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"
470 Select this option to enable support for Monolithic Power Systems
471 battery charger. This provides ADC, thermal and battery charger power
472 management functions.
475 tristate "Freescale i.MX23/i.MX28 LRADC"
476 depends on ARCH_MXS || COMPILE_TEST
480 Say yes here to build support for the Low Resolution
481 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
482 processors. This driver provides common support for accessing the
483 device, additional drivers must be enabled in order to use the
484 functionality of the device:
485 mxs-lradc-adc for ADC readings
486 mxs-lradc-ts for touchscreen support
488 This driver can also be built as a module. If so, the module will be
491 config MFD_MX25_TSADC
492 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
494 depends on (SOC_IMX25 && OF) || COMPILE_TEST
496 Enable support for the integrated Touchscreen and ADC unit of the
497 i.MX25 processors. They consist of a conversion queue for general
498 purpose ADC and a queue for Touchscreens.
500 config MFD_HI6421_PMIC
501 tristate "HiSilicon Hi6421 PMU/Codec IC"
506 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
507 functions, such as regulators, RTC, codec, Coulomb counter, etc.
508 This driver includes core APIs _only_. You have to select
509 individual components like voltage regulators under corresponding
510 menus in order to enable them.
511 We communicate with the Hi6421 via memory-mapped I/O.
513 config MFD_HI655X_PMIC
514 tristate "HiSilicon Hi655X series PMU/Codec IC"
515 depends on ARCH_HISI || COMPILE_TEST
521 Select this option to enable Hisilicon hi655x series pmic driver.
524 tristate "HTC PASIC3 LED/DS1WM chip support"
527 This core driver provides register access for the LED/DS1WM
528 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
529 HTC Magician devices, respectively. Actual functionality is
530 handled by the leds-pasic3 and ds1wm drivers.
533 bool "HTC I2C PLD chip support"
534 depends on I2C=y && GPIOLIB
536 If you say yes here you get support for the supposed CPLD
537 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
538 This device provides input and output GPIOs through an I2C
539 interface to one or more sub-chips.
541 config MFD_INTEL_QUARK_I2C_GPIO
542 tristate "Intel Quark MFD I2C GPIO"
545 depends on COMMON_CLK
548 This MFD provides support for I2C and GPIO that exist only
549 in a single PCI device. It splits the 2 IO devices to
550 their respective IO driver.
551 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
554 tristate "Intel ICH LPC"
558 The LPC bridge function of the Intel ICH provides support for
559 many functional units. This driver provides needed support for
560 other drivers to control these functions, currently GPIO and
564 tristate "Intel SCH LPC"
568 LPC bridge function of the Intel SCH provides support for
569 System Management Bus and General Purpose I/O.
571 config INTEL_SOC_PMIC
572 bool "Support for Crystal Cove PMIC"
573 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
574 depends on X86 || COMPILE_TEST
575 depends on I2C_DESIGNWARE_PLATFORM=y
580 Select this option to enable support for Crystal Cove PMIC
581 on some Intel SoC systems. The PMIC provides ADC, GPIO,
582 thermal, charger and related power management functions
585 This option is a bool as it provides an ACPI OpRegion which must be
586 available before any devices using it are probed. This option also
587 causes the designware-i2c driver to be builtin for the same reason.
589 config INTEL_SOC_PMIC_BXTWC
590 tristate "Support for Intel Broxton Whiskey Cove PMIC"
591 depends on MFD_INTEL_PMC_BXT
595 Select this option to enable support for Whiskey Cove PMIC
596 on Intel Broxton systems. The PMIC provides ADC, GPIO,
597 thermal, charger and related power management functions
600 config INTEL_SOC_PMIC_CHTWC
601 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
602 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
603 depends on X86 || COMPILE_TEST
604 depends on I2C_DESIGNWARE_PLATFORM=y
609 Select this option to enable support for the Intel Cherry Trail
610 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
612 This option is a bool as it provides an ACPI OpRegion which must be
613 available before any devices using it are probed. This option also
614 causes the designware-i2c driver to be builtin for the same reason.
616 config INTEL_SOC_PMIC_CHTDC_TI
617 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
626 Select this option for supporting Dollar Cove (TI version) PMIC
627 device that is found on some Intel Cherry Trail systems.
629 config INTEL_SOC_PMIC_MRFLD
630 tristate "Support for Intel Merrifield Basin Cove PMIC"
637 Select this option for supporting Basin Cove PMIC device
638 that is found on Intel Merrifield systems.
640 config MFD_INTEL_LPSS
645 config MFD_INTEL_LPSS_ACPI
646 tristate "Intel Low Power Subsystem support in ACPI mode"
647 select MFD_INTEL_LPSS
648 depends on X86 && ACPI
650 This driver supports Intel Low Power Subsystem (LPSS) devices such as
651 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
654 config MFD_INTEL_LPSS_PCI
655 tristate "Intel Low Power Subsystem support in PCI mode"
656 select MFD_INTEL_LPSS
657 depends on X86 && PCI
659 This driver supports Intel Low Power Subsystem (LPSS) devices such as
660 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
663 config MFD_INTEL_MSIC
668 Select this option to enable access to Intel MSIC (Avatele
669 Passage) chip. This chip embeds audio, battery, GPIO, etc.
670 devices used in Intel Medfield platforms.
672 config MFD_INTEL_PMC_BXT
673 tristate "Intel PMC Driver for Broxton"
675 depends on X86_PLATFORM_DEVICES
680 This driver provides support for the PMC (Power Management
681 Controller) on Intel Broxton and Apollo Lake. The PMC is a
682 multi-function device that exposes IPC, General Control
683 Register and P-unit access. In addition this creates devices
684 for iTCO watchdog and telemetry that are part of the PMC.
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 COMexpress (ETXexpress) modules. The PLD
725 device may provide functions like watchdog, GPIO, UART and I2C bus.
727 The following modules are supported:
734 * COMe-bPC2 (ETXexpress-PC)
735 * COMe-bSC# (ETXexpress-SC T#)
741 * COMe-cDC2 (microETXexpress-DC)
744 * COMe-cPC2 (microETXexpress-PC)
749 * COMe-mTT10 (nanoETXexpress-TT)
752 This driver can also be built as a module. If so, the module
753 will be called kempld-core.
756 tristate "Marvell 88PM800"
762 This supports for Marvell 88PM800 Power Management IC.
763 This includes the I2C driver and the core APIs _only_, you have to
764 select individual components like voltage regulators, RTC and
765 battery-charger under the corresponding menus.
768 tristate "Marvell 88PM805"
774 This supports for Marvell 88PM805 Power Management IC. This includes
775 the I2C driver and the core APIs _only_, you have to select individual
776 components like codec device, headset/Mic device under the
780 bool "Marvell 88PM8606/88PM8607"
785 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
786 This includes the I2C driver and the core APIs _only_, you have to
787 select individual components like voltage regulators, RTC and
788 battery-charger under the corresponding menus.
791 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
798 Say yes here to add support for Maxim Semiconductor MAX14577 and
799 MAX77836 Micro-USB ICs with battery charger.
800 This driver provides common support for accessing the device;
801 additional drivers must be enabled in order to use the functionality
805 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
807 depends on OF || COMPILE_TEST
813 Say yes here to add support for Maxim Semiconductor MAX77620 and
814 MAX20024 which are Power Management IC with General purpose pins,
815 RTC, regulators, clock generator, watchdog etc. This driver
816 provides common support for accessing the device; additional drivers
817 must be enabled in order to use the functionality of the device.
820 tristate "Maxim MAX77650/77651 PMIC Support"
822 depends on OF || COMPILE_TEST
827 Say Y here to add support for Maxim Semiconductor MAX77650 and
828 MAX77651 Power Management ICs. This is the core multifunction
829 driver for interacting with the device. The module name is
830 'max77650'. Additional drivers can be enabled in order to use
831 the following functionalities of the device: GPIO, regulator,
835 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
837 depends on OF || COMPILE_TEST
843 Say yes here to add support for Maxim Semiconductor MAX77686 and
844 MAX77802 which are Power Management IC with an RTC on chip.
845 This driver provides common support for accessing the device;
846 additional drivers must be enabled in order to use the functionality
850 tristate "Maxim Semiconductor MAX77693 PMIC Support"
856 Say yes here to add support for Maxim Semiconductor MAX77693.
857 This is a companion Power Management IC with Flash, Haptic, Charger,
858 and MUIC(Micro USB Interface Controller) controls on chip.
859 This driver provides common support for accessing the device;
860 additional drivers must be enabled in order to use the functionality
864 bool "Maxim Semiconductor MAX77843 PMIC Support"
870 Say yes here to add support for Maxim Semiconductor MAX77843.
871 This is companion Power Management IC with LEDs, Haptic, Charger,
872 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
873 This driver provides common support for accessing the device;
874 additional drivers must be enabled in order to use the functionality
878 tristate "Maxim Semiconductor MAX8907 PMIC Support"
884 Say yes here to add support for Maxim Semiconductor MAX8907. This is
885 a Power Management IC. This driver provides common support for
886 accessing the device; additional drivers must be enabled in order
887 to use the functionality of the device.
890 bool "Maxim Semiconductor MAX8925 PMIC Support"
894 Say yes here to add support for Maxim Semiconductor MAX8925. This is
895 a Power Management IC. This driver provides common support for
896 accessing the device, additional drivers must be enabled in order
897 to use the functionality of the device.
900 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
905 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
906 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
907 MUIC controls on chip.
908 This driver provides common support for accessing the device;
909 additional drivers must be enabled in order to use the functionality
913 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
918 Say yes here to add support for Maxim Semiconductor MAX8998 and
919 National Semiconductor LP3974. This is a Power Management IC.
920 This driver provides common support for accessing the device,
921 additional drivers must be enabled in order to use the functionality
925 tristate "Mediatek MT6360 SubPMIC"
931 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
932 PMU part includes Charger, Flashlight, RGB LED
933 PMIC part includes 2-channel BUCKs and 2-channel LDOs
934 LDO part includes 4-channel LDOs
937 tristate "MediaTek MT6397 PMIC Support"
941 Say yes here to add support for MediaTek MT6397 PMIC. This is
942 a Power Management IC. This driver provides common support for
943 accessing the device; additional drivers must be enabled in order
944 to use the functionality of the device.
947 tristate "MEN 14F021P00 Board Management Controller Support"
951 Say yes here to add support for the MEN 14F021P00 BMC
952 which is a Board Management Controller connected to the I2C bus.
953 The device supports multiple sub-devices like LED, HWMON and WDT.
954 This driver provides common support for accessing the devices;
955 additional drivers must be enabled in order to use the
956 functionality of the BMC device.
958 This driver can also be built as a module. If so the module
959 will be called menf21bmc.
962 bool "Motorola EZXPCAP Support"
963 depends on SPI_MASTER
965 This enables the PCAP ASIC present on EZX Phones. This is
966 needed for MMC, TouchScreen, Sound, USB, etc..
969 tristate "Support for Motorola CPCAP"
971 depends on OF || COMPILE_TEST
976 Say yes here if you want to include driver for CPCAP.
977 It is used on many Motorola phones and tablets as a PMIC.
978 At least Motorola Droid 4 is known to use CPCAP.
980 config MFD_VIPERBOARD
981 tristate "Nano River Technologies Viperboard"
986 Say yes here if you want support for Nano River Technologies
988 There are mfd cell drivers available for i2c master, adc and
989 both gpios found on the board. The spi part does not yet
991 You need to select the mfd cell drivers separately.
992 The drivers do not support all features the board exposes.
995 tristate "Nokia Retu and Tahvo multi-function device"
1000 Retu and Tahvo are a multi-function devices found on Nokia
1001 Internet Tablets (770, N800 and N810).
1004 tristate "NXP PCF50633"
1008 Say yes here if you have NXP PCF50633 chip on your board.
1009 This core driver provides register access and IRQ handling
1010 facilities, and registers devices for the various functions
1011 so that function-specific drivers can bind to them.
1014 tristate "NXP PCF50633 ADC"
1015 depends on MFD_PCF50633
1017 Say yes here if you want to include support for ADC in the
1020 config PCF50633_GPIO
1021 tristate "NXP PCF50633 GPIO"
1022 depends on MFD_PCF50633
1024 Say yes here if you want to include support GPIO for pins on
1028 tristate "Philips UCB1400 Core driver"
1032 This enables support for the Philips UCB1400 core functions.
1033 The UCB1400 is an AC97 audio codec.
1035 To compile this driver as a module, choose M here: the
1036 module will be called ucb1400_core.
1039 tristate "Qualcomm PM8xxx PMIC chips driver"
1040 depends on (ARM || HEXAGON || COMPILE_TEST)
1041 select IRQ_DOMAIN_HIERARCHY
1045 If you say yes to this option, support will be included for the
1046 built-in PM8xxx PMIC chips.
1048 This is required if your board has a PM8xxx and uses its features,
1049 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1051 Say M here if you want to include support for PM8xxx chips as a
1052 module. This will build a module called "pm8xxx-core".
1055 tristate "Qualcomm Resource Power Manager (RPM)"
1056 depends on ARCH_QCOM && OF
1058 If you say yes to this option, support will be included for the
1059 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1062 This is required to access many regulators, clocks and bus
1063 frequencies controlled by the RPM on these devices.
1065 Say M here if you want to include support for the Qualcomm RPM as a
1066 module. This will build a module called "qcom_rpm".
1068 config MFD_SPMI_PMIC
1069 tristate "Qualcomm SPMI PMICs"
1070 depends on ARCH_QCOM || COMPILE_TEST
1075 This enables support for the Qualcomm SPMI PMICs.
1076 These PMICs are currently used with the Snapdragon 800 series of
1077 SoCs. Note, that this will only be useful paired with descriptions
1078 of the independent functions as children nodes in the device tree.
1080 Say M here if you want to include support for the SPMI PMIC
1081 series as a module. The module will be called "qcom-spmi-pmic".
1084 tristate "RDC R-321x southbridge"
1088 Say yes here if you want to have support for the RDC R-321x SoC
1089 southbridge which provides access to GPIOs and Watchdog using the
1090 southbridge PCI device configuration space.
1093 tristate "Richtek RT5033 Power Management IC"
1099 This driver provides for the Richtek RT5033 Power Management IC,
1100 which includes the I2C driver and the Core APIs. This driver provides
1101 common support for accessing the device. The device supports multiple
1102 sub-devices like charger, fuel gauge, flash LED, current source,
1106 bool "Ricoh RC5T583 Power Management system device"
1111 Select this option to get support for the RICOH583 Power
1112 Management system device.
1113 This driver provides common support for accessing the device
1114 through i2c interface. The device supports multiple sub-devices
1115 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1116 Additional drivers must be enabled in order to use the
1117 different functionality of the device.
1120 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1121 depends on I2C && OF
1126 If you say yes here you get support for the RK805, RK808, RK809,
1127 RK817 and RK818 Power Management chips.
1128 This driver provides common support for accessing the device
1129 through I2C interface. The device supports multiple sub-devices
1130 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1133 tristate "Ricoh RN5T567/618 PMIC"
1140 Say yes here to add support for the Ricoh RN5T567,
1141 RN5T618, RC5T619 PMIC.
1142 This driver provides common support for accessing the device,
1143 additional drivers must be enabled in order to use the
1144 functionality of the device.
1147 tristate "Samsung Electronics PMIC Series Support"
1153 Support for the Samsung Electronics PMIC devices coming
1154 usually along with Samsung Exynos SoC chipset.
1155 This driver provides common support for accessing the device,
1156 additional drivers must be enabled in order to use the functionality
1159 To compile this driver as a module, choose M here: the
1160 module will be called sec-core.
1161 Have in mind that important core drivers (like regulators) depend
1162 on this driver so building this as a module might require proper
1163 initial ramdisk or might not boot up as well in certain scenarios.
1165 config MFD_SI476X_CORE
1166 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1171 This is the core driver for the SI476x series of AM/FM
1172 radio. This MFD driver connects the radio-si476x V4L2 module
1173 and the si476x audio codec.
1175 To compile this driver as a module, choose M here: the
1176 module will be called si476x-core.
1178 config MFD_SIMPLE_MFD_I2C
1183 This driver creates a single register map with the intention for it
1184 to be shared by all sub-devices.
1186 Once the register map has been successfully initialised, any
1187 sub-devices represented by child nodes in Device Tree will be
1188 subsequently registered.
1191 tristate "Kontron sl28cpld Board Management Controller"
1193 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1194 select MFD_SIMPLE_MFD_I2C
1196 Say yes here to enable support for the Kontron sl28cpld board
1197 management controller.
1199 It can be found on the following boards:
1203 tristate "Silicon Motion SM501"
1206 This is the core driver for the Silicon Motion SM501 multimedia
1207 companion chip. This device is a multifunction device which may
1208 provide numerous interfaces including USB host controller, USB gadget,
1209 asynchronous serial ports, audio functions, and a dual display video
1210 interface. The device may be connected by PCI or local bus with
1211 varying functions enabled.
1213 config MFD_SM501_GPIO
1214 bool "Export GPIO via GPIO layer"
1215 depends on MFD_SM501 && GPIOLIB
1217 This option uses the gpio library layer to export the 64 GPIO
1218 lines on the SM501. The platform data is used to supply the
1219 base number for the first GPIO line to register.
1222 tristate "Skyworks Solutions SKY81452"
1227 This is the core driver for the Skyworks SKY81452 backlight and
1228 voltage regulator device.
1230 This driver can also be built as a module. If so, the module
1231 will be called sky81452.
1233 config MFD_SC27XX_PMIC
1234 tristate "Spreadtrum SC27xx PMICs"
1235 depends on ARCH_SPRD || COMPILE_TEST
1236 depends on SPI_MASTER
1241 This enables support for the Spreadtrum SC27xx PMICs with SPI
1242 interface. The SC27xx series PMICs integrate power management,
1243 audio codec, battery management and user interface support
1244 function (such as RTC, Typec, indicator and so on) in a single chip.
1246 This driver provides common support for accessing the SC27xx PMICs,
1247 and it also adds the irq_chip parts for handling the PMIC chip events.
1250 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1251 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1253 Say yes here if you have the ABX500 Mixed Signal IC family
1254 chips. This core driver expose register access functions.
1255 Functionality specific drivers using these functions can
1256 remain unchanged when IC changes. Binding of the functions to
1257 actual register access is done by the IC core driver.
1260 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1261 depends on I2C=y && ABX500_CORE
1263 default y if ARCH_U300
1265 Select this to enable the AB3100 Mixed Signal IC core
1266 functionality. This connects to a AB3100 on the I2C bus
1267 and expose a number of symbols needed for dependent devices
1268 to read and write registers and subscribe to events from
1269 this multi-functional IC. This is needed to use other features
1270 of the AB3100 such as battery-backed RTC, charging control,
1271 LEDs, vibrator, system power and temperature, power management
1275 tristate "ST-Ericsson AB3100 OTP functions"
1276 depends on AB3100_CORE
1277 default y if AB3100_CORE
1279 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1280 programmable memory) support. This exposes a sysfs file to read
1284 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1285 depends on ABX500_CORE && MFD_DB8500_PRCMU
1290 Select this option to enable access to AB8500 power management
1291 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1292 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1293 the irq_chip parts for handling the Mixed Signal chip events.
1294 This chip embeds various other multimedia functionalities as well.
1297 bool "Enable debug info via debugfs"
1298 depends on AB8500_GPADC && DEBUG_FS
1299 default y if DEBUG_FS
1301 Select this option if you want debug information using the debug
1302 filesystem, debugfs.
1304 config MFD_DB8500_PRCMU
1305 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1306 depends on UX500_SOC_DB8500
1309 Select this option to enable support for the DB8500 Power Reset
1310 and Control Management Unit. This is basically an autonomous
1311 system controller running an XP70 microprocessor, which is accessed
1312 through a register map.
1315 bool "STMicroelectronics STMPE"
1316 depends on (I2C=y || SPI_MASTER=y)
1320 Support for the STMPE family of I/O Expanders from
1323 Currently supported devices are:
1325 STMPE811: GPIO, Touchscreen, ADC
1326 STMPE1601: GPIO, Keypad
1327 STMPE1801: GPIO, Keypad
1328 STMPE2401: GPIO, Keypad
1329 STMPE2403: GPIO, Keypad
1331 This driver provides common support for accessing the device,
1332 additional drivers must be enabled in order to use the functionality
1333 of the device. Currently available sub drivers are:
1336 Keypad: stmpe-keypad
1337 Touchscreen: stmpe-ts
1340 menu "STMicroelectronics STMPE Interface Drivers"
1341 depends on MFD_STMPE
1344 bool "STMicroelectronics STMPE I2C Interface"
1348 This is used to enable I2C interface of STMPE
1351 bool "STMicroelectronics STMPE SPI Interface"
1352 depends on SPI_MASTER
1354 This is used to enable SPI interface of STMPE
1358 bool "STMicroelectronics STA2X11"
1363 config MFD_SUN6I_PRCM
1364 bool "Allwinner A31 PRCM controller"
1365 depends on ARCH_SUNXI || COMPILE_TEST
1368 Support for the PRCM (Power/Reset/Clock Management) unit available
1372 bool "System Controller Register R/W Based on Regmap"
1375 Select this option to enable accessing system control registers
1378 config MFD_DAVINCI_VOICECODEC
1383 config MFD_TI_AM335X_TSCADC
1384 tristate "TI ADC / Touch Screen chip support"
1389 If you say yes here you get support for Texas Instruments series
1390 of Touch Screen /ADC chips.
1391 To compile this driver as a module, choose M here: the
1392 module will be called ti_am335x_tscadc.
1394 config MFD_DM355EVM_MSP
1395 bool "TI DaVinci DM355 EVM microcontroller"
1396 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1398 This driver supports the MSP430 microcontroller used on these
1399 boards. MSP430 firmware manages resets and power sequencing,
1400 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1403 tristate "TI/National Semiconductor LP3943 MFD Driver"
1408 Support for the TI/National Semiconductor LP3943.
1409 This driver consists of GPIO and PWM drivers.
1410 With these functionalities, it can be used for LED string control or
1411 general usage such like a GPIO controller and a PWM controller.
1414 bool "TI LP8788 Power Management Unit Driver"
1420 TI LP8788 PMU supports regulators, battery charger, RTC,
1421 ADC, backlight driver and current sinks.
1424 tristate "TI Lighting Management Unit driver"
1429 Say yes here to enable support for TI LMU chips.
1430 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1431 LM36274. It consists of backlight, LED and regulator driver.
1432 It provides consistent device controls for lighting functions.
1434 config MFD_OMAP_USB_HOST
1435 bool "TI OMAP USBHS core and TLL driver"
1436 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1439 This is the core driver for the OAMP EHCI and OHCI drivers.
1440 This MFD driver does the required setup functionalities for
1441 OMAP USB Host drivers.
1444 bool "TI Palmas series chips"
1450 If you say yes here you get support for the Palmas
1451 series of PMIC chips from Texas Instruments.
1454 tristate "TI TPS61050/61052 Boost Converters"
1459 select REGULATOR_FIXED_VOLTAGE
1461 This option enables a driver for the TP61050/TPS61052
1462 high-power "white LED driver". This boost converter is
1463 sometimes used for other things than white LEDs, and
1464 also contains a GPIO pin.
1467 tristate "TI TPS6501x Power Management chips"
1468 depends on I2C && GPIOLIB
1469 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1471 If you say yes here you get support for the TPS6501x series of
1472 Power Management chips. These include voltage regulators,
1473 lithium ion/polymer battery charging, and other features that
1474 are often used in portable devices like cell phones and cameras.
1476 This driver can also be built as a module. If so, the module
1477 will be called tps65010.
1480 tristate "TI TPS6507x Power Management / Touch Screen chips"
1484 If you say yes here you get support for the TPS6507x series of
1485 Power Management / Touch Screen chips. These include voltage
1486 regulators, lithium ion/polymer battery charging, touch screen
1487 and other features that are often used in portable devices.
1488 This driver can also be built as a module. If so, the module
1489 will be called tps6507x.
1492 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1499 If you say yes here you get support for the TPS65086 series of
1500 Power Management chips.
1501 This driver provides common support for accessing the device,
1502 additional drivers must be enabled in order to use the
1503 functionality of the device.
1505 config TPS65911_COMPARATOR
1509 bool "TI TPS65090 Power Management chips"
1515 If you say yes here you get support for the TPS65090 series of
1516 Power Management chips.
1517 This driver provides common support for accessing the device,
1518 additional drivers must be enabled in order to use the
1519 functionality of the device.
1522 tristate "TI TPS65217 Power Management / White LED chips"
1523 depends on I2C && OF
1528 If you say yes here you get support for the TPS65217 series of
1529 Power Management / White LED chips.
1530 These include voltage regulators, lithium ion/polymer battery
1531 charger, wled and other features that are often used in portable
1534 This driver can also be built as a module. If so, the module
1535 will be called tps65217.
1538 bool "TI TPS68470 Power Management / LED chips"
1539 depends on ACPI && PCI && I2C=y
1540 depends on I2C_DESIGNWARE_PLATFORM=y
1544 If you say yes here you get support for the TPS68470 series of
1545 Power Management / LED chips.
1547 These include voltage regulators, LEDs and other features
1548 that are often used in portable devices.
1550 This option is a bool as it provides an ACPI operation
1551 region, which must be available before any of the devices
1552 using this are probed. This option also configures the
1553 designware-i2c driver to be built-in, for the same reason.
1555 config MFD_TI_LP873X
1556 tristate "TI LP873X Power Management IC"
1561 If you say yes here then you get support for the LP873X series of
1562 Power Management Integrated Circuits (PMIC).
1563 These include voltage regulators, thermal protection, configurable
1564 General Purpose Outputs (GPO) that are used in portable devices.
1566 This driver can also be built as a module. If so, the module
1567 will be called lp873x.
1569 config MFD_TI_LP87565
1570 tristate "TI LP87565 Power Management IC"
1571 depends on I2C && OF
1575 If you say yes here then you get support for the LP87565 series of
1576 Power Management Integrated Circuits (PMIC).
1577 These include voltage regulators, thermal protection, configurable
1578 General Purpose Outputs (GPO) that are used in portable devices.
1580 This driver can also be built as a module. If so, the module
1581 will be called lp87565.
1584 tristate "TI TPS65218 Power Management chips"
1585 depends on I2C && OF
1590 If you say yes here you get support for the TPS65218 series of
1591 Power Management chips.
1592 These include voltage regulators, gpio and other features
1593 that are often used in portable devices.
1595 This driver can also be built as a module. If so, the module
1596 will be called tps65218.
1599 bool "TI TPS6586x Power Management chips"
1604 If you say yes here you get support for the TPS6586X series of
1605 Power Management chips.
1606 This driver provides common support for accessing the device,
1607 additional drivers must be enabled in order to use the
1608 functionality of the device.
1610 This driver can also be built as a module. If so, the module
1611 will be called tps6586x.
1614 bool "TI TPS65910 Power Management chip"
1616 depends on GPIOLIB || COMPILE_TEST
1622 if you say yes here you get support for the TPS65910 series of
1623 Power Management chips.
1631 config MFD_TPS65912_I2C
1632 tristate "TI TPS65912 Power Management chip with I2C"
1637 If you say yes here you get support for the TPS65912 series of
1638 PM chips with I2C interface.
1640 config MFD_TPS65912_SPI
1641 tristate "TI TPS65912 Power Management chip with SPI"
1644 depends on SPI_MASTER
1646 If you say yes here you get support for the TPS65912 series of
1647 PM chips with SPI interface.
1650 bool "TI TPS80031/TPS80032 Power Management chips"
1656 If you say yes here you get support for the Texas Instruments
1657 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1658 Path and Battery Charger. The device provides five configurable
1659 step-down converters, 11 general purpose LDOs, USB OTG Module,
1660 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1661 Power Path from USB, 32K clock generator.
1664 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1669 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1670 This core driver provides register access and IRQ handling
1671 facilities, and registers devices for the various functions
1672 so that function-specific drivers can bind to them.
1674 These multi-function chips are found on many OMAP2 and OMAP3
1675 boards, providing power management, RTC, GPIO, keypad, a
1676 high speed USB OTG transceiver, an audio codec (on most
1677 versions) and many other features.
1679 config TWL4030_POWER
1680 bool "TI TWL4030 power resources"
1681 depends on TWL4030_CORE && ARM
1683 Say yes here if you want to use the power resources on the
1684 TWL4030 family chips. Most of these resources are regulators,
1685 which have a separate driver; some are control signals, such
1686 as clock request handshaking.
1688 This driver uses board-specific data to initialize the resources
1689 and load scripts controlling which resources are switched off/on
1690 or reset when a sleep, wakeup or warm reset event occurs.
1692 config MFD_TWL4030_AUDIO
1693 bool "TI TWL4030 Audio"
1694 depends on TWL4030_CORE
1699 bool "TI TWL6040 audio codec"
1706 Say yes here if you want support for Texas Instruments TWL6040 audio
1708 This driver provides common support for accessing the device,
1709 additional drivers must be enabled in order to use the
1710 functionality of the device (audio, vibra).
1713 bool "TI TWL92330/Menelaus PM chip"
1714 depends on I2C=y && ARCH_OMAP2
1716 If you say yes here you get support for the Texas Instruments
1717 TWL92330/Menelaus Power Management chip. This include voltage
1718 regulators, Dual slot memory card transceivers, real-time clock
1719 and other features that are often used in portable devices like
1720 cell phones and PDAs.
1722 config MFD_WL1273_CORE
1723 tristate "TI WL1273 FM radio"
1728 This is the core driver for the TI WL1273 FM radio. This MFD
1729 driver connects the radio-wl1273 V4L2 module and the wl1273
1733 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1738 Say yes here to enable support for National Semiconductor / TI
1739 LM3533 Lighting Power chips.
1741 This driver provides common support for accessing the device;
1742 additional drivers must be enabled in order to use the LED,
1743 backlight or ambient-light-sensor functionality of the device.
1745 config MFD_TIMBERDALE
1746 tristate "Timberdale FPGA"
1748 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1750 This is the core driver for the timberdale FPGA. This device is a
1751 multifunction device which exposes numerous platform devices.
1753 The timberdale FPGA can be found on the Intel Atom development board
1754 for in-vehicle infontainment, called Russellville.
1757 bool "Toshiba TC35892 and variants"
1762 Support for the Toshiba TC35892 and variants I/O Expander.
1764 This driver provides common support for accessing the device,
1765 additional drivers must be enabled in order to use the
1766 functionality of the device.
1773 bool "Toshiba T7L66XB"
1774 depends on ARM && HAVE_CLK
1778 Support for Toshiba Mobile IO Controller T7L66XB
1781 bool "Toshiba TC6387XB"
1782 depends on ARM && HAVE_CLK
1786 Support for Toshiba Mobile IO Controller TC6387XB
1789 bool "Toshiba TC6393XB"
1790 depends on ARM && HAVE_CLK
1795 Support for Toshiba Mobile IO Controller TC6393XB
1798 tristate "TQ-Systems IO controller TQMX86"
1801 Say yes here to enable support for various functions of the
1802 TQ-Systems IO controller and watchdog device, found on their
1803 ComExpress CPU modules.
1806 tristate "VIA VX855/VX875 integrated south bridge"
1810 Say yes here to enable support for various functions of the
1811 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1812 and/or vx855_gpio drivers for this to do anything useful.
1814 config MFD_LOCHNAGAR
1815 bool "Cirrus Logic Lochnagar Audio Development Board"
1818 depends on I2C=y && OF
1820 Support for Cirrus Logic Lochnagar audio development board.
1828 config MFD_ARIZONA_I2C
1829 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1834 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1835 audio SoC core functionality controlled via I2C.
1837 config MFD_ARIZONA_SPI
1838 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1841 depends on SPI_MASTER
1843 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1844 audio SoC core functionality controlled via SPI.
1847 bool "Cirrus Logic CS47L24 and WM1831"
1848 depends on MFD_ARIZONA
1850 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1853 bool "Wolfson Microelectronics WM5102"
1854 depends on MFD_ARIZONA
1856 Support for Wolfson Microelectronics WM5102 low power audio SoC
1859 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1860 depends on MFD_ARIZONA
1862 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1866 bool "Wolfson Microelectronics WM8997"
1867 depends on MFD_ARIZONA
1869 Support for Wolfson Microelectronics WM8997 low power audio SoC
1872 bool "Wolfson Microelectronics WM8998"
1873 depends on MFD_ARIZONA
1875 Support for Wolfson Microelectronics WM8998 low power audio SoC
1878 bool "Wolfson Microelectronics WM8400"
1883 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1884 CODEC. This driver provides common support for accessing
1885 the device, additional drivers must be enabled in order to use
1886 the functionality of the device.
1891 config MFD_WM831X_I2C
1892 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1899 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1900 when controlled using I2C. This driver provides common support
1901 for accessing the device, additional drivers must be enabled in
1902 order to use the functionality of the device.
1904 config MFD_WM831X_SPI
1905 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1910 depends on SPI_MASTER
1912 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1913 when controlled using SPI. This driver provides common support
1914 for accessing the device, additional drivers must be enabled in
1915 order to use the functionality of the device.
1920 config MFD_WM8350_I2C
1921 bool "Wolfson Microelectronics WM8350 with I2C"
1926 The WM8350 is an integrated audio and power management
1927 subsystem with watchdog and RTC functionality for embedded
1928 systems. This option enables core support for the WM8350 with
1929 I2C as the control interface. Additional options must be
1930 selected to enable support for the functionality of the chip.
1933 tristate "Wolfson Microelectronics WM8994"
1939 The WM8994 is a highly integrated hi-fi CODEC designed for
1940 smartphone applications. As well as audio functionality it
1941 has on board GPIO and regulator functionality which is
1942 supported via the relevant subsystems. This driver provides
1943 core support for the WM8994, in order to use the actual
1944 functionality of the device other drivers must be enabled.
1947 tristate "Wolfson Microelectronics WM97xx"
1950 select AC97_BUS_COMPAT
1951 depends on AC97_BUS_NEW
1953 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1954 designed for smartphone applications. As well as audio functionality
1955 it has on board GPIO and a touchscreen functionality which is
1956 supported via the relevant subsystems. This driver provides core
1957 support for the WM97xx, in order to use the actual functionality of
1958 the device other drivers must be enabled.
1961 tristate "Support for ST Microelectronics STw481x"
1962 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1966 Select this option to enable the STw481x chip driver used
1967 in various ST Microelectronics and ST-Ericsson embedded
1970 config MFD_ROHM_BD718XX
1971 tristate "ROHM BD71837 Power Management IC"
1978 Select this option to get support for the ROHM BD71837
1979 Power Management ICs. BD71837 is designed to power processors like
1980 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1981 and emergency shut down as well as 32,768KHz clock output.
1983 config MFD_ROHM_BD70528
1984 tristate "ROHM BD70528 Power Management IC"
1991 Select this option to get support for the ROHM BD70528 Power
1992 Management IC. BD71837 is general purpose single-chip power
1993 management IC for battery-powered portable devices. It contains
1994 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1995 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1996 crystal oscillator, high-accuracy VREF for use with an external ADC,
1997 10 bits SAR ADC for battery temperature monitor and 1S battery
2000 config MFD_ROHM_BD71828
2001 tristate "ROHM BD71828 Power Management IC"
2008 Select this option to get support for the ROHM BD71828 Power
2009 Management IC. BD71828GW is a single-chip power management IC for
2010 battery-powered portable devices. The IC integrates 7 buck
2011 converters, 7 LDOs, and a 1500 mA single-cell linear charger.
2012 Also included is a Coulomb counter, a real-time clock (RTC), and
2013 a 32.768 kHz clock gate.
2015 config MFD_STM32_LPTIMER
2016 tristate "Support for STM32 Low-Power Timer"
2017 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2022 Select this option to enable STM32 Low-Power Timer driver
2023 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2024 resources are also dealt with here.
2026 To compile this driver as a module, choose M here: the
2027 module will be called stm32-lptimer.
2029 config MFD_STM32_TIMERS
2030 tristate "Support for STM32 Timers"
2031 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2036 Select this option to enable STM32 timers driver used
2037 for PWM and IIO Timer. This driver allow to share the
2038 registers between the others drivers.
2041 tristate "Support for STPMIC1 PMIC"
2042 depends on (I2C=y && OF)
2047 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2048 key, watchdog and regulator functionalities which are supported via
2049 the relevant subsystems. This driver provides core support for the
2050 STPMIC1. In order to use the actual functionality of the device other
2051 drivers must be enabled.
2053 To compile this driver as a module, choose M here: the
2054 module will be called stpmic1.
2057 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2059 depends on OF || COMPILE_TEST
2063 Support for the STMicroelectronics Multi-Function eXpander.
2065 This driver provides common support for accessing the device,
2066 additional drivers must be enabled in order to use the functionality
2070 tristate "Support for WCD9340/WCD9341 Codec"
2073 select REGMAP_SLIMBUS
2077 Support for the Qualcomm WCD9340/WCD9341 Codec.
2078 This driver provides common support WCD934x audio codec and its
2079 associated Pin Controller, Soundwire Controller and Audio codec.
2081 config MFD_KHADAS_MCU
2082 tristate "Support for Khadas System control Microcontroller"
2084 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2088 Support for the Khadas System control Microcontroller interface
2089 present on their VIM and Edge boards.
2091 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2094 It provides multiple boot control features like password check,
2095 power-on options, power-off control and system FAN control on recent
2098 This driver provides common support for accessing the device,
2099 additional drivers must be enabled in order to use the functionality
2102 menu "Multimedia Capabilities Port drivers"
2103 depends on ARCH_SA1100
2110 tristate "Support SA11x0 MCP interface"
2111 depends on ARCH_SA1100
2116 tristate "Support for UCB1200 / UCB1300"
2117 depends on MCP_SA11X0
2120 config MCP_UCB1200_TS
2121 tristate "Touchscreen interface support"
2122 depends on MCP_UCB1200 && INPUT
2126 config MFD_VEXPRESS_SYSREG
2127 tristate "Versatile Express System Registers"
2128 depends on VEXPRESS_CONFIG && GPIOLIB
2130 select GPIO_GENERIC_PLATFORM
2134 System Registers are the platform configuration block
2135 on the ARM Ltd. Versatile Express board.
2138 tristate "RAVE SP MCU core driver"
2139 depends on SERIAL_DEV_BUS
2142 Select this to get support for the Supervisory Processor
2143 device found on several devices in RAVE line of hardware.
2146 tristate "SGI IOC3 core driver"
2147 depends on PCI && MIPS && 64BIT
2150 This option enables basic support for the SGI IOC3-based
2151 controller cards. This option does not enable any specific
2152 functions on such a card, but provides necessary infrastructure
2153 for other drivers to utilize.
2155 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2156 then say Y. Otherwise say N.
2158 config MFD_INTEL_M10_BMC
2159 tristate "Intel MAX 10 Board Management Controller"
2160 depends on SPI_MASTER
2161 select REGMAP_SPI_AVMM
2164 Support for the Intel MAX 10 board management controller using the
2167 This driver provides common support for accessing the device,
2168 additional drivers must be enabled in order to use the functionality