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_PMC_BXT
663 tristate "Intel PMC Driver for Broxton"
665 depends on X86_PLATFORM_DEVICES
670 This driver provides support for the PMC (Power Management
671 Controller) on Intel Broxton and Apollo Lake. The PMC is a
672 multi-function device that exposes IPC, General Control
673 Register and P-unit access. In addition this creates devices
674 for iTCO watchdog and telemetry that are part of the PMC.
677 tristate "Intel Platform Monitoring Technology (PMT) support"
681 The Intel Platform Monitoring Technology (PMT) is an interface that
682 provides access to hardware monitor registers. This driver supports
683 Telemetry, Watcher, and Crashlog PMT capabilities/devices for
684 platforms starting from Tiger Lake.
686 config MFD_IPAQ_MICRO
687 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
688 depends on SA1100_H3100 || SA1100_H3600
691 Select this to get support for the Microcontroller found in
692 the Compaq iPAQ handheld computers. This is an Atmel
693 AT90LS8535 microcontroller flashed with a special iPAQ
694 firmware using the custom protocol implemented in this driver.
697 tristate "Azoteq IQS620A/621/622/624/625 core support"
702 Say Y here if you want to build core support for the Azoteq IQS620A,
703 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
704 options must be selected to enable device-specific functions.
706 To compile this driver as a module, choose M here: the module will
709 config MFD_JANZ_CMODIO
710 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
714 This is the core driver for the Janz CMOD-IO PCI MODULbus
715 carrier board. This device is a PCI to MODULbus bridge which may
716 host many different types of MODULbus daughterboards, including
717 CAN and GPIO controllers.
720 tristate "Kontron module PLD device"
723 This is the core driver for the PLD (Programmable Logic Device) found
724 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
725 well as on some other Kontron products. The PLD device may provide
726 functions like watchdog, GPIO, UART and I2C bus.
728 This driver can also be built as a module. If so, the module
729 will be called kempld-core.
732 tristate "Marvell 88PM800"
738 This supports for Marvell 88PM800 Power Management IC.
739 This includes the I2C driver and the core APIs _only_, you have to
740 select individual components like voltage regulators, RTC and
741 battery-charger under the corresponding menus.
744 tristate "Marvell 88PM805"
750 This supports for Marvell 88PM805 Power Management IC. This includes
751 the I2C driver and the core APIs _only_, you have to select individual
752 components like codec device, headset/Mic device under the
756 bool "Marvell 88PM8606/88PM8607"
761 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
762 This includes the I2C driver and the core APIs _only_, you have to
763 select individual components like voltage regulators, RTC and
764 battery-charger under the corresponding menus.
767 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
774 Say yes here to add support for Maxim Semiconductor MAX14577 and
775 MAX77836 Micro-USB ICs with battery charger.
776 This driver provides common support for accessing the device;
777 additional drivers must be enabled in order to use the functionality
781 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
783 depends on OF || COMPILE_TEST
789 Say yes here to add support for Maxim Semiconductor MAX77620 and
790 MAX20024 which are Power Management IC with General purpose pins,
791 RTC, regulators, clock generator, watchdog etc. This driver
792 provides common support for accessing the device; additional drivers
793 must be enabled in order to use the functionality of the device.
796 tristate "Maxim MAX77650/77651 PMIC Support"
798 depends on OF || COMPILE_TEST
803 Say Y here to add support for Maxim Semiconductor MAX77650 and
804 MAX77651 Power Management ICs. This is the core multifunction
805 driver for interacting with the device. The module name is
806 'max77650'. Additional drivers can be enabled in order to use
807 the following functionalities of the device: GPIO, regulator,
811 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
813 depends on OF || COMPILE_TEST
819 Say yes here to add support for Maxim Semiconductor MAX77686 and
820 MAX77802 which are Power Management IC with an RTC on chip.
821 This driver provides common support for accessing the device;
822 additional drivers must be enabled in order to use the functionality
826 tristate "Maxim Semiconductor MAX77693 PMIC Support"
832 Say yes here to add support for Maxim Semiconductor MAX77693.
833 This is a companion Power Management IC with Flash, Haptic, Charger,
834 and MUIC(Micro USB Interface Controller) controls on chip.
835 This driver provides common support for accessing the device;
836 additional drivers must be enabled in order to use the functionality
840 bool "Maxim Semiconductor MAX77843 PMIC Support"
846 Say yes here to add support for Maxim Semiconductor MAX77843.
847 This is companion Power Management IC with LEDs, Haptic, Charger,
848 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
849 This driver provides common support for accessing the device;
850 additional drivers must be enabled in order to use the functionality
854 tristate "Maxim Semiconductor MAX8907 PMIC Support"
860 Say yes here to add support for Maxim Semiconductor MAX8907. This is
861 a Power Management IC. This driver provides common support for
862 accessing the device; additional drivers must be enabled in order
863 to use the functionality of the device.
866 bool "Maxim Semiconductor MAX8925 PMIC Support"
870 Say yes here to add support for Maxim Semiconductor MAX8925. This is
871 a Power Management IC. This driver provides common support for
872 accessing the device, additional drivers must be enabled in order
873 to use the functionality of the device.
876 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
881 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
882 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
883 MUIC controls on chip.
884 This driver provides common support for accessing the device;
885 additional drivers must be enabled in order to use the functionality
889 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
894 Say yes here to add support for Maxim Semiconductor MAX8998 and
895 National Semiconductor LP3974. This is a Power Management IC.
896 This driver provides common support for accessing the device,
897 additional drivers must be enabled in order to use the functionality
901 tristate "Mediatek MT6360 SubPMIC"
907 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
908 PMU part includes Charger, Flashlight, RGB LED
909 PMIC part includes 2-channel BUCKs and 2-channel LDOs
910 LDO part includes 4-channel LDOs
913 tristate "MediaTek MT6397 PMIC Support"
917 Say yes here to add support for MediaTek MT6397 PMIC. 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 tristate "MEN 14F021P00 Board Management Controller Support"
927 Say yes here to add support for the MEN 14F021P00 BMC
928 which is a Board Management Controller connected to the I2C bus.
929 The device supports multiple sub-devices like LED, HWMON and WDT.
930 This driver provides common support for accessing the devices;
931 additional drivers must be enabled in order to use the
932 functionality of the BMC device.
934 This driver can also be built as a module. If so the module
935 will be called menf21bmc.
938 bool "Motorola EZXPCAP Support"
939 depends on SPI_MASTER
941 This enables the PCAP ASIC present on EZX Phones. This is
942 needed for MMC, TouchScreen, Sound, USB, etc..
945 tristate "Support for Motorola CPCAP"
947 depends on OF || COMPILE_TEST
952 Say yes here if you want to include driver for CPCAP.
953 It is used on many Motorola phones and tablets as a PMIC.
954 At least Motorola Droid 4 is known to use CPCAP.
956 config MFD_VIPERBOARD
957 tristate "Nano River Technologies Viperboard"
962 Say yes here if you want support for Nano River Technologies
964 There are mfd cell drivers available for i2c master, adc and
965 both gpios found on the board. The spi part does not yet
967 You need to select the mfd cell drivers separately.
968 The drivers do not support all features the board exposes.
971 tristate "Netronix embedded controller (EC)"
972 depends on OF || COMPILE_TEST
977 Say yes here if you want to support the embedded controller found in
978 certain e-book readers designed by the original design manufacturer
982 tristate "Nokia Retu and Tahvo multi-function device"
987 Retu and Tahvo are a multi-function devices found on Nokia
988 Internet Tablets (770, N800 and N810).
991 tristate "NXP PCF50633"
995 Say yes here if you have NXP PCF50633 chip on your board.
996 This core driver provides register access and IRQ handling
997 facilities, and registers devices for the various functions
998 so that function-specific drivers can bind to them.
1001 tristate "NXP PCF50633 ADC"
1002 depends on MFD_PCF50633
1004 Say yes here if you want to include support for ADC in the
1007 config PCF50633_GPIO
1008 tristate "NXP PCF50633 GPIO"
1009 depends on MFD_PCF50633
1011 Say yes here if you want to include support GPIO for pins on
1015 tristate "Philips UCB1400 Core driver"
1019 This enables support for the Philips UCB1400 core functions.
1020 The UCB1400 is an AC97 audio codec.
1022 To compile this driver as a module, choose M here: the
1023 module will be called ucb1400_core.
1026 tristate "Qualcomm PM8xxx PMIC chips driver"
1027 depends on (ARM || HEXAGON || COMPILE_TEST)
1028 select IRQ_DOMAIN_HIERARCHY
1032 If you say yes to this option, support will be included for the
1033 built-in PM8xxx PMIC chips.
1035 This is required if your board has a PM8xxx and uses its features,
1036 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1038 Say M here if you want to include support for PM8xxx chips as a
1039 module. This will build a module called "pm8xxx-core".
1042 tristate "Qualcomm Resource Power Manager (RPM)"
1043 depends on ARCH_QCOM && OF
1045 If you say yes to this option, support will be included for the
1046 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1049 This is required to access many regulators, clocks and bus
1050 frequencies controlled by the RPM on these devices.
1052 Say M here if you want to include support for the Qualcomm RPM as a
1053 module. This will build a module called "qcom_rpm".
1055 config MFD_SPMI_PMIC
1056 tristate "Qualcomm SPMI PMICs"
1057 depends on ARCH_QCOM || COMPILE_TEST
1062 This enables support for the Qualcomm SPMI PMICs.
1063 These PMICs are currently used with the Snapdragon 800 series of
1064 SoCs. Note, that this will only be useful paired with descriptions
1065 of the independent functions as children nodes in the device tree.
1067 Say M here if you want to include support for the SPMI PMIC
1068 series as a module. The module will be called "qcom-spmi-pmic".
1071 tristate "RDC R-321x southbridge"
1075 Say yes here if you want to have support for the RDC R-321x SoC
1076 southbridge which provides access to GPIOs and Watchdog using the
1077 southbridge PCI device configuration space.
1080 tristate "Richtek RT5033 Power Management IC"
1086 This driver provides for the Richtek RT5033 Power Management IC,
1087 which includes the I2C driver and the Core APIs. This driver provides
1088 common support for accessing the device. The device supports multiple
1089 sub-devices like charger, fuel gauge, flash LED, current source,
1093 bool "Ricoh RC5T583 Power Management system device"
1098 Select this option to get support for the RICOH583 Power
1099 Management system device.
1100 This driver provides common support for accessing the device
1101 through i2c interface. The device supports multiple sub-devices
1102 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1103 Additional drivers must be enabled in order to use the
1104 different functionality of the device.
1107 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1108 depends on I2C && OF
1113 If you say yes here you get support for the RK805, RK808, RK809,
1114 RK817 and RK818 Power Management chips.
1115 This driver provides common support for accessing the device
1116 through I2C interface. The device supports multiple sub-devices
1117 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1120 tristate "Ricoh RN5T567/618 PMIC"
1127 Say yes here to add support for the Ricoh RN5T567,
1128 RN5T618, RC5T619 PMIC.
1129 This driver provides common support for accessing the device,
1130 additional drivers must be enabled in order to use the
1131 functionality of the device.
1134 tristate "Samsung Electronics PMIC Series Support"
1140 Support for the Samsung Electronics PMIC devices coming
1141 usually along with Samsung Exynos SoC chipset.
1142 This driver provides common support for accessing the device,
1143 additional drivers must be enabled in order to use the functionality
1146 To compile this driver as a module, choose M here: the
1147 module will be called sec-core.
1148 Have in mind that important core drivers (like regulators) depend
1149 on this driver so building this as a module might require proper
1150 initial ramdisk or might not boot up as well in certain scenarios.
1152 config MFD_SI476X_CORE
1153 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1158 This is the core driver for the SI476x series of AM/FM
1159 radio. This MFD driver connects the radio-si476x V4L2 module
1160 and the si476x audio codec.
1162 To compile this driver as a module, choose M here: the
1163 module will be called si476x-core.
1165 config MFD_SIMPLE_MFD_I2C
1170 This driver creates a single register map with the intention for it
1171 to be shared by all sub-devices.
1173 Once the register map has been successfully initialised, any
1174 sub-devices represented by child nodes in Device Tree will be
1175 subsequently registered.
1178 tristate "Kontron sl28cpld Board Management Controller"
1180 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1181 select MFD_SIMPLE_MFD_I2C
1183 Say yes here to enable support for the Kontron sl28cpld board
1184 management controller.
1186 It can be found on the following boards:
1190 tristate "Silicon Motion SM501"
1193 This is the core driver for the Silicon Motion SM501 multimedia
1194 companion chip. This device is a multifunction device which may
1195 provide numerous interfaces including USB host controller, USB gadget,
1196 asynchronous serial ports, audio functions, and a dual display video
1197 interface. The device may be connected by PCI or local bus with
1198 varying functions enabled.
1200 config MFD_SM501_GPIO
1201 bool "Export GPIO via GPIO layer"
1202 depends on MFD_SM501 && GPIOLIB
1204 This option uses the gpio library layer to export the 64 GPIO
1205 lines on the SM501. The platform data is used to supply the
1206 base number for the first GPIO line to register.
1209 tristate "Skyworks Solutions SKY81452"
1214 This is the core driver for the Skyworks SKY81452 backlight and
1215 voltage regulator device.
1217 This driver can also be built as a module. If so, the module
1218 will be called sky81452.
1220 config MFD_SC27XX_PMIC
1221 tristate "Spreadtrum SC27xx PMICs"
1222 depends on ARCH_SPRD || COMPILE_TEST
1223 depends on SPI_MASTER
1228 This enables support for the Spreadtrum SC27xx PMICs with SPI
1229 interface. The SC27xx series PMICs integrate power management,
1230 audio codec, battery management and user interface support
1231 function (such as RTC, Typec, indicator and so on) in a single chip.
1233 This driver provides common support for accessing the SC27xx PMICs,
1234 and it also adds the irq_chip parts for handling the PMIC chip events.
1237 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1238 depends on ARCH_U8500 || COMPILE_TEST
1239 default y if ARCH_U8500
1241 Say yes here if you have the ABX500 Mixed Signal IC family
1242 chips. This core driver expose register access functions.
1243 Functionality specific drivers using these functions can
1244 remain unchanged when IC changes. Binding of the functions to
1245 actual register access is done by the IC core driver.
1248 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1249 depends on ABX500_CORE && MFD_DB8500_PRCMU
1254 Select this option to enable access to AB8500 power management
1255 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1256 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1257 the irq_chip parts for handling the Mixed Signal chip events.
1258 This chip embeds various other multimedia functionalities as well.
1261 bool "Enable debug info via debugfs"
1262 depends on AB8500_GPADC && DEBUG_FS
1263 default y if DEBUG_FS
1265 Select this option if you want debug information using the debug
1266 filesystem, debugfs.
1268 config MFD_DB8500_PRCMU
1269 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1270 depends on UX500_SOC_DB8500
1273 Select this option to enable support for the DB8500 Power Reset
1274 and Control Management Unit. This is basically an autonomous
1275 system controller running an XP70 microprocessor, which is accessed
1276 through a register map.
1279 bool "STMicroelectronics STMPE"
1280 depends on (I2C=y || SPI_MASTER=y)
1284 Support for the STMPE family of I/O Expanders from
1287 Currently supported devices are:
1289 STMPE811: GPIO, Touchscreen, ADC
1290 STMPE1601: GPIO, Keypad
1291 STMPE1801: GPIO, Keypad
1292 STMPE2401: GPIO, Keypad
1293 STMPE2403: GPIO, Keypad
1295 This driver provides common support for accessing the device,
1296 additional drivers must be enabled in order to use the functionality
1297 of the device. Currently available sub drivers are:
1300 Keypad: stmpe-keypad
1301 Touchscreen: stmpe-ts
1304 menu "STMicroelectronics STMPE Interface Drivers"
1305 depends on MFD_STMPE
1308 bool "STMicroelectronics STMPE I2C Interface"
1312 This is used to enable I2C interface of STMPE
1315 bool "STMicroelectronics STMPE SPI Interface"
1316 depends on SPI_MASTER
1318 This is used to enable SPI interface of STMPE
1322 bool "STMicroelectronics STA2X11"
1327 config MFD_SUN6I_PRCM
1328 bool "Allwinner A31 PRCM controller"
1329 depends on ARCH_SUNXI || COMPILE_TEST
1332 Support for the PRCM (Power/Reset/Clock Management) unit available
1336 bool "System Controller Register R/W Based on Regmap"
1339 Select this option to enable accessing system control registers
1342 config MFD_DAVINCI_VOICECODEC
1347 config MFD_TI_AM335X_TSCADC
1348 tristate "TI ADC / Touch Screen chip support"
1353 If you say yes here you get support for Texas Instruments series
1354 of Touch Screen /ADC chips.
1355 To compile this driver as a module, choose M here: the
1356 module will be called ti_am335x_tscadc.
1358 config MFD_DM355EVM_MSP
1359 bool "TI DaVinci DM355 EVM microcontroller"
1360 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1362 This driver supports the MSP430 microcontroller used on these
1363 boards. MSP430 firmware manages resets and power sequencing,
1364 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1367 tristate "TI/National Semiconductor LP3943 MFD Driver"
1372 Support for the TI/National Semiconductor LP3943.
1373 This driver consists of GPIO and PWM drivers.
1374 With these functionalities, it can be used for LED string control or
1375 general usage such like a GPIO controller and a PWM controller.
1378 bool "TI LP8788 Power Management Unit Driver"
1384 TI LP8788 PMU supports regulators, battery charger, RTC,
1385 ADC, backlight driver and current sinks.
1388 tristate "TI Lighting Management Unit driver"
1393 Say yes here to enable support for TI LMU chips.
1394 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1395 LM36274. It consists of backlight, LED and regulator driver.
1396 It provides consistent device controls for lighting functions.
1398 config MFD_OMAP_USB_HOST
1399 bool "TI OMAP USBHS core and TLL driver"
1400 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1401 depends on COMMON_CLK
1404 This is the core driver for the OAMP EHCI and OHCI drivers.
1405 This MFD driver does the required setup functionalities for
1406 OMAP USB Host drivers.
1409 bool "TI Palmas series chips"
1415 If you say yes here you get support for the Palmas
1416 series of PMIC chips from Texas Instruments.
1419 tristate "TI TPS61050/61052 Boost Converters"
1424 select REGULATOR_FIXED_VOLTAGE
1426 This option enables a driver for the TP61050/TPS61052
1427 high-power "white LED driver". This boost converter is
1428 sometimes used for other things than white LEDs, and
1429 also contains a GPIO pin.
1432 tristate "TI TPS6501x Power Management chips"
1433 depends on I2C && GPIOLIB
1434 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1436 If you say yes here you get support for the TPS6501x series of
1437 Power Management chips. These include voltage regulators,
1438 lithium ion/polymer battery charging, and other features that
1439 are often used in portable devices like cell phones and cameras.
1441 This driver can also be built as a module. If so, the module
1442 will be called tps65010.
1445 tristate "TI TPS6507x Power Management / Touch Screen chips"
1449 If you say yes here you get support for the TPS6507x series of
1450 Power Management / Touch Screen chips. These include voltage
1451 regulators, lithium ion/polymer battery charging, touch screen
1452 and other features that are often used in portable devices.
1453 This driver can also be built as a module. If so, the module
1454 will be called tps6507x.
1457 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1464 If you say yes here you get support for the TPS65086 series of
1465 Power Management chips.
1466 This driver provides common support for accessing the device,
1467 additional drivers must be enabled in order to use the
1468 functionality of the device.
1470 config TPS65911_COMPARATOR
1474 bool "TI TPS65090 Power Management chips"
1480 If you say yes here you get support for the TPS65090 series of
1481 Power Management chips.
1482 This driver provides common support for accessing the device,
1483 additional drivers must be enabled in order to use the
1484 functionality of the device.
1487 tristate "TI TPS65217 Power Management / White LED chips"
1488 depends on I2C && OF
1493 If you say yes here you get support for the TPS65217 series of
1494 Power Management / White LED chips.
1495 These include voltage regulators, lithium ion/polymer battery
1496 charger, wled and other features that are often used in portable
1499 This driver can also be built as a module. If so, the module
1500 will be called tps65217.
1503 bool "TI TPS68470 Power Management / LED chips"
1504 depends on ACPI && PCI && I2C=y
1505 depends on I2C_DESIGNWARE_PLATFORM=y
1509 If you say yes here you get support for the TPS68470 series of
1510 Power Management / LED chips.
1512 These include voltage regulators, LEDs and other features
1513 that are often used in portable devices.
1515 This option is a bool as it provides an ACPI operation
1516 region, which must be available before any of the devices
1517 using this are probed. This option also configures the
1518 designware-i2c driver to be built-in, for the same reason.
1520 config MFD_TI_LP873X
1521 tristate "TI LP873X Power Management IC"
1526 If you say yes here then you get support for the LP873X series of
1527 Power Management Integrated Circuits (PMIC).
1528 These include voltage regulators, thermal protection, configurable
1529 General Purpose Outputs (GPO) that are used in portable devices.
1531 This driver can also be built as a module. If so, the module
1532 will be called lp873x.
1534 config MFD_TI_LP87565
1535 tristate "TI LP87565 Power Management IC"
1536 depends on I2C && OF
1540 If you say yes here then you get support for the LP87565 series of
1541 Power Management Integrated Circuits (PMIC).
1542 These include voltage regulators, thermal protection, configurable
1543 General Purpose Outputs (GPO) that are used in portable devices.
1545 This driver can also be built as a module. If so, the module
1546 will be called lp87565.
1549 tristate "TI TPS65218 Power Management chips"
1550 depends on I2C && OF
1555 If you say yes here you get support for the TPS65218 series of
1556 Power Management chips.
1557 These include voltage regulators, gpio and other features
1558 that are often used in portable devices.
1560 This driver can also be built as a module. If so, the module
1561 will be called tps65218.
1564 bool "TI TPS6586x Power Management chips"
1569 If you say yes here you get support for the TPS6586X series of
1570 Power Management chips.
1571 This driver provides common support for accessing the device,
1572 additional drivers must be enabled in order to use the
1573 functionality of the device.
1575 This driver can also be built as a module. If so, the module
1576 will be called tps6586x.
1579 bool "TI TPS65910 Power Management chip"
1581 depends on GPIOLIB || COMPILE_TEST
1587 if you say yes here you get support for the TPS65910 series of
1588 Power Management chips.
1596 config MFD_TPS65912_I2C
1597 tristate "TI TPS65912 Power Management chip with I2C"
1602 If you say yes here you get support for the TPS65912 series of
1603 PM chips with I2C interface.
1605 config MFD_TPS65912_SPI
1606 tristate "TI TPS65912 Power Management chip with SPI"
1609 depends on SPI_MASTER
1611 If you say yes here you get support for the TPS65912 series of
1612 PM chips with SPI interface.
1615 bool "TI TPS80031/TPS80032 Power Management chips"
1621 If you say yes here you get support for the Texas Instruments
1622 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1623 Path and Battery Charger. The device provides five configurable
1624 step-down converters, 11 general purpose LDOs, USB OTG Module,
1625 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1626 Power Path from USB, 32K clock generator.
1629 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1634 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1635 This core driver provides register access and IRQ handling
1636 facilities, and registers devices for the various functions
1637 so that function-specific drivers can bind to them.
1639 These multi-function chips are found on many OMAP2 and OMAP3
1640 boards, providing power management, RTC, GPIO, keypad, a
1641 high speed USB OTG transceiver, an audio codec (on most
1642 versions) and many other features.
1644 config TWL4030_POWER
1645 bool "TI TWL4030 power resources"
1646 depends on TWL4030_CORE && ARM
1648 Say yes here if you want to use the power resources on the
1649 TWL4030 family chips. Most of these resources are regulators,
1650 which have a separate driver; some are control signals, such
1651 as clock request handshaking.
1653 This driver uses board-specific data to initialize the resources
1654 and load scripts controlling which resources are switched off/on
1655 or reset when a sleep, wakeup or warm reset event occurs.
1657 config MFD_TWL4030_AUDIO
1658 bool "TI TWL4030 Audio"
1659 depends on TWL4030_CORE
1664 bool "TI TWL6040 audio codec"
1671 Say yes here if you want support for Texas Instruments TWL6040 audio
1673 This driver provides common support for accessing the device,
1674 additional drivers must be enabled in order to use the
1675 functionality of the device (audio, vibra).
1678 bool "TI TWL92330/Menelaus PM chip"
1679 depends on I2C=y && ARCH_OMAP2
1681 If you say yes here you get support for the Texas Instruments
1682 TWL92330/Menelaus Power Management chip. This include voltage
1683 regulators, Dual slot memory card transceivers, real-time clock
1684 and other features that are often used in portable devices like
1685 cell phones and PDAs.
1687 config MFD_WL1273_CORE
1688 tristate "TI WL1273 FM radio"
1693 This is the core driver for the TI WL1273 FM radio. This MFD
1694 driver connects the radio-wl1273 V4L2 module and the wl1273
1698 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1703 Say yes here to enable support for National Semiconductor / TI
1704 LM3533 Lighting Power chips.
1706 This driver provides common support for accessing the device;
1707 additional drivers must be enabled in order to use the LED,
1708 backlight or ambient-light-sensor functionality of the device.
1710 config MFD_TIMBERDALE
1711 tristate "Timberdale FPGA"
1713 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1715 This is the core driver for the timberdale FPGA. This device is a
1716 multifunction device which exposes numerous platform devices.
1718 The timberdale FPGA can be found on the Intel Atom development board
1719 for in-vehicle infontainment, called Russellville.
1722 bool "Toshiba TC35892 and variants"
1727 Support for the Toshiba TC35892 and variants I/O Expander.
1729 This driver provides common support for accessing the device,
1730 additional drivers must be enabled in order to use the
1731 functionality of the device.
1738 bool "Toshiba T7L66XB"
1739 depends on ARM && HAVE_CLK
1743 Support for Toshiba Mobile IO Controller T7L66XB
1746 bool "Toshiba TC6387XB"
1747 depends on ARM && HAVE_CLK
1751 Support for Toshiba Mobile IO Controller TC6387XB
1754 bool "Toshiba TC6393XB"
1755 depends on ARM && HAVE_CLK
1760 Support for Toshiba Mobile IO Controller TC6393XB
1763 tristate "TQ-Systems IO controller TQMX86"
1766 Say yes here to enable support for various functions of the
1767 TQ-Systems IO controller and watchdog device, found on their
1768 ComExpress CPU modules.
1771 tristate "VIA VX855/VX875 integrated south bridge"
1775 Say yes here to enable support for various functions of the
1776 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1777 and/or vx855_gpio drivers for this to do anything useful.
1779 config MFD_LOCHNAGAR
1780 bool "Cirrus Logic Lochnagar Audio Development Board"
1783 depends on I2C=y && OF
1785 Support for Cirrus Logic Lochnagar audio development board.
1793 config MFD_ARIZONA_I2C
1794 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1799 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1800 audio SoC core functionality controlled via I2C.
1802 config MFD_ARIZONA_SPI
1803 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1806 depends on SPI_MASTER
1808 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1809 audio SoC core functionality controlled via SPI.
1812 bool "Cirrus Logic CS47L24 and WM1831"
1813 depends on MFD_ARIZONA
1815 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1818 bool "Wolfson Microelectronics WM5102"
1819 depends on MFD_ARIZONA
1821 Support for Wolfson Microelectronics WM5102 low power audio SoC
1824 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1825 depends on MFD_ARIZONA
1827 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1831 bool "Wolfson Microelectronics WM8997"
1832 depends on MFD_ARIZONA
1834 Support for Wolfson Microelectronics WM8997 low power audio SoC
1837 bool "Wolfson Microelectronics WM8998"
1838 depends on MFD_ARIZONA
1840 Support for Wolfson Microelectronics WM8998 low power audio SoC
1843 bool "Wolfson Microelectronics WM8400"
1848 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1849 CODEC. This driver provides common support for accessing
1850 the device, additional drivers must be enabled in order to use
1851 the functionality of the device.
1856 config MFD_WM831X_I2C
1857 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1864 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1865 when controlled using I2C. This driver provides common support
1866 for accessing the device, additional drivers must be enabled in
1867 order to use the functionality of the device.
1869 config MFD_WM831X_SPI
1870 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1875 depends on SPI_MASTER
1877 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1878 when controlled using SPI. This driver provides common support
1879 for accessing the device, additional drivers must be enabled in
1880 order to use the functionality of the device.
1885 config MFD_WM8350_I2C
1886 bool "Wolfson Microelectronics WM8350 with I2C"
1891 The WM8350 is an integrated audio and power management
1892 subsystem with watchdog and RTC functionality for embedded
1893 systems. This option enables core support for the WM8350 with
1894 I2C as the control interface. Additional options must be
1895 selected to enable support for the functionality of the chip.
1898 tristate "Wolfson Microelectronics WM8994"
1904 The WM8994 is a highly integrated hi-fi CODEC designed for
1905 smartphone applications. As well as audio functionality it
1906 has on board GPIO and regulator functionality which is
1907 supported via the relevant subsystems. This driver provides
1908 core support for the WM8994, in order to use the actual
1909 functionality of the device other drivers must be enabled.
1912 tristate "Wolfson Microelectronics WM97xx"
1915 select AC97_BUS_COMPAT
1916 depends on AC97_BUS_NEW
1918 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1919 designed for smartphone applications. As well as audio functionality
1920 it has on board GPIO and a touchscreen functionality which is
1921 supported via the relevant subsystems. This driver provides core
1922 support for the WM97xx, in order to use the actual functionality of
1923 the device other drivers must be enabled.
1926 tristate "Support for ST Microelectronics STw481x"
1927 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1931 Select this option to enable the STw481x chip driver used
1932 in various ST Microelectronics and ST-Ericsson embedded
1935 config MFD_ROHM_BD718XX
1936 tristate "ROHM BD71837 Power Management IC"
1943 Select this option to get support for the ROHM BD71837
1944 Power Management ICs. BD71837 is designed to power processors like
1945 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1946 and emergency shut down as well as 32,768KHz clock output.
1948 config MFD_ROHM_BD70528
1949 tristate "ROHM BD70528 Power Management IC"
1956 Select this option to get support for the ROHM BD70528 Power
1957 Management IC. BD71837 is general purpose single-chip power
1958 management IC for battery-powered portable devices. It contains
1959 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1960 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1961 crystal oscillator, high-accuracy VREF for use with an external ADC,
1962 10 bits SAR ADC for battery temperature monitor and 1S battery
1965 config MFD_ROHM_BD71828
1966 tristate "ROHM BD71828 and BD71815 Power Management IC"
1973 Select this option to get support for the ROHM BD71828 and BD71815
1974 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1975 management ICs mainly for battery-powered portable devices.
1976 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1977 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1978 also a single-cell linear charger, a Coulomb counter, a real-time
1979 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1981 config MFD_ROHM_BD957XMUF
1982 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
1988 Select this option to get support for the ROHM BD9576MUF and
1989 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
1990 designed to be used to power R-Car series processors.
1992 config MFD_STM32_LPTIMER
1993 tristate "Support for STM32 Low-Power Timer"
1994 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1999 Select this option to enable STM32 Low-Power Timer driver
2000 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2001 resources are also dealt with here.
2003 To compile this driver as a module, choose M here: the
2004 module will be called stm32-lptimer.
2006 config MFD_STM32_TIMERS
2007 tristate "Support for STM32 Timers"
2008 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2013 Select this option to enable STM32 timers driver used
2014 for PWM and IIO Timer. This driver allow to share the
2015 registers between the others drivers.
2018 tristate "Support for STPMIC1 PMIC"
2019 depends on (I2C=y && OF)
2024 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2025 key, watchdog and regulator functionalities which are supported via
2026 the relevant subsystems. This driver provides core support for the
2027 STPMIC1. In order to use the actual functionality of the device other
2028 drivers must be enabled.
2030 To compile this driver as a module, choose M here: the
2031 module will be called stpmic1.
2034 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2036 depends on OF || COMPILE_TEST
2040 Support for the STMicroelectronics Multi-Function eXpander.
2042 This driver provides common support for accessing the device,
2043 additional drivers must be enabled in order to use the functionality
2047 tristate "Support for WCD9340/WCD9341 Codec"
2050 select REGMAP_SLIMBUS
2054 Support for the Qualcomm WCD9340/WCD9341 Codec.
2055 This driver provides common support WCD934x audio codec and its
2056 associated Pin Controller, Soundwire Controller and Audio codec.
2064 config MFD_ATC260X_I2C
2065 tristate "Actions Semi ATC260x PMICs with I2C"
2070 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2072 This driver provides common support for accessing the ATC2603C
2073 and ATC2609A chip variants, additional drivers must be enabled
2074 in order to use the functionality of the device.
2076 config MFD_KHADAS_MCU
2077 tristate "Support for Khadas System control Microcontroller"
2079 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2083 Support for the Khadas System control Microcontroller interface
2084 present on their VIM and Edge boards.
2086 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2089 It provides multiple boot control features like password check,
2090 power-on options, power-off control and system FAN control on recent
2093 This driver provides common support for accessing the device,
2094 additional drivers must be enabled in order to use the functionality
2097 config MFD_ACER_A500_EC
2098 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2100 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2104 Support for Embedded Controller found on Acer Iconia Tab A500.
2105 The controller itself is ENE KB930, it is running firmware
2106 customized for the specific needs of the Acer A500 hardware.
2108 menu "Multimedia Capabilities Port drivers"
2109 depends on ARCH_SA1100
2116 tristate "Support SA11x0 MCP interface"
2117 depends on ARCH_SA1100
2122 tristate "Support for UCB1200 / UCB1300"
2123 depends on MCP_SA11X0
2126 config MCP_UCB1200_TS
2127 tristate "Touchscreen interface support"
2128 depends on MCP_UCB1200 && INPUT
2132 config MFD_VEXPRESS_SYSREG
2133 tristate "Versatile Express System Registers"
2134 depends on VEXPRESS_CONFIG && GPIOLIB
2136 select GPIO_GENERIC_PLATFORM
2140 System Registers are the platform configuration block
2141 on the ARM Ltd. Versatile Express board.
2144 tristate "RAVE SP MCU core driver"
2145 depends on SERIAL_DEV_BUS
2148 Select this to get support for the Supervisory Processor
2149 device found on several devices in RAVE line of hardware.
2152 bool "SGI IOC3 core driver"
2153 depends on PCI && MIPS && 64BIT
2156 This option enables basic support for the SGI IOC3-based
2157 controller cards. This option does not enable any specific
2158 functions on such a card, but provides necessary infrastructure
2159 for other drivers to utilize.
2161 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2162 then say Y. Otherwise say N.
2164 config MFD_INTEL_M10_BMC
2165 tristate "Intel MAX 10 Board Management Controller"
2166 depends on SPI_MASTER
2167 select REGMAP_SPI_AVMM
2170 Support for the Intel MAX 10 board management controller using the
2173 This driver provides common support for accessing the device,
2174 additional drivers must be enabled in order to use the functionality