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_INTEL_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_INTEL_SOCFPGA && 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_HI6421_SPMI
514 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
520 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
521 multi-functions, such as regulators, RTC, codec, Coulomb counter,
524 This driver includes core APIs _only_. You have to select
525 individual components like voltage regulators under corresponding
526 menus in order to enable them.
527 We communicate with the Hi6421v600 via a SPMI bus.
529 config MFD_HI655X_PMIC
530 tristate "HiSilicon Hi655X series PMU/Codec IC"
531 depends on ARCH_HISI || COMPILE_TEST
537 Select this option to enable Hisilicon hi655x series pmic driver.
540 tristate "HTC PASIC3 LED/DS1WM chip support"
543 This core driver provides register access for the LED/DS1WM
544 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
545 HTC Magician devices, respectively. Actual functionality is
546 handled by the leds-pasic3 and ds1wm drivers.
549 bool "HTC I2C PLD chip support"
550 depends on I2C=y && GPIOLIB
552 If you say yes here you get support for the supposed CPLD
553 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
554 This device provides input and output GPIOs through an I2C
555 interface to one or more sub-chips.
557 config MFD_INTEL_QUARK_I2C_GPIO
558 tristate "Intel Quark MFD I2C GPIO"
561 depends on COMMON_CLK
564 This MFD provides support for I2C and GPIO that exist only
565 in a single PCI device. It splits the 2 IO devices to
566 their respective IO driver.
567 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
570 tristate "Intel ICH LPC"
574 The LPC bridge function of the Intel ICH provides support for
575 many functional units. This driver provides needed support for
576 other drivers to control these functions, currently GPIO and
580 tristate "Intel SCH LPC"
584 LPC bridge function of the Intel SCH provides support for
585 System Management Bus and General Purpose I/O.
587 config INTEL_SOC_PMIC
588 bool "Support for Crystal Cove PMIC"
589 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
590 depends on X86 || COMPILE_TEST
591 depends on I2C_DESIGNWARE_PLATFORM=y
596 Select this option to enable support for Crystal Cove PMIC
597 on some Intel SoC systems. The PMIC provides ADC, GPIO,
598 thermal, charger and related power management functions
601 This option is a bool as it provides an ACPI OpRegion which must be
602 available before any devices using it are probed. This option also
603 causes the designware-i2c driver to be builtin for the same reason.
605 config INTEL_SOC_PMIC_BXTWC
606 tristate "Support for Intel Broxton Whiskey Cove PMIC"
607 depends on MFD_INTEL_PMC_BXT
611 Select this option to enable support for Whiskey Cove PMIC
612 on Intel Broxton systems. The PMIC provides ADC, GPIO,
613 thermal, charger and related power management functions
616 config INTEL_SOC_PMIC_CHTWC
617 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
618 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
619 depends on X86 || COMPILE_TEST
620 depends on I2C_DESIGNWARE_PLATFORM=y
625 Select this option to enable support for the Intel Cherry Trail
626 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
628 This option is a bool as it provides an ACPI OpRegion which must be
629 available before any devices using it are probed. This option also
630 causes the designware-i2c driver to be builtin for the same reason.
632 config INTEL_SOC_PMIC_CHTDC_TI
633 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
642 Select this option for supporting Dollar Cove (TI version) PMIC
643 device that is found on some Intel Cherry Trail systems.
645 config INTEL_SOC_PMIC_MRFLD
646 tristate "Support for Intel Merrifield Basin Cove PMIC"
653 Select this option for supporting Basin Cove PMIC device
654 that is found on Intel Merrifield systems.
656 config MFD_INTEL_LPSS
661 config MFD_INTEL_LPSS_ACPI
662 tristate "Intel Low Power Subsystem support in ACPI mode"
663 select MFD_INTEL_LPSS
664 depends on X86 && ACPI
666 This driver supports Intel Low Power Subsystem (LPSS) devices such as
667 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
670 config MFD_INTEL_LPSS_PCI
671 tristate "Intel Low Power Subsystem support in PCI mode"
672 select MFD_INTEL_LPSS
673 depends on X86 && PCI
675 This driver supports Intel Low Power Subsystem (LPSS) devices such as
676 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
679 config MFD_INTEL_PMC_BXT
680 tristate "Intel PMC Driver for Broxton"
682 depends on X86_PLATFORM_DEVICES
687 This driver provides support for the PMC (Power Management
688 Controller) on Intel Broxton and Apollo Lake. The PMC is a
689 multi-function device that exposes IPC, General Control
690 Register and P-unit access. In addition this creates devices
691 for iTCO watchdog and telemetry that are part of the PMC.
694 tristate "Intel Platform Monitoring Technology (PMT) support"
698 The Intel Platform Monitoring Technology (PMT) is an interface that
699 provides access to hardware monitor registers. This driver supports
700 Telemetry, Watcher, and Crashlog PMT capabilities/devices for
701 platforms starting from Tiger Lake.
703 config MFD_IPAQ_MICRO
704 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
705 depends on SA1100_H3100 || SA1100_H3600
708 Select this to get support for the Microcontroller found in
709 the Compaq iPAQ handheld computers. This is an Atmel
710 AT90LS8535 microcontroller flashed with a special iPAQ
711 firmware using the custom protocol implemented in this driver.
714 tristate "Azoteq IQS620A/621/622/624/625 core support"
719 Say Y here if you want to build core support for the Azoteq IQS620A,
720 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
721 options must be selected to enable device-specific functions.
723 To compile this driver as a module, choose M here: the module will
726 config MFD_JANZ_CMODIO
727 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
731 This is the core driver for the Janz CMOD-IO PCI MODULbus
732 carrier board. This device is a PCI to MODULbus bridge which may
733 host many different types of MODULbus daughterboards, including
734 CAN and GPIO controllers.
737 tristate "Kontron module PLD device"
740 This is the core driver for the PLD (Programmable Logic Device) found
741 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
742 well as on some other Kontron products. The PLD device may provide
743 functions like watchdog, GPIO, UART and I2C bus.
745 This driver can also be built as a module. If so, the module
746 will be called kempld-core.
749 tristate "Marvell 88PM800"
755 This supports for Marvell 88PM800 Power Management IC.
756 This includes the I2C driver and the core APIs _only_, you have to
757 select individual components like voltage regulators, RTC and
758 battery-charger under the corresponding menus.
761 tristate "Marvell 88PM805"
767 This supports for Marvell 88PM805 Power Management IC. This includes
768 the I2C driver and the core APIs _only_, you have to select individual
769 components like codec device, headset/Mic device under the
773 bool "Marvell 88PM8606/88PM8607"
778 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
779 This includes the I2C driver and the core APIs _only_, you have to
780 select individual components like voltage regulators, RTC and
781 battery-charger under the corresponding menus.
784 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
791 Say yes here to add support for Maxim Semiconductor MAX14577 and
792 MAX77836 Micro-USB ICs with battery charger.
793 This driver provides common support for accessing the device;
794 additional drivers must be enabled in order to use the functionality
798 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
800 depends on OF || COMPILE_TEST
806 Say yes here to add support for Maxim Semiconductor MAX77620 and
807 MAX20024 which are Power Management IC with General purpose pins,
808 RTC, regulators, clock generator, watchdog etc. This driver
809 provides common support for accessing the device; additional drivers
810 must be enabled in order to use the functionality of the device.
813 tristate "Maxim MAX77650/77651 PMIC Support"
815 depends on OF || COMPILE_TEST
820 Say Y here to add support for Maxim Semiconductor MAX77650 and
821 MAX77651 Power Management ICs. This is the core multifunction
822 driver for interacting with the device. The module name is
823 'max77650'. Additional drivers can be enabled in order to use
824 the following functionalities of the device: GPIO, regulator,
828 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
830 depends on OF || COMPILE_TEST
836 Say yes here to add support for Maxim Semiconductor MAX77686 and
837 MAX77802 which are Power Management IC with an RTC on chip.
838 This driver provides common support for accessing the device;
839 additional drivers must be enabled in order to use the functionality
843 tristate "Maxim Semiconductor MAX77693 PMIC Support"
849 Say yes here to add support for Maxim Semiconductor MAX77693.
850 This is a companion Power Management IC with Flash, Haptic, Charger,
851 and MUIC(Micro USB Interface Controller) controls on chip.
852 This driver provides common support for accessing the device;
853 additional drivers must be enabled in order to use the functionality
857 bool "Maxim Semiconductor MAX77843 PMIC Support"
863 Say yes here to add support for Maxim Semiconductor MAX77843.
864 This is companion Power Management IC with LEDs, Haptic, Charger,
865 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
866 This driver provides common support for accessing the device;
867 additional drivers must be enabled in order to use the functionality
871 tristate "Maxim Semiconductor MAX8907 PMIC Support"
877 Say yes here to add support for Maxim Semiconductor MAX8907. This is
878 a Power Management IC. This driver provides common support for
879 accessing the device; additional drivers must be enabled in order
880 to use the functionality of the device.
883 bool "Maxim Semiconductor MAX8925 PMIC Support"
887 Say yes here to add support for Maxim Semiconductor MAX8925. This is
888 a Power Management IC. This driver provides common support for
889 accessing the device, additional drivers must be enabled in order
890 to use the functionality of the device.
893 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
898 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
899 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
900 MUIC controls on chip.
901 This driver provides common support for accessing the device;
902 additional drivers must be enabled in order to use the functionality
906 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
911 Say yes here to add support for Maxim Semiconductor MAX8998 and
912 National Semiconductor LP3974. This is a Power Management IC.
913 This driver provides common support for accessing the device,
914 additional drivers must be enabled in order to use the functionality
918 tristate "Mediatek MT6360 SubPMIC"
925 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
926 PMU part includes Charger, Flashlight, RGB LED
927 PMIC part includes 2-channel BUCKs and 2-channel LDOs
928 LDO part includes 4-channel LDOs
931 tristate "MediaTek MT6397 PMIC Support"
935 Say yes here to add support for MediaTek MT6397 PMIC. This is
936 a Power Management IC. This driver provides common support for
937 accessing the device; additional drivers must be enabled in order
938 to use the functionality of the device.
941 tristate "MEN 14F021P00 Board Management Controller Support"
945 Say yes here to add support for the MEN 14F021P00 BMC
946 which is a Board Management Controller connected to the I2C bus.
947 The device supports multiple sub-devices like LED, HWMON and WDT.
948 This driver provides common support for accessing the devices;
949 additional drivers must be enabled in order to use the
950 functionality of the BMC device.
952 This driver can also be built as a module. If so the module
953 will be called menf21bmc.
956 bool "Motorola EZXPCAP Support"
957 depends on SPI_MASTER
959 This enables the PCAP ASIC present on EZX Phones. This is
960 needed for MMC, TouchScreen, Sound, USB, etc..
963 tristate "Support for Motorola CPCAP"
965 depends on OF || COMPILE_TEST
970 Say yes here if you want to include driver for CPCAP.
971 It is used on many Motorola phones and tablets as a PMIC.
972 At least Motorola Droid 4 is known to use CPCAP.
974 config MFD_VIPERBOARD
975 tristate "Nano River Technologies Viperboard"
980 Say yes here if you want support for Nano River Technologies
982 There are mfd cell drivers available for i2c master, adc and
983 both gpios found on the board. The spi part does not yet
985 You need to select the mfd cell drivers separately.
986 The drivers do not support all features the board exposes.
989 tristate "Netronix embedded controller (EC)"
990 depends on OF || COMPILE_TEST
995 Say yes here if you want to support the embedded controller found in
996 certain e-book readers designed by the original design manufacturer
1000 tristate "Nokia Retu and Tahvo multi-function device"
1005 Retu and Tahvo are a multi-function devices found on Nokia
1006 Internet Tablets (770, N800 and N810).
1009 tristate "NXP PCF50633"
1013 Say yes here if you have NXP PCF50633 chip on your board.
1014 This core driver provides register access and IRQ handling
1015 facilities, and registers devices for the various functions
1016 so that function-specific drivers can bind to them.
1019 tristate "NXP PCF50633 ADC"
1020 depends on MFD_PCF50633
1022 Say yes here if you want to include support for ADC in the
1025 config PCF50633_GPIO
1026 tristate "NXP PCF50633 GPIO"
1027 depends on MFD_PCF50633
1029 Say yes here if you want to include support GPIO for pins on
1033 tristate "Philips UCB1400 Core driver"
1037 This enables support for the Philips UCB1400 core functions.
1038 The UCB1400 is an AC97 audio codec.
1040 To compile this driver as a module, choose M here: the
1041 module will be called ucb1400_core.
1044 tristate "Qualcomm PM8xxx PMIC chips driver"
1045 depends on (ARM || HEXAGON || COMPILE_TEST)
1046 select IRQ_DOMAIN_HIERARCHY
1050 If you say yes to this option, support will be included for the
1051 built-in PM8xxx PMIC chips.
1053 This is required if your board has a PM8xxx and uses its features,
1054 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1056 Say M here if you want to include support for PM8xxx chips as a
1057 module. This will build a module called "pm8xxx-core".
1060 tristate "Qualcomm Resource Power Manager (RPM)"
1061 depends on ARCH_QCOM && OF
1063 If you say yes to this option, support will be included for the
1064 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1067 This is required to access many regulators, clocks and bus
1068 frequencies controlled by the RPM on these devices.
1070 Say M here if you want to include support for the Qualcomm RPM as a
1071 module. This will build a module called "qcom_rpm".
1073 config MFD_SPMI_PMIC
1074 tristate "Qualcomm SPMI PMICs"
1075 depends on ARCH_QCOM || COMPILE_TEST
1080 This enables support for the Qualcomm SPMI PMICs.
1081 These PMICs are currently used with the Snapdragon 800 series of
1082 SoCs. Note, that this will only be useful paired with descriptions
1083 of the independent functions as children nodes in the device tree.
1085 Say M here if you want to include support for the SPMI PMIC
1086 series as a module. The module will be called "qcom-spmi-pmic".
1089 tristate "RDC R-321x southbridge"
1093 Say yes here if you want to have support for the RDC R-321x SoC
1094 southbridge which provides access to GPIOs and Watchdog using the
1095 southbridge PCI device configuration space.
1098 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1103 This enables support for the Richtek RT4831 that includes 4 channel
1104 WLED driving and Display Bias Voltage. It's commonly used to provide
1105 power to the LCD display and LCD backlight.
1108 tristate "Richtek RT5033 Power Management IC"
1114 This driver provides for the Richtek RT5033 Power Management IC,
1115 which includes the I2C driver and the Core APIs. This driver provides
1116 common support for accessing the device. The device supports multiple
1117 sub-devices like charger, fuel gauge, flash LED, current source,
1121 bool "Ricoh RC5T583 Power Management system device"
1126 Select this option to get support for the RICOH583 Power
1127 Management system device.
1128 This driver provides common support for accessing the device
1129 through i2c interface. The device supports multiple sub-devices
1130 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1131 Additional drivers must be enabled in order to use the
1132 different functionality of the device.
1135 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1136 depends on I2C && OF
1141 If you say yes here you get support for the RK805, RK808, RK809,
1142 RK817 and RK818 Power Management chips.
1143 This driver provides common support for accessing the device
1144 through I2C interface. The device supports multiple sub-devices
1145 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1148 tristate "Ricoh RN5T567/618 PMIC"
1155 Say yes here to add support for the Ricoh RN5T567,
1156 RN5T618, RC5T619 PMIC.
1157 This driver provides common support for accessing the device,
1158 additional drivers must be enabled in order to use the
1159 functionality of the device.
1162 tristate "Samsung Electronics PMIC Series Support"
1164 depends on OF || COMPILE_TEST
1169 Support for the Samsung Electronics PMIC devices coming
1170 usually along with Samsung Exynos SoC chipset.
1171 This driver provides common support for accessing the device,
1172 additional drivers must be enabled in order to use the functionality
1175 To compile this driver as a module, choose M here: the
1176 module will be called sec-core.
1177 Have in mind that important core drivers (like regulators) depend
1178 on this driver so building this as a module might require proper
1179 initial ramdisk or might not boot up as well in certain scenarios.
1181 config MFD_SI476X_CORE
1182 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1187 This is the core driver for the SI476x series of AM/FM
1188 radio. This MFD driver connects the radio-si476x V4L2 module
1189 and the si476x audio codec.
1191 To compile this driver as a module, choose M here: the
1192 module will be called si476x-core.
1194 config MFD_SIMPLE_MFD_I2C
1199 This driver creates a single register map with the intention for it
1200 to be shared by all sub-devices.
1202 Once the register map has been successfully initialised, any
1203 sub-devices represented by child nodes in Device Tree will be
1204 subsequently registered.
1207 tristate "Kontron sl28cpld Board Management Controller"
1209 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1210 select MFD_SIMPLE_MFD_I2C
1212 Say yes here to enable support for the Kontron sl28cpld board
1213 management controller.
1215 It can be found on the following boards:
1219 tristate "Silicon Motion SM501"
1222 This is the core driver for the Silicon Motion SM501 multimedia
1223 companion chip. This device is a multifunction device which may
1224 provide numerous interfaces including USB host controller, USB gadget,
1225 asynchronous serial ports, audio functions, and a dual display video
1226 interface. The device may be connected by PCI or local bus with
1227 varying functions enabled.
1229 config MFD_SM501_GPIO
1230 bool "Export GPIO via GPIO layer"
1231 depends on MFD_SM501 && GPIOLIB
1233 This option uses the gpio library layer to export the 64 GPIO
1234 lines on the SM501. The platform data is used to supply the
1235 base number for the first GPIO line to register.
1238 tristate "Skyworks Solutions SKY81452"
1243 This is the core driver for the Skyworks SKY81452 backlight and
1244 voltage regulator device.
1246 This driver can also be built as a module. If so, the module
1247 will be called sky81452.
1249 config MFD_SC27XX_PMIC
1250 tristate "Spreadtrum SC27xx PMICs"
1251 depends on ARCH_SPRD || COMPILE_TEST
1252 depends on SPI_MASTER
1257 This enables support for the Spreadtrum SC27xx PMICs with SPI
1258 interface. The SC27xx series PMICs integrate power management,
1259 audio codec, battery management and user interface support
1260 function (such as RTC, Typec, indicator and so on) in a single chip.
1262 This driver provides common support for accessing the SC27xx PMICs,
1263 and it also adds the irq_chip parts for handling the PMIC chip events.
1266 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1267 depends on ARCH_U8500 || COMPILE_TEST
1268 default y if ARCH_U8500
1270 Say yes here if you have the ABX500 Mixed Signal IC family
1271 chips. This core driver expose register access functions.
1272 Functionality specific drivers using these functions can
1273 remain unchanged when IC changes. Binding of the functions to
1274 actual register access is done by the IC core driver.
1277 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1278 depends on ABX500_CORE && MFD_DB8500_PRCMU
1283 Select this option to enable access to AB8500 power management
1284 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1285 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1286 the irq_chip parts for handling the Mixed Signal chip events.
1287 This chip embeds various other multimedia functionalities as well.
1290 bool "Enable debug info via debugfs"
1291 depends on AB8500_GPADC && DEBUG_FS
1292 default y if DEBUG_FS
1294 Select this option if you want debug information using the debug
1295 filesystem, debugfs.
1297 config MFD_DB8500_PRCMU
1298 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1299 depends on UX500_SOC_DB8500
1302 Select this option to enable support for the DB8500 Power Reset
1303 and Control Management Unit. This is basically an autonomous
1304 system controller running an XP70 microprocessor, which is accessed
1305 through a register map.
1308 bool "STMicroelectronics STMPE"
1309 depends on (I2C=y || SPI_MASTER=y)
1313 Support for the STMPE family of I/O Expanders from
1316 Currently supported devices are:
1318 STMPE811: GPIO, Touchscreen, ADC
1319 STMPE1601: GPIO, Keypad
1320 STMPE1801: GPIO, Keypad
1321 STMPE2401: GPIO, Keypad
1322 STMPE2403: GPIO, Keypad
1324 This driver provides common support for accessing the device,
1325 additional drivers must be enabled in order to use the functionality
1326 of the device. Currently available sub drivers are:
1329 Keypad: stmpe-keypad
1330 Touchscreen: stmpe-ts
1333 menu "STMicroelectronics STMPE Interface Drivers"
1334 depends on MFD_STMPE
1337 bool "STMicroelectronics STMPE I2C Interface"
1341 This is used to enable I2C interface of STMPE
1344 bool "STMicroelectronics STMPE SPI Interface"
1345 depends on SPI_MASTER
1347 This is used to enable SPI interface of STMPE
1351 bool "STMicroelectronics STA2X11"
1356 config MFD_SUN6I_PRCM
1357 bool "Allwinner A31 PRCM controller"
1358 depends on ARCH_SUNXI || COMPILE_TEST
1361 Support for the PRCM (Power/Reset/Clock Management) unit available
1365 bool "System Controller Register R/W Based on Regmap"
1368 Select this option to enable accessing system control registers
1371 config MFD_DAVINCI_VOICECODEC
1376 config MFD_TI_AM335X_TSCADC
1377 tristate "TI ADC / Touch Screen chip support"
1382 If you say yes here you get support for Texas Instruments series
1383 of Touch Screen /ADC chips.
1384 To compile this driver as a module, choose M here: the
1385 module will be called ti_am335x_tscadc.
1387 config MFD_DM355EVM_MSP
1388 bool "TI DaVinci DM355 EVM microcontroller"
1389 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1391 This driver supports the MSP430 microcontroller used on these
1392 boards. MSP430 firmware manages resets and power sequencing,
1393 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1396 tristate "TI/National Semiconductor LP3943 MFD Driver"
1401 Support for the TI/National Semiconductor LP3943.
1402 This driver consists of GPIO and PWM drivers.
1403 With these functionalities, it can be used for LED string control or
1404 general usage such like a GPIO controller and a PWM controller.
1407 bool "TI LP8788 Power Management Unit Driver"
1413 TI LP8788 PMU supports regulators, battery charger, RTC,
1414 ADC, backlight driver and current sinks.
1417 tristate "TI Lighting Management Unit driver"
1422 Say yes here to enable support for TI LMU chips.
1423 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1424 LM36274. It consists of backlight, LED and regulator driver.
1425 It provides consistent device controls for lighting functions.
1427 config MFD_OMAP_USB_HOST
1428 bool "TI OMAP USBHS core and TLL driver"
1429 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1430 depends on COMMON_CLK
1433 This is the core driver for the OAMP EHCI and OHCI drivers.
1434 This MFD driver does the required setup functionalities for
1435 OMAP USB Host drivers.
1438 bool "TI Palmas series chips"
1444 If you say yes here you get support for the Palmas
1445 series of PMIC chips from Texas Instruments.
1448 tristate "TI TPS61050/61052 Boost Converters"
1453 select REGULATOR_FIXED_VOLTAGE
1455 This option enables a driver for the TP61050/TPS61052
1456 high-power "white LED driver". This boost converter is
1457 sometimes used for other things than white LEDs, and
1458 also contains a GPIO pin.
1461 tristate "TI TPS6501x Power Management chips"
1462 depends on I2C && GPIOLIB
1463 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1465 If you say yes here you get support for the TPS6501x series of
1466 Power Management chips. These include voltage regulators,
1467 lithium ion/polymer battery charging, and other features that
1468 are often used in portable devices like cell phones and cameras.
1470 This driver can also be built as a module. If so, the module
1471 will be called tps65010.
1474 tristate "TI TPS6507x Power Management / Touch Screen chips"
1478 If you say yes here you get support for the TPS6507x series of
1479 Power Management / Touch Screen chips. These include voltage
1480 regulators, lithium ion/polymer battery charging, touch screen
1481 and other features that are often used in portable devices.
1482 This driver can also be built as a module. If so, the module
1483 will be called tps6507x.
1486 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1493 If you say yes here you get support for the TPS65086 series of
1494 Power Management chips.
1495 This driver provides common support for accessing the device,
1496 additional drivers must be enabled in order to use the
1497 functionality of the device.
1499 config TPS65911_COMPARATOR
1503 bool "TI TPS65090 Power Management chips"
1509 If you say yes here you get support for the TPS65090 series of
1510 Power Management chips.
1511 This driver provides common support for accessing the device,
1512 additional drivers must be enabled in order to use the
1513 functionality of the device.
1516 tristate "TI TPS65217 Power Management / White LED chips"
1517 depends on I2C && OF
1522 If you say yes here you get support for the TPS65217 series of
1523 Power Management / White LED chips.
1524 These include voltage regulators, lithium ion/polymer battery
1525 charger, wled and other features that are often used in portable
1528 This driver can also be built as a module. If so, the module
1529 will be called tps65217.
1531 config MFD_TI_LP873X
1532 tristate "TI LP873X Power Management IC"
1537 If you say yes here then you get support for the LP873X series of
1538 Power Management Integrated Circuits (PMIC).
1539 These include voltage regulators, thermal protection, configurable
1540 General Purpose Outputs (GPO) that are used in portable devices.
1542 This driver can also be built as a module. If so, the module
1543 will be called lp873x.
1545 config MFD_TI_LP87565
1546 tristate "TI LP87565 Power Management IC"
1547 depends on I2C && OF
1551 If you say yes here then you get support for the LP87565 series of
1552 Power Management Integrated Circuits (PMIC).
1553 These include voltage regulators, thermal protection, configurable
1554 General Purpose Outputs (GPO) that are used in portable devices.
1556 This driver can also be built as a module. If so, the module
1557 will be called lp87565.
1560 tristate "TI TPS65218 Power Management chips"
1561 depends on I2C && OF
1566 If you say yes here you get support for the TPS65218 series of
1567 Power Management chips.
1568 These include voltage regulators, gpio and other features
1569 that are often used in portable devices.
1571 This driver can also be built as a module. If so, the module
1572 will be called tps65218.
1575 bool "TI TPS6586x Power Management chips"
1580 If you say yes here you get support for the TPS6586X series of
1581 Power Management chips.
1582 This driver provides common support for accessing the device,
1583 additional drivers must be enabled in order to use the
1584 functionality of the device.
1586 This driver can also be built as a module. If so, the module
1587 will be called tps6586x.
1590 bool "TI TPS65910 Power Management chip"
1592 depends on GPIOLIB || COMPILE_TEST
1598 if you say yes here you get support for the TPS65910 series of
1599 Power Management chips.
1607 config MFD_TPS65912_I2C
1608 tristate "TI TPS65912 Power Management chip with I2C"
1613 If you say yes here you get support for the TPS65912 series of
1614 PM chips with I2C interface.
1616 config MFD_TPS65912_SPI
1617 tristate "TI TPS65912 Power Management chip with SPI"
1620 depends on SPI_MASTER
1622 If you say yes here you get support for the TPS65912 series of
1623 PM chips with SPI interface.
1626 bool "TI TPS80031/TPS80032 Power Management chips"
1632 If you say yes here you get support for the Texas Instruments
1633 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1634 Path and Battery Charger. The device provides five configurable
1635 step-down converters, 11 general purpose LDOs, USB OTG Module,
1636 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1637 Power Path from USB, 32K clock generator.
1640 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1645 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1646 This core driver provides register access and IRQ handling
1647 facilities, and registers devices for the various functions
1648 so that function-specific drivers can bind to them.
1650 These multi-function chips are found on many OMAP2 and OMAP3
1651 boards, providing power management, RTC, GPIO, keypad, a
1652 high speed USB OTG transceiver, an audio codec (on most
1653 versions) and many other features.
1655 config TWL4030_POWER
1656 bool "TI TWL4030 power resources"
1657 depends on TWL4030_CORE && ARM
1659 Say yes here if you want to use the power resources on the
1660 TWL4030 family chips. Most of these resources are regulators,
1661 which have a separate driver; some are control signals, such
1662 as clock request handshaking.
1664 This driver uses board-specific data to initialize the resources
1665 and load scripts controlling which resources are switched off/on
1666 or reset when a sleep, wakeup or warm reset event occurs.
1668 config MFD_TWL4030_AUDIO
1669 bool "TI TWL4030 Audio"
1670 depends on TWL4030_CORE
1675 bool "TI TWL6040 audio codec"
1682 Say yes here if you want support for Texas Instruments TWL6040 audio
1684 This driver provides common support for accessing the device,
1685 additional drivers must be enabled in order to use the
1686 functionality of the device (audio, vibra).
1689 bool "TI TWL92330/Menelaus PM chip"
1690 depends on I2C=y && ARCH_OMAP2
1692 If you say yes here you get support for the Texas Instruments
1693 TWL92330/Menelaus Power Management chip. This include voltage
1694 regulators, Dual slot memory card transceivers, real-time clock
1695 and other features that are often used in portable devices like
1696 cell phones and PDAs.
1698 config MFD_WL1273_CORE
1699 tristate "TI WL1273 FM radio"
1704 This is the core driver for the TI WL1273 FM radio. This MFD
1705 driver connects the radio-wl1273 V4L2 module and the wl1273
1709 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1714 Say yes here to enable support for National Semiconductor / TI
1715 LM3533 Lighting Power chips.
1717 This driver provides common support for accessing the device;
1718 additional drivers must be enabled in order to use the LED,
1719 backlight or ambient-light-sensor functionality of the device.
1721 config MFD_TIMBERDALE
1722 tristate "Timberdale FPGA"
1724 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1726 This is the core driver for the timberdale FPGA. This device is a
1727 multifunction device which exposes numerous platform devices.
1729 The timberdale FPGA can be found on the Intel Atom development board
1730 for in-vehicle infontainment, called Russellville.
1733 bool "Toshiba TC35892 and variants"
1738 Support for the Toshiba TC35892 and variants I/O Expander.
1740 This driver provides common support for accessing the device,
1741 additional drivers must be enabled in order to use the
1742 functionality of the device.
1749 bool "Toshiba T7L66XB"
1750 depends on ARM && HAVE_CLK
1754 Support for Toshiba Mobile IO Controller T7L66XB
1757 bool "Toshiba TC6387XB"
1758 depends on ARM && HAVE_CLK
1762 Support for Toshiba Mobile IO Controller TC6387XB
1765 bool "Toshiba TC6393XB"
1766 depends on ARM && HAVE_CLK
1771 Support for Toshiba Mobile IO Controller TC6393XB
1774 tristate "TQ-Systems IO controller TQMX86"
1777 Say yes here to enable support for various functions of the
1778 TQ-Systems IO controller and watchdog device, found on their
1779 ComExpress CPU modules.
1782 tristate "VIA VX855/VX875 integrated south bridge"
1786 Say yes here to enable support for various functions of the
1787 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1788 and/or vx855_gpio drivers for this to do anything useful.
1790 config MFD_LOCHNAGAR
1791 bool "Cirrus Logic Lochnagar Audio Development Board"
1794 depends on I2C=y && OF
1796 Support for Cirrus Logic Lochnagar audio development board.
1804 config MFD_ARIZONA_I2C
1805 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1810 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1811 audio SoC core functionality controlled via I2C.
1813 config MFD_ARIZONA_SPI
1814 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1817 depends on SPI_MASTER
1819 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1820 audio SoC core functionality controlled via SPI.
1823 bool "Cirrus Logic CS47L24 and WM1831"
1824 depends on MFD_ARIZONA
1826 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1829 bool "Wolfson Microelectronics WM5102"
1830 depends on MFD_ARIZONA
1832 Support for Wolfson Microelectronics WM5102 low power audio SoC
1835 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1836 depends on MFD_ARIZONA
1838 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1842 bool "Wolfson Microelectronics WM8997"
1843 depends on MFD_ARIZONA
1845 Support for Wolfson Microelectronics WM8997 low power audio SoC
1848 bool "Wolfson Microelectronics WM8998"
1849 depends on MFD_ARIZONA
1851 Support for Wolfson Microelectronics WM8998 low power audio SoC
1854 bool "Wolfson Microelectronics WM8400"
1859 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1860 CODEC. This driver provides common support for accessing
1861 the device, additional drivers must be enabled in order to use
1862 the functionality of the device.
1867 config MFD_WM831X_I2C
1868 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1875 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1876 when controlled using I2C. 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.
1880 config MFD_WM831X_SPI
1881 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1886 depends on SPI_MASTER
1888 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1889 when controlled using SPI. This driver provides common support
1890 for accessing the device, additional drivers must be enabled in
1891 order to use the functionality of the device.
1896 config MFD_WM8350_I2C
1897 bool "Wolfson Microelectronics WM8350 with I2C"
1902 The WM8350 is an integrated audio and power management
1903 subsystem with watchdog and RTC functionality for embedded
1904 systems. This option enables core support for the WM8350 with
1905 I2C as the control interface. Additional options must be
1906 selected to enable support for the functionality of the chip.
1909 tristate "Wolfson Microelectronics WM8994"
1915 The WM8994 is a highly integrated hi-fi CODEC designed for
1916 smartphone applications. As well as audio functionality it
1917 has on board GPIO and regulator functionality which is
1918 supported via the relevant subsystems. This driver provides
1919 core support for the WM8994, in order to use the actual
1920 functionality of the device other drivers must be enabled.
1923 tristate "Wolfson Microelectronics WM97xx"
1926 select AC97_BUS_COMPAT
1927 depends on AC97_BUS_NEW
1929 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1930 designed for smartphone applications. As well as audio functionality
1931 it has on board GPIO and a touchscreen functionality which is
1932 supported via the relevant subsystems. This driver provides core
1933 support for the WM97xx, in order to use the actual functionality of
1934 the device other drivers must be enabled.
1937 tristate "Support for ST Microelectronics STw481x"
1938 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1942 Select this option to enable the STw481x chip driver used
1943 in various ST Microelectronics and ST-Ericsson embedded
1946 config MFD_ROHM_BD718XX
1947 tristate "ROHM BD71837 Power Management IC"
1954 Select this option to get support for the ROHM BD71837
1955 Power Management ICs. BD71837 is designed to power processors like
1956 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1957 and emergency shut down as well as 32,768KHz clock output.
1959 config MFD_ROHM_BD70528
1960 tristate "ROHM BD70528 Power Management IC"
1967 Select this option to get support for the ROHM BD70528 Power
1968 Management IC. BD71837 is general purpose single-chip power
1969 management IC for battery-powered portable devices. It contains
1970 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1971 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1972 crystal oscillator, high-accuracy VREF for use with an external ADC,
1973 10 bits SAR ADC for battery temperature monitor and 1S battery
1976 config MFD_ROHM_BD71828
1977 tristate "ROHM BD71828 and BD71815 Power Management IC"
1984 Select this option to get support for the ROHM BD71828 and BD71815
1985 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1986 management ICs mainly for battery-powered portable devices.
1987 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1988 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1989 also a single-cell linear charger, a Coulomb counter, a real-time
1990 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1992 config MFD_ROHM_BD957XMUF
1993 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
1999 Select this option to get support for the ROHM BD9576MUF and
2000 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2001 designed to be used to power R-Car series processors.
2003 config MFD_STM32_LPTIMER
2004 tristate "Support for STM32 Low-Power Timer"
2005 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2010 Select this option to enable STM32 Low-Power Timer driver
2011 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2012 resources are also dealt with here.
2014 To compile this driver as a module, choose M here: the
2015 module will be called stm32-lptimer.
2017 config MFD_STM32_TIMERS
2018 tristate "Support for STM32 Timers"
2019 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2024 Select this option to enable STM32 timers driver used
2025 for PWM and IIO Timer. This driver allow to share the
2026 registers between the others drivers.
2029 tristate "Support for STPMIC1 PMIC"
2030 depends on (I2C=y && OF)
2035 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2036 key, watchdog and regulator functionalities which are supported via
2037 the relevant subsystems. This driver provides core support for the
2038 STPMIC1. In order to use the actual functionality of the device other
2039 drivers must be enabled.
2041 To compile this driver as a module, choose M here: the
2042 module will be called stpmic1.
2045 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2047 depends on OF || COMPILE_TEST
2051 Support for the STMicroelectronics Multi-Function eXpander.
2053 This driver provides common support for accessing the device,
2054 additional drivers must be enabled in order to use the functionality
2058 tristate "Support for WCD9340/WCD9341 Codec"
2061 select REGMAP_SLIMBUS
2065 Support for the Qualcomm WCD9340/WCD9341 Codec.
2066 This driver provides common support WCD934x audio codec and its
2067 associated Pin Controller, Soundwire Controller and Audio codec.
2075 config MFD_ATC260X_I2C
2076 tristate "Actions Semi ATC260x PMICs with I2C"
2081 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2083 This driver provides common support for accessing the ATC2603C
2084 and ATC2609A chip variants, additional drivers must be enabled
2085 in order to use the functionality of the device.
2087 config MFD_KHADAS_MCU
2088 tristate "Support for Khadas System control Microcontroller"
2090 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2094 Support for the Khadas System control Microcontroller interface
2095 present on their VIM and Edge boards.
2097 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2100 It provides multiple boot control features like password check,
2101 power-on options, power-off control and system FAN control on recent
2104 This driver provides common support for accessing the device,
2105 additional drivers must be enabled in order to use the functionality
2108 config MFD_ACER_A500_EC
2109 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2111 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2115 Support for Embedded Controller found on Acer Iconia Tab A500.
2116 The controller itself is ENE KB930, it is running firmware
2117 customized for the specific needs of the Acer A500 hardware.
2119 config MFD_QCOM_PM8008
2120 tristate "QCOM PM8008 Power Management IC"
2121 depends on I2C && OF
2125 Select this option to get support for the Qualcomm Technologies, Inc.
2126 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2127 all the necessary power management, housekeeping, and interface
2128 support functions into a single IC. This driver provides common
2129 support for accessing the device by instantiating all the child nodes
2130 under it in the device tree. Additional drivers must be enabled in
2131 order to use the functionality of the device.
2133 menu "Multimedia Capabilities Port drivers"
2134 depends on ARCH_SA1100
2141 tristate "Support SA11x0 MCP interface"
2142 depends on ARCH_SA1100
2147 tristate "Support for UCB1200 / UCB1300"
2148 depends on MCP_SA11X0
2151 config MCP_UCB1200_TS
2152 tristate "Touchscreen interface support"
2153 depends on MCP_UCB1200 && INPUT
2157 config MFD_VEXPRESS_SYSREG
2158 tristate "Versatile Express System Registers"
2159 depends on VEXPRESS_CONFIG && GPIOLIB
2161 select GPIO_GENERIC_PLATFORM
2165 System Registers are the platform configuration block
2166 on the ARM Ltd. Versatile Express board.
2169 tristate "RAVE SP MCU core driver"
2170 depends on SERIAL_DEV_BUS
2173 Select this to get support for the Supervisory Processor
2174 device found on several devices in RAVE line of hardware.
2177 bool "SGI IOC3 core driver"
2178 depends on PCI && MIPS && 64BIT
2181 This option enables basic support for the SGI IOC3-based
2182 controller cards. This option does not enable any specific
2183 functions on such a card, but provides necessary infrastructure
2184 for other drivers to utilize.
2186 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2187 then say Y. Otherwise say N.
2189 config MFD_INTEL_M10_BMC
2190 tristate "Intel MAX 10 Board Management Controller"
2191 depends on SPI_MASTER
2192 select REGMAP_SPI_AVMM
2195 Support for the Intel MAX 10 board management controller using the
2198 This driver provides common support for accessing the device,
2199 additional drivers must be enabled in order to use the functionality
2203 tristate "Renesas Synchronization Management Unit with I2C"
2204 depends on I2C && OF
2208 Support for the Renesas Synchronization Management Unit, such as
2209 Clockmatrix and 82P33XXX series. This option supports I2C as
2210 the control interface.
2212 This driver provides common support for accessing the device.
2213 Additional drivers must be enabled in order to use the functionality
2217 tristate "Renesas Synchronization Management Unit with SPI"
2218 depends on SPI && OF
2222 Support for the Renesas Synchronization Management Unit, such as
2223 Clockmatrix and 82P33XXX series. This option supports SPI as
2224 the control interface.
2226 This driver provides common support for accessing the device.
2227 Additional drivers must be enabled in order to use the functionality