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))
19 This is the core driver for CS5535/CS5536 MFD functions. This is
20 necessary for using the board's GPIO and MFGPT functionality.
22 config MFD_ALTERA_A10SR
23 bool "Altera Arria10 DevKit System Resource chip"
24 depends on ARCH_SOCFPGA && SPI_MASTER=y && OF
28 Support for the Altera Arria10 DevKit MAX5 System Resource chip
29 using the SPI interface. This driver provides common support for
30 accessing the external gpio extender (LEDs & buttons) and
31 power supply alarms (hwmon).
33 config MFD_ALTERA_SYSMGR
34 bool "Altera SOCFPGA System Manager"
35 depends on (ARCH_SOCFPGA || ARCH_STRATIX10) && OF
38 Select this to get System Manager support for all Altera branded
39 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
40 using regmap_mmio accesses for ARM32 parts and SMC calls to
44 tristate "Active-semi ACT8945A"
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
51 linear regulators, along with a complete ActivePath battery
54 config MFD_SUN4I_GPADC
55 tristate "Allwinner sunxi platforms' GPADC MFD driver"
59 depends on ARCH_SUNXI || COMPILE_TEST
60 depends on !TOUCHSCREEN_SUN4I
62 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
63 This driver will only map the hardware interrupt and registers, you
64 have to select individual drivers based on this MFD to be able to use
65 the ADC or the thermal sensor. This will try to probe the ADC driver
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
68 To compile this driver as a module, choose M here: the module will be
78 Support for the AS3711 PMIC from AMS
81 tristate "ams AS3722 Power Management IC"
85 depends on I2C=y && OF
87 The ams AS3722 is a compact system PMU suitable for mobile phones,
88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
89 controllers, 11 LDOs, RTC, automatic battery, temperature and
90 over current monitoring, GPIOs, ADC and a watchdog.
93 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
96 Say yes here to add support for Analog Devices AD5520 and ADP5501,
97 Multifunction Power Management IC. This includes
98 the I2C driver and the core APIs _only_, you have to select
99 individual components like LCD backlight, LEDs, GPIOs and Kepad
100 under the corresponding menus.
102 config MFD_AAT2870_CORE
103 bool "AnalogicTech AAT2870"
106 depends on GPIOLIB || COMPILE_TEST
108 If you say yes here you get support for the AAT2870.
109 This driver provides common support for accessing the device,
110 additional drivers must be enabled in order to use the
111 functionality of the device.
113 config MFD_AT91_USART
114 tristate "AT91 USART Driver"
116 depends on ARCH_AT91 || COMPILE_TEST
118 Select this to get support for AT91 USART IP. This is a wrapper
119 over at91-usart-serial driver and usart-spi-driver. Only one function
120 can be used at a time. The choice is done at boot time by the probe
121 function of this MFD driver according to a device tree property.
123 config MFD_ATMEL_FLEXCOM
124 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
128 Select this to get support for Atmel Flexcom. This is a wrapper
129 which embeds a SPI controller, a I2C controller and a USART. Only
130 one function can be used at a time. The choice is done at boot time
131 by the probe function of this MFD driver according to a device tree
134 config MFD_ATMEL_HLCDC
135 tristate "Atmel HLCDC (High-end LCD Controller)"
140 If you say yes here you get support for the HLCDC block.
141 This driver provides common support for accessing the device,
142 additional drivers must be enabled in order to use the
143 functionality of the device.
150 tristate "Broadcom BCM590xx PMUs"
155 Support for the BCM590xx PMUs from Broadcom
158 tristate "ROHM BD9571MWV PMIC"
164 Support for the ROHM BD9571MWV PMIC, which contains single
165 voltage regulator, voltage sampling units, GPIO block and
168 This driver can also be built as a module. If so, the module
169 will be called bd9571mwv.
172 tristate "X-Powers AC100"
176 If you say Y here you get support for the X-Powers AC100 audio codec
178 This driver include only the core APIs. You have to select individual
179 components like codecs or RTC under the corresponding menus.
186 config MFD_AXP20X_I2C
187 tristate "X-Powers AXP series PMICs with I2C"
192 If you say Y here you get support for the X-Powers AXP series power
193 management ICs (PMICs) controlled with I2C.
194 This driver include only the core APIs. You have to select individual
195 components like regulators or the PEK (Power Enable Key) under the
198 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
199 (builtin) and not a module, as the OpRegion must be available as
200 soon as possible. For the same reason the I2C bus driver options
201 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
203 config MFD_AXP20X_RSB
204 tristate "X-Powers AXP series PMICs with RSB"
208 If you say Y here you get support for the X-Powers AXP series power
209 management ICs (PMICs) controlled with RSB.
210 This driver include only the core APIs. You have to select individual
211 components like regulators or the PEK (Power Enable Key) under the
214 config MFD_CROS_EC_DEV
215 tristate "ChromeOS Embedded Controller multifunction device"
220 Select this to get support for ChromeOS Embedded Controller
221 sub-devices. This driver will instantiate additional drivers such
222 as RTC, USBPD, etc. but you have to select the individual drivers.
224 To compile this driver as a module, choose M here: the module will be
228 tristate "Cirrus Logic Madera codecs"
234 select PINCTRL_MADERA
236 Support for the Cirrus Logic Madera platform audio codecs
238 config MFD_MADERA_I2C
239 tristate "Cirrus Logic Madera codecs with I2C"
240 depends on MFD_MADERA
244 Support for the Cirrus Logic Madera platform audio SoC
245 core functionality controlled via I2C.
247 config MFD_MADERA_SPI
248 tristate "Cirrus Logic Madera codecs with SPI"
249 depends on MFD_MADERA
250 depends on SPI_MASTER
253 Support for the Cirrus Logic Madera platform audio SoC
254 core functionality controlled via SPI.
257 bool "Cirrus Logic CS47L15"
258 select PINCTRL_CS47L15
259 depends on MFD_MADERA
261 Support for Cirrus Logic CS47L15 Smart Codec
264 bool "Cirrus Logic CS47L35"
265 select PINCTRL_CS47L35
266 depends on MFD_MADERA
268 Support for Cirrus Logic CS47L35 Smart Codec
271 bool "Cirrus Logic CS47L85"
272 select PINCTRL_CS47L85
273 depends on MFD_MADERA
275 Support for Cirrus Logic CS47L85 Smart Codec
278 bool "Cirrus Logic CS47L90/91"
279 select PINCTRL_CS47L90
280 depends on MFD_MADERA
282 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
285 bool "Cirrus Logic CS47L92/93"
286 select PINCTRL_CS47L92
287 depends on MFD_MADERA
289 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
294 depends on ARM || COMPILE_TEST
297 This driver supports the ASIC3 multifunction chip found on many
298 PDAs (mainly iPAQ and HTC based ones)
301 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
304 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
305 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
306 usually found on PXA processors-based platforms. This includes
307 the I2C driver and the core APIs _only_, you have to select
308 individual components like LCD backlight, voltage regulators,
309 LEDs and battery-charger under the corresponding menus.
315 config MFD_DA9052_SPI
316 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
320 depends on SPI_MASTER=y
322 Support for the Dialog Semiconductor DA9052 PMIC
323 when controlled using SPI. This driver provides common support
324 for accessing the device, additional drivers must be enabled in
325 order to use the functionality of the device.
327 config MFD_DA9052_I2C
328 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
334 Support for the Dialog Semiconductor DA9052 PMIC
335 when controlled using I2C. This driver provides common support
336 for accessing the device, additional drivers must be enabled in
337 order to use the functionality of the device.
340 bool "Dialog Semiconductor DA9055 PMIC Support"
346 Say yes here for support of Dialog Semiconductor DA9055. This is
347 a Power Management IC. This driver provides common support for
348 accessing the device as well as the I2C interface to the chip itself.
349 Additional drivers must be enabled in order to use the functionality
352 This driver can be built as a module. If built as a module it will be
356 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
362 Say yes here for support for the Dialog Semiconductor DA9061 and
364 This includes the I2C driver and core APIs.
365 Additional drivers must be enabled in order to use the functionality
369 tristate "Dialog Semiconductor DA9063 PMIC Support"
375 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
376 This includes the I2C driver and core APIs.
377 Additional drivers must be enabled in order to use the functionality
381 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
387 This adds support for the DA9150 integrated charger and fuel-gauge
388 chip. This driver provides common support for accessing the device.
389 Additional drivers must be enabled in order to use the specific
390 features of the device.
393 tristate "Diolan DLN2 support"
397 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
398 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
399 etc. must be enabled in order to use the functionality of
402 config MFD_ENE_KB3930
403 tristate "ENE KB3930 Embedded Controller support"
405 depends on MACH_MMP3_DT || COMPILE_TEST
408 This adds support for the power-off functionality and access to
409 the registers that control LEDS and USB port power on ENE KB3930
410 Embedded Controller. To use the LED functionality LEDS_ARIEL must
413 config MFD_EXYNOS_LPASS
414 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
415 depends on ARCH_EXYNOS || COMPILE_TEST
419 Select this option to enable support for Samsung Exynos Low Power
422 config MFD_GATEWORKS_GSC
423 tristate "Gateworks System Controller"
424 depends on (I2C && OF)
429 Enable support for the Gateworks System Controller (GSC) found
430 on Gateworks Single Board Computers supporting system functions
431 such as push-button monitor, multiple ADC's for voltage and
432 temperature monitoring, fan controller and watchdog monitor.
433 This driver provides common support for accessing the device.
434 Additional drivers must be enabled in order to use the
435 functionality of the device.
439 depends on (SPI_MASTER || I2C)
443 Enable support for the Freescale MC13783 and MC13892 PMICs.
444 This driver provides common support for accessing the device,
445 additional drivers must be enabled in order to use the
446 functionality of the device.
448 config MFD_MC13XXX_SPI
449 tristate "Freescale MC13783 and MC13892 SPI interface"
450 depends on SPI_MASTER
454 Select this if your MC13xxx is connected via an SPI bus.
456 config MFD_MC13XXX_I2C
457 tristate "Freescale MC13892 I2C interface"
462 Select this if your MC13xxx is connected via an I2C bus.
465 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
469 Select this option to enable support for Monolithic Power Systems
470 battery charger. This provides ADC, thermal and battery charger power
471 management functions.
474 tristate "Freescale i.MX23/i.MX28 LRADC"
475 depends on ARCH_MXS || COMPILE_TEST
479 Say yes here to build support for the Low Resolution
480 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
481 processors. This driver provides common support for accessing the
482 device, additional drivers must be enabled in order to use the
483 functionality of the device:
484 mxs-lradc-adc for ADC readings
485 mxs-lradc-ts for touchscreen support
487 This driver can also be built as a module. If so, the module will be
490 config MFD_MX25_TSADC
491 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
493 depends on (SOC_IMX25 && OF) || COMPILE_TEST
495 Enable support for the integrated Touchscreen and ADC unit of the
496 i.MX25 processors. They consist of a conversion queue for general
497 purpose ADC and a queue for Touchscreens.
499 config MFD_HI6421_PMIC
500 tristate "HiSilicon Hi6421 PMU/Codec IC"
505 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
506 functions, such as regulators, RTC, codec, Coulomb counter, etc.
507 This driver includes core APIs _only_. You have to select
508 individual components like voltage regulators under corresponding
509 menus in order to enable them.
510 We communicate with the Hi6421 via memory-mapped I/O.
512 config MFD_HI655X_PMIC
513 tristate "HiSilicon Hi655X series PMU/Codec IC"
514 depends on ARCH_HISI || COMPILE_TEST
520 Select this option to enable Hisilicon hi655x series pmic driver.
523 tristate "HTC PASIC3 LED/DS1WM chip support"
526 This core driver provides register access for the LED/DS1WM
527 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
528 HTC Magician devices, respectively. Actual functionality is
529 handled by the leds-pasic3 and ds1wm drivers.
532 bool "HTC I2C PLD chip support"
533 depends on I2C=y && GPIOLIB
535 If you say yes here you get support for the supposed CPLD
536 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
537 This device provides input and output GPIOs through an I2C
538 interface to one or more sub-chips.
540 config MFD_INTEL_QUARK_I2C_GPIO
541 tristate "Intel Quark MFD I2C GPIO"
544 depends on COMMON_CLK
547 This MFD provides support for I2C and GPIO that exist only
548 in a single PCI device. It splits the 2 IO devices to
549 their respective IO driver.
550 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
553 tristate "Intel ICH LPC"
557 The LPC bridge function of the Intel ICH provides support for
558 many functional units. This driver provides needed support for
559 other drivers to control these functions, currently GPIO and
563 tristate "Intel SCH LPC"
567 LPC bridge function of the Intel SCH provides support for
568 System Management Bus and General Purpose I/O.
570 config INTEL_SOC_PMIC
571 bool "Support for Crystal Cove PMIC"
572 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
573 depends on X86 || COMPILE_TEST
574 depends on I2C_DESIGNWARE_PLATFORM=y
579 Select this option to enable support for Crystal Cove PMIC
580 on some Intel SoC systems. The PMIC provides ADC, GPIO,
581 thermal, charger and related power management functions
584 This option is a bool as it provides an ACPI OpRegion which must be
585 available before any devices using it are probed. This option also
586 causes the designware-i2c driver to be builtin for the same reason.
588 config INTEL_SOC_PMIC_BXTWC
589 tristate "Support for Intel Broxton Whiskey Cove PMIC"
590 depends on MFD_INTEL_PMC_BXT
594 Select this option to enable support for Whiskey Cove PMIC
595 on Intel Broxton systems. The PMIC provides ADC, GPIO,
596 thermal, charger and related power management functions
599 config INTEL_SOC_PMIC_CHTWC
600 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
601 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
602 depends on X86 || COMPILE_TEST
603 depends on I2C_DESIGNWARE_PLATFORM=y
608 Select this option to enable support for the Intel Cherry Trail
609 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
611 This option is a bool as it provides an ACPI OpRegion which must be
612 available before any devices using it are probed. This option also
613 causes the designware-i2c driver to be builtin for the same reason.
615 config INTEL_SOC_PMIC_CHTDC_TI
616 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
625 Select this option for supporting Dollar Cove (TI version) PMIC
626 device that is found on some Intel Cherry Trail systems.
628 config INTEL_SOC_PMIC_MRFLD
629 tristate "Support for Intel Merrifield Basin Cove PMIC"
636 Select this option for supporting Basin Cove PMIC device
637 that is found on Intel Merrifield systems.
639 config MFD_INTEL_LPSS
644 config MFD_INTEL_LPSS_ACPI
645 tristate "Intel Low Power Subsystem support in ACPI mode"
646 select MFD_INTEL_LPSS
647 depends on X86 && ACPI
649 This driver supports Intel Low Power Subsystem (LPSS) devices such as
650 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
653 config MFD_INTEL_LPSS_PCI
654 tristate "Intel Low Power Subsystem support in PCI mode"
655 select MFD_INTEL_LPSS
656 depends on X86 && PCI
658 This driver supports Intel Low Power Subsystem (LPSS) devices such as
659 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
662 config MFD_INTEL_MSIC
667 Select this option to enable access to Intel MSIC (Avatele
668 Passage) chip. This chip embeds audio, battery, GPIO, etc.
669 devices used in Intel Medfield platforms.
671 config MFD_INTEL_PMC_BXT
672 tristate "Intel PMC Driver for Broxton"
674 depends on X86_PLATFORM_DEVICES
679 This driver provides support for the PMC (Power Management
680 Controller) on Intel Broxton and Apollo Lake. The PMC is a
681 multi-function device that exposes IPC, General Control
682 Register and P-unit access. In addition this creates devices
683 for iTCO watchdog and telemetry that are part of the PMC.
686 tristate "Intel Platform Monitoring Technology (PMT) support"
690 The Intel Platform Monitoring Technology (PMT) is an interface that
691 provides access to hardware monitor registers. This driver supports
692 Telemetry, Watcher, and Crashlog PMT capabilities/devices for
693 platforms starting from Tiger Lake.
695 config MFD_IPAQ_MICRO
696 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
697 depends on SA1100_H3100 || SA1100_H3600
700 Select this to get support for the Microcontroller found in
701 the Compaq iPAQ handheld computers. This is an Atmel
702 AT90LS8535 microcontroller flashed with a special iPAQ
703 firmware using the custom protocol implemented in this driver.
706 tristate "Azoteq IQS620A/621/622/624/625 core support"
711 Say Y here if you want to build core support for the Azoteq IQS620A,
712 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
713 options must be selected to enable device-specific functions.
715 To compile this driver as a module, choose M here: the module will
718 config MFD_JANZ_CMODIO
719 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
723 This is the core driver for the Janz CMOD-IO PCI MODULbus
724 carrier board. This device is a PCI to MODULbus bridge which may
725 host many different types of MODULbus daughterboards, including
726 CAN and GPIO controllers.
729 tristate "Kontron module PLD device"
732 This is the core driver for the PLD (Programmable Logic Device) found
733 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
734 well as on some other Kontron products. The PLD device may provide
735 functions like watchdog, GPIO, UART and I2C bus.
737 This driver can also be built as a module. If so, the module
738 will be called kempld-core.
741 tristate "Marvell 88PM800"
747 This supports for Marvell 88PM800 Power Management IC.
748 This includes the I2C driver and the core APIs _only_, you have to
749 select individual components like voltage regulators, RTC and
750 battery-charger under the corresponding menus.
753 tristate "Marvell 88PM805"
759 This supports for Marvell 88PM805 Power Management IC. This includes
760 the I2C driver and the core APIs _only_, you have to select individual
761 components like codec device, headset/Mic device under the
765 bool "Marvell 88PM8606/88PM8607"
770 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
771 This includes the I2C driver and the core APIs _only_, you have to
772 select individual components like voltage regulators, RTC and
773 battery-charger under the corresponding menus.
776 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
783 Say yes here to add support for Maxim Semiconductor MAX14577 and
784 MAX77836 Micro-USB ICs with battery charger.
785 This driver provides common support for accessing the device;
786 additional drivers must be enabled in order to use the functionality
790 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
792 depends on OF || COMPILE_TEST
798 Say yes here to add support for Maxim Semiconductor MAX77620 and
799 MAX20024 which are Power Management IC with General purpose pins,
800 RTC, regulators, clock generator, watchdog etc. This driver
801 provides common support for accessing the device; additional drivers
802 must be enabled in order to use the functionality of the device.
805 tristate "Maxim MAX77650/77651 PMIC Support"
807 depends on OF || COMPILE_TEST
812 Say Y here to add support for Maxim Semiconductor MAX77650 and
813 MAX77651 Power Management ICs. This is the core multifunction
814 driver for interacting with the device. The module name is
815 'max77650'. Additional drivers can be enabled in order to use
816 the following functionalities of the device: GPIO, regulator,
820 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
822 depends on OF || COMPILE_TEST
828 Say yes here to add support for Maxim Semiconductor MAX77686 and
829 MAX77802 which are Power Management IC with an RTC on chip.
830 This driver provides common support for accessing the device;
831 additional drivers must be enabled in order to use the functionality
835 tristate "Maxim Semiconductor MAX77693 PMIC Support"
841 Say yes here to add support for Maxim Semiconductor MAX77693.
842 This is a companion Power Management IC with Flash, Haptic, Charger,
843 and MUIC(Micro USB Interface Controller) controls on chip.
844 This driver provides common support for accessing the device;
845 additional drivers must be enabled in order to use the functionality
849 bool "Maxim Semiconductor MAX77843 PMIC Support"
855 Say yes here to add support for Maxim Semiconductor MAX77843.
856 This is companion Power Management IC with LEDs, Haptic, Charger,
857 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
858 This driver provides common support for accessing the device;
859 additional drivers must be enabled in order to use the functionality
863 tristate "Maxim Semiconductor MAX8907 PMIC Support"
869 Say yes here to add support for Maxim Semiconductor MAX8907. This is
870 a Power Management IC. This driver provides common support for
871 accessing the device; additional drivers must be enabled in order
872 to use the functionality of the device.
875 bool "Maxim Semiconductor MAX8925 PMIC Support"
879 Say yes here to add support for Maxim Semiconductor MAX8925. This is
880 a Power Management IC. This driver provides common support for
881 accessing the device, additional drivers must be enabled in order
882 to use the functionality of the device.
885 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
890 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
891 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
892 MUIC controls on chip.
893 This driver provides common support for accessing the device;
894 additional drivers must be enabled in order to use the functionality
898 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
903 Say yes here to add support for Maxim Semiconductor MAX8998 and
904 National Semiconductor LP3974. This is a Power Management IC.
905 This driver provides common support for accessing the device,
906 additional drivers must be enabled in order to use the functionality
910 tristate "Mediatek MT6360 SubPMIC"
916 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
917 PMU part includes Charger, Flashlight, RGB LED
918 PMIC part includes 2-channel BUCKs and 2-channel LDOs
919 LDO part includes 4-channel LDOs
922 tristate "MediaTek MT6397 PMIC Support"
926 Say yes here to add support for MediaTek MT6397 PMIC. This is
927 a Power Management IC. This driver provides common support for
928 accessing the device; additional drivers must be enabled in order
929 to use the functionality of the device.
932 tristate "MEN 14F021P00 Board Management Controller Support"
936 Say yes here to add support for the MEN 14F021P00 BMC
937 which is a Board Management Controller connected to the I2C bus.
938 The device supports multiple sub-devices like LED, HWMON and WDT.
939 This driver provides common support for accessing the devices;
940 additional drivers must be enabled in order to use the
941 functionality of the BMC device.
943 This driver can also be built as a module. If so the module
944 will be called menf21bmc.
947 bool "Motorola EZXPCAP Support"
948 depends on SPI_MASTER
950 This enables the PCAP ASIC present on EZX Phones. This is
951 needed for MMC, TouchScreen, Sound, USB, etc..
954 tristate "Support for Motorola CPCAP"
956 depends on OF || COMPILE_TEST
961 Say yes here if you want to include driver for CPCAP.
962 It is used on many Motorola phones and tablets as a PMIC.
963 At least Motorola Droid 4 is known to use CPCAP.
965 config MFD_VIPERBOARD
966 tristate "Nano River Technologies Viperboard"
971 Say yes here if you want support for Nano River Technologies
973 There are mfd cell drivers available for i2c master, adc and
974 both gpios found on the board. The spi part does not yet
976 You need to select the mfd cell drivers separately.
977 The drivers do not support all features the board exposes.
980 tristate "Nokia Retu and Tahvo multi-function device"
985 Retu and Tahvo are a multi-function devices found on Nokia
986 Internet Tablets (770, N800 and N810).
989 tristate "NXP PCF50633"
993 Say yes here if you have NXP PCF50633 chip on your board.
994 This core driver provides register access and IRQ handling
995 facilities, and registers devices for the various functions
996 so that function-specific drivers can bind to them.
999 tristate "NXP PCF50633 ADC"
1000 depends on MFD_PCF50633
1002 Say yes here if you want to include support for ADC in the
1005 config PCF50633_GPIO
1006 tristate "NXP PCF50633 GPIO"
1007 depends on MFD_PCF50633
1009 Say yes here if you want to include support GPIO for pins on
1013 tristate "Philips UCB1400 Core driver"
1017 This enables support for the Philips UCB1400 core functions.
1018 The UCB1400 is an AC97 audio codec.
1020 To compile this driver as a module, choose M here: the
1021 module will be called ucb1400_core.
1024 tristate "Qualcomm PM8xxx PMIC chips driver"
1025 depends on (ARM || HEXAGON || COMPILE_TEST)
1026 select IRQ_DOMAIN_HIERARCHY
1030 If you say yes to this option, support will be included for the
1031 built-in PM8xxx PMIC chips.
1033 This is required if your board has a PM8xxx and uses its features,
1034 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1036 Say M here if you want to include support for PM8xxx chips as a
1037 module. This will build a module called "pm8xxx-core".
1040 tristate "Qualcomm Resource Power Manager (RPM)"
1041 depends on ARCH_QCOM && OF
1043 If you say yes to this option, support will be included for the
1044 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1047 This is required to access many regulators, clocks and bus
1048 frequencies controlled by the RPM on these devices.
1050 Say M here if you want to include support for the Qualcomm RPM as a
1051 module. This will build a module called "qcom_rpm".
1053 config MFD_SPMI_PMIC
1054 tristate "Qualcomm SPMI PMICs"
1055 depends on ARCH_QCOM || COMPILE_TEST
1060 This enables support for the Qualcomm SPMI PMICs.
1061 These PMICs are currently used with the Snapdragon 800 series of
1062 SoCs. Note, that this will only be useful paired with descriptions
1063 of the independent functions as children nodes in the device tree.
1065 Say M here if you want to include support for the SPMI PMIC
1066 series as a module. The module will be called "qcom-spmi-pmic".
1069 tristate "RDC R-321x southbridge"
1073 Say yes here if you want to have support for the RDC R-321x SoC
1074 southbridge which provides access to GPIOs and Watchdog using the
1075 southbridge PCI device configuration space.
1078 tristate "Richtek RT5033 Power Management IC"
1084 This driver provides for the Richtek RT5033 Power Management IC,
1085 which includes the I2C driver and the Core APIs. This driver provides
1086 common support for accessing the device. The device supports multiple
1087 sub-devices like charger, fuel gauge, flash LED, current source,
1091 bool "Ricoh RC5T583 Power Management system device"
1096 Select this option to get support for the RICOH583 Power
1097 Management system device.
1098 This driver provides common support for accessing the device
1099 through i2c interface. The device supports multiple sub-devices
1100 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1101 Additional drivers must be enabled in order to use the
1102 different functionality of the device.
1105 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1106 depends on I2C && OF
1111 If you say yes here you get support for the RK805, RK808, RK809,
1112 RK817 and RK818 Power Management chips.
1113 This driver provides common support for accessing the device
1114 through I2C interface. The device supports multiple sub-devices
1115 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1118 tristate "Ricoh RN5T567/618 PMIC"
1125 Say yes here to add support for the Ricoh RN5T567,
1126 RN5T618, RC5T619 PMIC.
1127 This driver provides common support for accessing the device,
1128 additional drivers must be enabled in order to use the
1129 functionality of the device.
1132 tristate "Samsung Electronics PMIC Series Support"
1138 Support for the Samsung Electronics PMIC devices coming
1139 usually along with Samsung Exynos SoC chipset.
1140 This driver provides common support for accessing the device,
1141 additional drivers must be enabled in order to use the functionality
1144 To compile this driver as a module, choose M here: the
1145 module will be called sec-core.
1146 Have in mind that important core drivers (like regulators) depend
1147 on this driver so building this as a module might require proper
1148 initial ramdisk or might not boot up as well in certain scenarios.
1150 config MFD_SI476X_CORE
1151 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1156 This is the core driver for the SI476x series of AM/FM
1157 radio. This MFD driver connects the radio-si476x V4L2 module
1158 and the si476x audio codec.
1160 To compile this driver as a module, choose M here: the
1161 module will be called si476x-core.
1163 config MFD_SIMPLE_MFD_I2C
1168 This driver creates a single register map with the intention for it
1169 to be shared by all sub-devices.
1171 Once the register map has been successfully initialised, any
1172 sub-devices represented by child nodes in Device Tree will be
1173 subsequently registered.
1176 tristate "Kontron sl28cpld Board Management Controller"
1178 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1179 select MFD_SIMPLE_MFD_I2C
1181 Say yes here to enable support for the Kontron sl28cpld board
1182 management controller.
1184 It can be found on the following boards:
1188 tristate "Silicon Motion SM501"
1191 This is the core driver for the Silicon Motion SM501 multimedia
1192 companion chip. This device is a multifunction device which may
1193 provide numerous interfaces including USB host controller, USB gadget,
1194 asynchronous serial ports, audio functions, and a dual display video
1195 interface. The device may be connected by PCI or local bus with
1196 varying functions enabled.
1198 config MFD_SM501_GPIO
1199 bool "Export GPIO via GPIO layer"
1200 depends on MFD_SM501 && GPIOLIB
1202 This option uses the gpio library layer to export the 64 GPIO
1203 lines on the SM501. The platform data is used to supply the
1204 base number for the first GPIO line to register.
1207 tristate "Skyworks Solutions SKY81452"
1212 This is the core driver for the Skyworks SKY81452 backlight and
1213 voltage regulator device.
1215 This driver can also be built as a module. If so, the module
1216 will be called sky81452.
1218 config MFD_SC27XX_PMIC
1219 tristate "Spreadtrum SC27xx PMICs"
1220 depends on ARCH_SPRD || COMPILE_TEST
1221 depends on SPI_MASTER
1226 This enables support for the Spreadtrum SC27xx PMICs with SPI
1227 interface. The SC27xx series PMICs integrate power management,
1228 audio codec, battery management and user interface support
1229 function (such as RTC, Typec, indicator and so on) in a single chip.
1231 This driver provides common support for accessing the SC27xx PMICs,
1232 and it also adds the irq_chip parts for handling the PMIC chip events.
1235 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1236 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1238 Say yes here if you have the ABX500 Mixed Signal IC family
1239 chips. This core driver expose register access functions.
1240 Functionality specific drivers using these functions can
1241 remain unchanged when IC changes. Binding of the functions to
1242 actual register access is done by the IC core driver.
1245 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1246 depends on I2C=y && ABX500_CORE
1248 default y if ARCH_U300
1250 Select this to enable the AB3100 Mixed Signal IC core
1251 functionality. This connects to a AB3100 on the I2C bus
1252 and expose a number of symbols needed for dependent devices
1253 to read and write registers and subscribe to events from
1254 this multi-functional IC. This is needed to use other features
1255 of the AB3100 such as battery-backed RTC, charging control,
1256 LEDs, vibrator, system power and temperature, power management
1260 tristate "ST-Ericsson AB3100 OTP functions"
1261 depends on AB3100_CORE
1262 default y if AB3100_CORE
1264 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1265 programmable memory) support. This exposes a sysfs file to read
1269 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1270 depends on ABX500_CORE && MFD_DB8500_PRCMU
1275 Select this option to enable access to AB8500 power management
1276 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1277 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1278 the irq_chip parts for handling the Mixed Signal chip events.
1279 This chip embeds various other multimedia functionalities as well.
1282 bool "Enable debug info via debugfs"
1283 depends on AB8500_GPADC && DEBUG_FS
1284 default y if DEBUG_FS
1286 Select this option if you want debug information using the debug
1287 filesystem, debugfs.
1289 config MFD_DB8500_PRCMU
1290 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1291 depends on UX500_SOC_DB8500
1294 Select this option to enable support for the DB8500 Power Reset
1295 and Control Management Unit. This is basically an autonomous
1296 system controller running an XP70 microprocessor, which is accessed
1297 through a register map.
1300 bool "STMicroelectronics STMPE"
1301 depends on (I2C=y || SPI_MASTER=y)
1305 Support for the STMPE family of I/O Expanders from
1308 Currently supported devices are:
1310 STMPE811: GPIO, Touchscreen, ADC
1311 STMPE1601: GPIO, Keypad
1312 STMPE1801: GPIO, Keypad
1313 STMPE2401: GPIO, Keypad
1314 STMPE2403: GPIO, Keypad
1316 This driver provides common support for accessing the device,
1317 additional drivers must be enabled in order to use the functionality
1318 of the device. Currently available sub drivers are:
1321 Keypad: stmpe-keypad
1322 Touchscreen: stmpe-ts
1325 menu "STMicroelectronics STMPE Interface Drivers"
1326 depends on MFD_STMPE
1329 bool "STMicroelectronics STMPE I2C Interface"
1333 This is used to enable I2C interface of STMPE
1336 bool "STMicroelectronics STMPE SPI Interface"
1337 depends on SPI_MASTER
1339 This is used to enable SPI interface of STMPE
1343 bool "STMicroelectronics STA2X11"
1348 config MFD_SUN6I_PRCM
1349 bool "Allwinner A31 PRCM controller"
1350 depends on ARCH_SUNXI || COMPILE_TEST
1353 Support for the PRCM (Power/Reset/Clock Management) unit available
1357 bool "System Controller Register R/W Based on Regmap"
1360 Select this option to enable accessing system control registers
1363 config MFD_DAVINCI_VOICECODEC
1368 config MFD_TI_AM335X_TSCADC
1369 tristate "TI ADC / Touch Screen chip support"
1374 If you say yes here you get support for Texas Instruments series
1375 of Touch Screen /ADC chips.
1376 To compile this driver as a module, choose M here: the
1377 module will be called ti_am335x_tscadc.
1379 config MFD_DM355EVM_MSP
1380 bool "TI DaVinci DM355 EVM microcontroller"
1381 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1383 This driver supports the MSP430 microcontroller used on these
1384 boards. MSP430 firmware manages resets and power sequencing,
1385 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1388 tristate "TI/National Semiconductor LP3943 MFD Driver"
1393 Support for the TI/National Semiconductor LP3943.
1394 This driver consists of GPIO and PWM drivers.
1395 With these functionalities, it can be used for LED string control or
1396 general usage such like a GPIO controller and a PWM controller.
1399 bool "TI LP8788 Power Management Unit Driver"
1405 TI LP8788 PMU supports regulators, battery charger, RTC,
1406 ADC, backlight driver and current sinks.
1409 tristate "TI Lighting Management Unit driver"
1414 Say yes here to enable support for TI LMU chips.
1415 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1416 LM36274. It consists of backlight, LED and regulator driver.
1417 It provides consistent device controls for lighting functions.
1419 config MFD_OMAP_USB_HOST
1420 bool "TI OMAP USBHS core and TLL driver"
1421 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1422 depends on COMMON_CLK
1425 This is the core driver for the OAMP EHCI and OHCI drivers.
1426 This MFD driver does the required setup functionalities for
1427 OMAP USB Host drivers.
1430 bool "TI Palmas series chips"
1436 If you say yes here you get support for the Palmas
1437 series of PMIC chips from Texas Instruments.
1440 tristate "TI TPS61050/61052 Boost Converters"
1445 select REGULATOR_FIXED_VOLTAGE
1447 This option enables a driver for the TP61050/TPS61052
1448 high-power "white LED driver". This boost converter is
1449 sometimes used for other things than white LEDs, and
1450 also contains a GPIO pin.
1453 tristate "TI TPS6501x Power Management chips"
1454 depends on I2C && GPIOLIB
1455 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1457 If you say yes here you get support for the TPS6501x series of
1458 Power Management chips. These include voltage regulators,
1459 lithium ion/polymer battery charging, and other features that
1460 are often used in portable devices like cell phones and cameras.
1462 This driver can also be built as a module. If so, the module
1463 will be called tps65010.
1466 tristate "TI TPS6507x Power Management / Touch Screen chips"
1470 If you say yes here you get support for the TPS6507x series of
1471 Power Management / Touch Screen chips. These include voltage
1472 regulators, lithium ion/polymer battery charging, touch screen
1473 and other features that are often used in portable devices.
1474 This driver can also be built as a module. If so, the module
1475 will be called tps6507x.
1478 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1485 If you say yes here you get support for the TPS65086 series of
1486 Power Management chips.
1487 This driver provides common support for accessing the device,
1488 additional drivers must be enabled in order to use the
1489 functionality of the device.
1491 config TPS65911_COMPARATOR
1495 bool "TI TPS65090 Power Management chips"
1501 If you say yes here you get support for the TPS65090 series of
1502 Power Management chips.
1503 This driver provides common support for accessing the device,
1504 additional drivers must be enabled in order to use the
1505 functionality of the device.
1508 tristate "TI TPS65217 Power Management / White LED chips"
1509 depends on I2C && OF
1514 If you say yes here you get support for the TPS65217 series of
1515 Power Management / White LED chips.
1516 These include voltage regulators, lithium ion/polymer battery
1517 charger, wled and other features that are often used in portable
1520 This driver can also be built as a module. If so, the module
1521 will be called tps65217.
1524 bool "TI TPS68470 Power Management / LED chips"
1525 depends on ACPI && PCI && I2C=y
1526 depends on I2C_DESIGNWARE_PLATFORM=y
1530 If you say yes here you get support for the TPS68470 series of
1531 Power Management / LED chips.
1533 These include voltage regulators, LEDs and other features
1534 that are often used in portable devices.
1536 This option is a bool as it provides an ACPI operation
1537 region, which must be available before any of the devices
1538 using this are probed. This option also configures the
1539 designware-i2c driver to be built-in, for the same reason.
1541 config MFD_TI_LP873X
1542 tristate "TI LP873X Power Management IC"
1547 If you say yes here then you get support for the LP873X series of
1548 Power Management Integrated Circuits (PMIC).
1549 These include voltage regulators, thermal protection, configurable
1550 General Purpose Outputs (GPO) that are used in portable devices.
1552 This driver can also be built as a module. If so, the module
1553 will be called lp873x.
1555 config MFD_TI_LP87565
1556 tristate "TI LP87565 Power Management IC"
1557 depends on I2C && OF
1561 If you say yes here then you get support for the LP87565 series of
1562 Power Management Integrated Circuits (PMIC).
1563 These include voltage regulators, thermal protection, configurable
1564 General Purpose Outputs (GPO) that are used in portable devices.
1566 This driver can also be built as a module. If so, the module
1567 will be called lp87565.
1570 tristate "TI TPS65218 Power Management chips"
1571 depends on I2C && OF
1576 If you say yes here you get support for the TPS65218 series of
1577 Power Management chips.
1578 These include voltage regulators, gpio and other features
1579 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 tps65218.
1585 bool "TI TPS6586x Power Management chips"
1590 If you say yes here you get support for the TPS6586X series of
1591 Power Management chips.
1592 This driver provides common support for accessing the device,
1593 additional drivers must be enabled in order to use the
1594 functionality of the device.
1596 This driver can also be built as a module. If so, the module
1597 will be called tps6586x.
1600 bool "TI TPS65910 Power Management chip"
1602 depends on GPIOLIB || COMPILE_TEST
1608 if you say yes here you get support for the TPS65910 series of
1609 Power Management chips.
1617 config MFD_TPS65912_I2C
1618 tristate "TI TPS65912 Power Management chip with I2C"
1623 If you say yes here you get support for the TPS65912 series of
1624 PM chips with I2C interface.
1626 config MFD_TPS65912_SPI
1627 tristate "TI TPS65912 Power Management chip with SPI"
1630 depends on SPI_MASTER
1632 If you say yes here you get support for the TPS65912 series of
1633 PM chips with SPI interface.
1636 bool "TI TPS80031/TPS80032 Power Management chips"
1642 If you say yes here you get support for the Texas Instruments
1643 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1644 Path and Battery Charger. The device provides five configurable
1645 step-down converters, 11 general purpose LDOs, USB OTG Module,
1646 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1647 Power Path from USB, 32K clock generator.
1650 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1655 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1656 This core driver provides register access and IRQ handling
1657 facilities, and registers devices for the various functions
1658 so that function-specific drivers can bind to them.
1660 These multi-function chips are found on many OMAP2 and OMAP3
1661 boards, providing power management, RTC, GPIO, keypad, a
1662 high speed USB OTG transceiver, an audio codec (on most
1663 versions) and many other features.
1665 config TWL4030_POWER
1666 bool "TI TWL4030 power resources"
1667 depends on TWL4030_CORE && ARM
1669 Say yes here if you want to use the power resources on the
1670 TWL4030 family chips. Most of these resources are regulators,
1671 which have a separate driver; some are control signals, such
1672 as clock request handshaking.
1674 This driver uses board-specific data to initialize the resources
1675 and load scripts controlling which resources are switched off/on
1676 or reset when a sleep, wakeup or warm reset event occurs.
1678 config MFD_TWL4030_AUDIO
1679 bool "TI TWL4030 Audio"
1680 depends on TWL4030_CORE
1685 bool "TI TWL6040 audio codec"
1692 Say yes here if you want support for Texas Instruments TWL6040 audio
1694 This driver provides common support for accessing the device,
1695 additional drivers must be enabled in order to use the
1696 functionality of the device (audio, vibra).
1699 bool "TI TWL92330/Menelaus PM chip"
1700 depends on I2C=y && ARCH_OMAP2
1702 If you say yes here you get support for the Texas Instruments
1703 TWL92330/Menelaus Power Management chip. This include voltage
1704 regulators, Dual slot memory card transceivers, real-time clock
1705 and other features that are often used in portable devices like
1706 cell phones and PDAs.
1708 config MFD_WL1273_CORE
1709 tristate "TI WL1273 FM radio"
1714 This is the core driver for the TI WL1273 FM radio. This MFD
1715 driver connects the radio-wl1273 V4L2 module and the wl1273
1719 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1724 Say yes here to enable support for National Semiconductor / TI
1725 LM3533 Lighting Power chips.
1727 This driver provides common support for accessing the device;
1728 additional drivers must be enabled in order to use the LED,
1729 backlight or ambient-light-sensor functionality of the device.
1731 config MFD_TIMBERDALE
1732 tristate "Timberdale FPGA"
1734 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1736 This is the core driver for the timberdale FPGA. This device is a
1737 multifunction device which exposes numerous platform devices.
1739 The timberdale FPGA can be found on the Intel Atom development board
1740 for in-vehicle infontainment, called Russellville.
1743 bool "Toshiba TC35892 and variants"
1748 Support for the Toshiba TC35892 and variants I/O Expander.
1750 This driver provides common support for accessing the device,
1751 additional drivers must be enabled in order to use the
1752 functionality of the device.
1759 bool "Toshiba T7L66XB"
1760 depends on ARM && HAVE_CLK
1764 Support for Toshiba Mobile IO Controller T7L66XB
1767 bool "Toshiba TC6387XB"
1768 depends on ARM && HAVE_CLK
1772 Support for Toshiba Mobile IO Controller TC6387XB
1775 bool "Toshiba TC6393XB"
1776 depends on ARM && HAVE_CLK
1781 Support for Toshiba Mobile IO Controller TC6393XB
1784 tristate "TQ-Systems IO controller TQMX86"
1787 Say yes here to enable support for various functions of the
1788 TQ-Systems IO controller and watchdog device, found on their
1789 ComExpress CPU modules.
1792 tristate "VIA VX855/VX875 integrated south bridge"
1796 Say yes here to enable support for various functions of the
1797 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1798 and/or vx855_gpio drivers for this to do anything useful.
1800 config MFD_LOCHNAGAR
1801 bool "Cirrus Logic Lochnagar Audio Development Board"
1804 depends on I2C=y && OF
1806 Support for Cirrus Logic Lochnagar audio development board.
1814 config MFD_ARIZONA_I2C
1815 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1820 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1821 audio SoC core functionality controlled via I2C.
1823 config MFD_ARIZONA_SPI
1824 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1827 depends on SPI_MASTER
1829 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1830 audio SoC core functionality controlled via SPI.
1833 bool "Cirrus Logic CS47L24 and WM1831"
1834 depends on MFD_ARIZONA
1836 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1839 bool "Wolfson Microelectronics WM5102"
1840 depends on MFD_ARIZONA
1842 Support for Wolfson Microelectronics WM5102 low power audio SoC
1845 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1846 depends on MFD_ARIZONA
1848 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1852 bool "Wolfson Microelectronics WM8997"
1853 depends on MFD_ARIZONA
1855 Support for Wolfson Microelectronics WM8997 low power audio SoC
1858 bool "Wolfson Microelectronics WM8998"
1859 depends on MFD_ARIZONA
1861 Support for Wolfson Microelectronics WM8998 low power audio SoC
1864 bool "Wolfson Microelectronics WM8400"
1869 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1870 CODEC. This driver provides common support for accessing
1871 the device, additional drivers must be enabled in order to use
1872 the functionality of the device.
1877 config MFD_WM831X_I2C
1878 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1885 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1886 when controlled using I2C. This driver provides common support
1887 for accessing the device, additional drivers must be enabled in
1888 order to use the functionality of the device.
1890 config MFD_WM831X_SPI
1891 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1896 depends on SPI_MASTER
1898 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1899 when controlled using SPI. This driver provides common support
1900 for accessing the device, additional drivers must be enabled in
1901 order to use the functionality of the device.
1906 config MFD_WM8350_I2C
1907 bool "Wolfson Microelectronics WM8350 with I2C"
1912 The WM8350 is an integrated audio and power management
1913 subsystem with watchdog and RTC functionality for embedded
1914 systems. This option enables core support for the WM8350 with
1915 I2C as the control interface. Additional options must be
1916 selected to enable support for the functionality of the chip.
1919 tristate "Wolfson Microelectronics WM8994"
1925 The WM8994 is a highly integrated hi-fi CODEC designed for
1926 smartphone applications. As well as audio functionality it
1927 has on board GPIO and regulator functionality which is
1928 supported via the relevant subsystems. This driver provides
1929 core support for the WM8994, in order to use the actual
1930 functionality of the device other drivers must be enabled.
1933 tristate "Wolfson Microelectronics WM97xx"
1936 select AC97_BUS_COMPAT
1937 depends on AC97_BUS_NEW
1939 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1940 designed for smartphone applications. As well as audio functionality
1941 it has on board GPIO and a touchscreen functionality which is
1942 supported via the relevant subsystems. This driver provides core
1943 support for the WM97xx, in order to use the actual functionality of
1944 the device other drivers must be enabled.
1947 tristate "Support for ST Microelectronics STw481x"
1948 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1952 Select this option to enable the STw481x chip driver used
1953 in various ST Microelectronics and ST-Ericsson embedded
1956 config MFD_ROHM_BD718XX
1957 tristate "ROHM BD71837 Power Management IC"
1964 Select this option to get support for the ROHM BD71837
1965 Power Management ICs. BD71837 is designed to power processors like
1966 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1967 and emergency shut down as well as 32,768KHz clock output.
1969 config MFD_ROHM_BD70528
1970 tristate "ROHM BD70528 Power Management IC"
1977 Select this option to get support for the ROHM BD70528 Power
1978 Management IC. BD71837 is general purpose single-chip power
1979 management IC for battery-powered portable devices. It contains
1980 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1981 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1982 crystal oscillator, high-accuracy VREF for use with an external ADC,
1983 10 bits SAR ADC for battery temperature monitor and 1S battery
1986 config MFD_ROHM_BD71828
1987 tristate "ROHM BD71828 Power Management IC"
1994 Select this option to get support for the ROHM BD71828 Power
1995 Management IC. BD71828GW is a single-chip power management IC for
1996 battery-powered portable devices. The IC integrates 7 buck
1997 converters, 7 LDOs, and a 1500 mA single-cell linear charger.
1998 Also included is a Coulomb counter, a real-time clock (RTC), and
1999 a 32.768 kHz clock gate.
2001 config MFD_STM32_LPTIMER
2002 tristate "Support for STM32 Low-Power Timer"
2003 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2008 Select this option to enable STM32 Low-Power Timer driver
2009 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2010 resources are also dealt with here.
2012 To compile this driver as a module, choose M here: the
2013 module will be called stm32-lptimer.
2015 config MFD_STM32_TIMERS
2016 tristate "Support for STM32 Timers"
2017 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2022 Select this option to enable STM32 timers driver used
2023 for PWM and IIO Timer. This driver allow to share the
2024 registers between the others drivers.
2027 tristate "Support for STPMIC1 PMIC"
2028 depends on (I2C=y && OF)
2033 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2034 key, watchdog and regulator functionalities which are supported via
2035 the relevant subsystems. This driver provides core support for the
2036 STPMIC1. In order to use the actual functionality of the device other
2037 drivers must be enabled.
2039 To compile this driver as a module, choose M here: the
2040 module will be called stpmic1.
2043 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2045 depends on OF || COMPILE_TEST
2049 Support for the STMicroelectronics Multi-Function eXpander.
2051 This driver provides common support for accessing the device,
2052 additional drivers must be enabled in order to use the functionality
2056 tristate "Support for WCD9340/WCD9341 Codec"
2059 select REGMAP_SLIMBUS
2063 Support for the Qualcomm WCD9340/WCD9341 Codec.
2064 This driver provides common support WCD934x audio codec and its
2065 associated Pin Controller, Soundwire Controller and Audio codec.
2067 config MFD_KHADAS_MCU
2068 tristate "Support for Khadas System control Microcontroller"
2070 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2074 Support for the Khadas System control Microcontroller interface
2075 present on their VIM and Edge boards.
2077 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2080 It provides multiple boot control features like password check,
2081 power-on options, power-off control and system FAN control on recent
2084 This driver provides common support for accessing the device,
2085 additional drivers must be enabled in order to use the functionality
2088 menu "Multimedia Capabilities Port drivers"
2089 depends on ARCH_SA1100
2096 tristate "Support SA11x0 MCP interface"
2097 depends on ARCH_SA1100
2102 tristate "Support for UCB1200 / UCB1300"
2103 depends on MCP_SA11X0
2106 config MCP_UCB1200_TS
2107 tristate "Touchscreen interface support"
2108 depends on MCP_UCB1200 && INPUT
2112 config MFD_VEXPRESS_SYSREG
2113 tristate "Versatile Express System Registers"
2114 depends on VEXPRESS_CONFIG && GPIOLIB
2116 select GPIO_GENERIC_PLATFORM
2120 System Registers are the platform configuration block
2121 on the ARM Ltd. Versatile Express board.
2124 tristate "RAVE SP MCU core driver"
2125 depends on SERIAL_DEV_BUS
2128 Select this to get support for the Supervisory Processor
2129 device found on several devices in RAVE line of hardware.
2132 tristate "SGI IOC3 core driver"
2133 depends on PCI && MIPS && 64BIT
2136 This option enables basic support for the SGI IOC3-based
2137 controller cards. This option does not enable any specific
2138 functions on such a card, but provides necessary infrastructure
2139 for other drivers to utilize.
2141 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2142 then say Y. Otherwise say N.
2144 config MFD_INTEL_M10_BMC
2145 tristate "Intel MAX 10 Board Management Controller"
2146 depends on SPI_MASTER
2147 select REGMAP_SPI_AVMM
2150 Support for the Intel MAX 10 board management controller using the
2153 This driver provides common support for accessing the device,
2154 additional drivers must be enabled in order to use the functionality