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))
20 This is the core driver for CS5535/CS5536 MFD functions. This is
21 necessary for using the board's GPIO and MFGPT functionality.
23 config MFD_ALTERA_A10SR
24 bool "Altera Arria10 DevKit System Resource chip"
25 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF
29 Support for the Altera Arria10 DevKit MAX5 System Resource chip
30 using the SPI interface. This driver provides common support for
31 accessing the external gpio extender (LEDs & buttons) and
32 power supply alarms (hwmon).
34 config MFD_ALTERA_SYSMGR
35 bool "Altera SOCFPGA System Manager"
36 depends on ARCH_INTEL_SOCFPGA && OF
39 Select this to get System Manager support for all Altera branded
40 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
41 using regmap_mmio accesses for ARM32 parts and SMC calls to
45 tristate "Active-semi ACT8945A"
50 Support for the ACT8945A PMIC from Active-semi. This device
51 features three step-down DC/DC converters and four low-dropout
52 linear regulators, along with a complete ActivePath battery
55 config MFD_SUN4I_GPADC
56 tristate "Allwinner sunxi platforms' GPADC MFD driver"
60 depends on ARCH_SUNXI || COMPILE_TEST
61 depends on !TOUCHSCREEN_SUN4I
63 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
64 This driver will only map the hardware interrupt and registers, you
65 have to select individual drivers based on this MFD to be able to use
66 the ADC or the thermal sensor. This will try to probe the ADC driver
67 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
69 To compile this driver as a module, choose M here: the module will be
79 Support for the AS3711 PMIC from AMS
82 tristate "Ampere Computing SMpro core driver"
87 Say yes here to enable SMpro driver support for Ampere's Altra
90 Ampere's Altra SMpro exposes an I2C regmap interface that can
91 be accessed by child devices.
94 tristate "ams AS3722 Power Management IC"
98 depends on I2C=y && OF
100 The ams AS3722 is a compact system PMU suitable for mobile phones,
101 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
102 controllers, 11 LDOs, RTC, automatic battery, temperature and
103 over current monitoring, GPIOs, ADC and a watchdog.
106 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
109 Say yes here to add support for Analog Devices ADP5520 and ADP5501,
110 Multifunction Power Management IC. This includes
111 the I2C driver and the core APIs _only_, you have to select
112 individual components like LCD backlight, LEDs, GPIOs and Kepad
113 under the corresponding menus.
115 config MFD_AAT2870_CORE
116 bool "AnalogicTech AAT2870"
119 depends on GPIOLIB || COMPILE_TEST
121 If you say yes here you get support for the AAT2870.
122 This driver provides common support for accessing the device,
123 additional drivers must be enabled in order to use the
124 functionality of the device.
126 config MFD_AT91_USART
127 tristate "AT91 USART Driver"
129 depends on ARCH_AT91 || COMPILE_TEST
131 Select this to get support for AT91 USART IP. This is a wrapper
132 over at91-usart-serial driver and usart-spi-driver. Only one function
133 can be used at a time. The choice is done at boot time by the probe
134 function of this MFD driver according to a device tree property.
136 config MFD_ATMEL_FLEXCOM
137 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
141 Select this to get support for Atmel Flexcom. This is a wrapper
142 which embeds a SPI controller, a I2C controller and a USART. Only
143 one function can be used at a time. The choice is done at boot time
144 by the probe function of this MFD driver according to a device tree
147 config MFD_ATMEL_HLCDC
148 tristate "Atmel HLCDC (High-end LCD Controller)"
153 If you say yes here you get support for the HLCDC block.
154 This driver provides common support for accessing the device,
155 additional drivers must be enabled in order to use the
156 functionality of the device.
163 tristate "Broadcom BCM590xx PMUs"
168 Support for the BCM590xx PMUs from Broadcom
171 tristate "ROHM BD9571MWV PMIC"
177 Support for the ROHM BD9571MWV PMIC, which contains single
178 voltage regulator, voltage sampling units, GPIO block and
181 This driver can also be built as a module. If so, the module
182 will be called bd9571mwv.
185 tristate "X-Powers AC100"
189 If you say Y here you get support for the X-Powers AC100 audio codec
191 This driver include only the core APIs. You have to select individual
192 components like codecs or RTC under the corresponding menus.
199 config MFD_AXP20X_I2C
200 tristate "X-Powers AXP series PMICs with I2C"
205 If you say Y here you get support for the X-Powers AXP series power
206 management ICs (PMICs) controlled with I2C.
207 This driver include only the core APIs. You have to select individual
208 components like regulators or the PEK (Power Enable Key) under the
211 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
212 (builtin) and not a module, as the OpRegion must be available as
213 soon as possible. For the same reason the I2C bus driver options
214 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
216 config MFD_AXP20X_RSB
217 tristate "X-Powers AXP series PMICs with RSB"
221 If you say Y here you get support for the X-Powers AXP series power
222 management ICs (PMICs) controlled with RSB.
223 This driver include only the core APIs. You have to select individual
224 components like regulators or the PEK (Power Enable Key) under the
227 config MFD_CROS_EC_DEV
228 tristate "ChromeOS Embedded Controller multifunction device"
233 Select this to get support for ChromeOS Embedded Controller
234 sub-devices. This driver will instantiate additional drivers such
235 as RTC, USBPD, etc. but you have to select the individual drivers.
237 To compile this driver as a module, choose M here: the module will be
241 tristate "Cirrus Logic Madera codecs"
247 select PINCTRL_MADERA
249 Support for the Cirrus Logic Madera platform audio codecs
251 config MFD_MADERA_I2C
252 tristate "Cirrus Logic Madera codecs with I2C"
253 depends on MFD_MADERA
257 Support for the Cirrus Logic Madera platform audio SoC
258 core functionality controlled via I2C.
260 config MFD_MADERA_SPI
261 tristate "Cirrus Logic Madera codecs with SPI"
262 depends on MFD_MADERA
263 depends on SPI_MASTER
266 Support for the Cirrus Logic Madera platform audio SoC
267 core functionality controlled via SPI.
270 bool "Cirrus Logic CS47L15"
271 select PINCTRL_CS47L15
272 depends on MFD_MADERA
274 Support for Cirrus Logic CS47L15 Smart Codec
277 bool "Cirrus Logic CS47L35"
278 select PINCTRL_CS47L35
279 depends on MFD_MADERA
281 Support for Cirrus Logic CS47L35 Smart Codec
284 bool "Cirrus Logic CS47L85"
285 select PINCTRL_CS47L85
286 depends on MFD_MADERA
288 Support for Cirrus Logic CS47L85 Smart Codec
291 bool "Cirrus Logic CS47L90/91"
292 select PINCTRL_CS47L90
293 depends on MFD_MADERA
295 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
298 bool "Cirrus Logic CS47L92/93"
299 select PINCTRL_CS47L92
300 depends on MFD_MADERA
302 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
305 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
308 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
309 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
310 usually found on PXA processors-based platforms. This includes
311 the I2C driver and the core APIs _only_, you have to select
312 individual components like LCD backlight, voltage regulators,
313 LEDs and battery-charger under the corresponding menus.
319 config MFD_DA9052_SPI
320 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
324 depends on SPI_MASTER=y
326 Support for the Dialog Semiconductor DA9052 PMIC
327 when controlled using SPI. This driver provides common support
328 for accessing the device, additional drivers must be enabled in
329 order to use the functionality of the device.
331 config MFD_DA9052_I2C
332 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
338 Support for the Dialog Semiconductor DA9052 PMIC
339 when controlled using I2C. This driver provides common support
340 for accessing the device, additional drivers must be enabled in
341 order to use the functionality of the device.
344 bool "Dialog Semiconductor DA9055 PMIC Support"
350 Say yes here for support of Dialog Semiconductor DA9055. This is
351 a Power Management IC. This driver provides common support for
352 accessing the device as well as the I2C interface to the chip itself.
353 Additional drivers must be enabled in order to use the functionality
356 This driver can be built as a module. If built as a module it will be
360 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
366 Say yes here for support for the Dialog Semiconductor DA9061 and
368 This includes the I2C driver and core APIs.
369 Additional drivers must be enabled in order to use the functionality
373 tristate "Dialog Semiconductor DA9063 PMIC Support"
379 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
380 This includes the I2C driver and core APIs.
381 Additional drivers must be enabled in order to use the functionality
385 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
391 This adds support for the DA9150 integrated charger and fuel-gauge
392 chip. This driver provides common support for accessing the device.
393 Additional drivers must be enabled in order to use the specific
394 features of the device.
397 tristate "Diolan DLN2 support"
401 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
402 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
403 etc. must be enabled in order to use the functionality of
406 config MFD_ENE_KB3930
407 tristate "ENE KB3930 Embedded Controller support"
409 depends on MACH_MMP3_DT || COMPILE_TEST
412 This adds support for the power-off functionality and access to
413 the registers that control LEDS and USB port power on ENE KB3930
414 Embedded Controller. To use the LED functionality LEDS_ARIEL must
417 config MFD_EXYNOS_LPASS
418 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
419 depends on ARCH_EXYNOS || COMPILE_TEST
423 Select this option to enable support for Samsung Exynos Low Power
424 Audio Subsystem present on some of Samsung Exynos
425 SoCs (e.g. Exynos5433).
426 Choose Y here only if you build for such Samsung SoC.
428 config MFD_GATEWORKS_GSC
429 tristate "Gateworks System Controller"
430 depends on (I2C && OF)
435 Enable support for the Gateworks System Controller (GSC) found
436 on Gateworks Single Board Computers supporting system functions
437 such as push-button monitor, multiple ADC's for voltage and
438 temperature monitoring, fan controller and watchdog monitor.
439 This driver provides common support for accessing the device.
440 Additional drivers must be enabled in order to use the
441 functionality of the device.
445 depends on (SPI_MASTER || I2C)
449 Enable support for the Freescale MC13783 and MC13892 PMICs.
450 This driver provides common support for accessing the device,
451 additional drivers must be enabled in order to use the
452 functionality of the device.
454 config MFD_MC13XXX_SPI
455 tristate "Freescale MC13783 and MC13892 SPI interface"
456 depends on SPI_MASTER
460 Select this if your MC13xxx is connected via an SPI bus.
462 config MFD_MC13XXX_I2C
463 tristate "Freescale MC13892 I2C interface"
468 Select this if your MC13xxx is connected via an I2C bus.
471 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
476 Select this option to enable support for Monolithic Power Systems
477 battery charger. This provides ADC, thermal and battery charger power
478 management functions.
481 tristate "Freescale i.MX23/i.MX28 LRADC"
482 depends on ARCH_MXS || COMPILE_TEST
486 Say yes here to build support for the Low Resolution
487 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
488 processors. This driver provides common support for accessing the
489 device, additional drivers must be enabled in order to use the
490 functionality of the device:
491 mxs-lradc-adc for ADC readings
492 mxs-lradc-ts for touchscreen support
494 This driver can also be built as a module. If so, the module will be
497 config MFD_MX25_TSADC
498 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
500 depends on (SOC_IMX25 && OF) || COMPILE_TEST
502 Enable support for the integrated Touchscreen and ADC unit of the
503 i.MX25 processors. They consist of a conversion queue for general
504 purpose ADC and a queue for Touchscreens.
506 config MFD_HI6421_PMIC
507 tristate "HiSilicon Hi6421 PMU/Codec IC"
512 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
513 functions, such as regulators, RTC, codec, Coulomb counter, etc.
514 This driver includes core APIs _only_. You have to select
515 individual components like voltage regulators under corresponding
516 menus in order to enable them.
517 We communicate with the Hi6421 via memory-mapped I/O.
519 config MFD_HI6421_SPMI
520 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
526 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
527 multi-functions, such as regulators, RTC, codec, Coulomb counter,
530 This driver includes core APIs _only_. You have to select
531 individual components like voltage regulators under corresponding
532 menus in order to enable them.
533 We communicate with the Hi6421v600 via a SPMI bus.
535 config MFD_HI655X_PMIC
536 tristate "HiSilicon Hi655X series PMU/Codec IC"
537 depends on ARCH_HISI || COMPILE_TEST
543 Select this option to enable Hisilicon hi655x series pmic driver.
545 config MFD_INTEL_QUARK_I2C_GPIO
546 tristate "Intel Quark MFD I2C GPIO"
549 depends on COMMON_CLK
552 This MFD provides support for I2C and GPIO that exist only
553 in a single PCI device. It splits the 2 IO devices to
554 their respective IO driver.
555 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
558 tristate "Intel ICH LPC"
563 The LPC bridge function of the Intel ICH provides support for
564 many functional units. This driver provides needed support for
565 other drivers to control these functions, currently GPIO and
569 tristate "Intel SCH LPC"
573 LPC bridge function of the Intel SCH provides support for
574 System Management Bus and General Purpose I/O.
576 config INTEL_SOC_PMIC
577 bool "Support for Crystal Cove PMIC"
578 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
579 depends on (X86 && ACPI) || COMPILE_TEST
580 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST
585 Select this option to enable support for Crystal Cove PMIC
586 on some Intel SoC systems. The PMIC provides ADC, GPIO,
587 thermal, charger and related power management functions
590 This option is a bool as it provides an ACPI OpRegion which must be
591 available before any devices using it are probed. This option also
592 causes the designware-i2c driver to be builtin for the same reason.
594 config INTEL_SOC_PMIC_BXTWC
595 tristate "Support for Intel Broxton Whiskey Cove PMIC"
596 depends on MFD_INTEL_PMC_BXT
600 Select this option to enable support for Whiskey Cove PMIC
601 on Intel Broxton systems. The PMIC provides ADC, GPIO,
602 thermal, charger and related power management functions
605 config INTEL_SOC_PMIC_CHTWC
606 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
607 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
608 depends on X86 || COMPILE_TEST
609 depends on I2C_DESIGNWARE_PLATFORM=y
614 Select this option to enable support for the Intel Cherry Trail
615 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
617 This option is a bool as it provides an ACPI OpRegion which must be
618 available before any devices using it are probed. This option also
619 causes the designware-i2c driver to be builtin for the same reason.
621 config INTEL_SOC_PMIC_CHTDC_TI
622 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
624 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
631 Select this option for supporting Dollar Cove (TI version) PMIC
632 device that is found on some Intel Cherry Trail systems.
634 This option is a bool as it provides an ACPI OpRegion which must be
635 available before any devices using it are probed. This option also
636 needs the designware-i2c driver to be builtin for the same reason.
638 config INTEL_SOC_PMIC_MRFLD
639 tristate "Support for Intel Merrifield Basin Cove PMIC"
646 Select this option for supporting Basin Cove PMIC device
647 that is found on Intel Merrifield systems.
649 config MFD_INTEL_LPSS
654 config MFD_INTEL_LPSS_ACPI
655 tristate "Intel Low Power Subsystem support in ACPI mode"
656 select MFD_INTEL_LPSS
657 depends on X86 && ACPI
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_LPSS_PCI
664 tristate "Intel Low Power Subsystem support in PCI mode"
665 select MFD_INTEL_LPSS
666 depends on X86 && PCI
668 This driver supports Intel Low Power Subsystem (LPSS) devices such as
669 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
672 config MFD_INTEL_PMC_BXT
673 tristate "Intel PMC Driver for Broxton"
675 depends on X86_PLATFORM_DEVICES
680 This driver provides support for the PMC (Power Management
681 Controller) on Intel Broxton and Apollo Lake. The PMC is a
682 multi-function device that exposes IPC, General Control
683 Register and P-unit access. In addition this creates devices
684 for iTCO watchdog and telemetry that are part of the PMC.
686 config MFD_IPAQ_MICRO
687 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
688 depends on SA1100_H3600
691 Select this to get support for the Microcontroller found in
692 the Compaq iPAQ handheld computers. This is an Atmel
693 AT90LS8535 microcontroller flashed with a special iPAQ
694 firmware using the custom protocol implemented in this driver.
697 tristate "Azoteq IQS620A/621/622/624/625 core support"
702 Say Y here if you want to build core support for the Azoteq IQS620A,
703 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
704 options must be selected to enable device-specific functions.
706 To compile this driver as a module, choose M here: the module will
709 config MFD_JANZ_CMODIO
710 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
714 This is the core driver for the Janz CMOD-IO PCI MODULbus
715 carrier board. This device is a PCI to MODULbus bridge which may
716 host many different types of MODULbus daughterboards, including
717 CAN and GPIO controllers.
720 tristate "Kontron module PLD device"
723 This is the core driver for the PLD (Programmable Logic Device) found
724 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
725 well as on some other Kontron products. The PLD device may provide
726 functions like watchdog, GPIO, UART and I2C bus.
728 This driver can also be built as a module. If so, the module
729 will be called kempld-core.
732 tristate "Marvell 88PM800"
738 This supports for Marvell 88PM800 Power Management IC.
739 This includes the I2C driver and the core APIs _only_, you have to
740 select individual components like voltage regulators, RTC and
741 battery-charger under the corresponding menus.
744 tristate "Marvell 88PM805"
750 This supports for Marvell 88PM805 Power Management IC. This includes
751 the I2C driver and the core APIs _only_, you have to select individual
752 components like codec device, headset/Mic device under the
756 bool "Marvell 88PM8606/88PM8607"
761 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
762 This includes the I2C driver and the core APIs _only_, you have to
763 select individual components like voltage regulators, RTC and
764 battery-charger under the corresponding menus.
767 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
774 Say yes here to add support for Maxim Semiconductor MAX14577 and
775 MAX77836 Micro-USB ICs with battery charger.
776 This driver provides common support for accessing the device;
777 additional drivers must be enabled in order to use the functionality
781 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
789 Say yes here to add support for Maxim Semiconductor MAX77620 and
790 MAX20024 which are Power Management IC with General purpose pins,
791 RTC, regulators, clock generator, watchdog etc. This driver
792 provides common support for accessing the device; additional drivers
793 must be enabled in order to use the functionality of the device.
796 tristate "Maxim MAX77650/77651 PMIC Support"
803 Say Y here to add support for Maxim Semiconductor MAX77650 and
804 MAX77651 Power Management ICs. This is the core multifunction
805 driver for interacting with the device. The module name is
806 'max77650'. Additional drivers can be enabled in order to use
807 the following functionalities of the device: GPIO, regulator,
811 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
819 Say yes here to add support for Maxim Semiconductor MAX77686 and
820 MAX77802 which are Power Management IC with an RTC on chip.
821 This driver provides common support for accessing the device;
822 additional drivers must be enabled in order to use the functionality
826 tristate "Maxim Semiconductor MAX77693 PMIC Support"
832 Say yes here to add support for Maxim Semiconductor MAX77693.
833 This is a companion Power Management IC with Flash, Haptic, Charger,
834 and MUIC(Micro USB Interface Controller) controls on chip.
835 This driver provides common support for accessing the device;
836 additional drivers must be enabled in order to use the functionality
840 tristate "Maxim Semiconductor MAX77714 PMIC Support"
846 Say yes here to add support for Maxim Semiconductor MAX77714.
847 This is a Power Management IC with 4 buck regulators, 9
848 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
849 provides common support for accessing the device; additional
850 drivers must be enabled in order to use each functionality of the
854 bool "Maxim Semiconductor MAX77843 PMIC Support"
860 Say yes here to add support for Maxim Semiconductor MAX77843.
861 This is companion Power Management IC with LEDs, Haptic, Charger,
862 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
863 This driver provides common support for accessing the device;
864 additional drivers must be enabled in order to use the functionality
868 tristate "Maxim Semiconductor MAX8907 PMIC Support"
874 Say yes here to add support for Maxim Semiconductor MAX8907. This is
875 a Power Management IC. This driver provides common support for
876 accessing the device; additional drivers must be enabled in order
877 to use the functionality of the device.
880 bool "Maxim Semiconductor MAX8925 PMIC Support"
884 Say yes here to add support for Maxim Semiconductor MAX8925. This is
885 a Power Management IC. This driver provides common support for
886 accessing the device, additional drivers must be enabled in order
887 to use the functionality of the device.
890 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
895 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
896 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
897 MUIC controls on chip.
898 This driver provides common support for accessing the device;
899 additional drivers must be enabled in order to use the functionality
903 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
908 Say yes here to add support for Maxim Semiconductor MAX8998 and
909 National Semiconductor LP3974. This is a Power Management IC.
910 This driver provides common support for accessing the device,
911 additional drivers must be enabled in order to use the functionality
915 tristate "Mediatek MT6360 SubPMIC"
922 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
923 PMU part includes Charger, Flashlight, RGB LED
924 PMIC part includes 2-channel BUCKs and 2-channel LDOs
925 LDO part includes 4-channel LDOs
928 tristate "MediaTek MT6370 SubPMIC"
934 Say Y here to enable MT6370 SubPMIC functional support.
935 It consists of a single cell battery charger with ADC monitoring, RGB
936 LEDs, dual channel flashlight, WLED backlight driver, display bias
937 voltage supply, one general purpose LDO, and the USB Type-C & PD
938 controller complies with the latest USB Type-C and PD standards.
940 This driver can also be built as a module. If so, the module
941 will be called "mt6370".
944 tristate "MediaTek MT6397 PMIC Support"
948 Say yes here to add support for MediaTek MT6397 PMIC. This is
949 a Power Management IC. This driver provides common support for
950 accessing the device; additional drivers must be enabled in order
951 to use the functionality of the device.
954 tristate "MEN 14F021P00 Board Management Controller Support"
958 Say yes here to add support for the MEN 14F021P00 BMC
959 which is a Board Management Controller connected to the I2C bus.
960 The device supports multiple sub-devices like LED, HWMON and WDT.
961 This driver provides common support for accessing the devices;
962 additional drivers must be enabled in order to use the
963 functionality of the BMC device.
965 This driver can also be built as a module. If so the module
966 will be called menf21bmc.
969 tristate "Microsemi Ocelot External Control Support"
970 depends on SPI_MASTER
974 Ocelot is a family of networking chips that support multiple ethernet
975 and fibre interfaces. In addition to networking, they contain several
976 other functions, including pinctrl, MDIO, and communication with
977 external chips. While some chips have an internal processor capable of
978 running an OS, others don't. All chips can be controlled externally
979 through different interfaces, including SPI, I2C, and PCIe.
981 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
982 VSC7513, VSC7514) controlled externally.
984 To compile this driver as a module, choose M here: the module will be
990 bool "Motorola EZXPCAP Support"
991 depends on SPI_MASTER
993 This enables the PCAP ASIC present on EZX Phones. This is
994 needed for MMC, TouchScreen, Sound, USB, etc..
997 tristate "Support for Motorola CPCAP"
1004 Say yes here if you want to include driver for CPCAP.
1005 It is used on many Motorola phones and tablets as a PMIC.
1006 At least Motorola Droid 4 is known to use CPCAP.
1008 config MFD_VIPERBOARD
1009 tristate "Nano River Technologies Viperboard"
1014 Say yes here if you want support for Nano River Technologies
1016 There are mfd cell drivers available for i2c master, adc and
1017 both gpios found on the board. The spi part does not yet
1019 You need to select the mfd cell drivers separately.
1020 The drivers do not support all features the board exposes.
1023 tristate "Netronix embedded controller (EC)"
1029 Say yes here if you want to support the embedded controller found in
1030 certain e-book readers designed by the original design manufacturer
1034 tristate "Nokia Retu and Tahvo multi-function device"
1039 Retu and Tahvo are a multi-function devices found on Nokia
1040 Internet Tablets (770, N800 and N810).
1043 tristate "NXP PCF50633"
1047 Say yes here if you have NXP PCF50633 chip on your board.
1048 This core driver provides register access and IRQ handling
1049 facilities, and registers devices for the various functions
1050 so that function-specific drivers can bind to them.
1053 tristate "NXP PCF50633 ADC"
1054 depends on MFD_PCF50633
1056 Say yes here if you want to include support for ADC in the
1059 config PCF50633_GPIO
1060 tristate "NXP PCF50633 GPIO"
1061 depends on MFD_PCF50633
1063 Say yes here if you want to include support GPIO for pins on
1067 tristate "Qualcomm PM8xxx PMIC chips driver"
1068 depends on (ARM || HEXAGON || COMPILE_TEST)
1069 select IRQ_DOMAIN_HIERARCHY
1073 If you say yes to this option, support will be included for the
1074 built-in PM8xxx PMIC chips.
1076 This is required if your board has a PM8xxx and uses its features,
1077 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1079 Say M here if you want to include support for PM8xxx chips as a
1080 module. This will build a module called "pm8xxx-core".
1083 tristate "Qualcomm Resource Power Manager (RPM)"
1084 depends on ARCH_QCOM && OF
1086 If you say yes to this option, support will be included for the
1087 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1090 This is required to access many regulators, clocks and bus
1091 frequencies controlled by the RPM on these devices.
1093 Say M here if you want to include support for the Qualcomm RPM as a
1094 module. This will build a module called "qcom_rpm".
1096 config MFD_SPMI_PMIC
1097 tristate "Qualcomm SPMI PMICs"
1098 depends on ARCH_QCOM || COMPILE_TEST
1103 This enables support for the Qualcomm SPMI PMICs.
1104 These PMICs are currently used with the Snapdragon 800 series of
1105 SoCs. Note, that this will only be useful paired with descriptions
1106 of the independent functions as children nodes in the device tree.
1108 Say M here if you want to include support for the SPMI PMIC
1109 series as a module. The module will be called "qcom-spmi-pmic".
1112 tristate "Silergy SY7636A voltage regulator"
1114 select MFD_SIMPLE_MFD_I2C
1116 Enable support for Silergy SY7636A voltage regulator.
1118 To enable support for building sub-devices as modules,
1122 tristate "RDC R-321x southbridge"
1126 Say yes here if you want to have support for the RDC R-321x SoC
1127 southbridge which provides access to GPIOs and Watchdog using the
1128 southbridge PCI device configuration space.
1131 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1136 This enables support for the Richtek RT4831 that includes 4 channel
1137 WLED driving and Display Bias Voltage. It's commonly used to provide
1138 power to the LCD display and LCD backlight.
1141 tristate "Richtek RT5033 Power Management IC"
1147 This driver provides for the Richtek RT5033 Power Management IC,
1148 which includes the I2C driver and the Core APIs. This driver provides
1149 common support for accessing the device. The device supports multiple
1150 sub-devices like charger, fuel gauge, flash LED, current source,
1154 tristate "Richtek RT5120 Power Management IC"
1160 The enables support for Richtek RT5120 PMIC. It includes four high
1161 efficiency buck converters and one LDO voltage regulator. The device
1162 is targeted at providing the CPU voltage, memory, I/O and peripheral
1163 power rails in home entertainment devices.
1166 bool "Ricoh RC5T583 Power Management system device"
1171 Select this option to get support for the RICOH583 Power
1172 Management system device.
1173 This driver provides common support for accessing the device
1174 through i2c interface. The device supports multiple sub-devices
1175 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1176 Additional drivers must be enabled in order to use the
1177 different functionality of the device.
1180 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1181 depends on I2C && OF
1186 If you say yes here you get support for the RK805, RK808, RK809,
1187 RK817 and RK818 Power Management chips.
1188 This driver provides common support for accessing the device
1189 through I2C interface. The device supports multiple sub-devices
1190 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1193 tristate "Ricoh RN5T567/618 PMIC"
1200 Say yes here to add support for the Ricoh RN5T567,
1201 RN5T618, RC5T619 PMIC.
1202 This driver provides common support for accessing the device,
1203 additional drivers must be enabled in order to use the
1204 functionality of the device.
1207 tristate "Samsung Electronics PMIC Series Support"
1214 Support for the Samsung Electronics PMIC devices coming
1215 usually along with Samsung Exynos SoC chipset.
1216 This driver provides common support for accessing the device,
1217 additional drivers must be enabled in order to use the functionality
1220 To compile this driver as a module, choose M here: the
1221 module will be called sec-core.
1222 Have in mind that important core drivers (like regulators) depend
1223 on this driver so building this as a module might require proper
1224 initial ramdisk or might not boot up as well in certain scenarios.
1226 config MFD_SI476X_CORE
1227 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1232 This is the core driver for the SI476x series of AM/FM
1233 radio. This MFD driver connects the radio-si476x V4L2 module
1234 and the si476x audio codec.
1236 To compile this driver as a module, choose M here: the
1237 module will be called si476x-core.
1239 config MFD_SIMPLE_MFD_I2C
1245 This driver creates a single register map with the intention for it
1246 to be shared by all sub-devices.
1248 Once the register map has been successfully initialised, any
1249 sub-devices represented by child nodes in Device Tree will be
1250 subsequently registered.
1253 tristate "Kontron sl28cpld Board Management Controller"
1255 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1256 select MFD_SIMPLE_MFD_I2C
1258 Say yes here to enable support for the Kontron sl28cpld board
1259 management controller.
1261 It can be found on the following boards:
1265 tristate "Silicon Motion SM501"
1268 This is the core driver for the Silicon Motion SM501 multimedia
1269 companion chip. This device is a multifunction device which may
1270 provide numerous interfaces including USB host controller, USB gadget,
1271 asynchronous serial ports, audio functions, and a dual display video
1272 interface. The device may be connected by PCI or local bus with
1273 varying functions enabled.
1275 config MFD_SM501_GPIO
1276 bool "Export GPIO via GPIO layer"
1277 depends on MFD_SM501 && GPIOLIB
1279 This option uses the gpio library layer to export the 64 GPIO
1280 lines on the SM501. The platform data is used to supply the
1281 base number for the first GPIO line to register.
1284 tristate "Skyworks Solutions SKY81452"
1289 This is the core driver for the Skyworks SKY81452 backlight and
1290 voltage regulator device.
1292 This driver can also be built as a module. If so, the module
1293 will be called sky81452.
1295 config MFD_SC27XX_PMIC
1296 tristate "Spreadtrum SC27xx PMICs"
1297 depends on ARCH_SPRD || COMPILE_TEST
1298 depends on SPI_MASTER
1303 This enables support for the Spreadtrum SC27xx PMICs with SPI
1304 interface. The SC27xx series PMICs integrate power management,
1305 audio codec, battery management and user interface support
1306 function (such as RTC, Typec, indicator and so on) in a single chip.
1308 This driver provides common support for accessing the SC27xx PMICs,
1309 and it also adds the irq_chip parts for handling the PMIC chip events.
1312 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1313 depends on ARCH_U8500 || COMPILE_TEST
1314 default y if ARCH_U8500
1316 Say yes here if you have the ABX500 Mixed Signal IC family
1317 chips. This core driver expose register access functions.
1318 Functionality specific drivers using these functions can
1319 remain unchanged when IC changes. Binding of the functions to
1320 actual register access is done by the IC core driver.
1323 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1324 depends on ABX500_CORE && MFD_DB8500_PRCMU
1329 Select this option to enable access to AB8500 power management
1330 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1331 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1332 the irq_chip parts for handling the Mixed Signal chip events.
1333 This chip embeds various other multimedia functionalities as well.
1335 config MFD_DB8500_PRCMU
1336 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1337 depends on UX500_SOC_DB8500
1340 Select this option to enable support for the DB8500 Power Reset
1341 and Control Management Unit. This is basically an autonomous
1342 system controller running an XP70 microprocessor, which is accessed
1343 through a register map.
1346 bool "STMicroelectronics STMPE"
1347 depends on (I2C=y || SPI_MASTER=y)
1351 Support for the STMPE family of I/O Expanders from
1354 Currently supported devices are:
1356 STMPE811: GPIO, Touchscreen, ADC
1357 STMPE1601: GPIO, Keypad
1358 STMPE1801: GPIO, Keypad
1359 STMPE2401: GPIO, Keypad
1360 STMPE2403: GPIO, Keypad
1362 This driver provides common support for accessing the device,
1363 additional drivers must be enabled in order to use the functionality
1364 of the device. Currently available sub drivers are:
1367 Keypad: stmpe-keypad
1368 Touchscreen: stmpe-ts
1371 menu "STMicroelectronics STMPE Interface Drivers"
1372 depends on MFD_STMPE
1375 bool "STMicroelectronics STMPE I2C Interface"
1379 This is used to enable I2C interface of STMPE
1382 bool "STMicroelectronics STMPE SPI Interface"
1383 depends on SPI_MASTER
1385 This is used to enable SPI interface of STMPE
1389 bool "STMicroelectronics STA2X11"
1394 config MFD_SUN6I_PRCM
1395 bool "Allwinner A31/A23/A33 PRCM controller"
1396 depends on ARCH_SUNXI || COMPILE_TEST
1399 Support for the PRCM (Power/Reset/Clock Management) unit available
1400 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1401 hardware, but they do not use this driver.
1404 bool "System Controller Register R/W Based on Regmap"
1407 Select this option to enable accessing system control registers
1410 config MFD_TI_AM335X_TSCADC
1411 tristate "TI ADC / Touch Screen chip support"
1416 If you say yes here you get support for Texas Instruments series
1417 of Touch Screen /ADC chips.
1418 To compile this driver as a module, choose M here: the
1419 module will be called ti_am335x_tscadc.
1422 tristate "TI/National Semiconductor LP3943 MFD Driver"
1427 Support for the TI/National Semiconductor LP3943.
1428 This driver consists of GPIO and PWM drivers.
1429 With these functionalities, it can be used for LED string control or
1430 general usage such like a GPIO controller and a PWM controller.
1433 bool "TI LP8788 Power Management Unit Driver"
1439 TI LP8788 PMU supports regulators, battery charger, RTC,
1440 ADC, backlight driver and current sinks.
1443 tristate "TI Lighting Management Unit driver"
1448 Say yes here to enable support for TI LMU chips.
1449 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1450 LM36274. It consists of backlight, LED and regulator driver.
1451 It provides consistent device controls for lighting functions.
1453 config MFD_OMAP_USB_HOST
1454 bool "TI OMAP USBHS core and TLL driver"
1455 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1456 depends on COMMON_CLK
1459 This is the core driver for the OAMP EHCI and OHCI drivers.
1460 This MFD driver does the required setup functionalities for
1461 OMAP USB Host drivers.
1464 tristate "TI Palmas series chips"
1470 If you say yes here you get support for the Palmas
1471 series of PMIC chips from Texas Instruments.
1474 tristate "TI TPS61050/61052 Boost Converters"
1479 select REGULATOR_FIXED_VOLTAGE
1481 This option enables a driver for the TP61050/TPS61052
1482 high-power "white LED driver". This boost converter is
1483 sometimes used for other things than white LEDs, and
1484 also contains a GPIO pin.
1487 tristate "TI TPS6501x Power Management chips"
1488 depends on I2C && GPIOLIB
1489 default MACH_OMAP_OSK
1491 If you say yes here you get support for the TPS6501x series of
1492 Power Management chips. These include voltage regulators,
1493 lithium ion/polymer battery charging, and other features that
1494 are often used in portable devices like cell phones and cameras.
1496 This driver can also be built as a module. If so, the module
1497 will be called tps65010.
1500 tristate "TI TPS6507x Power Management / Touch Screen chips"
1504 If you say yes here you get support for the TPS6507x series of
1505 Power Management / Touch Screen chips. These include voltage
1506 regulators, lithium ion/polymer battery charging, touch screen
1507 and other features that are often used in portable devices.
1508 This driver can also be built as a module. If so, the module
1509 will be called tps6507x.
1512 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1519 If you say yes here you get support for the TPS65086 series of
1520 Power Management chips.
1521 This driver provides common support for accessing the device,
1522 additional drivers must be enabled in order to use the
1523 functionality of the device.
1525 config TPS65911_COMPARATOR
1529 bool "TI TPS65090 Power Management chips"
1535 If you say yes here you get support for the TPS65090 series of
1536 Power Management chips.
1537 This driver provides common support for accessing the device,
1538 additional drivers must be enabled in order to use the
1539 functionality of the device.
1542 tristate "TI TPS65217 Power Management / White LED chips"
1543 depends on I2C && OF
1548 If you say yes here you get support for the TPS65217 series of
1549 Power Management / White LED chips.
1550 These include voltage regulators, lithium ion/polymer battery
1551 charger, wled and other features that are often used in portable
1554 This driver can also be built as a module. If so, the module
1555 will be called tps65217.
1557 config MFD_TI_LP873X
1558 tristate "TI LP873X Power Management IC"
1563 If you say yes here then you get support for the LP873X series of
1564 Power Management Integrated Circuits (PMIC).
1565 These include voltage regulators, thermal protection, configurable
1566 General Purpose Outputs (GPO) that are used in portable devices.
1568 This driver can also be built as a module. If so, the module
1569 will be called lp873x.
1571 config MFD_TI_LP87565
1572 tristate "TI LP87565 Power Management IC"
1573 depends on I2C && OF
1577 If you say yes here then you get support for the LP87565 series of
1578 Power Management Integrated Circuits (PMIC).
1579 These include voltage regulators, thermal protection, configurable
1580 General Purpose Outputs (GPO) that are used in portable devices.
1582 This driver can also be built as a module. If so, the module
1583 will be called lp87565.
1586 tristate "TI TPS65218 Power Management chips"
1587 depends on I2C && OF
1592 If you say yes here you get support for the TPS65218 series of
1593 Power Management chips.
1594 These include voltage regulators, gpio and other features
1595 that are often used in portable devices.
1597 This driver can also be built as a module. If so, the module
1598 will be called tps65218.
1601 tristate "TI TPS65219 Power Management IC"
1602 depends on I2C && OF
1607 If you say yes here you get support for the TPS65219 series of Power
1608 Management ICs. These include voltage regulators, GPIOs and
1609 push/power button that is often used in portable devices.
1611 This driver can also be built as a module. If so, the module
1612 will be called tps65219.
1615 bool "TI TPS6586x Power Management chips"
1620 If you say yes here you get support for the TPS6586X series of
1621 Power Management chips.
1622 This driver provides common support for accessing the device,
1623 additional drivers must be enabled in order to use the
1624 functionality of the device.
1626 This driver can also be built as a module. If so, the module
1627 will be called tps6586x.
1630 bool "TI TPS65910 Power Management chip"
1632 depends on GPIOLIB || COMPILE_TEST
1638 if you say yes here you get support for the TPS65910 series of
1639 Power Management chips.
1647 config MFD_TPS65912_I2C
1648 tristate "TI TPS65912 Power Management chip with I2C"
1653 If you say yes here you get support for the TPS65912 series of
1654 PM chips with I2C interface.
1656 config MFD_TPS65912_SPI
1657 tristate "TI TPS65912 Power Management chip with SPI"
1660 depends on SPI_MASTER
1662 If you say yes here you get support for the TPS65912 series of
1663 PM chips with SPI interface.
1666 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1671 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1672 This core driver provides register access and IRQ handling
1673 facilities, and registers devices for the various functions
1674 so that function-specific drivers can bind to them.
1676 These multi-function chips are found on many OMAP2 and OMAP3
1677 boards, providing power management, RTC, GPIO, keypad, a
1678 high speed USB OTG transceiver, an audio codec (on most
1679 versions) and many other features.
1681 config TWL4030_POWER
1682 bool "TI TWL4030 power resources"
1683 depends on TWL4030_CORE && ARM
1685 Say yes here if you want to use the power resources on the
1686 TWL4030 family chips. Most of these resources are regulators,
1687 which have a separate driver; some are control signals, such
1688 as clock request handshaking.
1690 This driver uses board-specific data to initialize the resources
1691 and load scripts controlling which resources are switched off/on
1692 or reset when a sleep, wakeup or warm reset event occurs.
1694 config MFD_TWL4030_AUDIO
1695 bool "TI TWL4030 Audio"
1696 depends on TWL4030_CORE
1701 bool "TI TWL6040 audio codec"
1708 Say yes here if you want support for Texas Instruments TWL6040 audio
1710 This driver provides common support for accessing the device,
1711 additional drivers must be enabled in order to use the
1712 functionality of the device (audio, vibra).
1715 bool "TI TWL92330/Menelaus PM chip"
1716 depends on I2C=y && ARCH_OMAP2
1718 If you say yes here you get support for the Texas Instruments
1719 TWL92330/Menelaus Power Management chip. This include voltage
1720 regulators, Dual slot memory card transceivers, real-time clock
1721 and other features that are often used in portable devices like
1722 cell phones and PDAs.
1724 config MFD_WL1273_CORE
1725 tristate "TI WL1273 FM radio"
1730 This is the core driver for the TI WL1273 FM radio. This MFD
1731 driver connects the radio-wl1273 V4L2 module and the wl1273
1735 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1740 Say yes here to enable support for National Semiconductor / TI
1741 LM3533 Lighting Power chips.
1743 This driver provides common support for accessing the device;
1744 additional drivers must be enabled in order to use the LED,
1745 backlight or ambient-light-sensor functionality of the device.
1747 config MFD_TIMBERDALE
1748 tristate "Timberdale FPGA"
1750 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1752 This is the core driver for the timberdale FPGA. This device is a
1753 multifunction device which exposes numerous platform devices.
1755 The timberdale FPGA can be found on the Intel Atom development board
1756 for in-vehicle infontainment, called Russellville.
1759 bool "Toshiba TC35892 and variants"
1764 Support for the Toshiba TC35892 and variants I/O Expander.
1766 This driver provides common support for accessing the device,
1767 additional drivers must be enabled in order to use the
1768 functionality of the device.
1771 tristate "TQ-Systems IO controller TQMX86"
1774 Say yes here to enable support for various functions of the
1775 TQ-Systems IO controller and watchdog device, found on their
1776 ComExpress CPU modules.
1779 tristate "VIA VX855/VX875 integrated south bridge"
1783 Say yes here to enable support for various functions of the
1784 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1785 and/or vx855_gpio drivers for this to do anything useful.
1787 config MFD_LOCHNAGAR
1788 bool "Cirrus Logic Lochnagar Audio Development Board"
1791 depends on I2C=y && OF
1793 Support for Cirrus Logic Lochnagar audio development board.
1801 config MFD_ARIZONA_I2C
1802 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1807 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1808 audio SoC core functionality controlled via I2C.
1810 config MFD_ARIZONA_SPI
1811 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1814 depends on SPI_MASTER
1816 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1817 audio SoC core functionality controlled via SPI.
1820 bool "Cirrus Logic CS47L24 and WM1831"
1821 depends on MFD_ARIZONA
1823 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1826 bool "Wolfson Microelectronics WM5102"
1827 depends on MFD_ARIZONA
1829 Support for Wolfson Microelectronics WM5102 low power audio SoC
1832 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1833 depends on MFD_ARIZONA
1835 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1839 bool "Wolfson Microelectronics WM8997"
1840 depends on MFD_ARIZONA
1842 Support for Wolfson Microelectronics WM8997 low power audio SoC
1845 bool "Wolfson Microelectronics WM8998"
1846 depends on MFD_ARIZONA
1848 Support for Wolfson Microelectronics WM8998 low power audio SoC
1851 bool "Wolfson Microelectronics WM8400"
1856 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1857 CODEC. This driver provides common support for accessing
1858 the device, additional drivers must be enabled in order to use
1859 the functionality of the device.
1864 config MFD_WM831X_I2C
1865 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1872 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1873 when controlled using I2C. 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.
1877 config MFD_WM831X_SPI
1878 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1883 depends on SPI_MASTER
1885 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1886 when controlled using SPI. This driver provides common support
1887 for accessing the device, additional drivers must be enabled in
1888 order to use the functionality of the device.
1893 config MFD_WM8350_I2C
1894 bool "Wolfson Microelectronics WM8350 with I2C"
1899 The WM8350 is an integrated audio and power management
1900 subsystem with watchdog and RTC functionality for embedded
1901 systems. This option enables core support for the WM8350 with
1902 I2C as the control interface. Additional options must be
1903 selected to enable support for the functionality of the chip.
1906 tristate "Wolfson Microelectronics WM8994"
1912 The WM8994 is a highly integrated hi-fi CODEC designed for
1913 smartphone applications. As well as audio functionality it
1914 has on board GPIO and regulator functionality which is
1915 supported via the relevant subsystems. This driver provides
1916 core support for the WM8994, in order to use the actual
1917 functionality of the device other drivers must be enabled.
1920 tristate "Wolfson Microelectronics WM97xx"
1923 select AC97_BUS_COMPAT
1924 depends on AC97_BUS_NEW
1926 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1927 designed for smartphone applications. As well as audio functionality
1928 it has on board GPIO and a touchscreen functionality which is
1929 supported via the relevant subsystems. This driver provides core
1930 support for the WM97xx, in order to use the actual functionality of
1931 the device other drivers must be enabled.
1934 tristate "Support for ST Microelectronics STw481x"
1935 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1939 Select this option to enable the STw481x chip driver used
1940 in various ST Microelectronics and ST-Ericsson embedded
1943 config MFD_ROHM_BD718XX
1944 tristate "ROHM BD71837 Power Management IC"
1951 Select this option to get support for the ROHM BD71837
1952 Power Management ICs. BD71837 is designed to power processors like
1953 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1954 and emergency shut down as well as 32,768KHz clock output.
1956 config MFD_ROHM_BD71828
1957 tristate "ROHM BD71828 and BD71815 Power Management IC"
1964 Select this option to get support for the ROHM BD71828 and BD71815
1965 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1966 management ICs mainly for battery-powered portable devices.
1967 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1968 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1969 also a single-cell linear charger, a Coulomb counter, a real-time
1970 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1972 config MFD_ROHM_BD957XMUF
1973 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
1980 Select this option to get support for the ROHM BD9576MUF and
1981 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
1982 designed to be used to power R-Car series processors.
1984 config MFD_STM32_LPTIMER
1985 tristate "Support for STM32 Low-Power Timer"
1986 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1991 Select this option to enable STM32 Low-Power Timer driver
1992 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1993 resources are also dealt with here.
1995 To compile this driver as a module, choose M here: the
1996 module will be called stm32-lptimer.
1998 config MFD_STM32_TIMERS
1999 tristate "Support for STM32 Timers"
2000 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2005 Select this option to enable STM32 timers driver used
2006 for PWM and IIO Timer. This driver allow to share the
2007 registers between the others drivers.
2010 tristate "Support for STPMIC1 PMIC"
2011 depends on (I2C=y && OF)
2016 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2017 key, watchdog and regulator functionalities which are supported via
2018 the relevant subsystems. This driver provides core support for the
2019 STPMIC1. In order to use the actual functionality of the device other
2020 drivers must be enabled.
2022 To compile this driver as a module, choose M here: the
2023 module will be called stpmic1.
2026 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2032 Support for the STMicroelectronics Multi-Function eXpander.
2034 This driver provides common support for accessing the device,
2035 additional drivers must be enabled in order to use the functionality
2039 tristate "Support for WCD9340/WCD9341 Codec"
2042 select REGMAP_SLIMBUS
2046 Support for the Qualcomm WCD9340/WCD9341 Codec.
2047 This driver provides common support WCD934x audio codec and its
2048 associated Pin Controller, Soundwire Controller and Audio codec.
2056 config MFD_ATC260X_I2C
2057 tristate "Actions Semi ATC260x PMICs with I2C"
2062 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2064 This driver provides common support for accessing the ATC2603C
2065 and ATC2609A chip variants, additional drivers must be enabled
2066 in order to use the functionality of the device.
2068 config MFD_KHADAS_MCU
2069 tristate "Support for Khadas System control Microcontroller"
2071 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2075 Support for the Khadas System control Microcontroller interface
2076 present on their VIM and Edge boards.
2078 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2081 It provides multiple boot control features like password check,
2082 power-on options, power-off control and system FAN control on recent
2085 This driver provides common support for accessing the device,
2086 additional drivers must be enabled in order to use the functionality
2089 config MFD_ACER_A500_EC
2090 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2092 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2096 Support for Embedded Controller found on Acer Iconia Tab A500.
2097 The controller itself is ENE KB930, it is running firmware
2098 customized for the specific needs of the Acer A500 hardware.
2100 config MFD_QCOM_PM8008
2101 tristate "QCOM PM8008 Power Management IC"
2102 depends on I2C && OF
2106 Select this option to get support for the Qualcomm Technologies, Inc.
2107 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2108 all the necessary power management, housekeeping, and interface
2109 support functions into a single IC. This driver provides common
2110 support for accessing the device by instantiating all the child nodes
2111 under it in the device tree. Additional drivers must be enabled in
2112 order to use the functionality of the device.
2114 menu "Multimedia Capabilities Port drivers"
2115 depends on ARCH_SA1100
2122 tristate "Support SA11x0 MCP interface"
2123 depends on ARCH_SA1100
2128 tristate "Support for UCB1200 / UCB1300"
2129 depends on MCP_SA11X0
2132 config MCP_UCB1200_TS
2133 tristate "Touchscreen interface support"
2134 depends on MCP_UCB1200 && INPUT
2138 config MFD_VEXPRESS_SYSREG
2139 tristate "Versatile Express System Registers"
2140 depends on VEXPRESS_CONFIG && GPIOLIB
2142 select GPIO_GENERIC_PLATFORM
2146 System Registers are the platform configuration block
2147 on the ARM Ltd. Versatile Express board.
2150 tristate "RAVE SP MCU core driver"
2151 depends on SERIAL_DEV_BUS
2154 Select this to get support for the Supervisory Processor
2155 device found on several devices in RAVE line of hardware.
2158 bool "SGI IOC3 core driver"
2159 depends on PCI && MIPS && 64BIT
2162 This option enables basic support for the SGI IOC3-based
2163 controller cards. This option does not enable any specific
2164 functions on such a card, but provides necessary infrastructure
2165 for other drivers to utilize.
2167 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2168 then say Y. Otherwise say N.
2170 config MFD_INTEL_M10_BMC_CORE
2176 config MFD_INTEL_M10_BMC_SPI
2177 tristate "Intel MAX 10 Board Management Controller with SPI"
2178 depends on SPI_MASTER
2179 select MFD_INTEL_M10_BMC_CORE
2180 select REGMAP_SPI_AVMM
2182 Support for the Intel MAX 10 board management controller using the
2185 This driver provides common support for accessing the device,
2186 additional drivers must be enabled in order to use the functionality
2189 config MFD_INTEL_M10_BMC_PMCI
2190 tristate "Intel MAX 10 Board Management Controller with PMCI"
2192 select MFD_INTEL_M10_BMC_CORE
2195 Support for the Intel MAX 10 board management controller via PMCI.
2197 This driver provides common support for accessing the device,
2198 additional drivers must be enabled in order to use the functionality
2202 tristate "Renesas Synchronization Management Unit with I2C"
2203 depends on I2C && OF
2207 Support for the Renesas Synchronization Management Unit, such as
2208 Clockmatrix and 82P33XXX series. This option supports I2C as
2209 the control interface.
2211 This driver provides common support for accessing the device.
2212 Additional drivers must be enabled in order to use the functionality
2216 tristate "Renesas Synchronization Management Unit with SPI"
2217 depends on SPI && OF
2221 Support for the Renesas Synchronization Management Unit, such as
2222 Clockmatrix and 82P33XXX series. This option supports SPI as
2223 the control interface.
2225 This driver provides common support for accessing the device.
2226 Additional drivers must be enabled in order to use the functionality