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
293 depends on GPIOLIB && ARM
296 This driver supports the ASIC3 multifunction chip found on many
297 PDAs (mainly iPAQ and HTC based ones)
300 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
303 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
304 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
305 usually found on PXA processors-based platforms. This includes
306 the I2C driver and the core APIs _only_, you have to select
307 individual components like LCD backlight, voltage regulators,
308 LEDs and battery-charger under the corresponding menus.
314 config MFD_DA9052_SPI
315 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
319 depends on SPI_MASTER=y
321 Support for the Dialog Semiconductor DA9052 PMIC
322 when controlled using SPI. This driver provides common support
323 for accessing the device, additional drivers must be enabled in
324 order to use the functionality of the device.
326 config MFD_DA9052_I2C
327 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
333 Support for the Dialog Semiconductor DA9052 PMIC
334 when controlled using I2C. This driver provides common support
335 for accessing the device, additional drivers must be enabled in
336 order to use the functionality of the device.
339 bool "Dialog Semiconductor DA9055 PMIC Support"
345 Say yes here for support of Dialog Semiconductor DA9055. This is
346 a Power Management IC. This driver provides common support for
347 accessing the device as well as the I2C interface to the chip itself.
348 Additional drivers must be enabled in order to use the functionality
351 This driver can be built as a module. If built as a module it will be
355 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
361 Say yes here for support for the Dialog Semiconductor DA9061 and
363 This includes the I2C driver and core APIs.
364 Additional drivers must be enabled in order to use the functionality
368 tristate "Dialog Semiconductor DA9063 PMIC Support"
374 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
375 This includes the I2C driver and core APIs.
376 Additional drivers must be enabled in order to use the functionality
380 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
386 This adds support for the DA9150 integrated charger and fuel-gauge
387 chip. This driver provides common support for accessing the device.
388 Additional drivers must be enabled in order to use the specific
389 features of the device.
392 tristate "Diolan DLN2 support"
396 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
397 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
398 etc. must be enabled in order to use the functionality of
401 config MFD_EXYNOS_LPASS
402 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
403 depends on ARCH_EXYNOS || COMPILE_TEST
407 Select this option to enable support for Samsung Exynos Low Power
410 config MFD_GATEWORKS_GSC
411 tristate "Gateworks System Controller"
412 depends on (I2C && OF)
417 Enable support for the Gateworks System Controller (GSC) found
418 on Gateworks Single Board Computers supporting system functions
419 such as push-button monitor, multiple ADC's for voltage and
420 temperature monitoring, fan controller and watchdog monitor.
421 This driver provides common support for accessing the device.
422 Additional drivers must be enabled in order to use the
423 functionality of the device.
427 depends on (SPI_MASTER || I2C)
431 Enable support for the Freescale MC13783 and MC13892 PMICs.
432 This driver provides common support for accessing the device,
433 additional drivers must be enabled in order to use the
434 functionality of the device.
436 config MFD_MC13XXX_SPI
437 tristate "Freescale MC13783 and MC13892 SPI interface"
438 depends on SPI_MASTER
442 Select this if your MC13xxx is connected via an SPI bus.
444 config MFD_MC13XXX_I2C
445 tristate "Freescale MC13892 I2C interface"
450 Select this if your MC13xxx is connected via an I2C bus.
453 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
457 Select this option to enable support for Monolithic Power Systems
458 battery charger. This provides ADC, thermal and battery charger power
459 management functions.
462 tristate "Freescale i.MX23/i.MX28 LRADC"
463 depends on ARCH_MXS || COMPILE_TEST
467 Say yes here to build support for the Low Resolution
468 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
469 processors. This driver provides common support for accessing the
470 device, additional drivers must be enabled in order to use the
471 functionality of the device:
472 mxs-lradc-adc for ADC readings
473 mxs-lradc-ts for touchscreen support
475 This driver can also be built as a module. If so, the module will be
478 config MFD_MX25_TSADC
479 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
481 depends on (SOC_IMX25 && OF) || COMPILE_TEST
483 Enable support for the integrated Touchscreen and ADC unit of the
484 i.MX25 processors. They consist of a conversion queue for general
485 purpose ADC and a queue for Touchscreens.
487 config MFD_HI6421_PMIC
488 tristate "HiSilicon Hi6421 PMU/Codec IC"
493 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
494 functions, such as regulators, RTC, codec, Coulomb counter, etc.
495 This driver includes core APIs _only_. You have to select
496 individul components like voltage regulators under corresponding
497 menus in order to enable them.
498 We communicate with the Hi6421 via memory-mapped I/O.
500 config MFD_HI655X_PMIC
501 tristate "HiSilicon Hi655X series PMU/Codec IC"
502 depends on ARCH_HISI || COMPILE_TEST
508 Select this option to enable Hisilicon hi655x series pmic driver.
511 tristate "HTC PASIC3 LED/DS1WM chip support"
514 This core driver provides register access for the LED/DS1WM
515 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
516 HTC Magician devices, respectively. Actual functionality is
517 handled by the leds-pasic3 and ds1wm drivers.
520 bool "HTC I2C PLD chip support"
521 depends on I2C=y && GPIOLIB
523 If you say yes here you get support for the supposed CPLD
524 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
525 This device provides input and output GPIOs through an I2C
526 interface to one or more sub-chips.
528 config MFD_INTEL_QUARK_I2C_GPIO
529 tristate "Intel Quark MFD I2C GPIO"
532 depends on COMMON_CLK
535 This MFD provides support for I2C and GPIO that exist only
536 in a single PCI device. It splits the 2 IO devices to
537 their respective IO driver.
538 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
541 tristate "Intel ICH LPC"
545 The LPC bridge function of the Intel ICH provides support for
546 many functional units. This driver provides needed support for
547 other drivers to control these functions, currently GPIO and
551 tristate "Intel SCH LPC"
555 LPC bridge function of the Intel SCH provides support for
556 System Management Bus and General Purpose I/O.
558 config INTEL_SOC_PMIC
559 bool "Support for Crystal Cove PMIC"
560 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
561 depends on X86 || COMPILE_TEST
562 depends on I2C_DESIGNWARE_PLATFORM=y
567 Select this option to enable support for Crystal Cove PMIC
568 on some Intel SoC systems. The PMIC provides ADC, GPIO,
569 thermal, charger and related power management functions
572 This option is a bool as it provides an ACPI OpRegion which must be
573 available before any devices using it are probed. This option also
574 causes the designware-i2c driver to be builtin for the same reason.
576 config INTEL_SOC_PMIC_BXTWC
577 tristate "Support for Intel Broxton Whiskey Cove PMIC"
578 depends on MFD_INTEL_PMC_BXT
582 Select this option to enable support for Whiskey Cove PMIC
583 on Intel Broxton systems. The PMIC provides ADC, GPIO,
584 thermal, charger and related power management functions
587 config INTEL_SOC_PMIC_CHTWC
588 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
589 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
590 depends on X86 || COMPILE_TEST
591 depends on I2C_DESIGNWARE_PLATFORM=y
596 Select this option to enable support for the Intel Cherry Trail
597 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
599 This option is a bool as it provides an ACPI OpRegion which must be
600 available before any devices using it are probed. This option also
601 causes the designware-i2c driver to be builtin for the same reason.
603 config INTEL_SOC_PMIC_CHTDC_TI
604 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
613 Select this option for supporting Dollar Cove (TI version) PMIC
614 device that is found on some Intel Cherry Trail systems.
616 config INTEL_SOC_PMIC_MRFLD
617 tristate "Support for Intel Merrifield Basin Cove PMIC"
624 Select this option for supporting Basin Cove PMIC device
625 that is found on Intel Merrifield systems.
627 config MFD_INTEL_LPSS
632 config MFD_INTEL_LPSS_ACPI
633 tristate "Intel Low Power Subsystem support in ACPI mode"
634 select MFD_INTEL_LPSS
635 depends on X86 && ACPI
637 This driver supports Intel Low Power Subsystem (LPSS) devices such as
638 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
641 config MFD_INTEL_LPSS_PCI
642 tristate "Intel Low Power Subsystem support in PCI mode"
643 select MFD_INTEL_LPSS
644 depends on X86 && PCI
646 This driver supports Intel Low Power Subsystem (LPSS) devices such as
647 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
650 config MFD_INTEL_MSIC
655 Select this option to enable access to Intel MSIC (Avatele
656 Passage) chip. This chip embeds audio, battery, GPIO, etc.
657 devices used in Intel Medfield platforms.
659 config MFD_INTEL_PMC_BXT
660 tristate "Intel PMC Driver for Broxton"
662 depends on X86_PLATFORM_DEVICES
667 This driver provides support for the PMC (Power Management
668 Controller) on Intel Broxton and Apollo Lake. The PMC is a
669 multi-function device that exposes IPC, General Control
670 Register and P-unit access. In addition this creates devices
671 for iTCO watchdog and telemetry that are part of the PMC.
673 config MFD_IPAQ_MICRO
674 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
675 depends on SA1100_H3100 || SA1100_H3600
678 Select this to get support for the Microcontroller found in
679 the Compaq iPAQ handheld computers. This is an Atmel
680 AT90LS8535 microcontroller flashed with a special iPAQ
681 firmware using the custom protocol implemented in this driver.
684 tristate "Azoteq IQS620A/621/622/624/625 core support"
689 Say Y here if you want to build core support for the Azoteq IQS620A,
690 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
691 options must be selected to enable device-specific functions.
693 To compile this driver as a module, choose M here: the module will
696 config MFD_JANZ_CMODIO
697 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
701 This is the core driver for the Janz CMOD-IO PCI MODULbus
702 carrier board. This device is a PCI to MODULbus bridge which may
703 host many different types of MODULbus daughterboards, including
704 CAN and GPIO controllers.
707 tristate "Kontron module PLD device"
710 This is the core driver for the PLD (Programmable Logic Device) found
711 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
712 device may provide functions like watchdog, GPIO, UART and I2C bus.
714 The following modules are supported:
721 * COMe-bPC2 (ETXexpress-PC)
722 * COMe-bSC# (ETXexpress-SC T#)
728 * COMe-cDC2 (microETXexpress-DC)
731 * COMe-cPC2 (microETXexpress-PC)
736 * COMe-mTT10 (nanoETXexpress-TT)
739 This driver can also be built as a module. If so, the module
740 will be called kempld-core.
743 tristate "Marvell 88PM800"
749 This supports for Marvell 88PM800 Power Management IC.
750 This includes the I2C driver and the core APIs _only_, you have to
751 select individual components like voltage regulators, RTC and
752 battery-charger under the corresponding menus.
755 tristate "Marvell 88PM805"
761 This supports for Marvell 88PM805 Power Management IC. This includes
762 the I2C driver and the core APIs _only_, you have to select individual
763 components like codec device, headset/Mic device under the
767 bool "Marvell 88PM8606/88PM8607"
772 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
773 This includes the I2C driver and the core APIs _only_, you have to
774 select individual components like voltage regulators, RTC and
775 battery-charger under the corresponding menus.
778 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
785 Say yes here to add support for Maxim Semiconductor MAX14577 and
786 MAX77836 Micro-USB ICs with battery charger.
787 This driver provides common support for accessing the device;
788 additional drivers must be enabled in order to use the functionality
792 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
794 depends on OF || COMPILE_TEST
800 Say yes here to add support for Maxim Semiconductor MAX77620 and
801 MAX20024 which are Power Management IC with General purpose pins,
802 RTC, regulators, clock generator, watchdog etc. This driver
803 provides common support for accessing the device; additional drivers
804 must be enabled in order to use the functionality of the device.
807 tristate "Maxim MAX77650/77651 PMIC Support"
809 depends on OF || COMPILE_TEST
814 Say Y here to add support for Maxim Semiconductor MAX77650 and
815 MAX77651 Power Management ICs. This is the core multifunction
816 driver for interacting with the device. The module name is
817 'max77650'. Additional drivers can be enabled in order to use
818 the following functionalities of the device: GPIO, regulator,
822 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
824 depends on OF || COMPILE_TEST
830 Say yes here to add support for Maxim Semiconductor MAX77686 and
831 MAX77802 which are Power Management IC with an RTC on chip.
832 This driver provides common support for accessing the device;
833 additional drivers must be enabled in order to use the functionality
837 tristate "Maxim Semiconductor MAX77693 PMIC Support"
843 Say yes here to add support for Maxim Semiconductor MAX77693.
844 This is a companion Power Management IC with Flash, Haptic, Charger,
845 and MUIC(Micro USB Interface Controller) controls on chip.
846 This driver provides common support for accessing the device;
847 additional drivers must be enabled in order to use the functionality
851 bool "Maxim Semiconductor MAX77843 PMIC Support"
857 Say yes here to add support for Maxim Semiconductor MAX77843.
858 This is companion Power Management IC with LEDs, Haptic, Charger,
859 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
860 This driver provides common support for accessing the device;
861 additional drivers must be enabled in order to use the functionality
865 tristate "Maxim Semiconductor MAX8907 PMIC Support"
871 Say yes here to add support for Maxim Semiconductor MAX8907. This is
872 a Power Management IC. This driver provides common support for
873 accessing the device; additional drivers must be enabled in order
874 to use the functionality of the device.
877 bool "Maxim Semiconductor MAX8925 PMIC Support"
881 Say yes here to add support for Maxim Semiconductor MAX8925. This is
882 a Power Management IC. This driver provides common support for
883 accessing the device, additional drivers must be enabled in order
884 to use the functionality of the device.
887 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
892 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
893 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
894 MUIC controls on chip.
895 This driver provides common support for accessing the device;
896 additional drivers must be enabled in order to use the functionality
900 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
905 Say yes here to add support for Maxim Semiconductor MAX8998 and
906 National Semiconductor LP3974. This is a Power Management IC.
907 This driver provides common support for accessing the device,
908 additional drivers must be enabled in order to use the functionality
912 tristate "Mediatek MT6360 SubPMIC"
918 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
919 PMU part includes Charger, Flashlight, RGB LED
920 PMIC part includes 2-channel BUCKs and 2-channel LDOs
921 LDO part includes 4-channel LDOs
924 tristate "MediaTek MT6397 PMIC Support"
928 Say yes here to add support for MediaTek MT6397 PMIC. This is
929 a Power Management IC. This driver provides common support for
930 accessing the device; additional drivers must be enabled in order
931 to use the functionality of the device.
934 tristate "MEN 14F021P00 Board Management Controller Support"
938 Say yes here to add support for the MEN 14F021P00 BMC
939 which is a Board Management Controller connected to the I2C bus.
940 The device supports multiple sub-devices like LED, HWMON and WDT.
941 This driver provides common support for accessing the devices;
942 additional drivers must be enabled in order to use the
943 functionality of the BMC device.
945 This driver can also be built as a module. If so the module
946 will be called menf21bmc.
949 bool "Motorola EZXPCAP Support"
950 depends on SPI_MASTER
952 This enables the PCAP ASIC present on EZX Phones. This is
953 needed for MMC, TouchScreen, Sound, USB, etc..
956 tristate "Support for Motorola CPCAP"
958 depends on OF || COMPILE_TEST
963 Say yes here if you want to include driver for CPCAP.
964 It is used on many Motorola phones and tablets as a PMIC.
965 At least Motorola Droid 4 is known to use CPCAP.
967 config MFD_VIPERBOARD
968 tristate "Nano River Technologies Viperboard"
973 Say yes here if you want support for Nano River Technologies
975 There are mfd cell drivers available for i2c master, adc and
976 both gpios found on the board. The spi part does not yet
978 You need to select the mfd cell drivers separately.
979 The drivers do not support all features the board exposes.
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.
1166 tristate "Silicon Motion SM501"
1169 This is the core driver for the Silicon Motion SM501 multimedia
1170 companion chip. This device is a multifunction device which may
1171 provide numerous interfaces including USB host controller, USB gadget,
1172 asynchronous serial ports, audio functions, and a dual display video
1173 interface. The device may be connected by PCI or local bus with
1174 varying functions enabled.
1176 config MFD_SM501_GPIO
1177 bool "Export GPIO via GPIO layer"
1178 depends on MFD_SM501 && GPIOLIB
1180 This option uses the gpio library layer to export the 64 GPIO
1181 lines on the SM501. The platform data is used to supply the
1182 base number for the first GPIO line to register.
1185 tristate "Skyworks Solutions SKY81452"
1190 This is the core driver for the Skyworks SKY81452 backlight and
1191 voltage regulator device.
1193 This driver can also be built as a module. If so, the module
1194 will be called sky81452.
1196 config MFD_SC27XX_PMIC
1197 tristate "Spreadtrum SC27xx PMICs"
1198 depends on ARCH_SPRD || COMPILE_TEST
1199 depends on SPI_MASTER
1204 This enables support for the Spreadtrum SC27xx PMICs with SPI
1205 interface. The SC27xx series PMICs integrate power management,
1206 audio codec, battery management and user interface support
1207 function (such as RTC, Typec, indicator and so on) in a single chip.
1209 This driver provides common support for accessing the SC27xx PMICs,
1210 and it also adds the irq_chip parts for handling the PMIC chip events.
1213 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1214 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1216 Say yes here if you have the ABX500 Mixed Signal IC family
1217 chips. This core driver expose register access functions.
1218 Functionality specific drivers using these functions can
1219 remain unchanged when IC changes. Binding of the functions to
1220 actual register access is done by the IC core driver.
1223 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1224 depends on I2C=y && ABX500_CORE
1226 default y if ARCH_U300
1228 Select this to enable the AB3100 Mixed Signal IC core
1229 functionality. This connects to a AB3100 on the I2C bus
1230 and expose a number of symbols needed for dependent devices
1231 to read and write registers and subscribe to events from
1232 this multi-functional IC. This is needed to use other features
1233 of the AB3100 such as battery-backed RTC, charging control,
1234 LEDs, vibrator, system power and temperature, power management
1238 tristate "ST-Ericsson AB3100 OTP functions"
1239 depends on AB3100_CORE
1240 default y if AB3100_CORE
1242 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1243 programmable memory) support. This exposes a sysfs file to read
1247 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1248 depends on ABX500_CORE && MFD_DB8500_PRCMU
1253 Select this option to enable access to AB8500 power management
1254 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1255 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1256 the irq_chip parts for handling the Mixed Signal chip events.
1257 This chip embeds various other multimedia functionalities as well.
1260 bool "Enable debug info via debugfs"
1261 depends on AB8500_GPADC && DEBUG_FS
1262 default y if DEBUG_FS
1264 Select this option if you want debug information using the debug
1265 filesystem, debugfs.
1267 config MFD_DB8500_PRCMU
1268 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1269 depends on UX500_SOC_DB8500
1272 Select this option to enable support for the DB8500 Power Reset
1273 and Control Management Unit. This is basically an autonomous
1274 system controller running an XP70 microprocessor, which is accessed
1275 through a register map.
1278 bool "STMicroelectronics STMPE"
1279 depends on (I2C=y || SPI_MASTER=y)
1283 Support for the STMPE family of I/O Expanders from
1286 Currently supported devices are:
1288 STMPE811: GPIO, Touchscreen, ADC
1289 STMPE1601: GPIO, Keypad
1290 STMPE1801: GPIO, Keypad
1291 STMPE2401: GPIO, Keypad
1292 STMPE2403: GPIO, Keypad
1294 This driver provides common support for accessing the device,
1295 additional drivers must be enabled in order to use the functionality
1296 of the device. Currently available sub drivers are:
1299 Keypad: stmpe-keypad
1300 Touchscreen: stmpe-ts
1303 menu "STMicroelectronics STMPE Interface Drivers"
1304 depends on MFD_STMPE
1307 bool "STMicroelectronics STMPE I2C Interface"
1311 This is used to enable I2C interface of STMPE
1314 bool "STMicroelectronics STMPE SPI Interface"
1315 depends on SPI_MASTER
1317 This is used to enable SPI interface of STMPE
1321 bool "STMicroelectronics STA2X11"
1326 config MFD_SUN6I_PRCM
1327 bool "Allwinner A31 PRCM controller"
1328 depends on ARCH_SUNXI || COMPILE_TEST
1331 Support for the PRCM (Power/Reset/Clock Management) unit available
1335 bool "System Controller Register R/W Based on Regmap"
1338 Select this option to enable accessing system control registers
1341 config MFD_DAVINCI_VOICECODEC
1346 config MFD_TI_AM335X_TSCADC
1347 tristate "TI ADC / Touch Screen chip support"
1352 If you say yes here you get support for Texas Instruments series
1353 of Touch Screen /ADC chips.
1354 To compile this driver as a module, choose M here: the
1355 module will be called ti_am335x_tscadc.
1357 config MFD_DM355EVM_MSP
1358 bool "TI DaVinci DM355 EVM microcontroller"
1359 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1361 This driver supports the MSP430 microcontroller used on these
1362 boards. MSP430 firmware manages resets and power sequencing,
1363 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1366 tristate "TI/National Semiconductor LP3943 MFD Driver"
1371 Support for the TI/National Semiconductor LP3943.
1372 This driver consists of GPIO and PWM drivers.
1373 With these functionalities, it can be used for LED string control or
1374 general usage such like a GPIO controller and a PWM controller.
1377 bool "TI LP8788 Power Management Unit Driver"
1383 TI LP8788 PMU supports regulators, battery charger, RTC,
1384 ADC, backlight driver and current sinks.
1387 tristate "TI Lighting Management Unit driver"
1392 Say yes here to enable support for TI LMU chips.
1393 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1394 LM36274. It consists of backlight, LED and regulator driver.
1395 It provides consistent device controls for lighting functions.
1397 config MFD_OMAP_USB_HOST
1398 bool "TI OMAP USBHS core and TLL driver"
1399 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1402 This is the core driver for the OAMP EHCI and OHCI drivers.
1403 This MFD driver does the required setup functionalities for
1404 OMAP USB Host drivers.
1407 bool "TI Palmas series chips"
1413 If you say yes here you get support for the Palmas
1414 series of PMIC chips from Texas Instruments.
1417 tristate "TI TPS61050/61052 Boost Converters"
1422 select REGULATOR_FIXED_VOLTAGE
1424 This option enables a driver for the TP61050/TPS61052
1425 high-power "white LED driver". This boost converter is
1426 sometimes used for other things than white LEDs, and
1427 also contains a GPIO pin.
1430 tristate "TI TPS6501x Power Management chips"
1431 depends on I2C && GPIOLIB
1432 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1434 If you say yes here you get support for the TPS6501x series of
1435 Power Management chips. These include voltage regulators,
1436 lithium ion/polymer battery charging, and other features that
1437 are often used in portable devices like cell phones and cameras.
1439 This driver can also be built as a module. If so, the module
1440 will be called tps65010.
1443 tristate "TI TPS6507x Power Management / Touch Screen chips"
1447 If you say yes here you get support for the TPS6507x series of
1448 Power Management / Touch Screen chips. These include voltage
1449 regulators, lithium ion/polymer battery charging, touch screen
1450 and other features that are often used in portable devices.
1451 This driver can also be built as a module. If so, the module
1452 will be called tps6507x.
1455 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1462 If you say yes here you get support for the TPS65086 series of
1463 Power Management chips.
1464 This driver provides common support for accessing the device,
1465 additional drivers must be enabled in order to use the
1466 functionality of the device.
1468 config TPS65911_COMPARATOR
1472 bool "TI TPS65090 Power Management chips"
1478 If you say yes here you get support for the TPS65090 series of
1479 Power Management chips.
1480 This driver provides common support for accessing the device,
1481 additional drivers must be enabled in order to use the
1482 functionality of the device.
1485 tristate "TI TPS65217 Power Management / White LED chips"
1486 depends on I2C && OF
1491 If you say yes here you get support for the TPS65217 series of
1492 Power Management / White LED chips.
1493 These include voltage regulators, lithium ion/polymer battery
1494 charger, wled and other features that are often used in portable
1497 This driver can also be built as a module. If so, the module
1498 will be called tps65217.
1501 bool "TI TPS68470 Power Management / LED chips"
1502 depends on ACPI && PCI && I2C=y
1503 depends on I2C_DESIGNWARE_PLATFORM=y
1507 If you say yes here you get support for the TPS68470 series of
1508 Power Management / LED chips.
1510 These include voltage regulators, LEDs and other features
1511 that are often used in portable devices.
1513 This option is a bool as it provides an ACPI operation
1514 region, which must be available before any of the devices
1515 using this are probed. This option also configures the
1516 designware-i2c driver to be built-in, for the same reason.
1518 config MFD_TI_LP873X
1519 tristate "TI LP873X Power Management IC"
1524 If you say yes here then you get support for the LP873X series of
1525 Power Management Integrated Circuits (PMIC).
1526 These include voltage regulators, thermal protection, configurable
1527 General Purpose Outputs (GPO) that are used in portable devices.
1529 This driver can also be built as a module. If so, the module
1530 will be called lp873x.
1532 config MFD_TI_LP87565
1533 tristate "TI LP87565 Power Management IC"
1534 depends on I2C && OF
1538 If you say yes here then you get support for the LP87565 series of
1539 Power Management Integrated Circuits (PMIC).
1540 These include voltage regulators, thermal protection, configurable
1541 General Purpose Outputs (GPO) that are used in portable devices.
1543 This driver can also be built as a module. If so, the module
1544 will be called lp87565.
1547 tristate "TI TPS65218 Power Management chips"
1548 depends on I2C && OF
1553 If you say yes here you get support for the TPS65218 series of
1554 Power Management chips.
1555 These include voltage regulators, gpio and other features
1556 that are often used in portable devices.
1558 This driver can also be built as a module. If so, the module
1559 will be called tps65218.
1562 bool "TI TPS6586x Power Management chips"
1567 If you say yes here you get support for the TPS6586X series of
1568 Power Management chips.
1569 This driver provides common support for accessing the device,
1570 additional drivers must be enabled in order to use the
1571 functionality of the device.
1573 This driver can also be built as a module. If so, the module
1574 will be called tps6586x.
1577 bool "TI TPS65910 Power Management chip"
1579 depends on GPIOLIB || COMPILE_TEST
1585 if you say yes here you get support for the TPS65910 series of
1586 Power Management chips.
1594 config MFD_TPS65912_I2C
1595 tristate "TI TPS65912 Power Management chip with I2C"
1600 If you say yes here you get support for the TPS65912 series of
1601 PM chips with I2C interface.
1603 config MFD_TPS65912_SPI
1604 tristate "TI TPS65912 Power Management chip with SPI"
1607 depends on SPI_MASTER
1609 If you say yes here you get support for the TPS65912 series of
1610 PM chips with SPI interface.
1613 bool "TI TPS80031/TPS80032 Power Management chips"
1619 If you say yes here you get support for the Texas Instruments
1620 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1621 Path and Battery Charger. The device provides five configurable
1622 step-down converters, 11 general purpose LDOs, USB OTG Module,
1623 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1624 Power Path from USB, 32K clock generator.
1627 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1632 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1633 This core driver provides register access and IRQ handling
1634 facilities, and registers devices for the various functions
1635 so that function-specific drivers can bind to them.
1637 These multi-function chips are found on many OMAP2 and OMAP3
1638 boards, providing power management, RTC, GPIO, keypad, a
1639 high speed USB OTG transceiver, an audio codec (on most
1640 versions) and many other features.
1642 config TWL4030_POWER
1643 bool "TI TWL4030 power resources"
1644 depends on TWL4030_CORE && ARM
1646 Say yes here if you want to use the power resources on the
1647 TWL4030 family chips. Most of these resources are regulators,
1648 which have a separate driver; some are control signals, such
1649 as clock request handshaking.
1651 This driver uses board-specific data to initialize the resources
1652 and load scripts controlling which resources are switched off/on
1653 or reset when a sleep, wakeup or warm reset event occurs.
1655 config MFD_TWL4030_AUDIO
1656 bool "TI TWL4030 Audio"
1657 depends on TWL4030_CORE
1662 bool "TI TWL6040 audio codec"
1669 Say yes here if you want support for Texas Instruments TWL6040 audio
1671 This driver provides common support for accessing the device,
1672 additional drivers must be enabled in order to use the
1673 functionality of the device (audio, vibra).
1676 bool "TI TWL92330/Menelaus PM chip"
1677 depends on I2C=y && ARCH_OMAP2
1679 If you say yes here you get support for the Texas Instruments
1680 TWL92330/Menelaus Power Management chip. This include voltage
1681 regulators, Dual slot memory card transceivers, real-time clock
1682 and other features that are often used in portable devices like
1683 cell phones and PDAs.
1685 config MFD_WL1273_CORE
1686 tristate "TI WL1273 FM radio"
1691 This is the core driver for the TI WL1273 FM radio. This MFD
1692 driver connects the radio-wl1273 V4L2 module and the wl1273
1696 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1701 Say yes here to enable support for National Semiconductor / TI
1702 LM3533 Lighting Power chips.
1704 This driver provides common support for accessing the device;
1705 additional drivers must be enabled in order to use the LED,
1706 backlight or ambient-light-sensor functionality of the device.
1708 config MFD_TIMBERDALE
1709 tristate "Timberdale FPGA"
1711 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1713 This is the core driver for the timberdale FPGA. This device is a
1714 multifunction device which exposes numerous platform devices.
1716 The timberdale FPGA can be found on the Intel Atom development board
1717 for in-vehicle infontainment, called Russellville.
1720 bool "Toshiba TC35892 and variants"
1725 Support for the Toshiba TC35892 and variants I/O Expander.
1727 This driver provides common support for accessing the device,
1728 additional drivers must be enabled in order to use the
1729 functionality of the device.
1736 bool "Toshiba T7L66XB"
1737 depends on ARM && HAVE_CLK
1741 Support for Toshiba Mobile IO Controller T7L66XB
1744 bool "Toshiba TC6387XB"
1745 depends on ARM && HAVE_CLK
1749 Support for Toshiba Mobile IO Controller TC6387XB
1752 bool "Toshiba TC6393XB"
1753 depends on ARM && HAVE_CLK
1758 Support for Toshiba Mobile IO Controller TC6393XB
1761 tristate "TQ-Systems IO controller TQMX86"
1764 Say yes here to enable support for various functions of the
1765 TQ-Systems IO controller and watchdog device, found on their
1766 ComExpress CPU modules.
1769 tristate "VIA VX855/VX875 integrated south bridge"
1773 Say yes here to enable support for various functions of the
1774 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1775 and/or vx855_gpio drivers for this to do anything useful.
1777 config MFD_LOCHNAGAR
1778 bool "Cirrus Logic Lochnagar Audio Development Board"
1781 depends on I2C=y && OF
1783 Support for Cirrus Logic Lochnagar audio development board.
1791 config MFD_ARIZONA_I2C
1792 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1797 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1798 audio SoC core functionality controlled via I2C.
1800 config MFD_ARIZONA_SPI
1801 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1804 depends on SPI_MASTER
1806 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1807 audio SoC core functionality controlled via SPI.
1810 bool "Cirrus Logic CS47L24 and WM1831"
1811 depends on MFD_ARIZONA
1813 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1816 bool "Wolfson Microelectronics WM5102"
1817 depends on MFD_ARIZONA
1819 Support for Wolfson Microelectronics WM5102 low power audio SoC
1822 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1823 depends on MFD_ARIZONA
1825 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1829 bool "Wolfson Microelectronics WM8997"
1830 depends on MFD_ARIZONA
1832 Support for Wolfson Microelectronics WM8997 low power audio SoC
1835 bool "Wolfson Microelectronics WM8998"
1836 depends on MFD_ARIZONA
1838 Support for Wolfson Microelectronics WM8998 low power audio SoC
1841 bool "Wolfson Microelectronics WM8400"
1846 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1847 CODEC. This driver provides common support for accessing
1848 the device, additional drivers must be enabled in order to use
1849 the functionality of the device.
1854 config MFD_WM831X_I2C
1855 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1862 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1863 when controlled using I2C. This driver provides common support
1864 for accessing the device, additional drivers must be enabled in
1865 order to use the functionality of the device.
1867 config MFD_WM831X_SPI
1868 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1873 depends on SPI_MASTER
1875 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1876 when controlled using SPI. This driver provides common support
1877 for accessing the device, additional drivers must be enabled in
1878 order to use the functionality of the device.
1883 config MFD_WM8350_I2C
1884 bool "Wolfson Microelectronics WM8350 with I2C"
1889 The WM8350 is an integrated audio and power management
1890 subsystem with watchdog and RTC functionality for embedded
1891 systems. This option enables core support for the WM8350 with
1892 I2C as the control interface. Additional options must be
1893 selected to enable support for the functionality of the chip.
1896 tristate "Wolfson Microelectronics WM8994"
1902 The WM8994 is a highly integrated hi-fi CODEC designed for
1903 smartphone applications. As well as audio functionality it
1904 has on board GPIO and regulator functionality which is
1905 supported via the relevant subsystems. This driver provides
1906 core support for the WM8994, in order to use the actual
1907 functionality of the device other drivers must be enabled.
1910 tristate "Wolfson Microelectronics WM97xx"
1913 select AC97_BUS_COMPAT
1914 depends on AC97_BUS_NEW
1916 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1917 designed for smartphone applications. As well as audio functionality
1918 it has on board GPIO and a touchscreen functionality which is
1919 supported via the relevant subsystems. This driver provides core
1920 support for the WM97xx, in order to use the actual functionality of
1921 the device other drivers must be enabled.
1924 tristate "Support for ST Microelectronics STw481x"
1925 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1929 Select this option to enable the STw481x chip driver used
1930 in various ST Microelectronics and ST-Ericsson embedded
1933 config MFD_ROHM_BD718XX
1934 tristate "ROHM BD71837 Power Management IC"
1941 Select this option to get support for the ROHM BD71837
1942 Power Management ICs. BD71837 is designed to power processors like
1943 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1944 and emergency shut down as well as 32,768KHz clock output.
1946 config MFD_ROHM_BD70528
1947 tristate "ROHM BD70528 Power Management IC"
1954 Select this option to get support for the ROHM BD70528 Power
1955 Management IC. BD71837 is general purpose single-chip power
1956 management IC for battery-powered portable devices. It contains
1957 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1958 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1959 crystal oscillator, high-accuracy VREF for use with an external ADC,
1960 10 bits SAR ADC for battery temperature monitor and 1S battery
1963 config MFD_ROHM_BD71828
1964 tristate "ROHM BD71828 Power Management IC"
1971 Select this option to get support for the ROHM BD71828 Power
1972 Management IC. BD71828GW is a single-chip power management IC for
1973 battery-powered portable devices. The IC integrates 7 buck
1974 converters, 7 LDOs, and a 1500 mA single-cell linear charger.
1975 Also included is a Coulomb counter, a real-time clock (RTC), and
1976 a 32.768 kHz clock gate.
1978 config MFD_STM32_LPTIMER
1979 tristate "Support for STM32 Low-Power Timer"
1980 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1985 Select this option to enable STM32 Low-Power Timer driver
1986 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1987 resources are also dealt with here.
1989 To compile this driver as a module, choose M here: the
1990 module will be called stm32-lptimer.
1992 config MFD_STM32_TIMERS
1993 tristate "Support for STM32 Timers"
1994 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1999 Select this option to enable STM32 timers driver used
2000 for PWM and IIO Timer. This driver allow to share the
2001 registers between the others drivers.
2004 tristate "Support for STPMIC1 PMIC"
2005 depends on (I2C=y && OF)
2010 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2011 key, watchdog and regulator functionalities which are supported via
2012 the relevant subsystems. This driver provides core support for the
2013 STPMIC1. In order to use the actual functionality of the device other
2014 drivers must be enabled.
2016 To compile this driver as a module, choose M here: the
2017 module will be called stpmic1.
2020 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2022 depends on OF || COMPILE_TEST
2026 Support for the STMicroelectronics Multi-Function eXpander.
2028 This driver provides common support for accessing the device,
2029 additional drivers must be enabled in order to use the functionality
2033 tristate "Support for WCD9340/WCD9341 Codec"
2036 select REGMAP_SLIMBUS
2040 Support for the Qualcomm WCD9340/WCD9341 Codec.
2041 This driver provides common support WCD934x audio codec and its
2042 associated Pin Controller, Soundwire Controller and Audio codec.
2044 config MFD_KHADAS_MCU
2045 tristate "Support for Khadas System control Microcontroller"
2047 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2051 Support for the Khadas System control Microcontroller interface
2052 present on their VIM and Edge boards.
2054 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2057 It provides multiple boot control features like password check,
2058 power-on options, power-off control and system FAN control on recent
2061 This driver provides common support for accessing the device,
2062 additional drivers must be enabled in order to use the functionality
2065 menu "Multimedia Capabilities Port drivers"
2066 depends on ARCH_SA1100
2073 tristate "Support SA11x0 MCP interface"
2074 depends on ARCH_SA1100
2079 tristate "Support for UCB1200 / UCB1300"
2080 depends on MCP_SA11X0
2083 config MCP_UCB1200_TS
2084 tristate "Touchscreen interface support"
2085 depends on MCP_UCB1200 && INPUT
2089 config MFD_VEXPRESS_SYSREG
2090 tristate "Versatile Express System Registers"
2091 depends on VEXPRESS_CONFIG && GPIOLIB
2093 select GPIO_GENERIC_PLATFORM
2097 System Registers are the platform configuration block
2098 on the ARM Ltd. Versatile Express board.
2101 tristate "RAVE SP MCU core driver"
2102 depends on SERIAL_DEV_BUS
2105 Select this to get support for the Supervisory Processor
2106 device found on several devices in RAVE line of hardware.
2109 tristate "SGI IOC3 core driver"
2110 depends on PCI && MIPS && 64BIT
2113 This option enables basic support for the SGI IOC3-based
2114 controller cards. This option does not enable any specific
2115 functions on such a card, but provides necessary infrastructure
2116 for other drivers to utilize.
2118 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2119 then say Y. Otherwise say N.