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
1200 This driver creates a single register map with the intention for it
1201 to be shared by all sub-devices.
1203 Once the register map has been successfully initialised, any
1204 sub-devices represented by child nodes in Device Tree will be
1205 subsequently registered.
1208 tristate "Kontron sl28cpld Board Management Controller"
1210 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1211 select MFD_SIMPLE_MFD_I2C
1213 Say yes here to enable support for the Kontron sl28cpld board
1214 management controller.
1216 It can be found on the following boards:
1220 tristate "Silicon Motion SM501"
1223 This is the core driver for the Silicon Motion SM501 multimedia
1224 companion chip. This device is a multifunction device which may
1225 provide numerous interfaces including USB host controller, USB gadget,
1226 asynchronous serial ports, audio functions, and a dual display video
1227 interface. The device may be connected by PCI or local bus with
1228 varying functions enabled.
1230 config MFD_SM501_GPIO
1231 bool "Export GPIO via GPIO layer"
1232 depends on MFD_SM501 && GPIOLIB
1234 This option uses the gpio library layer to export the 64 GPIO
1235 lines on the SM501. The platform data is used to supply the
1236 base number for the first GPIO line to register.
1239 tristate "Skyworks Solutions SKY81452"
1244 This is the core driver for the Skyworks SKY81452 backlight and
1245 voltage regulator device.
1247 This driver can also be built as a module. If so, the module
1248 will be called sky81452.
1250 config MFD_SC27XX_PMIC
1251 tristate "Spreadtrum SC27xx PMICs"
1252 depends on ARCH_SPRD || COMPILE_TEST
1253 depends on SPI_MASTER
1258 This enables support for the Spreadtrum SC27xx PMICs with SPI
1259 interface. The SC27xx series PMICs integrate power management,
1260 audio codec, battery management and user interface support
1261 function (such as RTC, Typec, indicator and so on) in a single chip.
1263 This driver provides common support for accessing the SC27xx PMICs,
1264 and it also adds the irq_chip parts for handling the PMIC chip events.
1267 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1268 depends on ARCH_U8500 || COMPILE_TEST
1269 default y if ARCH_U8500
1271 Say yes here if you have the ABX500 Mixed Signal IC family
1272 chips. This core driver expose register access functions.
1273 Functionality specific drivers using these functions can
1274 remain unchanged when IC changes. Binding of the functions to
1275 actual register access is done by the IC core driver.
1278 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1279 depends on ABX500_CORE && MFD_DB8500_PRCMU
1284 Select this option to enable access to AB8500 power management
1285 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1286 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1287 the irq_chip parts for handling the Mixed Signal chip events.
1288 This chip embeds various other multimedia functionalities as well.
1291 bool "Enable debug info via debugfs"
1292 depends on AB8500_GPADC && DEBUG_FS
1293 default y if DEBUG_FS
1295 Select this option if you want debug information using the debug
1296 filesystem, debugfs.
1298 config MFD_DB8500_PRCMU
1299 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1300 depends on UX500_SOC_DB8500
1303 Select this option to enable support for the DB8500 Power Reset
1304 and Control Management Unit. This is basically an autonomous
1305 system controller running an XP70 microprocessor, which is accessed
1306 through a register map.
1309 bool "STMicroelectronics STMPE"
1310 depends on (I2C=y || SPI_MASTER=y)
1314 Support for the STMPE family of I/O Expanders from
1317 Currently supported devices are:
1319 STMPE811: GPIO, Touchscreen, ADC
1320 STMPE1601: GPIO, Keypad
1321 STMPE1801: GPIO, Keypad
1322 STMPE2401: GPIO, Keypad
1323 STMPE2403: GPIO, Keypad
1325 This driver provides common support for accessing the device,
1326 additional drivers must be enabled in order to use the functionality
1327 of the device. Currently available sub drivers are:
1330 Keypad: stmpe-keypad
1331 Touchscreen: stmpe-ts
1334 menu "STMicroelectronics STMPE Interface Drivers"
1335 depends on MFD_STMPE
1338 bool "STMicroelectronics STMPE I2C Interface"
1342 This is used to enable I2C interface of STMPE
1345 bool "STMicroelectronics STMPE SPI Interface"
1346 depends on SPI_MASTER
1348 This is used to enable SPI interface of STMPE
1352 bool "STMicroelectronics STA2X11"
1357 config MFD_SUN6I_PRCM
1358 bool "Allwinner A31 PRCM controller"
1359 depends on ARCH_SUNXI || COMPILE_TEST
1362 Support for the PRCM (Power/Reset/Clock Management) unit available
1366 bool "System Controller Register R/W Based on Regmap"
1369 Select this option to enable accessing system control registers
1372 config MFD_DAVINCI_VOICECODEC
1377 config MFD_TI_AM335X_TSCADC
1378 tristate "TI ADC / Touch Screen chip support"
1383 If you say yes here you get support for Texas Instruments series
1384 of Touch Screen /ADC chips.
1385 To compile this driver as a module, choose M here: the
1386 module will be called ti_am335x_tscadc.
1388 config MFD_DM355EVM_MSP
1389 bool "TI DaVinci DM355 EVM microcontroller"
1390 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1392 This driver supports the MSP430 microcontroller used on these
1393 boards. MSP430 firmware manages resets and power sequencing,
1394 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1397 tristate "TI/National Semiconductor LP3943 MFD Driver"
1402 Support for the TI/National Semiconductor LP3943.
1403 This driver consists of GPIO and PWM drivers.
1404 With these functionalities, it can be used for LED string control or
1405 general usage such like a GPIO controller and a PWM controller.
1408 bool "TI LP8788 Power Management Unit Driver"
1414 TI LP8788 PMU supports regulators, battery charger, RTC,
1415 ADC, backlight driver and current sinks.
1418 tristate "TI Lighting Management Unit driver"
1423 Say yes here to enable support for TI LMU chips.
1424 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1425 LM36274. It consists of backlight, LED and regulator driver.
1426 It provides consistent device controls for lighting functions.
1428 config MFD_OMAP_USB_HOST
1429 bool "TI OMAP USBHS core and TLL driver"
1430 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1431 depends on COMMON_CLK
1434 This is the core driver for the OAMP EHCI and OHCI drivers.
1435 This MFD driver does the required setup functionalities for
1436 OMAP USB Host drivers.
1439 bool "TI Palmas series chips"
1445 If you say yes here you get support for the Palmas
1446 series of PMIC chips from Texas Instruments.
1449 tristate "TI TPS61050/61052 Boost Converters"
1454 select REGULATOR_FIXED_VOLTAGE
1456 This option enables a driver for the TP61050/TPS61052
1457 high-power "white LED driver". This boost converter is
1458 sometimes used for other things than white LEDs, and
1459 also contains a GPIO pin.
1462 tristate "TI TPS6501x Power Management chips"
1463 depends on I2C && GPIOLIB
1464 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1466 If you say yes here you get support for the TPS6501x series of
1467 Power Management chips. These include voltage regulators,
1468 lithium ion/polymer battery charging, and other features that
1469 are often used in portable devices like cell phones and cameras.
1471 This driver can also be built as a module. If so, the module
1472 will be called tps65010.
1475 tristate "TI TPS6507x Power Management / Touch Screen chips"
1479 If you say yes here you get support for the TPS6507x series of
1480 Power Management / Touch Screen chips. These include voltage
1481 regulators, lithium ion/polymer battery charging, touch screen
1482 and other features that are often used in portable devices.
1483 This driver can also be built as a module. If so, the module
1484 will be called tps6507x.
1487 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1494 If you say yes here you get support for the TPS65086 series of
1495 Power Management chips.
1496 This driver provides common support for accessing the device,
1497 additional drivers must be enabled in order to use the
1498 functionality of the device.
1500 config TPS65911_COMPARATOR
1504 bool "TI TPS65090 Power Management chips"
1510 If you say yes here you get support for the TPS65090 series of
1511 Power Management chips.
1512 This driver provides common support for accessing the device,
1513 additional drivers must be enabled in order to use the
1514 functionality of the device.
1517 tristate "TI TPS65217 Power Management / White LED chips"
1518 depends on I2C && OF
1523 If you say yes here you get support for the TPS65217 series of
1524 Power Management / White LED chips.
1525 These include voltage regulators, lithium ion/polymer battery
1526 charger, wled and other features that are often used in portable
1529 This driver can also be built as a module. If so, the module
1530 will be called tps65217.
1532 config MFD_TI_LP873X
1533 tristate "TI LP873X Power Management IC"
1538 If you say yes here then you get support for the LP873X series of
1539 Power Management Integrated Circuits (PMIC).
1540 These include voltage regulators, thermal protection, configurable
1541 General Purpose Outputs (GPO) that are used in portable devices.
1543 This driver can also be built as a module. If so, the module
1544 will be called lp873x.
1546 config MFD_TI_LP87565
1547 tristate "TI LP87565 Power Management IC"
1548 depends on I2C && OF
1552 If you say yes here then you get support for the LP87565 series of
1553 Power Management Integrated Circuits (PMIC).
1554 These include voltage regulators, thermal protection, configurable
1555 General Purpose Outputs (GPO) that are used in portable devices.
1557 This driver can also be built as a module. If so, the module
1558 will be called lp87565.
1561 tristate "TI TPS65218 Power Management chips"
1562 depends on I2C && OF
1567 If you say yes here you get support for the TPS65218 series of
1568 Power Management chips.
1569 These include voltage regulators, gpio and other features
1570 that are often used in portable devices.
1572 This driver can also be built as a module. If so, the module
1573 will be called tps65218.
1576 bool "TI TPS6586x Power Management chips"
1581 If you say yes here you get support for the TPS6586X series of
1582 Power Management chips.
1583 This driver provides common support for accessing the device,
1584 additional drivers must be enabled in order to use the
1585 functionality of the device.
1587 This driver can also be built as a module. If so, the module
1588 will be called tps6586x.
1591 bool "TI TPS65910 Power Management chip"
1593 depends on GPIOLIB || COMPILE_TEST
1599 if you say yes here you get support for the TPS65910 series of
1600 Power Management chips.
1608 config MFD_TPS65912_I2C
1609 tristate "TI TPS65912 Power Management chip with I2C"
1614 If you say yes here you get support for the TPS65912 series of
1615 PM chips with I2C interface.
1617 config MFD_TPS65912_SPI
1618 tristate "TI TPS65912 Power Management chip with SPI"
1621 depends on SPI_MASTER
1623 If you say yes here you get support for the TPS65912 series of
1624 PM chips with SPI interface.
1627 bool "TI TPS80031/TPS80032 Power Management chips"
1633 If you say yes here you get support for the Texas Instruments
1634 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1635 Path and Battery Charger. The device provides five configurable
1636 step-down converters, 11 general purpose LDOs, USB OTG Module,
1637 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1638 Power Path from USB, 32K clock generator.
1641 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1646 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1647 This core driver provides register access and IRQ handling
1648 facilities, and registers devices for the various functions
1649 so that function-specific drivers can bind to them.
1651 These multi-function chips are found on many OMAP2 and OMAP3
1652 boards, providing power management, RTC, GPIO, keypad, a
1653 high speed USB OTG transceiver, an audio codec (on most
1654 versions) and many other features.
1656 config TWL4030_POWER
1657 bool "TI TWL4030 power resources"
1658 depends on TWL4030_CORE && ARM
1660 Say yes here if you want to use the power resources on the
1661 TWL4030 family chips. Most of these resources are regulators,
1662 which have a separate driver; some are control signals, such
1663 as clock request handshaking.
1665 This driver uses board-specific data to initialize the resources
1666 and load scripts controlling which resources are switched off/on
1667 or reset when a sleep, wakeup or warm reset event occurs.
1669 config MFD_TWL4030_AUDIO
1670 bool "TI TWL4030 Audio"
1671 depends on TWL4030_CORE
1676 bool "TI TWL6040 audio codec"
1683 Say yes here if you want support for Texas Instruments TWL6040 audio
1685 This driver provides common support for accessing the device,
1686 additional drivers must be enabled in order to use the
1687 functionality of the device (audio, vibra).
1690 bool "TI TWL92330/Menelaus PM chip"
1691 depends on I2C=y && ARCH_OMAP2
1693 If you say yes here you get support for the Texas Instruments
1694 TWL92330/Menelaus Power Management chip. This include voltage
1695 regulators, Dual slot memory card transceivers, real-time clock
1696 and other features that are often used in portable devices like
1697 cell phones and PDAs.
1699 config MFD_WL1273_CORE
1700 tristate "TI WL1273 FM radio"
1705 This is the core driver for the TI WL1273 FM radio. This MFD
1706 driver connects the radio-wl1273 V4L2 module and the wl1273
1710 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1715 Say yes here to enable support for National Semiconductor / TI
1716 LM3533 Lighting Power chips.
1718 This driver provides common support for accessing the device;
1719 additional drivers must be enabled in order to use the LED,
1720 backlight or ambient-light-sensor functionality of the device.
1722 config MFD_TIMBERDALE
1723 tristate "Timberdale FPGA"
1725 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1727 This is the core driver for the timberdale FPGA. This device is a
1728 multifunction device which exposes numerous platform devices.
1730 The timberdale FPGA can be found on the Intel Atom development board
1731 for in-vehicle infontainment, called Russellville.
1734 bool "Toshiba TC35892 and variants"
1739 Support for the Toshiba TC35892 and variants I/O Expander.
1741 This driver provides common support for accessing the device,
1742 additional drivers must be enabled in order to use the
1743 functionality of the device.
1750 bool "Toshiba T7L66XB"
1751 depends on ARM && HAVE_CLK
1755 Support for Toshiba Mobile IO Controller T7L66XB
1758 bool "Toshiba TC6387XB"
1759 depends on ARM && HAVE_CLK
1763 Support for Toshiba Mobile IO Controller TC6387XB
1766 bool "Toshiba TC6393XB"
1767 depends on ARM && HAVE_CLK
1772 Support for Toshiba Mobile IO Controller TC6393XB
1775 tristate "TQ-Systems IO controller TQMX86"
1778 Say yes here to enable support for various functions of the
1779 TQ-Systems IO controller and watchdog device, found on their
1780 ComExpress CPU modules.
1783 tristate "VIA VX855/VX875 integrated south bridge"
1787 Say yes here to enable support for various functions of the
1788 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1789 and/or vx855_gpio drivers for this to do anything useful.
1791 config MFD_LOCHNAGAR
1792 bool "Cirrus Logic Lochnagar Audio Development Board"
1795 depends on I2C=y && OF
1797 Support for Cirrus Logic Lochnagar audio development board.
1805 config MFD_ARIZONA_I2C
1806 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1811 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1812 audio SoC core functionality controlled via I2C.
1814 config MFD_ARIZONA_SPI
1815 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1818 depends on SPI_MASTER
1820 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1821 audio SoC core functionality controlled via SPI.
1824 bool "Cirrus Logic CS47L24 and WM1831"
1825 depends on MFD_ARIZONA
1827 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1830 bool "Wolfson Microelectronics WM5102"
1831 depends on MFD_ARIZONA
1833 Support for Wolfson Microelectronics WM5102 low power audio SoC
1836 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1837 depends on MFD_ARIZONA
1839 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1843 bool "Wolfson Microelectronics WM8997"
1844 depends on MFD_ARIZONA
1846 Support for Wolfson Microelectronics WM8997 low power audio SoC
1849 bool "Wolfson Microelectronics WM8998"
1850 depends on MFD_ARIZONA
1852 Support for Wolfson Microelectronics WM8998 low power audio SoC
1855 bool "Wolfson Microelectronics WM8400"
1860 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1861 CODEC. This driver provides common support for accessing
1862 the device, additional drivers must be enabled in order to use
1863 the functionality of the device.
1868 config MFD_WM831X_I2C
1869 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1876 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1877 when controlled using I2C. This driver provides common support
1878 for accessing the device, additional drivers must be enabled in
1879 order to use the functionality of the device.
1881 config MFD_WM831X_SPI
1882 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1887 depends on SPI_MASTER
1889 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1890 when controlled using SPI. This driver provides common support
1891 for accessing the device, additional drivers must be enabled in
1892 order to use the functionality of the device.
1897 config MFD_WM8350_I2C
1898 bool "Wolfson Microelectronics WM8350 with I2C"
1903 The WM8350 is an integrated audio and power management
1904 subsystem with watchdog and RTC functionality for embedded
1905 systems. This option enables core support for the WM8350 with
1906 I2C as the control interface. Additional options must be
1907 selected to enable support for the functionality of the chip.
1910 tristate "Wolfson Microelectronics WM8994"
1916 The WM8994 is a highly integrated hi-fi CODEC designed for
1917 smartphone applications. As well as audio functionality it
1918 has on board GPIO and regulator functionality which is
1919 supported via the relevant subsystems. This driver provides
1920 core support for the WM8994, in order to use the actual
1921 functionality of the device other drivers must be enabled.
1924 tristate "Wolfson Microelectronics WM97xx"
1927 select AC97_BUS_COMPAT
1928 depends on AC97_BUS_NEW
1930 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1931 designed for smartphone applications. As well as audio functionality
1932 it has on board GPIO and a touchscreen functionality which is
1933 supported via the relevant subsystems. This driver provides core
1934 support for the WM97xx, in order to use the actual functionality of
1935 the device other drivers must be enabled.
1938 tristate "Support for ST Microelectronics STw481x"
1939 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1943 Select this option to enable the STw481x chip driver used
1944 in various ST Microelectronics and ST-Ericsson embedded
1947 config MFD_ROHM_BD718XX
1948 tristate "ROHM BD71837 Power Management IC"
1955 Select this option to get support for the ROHM BD71837
1956 Power Management ICs. BD71837 is designed to power processors like
1957 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1958 and emergency shut down as well as 32,768KHz clock output.
1960 config MFD_ROHM_BD70528
1961 tristate "ROHM BD70528 Power Management IC"
1968 Select this option to get support for the ROHM BD70528 Power
1969 Management IC. BD71837 is general purpose single-chip power
1970 management IC for battery-powered portable devices. It contains
1971 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1972 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1973 crystal oscillator, high-accuracy VREF for use with an external ADC,
1974 10 bits SAR ADC for battery temperature monitor and 1S battery
1977 config MFD_ROHM_BD71828
1978 tristate "ROHM BD71828 and BD71815 Power Management IC"
1985 Select this option to get support for the ROHM BD71828 and BD71815
1986 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1987 management ICs mainly for battery-powered portable devices.
1988 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1989 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1990 also a single-cell linear charger, a Coulomb counter, a real-time
1991 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1993 config MFD_ROHM_BD957XMUF
1994 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2001 Select this option to get support for the ROHM BD9576MUF and
2002 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2003 designed to be used to power R-Car series processors.
2005 config MFD_STM32_LPTIMER
2006 tristate "Support for STM32 Low-Power Timer"
2007 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2012 Select this option to enable STM32 Low-Power Timer driver
2013 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2014 resources are also dealt with here.
2016 To compile this driver as a module, choose M here: the
2017 module will be called stm32-lptimer.
2019 config MFD_STM32_TIMERS
2020 tristate "Support for STM32 Timers"
2021 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2026 Select this option to enable STM32 timers driver used
2027 for PWM and IIO Timer. This driver allow to share the
2028 registers between the others drivers.
2031 tristate "Support for STPMIC1 PMIC"
2032 depends on (I2C=y && OF)
2037 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2038 key, watchdog and regulator functionalities which are supported via
2039 the relevant subsystems. This driver provides core support for the
2040 STPMIC1. In order to use the actual functionality of the device other
2041 drivers must be enabled.
2043 To compile this driver as a module, choose M here: the
2044 module will be called stpmic1.
2047 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2049 depends on OF || COMPILE_TEST
2053 Support for the STMicroelectronics Multi-Function eXpander.
2055 This driver provides common support for accessing the device,
2056 additional drivers must be enabled in order to use the functionality
2060 tristate "Support for WCD9340/WCD9341 Codec"
2063 select REGMAP_SLIMBUS
2067 Support for the Qualcomm WCD9340/WCD9341 Codec.
2068 This driver provides common support WCD934x audio codec and its
2069 associated Pin Controller, Soundwire Controller and Audio codec.
2077 config MFD_ATC260X_I2C
2078 tristate "Actions Semi ATC260x PMICs with I2C"
2083 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2085 This driver provides common support for accessing the ATC2603C
2086 and ATC2609A chip variants, additional drivers must be enabled
2087 in order to use the functionality of the device.
2089 config MFD_KHADAS_MCU
2090 tristate "Support for Khadas System control Microcontroller"
2092 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2096 Support for the Khadas System control Microcontroller interface
2097 present on their VIM and Edge boards.
2099 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2102 It provides multiple boot control features like password check,
2103 power-on options, power-off control and system FAN control on recent
2106 This driver provides common support for accessing the device,
2107 additional drivers must be enabled in order to use the functionality
2110 config MFD_ACER_A500_EC
2111 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2113 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2117 Support for Embedded Controller found on Acer Iconia Tab A500.
2118 The controller itself is ENE KB930, it is running firmware
2119 customized for the specific needs of the Acer A500 hardware.
2121 config MFD_QCOM_PM8008
2122 tristate "QCOM PM8008 Power Management IC"
2123 depends on I2C && OF
2127 Select this option to get support for the Qualcomm Technologies, Inc.
2128 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2129 all the necessary power management, housekeeping, and interface
2130 support functions into a single IC. This driver provides common
2131 support for accessing the device by instantiating all the child nodes
2132 under it in the device tree. Additional drivers must be enabled in
2133 order to use the functionality of the device.
2135 menu "Multimedia Capabilities Port drivers"
2136 depends on ARCH_SA1100
2143 tristate "Support SA11x0 MCP interface"
2144 depends on ARCH_SA1100
2149 tristate "Support for UCB1200 / UCB1300"
2150 depends on MCP_SA11X0
2153 config MCP_UCB1200_TS
2154 tristate "Touchscreen interface support"
2155 depends on MCP_UCB1200 && INPUT
2159 config MFD_VEXPRESS_SYSREG
2160 tristate "Versatile Express System Registers"
2161 depends on VEXPRESS_CONFIG && GPIOLIB
2163 select GPIO_GENERIC_PLATFORM
2167 System Registers are the platform configuration block
2168 on the ARM Ltd. Versatile Express board.
2171 tristate "RAVE SP MCU core driver"
2172 depends on SERIAL_DEV_BUS
2175 Select this to get support for the Supervisory Processor
2176 device found on several devices in RAVE line of hardware.
2179 bool "SGI IOC3 core driver"
2180 depends on PCI && MIPS && 64BIT
2183 This option enables basic support for the SGI IOC3-based
2184 controller cards. This option does not enable any specific
2185 functions on such a card, but provides necessary infrastructure
2186 for other drivers to utilize.
2188 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2189 then say Y. Otherwise say N.
2191 config MFD_INTEL_M10_BMC
2192 tristate "Intel MAX 10 Board Management Controller"
2193 depends on SPI_MASTER
2194 select REGMAP_SPI_AVMM
2197 Support for the Intel MAX 10 board management controller using the
2200 This driver provides common support for accessing the device,
2201 additional drivers must be enabled in order to use the functionality
2205 tristate "Renesas Synchronization Management Unit with I2C"
2206 depends on I2C && OF
2210 Support for the Renesas Synchronization Management Unit, such as
2211 Clockmatrix and 82P33XXX series. This option supports I2C as
2212 the control interface.
2214 This driver provides common support for accessing the device.
2215 Additional drivers must be enabled in order to use the functionality
2219 tristate "Renesas Synchronization Management Unit with SPI"
2220 depends on SPI && OF
2224 Support for the Renesas Synchronization Management Unit, such as
2225 Clockmatrix and 82P33XXX series. This option supports SPI as
2226 the control interface.
2228 This driver provides common support for accessing the device.
2229 Additional drivers must be enabled in order to use the functionality