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_HI655X_PMIC
514 tristate "HiSilicon Hi655X series PMU/Codec IC"
515 depends on ARCH_HISI || COMPILE_TEST
521 Select this option to enable Hisilicon hi655x series pmic driver.
524 tristate "HTC PASIC3 LED/DS1WM chip support"
527 This core driver provides register access for the LED/DS1WM
528 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
529 HTC Magician devices, respectively. Actual functionality is
530 handled by the leds-pasic3 and ds1wm drivers.
533 bool "HTC I2C PLD chip support"
534 depends on I2C=y && GPIOLIB
536 If you say yes here you get support for the supposed CPLD
537 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
538 This device provides input and output GPIOs through an I2C
539 interface to one or more sub-chips.
541 config MFD_INTEL_QUARK_I2C_GPIO
542 tristate "Intel Quark MFD I2C GPIO"
545 depends on COMMON_CLK
548 This MFD provides support for I2C and GPIO that exist only
549 in a single PCI device. It splits the 2 IO devices to
550 their respective IO driver.
551 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
554 tristate "Intel ICH LPC"
558 The LPC bridge function of the Intel ICH provides support for
559 many functional units. This driver provides needed support for
560 other drivers to control these functions, currently GPIO and
564 tristate "Intel SCH LPC"
568 LPC bridge function of the Intel SCH provides support for
569 System Management Bus and General Purpose I/O.
571 config INTEL_SOC_PMIC
572 bool "Support for Crystal Cove PMIC"
573 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
574 depends on X86 || COMPILE_TEST
575 depends on I2C_DESIGNWARE_PLATFORM=y
580 Select this option to enable support for Crystal Cove PMIC
581 on some Intel SoC systems. The PMIC provides ADC, GPIO,
582 thermal, charger and related power management functions
585 This option is a bool as it provides an ACPI OpRegion which must be
586 available before any devices using it are probed. This option also
587 causes the designware-i2c driver to be builtin for the same reason.
589 config INTEL_SOC_PMIC_BXTWC
590 tristate "Support for Intel Broxton Whiskey Cove PMIC"
591 depends on MFD_INTEL_PMC_BXT
595 Select this option to enable support for Whiskey Cove PMIC
596 on Intel Broxton systems. The PMIC provides ADC, GPIO,
597 thermal, charger and related power management functions
600 config INTEL_SOC_PMIC_CHTWC
601 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
602 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
603 depends on X86 || COMPILE_TEST
604 depends on I2C_DESIGNWARE_PLATFORM=y
609 Select this option to enable support for the Intel Cherry Trail
610 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
612 This option is a bool as it provides an ACPI OpRegion which must be
613 available before any devices using it are probed. This option also
614 causes the designware-i2c driver to be builtin for the same reason.
616 config INTEL_SOC_PMIC_CHTDC_TI
617 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
626 Select this option for supporting Dollar Cove (TI version) PMIC
627 device that is found on some Intel Cherry Trail systems.
629 config INTEL_SOC_PMIC_MRFLD
630 tristate "Support for Intel Merrifield Basin Cove PMIC"
637 Select this option for supporting Basin Cove PMIC device
638 that is found on Intel Merrifield systems.
640 config MFD_INTEL_LPSS
645 config MFD_INTEL_LPSS_ACPI
646 tristate "Intel Low Power Subsystem support in ACPI mode"
647 select MFD_INTEL_LPSS
648 depends on X86 && ACPI
650 This driver supports Intel Low Power Subsystem (LPSS) devices such as
651 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
654 config MFD_INTEL_LPSS_PCI
655 tristate "Intel Low Power Subsystem support in PCI mode"
656 select MFD_INTEL_LPSS
657 depends on X86 && PCI
659 This driver supports Intel Low Power Subsystem (LPSS) devices such as
660 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
663 config MFD_INTEL_PMC_BXT
664 tristate "Intel PMC Driver for Broxton"
666 depends on X86_PLATFORM_DEVICES
671 This driver provides support for the PMC (Power Management
672 Controller) on Intel Broxton and Apollo Lake. The PMC is a
673 multi-function device that exposes IPC, General Control
674 Register and P-unit access. In addition this creates devices
675 for iTCO watchdog and telemetry that are part of the PMC.
678 tristate "Intel Platform Monitoring Technology (PMT) support"
682 The Intel Platform Monitoring Technology (PMT) is an interface that
683 provides access to hardware monitor registers. This driver supports
684 Telemetry, Watcher, and Crashlog PMT capabilities/devices for
685 platforms starting from Tiger Lake.
687 config MFD_IPAQ_MICRO
688 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
689 depends on SA1100_H3100 || SA1100_H3600
692 Select this to get support for the Microcontroller found in
693 the Compaq iPAQ handheld computers. This is an Atmel
694 AT90LS8535 microcontroller flashed with a special iPAQ
695 firmware using the custom protocol implemented in this driver.
698 tristate "Azoteq IQS620A/621/622/624/625 core support"
703 Say Y here if you want to build core support for the Azoteq IQS620A,
704 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
705 options must be selected to enable device-specific functions.
707 To compile this driver as a module, choose M here: the module will
710 config MFD_JANZ_CMODIO
711 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
715 This is the core driver for the Janz CMOD-IO PCI MODULbus
716 carrier board. This device is a PCI to MODULbus bridge which may
717 host many different types of MODULbus daughterboards, including
718 CAN and GPIO controllers.
721 tristate "Kontron module PLD device"
724 This is the core driver for the PLD (Programmable Logic Device) found
725 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
726 well as on some other Kontron products. The PLD device may provide
727 functions like watchdog, GPIO, UART and I2C bus.
729 This driver can also be built as a module. If so, the module
730 will be called kempld-core.
733 tristate "Marvell 88PM800"
739 This supports for Marvell 88PM800 Power Management IC.
740 This includes the I2C driver and the core APIs _only_, you have to
741 select individual components like voltage regulators, RTC and
742 battery-charger under the corresponding menus.
745 tristate "Marvell 88PM805"
751 This supports for Marvell 88PM805 Power Management IC. This includes
752 the I2C driver and the core APIs _only_, you have to select individual
753 components like codec device, headset/Mic device under the
757 bool "Marvell 88PM8606/88PM8607"
762 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
763 This includes the I2C driver and the core APIs _only_, you have to
764 select individual components like voltage regulators, RTC and
765 battery-charger under the corresponding menus.
768 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
775 Say yes here to add support for Maxim Semiconductor MAX14577 and
776 MAX77836 Micro-USB ICs with battery charger.
777 This driver provides common support for accessing the device;
778 additional drivers must be enabled in order to use the functionality
782 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
784 depends on OF || COMPILE_TEST
790 Say yes here to add support for Maxim Semiconductor MAX77620 and
791 MAX20024 which are Power Management IC with General purpose pins,
792 RTC, regulators, clock generator, watchdog etc. This driver
793 provides common support for accessing the device; additional drivers
794 must be enabled in order to use the functionality of the device.
797 tristate "Maxim MAX77650/77651 PMIC Support"
799 depends on OF || COMPILE_TEST
804 Say Y here to add support for Maxim Semiconductor MAX77650 and
805 MAX77651 Power Management ICs. This is the core multifunction
806 driver for interacting with the device. The module name is
807 'max77650'. Additional drivers can be enabled in order to use
808 the following functionalities of the device: GPIO, regulator,
812 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
814 depends on OF || COMPILE_TEST
820 Say yes here to add support for Maxim Semiconductor MAX77686 and
821 MAX77802 which are Power Management IC with an RTC on chip.
822 This driver provides common support for accessing the device;
823 additional drivers must be enabled in order to use the functionality
827 tristate "Maxim Semiconductor MAX77693 PMIC Support"
833 Say yes here to add support for Maxim Semiconductor MAX77693.
834 This is a companion Power Management IC with Flash, Haptic, Charger,
835 and MUIC(Micro USB Interface Controller) controls on chip.
836 This driver provides common support for accessing the device;
837 additional drivers must be enabled in order to use the functionality
841 bool "Maxim Semiconductor MAX77843 PMIC Support"
847 Say yes here to add support for Maxim Semiconductor MAX77843.
848 This is companion Power Management IC with LEDs, Haptic, Charger,
849 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
850 This driver provides common support for accessing the device;
851 additional drivers must be enabled in order to use the functionality
855 tristate "Maxim Semiconductor MAX8907 PMIC Support"
861 Say yes here to add support for Maxim Semiconductor MAX8907. This is
862 a Power Management IC. This driver provides common support for
863 accessing the device; additional drivers must be enabled in order
864 to use the functionality of the device.
867 bool "Maxim Semiconductor MAX8925 PMIC Support"
871 Say yes here to add support for Maxim Semiconductor MAX8925. This is
872 a Power Management IC. This driver provides common support for
873 accessing the device, additional drivers must be enabled in order
874 to use the functionality of the device.
877 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
882 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
883 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
884 MUIC controls on chip.
885 This driver provides common support for accessing the device;
886 additional drivers must be enabled in order to use the functionality
890 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
895 Say yes here to add support for Maxim Semiconductor MAX8998 and
896 National Semiconductor LP3974. This is a Power Management IC.
897 This driver provides common support for accessing the device,
898 additional drivers must be enabled in order to use the functionality
902 tristate "Mediatek MT6360 SubPMIC"
909 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
910 PMU part includes Charger, Flashlight, RGB LED
911 PMIC part includes 2-channel BUCKs and 2-channel LDOs
912 LDO part includes 4-channel LDOs
915 tristate "MediaTek MT6397 PMIC Support"
919 Say yes here to add support for MediaTek MT6397 PMIC. This is
920 a Power Management IC. This driver provides common support for
921 accessing the device; additional drivers must be enabled in order
922 to use the functionality of the device.
925 tristate "MEN 14F021P00 Board Management Controller Support"
929 Say yes here to add support for the MEN 14F021P00 BMC
930 which is a Board Management Controller connected to the I2C bus.
931 The device supports multiple sub-devices like LED, HWMON and WDT.
932 This driver provides common support for accessing the devices;
933 additional drivers must be enabled in order to use the
934 functionality of the BMC device.
936 This driver can also be built as a module. If so the module
937 will be called menf21bmc.
940 bool "Motorola EZXPCAP Support"
941 depends on SPI_MASTER
943 This enables the PCAP ASIC present on EZX Phones. This is
944 needed for MMC, TouchScreen, Sound, USB, etc..
947 tristate "Support for Motorola CPCAP"
949 depends on OF || COMPILE_TEST
954 Say yes here if you want to include driver for CPCAP.
955 It is used on many Motorola phones and tablets as a PMIC.
956 At least Motorola Droid 4 is known to use CPCAP.
958 config MFD_VIPERBOARD
959 tristate "Nano River Technologies Viperboard"
964 Say yes here if you want support for Nano River Technologies
966 There are mfd cell drivers available for i2c master, adc and
967 both gpios found on the board. The spi part does not yet
969 You need to select the mfd cell drivers separately.
970 The drivers do not support all features the board exposes.
973 tristate "Netronix embedded controller (EC)"
974 depends on OF || COMPILE_TEST
979 Say yes here if you want to support the embedded controller found in
980 certain e-book readers designed by the original design manufacturer
984 tristate "Nokia Retu and Tahvo multi-function device"
989 Retu and Tahvo are a multi-function devices found on Nokia
990 Internet Tablets (770, N800 and N810).
993 tristate "NXP PCF50633"
997 Say yes here if you have NXP PCF50633 chip on your board.
998 This core driver provides register access and IRQ handling
999 facilities, and registers devices for the various functions
1000 so that function-specific drivers can bind to them.
1003 tristate "NXP PCF50633 ADC"
1004 depends on MFD_PCF50633
1006 Say yes here if you want to include support for ADC in the
1009 config PCF50633_GPIO
1010 tristate "NXP PCF50633 GPIO"
1011 depends on MFD_PCF50633
1013 Say yes here if you want to include support GPIO for pins on
1017 tristate "Philips UCB1400 Core driver"
1021 This enables support for the Philips UCB1400 core functions.
1022 The UCB1400 is an AC97 audio codec.
1024 To compile this driver as a module, choose M here: the
1025 module will be called ucb1400_core.
1028 tristate "Qualcomm PM8xxx PMIC chips driver"
1029 depends on (ARM || HEXAGON || COMPILE_TEST)
1030 select IRQ_DOMAIN_HIERARCHY
1034 If you say yes to this option, support will be included for the
1035 built-in PM8xxx PMIC chips.
1037 This is required if your board has a PM8xxx and uses its features,
1038 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1040 Say M here if you want to include support for PM8xxx chips as a
1041 module. This will build a module called "pm8xxx-core".
1044 tristate "Qualcomm Resource Power Manager (RPM)"
1045 depends on ARCH_QCOM && OF
1047 If you say yes to this option, support will be included for the
1048 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1051 This is required to access many regulators, clocks and bus
1052 frequencies controlled by the RPM on these devices.
1054 Say M here if you want to include support for the Qualcomm RPM as a
1055 module. This will build a module called "qcom_rpm".
1057 config MFD_SPMI_PMIC
1058 tristate "Qualcomm SPMI PMICs"
1059 depends on ARCH_QCOM || COMPILE_TEST
1064 This enables support for the Qualcomm SPMI PMICs.
1065 These PMICs are currently used with the Snapdragon 800 series of
1066 SoCs. Note, that this will only be useful paired with descriptions
1067 of the independent functions as children nodes in the device tree.
1069 Say M here if you want to include support for the SPMI PMIC
1070 series as a module. The module will be called "qcom-spmi-pmic".
1073 tristate "RDC R-321x southbridge"
1077 Say yes here if you want to have support for the RDC R-321x SoC
1078 southbridge which provides access to GPIOs and Watchdog using the
1079 southbridge PCI device configuration space.
1082 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1087 This enables support for the Richtek RT4831 that includes 4 channel
1088 WLED driving and Display Bias Voltage. It's commonly used to provide
1089 power to the LCD display and LCD backlight.
1092 tristate "Richtek RT5033 Power Management IC"
1098 This driver provides for the Richtek RT5033 Power Management IC,
1099 which includes the I2C driver and the Core APIs. This driver provides
1100 common support for accessing the device. The device supports multiple
1101 sub-devices like charger, fuel gauge, flash LED, current source,
1105 bool "Ricoh RC5T583 Power Management system device"
1110 Select this option to get support for the RICOH583 Power
1111 Management system device.
1112 This driver provides common support for accessing the device
1113 through i2c interface. The device supports multiple sub-devices
1114 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1115 Additional drivers must be enabled in order to use the
1116 different functionality of the device.
1119 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1120 depends on I2C && OF
1125 If you say yes here you get support for the RK805, RK808, RK809,
1126 RK817 and RK818 Power Management chips.
1127 This driver provides common support for accessing the device
1128 through I2C interface. The device supports multiple sub-devices
1129 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1132 tristate "Ricoh RN5T567/618 PMIC"
1139 Say yes here to add support for the Ricoh RN5T567,
1140 RN5T618, RC5T619 PMIC.
1141 This driver provides common support for accessing the device,
1142 additional drivers must be enabled in order to use the
1143 functionality of the device.
1146 tristate "Samsung Electronics PMIC Series Support"
1148 depends on OF || COMPILE_TEST
1153 Support for the Samsung Electronics PMIC devices coming
1154 usually along with Samsung Exynos SoC chipset.
1155 This driver provides common support for accessing the device,
1156 additional drivers must be enabled in order to use the functionality
1159 To compile this driver as a module, choose M here: the
1160 module will be called sec-core.
1161 Have in mind that important core drivers (like regulators) depend
1162 on this driver so building this as a module might require proper
1163 initial ramdisk or might not boot up as well in certain scenarios.
1165 config MFD_SI476X_CORE
1166 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1171 This is the core driver for the SI476x series of AM/FM
1172 radio. This MFD driver connects the radio-si476x V4L2 module
1173 and the si476x audio codec.
1175 To compile this driver as a module, choose M here: the
1176 module will be called si476x-core.
1178 config MFD_SIMPLE_MFD_I2C
1183 This driver creates a single register map with the intention for it
1184 to be shared by all sub-devices.
1186 Once the register map has been successfully initialised, any
1187 sub-devices represented by child nodes in Device Tree will be
1188 subsequently registered.
1191 tristate "Kontron sl28cpld Board Management Controller"
1193 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1194 select MFD_SIMPLE_MFD_I2C
1196 Say yes here to enable support for the Kontron sl28cpld board
1197 management controller.
1199 It can be found on the following boards:
1203 tristate "Silicon Motion SM501"
1206 This is the core driver for the Silicon Motion SM501 multimedia
1207 companion chip. This device is a multifunction device which may
1208 provide numerous interfaces including USB host controller, USB gadget,
1209 asynchronous serial ports, audio functions, and a dual display video
1210 interface. The device may be connected by PCI or local bus with
1211 varying functions enabled.
1213 config MFD_SM501_GPIO
1214 bool "Export GPIO via GPIO layer"
1215 depends on MFD_SM501 && GPIOLIB
1217 This option uses the gpio library layer to export the 64 GPIO
1218 lines on the SM501. The platform data is used to supply the
1219 base number for the first GPIO line to register.
1222 tristate "Skyworks Solutions SKY81452"
1227 This is the core driver for the Skyworks SKY81452 backlight and
1228 voltage regulator device.
1230 This driver can also be built as a module. If so, the module
1231 will be called sky81452.
1233 config MFD_SC27XX_PMIC
1234 tristate "Spreadtrum SC27xx PMICs"
1235 depends on ARCH_SPRD || COMPILE_TEST
1236 depends on SPI_MASTER
1241 This enables support for the Spreadtrum SC27xx PMICs with SPI
1242 interface. The SC27xx series PMICs integrate power management,
1243 audio codec, battery management and user interface support
1244 function (such as RTC, Typec, indicator and so on) in a single chip.
1246 This driver provides common support for accessing the SC27xx PMICs,
1247 and it also adds the irq_chip parts for handling the PMIC chip events.
1250 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1251 depends on ARCH_U8500 || COMPILE_TEST
1252 default y if ARCH_U8500
1254 Say yes here if you have the ABX500 Mixed Signal IC family
1255 chips. This core driver expose register access functions.
1256 Functionality specific drivers using these functions can
1257 remain unchanged when IC changes. Binding of the functions to
1258 actual register access is done by the IC core driver.
1261 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1262 depends on ABX500_CORE && MFD_DB8500_PRCMU
1267 Select this option to enable access to AB8500 power management
1268 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1269 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1270 the irq_chip parts for handling the Mixed Signal chip events.
1271 This chip embeds various other multimedia functionalities as well.
1274 bool "Enable debug info via debugfs"
1275 depends on AB8500_GPADC && DEBUG_FS
1276 default y if DEBUG_FS
1278 Select this option if you want debug information using the debug
1279 filesystem, debugfs.
1281 config MFD_DB8500_PRCMU
1282 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1283 depends on UX500_SOC_DB8500
1286 Select this option to enable support for the DB8500 Power Reset
1287 and Control Management Unit. This is basically an autonomous
1288 system controller running an XP70 microprocessor, which is accessed
1289 through a register map.
1292 bool "STMicroelectronics STMPE"
1293 depends on (I2C=y || SPI_MASTER=y)
1297 Support for the STMPE family of I/O Expanders from
1300 Currently supported devices are:
1302 STMPE811: GPIO, Touchscreen, ADC
1303 STMPE1601: GPIO, Keypad
1304 STMPE1801: GPIO, Keypad
1305 STMPE2401: GPIO, Keypad
1306 STMPE2403: GPIO, Keypad
1308 This driver provides common support for accessing the device,
1309 additional drivers must be enabled in order to use the functionality
1310 of the device. Currently available sub drivers are:
1313 Keypad: stmpe-keypad
1314 Touchscreen: stmpe-ts
1317 menu "STMicroelectronics STMPE Interface Drivers"
1318 depends on MFD_STMPE
1321 bool "STMicroelectronics STMPE I2C Interface"
1325 This is used to enable I2C interface of STMPE
1328 bool "STMicroelectronics STMPE SPI Interface"
1329 depends on SPI_MASTER
1331 This is used to enable SPI interface of STMPE
1335 bool "STMicroelectronics STA2X11"
1340 config MFD_SUN6I_PRCM
1341 bool "Allwinner A31 PRCM controller"
1342 depends on ARCH_SUNXI || COMPILE_TEST
1345 Support for the PRCM (Power/Reset/Clock Management) unit available
1349 bool "System Controller Register R/W Based on Regmap"
1352 Select this option to enable accessing system control registers
1355 config MFD_DAVINCI_VOICECODEC
1360 config MFD_TI_AM335X_TSCADC
1361 tristate "TI ADC / Touch Screen chip support"
1366 If you say yes here you get support for Texas Instruments series
1367 of Touch Screen /ADC chips.
1368 To compile this driver as a module, choose M here: the
1369 module will be called ti_am335x_tscadc.
1371 config MFD_DM355EVM_MSP
1372 bool "TI DaVinci DM355 EVM microcontroller"
1373 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1375 This driver supports the MSP430 microcontroller used on these
1376 boards. MSP430 firmware manages resets and power sequencing,
1377 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1380 tristate "TI/National Semiconductor LP3943 MFD Driver"
1385 Support for the TI/National Semiconductor LP3943.
1386 This driver consists of GPIO and PWM drivers.
1387 With these functionalities, it can be used for LED string control or
1388 general usage such like a GPIO controller and a PWM controller.
1391 bool "TI LP8788 Power Management Unit Driver"
1397 TI LP8788 PMU supports regulators, battery charger, RTC,
1398 ADC, backlight driver and current sinks.
1401 tristate "TI Lighting Management Unit driver"
1406 Say yes here to enable support for TI LMU chips.
1407 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1408 LM36274. It consists of backlight, LED and regulator driver.
1409 It provides consistent device controls for lighting functions.
1411 config MFD_OMAP_USB_HOST
1412 bool "TI OMAP USBHS core and TLL driver"
1413 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1414 depends on COMMON_CLK
1417 This is the core driver for the OAMP EHCI and OHCI drivers.
1418 This MFD driver does the required setup functionalities for
1419 OMAP USB Host drivers.
1422 bool "TI Palmas series chips"
1428 If you say yes here you get support for the Palmas
1429 series of PMIC chips from Texas Instruments.
1432 tristate "TI TPS61050/61052 Boost Converters"
1437 select REGULATOR_FIXED_VOLTAGE
1439 This option enables a driver for the TP61050/TPS61052
1440 high-power "white LED driver". This boost converter is
1441 sometimes used for other things than white LEDs, and
1442 also contains a GPIO pin.
1445 tristate "TI TPS6501x Power Management chips"
1446 depends on I2C && GPIOLIB
1447 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1449 If you say yes here you get support for the TPS6501x series of
1450 Power Management chips. These include voltage regulators,
1451 lithium ion/polymer battery charging, and other features that
1452 are often used in portable devices like cell phones and cameras.
1454 This driver can also be built as a module. If so, the module
1455 will be called tps65010.
1458 tristate "TI TPS6507x Power Management / Touch Screen chips"
1462 If you say yes here you get support for the TPS6507x series of
1463 Power Management / Touch Screen chips. These include voltage
1464 regulators, lithium ion/polymer battery charging, touch screen
1465 and other features that are often used in portable devices.
1466 This driver can also be built as a module. If so, the module
1467 will be called tps6507x.
1470 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1477 If you say yes here you get support for the TPS65086 series of
1478 Power Management chips.
1479 This driver provides common support for accessing the device,
1480 additional drivers must be enabled in order to use the
1481 functionality of the device.
1483 config TPS65911_COMPARATOR
1487 bool "TI TPS65090 Power Management chips"
1493 If you say yes here you get support for the TPS65090 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.
1500 tristate "TI TPS65217 Power Management / White LED chips"
1501 depends on I2C && OF
1506 If you say yes here you get support for the TPS65217 series of
1507 Power Management / White LED chips.
1508 These include voltage regulators, lithium ion/polymer battery
1509 charger, wled and other features that are often used in portable
1512 This driver can also be built as a module. If so, the module
1513 will be called tps65217.
1515 config MFD_TI_LP873X
1516 tristate "TI LP873X Power Management IC"
1521 If you say yes here then you get support for the LP873X series of
1522 Power Management Integrated Circuits (PMIC).
1523 These include voltage regulators, thermal protection, configurable
1524 General Purpose Outputs (GPO) that are used in portable devices.
1526 This driver can also be built as a module. If so, the module
1527 will be called lp873x.
1529 config MFD_TI_LP87565
1530 tristate "TI LP87565 Power Management IC"
1531 depends on I2C && OF
1535 If you say yes here then you get support for the LP87565 series of
1536 Power Management Integrated Circuits (PMIC).
1537 These include voltage regulators, thermal protection, configurable
1538 General Purpose Outputs (GPO) that are used in portable devices.
1540 This driver can also be built as a module. If so, the module
1541 will be called lp87565.
1544 tristate "TI TPS65218 Power Management chips"
1545 depends on I2C && OF
1550 If you say yes here you get support for the TPS65218 series of
1551 Power Management chips.
1552 These include voltage regulators, gpio and other features
1553 that are often used in portable devices.
1555 This driver can also be built as a module. If so, the module
1556 will be called tps65218.
1559 bool "TI TPS6586x Power Management chips"
1564 If you say yes here you get support for the TPS6586X series of
1565 Power Management chips.
1566 This driver provides common support for accessing the device,
1567 additional drivers must be enabled in order to use the
1568 functionality of the device.
1570 This driver can also be built as a module. If so, the module
1571 will be called tps6586x.
1574 bool "TI TPS65910 Power Management chip"
1576 depends on GPIOLIB || COMPILE_TEST
1582 if you say yes here you get support for the TPS65910 series of
1583 Power Management chips.
1591 config MFD_TPS65912_I2C
1592 tristate "TI TPS65912 Power Management chip with I2C"
1597 If you say yes here you get support for the TPS65912 series of
1598 PM chips with I2C interface.
1600 config MFD_TPS65912_SPI
1601 tristate "TI TPS65912 Power Management chip with SPI"
1604 depends on SPI_MASTER
1606 If you say yes here you get support for the TPS65912 series of
1607 PM chips with SPI interface.
1610 bool "TI TPS80031/TPS80032 Power Management chips"
1616 If you say yes here you get support for the Texas Instruments
1617 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1618 Path and Battery Charger. The device provides five configurable
1619 step-down converters, 11 general purpose LDOs, USB OTG Module,
1620 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1621 Power Path from USB, 32K clock generator.
1624 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1629 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1630 This core driver provides register access and IRQ handling
1631 facilities, and registers devices for the various functions
1632 so that function-specific drivers can bind to them.
1634 These multi-function chips are found on many OMAP2 and OMAP3
1635 boards, providing power management, RTC, GPIO, keypad, a
1636 high speed USB OTG transceiver, an audio codec (on most
1637 versions) and many other features.
1639 config TWL4030_POWER
1640 bool "TI TWL4030 power resources"
1641 depends on TWL4030_CORE && ARM
1643 Say yes here if you want to use the power resources on the
1644 TWL4030 family chips. Most of these resources are regulators,
1645 which have a separate driver; some are control signals, such
1646 as clock request handshaking.
1648 This driver uses board-specific data to initialize the resources
1649 and load scripts controlling which resources are switched off/on
1650 or reset when a sleep, wakeup or warm reset event occurs.
1652 config MFD_TWL4030_AUDIO
1653 bool "TI TWL4030 Audio"
1654 depends on TWL4030_CORE
1659 bool "TI TWL6040 audio codec"
1666 Say yes here if you want support for Texas Instruments TWL6040 audio
1668 This driver provides common support for accessing the device,
1669 additional drivers must be enabled in order to use the
1670 functionality of the device (audio, vibra).
1673 bool "TI TWL92330/Menelaus PM chip"
1674 depends on I2C=y && ARCH_OMAP2
1676 If you say yes here you get support for the Texas Instruments
1677 TWL92330/Menelaus Power Management chip. This include voltage
1678 regulators, Dual slot memory card transceivers, real-time clock
1679 and other features that are often used in portable devices like
1680 cell phones and PDAs.
1682 config MFD_WL1273_CORE
1683 tristate "TI WL1273 FM radio"
1688 This is the core driver for the TI WL1273 FM radio. This MFD
1689 driver connects the radio-wl1273 V4L2 module and the wl1273
1693 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1698 Say yes here to enable support for National Semiconductor / TI
1699 LM3533 Lighting Power chips.
1701 This driver provides common support for accessing the device;
1702 additional drivers must be enabled in order to use the LED,
1703 backlight or ambient-light-sensor functionality of the device.
1705 config MFD_TIMBERDALE
1706 tristate "Timberdale FPGA"
1708 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1710 This is the core driver for the timberdale FPGA. This device is a
1711 multifunction device which exposes numerous platform devices.
1713 The timberdale FPGA can be found on the Intel Atom development board
1714 for in-vehicle infontainment, called Russellville.
1717 bool "Toshiba TC35892 and variants"
1722 Support for the Toshiba TC35892 and variants I/O Expander.
1724 This driver provides common support for accessing the device,
1725 additional drivers must be enabled in order to use the
1726 functionality of the device.
1733 bool "Toshiba T7L66XB"
1734 depends on ARM && HAVE_CLK
1738 Support for Toshiba Mobile IO Controller T7L66XB
1741 bool "Toshiba TC6387XB"
1742 depends on ARM && HAVE_CLK
1746 Support for Toshiba Mobile IO Controller TC6387XB
1749 bool "Toshiba TC6393XB"
1750 depends on ARM && HAVE_CLK
1755 Support for Toshiba Mobile IO Controller TC6393XB
1758 tristate "TQ-Systems IO controller TQMX86"
1761 Say yes here to enable support for various functions of the
1762 TQ-Systems IO controller and watchdog device, found on their
1763 ComExpress CPU modules.
1766 tristate "VIA VX855/VX875 integrated south bridge"
1770 Say yes here to enable support for various functions of the
1771 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1772 and/or vx855_gpio drivers for this to do anything useful.
1774 config MFD_LOCHNAGAR
1775 bool "Cirrus Logic Lochnagar Audio Development Board"
1778 depends on I2C=y && OF
1780 Support for Cirrus Logic Lochnagar audio development board.
1788 config MFD_ARIZONA_I2C
1789 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1794 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1795 audio SoC core functionality controlled via I2C.
1797 config MFD_ARIZONA_SPI
1798 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1801 depends on SPI_MASTER
1803 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1804 audio SoC core functionality controlled via SPI.
1807 bool "Cirrus Logic CS47L24 and WM1831"
1808 depends on MFD_ARIZONA
1810 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1813 bool "Wolfson Microelectronics WM5102"
1814 depends on MFD_ARIZONA
1816 Support for Wolfson Microelectronics WM5102 low power audio SoC
1819 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1820 depends on MFD_ARIZONA
1822 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1826 bool "Wolfson Microelectronics WM8997"
1827 depends on MFD_ARIZONA
1829 Support for Wolfson Microelectronics WM8997 low power audio SoC
1832 bool "Wolfson Microelectronics WM8998"
1833 depends on MFD_ARIZONA
1835 Support for Wolfson Microelectronics WM8998 low power audio SoC
1838 bool "Wolfson Microelectronics WM8400"
1843 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1844 CODEC. This driver provides common support for accessing
1845 the device, additional drivers must be enabled in order to use
1846 the functionality of the device.
1851 config MFD_WM831X_I2C
1852 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1859 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1860 when controlled using I2C. This driver provides common support
1861 for accessing the device, additional drivers must be enabled in
1862 order to use the functionality of the device.
1864 config MFD_WM831X_SPI
1865 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1870 depends on SPI_MASTER
1872 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1873 when controlled using SPI. This driver provides common support
1874 for accessing the device, additional drivers must be enabled in
1875 order to use the functionality of the device.
1880 config MFD_WM8350_I2C
1881 bool "Wolfson Microelectronics WM8350 with I2C"
1886 The WM8350 is an integrated audio and power management
1887 subsystem with watchdog and RTC functionality for embedded
1888 systems. This option enables core support for the WM8350 with
1889 I2C as the control interface. Additional options must be
1890 selected to enable support for the functionality of the chip.
1893 tristate "Wolfson Microelectronics WM8994"
1899 The WM8994 is a highly integrated hi-fi CODEC designed for
1900 smartphone applications. As well as audio functionality it
1901 has on board GPIO and regulator functionality which is
1902 supported via the relevant subsystems. This driver provides
1903 core support for the WM8994, in order to use the actual
1904 functionality of the device other drivers must be enabled.
1907 tristate "Wolfson Microelectronics WM97xx"
1910 select AC97_BUS_COMPAT
1911 depends on AC97_BUS_NEW
1913 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1914 designed for smartphone applications. As well as audio functionality
1915 it has on board GPIO and a touchscreen functionality which is
1916 supported via the relevant subsystems. This driver provides core
1917 support for the WM97xx, in order to use the actual functionality of
1918 the device other drivers must be enabled.
1921 tristate "Support for ST Microelectronics STw481x"
1922 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1926 Select this option to enable the STw481x chip driver used
1927 in various ST Microelectronics and ST-Ericsson embedded
1930 config MFD_ROHM_BD718XX
1931 tristate "ROHM BD71837 Power Management IC"
1938 Select this option to get support for the ROHM BD71837
1939 Power Management ICs. BD71837 is designed to power processors like
1940 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1941 and emergency shut down as well as 32,768KHz clock output.
1943 config MFD_ROHM_BD70528
1944 tristate "ROHM BD70528 Power Management IC"
1951 Select this option to get support for the ROHM BD70528 Power
1952 Management IC. BD71837 is general purpose single-chip power
1953 management IC for battery-powered portable devices. It contains
1954 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1955 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1956 crystal oscillator, high-accuracy VREF for use with an external ADC,
1957 10 bits SAR ADC for battery temperature monitor and 1S battery
1960 config MFD_ROHM_BD71828
1961 tristate "ROHM BD71828 and BD71815 Power Management IC"
1968 Select this option to get support for the ROHM BD71828 and BD71815
1969 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1970 management ICs mainly for battery-powered portable devices.
1971 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1972 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1973 also a single-cell linear charger, a Coulomb counter, a real-time
1974 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1976 config MFD_ROHM_BD957XMUF
1977 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
1983 Select this option to get support for the ROHM BD9576MUF and
1984 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
1985 designed to be used to power R-Car series processors.
1987 config MFD_STM32_LPTIMER
1988 tristate "Support for STM32 Low-Power Timer"
1989 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1994 Select this option to enable STM32 Low-Power Timer driver
1995 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1996 resources are also dealt with here.
1998 To compile this driver as a module, choose M here: the
1999 module will be called stm32-lptimer.
2001 config MFD_STM32_TIMERS
2002 tristate "Support for STM32 Timers"
2003 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2008 Select this option to enable STM32 timers driver used
2009 for PWM and IIO Timer. This driver allow to share the
2010 registers between the others drivers.
2013 tristate "Support for STPMIC1 PMIC"
2014 depends on (I2C=y && OF)
2019 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2020 key, watchdog and regulator functionalities which are supported via
2021 the relevant subsystems. This driver provides core support for the
2022 STPMIC1. In order to use the actual functionality of the device other
2023 drivers must be enabled.
2025 To compile this driver as a module, choose M here: the
2026 module will be called stpmic1.
2029 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2031 depends on OF || COMPILE_TEST
2035 Support for the STMicroelectronics Multi-Function eXpander.
2037 This driver provides common support for accessing the device,
2038 additional drivers must be enabled in order to use the functionality
2042 tristate "Support for WCD9340/WCD9341 Codec"
2045 select REGMAP_SLIMBUS
2049 Support for the Qualcomm WCD9340/WCD9341 Codec.
2050 This driver provides common support WCD934x audio codec and its
2051 associated Pin Controller, Soundwire Controller and Audio codec.
2059 config MFD_ATC260X_I2C
2060 tristate "Actions Semi ATC260x PMICs with I2C"
2065 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2067 This driver provides common support for accessing the ATC2603C
2068 and ATC2609A chip variants, additional drivers must be enabled
2069 in order to use the functionality of the device.
2071 config MFD_KHADAS_MCU
2072 tristate "Support for Khadas System control Microcontroller"
2074 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2078 Support for the Khadas System control Microcontroller interface
2079 present on their VIM and Edge boards.
2081 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2084 It provides multiple boot control features like password check,
2085 power-on options, power-off control and system FAN control on recent
2088 This driver provides common support for accessing the device,
2089 additional drivers must be enabled in order to use the functionality
2092 config MFD_ACER_A500_EC
2093 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2095 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2099 Support for Embedded Controller found on Acer Iconia Tab A500.
2100 The controller itself is ENE KB930, it is running firmware
2101 customized for the specific needs of the Acer A500 hardware.
2103 config MFD_QCOM_PM8008
2104 tristate "QCOM PM8008 Power Management IC"
2105 depends on I2C && OF
2109 Select this option to get support for the Qualcomm Technologies, Inc.
2110 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2111 all the necessary power management, housekeeping, and interface
2112 support functions into a single IC. This driver provides common
2113 support for accessing the device by instantiating all the child nodes
2114 under it in the device tree. Additional drivers must be enabled in
2115 order to use the functionality of the device.
2117 menu "Multimedia Capabilities Port drivers"
2118 depends on ARCH_SA1100
2125 tristate "Support SA11x0 MCP interface"
2126 depends on ARCH_SA1100
2131 tristate "Support for UCB1200 / UCB1300"
2132 depends on MCP_SA11X0
2135 config MCP_UCB1200_TS
2136 tristate "Touchscreen interface support"
2137 depends on MCP_UCB1200 && INPUT
2141 config MFD_VEXPRESS_SYSREG
2142 tristate "Versatile Express System Registers"
2143 depends on VEXPRESS_CONFIG && GPIOLIB
2145 select GPIO_GENERIC_PLATFORM
2149 System Registers are the platform configuration block
2150 on the ARM Ltd. Versatile Express board.
2153 tristate "RAVE SP MCU core driver"
2154 depends on SERIAL_DEV_BUS
2157 Select this to get support for the Supervisory Processor
2158 device found on several devices in RAVE line of hardware.
2161 bool "SGI IOC3 core driver"
2162 depends on PCI && MIPS && 64BIT
2165 This option enables basic support for the SGI IOC3-based
2166 controller cards. This option does not enable any specific
2167 functions on such a card, but provides necessary infrastructure
2168 for other drivers to utilize.
2170 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2171 then say Y. Otherwise say N.
2173 config MFD_INTEL_M10_BMC
2174 tristate "Intel MAX 10 Board Management Controller"
2175 depends on SPI_MASTER
2176 select REGMAP_SPI_AVMM
2179 Support for the Intel MAX 10 board management controller using the
2182 This driver provides common support for accessing the device,
2183 additional drivers must be enabled in order to use the functionality