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
245 config MFD_CS42L43_I2C
246 tristate "Cirrus Logic CS42L43 (I2C)"
251 Select this to support the Cirrus Logic CS42L43 PC CODEC with
252 headphone and class D speaker drivers over I2C.
254 config MFD_CS42L43_SDW
255 tristate "Cirrus Logic CS42L43 (SoundWire)"
257 select REGMAP_SOUNDWIRE
260 Select this to support the Cirrus Logic CS42L43 PC CODEC with
261 headphone and class D speaker drivers over SoundWire.
264 tristate "Cirrus Logic Madera codecs"
270 select PINCTRL_MADERA
272 Support for the Cirrus Logic Madera platform audio codecs
274 config MFD_MADERA_I2C
275 tristate "Cirrus Logic Madera codecs with I2C"
276 depends on MFD_MADERA
280 Support for the Cirrus Logic Madera platform audio SoC
281 core functionality controlled via I2C.
283 config MFD_MADERA_SPI
284 tristate "Cirrus Logic Madera codecs with SPI"
285 depends on MFD_MADERA
286 depends on SPI_MASTER
289 Support for the Cirrus Logic Madera platform audio SoC
290 core functionality controlled via SPI.
293 tristate "Maxim 5970/5978 power switch and monitor"
294 depends on (I2C && OF)
295 select MFD_SIMPLE_MFD_I2C
297 This driver controls a Maxim 5970/5978 switch via I2C bus.
298 The MAX5970/5978 is a smart switch with no output regulation, but
299 fault protection and voltage and current monitoring capabilities.
300 Also it supports upto 4 indication leds.
303 bool "Cirrus Logic CS47L15"
304 select PINCTRL_CS47L15
305 depends on MFD_MADERA
307 Support for Cirrus Logic CS47L15 Smart Codec
310 bool "Cirrus Logic CS47L35"
311 select PINCTRL_CS47L35
312 depends on MFD_MADERA
314 Support for Cirrus Logic CS47L35 Smart Codec
317 bool "Cirrus Logic CS47L85"
318 select PINCTRL_CS47L85
319 depends on MFD_MADERA
321 Support for Cirrus Logic CS47L85 Smart Codec
324 bool "Cirrus Logic CS47L90/91"
325 select PINCTRL_CS47L90
326 depends on MFD_MADERA
328 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
331 bool "Cirrus Logic CS47L92/93"
332 select PINCTRL_CS47L92
333 depends on MFD_MADERA
335 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
338 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
341 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
342 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
343 usually found on PXA processors-based platforms. This includes
344 the I2C driver and the core APIs _only_, you have to select
345 individual components like LCD backlight, voltage regulators,
346 LEDs and battery-charger under the corresponding menus.
352 config MFD_DA9052_SPI
353 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
357 depends on SPI_MASTER=y
359 Support for the Dialog Semiconductor DA9052 PMIC
360 when controlled using SPI. This driver provides common support
361 for accessing the device, additional drivers must be enabled in
362 order to use the functionality of the device.
364 config MFD_DA9052_I2C
365 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
371 Support for the Dialog Semiconductor DA9052 PMIC
372 when controlled using I2C. This driver provides common support
373 for accessing the device, additional drivers must be enabled in
374 order to use the functionality of the device.
377 bool "Dialog Semiconductor DA9055 PMIC Support"
383 Say yes here for support of Dialog Semiconductor DA9055. This is
384 a Power Management IC. This driver provides common support for
385 accessing the device as well as the I2C interface to the chip itself.
386 Additional drivers must be enabled in order to use the functionality
390 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
396 Say yes here for support for the Dialog Semiconductor DA9061 and
398 This includes the I2C driver and core APIs.
399 Additional drivers must be enabled in order to use the functionality
403 tristate "Dialog Semiconductor DA9063 PMIC Support"
409 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
410 This includes the I2C driver and core APIs.
411 Additional drivers must be enabled in order to use the functionality
415 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
421 This adds support for the DA9150 integrated charger and fuel-gauge
422 chip. This driver provides common support for accessing the device.
423 Additional drivers must be enabled in order to use the specific
424 features of the device.
427 tristate "Diolan DLN2 support"
431 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
432 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
433 etc. must be enabled in order to use the functionality of
436 config MFD_ENE_KB3930
437 tristate "ENE KB3930 Embedded Controller support"
439 depends on MACH_MMP3_DT || COMPILE_TEST
442 This adds support for the power-off functionality and access to
443 the registers that control LEDS and USB port power on ENE KB3930
444 Embedded Controller. To use the LED functionality LEDS_ARIEL must
447 config MFD_EXYNOS_LPASS
448 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
449 depends on ARCH_EXYNOS || COMPILE_TEST
453 Select this option to enable support for Samsung Exynos Low Power
454 Audio Subsystem present on some of Samsung Exynos
455 SoCs (e.g. Exynos5433).
456 Choose Y here only if you build for such Samsung SoC.
458 config MFD_GATEWORKS_GSC
459 tristate "Gateworks System Controller"
460 depends on (I2C && OF)
465 Enable support for the Gateworks System Controller (GSC) found
466 on Gateworks Single Board Computers supporting system functions
467 such as push-button monitor, multiple ADC's for voltage and
468 temperature monitoring, fan controller and watchdog monitor.
469 This driver provides common support for accessing the device.
470 Additional drivers must be enabled in order to use the
471 functionality of the device.
475 depends on (SPI_MASTER || I2C)
479 Enable support for the Freescale MC13783 and MC13892 PMICs.
480 This driver provides common support for accessing the device,
481 additional drivers must be enabled in order to use the
482 functionality of the device.
484 config MFD_MC13XXX_SPI
485 tristate "Freescale MC13783 and MC13892 SPI interface"
486 depends on SPI_MASTER
490 Select this if your MC13xxx is connected via an SPI bus.
492 config MFD_MC13XXX_I2C
493 tristate "Freescale MC13892 I2C interface"
498 Select this if your MC13xxx is connected via an I2C bus.
501 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
506 Select this option to enable support for Monolithic Power Systems
507 battery charger. This provides ADC, thermal and battery charger power
508 management functions.
511 tristate "Freescale i.MX23/i.MX28 LRADC"
512 depends on ARCH_MXS || COMPILE_TEST
516 Say yes here to build support for the Low Resolution
517 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
518 processors. This driver provides common support for accessing the
519 device, additional drivers must be enabled in order to use the
520 functionality of the device:
521 mxs-lradc-adc for ADC readings
522 mxs-lradc-ts for touchscreen support
524 This driver can also be built as a module. If so, the module will be
527 config MFD_MX25_TSADC
528 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
530 depends on (SOC_IMX25 && OF) || COMPILE_TEST
532 Enable support for the integrated Touchscreen and ADC unit of the
533 i.MX25 processors. They consist of a conversion queue for general
534 purpose ADC and a queue for Touchscreens.
536 config MFD_HI6421_PMIC
537 tristate "HiSilicon Hi6421 PMU/Codec IC"
542 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
543 functions, such as regulators, RTC, codec, Coulomb counter, etc.
544 This driver includes core APIs _only_. You have to select
545 individual components like voltage regulators under corresponding
546 menus in order to enable them.
547 We communicate with the Hi6421 via memory-mapped I/O.
549 config MFD_HI6421_SPMI
550 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
556 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
557 multi-functions, such as regulators, RTC, codec, Coulomb counter,
560 This driver includes core APIs _only_. You have to select
561 individual components like voltage regulators under corresponding
562 menus in order to enable them.
563 We communicate with the Hi6421v600 via a SPMI bus.
565 config MFD_HI655X_PMIC
566 tristate "HiSilicon Hi655X series PMU/Codec IC"
567 depends on ARCH_HISI || COMPILE_TEST
573 Select this option to enable Hisilicon hi655x series pmic driver.
575 config MFD_INTEL_QUARK_I2C_GPIO
576 tristate "Intel Quark MFD I2C GPIO"
579 depends on COMMON_CLK
582 This MFD provides support for I2C and GPIO that exist only
583 in a single PCI device. It splits the 2 IO devices to
584 their respective IO driver.
585 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
588 tristate "Intel ICH LPC"
593 The LPC bridge function of the Intel ICH provides support for
594 many functional units. This driver provides needed support for
595 other drivers to control these functions, currently GPIO and
599 tristate "Intel SCH LPC"
603 LPC bridge function of the Intel SCH provides support for
604 System Management Bus and General Purpose I/O.
606 config INTEL_SOC_PMIC
607 bool "Support for Crystal Cove PMIC"
608 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
609 depends on (X86 && ACPI) || COMPILE_TEST
610 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
615 Select this option to enable support for Crystal Cove PMIC
616 on some Intel SoC systems. The PMIC provides ADC, GPIO,
617 thermal, charger and related power management functions
620 This option is a bool as it provides an ACPI OpRegion which must be
621 available before any devices using it are probed. This option also
622 causes the designware-i2c driver to be builtin for the same reason.
624 config INTEL_SOC_PMIC_BXTWC
625 tristate "Support for Intel Broxton Whiskey Cove PMIC"
626 depends on MFD_INTEL_PMC_BXT
630 Select this option to enable support for Whiskey Cove PMIC
631 on Intel Broxton systems. The PMIC provides ADC, GPIO,
632 thermal, charger and related power management functions
635 config INTEL_SOC_PMIC_CHTWC
636 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
637 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
638 depends on X86 || COMPILE_TEST
639 depends on I2C_DESIGNWARE_PLATFORM=y
644 Select this option to enable support for the Intel Cherry Trail
645 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
647 This option is a bool as it provides an ACPI OpRegion which must be
648 available before any devices using it are probed. This option also
649 causes the designware-i2c driver to be builtin for the same reason.
651 config INTEL_SOC_PMIC_CHTDC_TI
652 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
654 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
661 Select this option for supporting Dollar Cove (TI version) PMIC
662 device that is found on some Intel Cherry Trail systems.
664 This option is a bool as it provides an ACPI OpRegion which must be
665 available before any devices using it are probed. This option also
666 needs the designware-i2c driver to be builtin for the same reason.
668 config INTEL_SOC_PMIC_MRFLD
669 tristate "Support for Intel Merrifield Basin Cove PMIC"
676 Select this option for supporting Basin Cove PMIC device
677 that is found on Intel Merrifield systems.
679 config MFD_INTEL_LPSS
684 config MFD_INTEL_LPSS_ACPI
685 tristate "Intel Low Power Subsystem support in ACPI mode"
686 select MFD_INTEL_LPSS
687 depends on X86 && ACPI
689 This driver supports Intel Low Power Subsystem (LPSS) devices such as
690 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
693 config MFD_INTEL_LPSS_PCI
694 tristate "Intel Low Power Subsystem support in PCI mode"
695 select MFD_INTEL_LPSS
696 depends on X86 && PCI
698 This driver supports Intel Low Power Subsystem (LPSS) devices such as
699 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
702 config MFD_INTEL_PMC_BXT
703 tristate "Intel PMC Driver for Broxton"
705 depends on X86_PLATFORM_DEVICES
710 This driver provides support for the PMC (Power Management
711 Controller) on Intel Broxton and Apollo Lake. The PMC is a
712 multi-function device that exposes IPC, General Control
713 Register and P-unit access. In addition this creates devices
714 for iTCO watchdog and telemetry that are part of the PMC.
716 config MFD_IPAQ_MICRO
717 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
718 depends on SA1100_H3600
721 Select this to get support for the Microcontroller found in
722 the Compaq iPAQ handheld computers. This is an Atmel
723 AT90LS8535 microcontroller flashed with a special iPAQ
724 firmware using the custom protocol implemented in this driver.
727 tristate "Azoteq IQS620A/621/622/624/625 core support"
732 Say Y here if you want to build core support for the Azoteq IQS620A,
733 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
734 options must be selected to enable device-specific functions.
736 To compile this driver as a module, choose M here: the module will
739 config MFD_JANZ_CMODIO
740 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
744 This is the core driver for the Janz CMOD-IO PCI MODULbus
745 carrier board. This device is a PCI to MODULbus bridge which may
746 host many different types of MODULbus daughterboards, including
747 CAN and GPIO controllers.
750 tristate "Kontron module PLD device"
753 This is the core driver for the PLD (Programmable Logic Device) found
754 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
755 well as on some other Kontron products. The PLD device may provide
756 functions like watchdog, GPIO, UART and I2C bus.
758 This driver can also be built as a module. If so, the module
759 will be called kempld-core.
762 tristate "Marvell 88PM800"
768 This supports for Marvell 88PM800 Power Management IC.
769 This includes the I2C driver and the core APIs _only_, you have to
770 select individual components like voltage regulators, RTC and
771 battery-charger under the corresponding menus.
774 tristate "Marvell 88PM805"
780 This supports for Marvell 88PM805 Power Management IC. This includes
781 the I2C driver and the core APIs _only_, you have to select individual
782 components like codec device, headset/Mic device under the
786 bool "Marvell 88PM8606/88PM8607"
791 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
792 This includes the I2C driver and the core APIs _only_, you have to
793 select individual components like voltage regulators, RTC and
794 battery-charger under the corresponding menus.
797 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
804 Say yes here to add support for Maxim Semiconductor MAX14577 and
805 MAX77836 Micro-USB ICs with battery charger.
806 This driver provides common support for accessing the device;
807 additional drivers must be enabled in order to use the functionality
811 tristate "Analog Devices MAX77541/77540 PMIC Support"
817 Say yes here to add support for Analog Devices MAX77541 and
818 MAX77540 Power Management ICs. This driver provides
819 common support for accessing the device; additional drivers
820 must be enabled in order to use the functionality of the device.
821 There are regulators and adc.
824 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
832 Say yes here to add support for Maxim Semiconductor MAX77620 and
833 MAX20024 which are Power Management IC with General purpose pins,
834 RTC, regulators, clock generator, watchdog etc. This driver
835 provides common support for accessing the device; additional drivers
836 must be enabled in order to use the functionality of the device.
839 tristate "Maxim MAX77650/77651 PMIC Support"
846 Say Y here to add support for Maxim Semiconductor MAX77650 and
847 MAX77651 Power Management ICs. This is the core multifunction
848 driver for interacting with the device. The module name is
849 'max77650'. Additional drivers can be enabled in order to use
850 the following functionalities of the device: GPIO, regulator,
854 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
862 Say yes here to add support for Maxim Semiconductor MAX77686 and
863 MAX77802 which are Power Management IC with an RTC on chip.
864 This driver provides common support for accessing the device;
865 additional drivers must be enabled in order to use the functionality
869 tristate "Maxim Semiconductor MAX77693 PMIC Support"
875 Say yes here to add support for Maxim Semiconductor MAX77693.
876 This is a companion Power Management IC with Flash, Haptic, Charger,
877 and MUIC(Micro USB Interface Controller) controls on chip.
878 This driver provides common support for accessing the device;
879 additional drivers must be enabled in order to use the functionality
883 tristate "Maxim Semiconductor MAX77714 PMIC Support"
889 Say yes here to add support for Maxim Semiconductor MAX77714.
890 This is a Power Management IC with 4 buck regulators, 9
891 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
892 provides common support for accessing the device; additional
893 drivers must be enabled in order to use each functionality of the
897 bool "Maxim Semiconductor MAX77843 PMIC Support"
903 Say yes here to add support for Maxim Semiconductor MAX77843.
904 This is companion Power Management IC with LEDs, Haptic, Charger,
905 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
906 This driver provides common support for accessing the device;
907 additional drivers must be enabled in order to use the functionality
911 tristate "Maxim Semiconductor MAX8907 PMIC Support"
917 Say yes here to add support for Maxim Semiconductor MAX8907. This is
918 a Power Management IC. This driver provides common support for
919 accessing the device; additional drivers must be enabled in order
920 to use the functionality of the device.
923 bool "Maxim Semiconductor MAX8925 PMIC Support"
927 Say yes here to add support for Maxim Semiconductor MAX8925. This is
928 a Power Management IC. This driver provides common support for
929 accessing the device, additional drivers must be enabled in order
930 to use the functionality of the device.
933 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
938 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
939 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
940 MUIC controls on chip.
941 This driver provides common support for accessing the device;
942 additional drivers must be enabled in order to use the functionality
946 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
951 Say yes here to add support for Maxim Semiconductor MAX8998 and
952 National Semiconductor LP3974. This is a Power Management IC.
953 This driver provides common support for accessing the device,
954 additional drivers must be enabled in order to use the functionality
958 tristate "Mediatek MT6360 SubPMIC"
965 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
966 PMU part includes Charger, Flashlight, RGB LED
967 PMIC part includes 2-channel BUCKs and 2-channel LDOs
968 LDO part includes 4-channel LDOs
971 tristate "MediaTek MT6370 SubPMIC"
977 Say Y here to enable MT6370 SubPMIC functional support.
978 It consists of a single cell battery charger with ADC monitoring, RGB
979 LEDs, dual channel flashlight, WLED backlight driver, display bias
980 voltage supply, one general purpose LDO, and the USB Type-C & PD
981 controller complies with the latest USB Type-C and PD standards.
983 This driver can also be built as a module. If so, the module
984 will be called "mt6370".
987 tristate "MediaTek MT6397 PMIC Support"
991 Say yes here to add support for MediaTek MT6397 PMIC. This is
992 a Power Management IC. This driver provides common support for
993 accessing the device; additional drivers must be enabled in order
994 to use the functionality of the device.
997 tristate "MEN 14F021P00 Board Management Controller Support"
1001 Say yes here to add support for the MEN 14F021P00 BMC
1002 which is a Board Management Controller connected to the I2C bus.
1003 The device supports multiple sub-devices like LED, HWMON and WDT.
1004 This driver provides common support for accessing the devices;
1005 additional drivers must be enabled in order to use the
1006 functionality of the BMC device.
1008 This driver can also be built as a module. If so the module
1009 will be called menf21bmc.
1012 tristate "Microsemi Ocelot External Control Support"
1013 depends on SPI_MASTER
1017 Ocelot is a family of networking chips that support multiple ethernet
1018 and fibre interfaces. In addition to networking, they contain several
1019 other functions, including pinctrl, MDIO, and communication with
1020 external chips. While some chips have an internal processor capable of
1021 running an OS, others don't. All chips can be controlled externally
1022 through different interfaces, including SPI, I2C, and PCIe.
1024 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
1025 VSC7513, VSC7514) controlled externally.
1027 To compile this driver as a module, choose M here: the module will be
1033 bool "Motorola EZXPCAP Support"
1034 depends on SPI_MASTER
1036 This enables the PCAP ASIC present on EZX Phones. This is
1037 needed for MMC, TouchScreen, Sound, USB, etc..
1040 tristate "Support for Motorola CPCAP"
1047 Say yes here if you want to include driver for CPCAP.
1048 It is used on many Motorola phones and tablets as a PMIC.
1049 At least Motorola Droid 4 is known to use CPCAP.
1051 config MFD_VIPERBOARD
1052 tristate "Nano River Technologies Viperboard"
1057 Say yes here if you want support for Nano River Technologies
1059 There are mfd cell drivers available for i2c master, adc and
1060 both gpios found on the board. The spi part does not yet
1062 You need to select the mfd cell drivers separately.
1063 The drivers do not support all features the board exposes.
1066 tristate "Netronix embedded controller (EC)"
1072 Say yes here if you want to support the embedded controller found in
1073 certain e-book readers designed by the original design manufacturer
1077 tristate "Nokia Retu and Tahvo multi-function device"
1082 Retu and Tahvo are a multi-function devices found on Nokia
1083 Internet Tablets (770, N800 and N810).
1086 tristate "NXP PCF50633"
1090 Say yes here if you have NXP PCF50633 chip on your board.
1091 This core driver provides register access and IRQ handling
1092 facilities, and registers devices for the various functions
1093 so that function-specific drivers can bind to them.
1096 tristate "NXP PCF50633 ADC"
1097 depends on MFD_PCF50633
1099 Say yes here if you want to include support for ADC in the
1102 config PCF50633_GPIO
1103 tristate "NXP PCF50633 GPIO"
1104 depends on MFD_PCF50633
1106 Say yes here if you want to include support GPIO for pins on
1110 tristate "Qualcomm PM8xxx PMIC chips driver"
1111 depends on (ARM || HEXAGON || COMPILE_TEST)
1112 select IRQ_DOMAIN_HIERARCHY
1116 If you say yes to this option, support will be included for the
1117 built-in PM8xxx PMIC chips.
1119 This is required if your board has a PM8xxx and uses its features,
1120 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1122 Say M here if you want to include support for PM8xxx chips as a
1123 module. This will build a module called "pm8xxx-core".
1126 tristate "Qualcomm Resource Power Manager (RPM)"
1127 depends on ARCH_QCOM && OF
1129 If you say yes to this option, support will be included for the
1130 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1133 This is required to access many regulators, clocks and bus
1134 frequencies controlled by the RPM on these devices.
1136 Say M here if you want to include support for the Qualcomm RPM as a
1137 module. This will build a module called "qcom_rpm".
1139 config MFD_SPMI_PMIC
1140 tristate "Qualcomm SPMI PMICs"
1141 depends on ARCH_QCOM || COMPILE_TEST
1146 This enables support for the Qualcomm SPMI PMICs.
1147 These PMICs are currently used with the Snapdragon 800 series of
1148 SoCs. Note, that this will only be useful paired with descriptions
1149 of the independent functions as children nodes in the device tree.
1151 Say M here if you want to include support for the SPMI PMIC
1152 series as a module. The module will be called "qcom-spmi-pmic".
1155 tristate "Silergy SY7636A voltage regulator"
1157 select MFD_SIMPLE_MFD_I2C
1159 Enable support for Silergy SY7636A voltage regulator.
1161 To enable support for building sub-devices as modules,
1165 tristate "RDC R-321x southbridge"
1169 Say yes here if you want to have support for the RDC R-321x SoC
1170 southbridge which provides access to GPIOs and Watchdog using the
1171 southbridge PCI device configuration space.
1174 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1179 This enables support for the Richtek RT4831 that includes 4 channel
1180 WLED driving and Display Bias Voltage. It's commonly used to provide
1181 power to the LCD display and LCD backlight.
1184 tristate "Richtek RT5033 Power Management IC"
1190 This driver provides for the Richtek RT5033 Power Management IC,
1191 which includes the I2C driver and the Core APIs. This driver provides
1192 common support for accessing the device. The device supports multiple
1193 sub-devices like charger, fuel gauge, flash LED, current source,
1197 tristate "Richtek RT5120 Power Management IC"
1203 The enables support for Richtek RT5120 PMIC. It includes four high
1204 efficiency buck converters and one LDO voltage regulator. The device
1205 is targeted at providing the CPU voltage, memory, I/O and peripheral
1206 power rails in home entertainment devices.
1209 bool "Ricoh RC5T583 Power Management system device"
1214 Select this option to get support for the RICOH583 Power
1215 Management system device.
1216 This driver provides common support for accessing the device
1217 through i2c interface. The device supports multiple sub-devices
1218 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1219 Additional drivers must be enabled in order to use the
1220 different functionality of the device.
1226 config MFD_RK8XX_I2C
1227 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1228 depends on I2C && OF
1234 If you say yes here you get support for the RK805, RK808, RK809,
1235 RK817 and RK818 Power Management chips.
1236 This driver provides common support for accessing the device
1237 through I2C interface. The device supports multiple sub-devices
1238 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1240 config MFD_RK8XX_SPI
1241 tristate "Rockchip RK806 Power Management Chip"
1242 depends on SPI && OF
1248 If you say yes here you get support for the RK806 Power Management
1250 This driver provides common support for accessing the device
1251 through an SPI interface. The device supports multiple sub-devices
1252 including interrupts, LDO & DCDC regulators, and power on-key.
1255 tristate "Ricoh RN5T567/618 PMIC"
1262 Say yes here to add support for the Ricoh RN5T567,
1263 RN5T618, RC5T619 PMIC.
1264 This driver provides common support for accessing the device,
1265 additional drivers must be enabled in order to use the
1266 functionality of the device.
1269 tristate "Samsung Electronics PMIC Series Support"
1276 Support for the Samsung Electronics PMIC devices coming
1277 usually along with Samsung Exynos SoC chipset.
1278 This driver provides common support for accessing the device,
1279 additional drivers must be enabled in order to use the functionality
1282 To compile this driver as a module, choose M here: the
1283 module will be called sec-core.
1284 Have in mind that important core drivers (like regulators) depend
1285 on this driver so building this as a module might require proper
1286 initial ramdisk or might not boot up as well in certain scenarios.
1288 config MFD_SI476X_CORE
1289 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1294 This is the core driver for the SI476x series of AM/FM
1295 radio. This MFD driver connects the radio-si476x V4L2 module
1296 and the si476x audio codec.
1298 To compile this driver as a module, choose M here: the
1299 module will be called si476x-core.
1301 config MFD_SIMPLE_MFD_I2C
1307 This driver creates a single register map with the intention for it
1308 to be shared by all sub-devices.
1310 Once the register map has been successfully initialised, any
1311 sub-devices represented by child nodes in Device Tree will be
1312 subsequently registered.
1315 tristate "Kontron sl28cpld Board Management Controller"
1317 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1318 select MFD_SIMPLE_MFD_I2C
1320 Say yes here to enable support for the Kontron sl28cpld board
1321 management controller.
1323 It can be found on the following boards:
1327 tristate "Silicon Motion SM501"
1330 This is the core driver for the Silicon Motion SM501 multimedia
1331 companion chip. This device is a multifunction device which may
1332 provide numerous interfaces including USB host controller, USB gadget,
1333 asynchronous serial ports, audio functions, and a dual display video
1334 interface. The device may be connected by PCI or local bus with
1335 varying functions enabled.
1337 config MFD_SM501_GPIO
1338 bool "Export GPIO via GPIO layer"
1339 depends on MFD_SM501 && GPIOLIB
1341 This option uses the gpio library layer to export the 64 GPIO
1342 lines on the SM501. The platform data is used to supply the
1343 base number for the first GPIO line to register.
1346 tristate "Skyworks Solutions SKY81452"
1351 This is the core driver for the Skyworks SKY81452 backlight and
1352 voltage regulator device.
1354 This driver can also be built as a module. If so, the module
1355 will be called sky81452.
1357 config MFD_SC27XX_PMIC
1358 tristate "Spreadtrum SC27xx PMICs"
1359 depends on ARCH_SPRD || COMPILE_TEST
1360 depends on SPI_MASTER
1365 This enables support for the Spreadtrum SC27xx PMICs with SPI
1366 interface. The SC27xx series PMICs integrate power management,
1367 audio codec, battery management and user interface support
1368 function (such as RTC, Typec, indicator and so on) in a single chip.
1370 This driver provides common support for accessing the SC27xx PMICs,
1371 and it also adds the irq_chip parts for handling the PMIC chip events.
1374 tristate "Renesas RZ/G2L MTU3a core driver"
1375 depends on (ARCH_RZG2L && OF) || COMPILE_TEST
1378 Select this option to enable Renesas RZ/G2L MTU3a core driver for
1379 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available
1380 on SoCs from Renesas. The core driver shares the clk and channel
1381 register access for the other child devices like Counter, PWM,
1382 Clock Source, and Clock event.
1385 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1386 depends on ARCH_U8500 || COMPILE_TEST
1387 default y if ARCH_U8500
1389 Say yes here if you have the ABX500 Mixed Signal IC family
1390 chips. This core driver expose register access functions.
1391 Functionality specific drivers using these functions can
1392 remain unchanged when IC changes. Binding of the functions to
1393 actual register access is done by the IC core driver.
1396 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1397 depends on ABX500_CORE && MFD_DB8500_PRCMU
1402 Select this option to enable access to AB8500 power management
1403 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1404 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1405 the irq_chip parts for handling the Mixed Signal chip events.
1406 This chip embeds various other multimedia functionalities as well.
1408 config MFD_DB8500_PRCMU
1409 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1410 depends on UX500_SOC_DB8500
1413 Select this option to enable support for the DB8500 Power Reset
1414 and Control Management Unit. This is basically an autonomous
1415 system controller running an XP70 microprocessor, which is accessed
1416 through a register map.
1419 bool "STMicroelectronics STMPE"
1420 depends on (I2C=y || SPI_MASTER=y)
1424 Support for the STMPE family of I/O Expanders from
1427 Currently supported devices are:
1429 STMPE811: GPIO, Touchscreen, ADC
1430 STMPE1601: GPIO, Keypad
1431 STMPE1801: GPIO, Keypad
1432 STMPE2401: GPIO, Keypad
1433 STMPE2403: GPIO, Keypad
1435 This driver provides common support for accessing the device,
1436 additional drivers must be enabled in order to use the functionality
1437 of the device. Currently available sub drivers are:
1440 Keypad: stmpe-keypad
1441 Touchscreen: stmpe-ts
1444 menu "STMicroelectronics STMPE Interface Drivers"
1445 depends on MFD_STMPE
1448 bool "STMicroelectronics STMPE I2C Interface"
1452 This is used to enable I2C interface of STMPE
1455 bool "STMicroelectronics STMPE SPI Interface"
1456 depends on SPI_MASTER
1458 This is used to enable SPI interface of STMPE
1462 bool "STMicroelectronics STA2X11"
1467 config MFD_SUN6I_PRCM
1468 bool "Allwinner A31/A23/A33 PRCM controller"
1469 depends on ARCH_SUNXI || COMPILE_TEST
1472 Support for the PRCM (Power/Reset/Clock Management) unit available
1473 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1474 hardware, but they do not use this driver.
1477 bool "System Controller Register R/W Based on Regmap"
1480 Select this option to enable accessing system control registers
1483 config MFD_TI_AM335X_TSCADC
1484 tristate "TI ADC / Touch Screen chip support"
1489 If you say yes here you get support for Texas Instruments series
1490 of Touch Screen /ADC chips.
1491 To compile this driver as a module, choose M here: the
1492 module will be called ti_am335x_tscadc.
1495 tristate "TI/National Semiconductor LP3943 MFD Driver"
1500 Support for the TI/National Semiconductor LP3943.
1501 This driver consists of GPIO and PWM drivers.
1502 With these functionalities, it can be used for LED string control or
1503 general usage such like a GPIO controller and a PWM controller.
1506 bool "TI LP8788 Power Management Unit Driver"
1512 TI LP8788 PMU supports regulators, battery charger, RTC,
1513 ADC, backlight driver and current sinks.
1516 tristate "TI Lighting Management Unit driver"
1521 Say yes here to enable support for TI LMU chips.
1522 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1523 LM36274. It consists of backlight, LED and regulator driver.
1524 It provides consistent device controls for lighting functions.
1526 config MFD_OMAP_USB_HOST
1527 bool "TI OMAP USBHS core and TLL driver"
1528 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1529 depends on COMMON_CLK
1532 This is the core driver for the OAMP EHCI and OHCI drivers.
1533 This MFD driver does the required setup functionalities for
1534 OMAP USB Host drivers.
1537 tristate "TI Palmas series chips"
1543 If you say yes here you get support for the Palmas
1544 series of PMIC chips from Texas Instruments.
1547 tristate "TI TPS61050/61052 Boost Converters"
1552 select REGULATOR_FIXED_VOLTAGE
1554 This option enables a driver for the TP61050/TPS61052
1555 high-power "white LED driver". This boost converter is
1556 sometimes used for other things than white LEDs, and
1557 also contains a GPIO pin.
1560 tristate "TI TPS6501x Power Management chips"
1561 depends on I2C && GPIOLIB
1562 default MACH_OMAP_OSK
1564 If you say yes here you get support for the TPS6501x series of
1565 Power Management chips. These include voltage regulators,
1566 lithium ion/polymer battery charging, and other features that
1567 are often used in portable devices like cell phones and cameras.
1569 This driver can also be built as a module. If so, the module
1570 will be called tps65010.
1573 tristate "TI TPS6507x Power Management / Touch Screen chips"
1577 If you say yes here you get support for the TPS6507x series of
1578 Power Management / Touch Screen chips. These include voltage
1579 regulators, lithium ion/polymer battery charging, touch screen
1580 and other features that are often used in portable devices.
1581 This driver can also be built as a module. If so, the module
1582 will be called tps6507x.
1585 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1592 If you say yes here you get support for the TPS65086 series of
1593 Power Management chips.
1594 This driver provides common support for accessing the device,
1595 additional drivers must be enabled in order to use the
1596 functionality of the device.
1598 config TPS65911_COMPARATOR
1602 bool "TI TPS65090 Power Management chips"
1608 If you say yes here you get support for the TPS65090 series of
1609 Power Management chips.
1610 This driver provides common support for accessing the device,
1611 additional drivers must be enabled in order to use the
1612 functionality of the device.
1615 tristate "TI TPS65217 Power Management / White LED chips"
1616 depends on I2C && OF
1621 If you say yes here you get support for the TPS65217 series of
1622 Power Management / White LED chips.
1623 These include voltage regulators, lithium ion/polymer battery
1624 charger, wled and other features that are often used in portable
1627 This driver can also be built as a module. If so, the module
1628 will be called tps65217.
1630 config MFD_TI_LP873X
1631 tristate "TI LP873X Power Management IC"
1636 If you say yes here then you get support for the LP873X series of
1637 Power Management Integrated Circuits (PMIC).
1638 These include voltage regulators, thermal protection, configurable
1639 General Purpose Outputs (GPO) that are used in portable devices.
1641 This driver can also be built as a module. If so, the module
1642 will be called lp873x.
1644 config MFD_TI_LP87565
1645 tristate "TI LP87565 Power Management IC"
1646 depends on I2C && OF
1650 If you say yes here then you get support for the LP87565 series of
1651 Power Management Integrated Circuits (PMIC).
1652 These include voltage regulators, thermal protection, configurable
1653 General Purpose Outputs (GPO) that are used in portable devices.
1655 This driver can also be built as a module. If so, the module
1656 will be called lp87565.
1659 tristate "TI TPS65218 Power Management chips"
1660 depends on I2C && OF
1665 If you say yes here you get support for the TPS65218 series of
1666 Power Management chips.
1667 These include voltage regulators, gpio and other features
1668 that are often used in portable devices.
1670 This driver can also be built as a module. If so, the module
1671 will be called tps65218.
1674 tristate "TI TPS65219 Power Management IC"
1675 depends on I2C && OF
1680 If you say yes here you get support for the TPS65219 series of Power
1681 Management ICs. These include voltage regulators, GPIOs and
1682 push/power button that is often used in portable devices.
1684 This driver can also be built as a module. If so, the module
1685 will be called tps65219.
1688 bool "TI TPS6586x Power Management chips"
1693 If you say yes here you get support for the TPS6586X series of
1694 Power Management chips.
1695 This driver provides common support for accessing the device,
1696 additional drivers must be enabled in order to use the
1697 functionality of the device.
1699 This driver can also be built as a module. If so, the module
1700 will be called tps6586x.
1703 bool "TI TPS65910 Power Management chip"
1705 depends on GPIOLIB || COMPILE_TEST
1711 if you say yes here you get support for the TPS65910 series of
1712 Power Management chips.
1720 config MFD_TPS65912_I2C
1721 tristate "TI TPS65912 Power Management chip with I2C"
1726 If you say yes here you get support for the TPS65912 series of
1727 PM chips with I2C interface.
1729 config MFD_TPS65912_SPI
1730 tristate "TI TPS65912 Power Management chip with SPI"
1733 depends on SPI_MASTER
1735 If you say yes here you get support for the TPS65912 series of
1736 PM chips with SPI interface.
1744 config MFD_TPS6594_I2C
1745 tristate "TI TPS6594 Power Management chip with I2C"
1751 If you say yes here you get support for the TPS6594 series of
1752 PM chips with I2C interface.
1754 This driver can also be built as a module. If so, the module
1755 will be called tps6594-i2c.
1757 config MFD_TPS6594_SPI
1758 tristate "TI TPS6594 Power Management chip with SPI"
1762 depends on SPI_MASTER
1764 If you say yes here you get support for the TPS6594 series of
1765 PM chips with SPI interface.
1767 This driver can also be built as a module. If so, the module
1768 will be called tps6594-spi.
1771 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1776 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1777 This core driver provides register access and IRQ handling
1778 facilities, and registers devices for the various functions
1779 so that function-specific drivers can bind to them.
1781 These multi-function chips are found on many OMAP2 and OMAP3
1782 boards, providing power management, RTC, GPIO, keypad, a
1783 high speed USB OTG transceiver, an audio codec (on most
1784 versions) and many other features.
1786 config TWL4030_POWER
1787 bool "TI TWL4030 power resources"
1788 depends on TWL4030_CORE && ARM
1790 Say yes here if you want to use the power resources on the
1791 TWL4030 family chips. Most of these resources are regulators,
1792 which have a separate driver; some are control signals, such
1793 as clock request handshaking.
1795 This driver uses board-specific data to initialize the resources
1796 and load scripts controlling which resources are switched off/on
1797 or reset when a sleep, wakeup or warm reset event occurs.
1799 config MFD_TWL4030_AUDIO
1800 bool "TI TWL4030 Audio"
1801 depends on TWL4030_CORE
1806 bool "TI TWL6040 audio codec"
1813 Say yes here if you want support for Texas Instruments TWL6040 audio
1815 This driver provides common support for accessing the device,
1816 additional drivers must be enabled in order to use the
1817 functionality of the device (audio, vibra).
1820 bool "TI TWL92330/Menelaus PM chip"
1821 depends on I2C=y && ARCH_OMAP2
1823 If you say yes here you get support for the Texas Instruments
1824 TWL92330/Menelaus Power Management chip. This include voltage
1825 regulators, Dual slot memory card transceivers, real-time clock
1826 and other features that are often used in portable devices like
1827 cell phones and PDAs.
1829 config MFD_WL1273_CORE
1830 tristate "TI WL1273 FM radio"
1835 This is the core driver for the TI WL1273 FM radio. This MFD
1836 driver connects the radio-wl1273 V4L2 module and the wl1273
1840 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1845 Say yes here to enable support for National Semiconductor / TI
1846 LM3533 Lighting Power chips.
1848 This driver provides common support for accessing the device;
1849 additional drivers must be enabled in order to use the LED,
1850 backlight or ambient-light-sensor functionality of the device.
1852 config MFD_TIMBERDALE
1853 tristate "Timberdale FPGA"
1855 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1857 This is the core driver for the timberdale FPGA. This device is a
1858 multifunction device which exposes numerous platform devices.
1860 The timberdale FPGA can be found on the Intel Atom development board
1861 for in-vehicle infontainment, called Russellville.
1864 bool "Toshiba TC35892 and variants"
1869 Support for the Toshiba TC35892 and variants I/O Expander.
1871 This driver provides common support for accessing the device,
1872 additional drivers must be enabled in order to use the
1873 functionality of the device.
1876 tristate "TQ-Systems IO controller TQMX86"
1879 Say yes here to enable support for various functions of the
1880 TQ-Systems IO controller and watchdog device, found on their
1881 ComExpress CPU modules.
1884 tristate "VIA VX855/VX875 integrated south bridge"
1888 Say yes here to enable support for various functions of the
1889 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1890 and/or vx855_gpio drivers for this to do anything useful.
1892 config MFD_LOCHNAGAR
1893 bool "Cirrus Logic Lochnagar Audio Development Board"
1896 depends on I2C=y && OF
1898 Support for Cirrus Logic Lochnagar audio development board.
1906 config MFD_ARIZONA_I2C
1907 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1912 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1913 audio SoC core functionality controlled via I2C.
1915 config MFD_ARIZONA_SPI
1916 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1919 depends on SPI_MASTER
1921 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1922 audio SoC core functionality controlled via SPI.
1925 bool "Cirrus Logic CS47L24 and WM1831"
1926 depends on MFD_ARIZONA
1928 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1931 bool "Wolfson Microelectronics WM5102"
1932 depends on MFD_ARIZONA
1934 Support for Wolfson Microelectronics WM5102 low power audio SoC
1937 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1938 depends on MFD_ARIZONA
1940 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1944 bool "Wolfson Microelectronics WM8997"
1945 depends on MFD_ARIZONA
1947 Support for Wolfson Microelectronics WM8997 low power audio SoC
1950 bool "Wolfson Microelectronics WM8998"
1951 depends on MFD_ARIZONA
1953 Support for Wolfson Microelectronics WM8998 low power audio SoC
1956 bool "Wolfson Microelectronics WM8400"
1961 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1962 CODEC. This driver provides common support for accessing
1963 the device, additional drivers must be enabled in order to use
1964 the functionality of the device.
1969 config MFD_WM831X_I2C
1970 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1977 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1978 when controlled using I2C. This driver provides common support
1979 for accessing the device, additional drivers must be enabled in
1980 order to use the functionality of the device.
1982 config MFD_WM831X_SPI
1983 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1988 depends on SPI_MASTER
1990 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1991 when controlled using SPI. This driver provides common support
1992 for accessing the device, additional drivers must be enabled in
1993 order to use the functionality of the device.
1998 config MFD_WM8350_I2C
1999 bool "Wolfson Microelectronics WM8350 with I2C"
2004 The WM8350 is an integrated audio and power management
2005 subsystem with watchdog and RTC functionality for embedded
2006 systems. This option enables core support for the WM8350 with
2007 I2C as the control interface. Additional options must be
2008 selected to enable support for the functionality of the chip.
2011 tristate "Wolfson Microelectronics WM8994"
2017 The WM8994 is a highly integrated hi-fi CODEC designed for
2018 smartphone applications. As well as audio functionality it
2019 has on board GPIO and regulator functionality which is
2020 supported via the relevant subsystems. This driver provides
2021 core support for the WM8994, in order to use the actual
2022 functionality of the device other drivers must be enabled.
2025 tristate "Wolfson Microelectronics WM97xx"
2028 select AC97_BUS_COMPAT
2029 depends on AC97_BUS_NEW
2031 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
2032 designed for smartphone applications. As well as audio functionality
2033 it has on board GPIO and a touchscreen functionality which is
2034 supported via the relevant subsystems. This driver provides core
2035 support for the WM97xx, in order to use the actual functionality of
2036 the device other drivers must be enabled.
2039 tristate "Support for ST Microelectronics STw481x"
2040 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
2044 Select this option to enable the STw481x chip driver used
2045 in various ST Microelectronics and ST-Ericsson embedded
2048 config MFD_ROHM_BD718XX
2049 tristate "ROHM BD71837 Power Management IC"
2056 Select this option to get support for the ROHM BD71837
2057 Power Management ICs. BD71837 is designed to power processors like
2058 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2059 and emergency shut down as well as 32,768KHz clock output.
2061 config MFD_ROHM_BD71828
2062 tristate "ROHM BD71828 and BD71815 Power Management IC"
2069 Select this option to get support for the ROHM BD71828 and BD71815
2070 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2071 management ICs mainly for battery-powered portable devices.
2072 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2073 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2074 also a single-cell linear charger, a Coulomb counter, a real-time
2075 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2077 config MFD_ROHM_BD957XMUF
2078 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2085 Select this option to get support for the ROHM BD9576MUF and
2086 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2087 designed to be used to power R-Car series processors.
2089 config MFD_STM32_LPTIMER
2090 tristate "Support for STM32 Low-Power Timer"
2091 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2096 Select this option to enable STM32 Low-Power Timer driver
2097 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2098 resources are also dealt with here.
2100 To compile this driver as a module, choose M here: the
2101 module will be called stm32-lptimer.
2103 config MFD_STM32_TIMERS
2104 tristate "Support for STM32 Timers"
2105 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2110 Select this option to enable STM32 timers driver used
2111 for PWM and IIO Timer. This driver allow to share the
2112 registers between the others drivers.
2115 tristate "Support for STPMIC1 PMIC"
2116 depends on (I2C=y && OF)
2121 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2122 key, watchdog and regulator functionalities which are supported via
2123 the relevant subsystems. This driver provides core support for the
2124 STPMIC1. In order to use the actual functionality of the device other
2125 drivers must be enabled.
2127 To compile this driver as a module, choose M here: the
2128 module will be called stpmic1.
2131 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2137 Support for the STMicroelectronics Multi-Function eXpander.
2139 This driver provides common support for accessing the device,
2140 additional drivers must be enabled in order to use the functionality
2144 tristate "Support for WCD9340/WCD9341 Codec"
2147 select REGMAP_SLIMBUS
2151 Support for the Qualcomm WCD9340/WCD9341 Codec.
2152 This driver provides common support WCD934x audio codec and its
2153 associated Pin Controller, Soundwire Controller and Audio codec.
2161 config MFD_ATC260X_I2C
2162 tristate "Actions Semi ATC260x PMICs with I2C"
2167 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2169 This driver provides common support for accessing the ATC2603C
2170 and ATC2609A chip variants, additional drivers must be enabled
2171 in order to use the functionality of the device.
2173 config MFD_KHADAS_MCU
2174 tristate "Support for Khadas System control Microcontroller"
2176 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2180 Support for the Khadas System control Microcontroller interface
2181 present on their VIM and Edge boards.
2183 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2186 It provides multiple boot control features like password check,
2187 power-on options, power-off control and system FAN control on recent
2190 This driver provides common support for accessing the device,
2191 additional drivers must be enabled in order to use the functionality
2194 config MFD_ACER_A500_EC
2195 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2197 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2201 Support for Embedded Controller found on Acer Iconia Tab A500.
2202 The controller itself is ENE KB930, it is running firmware
2203 customized for the specific needs of the Acer A500 hardware.
2205 config MFD_QCOM_PM8008
2206 tristate "QCOM PM8008 Power Management IC"
2207 depends on I2C && OF
2211 Select this option to get support for the Qualcomm Technologies, Inc.
2212 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2213 all the necessary power management, housekeeping, and interface
2214 support functions into a single IC. This driver provides common
2215 support for accessing the device by instantiating all the child nodes
2216 under it in the device tree. Additional drivers must be enabled in
2217 order to use the functionality of the device.
2219 menu "Multimedia Capabilities Port drivers"
2220 depends on ARCH_SA1100
2227 tristate "Support SA11x0 MCP interface"
2228 depends on ARCH_SA1100
2233 tristate "Support for UCB1200 / UCB1300"
2234 depends on MCP_SA11X0
2237 config MCP_UCB1200_TS
2238 tristate "Touchscreen interface support"
2239 depends on MCP_UCB1200 && INPUT
2243 config MFD_VEXPRESS_SYSREG
2244 tristate "Versatile Express System Registers"
2245 depends on VEXPRESS_CONFIG && GPIOLIB
2247 select GPIO_GENERIC_PLATFORM
2251 System Registers are the platform configuration block
2252 on the ARM Ltd. Versatile Express board.
2255 tristate "RAVE SP MCU core driver"
2256 depends on SERIAL_DEV_BUS
2259 Select this to get support for the Supervisory Processor
2260 device found on several devices in RAVE line of hardware.
2263 bool "SGI IOC3 core driver"
2264 depends on PCI && MIPS && 64BIT
2267 This option enables basic support for the SGI IOC3-based
2268 controller cards. This option does not enable any specific
2269 functions on such a card, but provides necessary infrastructure
2270 for other drivers to utilize.
2272 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2273 then say Y. Otherwise say N.
2275 config MFD_INTEL_M10_BMC_CORE
2281 config MFD_INTEL_M10_BMC_SPI
2282 tristate "Intel MAX 10 Board Management Controller with SPI"
2283 depends on SPI_MASTER
2284 select MFD_INTEL_M10_BMC_CORE
2285 select REGMAP_SPI_AVMM
2287 Support for the Intel MAX 10 board management controller using the
2290 This driver provides common support for accessing the device,
2291 additional drivers must be enabled in order to use the functionality
2294 config MFD_INTEL_M10_BMC_PMCI
2295 tristate "Intel MAX 10 Board Management Controller with PMCI"
2297 select MFD_INTEL_M10_BMC_CORE
2300 Support for the Intel MAX 10 board management controller via PMCI.
2302 This driver provides common support for accessing the device,
2303 additional drivers must be enabled in order to use the functionality
2307 tristate "Renesas Synchronization Management Unit with I2C"
2308 depends on I2C && OF
2312 Support for the Renesas Synchronization Management Unit, such as
2313 Clockmatrix and 82P33XXX series. This option supports I2C as
2314 the control interface.
2316 This driver provides common support for accessing the device.
2317 Additional drivers must be enabled in order to use the functionality
2321 tristate "Renesas Synchronization Management Unit with SPI"
2322 depends on SPI && OF
2326 Support for the Renesas Synchronization Management Unit, such as
2327 Clockmatrix and 82P33XXX series. This option supports SPI as
2328 the control interface.
2330 This driver provides common support for accessing the device.
2331 Additional drivers must be enabled in order to use the functionality