (I2C)"
252 Select this to support the Cirrus Logic CS42L43 PC CODEC with
253 headphone and class D speaker drivers over I2C.
255 config MFD_CS42L43_SDW
256 tristate "Cirrus Logic CS42L43 (SoundWire)"
258 select REGMAP_SOUNDWIRE
261 Select this to support the Cirrus Logic CS42L43 PC CODEC with
262 headphone and class D speaker drivers over SoundWire.
265 tristate "Cirrus Logic Madera codecs"
271 select PINCTRL_MADERA
273 Support for the Cirrus Logic Madera platform audio codecs
275 config MFD_MADERA_I2C
276 tristate "Cirrus Logic Madera codecs with I2C"
277 depends on MFD_MADERA
281 Support for the Cirrus Logic Madera platform audio SoC
282 core functionality controlled via I2C.
284 config MFD_MADERA_SPI
285 tristate "Cirrus Logic Madera codecs with SPI"
286 depends on MFD_MADERA
287 depends on SPI_MASTER
290 Support for the Cirrus Logic Madera platform audio SoC
291 core functionality controlled via SPI.
294 tristate "Maxim 5970/5978 power switch and monitor"
295 depends on (I2C && OF)
296 select MFD_SIMPLE_MFD_I2C
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.
304 bool "Cirrus Logic CS47L15"
305 select PINCTRL_CS47L15
306 depends on MFD_MADERA
308 Support for Cirrus Logic CS47L15 Smart Codec
311 bool "Cirrus Logic CS47L35"
312 select PINCTRL_CS47L35
313 depends on MFD_MADERA
315 Support for Cirrus Logic CS47L35 Smart Codec
318 bool "Cirrus Logic CS47L85"
319 select PINCTRL_CS47L85
320 depends on MFD_MADERA
322 Support for Cirrus Logic CS47L85 Smart Codec
325 bool "Cirrus Logic CS47L90/91"
326 select PINCTRL_CS47L90
327 depends on MFD_MADERA
329 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
332 bool "Cirrus Logic CS47L92/93"
333 select PINCTRL_CS47L92
334 depends on MFD_MADERA
336 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
339 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
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.
353 config MFD_DA9052_SPI
354 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
358 depends on SPI_MASTER=y
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.
365 config MFD_DA9052_I2C
366 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
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.
378 bool "Dialog Semiconductor DA9055 PMIC Support"
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
391 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
397 Say yes here for support for the Dialog Semiconductor DA9061 and
399 This includes the I2C driver and core APIs.
400 Additional drivers must be enabled in order to use the functionality
404 tristate "Dialog Semiconductor DA9063 PMIC Support"
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
416 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
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.
428 tristate "Diolan DLN2 support"
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
437 config MFD_ENE_KB3930
438 tristate "ENE KB3930 Embedded Controller support"
440 depends on MACH_MMP3_DT || COMPILE_TEST
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
448 config MFD_EXYNOS_LPASS
449 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
450 depends on ARCH_EXYNOS || COMPILE_TEST
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.
459 config MFD_GATEWORKS_GSC
460 tristate "Gateworks System Controller"
461 depends on (I2C && OF)
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.
476 depends on (SPI_MASTER || I2C)
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.
485 config MFD_MC13XXX_SPI
486 tristate "Freescale MC13783 and MC13892 SPI interface"
487 depends on SPI_MASTER
491 Select this if your MC13xxx is connected via an SPI bus.
493 config MFD_MC13XXX_I2C
494 tristate "Freescale MC13892 I2C interface"
499 Select this if your MC13xxx is connected via an I2C bus.
502 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
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.
512 tristate "Freescale i.MX23/i.MX28 LRADC"
513 depends on ARCH_MXS || COMPILE_TEST
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
525 This driver can also be built as a module. If so, the module will be
528 config MFD_MX25_TSADC
529 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
531 depends on (SOC_IMX25 && OF) || COMPILE_TEST
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.
537 config MFD_HI6421_PMIC
538 tristate "HiSilicon Hi6421 PMU/Codec IC"
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.
550 config MFD_HI6421_SPMI
551 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
557 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
558 multi-functions, such as regulators, RTC, codec, Coulomb counter,
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.
566 config MFD_HI655X_PMIC
567 tristate "HiSilicon Hi655X series PMU/Codec IC"
568 depends on ARCH_HISI || COMPILE_TEST
574 Select this option to enable Hisilicon hi655x series pmic driver.
576 config MFD_INTEL_QUARK_I2C_GPIO
577 tristate "Intel Quark MFD I2C GPIO"
580 depends on COMMON_CLK
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.
589 tristate "Intel ICH LPC"
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
600 tristate "Intel SCH LPC"
604 LPC bridge function of the Intel SCH provides support for
605 System Management Bus and General Purpose I/O.
607 config 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
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
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.
625 config INTEL_SOC_PMIC_BXTWC
626 tristate "Support for Intel Broxton Whiskey Cove PMIC"
627 depends on MFD_INTEL_PMC_BXT
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
636 config 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
645 Select this option to enable support for the Intel Cherry Trail
646 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
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.
652 config INTEL_SOC_PMIC_CHTDC_TI
653 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
655 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
662 Select this option for supporting Dollar Cove (TI version) PMIC
663 device that is found on some Intel Cherry Trail systems.
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.
669 config INTEL_SOC_PMIC_MRFLD
670 tristate "Support for Intel Merrifield Basin Cove PMIC"
677 Select this option for supporting Basin Cove PMIC device
678 that is found on Intel Merrifield systems.
680 config MFD_INTEL_LPSS
685 config MFD_INTEL_LPSS_ACPI
686 tristate "Intel Low Power Subsystem support in ACPI mode"
687 select MFD_INTEL_LPSS
688 depends on X86 && ACPI
690 This driver supports Intel Low Power Subsystem (LPSS) devices such as
691 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
694 config MFD_INTEL_LPSS_PCI
695 tristate "Intel Low Power Subsystem support in PCI mode"
696 select MFD_INTEL_LPSS
697 depends on X86 && PCI
699 This driver supports Intel Low Power Subsystem (LPSS) devices such as
700 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
703 config MFD_INTEL_PMC_BXT
704 tristate "Intel PMC Driver for Broxton"
706 depends on X86_PLATFORM_DEVICES
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.
717 config MFD_IPAQ_MICRO
718 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
719 depends on SA1100_H3600
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.
728 tristate "Azoteq IQS620A/621/622/624/625 core support"
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.
737 To compile this driver as a module, choose M here: the module will
740 config MFD_JANZ_CMODIO
741 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
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.
751 tristate "Kontron module PLD device"
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.
759 This driver can also be built as a module. If so, the module
760 will be called kempld-core.
763 tristate "Marvell 88PM800"
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.
775 tristate "Marvell 88PM805"
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
787 bool "Marvell 88PM8606/88PM8607"
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.
798 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
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
812 tristate "Analog Devices MAX77541/77540 PMIC Support"
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.
825 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
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.
840 tristate "Maxim MAX77650/77651 PMIC Support"
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,
855 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
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
870 tristate "Maxim Semiconductor MAX77693 PMIC Support"
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
884 tristate "Maxim Semiconductor MAX77714 PMIC Support"
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
898 bool "Maxim Semiconductor MAX77843 PMIC Support"
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
912 tristate "Maxim Semiconductor MAX8907 PMIC Support"
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.
924 bool "Maxim Semiconductor MAX8925 PMIC Support"
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.
934 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
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
947 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
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
959 tristate "Mediatek MT6360 SubPMIC"
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
972 tristate "MediaTek MT6370 SubPMIC"
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.
984 This driver can also be built as a module. If so, the module
985 will be called "mt6370".
988 tristate "MediaTek MT6397 PMIC Support"
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.
998 tristate "MEN 14F021P00 Board Management Controller Support"
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.
1009 This driver can also be built as a module. If so the module
1010 will be called menf21bmc.
1013 tristate "Microsemi Ocelot External Control Support"
1014 depends on SPI_MASTER
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.
1025 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1026 VSC7513, VSC7514) controlled externally.
1028 To compile this driver as a module, choose M here: the module will be
1034 bool "Motorola EZXPCAP Support"
1035 depends on SPI_MASTER
1037 This enables the PCAP ASIC present on EZX Phones. This is
1038 needed for MMC, TouchScreen, Sound, USB, etc..
1041 tristate "Support for Motorola CPCAP"
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.
1052 config MFD_VIPERBOARD
1053 tristate "Nano River Technologies Viperboard"
1058 Say yes here if you want support for Nano River Technologies
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
1063 You need to select the mfd cell drivers separately.
1064 The drivers do not support all features the board exposes.
1067 tristate "Netronix embedded controller (EC)"
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
1078 tristate "Nokia Retu and Tahvo multi-function device"
1083 Retu and Tahvo are a multi-function devices found on Nokia
1084 Internet Tablets (770, N800 and N810).
1087 tristate "NXP PCF50633"
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.
1097 tristate "NXP PCF50633 ADC"
1098 depends on MFD_PCF50633
1100 Say yes here if you want to include support for ADC in the
1103 config PCF50633_GPIO
1104 tristate "NXP PCF50633 GPIO"
1105 depends on MFD_PCF50633
1107 Say yes here if you want to include support GPIO for pins on
1111 tristate "Qualcomm PM8xxx PMIC chips driver"
1112 depends on (ARM || HEXAGON || COMPILE_TEST)
1113 select IRQ_DOMAIN_HIERARCHY
1117 If you say yes to this option, support will be included for the
1118 built-in PM8xxx PMIC chips.
1120 This is required if your board has a PM8xxx and uses its features,
1121 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
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".
1127 tristate "Qualcomm Resource Power Manager (RPM)"
1128 depends on ARCH_QCOM && OF
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
1134 This is required to access many regulators, clocks and bus
1135 frequencies controlled by the RPM on these devices.
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".
1140 config MFD_SPMI_PMIC
1141 tristate "Qualcomm SPMI PMICs"
1142 depends on ARCH_QCOM || COMPILE_TEST
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.
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".
1156 tristate "Silergy SY7636A voltage regulator"
1158 select MFD_SIMPLE_MFD_I2C
1160 Enable support for Silergy SY7636A voltage regulator.
1162 To enable support for building sub-devices as modules,
1166 tristate "RDC R-321x southbridge"
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.
1175 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
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.
1185 tristate "Richtek RT5033 Power Management IC"
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,
1198 tristate "Richtek RT5120 Power Management IC"
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.
1210 bool "Ricoh RC5T583 Power Management system device"
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.
1227 config MFD_RK8XX_I2C
1228 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1229 depends on I2C && OF
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.
1241 config MFD_RK8XX_SPI
1242 tristate "Rockchip RK806 Power Management Chip"
1243 depends on SPI && OF
1249 If you say yes here you get support for the RK806 Power Management
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.
1256 tristate "Ricoh RN5T567/618 PMIC"
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.
1270 tristate "Samsung Electronics PMIC Series Support"
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
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.
1289 config MFD_SI476X_CORE
1290 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
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.
1299 To compile this driver as a module, choose M here: the
1300 module will be called si476x-core.
1302 config MFD_SIMPLE_MFD_I2C
1308 This driver creates a single register map with the intention for it
1309 to be shared by all sub-devices.
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.
1316 tristate "Kontron sl28cpld Board Management Controller"
1318 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1319 select MFD_SIMPLE_MFD_I2C
1321 Say yes here to enable support for the Kontron sl28cpld board
1322 management controller.
1324 It can be found on the following boards:
1328 tristate "Silicon Motion SM501"
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.
1338 config MFD_SM501_GPIO
1339 bool "Export GPIO via GPIO layer"
1340 depends on MFD_SM501 && GPIOLIB
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.
1347 tristate "Skyworks Solutions SKY81452"
1352 This is the core driver for the Skyworks SKY81452 backlight and
1353 voltage regulator device.
1355 This driver can also be built as a module. If so, the module
1356 will be called sky81452.
1358 config MFD_SC27XX_PMIC
1359 tristate "Spreadtrum SC27xx PMICs"
1360 depends on ARCH_SPRD || COMPILE_TEST
1361 depends on SPI_MASTER
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.
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.
1375 tristate "Renesas RZ/G2L MTU3a core driver"
1376 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
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.
1386 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1387 depends on ARCH_U8500 || COMPILE_TEST
1388 default y if ARCH_U8500
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.
1397 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1398 depends on ABX500_CORE && MFD_DB8500_PRCMU
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.
1409 config MFD_DB8500_PRCMU
1410 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1411 depends on UX500_SOC_DB8500
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.
1420 bool "STMicroelectronics STMPE"
1421 depends on (I2C=y || SPI_MASTER=y)
1425 Support for the STMPE family of I/O Expanders from
1428 Currently supported devices are:
1430 STMPE811: GPIO, Touchscreen, ADC
1431 STMPE1601: GPIO, Keypad
1432 STMPE1801: GPIO, Keypad
1433 STMPE2401: GPIO, Keypad
1434 STMPE2403: GPIO, Keypad
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:
1441 Keypad: stmpe-keypad
1442 Touchscreen: stmpe-ts
1445 menu "STMicroelectronics STMPE Interface Drivers"
1446 depends on MFD_STMPE
1449 bool "STMicroelectronics STMPE I2C Interface"
1453 This is used to enable I2C interface of STMPE
1456 bool "STMicroelectronics STMPE SPI Interface"
1457 depends on SPI_MASTER
1459 This is used to enable SPI interface of STMPE
1463 bool "STMicroelectronics STA2X11"
1468 config MFD_SUN6I_PRCM
1469 bool "Allwinner A31/A23/A33 PRCM controller"
1470 depends on ARCH_SUNXI || COMPILE_TEST
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.
1478 bool "System Controller Register R/W Based on Regmap"
1481 Select this option to enable accessing system control registers
1484 config MFD_TI_AM335X_TSCADC
1485 tristate "TI ADC / Touch Screen chip support"
1490 If you say yes here you get support for Texas Instruments series
1491 of Touch Screen /ADC chips.
1492 To compile this driver as a module, choose M here: the
1493 module will be called ti_am335x_tscadc.
1496 tristate "TI/National Semiconductor LP3943 MFD Driver"
1501 Support for the TI/National Semiconductor LP3943.
1502 This driver consists of GPIO and PWM drivers.
1503 With these functionalities, it can be used for LED string control or
1504 general usage such like a GPIO controller and a PWM controller.
1507 bool "TI LP8788 Power Management Unit Driver"
1513 TI LP8788 PMU supports regulators, battery charger, RTC,
1514 ADC, backlight driver and current sinks.
1517 tristate "TI Lighting Management Unit driver"
1522 Say yes here to enable support for TI LMU chips.
1523 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1524 LM36274. It consists of backlight, LED and regulator driver.
1525 It provides consistent device controls for lighting functions.
1527 config MFD_OMAP_USB_HOST
1528 bool "TI OMAP USBHS core and TLL driver"
1529 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1530 depends on COMMON_CLK
1533 This is the core driver for the OAMP EHCI and OHCI drivers.
1534 This MFD driver does the required setup functionalities for
1535 OMAP USB Host drivers.
1538 tristate "TI Palmas series chips"
1544 If you say yes here you get support for the Palmas
1545 series of PMIC chips from Texas Instruments.
1548 tristate "TI TPS61050/61052 Boost Converters"
1553 select REGULATOR_FIXED_VOLTAGE
1555 This option enables a driver for the TP61050/TPS61052
1556 high-power "white LED driver". This boost converter is
1557 sometimes used for other things than white LEDs, and
1558 also contains a GPIO pin.
1561 tristate "TI TPS6501x Power Management chips"
1562 depends on I2C && GPIOLIB
1563 default MACH_OMAP_OSK
1565 If you say yes here you get support for the TPS6501x series of
1566 Power Management chips. These include voltage regulators,
1567 lithium ion/polymer battery charging, and other features that
1568 are often used in portable devices like cell phones and cameras.
1570 This driver can also be built as a module. If so, the module
1571 will be called tps65010.
1574 tristate "TI TPS6507x Power Management / Touch Screen chips"
1578 If you say yes here you get support for the TPS6507x series of
1579 Power Management / Touch Screen chips. These include voltage
1580 regulators, lithium ion/polymer battery charging, touch screen
1581 and other features that are often used in portable devices.
1582 This driver can also be built as a module. If so, the module
1583 will be called tps6507x.
1586 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1593 If you say yes here you get support for the TPS65086 series of
1594 Power Management chips.
1595 This driver provides common support for accessing the device,
1596 additional drivers must be enabled in order to use the
1597 functionality of the device.
1599 config TPS65911_COMPARATOR
1603 bool "TI TPS65090 Power Management chips"
1609 If you say yes here you get support for the TPS65090 series of
1610 Power Management chips.
1611 This driver provides common support for accessing the device,
1612 additional drivers must be enabled in order to use the
1613 functionality of the device.
1616 tristate "TI TPS65217 Power Management / White LED chips"
1617 depends on I2C && OF
1622 If you say yes here you get support for the TPS65217 series of
1623 Power Management / White LED chips.
1624 These include voltage regulators, lithium ion/polymer battery
1625 charger, wled and other features that are often used in portable
1628 This driver can also be built as a module. If so, the module
1629 will be called tps65217.
1631 config MFD_TI_LP873X
1632 tristate "TI LP873X Power Management IC"
1637 If you say yes here then you get support for the LP873X series of
1638 Power Management Integrated Circuits (PMIC).
1639 These include voltage regulators, thermal protection, configurable
1640 General Purpose Outputs (GPO) that are used in portable devices.
1642 This driver can also be built as a module. If so, the module
1643 will be called lp873x.
1645 config MFD_TI_LP87565
1646 tristate "TI LP87565 Power Management IC"
1647 depends on I2C && OF
1651 If you say yes here then you get support for the LP87565 series of
1652 Power Management Integrated Circuits (PMIC).
1653 These include voltage regulators, thermal protection, configurable
1654 General Purpose Outputs (GPO) that are used in portable devices.
1656 This driver can also be built as a module. If so, the module
1657 will be called lp87565.
1660 tristate "TI TPS65218 Power Management chips"
1661 depends on I2C && OF
1666 If you say yes here you get support for the TPS65218 series of
1667 Power Management chips.
1668 These include voltage regulators, gpio and other features
1669 that are often used in portable devices.
1671 This driver can also be built as a module. If so, the module
1672 will be called tps65218.
1675 tristate "TI TPS65219 Power Management IC"
1676 depends on I2C && OF
1681 If you say yes here you get support for the TPS65219 series of Power
1682 Management ICs. These include voltage regulators, GPIOs and
1683 push/power button that is often used in portable devices.
1685 This driver can also be built as a module. If so, the module
1686 will be called tps65219.
1689 bool "TI TPS6586x Power Management chips"
1694 If you say yes here you get support for the TPS6586X series of
1695 Power Management chips.
1696 This driver provides common support for accessing the device,
1697 additional drivers must be enabled in order to use the
1698 functionality of the device.
1700 This driver can also be built as a module. If so, the module
1701 will be called tps6586x.
1704 bool "TI TPS65910 Power Management chip"
1706 depends on GPIOLIB || COMPILE_TEST
1712 if you say yes here you get support for the TPS65910 series of
1713 Power Management chips.
1721 config MFD_TPS65912_I2C
1722 tristate "TI TPS65912 Power Management chip with I2C"
1727 If you say yes here you get support for the TPS65912 series of
1728 PM chips with I2C interface.
1730 config MFD_TPS65912_SPI
1731 tristate "TI TPS65912 Power Management chip with SPI"
1734 depends on SPI_MASTER
1736 If you say yes here you get support for the TPS65912 series of
1737 PM chips with SPI interface.
1745 config MFD_TPS6594_I2C
1746 tristate "TI TPS6594 Power Management chip with I2C"
1752 If you say yes here you get support for the TPS6594 series of
1753 PM chips with I2C interface.
1755 This driver can also be built as a module. If so, the module
1756 will be called tps6594-i2c.
1758 config MFD_TPS6594_SPI
1759 tristate "TI TPS6594 Power Management chip with SPI"
1763 depends on SPI_MASTER
1765 If you say yes here you get support for the TPS6594 series of
1766 PM chips with SPI interface.
1768 This driver can also be built as a module. If so, the module
1769 will be called tps6594-spi.
1772 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1777 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1778 This core driver provides register access and IRQ handling
1779 facilities, and registers devices for the various functions
1780 so that function-specific drivers can bind to them.
1782 These multi-function chips are found on many OMAP2 and OMAP3
1783 boards, providing power management, RTC, GPIO, keypad, a
1784 high speed USB OTG transceiver, an audio codec (on most
1785 versions) and many other features.
1787 config TWL4030_POWER
1788 bool "TI TWL4030 power resources"
1789 depends on TWL4030_CORE && ARM
1791 Say yes here if you want to use the power resources on the
1792 TWL4030 family chips. Most of these resources are regulators,
1793 which have a separate driver; some are control signals, such
1794 as clock request handshaking.
1796 This driver uses board-specific data to initialize the resources
1797 and load scripts controlling which resources are switched off/on
1798 or reset when a sleep, wakeup or warm reset event occurs.
1800 config MFD_TWL4030_AUDIO
1801 bool "TI TWL4030 Audio"
1802 depends on TWL4030_CORE
1807 bool "TI TWL6040 audio codec"
1814 Say yes here if you want support for Texas Instruments TWL6040 audio
1816 This driver provides common support for accessing the device,
1817 additional drivers must be enabled in order to use the
1818 functionality of the device (audio, vibra).
1821 bool "TI TWL92330/Menelaus PM chip"
1822 depends on I2C=y && ARCH_OMAP2
1824 If you say yes here you get support for the Texas Instruments
1825 TWL92330/Menelaus Power Management chip. This include voltage
1826 regulators, Dual slot memory card transceivers, real-time clock
1827 and other features that are often used in portable devices like
1828 cell phones and PDAs.
1830 config MFD_WL1273_CORE
1831 tristate "TI WL1273 FM radio"
1836 This is the core driver for the TI WL1273 FM radio. This MFD
1837 driver connects the radio-wl1273 V4L2 module and the wl1273
1841 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1846 Say yes here to enable support for National Semiconductor / TI
1847 LM3533 Lighting Power chips.
1849 This driver provides common support for accessing the device;
1850 additional drivers must be enabled in order to use the LED,
1851 backlight or ambient-light-sensor functionality of the device.
1853 config MFD_TIMBERDALE
1854 tristate "Timberdale FPGA"
1856 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1858 This is the core driver for the timberdale FPGA. This device is a
1859 multifunction device which exposes numerous platform devices.
1861 The timberdale FPGA can be found on the Intel Atom development board
1862 for in-vehicle infontainment, called Russellville.
1865 bool "Toshiba TC35892 and variants"
1870 Support for the Toshiba TC35892 and variants I/O Expander.
1872 This driver provides common support for accessing the device,
1873 additional drivers must be enabled in order to use the
1874 functionality of the device.
1877 tristate "TQ-Systems IO controller TQMX86"
1880 Say yes here to enable support for various functions of the
1881 TQ-Systems IO controller and watchdog device, found on their
1882 ComExpress CPU modules.
1885 tristate "VIA VX855/VX875 integrated south bridge"
1889 Say yes here to enable support for various functions of the
1890 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1891 and/or vx855_gpio drivers for this to do anything useful.
1893 config MFD_LOCHNAGAR
1894 bool "Cirrus Logic Lochnagar Audio Development Board"
1897 depends on I2C=y && OF
1899 Support for Cirrus Logic Lochnagar audio development board.
1907 config MFD_ARIZONA_I2C
1908 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1913 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1914 audio SoC core functionality controlled via I2C.
1916 config MFD_ARIZONA_SPI
1917 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1920 depends on SPI_MASTER
1922 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1923 audio SoC core functionality controlled via SPI.
1926 bool "Cirrus Logic CS47L24 and WM1831"
1927 depends on MFD_ARIZONA
1929 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1932 bool "Wolfson Microelectronics WM5102"
1933 depends on MFD_ARIZONA
1935 Support for Wolfson Microelectronics WM5102 low power audio SoC
1938 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1939 depends on MFD_ARIZONA
1941 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1945 bool "Wolfson Microelectronics WM8997"
1946 depends on MFD_ARIZONA
1948 Support for Wolfson Microelectronics WM8997 low power audio SoC
1951 bool "Wolfson Microelectronics WM8998"
1952 depends on MFD_ARIZONA
1954 Support for Wolfson Microelectronics WM8998 low power audio SoC
1957 bool "Wolfson Microelectronics WM8400"
1962 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1963 CODEC. This driver provides common support for accessing
1964 the device, additional drivers must be enabled in order to use
1965 the functionality of the device.
1970 config MFD_WM831X_I2C
1971 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1978 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1979 when controlled using I2C. This driver provides common support
1980 for accessing the device, additional drivers must be enabled in
1981 order to use the functionality of the device.
1983 config MFD_WM831X_SPI
1984 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1989 depends on SPI_MASTER
1991 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1992 when controlled using SPI. This driver provides common support
1993 for accessing the device, additional drivers must be enabled in
1994 order to use the functionality of the device.
1999 config MFD_WM8350_I2C
2000 bool "Wolfson Microelectronics WM8350 with I2C"
2005 The WM8350 is an integrated audio and power management
2006 subsystem with watchdog and RTC functionality for embedded
2007 systems. This option enables core support for the WM8350 with
2008 I2C as the control interface. Additional options must be
2009 selected to enable support for the functionality of the chip.
2012 tristate "Wolfson Microelectronics WM8994"
2018 The WM8994 is a highly integrated hi-fi CODEC designed for
2019 smartphone applications. As well as audio functionality it
2020 has on board GPIO and regulator functionality which is
2021 supported via the relevant subsystems. This driver provides
2022 core support for the WM8994, in order to use the actual
2023 functionality of the device other drivers must be enabled.
2026 tristate "Wolfson Microelectronics WM97xx"
2029 select AC97_BUS_COMPAT
2030 depends on AC97_BUS_NEW
2032 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2033 designed for smartphone applications. As well as audio functionality
2034 it has on board GPIO and a touchscreen functionality which is
2035 supported via the relevant subsystems. This driver provides core
2036 support for the WM97xx, in order to use the actual functionality of
2037 the device other drivers must be enabled.
2040 tristate "Support for ST Microelectronics STw481x"
2041 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2045 Select this option to enable the STw481x chip driver used
2046 in various ST Microelectronics and ST-Ericsson embedded
2049 config MFD_ROHM_BD718XX
2050 tristate "ROHM BD71837 Power Management IC"
2057 Select this option to get support for the ROHM BD71837
2058 Power Management ICs. BD71837 is designed to power processors like
2059 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2060 and emergency shut down as well as 32,768KHz clock output.
2062 config MFD_ROHM_BD71828
2063 tristate "ROHM BD71828 and BD71815 Power Management IC"
2070 Select this option to get support for the ROHM BD71828 and BD71815
2071 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2072 management ICs mainly for battery-powered portable devices.
2073 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2074 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2075 also a single-cell linear charger, a Coulomb counter, a real-time
2076 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2078 config MFD_ROHM_BD957XMUF
2079 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2086 Select this option to get support for the ROHM BD9576MUF and
2087 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2088 designed to be used to power R-Car series processors.
2090 config MFD_STM32_LPTIMER
2091 tristate "Support for STM32 Low-Power Timer"
2092 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2097 Select this option to enable STM32 Low-Power Timer driver
2098 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2099 resources are also dealt with here.
2101 To compile this driver as a module, choose M here: the
2102 module will be called stm32-lptimer.
2104 config MFD_STM32_TIMERS
2105 tristate "Support for STM32 Timers"
2106 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2111 Select this option to enable STM32 timers driver used
2112 for PWM and IIO Timer. This driver allow to share the
2113 registers between the others drivers.
2116 tristate "Support for STPMIC1 PMIC"
2117 depends on (I2C=y && OF)
2122 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2123 key, watchdog and regulator functionalities which are supported via
2124 the relevant subsystems. This driver provides core support for the
2125 STPMIC1. In order to use the actual functionality of the device other
2126 drivers must be enabled.
2128 To compile this driver as a module, choose M here: the
2129 module will be called stpmic1.
2132 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2138 Support for the STMicroelectronics Multi-Function eXpander.
2140 This driver provides common support for accessing the device,
2141 additional drivers must be enabled in order to use the functionality
2145 tristate "Support for WCD9340/WCD9341 Codec"
2148 select REGMAP_SLIMBUS
2152 Support for the Qualcomm WCD9340/WCD9341 Codec.
2153 This driver provides common support WCD934x audio codec and its
2154 associated Pin Controller, Soundwire Controller and Audio codec.
2162 config MFD_ATC260X_I2C
2163 tristate "Actions Semi ATC260x PMICs with I2C"
2168 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2170 This driver provides common support for accessing the ATC2603C
2171 and ATC2609A chip variants, additional drivers must be enabled
2172 in order to use the functionality of the device.
2174 config MFD_KHADAS_MCU
2175 tristate "Support for Khadas System control Microcontroller"
2177 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2181 Support for the Khadas System control Microcontroller interface
2182 present on their VIM and Edge boards.
2184 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2187 It provides multiple boot control features like password check,
2188 power-on options, power-off control and system FAN control on recent
2191 This driver provides common support for accessing the device,
2192 additional drivers must be enabled in order to use the functionality
2195 config MFD_ACER_A500_EC
2196 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2198 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2202 Support for Embedded Controller found on Acer Iconia Tab A500.
2203 The controller itself is ENE KB930, it is running firmware
2204 customized for the specific needs of the Acer A500 hardware.
2206 config MFD_QCOM_PM8008
2207 tristate "QCOM PM8008 Power Management IC"
2208 depends on I2C && OF
2212 Select this option to get support for the Qualcomm Technologies, Inc.
2213 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2214 all the necessary power management, housekeeping, and interface
2215 support functions into a single IC. This driver provides common
2216 support for accessing the device by instantiating all the child nodes
2217 under it in the device tree. Additional drivers must be enabled in
2218 order to use the functionality of the device.
2220 menu "Multimedia Capabilities Port drivers"
2221 depends on ARCH_SA1100
2228 tristate "Support SA11x0 MCP interface"
2229 depends on ARCH_SA1100
2234 tristate "Support for UCB1200 / UCB1300"
2235 depends on MCP_SA11X0
2238 config MCP_UCB1200_TS
2239 tristate "Touchscreen interface support"
2240 depends on MCP_UCB1200 && INPUT
2244 config MFD_VEXPRESS_SYSREG
2245 tristate "Versatile Express System Registers"
2246 depends on VEXPRESS_CONFIG && GPIOLIB
2248 select GPIO_GENERIC_PLATFORM
2252 System Registers are the platform configuration block
2253 on the ARM Ltd. Versatile Express board.
2256 tristate "RAVE SP MCU core driver"
2257 depends on SERIAL_DEV_BUS
2260 Select this to get support for the Supervisory Processor
2261 device found on several devices in RAVE line of hardware.
2264 bool "SGI IOC3 core driver"
2265 depends on PCI && MIPS && 64BIT
2268 This option enables basic support for the SGI IOC3-based
2269 controller cards. This option does not enable any specific
2270 functions on such a card, but provides necessary infrastructure
2271 for other drivers to utilize.
2273 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2274 then say Y. Otherwise say N.
2276 config MFD_INTEL_M10_BMC_CORE
2282 config MFD_INTEL_M10_BMC_SPI
2283 tristate "Intel MAX 10 Board Management Controller with SPI"
2284 depends on SPI_MASTER
2285 select MFD_INTEL_M10_BMC_CORE
2286 select REGMAP_SPI_AVMM
2288 Support for the Intel MAX 10 board management controller using the
2291 This driver provides common support for accessing the device,
2292 additional drivers must be enabled in order to use the functionality
2295 config MFD_INTEL_M10_BMC_PMCI
2296 tristate "Intel MAX 10 Board Management Controller with PMCI"
2298 select MFD_INTEL_M10_BMC_CORE
2301 Support for the Intel MAX 10 board management controller via PMCI.
2303 This driver provides common support for accessing the device,
2304 additional drivers must be enabled in order to use the functionality
2308 tristate "Renesas Synchronization Management Unit with I2C"
2309 depends on I2C && OF
2313 Support for the Renesas Synchronization Management Unit, such as
2314 Clockmatrix and 82P33XXX series. This option supports I2C as
2315 the control interface.
2317 This driver provides common support for accessing the device.
2318 Additional drivers must be enabled in order to use the functionality
2322 tristate "Renesas Synchronization Management Unit with SPI"
2323 depends on SPI && OF
2327 Support for the Renesas Synchronization Management Unit, such as
2328 Clockmatrix and 82P33XXX series. This option supports SPI as
2329 the control interface.
2331 This driver provides common support for accessing the device.
2332 Additional drivers must be enabled in order to use the functionality