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 ADP5520 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
420 Audio Subsystem present on some of Samsung Exynos
421 SoCs (e.g. Exynos5433).
422 Choose Y here only if you build for such Samsung SoC.
424 config MFD_GATEWORKS_GSC
425 tristate "Gateworks System Controller"
426 depends on (I2C && OF)
431 Enable support for the Gateworks System Controller (GSC) found
432 on Gateworks Single Board Computers supporting system functions
433 such as push-button monitor, multiple ADC's for voltage and
434 temperature monitoring, fan controller and watchdog monitor.
435 This driver provides common support for accessing the device.
436 Additional drivers must be enabled in order to use the
437 functionality of the device.
441 depends on (SPI_MASTER || I2C)
445 Enable support for the Freescale MC13783 and MC13892 PMICs.
446 This driver provides common support for accessing the device,
447 additional drivers must be enabled in order to use the
448 functionality of the device.
450 config MFD_MC13XXX_SPI
451 tristate "Freescale MC13783 and MC13892 SPI interface"
452 depends on SPI_MASTER
456 Select this if your MC13xxx is connected via an SPI bus.
458 config MFD_MC13XXX_I2C
459 tristate "Freescale MC13892 I2C interface"
464 Select this if your MC13xxx is connected via an I2C bus.
467 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
472 Select this option to enable support for Monolithic Power Systems
473 battery charger. This provides ADC, thermal and battery charger power
474 management functions.
477 tristate "Freescale i.MX23/i.MX28 LRADC"
478 depends on ARCH_MXS || COMPILE_TEST
482 Say yes here to build support for the Low Resolution
483 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
484 processors. This driver provides common support for accessing the
485 device, additional drivers must be enabled in order to use the
486 functionality of the device:
487 mxs-lradc-adc for ADC readings
488 mxs-lradc-ts for touchscreen support
490 This driver can also be built as a module. If so, the module will be
493 config MFD_MX25_TSADC
494 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
496 depends on (SOC_IMX25 && OF) || COMPILE_TEST
498 Enable support for the integrated Touchscreen and ADC unit of the
499 i.MX25 processors. They consist of a conversion queue for general
500 purpose ADC and a queue for Touchscreens.
502 config MFD_HI6421_PMIC
503 tristate "HiSilicon Hi6421 PMU/Codec IC"
508 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
509 functions, such as regulators, RTC, codec, Coulomb counter, etc.
510 This driver includes core APIs _only_. You have to select
511 individual components like voltage regulators under corresponding
512 menus in order to enable them.
513 We communicate with the Hi6421 via memory-mapped I/O.
515 config MFD_HI6421_SPMI
516 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
522 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
523 multi-functions, such as regulators, RTC, codec, Coulomb counter,
526 This driver includes core APIs _only_. You have to select
527 individual components like voltage regulators under corresponding
528 menus in order to enable them.
529 We communicate with the Hi6421v600 via a SPMI bus.
531 config MFD_HI655X_PMIC
532 tristate "HiSilicon Hi655X series PMU/Codec IC"
533 depends on ARCH_HISI || COMPILE_TEST
539 Select this option to enable Hisilicon hi655x series pmic driver.
542 tristate "HTC PASIC3 LED/DS1WM chip support"
545 This core driver provides register access for the LED/DS1WM
546 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
547 HTC Magician devices, respectively. Actual functionality is
548 handled by the leds-pasic3 and ds1wm drivers.
551 bool "HTC I2C PLD chip support"
552 depends on I2C=y && GPIOLIB
554 If you say yes here you get support for the supposed CPLD
555 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
556 This device provides input and output GPIOs through an I2C
557 interface to one or more sub-chips.
559 config MFD_INTEL_QUARK_I2C_GPIO
560 tristate "Intel Quark MFD I2C GPIO"
563 depends on COMMON_CLK
566 This MFD provides support for I2C and GPIO that exist only
567 in a single PCI device. It splits the 2 IO devices to
568 their respective IO driver.
569 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
572 tristate "Intel ICH LPC"
577 The LPC bridge function of the Intel ICH provides support for
578 many functional units. This driver provides needed support for
579 other drivers to control these functions, currently GPIO and
583 tristate "Intel SCH LPC"
587 LPC bridge function of the Intel SCH provides support for
588 System Management Bus and General Purpose I/O.
590 config INTEL_SOC_PMIC
591 bool "Support for Crystal Cove PMIC"
592 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
593 depends on X86 || COMPILE_TEST
594 depends on I2C_DESIGNWARE_PLATFORM=y
599 Select this option to enable support for Crystal Cove PMIC
600 on some Intel SoC systems. The PMIC provides ADC, GPIO,
601 thermal, charger and related power management functions
604 This option is a bool as it provides an ACPI OpRegion which must be
605 available before any devices using it are probed. This option also
606 causes the designware-i2c driver to be builtin for the same reason.
608 config INTEL_SOC_PMIC_BXTWC
609 tristate "Support for Intel Broxton Whiskey Cove PMIC"
610 depends on MFD_INTEL_PMC_BXT
614 Select this option to enable support for Whiskey Cove PMIC
615 on Intel Broxton systems. The PMIC provides ADC, GPIO,
616 thermal, charger and related power management functions
619 config INTEL_SOC_PMIC_CHTWC
620 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
621 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
622 depends on X86 || COMPILE_TEST
623 depends on I2C_DESIGNWARE_PLATFORM=y
628 Select this option to enable support for the Intel Cherry Trail
629 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
631 This option is a bool as it provides an ACPI OpRegion which must be
632 available before any devices using it are probed. This option also
633 causes the designware-i2c driver to be builtin for the same reason.
635 config INTEL_SOC_PMIC_CHTDC_TI
636 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
638 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
645 Select this option for supporting Dollar Cove (TI version) PMIC
646 device that is found on some Intel Cherry Trail systems.
648 This option is a bool as it provides an ACPI OpRegion which must be
649 available before any devices using it are probed. This option also
650 needs the designware-i2c driver to be builtin for the same reason.
652 config INTEL_SOC_PMIC_MRFLD
653 tristate "Support for Intel Merrifield Basin Cove PMIC"
660 Select this option for supporting Basin Cove PMIC device
661 that is found on Intel Merrifield systems.
663 config MFD_INTEL_LPSS
668 config MFD_INTEL_LPSS_ACPI
669 tristate "Intel Low Power Subsystem support in ACPI mode"
670 select MFD_INTEL_LPSS
671 depends on X86 && ACPI
673 This driver supports Intel Low Power Subsystem (LPSS) devices such as
674 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
677 config MFD_INTEL_LPSS_PCI
678 tristate "Intel Low Power Subsystem support in PCI mode"
679 select MFD_INTEL_LPSS
680 depends on X86 && PCI
682 This driver supports Intel Low Power Subsystem (LPSS) devices such as
683 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
686 config MFD_INTEL_PMC_BXT
687 tristate "Intel PMC Driver for Broxton"
689 depends on X86_PLATFORM_DEVICES
694 This driver provides support for the PMC (Power Management
695 Controller) on Intel Broxton and Apollo Lake. The PMC is a
696 multi-function device that exposes IPC, General Control
697 Register and P-unit access. In addition this creates devices
698 for iTCO watchdog and telemetry that are part of the PMC.
700 config MFD_IPAQ_MICRO
701 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
702 depends on SA1100_H3100 || SA1100_H3600
705 Select this to get support for the Microcontroller found in
706 the Compaq iPAQ handheld computers. This is an Atmel
707 AT90LS8535 microcontroller flashed with a special iPAQ
708 firmware using the custom protocol implemented in this driver.
711 tristate "Azoteq IQS620A/621/622/624/625 core support"
716 Say Y here if you want to build core support for the Azoteq IQS620A,
717 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
718 options must be selected to enable device-specific functions.
720 To compile this driver as a module, choose M here: the module will
723 config MFD_JANZ_CMODIO
724 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
728 This is the core driver for the Janz CMOD-IO PCI MODULbus
729 carrier board. This device is a PCI to MODULbus bridge which may
730 host many different types of MODULbus daughterboards, including
731 CAN and GPIO controllers.
734 tristate "Kontron module PLD device"
737 This is the core driver for the PLD (Programmable Logic Device) found
738 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
739 well as on some other Kontron products. The PLD device may provide
740 functions like watchdog, GPIO, UART and I2C bus.
742 This driver can also be built as a module. If so, the module
743 will be called kempld-core.
746 tristate "Marvell 88PM800"
752 This supports for Marvell 88PM800 Power Management IC.
753 This includes the I2C driver and the core APIs _only_, you have to
754 select individual components like voltage regulators, RTC and
755 battery-charger under the corresponding menus.
758 tristate "Marvell 88PM805"
764 This supports for Marvell 88PM805 Power Management IC. This includes
765 the I2C driver and the core APIs _only_, you have to select individual
766 components like codec device, headset/Mic device under the
770 bool "Marvell 88PM8606/88PM8607"
775 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
776 This includes the I2C driver and the core APIs _only_, you have to
777 select individual components like voltage regulators, RTC and
778 battery-charger under the corresponding menus.
781 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
788 Say yes here to add support for Maxim Semiconductor MAX14577 and
789 MAX77836 Micro-USB ICs with battery charger.
790 This driver provides common support for accessing the device;
791 additional drivers must be enabled in order to use the functionality
795 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
797 depends on OF || COMPILE_TEST
803 Say yes here to add support for Maxim Semiconductor MAX77620 and
804 MAX20024 which are Power Management IC with General purpose pins,
805 RTC, regulators, clock generator, watchdog etc. This driver
806 provides common support for accessing the device; additional drivers
807 must be enabled in order to use the functionality of the device.
810 tristate "Maxim MAX77650/77651 PMIC Support"
812 depends on OF || COMPILE_TEST
817 Say Y here to add support for Maxim Semiconductor MAX77650 and
818 MAX77651 Power Management ICs. This is the core multifunction
819 driver for interacting with the device. The module name is
820 'max77650'. Additional drivers can be enabled in order to use
821 the following functionalities of the device: GPIO, regulator,
825 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
827 depends on OF || COMPILE_TEST
833 Say yes here to add support for Maxim Semiconductor MAX77686 and
834 MAX77802 which are Power Management IC with an RTC 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 MAX77693 PMIC Support"
846 Say yes here to add support for Maxim Semiconductor MAX77693.
847 This is a companion Power Management IC with Flash, Haptic, Charger,
848 and MUIC(Micro USB Interface Controller) controls on chip.
849 This driver provides common support for accessing the device;
850 additional drivers must be enabled in order to use the functionality
854 tristate "Maxim Semiconductor MAX77714 PMIC Support"
856 depends on OF || COMPILE_TEST
860 Say yes here to add support for Maxim Semiconductor MAX77714.
861 This is a Power Management IC with 4 buck regulators, 9
862 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
863 provides common support for accessing the device; additional
864 drivers must be enabled in order to use each functionality of the
868 bool "Maxim Semiconductor MAX77843 PMIC Support"
874 Say yes here to add support for Maxim Semiconductor MAX77843.
875 This is companion Power Management IC with LEDs, Haptic, Charger,
876 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
877 This driver provides common support for accessing the device;
878 additional drivers must be enabled in order to use the functionality
882 tristate "Maxim Semiconductor MAX8907 PMIC Support"
888 Say yes here to add support for Maxim Semiconductor MAX8907. This is
889 a Power Management IC. This driver provides common support for
890 accessing the device; additional drivers must be enabled in order
891 to use the functionality of the device.
894 bool "Maxim Semiconductor MAX8925 PMIC Support"
898 Say yes here to add support for Maxim Semiconductor MAX8925. This is
899 a Power Management IC. This driver provides common support for
900 accessing the device, additional drivers must be enabled in order
901 to use the functionality of the device.
904 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
909 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
910 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
911 MUIC controls on chip.
912 This driver provides common support for accessing the device;
913 additional drivers must be enabled in order to use the functionality
917 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
922 Say yes here to add support for Maxim Semiconductor MAX8998 and
923 National Semiconductor LP3974. This is a Power Management IC.
924 This driver provides common support for accessing the device,
925 additional drivers must be enabled in order to use the functionality
929 tristate "Mediatek MT6360 SubPMIC"
936 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
937 PMU part includes Charger, Flashlight, RGB LED
938 PMIC part includes 2-channel BUCKs and 2-channel LDOs
939 LDO part includes 4-channel LDOs
942 tristate "MediaTek MT6397 PMIC Support"
946 Say yes here to add support for MediaTek MT6397 PMIC. This is
947 a Power Management IC. This driver provides common support for
948 accessing the device; additional drivers must be enabled in order
949 to use the functionality of the device.
952 tristate "MEN 14F021P00 Board Management Controller Support"
956 Say yes here to add support for the MEN 14F021P00 BMC
957 which is a Board Management Controller connected to the I2C bus.
958 The device supports multiple sub-devices like LED, HWMON and WDT.
959 This driver provides common support for accessing the devices;
960 additional drivers must be enabled in order to use the
961 functionality of the BMC device.
963 This driver can also be built as a module. If so the module
964 will be called menf21bmc.
967 bool "Motorola EZXPCAP Support"
968 depends on SPI_MASTER
970 This enables the PCAP ASIC present on EZX Phones. This is
971 needed for MMC, TouchScreen, Sound, USB, etc..
974 tristate "Support for Motorola CPCAP"
976 depends on OF || COMPILE_TEST
981 Say yes here if you want to include driver for CPCAP.
982 It is used on many Motorola phones and tablets as a PMIC.
983 At least Motorola Droid 4 is known to use CPCAP.
985 config MFD_VIPERBOARD
986 tristate "Nano River Technologies Viperboard"
991 Say yes here if you want support for Nano River Technologies
993 There are mfd cell drivers available for i2c master, adc and
994 both gpios found on the board. The spi part does not yet
996 You need to select the mfd cell drivers separately.
997 The drivers do not support all features the board exposes.
1000 tristate "Netronix embedded controller (EC)"
1001 depends on OF || COMPILE_TEST
1006 Say yes here if you want to support the embedded controller found in
1007 certain e-book readers designed by the original design manufacturer
1011 tristate "Nokia Retu and Tahvo multi-function device"
1016 Retu and Tahvo are a multi-function devices found on Nokia
1017 Internet Tablets (770, N800 and N810).
1020 tristate "NXP PCF50633"
1024 Say yes here if you have NXP PCF50633 chip on your board.
1025 This core driver provides register access and IRQ handling
1026 facilities, and registers devices for the various functions
1027 so that function-specific drivers can bind to them.
1030 tristate "NXP PCF50633 ADC"
1031 depends on MFD_PCF50633
1033 Say yes here if you want to include support for ADC in the
1036 config PCF50633_GPIO
1037 tristate "NXP PCF50633 GPIO"
1038 depends on MFD_PCF50633
1040 Say yes here if you want to include support GPIO for pins on
1044 tristate "Philips UCB1400 Core driver"
1048 This enables support for the Philips UCB1400 core functions.
1049 The UCB1400 is an AC97 audio codec.
1051 To compile this driver as a module, choose M here: the
1052 module will be called ucb1400_core.
1055 tristate "Qualcomm PM8xxx PMIC chips driver"
1056 depends on (ARM || HEXAGON || COMPILE_TEST)
1057 select IRQ_DOMAIN_HIERARCHY
1061 If you say yes to this option, support will be included for the
1062 built-in PM8xxx PMIC chips.
1064 This is required if your board has a PM8xxx and uses its features,
1065 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1067 Say M here if you want to include support for PM8xxx chips as a
1068 module. This will build a module called "pm8xxx-core".
1071 tristate "Qualcomm Resource Power Manager (RPM)"
1072 depends on ARCH_QCOM && OF
1074 If you say yes to this option, support will be included for the
1075 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1078 This is required to access many regulators, clocks and bus
1079 frequencies controlled by the RPM on these devices.
1081 Say M here if you want to include support for the Qualcomm RPM as a
1082 module. This will build a module called "qcom_rpm".
1084 config MFD_SPMI_PMIC
1085 tristate "Qualcomm SPMI PMICs"
1086 depends on ARCH_QCOM || COMPILE_TEST
1091 This enables support for the Qualcomm SPMI PMICs.
1092 These PMICs are currently used with the Snapdragon 800 series of
1093 SoCs. Note, that this will only be useful paired with descriptions
1094 of the independent functions as children nodes in the device tree.
1096 Say M here if you want to include support for the SPMI PMIC
1097 series as a module. The module will be called "qcom-spmi-pmic".
1100 tristate "RDC R-321x southbridge"
1104 Say yes here if you want to have support for the RDC R-321x SoC
1105 southbridge which provides access to GPIOs and Watchdog using the
1106 southbridge PCI device configuration space.
1109 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1114 This enables support for the Richtek RT4831 that includes 4 channel
1115 WLED driving and Display Bias Voltage. It's commonly used to provide
1116 power to the LCD display and LCD backlight.
1119 tristate "Richtek RT5033 Power Management IC"
1125 This driver provides for the Richtek RT5033 Power Management IC,
1126 which includes the I2C driver and the Core APIs. This driver provides
1127 common support for accessing the device. The device supports multiple
1128 sub-devices like charger, fuel gauge, flash LED, current source,
1132 bool "Ricoh RC5T583 Power Management system device"
1137 Select this option to get support for the RICOH583 Power
1138 Management system device.
1139 This driver provides common support for accessing the device
1140 through i2c interface. The device supports multiple sub-devices
1141 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1142 Additional drivers must be enabled in order to use the
1143 different functionality of the device.
1146 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1147 depends on I2C && OF
1152 If you say yes here you get support for the RK805, RK808, RK809,
1153 RK817 and RK818 Power Management chips.
1154 This driver provides common support for accessing the device
1155 through I2C interface. The device supports multiple sub-devices
1156 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1159 tristate "Ricoh RN5T567/618 PMIC"
1166 Say yes here to add support for the Ricoh RN5T567,
1167 RN5T618, RC5T619 PMIC.
1168 This driver provides common support for accessing the device,
1169 additional drivers must be enabled in order to use the
1170 functionality of the device.
1173 tristate "Samsung Electronics PMIC Series Support"
1175 depends on OF || COMPILE_TEST
1180 Support for the Samsung Electronics PMIC devices coming
1181 usually along with Samsung Exynos SoC chipset.
1182 This driver provides common support for accessing the device,
1183 additional drivers must be enabled in order to use the functionality
1186 To compile this driver as a module, choose M here: the
1187 module will be called sec-core.
1188 Have in mind that important core drivers (like regulators) depend
1189 on this driver so building this as a module might require proper
1190 initial ramdisk or might not boot up as well in certain scenarios.
1192 config MFD_SI476X_CORE
1193 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1198 This is the core driver for the SI476x series of AM/FM
1199 radio. This MFD driver connects the radio-si476x V4L2 module
1200 and the si476x audio codec.
1202 To compile this driver as a module, choose M here: the
1203 module will be called si476x-core.
1205 config MFD_SIMPLE_MFD_I2C
1206 tristate "Simple Multi-Functional Device support (I2C)"
1211 This driver creates a single register map with the intention for it
1212 to be shared by all sub-devices.
1214 Once the register map has been successfully initialised, any
1215 sub-devices represented by child nodes in Device Tree will be
1216 subsequently registered.
1219 tristate "Kontron sl28cpld Board Management Controller"
1221 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1222 select MFD_SIMPLE_MFD_I2C
1224 Say yes here to enable support for the Kontron sl28cpld board
1225 management controller.
1227 It can be found on the following boards:
1231 tristate "Silicon Motion SM501"
1234 This is the core driver for the Silicon Motion SM501 multimedia
1235 companion chip. This device is a multifunction device which may
1236 provide numerous interfaces including USB host controller, USB gadget,
1237 asynchronous serial ports, audio functions, and a dual display video
1238 interface. The device may be connected by PCI or local bus with
1239 varying functions enabled.
1241 config MFD_SM501_GPIO
1242 bool "Export GPIO via GPIO layer"
1243 depends on MFD_SM501 && GPIOLIB
1245 This option uses the gpio library layer to export the 64 GPIO
1246 lines on the SM501. The platform data is used to supply the
1247 base number for the first GPIO line to register.
1250 tristate "Skyworks Solutions SKY81452"
1255 This is the core driver for the Skyworks SKY81452 backlight and
1256 voltage regulator device.
1258 This driver can also be built as a module. If so, the module
1259 will be called sky81452.
1261 config MFD_SC27XX_PMIC
1262 tristate "Spreadtrum SC27xx PMICs"
1263 depends on ARCH_SPRD || COMPILE_TEST
1264 depends on SPI_MASTER
1269 This enables support for the Spreadtrum SC27xx PMICs with SPI
1270 interface. The SC27xx series PMICs integrate power management,
1271 audio codec, battery management and user interface support
1272 function (such as RTC, Typec, indicator and so on) in a single chip.
1274 This driver provides common support for accessing the SC27xx PMICs,
1275 and it also adds the irq_chip parts for handling the PMIC chip events.
1278 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1279 depends on ARCH_U8500 || COMPILE_TEST
1280 default y if ARCH_U8500
1282 Say yes here if you have the ABX500 Mixed Signal IC family
1283 chips. This core driver expose register access functions.
1284 Functionality specific drivers using these functions can
1285 remain unchanged when IC changes. Binding of the functions to
1286 actual register access is done by the IC core driver.
1289 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1290 depends on ABX500_CORE && MFD_DB8500_PRCMU
1295 Select this option to enable access to AB8500 power management
1296 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1297 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1298 the irq_chip parts for handling the Mixed Signal chip events.
1299 This chip embeds various other multimedia functionalities as well.
1301 config MFD_DB8500_PRCMU
1302 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1303 depends on UX500_SOC_DB8500
1306 Select this option to enable support for the DB8500 Power Reset
1307 and Control Management Unit. This is basically an autonomous
1308 system controller running an XP70 microprocessor, which is accessed
1309 through a register map.
1312 bool "STMicroelectronics STMPE"
1313 depends on (I2C=y || SPI_MASTER=y)
1317 Support for the STMPE family of I/O Expanders from
1320 Currently supported devices are:
1322 STMPE811: GPIO, Touchscreen, ADC
1323 STMPE1601: GPIO, Keypad
1324 STMPE1801: GPIO, Keypad
1325 STMPE2401: GPIO, Keypad
1326 STMPE2403: GPIO, Keypad
1328 This driver provides common support for accessing the device,
1329 additional drivers must be enabled in order to use the functionality
1330 of the device. Currently available sub drivers are:
1333 Keypad: stmpe-keypad
1334 Touchscreen: stmpe-ts
1337 menu "STMicroelectronics STMPE Interface Drivers"
1338 depends on MFD_STMPE
1341 bool "STMicroelectronics STMPE I2C Interface"
1345 This is used to enable I2C interface of STMPE
1348 bool "STMicroelectronics STMPE SPI Interface"
1349 depends on SPI_MASTER
1351 This is used to enable SPI interface of STMPE
1355 bool "STMicroelectronics STA2X11"
1360 config MFD_SUN6I_PRCM
1361 bool "Allwinner A31/A23/A33 PRCM controller"
1362 depends on ARCH_SUNXI || COMPILE_TEST
1365 Support for the PRCM (Power/Reset/Clock Management) unit available
1366 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1367 hardware, but they do not use this driver.
1370 bool "System Controller Register R/W Based on Regmap"
1373 Select this option to enable accessing system control registers
1376 config MFD_DAVINCI_VOICECODEC
1381 config MFD_TI_AM335X_TSCADC
1382 tristate "TI ADC / Touch Screen chip support"
1387 If you say yes here you get support for Texas Instruments series
1388 of Touch Screen /ADC chips.
1389 To compile this driver as a module, choose M here: the
1390 module will be called ti_am335x_tscadc.
1392 config MFD_DM355EVM_MSP
1393 bool "TI DaVinci DM355 EVM microcontroller"
1394 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1396 This driver supports the MSP430 microcontroller used on these
1397 boards. MSP430 firmware manages resets and power sequencing,
1398 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1401 tristate "TI/National Semiconductor LP3943 MFD Driver"
1406 Support for the TI/National Semiconductor LP3943.
1407 This driver consists of GPIO and PWM drivers.
1408 With these functionalities, it can be used for LED string control or
1409 general usage such like a GPIO controller and a PWM controller.
1412 bool "TI LP8788 Power Management Unit Driver"
1418 TI LP8788 PMU supports regulators, battery charger, RTC,
1419 ADC, backlight driver and current sinks.
1422 tristate "TI Lighting Management Unit driver"
1427 Say yes here to enable support for TI LMU chips.
1428 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1429 LM36274. It consists of backlight, LED and regulator driver.
1430 It provides consistent device controls for lighting functions.
1432 config MFD_OMAP_USB_HOST
1433 bool "TI OMAP USBHS core and TLL driver"
1434 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1435 depends on COMMON_CLK
1438 This is the core driver for the OAMP EHCI and OHCI drivers.
1439 This MFD driver does the required setup functionalities for
1440 OMAP USB Host drivers.
1443 bool "TI Palmas series chips"
1449 If you say yes here you get support for the Palmas
1450 series of PMIC chips from Texas Instruments.
1453 tristate "TI TPS61050/61052 Boost Converters"
1458 select REGULATOR_FIXED_VOLTAGE
1460 This option enables a driver for the TP61050/TPS61052
1461 high-power "white LED driver". This boost converter is
1462 sometimes used for other things than white LEDs, and
1463 also contains a GPIO pin.
1466 tristate "TI TPS6501x Power Management chips"
1467 depends on I2C && GPIOLIB
1468 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1470 If you say yes here you get support for the TPS6501x series of
1471 Power Management chips. These include voltage regulators,
1472 lithium ion/polymer battery charging, and other features that
1473 are often used in portable devices like cell phones and cameras.
1475 This driver can also be built as a module. If so, the module
1476 will be called tps65010.
1479 tristate "TI TPS6507x Power Management / Touch Screen chips"
1483 If you say yes here you get support for the TPS6507x series of
1484 Power Management / Touch Screen chips. These include voltage
1485 regulators, lithium ion/polymer battery charging, touch screen
1486 and other features that are often used in portable devices.
1487 This driver can also be built as a module. If so, the module
1488 will be called tps6507x.
1491 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1498 If you say yes here you get support for the TPS65086 series of
1499 Power Management chips.
1500 This driver provides common support for accessing the device,
1501 additional drivers must be enabled in order to use the
1502 functionality of the device.
1504 config TPS65911_COMPARATOR
1508 bool "TI TPS65090 Power Management chips"
1514 If you say yes here you get support for the TPS65090 series of
1515 Power Management chips.
1516 This driver provides common support for accessing the device,
1517 additional drivers must be enabled in order to use the
1518 functionality of the device.
1521 tristate "TI TPS65217 Power Management / White LED chips"
1522 depends on I2C && OF
1527 If you say yes here you get support for the TPS65217 series of
1528 Power Management / White LED chips.
1529 These include voltage regulators, lithium ion/polymer battery
1530 charger, wled and other features that are often used in portable
1533 This driver can also be built as a module. If so, the module
1534 will be called tps65217.
1536 config MFD_TI_LP873X
1537 tristate "TI LP873X Power Management IC"
1542 If you say yes here then you get support for the LP873X series of
1543 Power Management Integrated Circuits (PMIC).
1544 These include voltage regulators, thermal protection, configurable
1545 General Purpose Outputs (GPO) that are used in portable devices.
1547 This driver can also be built as a module. If so, the module
1548 will be called lp873x.
1550 config MFD_TI_LP87565
1551 tristate "TI LP87565 Power Management IC"
1552 depends on I2C && OF
1556 If you say yes here then you get support for the LP87565 series of
1557 Power Management Integrated Circuits (PMIC).
1558 These include voltage regulators, thermal protection, configurable
1559 General Purpose Outputs (GPO) that are used in portable devices.
1561 This driver can also be built as a module. If so, the module
1562 will be called lp87565.
1565 tristate "TI TPS65218 Power Management chips"
1566 depends on I2C && OF
1571 If you say yes here you get support for the TPS65218 series of
1572 Power Management chips.
1573 These include voltage regulators, gpio and other features
1574 that are often used in portable devices.
1576 This driver can also be built as a module. If so, the module
1577 will be called tps65218.
1580 bool "TI TPS6586x Power Management chips"
1585 If you say yes here you get support for the TPS6586X series of
1586 Power Management chips.
1587 This driver provides common support for accessing the device,
1588 additional drivers must be enabled in order to use the
1589 functionality of the device.
1591 This driver can also be built as a module. If so, the module
1592 will be called tps6586x.
1595 bool "TI TPS65910 Power Management chip"
1597 depends on GPIOLIB || COMPILE_TEST
1603 if you say yes here you get support for the TPS65910 series of
1604 Power Management chips.
1612 config MFD_TPS65912_I2C
1613 tristate "TI TPS65912 Power Management chip with I2C"
1618 If you say yes here you get support for the TPS65912 series of
1619 PM chips with I2C interface.
1621 config MFD_TPS65912_SPI
1622 tristate "TI TPS65912 Power Management chip with SPI"
1625 depends on SPI_MASTER
1627 If you say yes here you get support for the TPS65912 series of
1628 PM chips with SPI interface.
1631 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1636 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1637 This core driver provides register access and IRQ handling
1638 facilities, and registers devices for the various functions
1639 so that function-specific drivers can bind to them.
1641 These multi-function chips are found on many OMAP2 and OMAP3
1642 boards, providing power management, RTC, GPIO, keypad, a
1643 high speed USB OTG transceiver, an audio codec (on most
1644 versions) and many other features.
1646 config TWL4030_POWER
1647 bool "TI TWL4030 power resources"
1648 depends on TWL4030_CORE && ARM
1650 Say yes here if you want to use the power resources on the
1651 TWL4030 family chips. Most of these resources are regulators,
1652 which have a separate driver; some are control signals, such
1653 as clock request handshaking.
1655 This driver uses board-specific data to initialize the resources
1656 and load scripts controlling which resources are switched off/on
1657 or reset when a sleep, wakeup or warm reset event occurs.
1659 config MFD_TWL4030_AUDIO
1660 bool "TI TWL4030 Audio"
1661 depends on TWL4030_CORE
1666 bool "TI TWL6040 audio codec"
1673 Say yes here if you want support for Texas Instruments TWL6040 audio
1675 This driver provides common support for accessing the device,
1676 additional drivers must be enabled in order to use the
1677 functionality of the device (audio, vibra).
1680 bool "TI TWL92330/Menelaus PM chip"
1681 depends on I2C=y && ARCH_OMAP2
1683 If you say yes here you get support for the Texas Instruments
1684 TWL92330/Menelaus Power Management chip. This include voltage
1685 regulators, Dual slot memory card transceivers, real-time clock
1686 and other features that are often used in portable devices like
1687 cell phones and PDAs.
1689 config MFD_WL1273_CORE
1690 tristate "TI WL1273 FM radio"
1695 This is the core driver for the TI WL1273 FM radio. This MFD
1696 driver connects the radio-wl1273 V4L2 module and the wl1273
1700 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1705 Say yes here to enable support for National Semiconductor / TI
1706 LM3533 Lighting Power chips.
1708 This driver provides common support for accessing the device;
1709 additional drivers must be enabled in order to use the LED,
1710 backlight or ambient-light-sensor functionality of the device.
1712 config MFD_TIMBERDALE
1713 tristate "Timberdale FPGA"
1715 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1717 This is the core driver for the timberdale FPGA. This device is a
1718 multifunction device which exposes numerous platform devices.
1720 The timberdale FPGA can be found on the Intel Atom development board
1721 for in-vehicle infontainment, called Russellville.
1724 bool "Toshiba TC35892 and variants"
1729 Support for the Toshiba TC35892 and variants I/O Expander.
1731 This driver provides common support for accessing the device,
1732 additional drivers must be enabled in order to use the
1733 functionality of the device.
1740 bool "Toshiba T7L66XB"
1741 depends on ARM && HAVE_CLK
1745 Support for Toshiba Mobile IO Controller T7L66XB
1748 bool "Toshiba TC6387XB"
1749 depends on ARM && HAVE_CLK
1753 Support for Toshiba Mobile IO Controller TC6387XB
1756 bool "Toshiba TC6393XB"
1757 depends on ARM && HAVE_CLK
1762 Support for Toshiba Mobile IO Controller TC6393XB
1765 tristate "TQ-Systems IO controller TQMX86"
1768 Say yes here to enable support for various functions of the
1769 TQ-Systems IO controller and watchdog device, found on their
1770 ComExpress CPU modules.
1773 tristate "VIA VX855/VX875 integrated south bridge"
1777 Say yes here to enable support for various functions of the
1778 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1779 and/or vx855_gpio drivers for this to do anything useful.
1781 config MFD_LOCHNAGAR
1782 bool "Cirrus Logic Lochnagar Audio Development Board"
1785 depends on I2C=y && OF
1787 Support for Cirrus Logic Lochnagar audio development board.
1795 config MFD_ARIZONA_I2C
1796 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1801 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1802 audio SoC core functionality controlled via I2C.
1804 config MFD_ARIZONA_SPI
1805 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1808 depends on SPI_MASTER
1810 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1811 audio SoC core functionality controlled via SPI.
1814 bool "Cirrus Logic CS47L24 and WM1831"
1815 depends on MFD_ARIZONA
1817 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1820 bool "Wolfson Microelectronics WM5102"
1821 depends on MFD_ARIZONA
1823 Support for Wolfson Microelectronics WM5102 low power audio SoC
1826 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1827 depends on MFD_ARIZONA
1829 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1833 bool "Wolfson Microelectronics WM8997"
1834 depends on MFD_ARIZONA
1836 Support for Wolfson Microelectronics WM8997 low power audio SoC
1839 bool "Wolfson Microelectronics WM8998"
1840 depends on MFD_ARIZONA
1842 Support for Wolfson Microelectronics WM8998 low power audio SoC
1845 bool "Wolfson Microelectronics WM8400"
1850 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1851 CODEC. This driver provides common support for accessing
1852 the device, additional drivers must be enabled in order to use
1853 the functionality of the device.
1858 config MFD_WM831X_I2C
1859 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1866 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1867 when controlled using I2C. This driver provides common support
1868 for accessing the device, additional drivers must be enabled in
1869 order to use the functionality of the device.
1871 config MFD_WM831X_SPI
1872 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1877 depends on SPI_MASTER
1879 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1880 when controlled using SPI. This driver provides common support
1881 for accessing the device, additional drivers must be enabled in
1882 order to use the functionality of the device.
1887 config MFD_WM8350_I2C
1888 bool "Wolfson Microelectronics WM8350 with I2C"
1893 The WM8350 is an integrated audio and power management
1894 subsystem with watchdog and RTC functionality for embedded
1895 systems. This option enables core support for the WM8350 with
1896 I2C as the control interface. Additional options must be
1897 selected to enable support for the functionality of the chip.
1900 tristate "Wolfson Microelectronics WM8994"
1906 The WM8994 is a highly integrated hi-fi CODEC designed for
1907 smartphone applications. As well as audio functionality it
1908 has on board GPIO and regulator functionality which is
1909 supported via the relevant subsystems. This driver provides
1910 core support for the WM8994, in order to use the actual
1911 functionality of the device other drivers must be enabled.
1914 tristate "Wolfson Microelectronics WM97xx"
1917 select AC97_BUS_COMPAT
1918 depends on AC97_BUS_NEW
1920 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1921 designed for smartphone applications. As well as audio functionality
1922 it has on board GPIO and a touchscreen functionality which is
1923 supported via the relevant subsystems. This driver provides core
1924 support for the WM97xx, in order to use the actual functionality of
1925 the device other drivers must be enabled.
1928 tristate "Support for ST Microelectronics STw481x"
1929 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1933 Select this option to enable the STw481x chip driver used
1934 in various ST Microelectronics and ST-Ericsson embedded
1937 config MFD_ROHM_BD718XX
1938 tristate "ROHM BD71837 Power Management IC"
1945 Select this option to get support for the ROHM BD71837
1946 Power Management ICs. BD71837 is designed to power processors like
1947 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1948 and emergency shut down as well as 32,768KHz clock output.
1950 config MFD_ROHM_BD71828
1951 tristate "ROHM BD71828 and BD71815 Power Management IC"
1958 Select this option to get support for the ROHM BD71828 and BD71815
1959 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1960 management ICs mainly for battery-powered portable devices.
1961 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1962 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1963 also a single-cell linear charger, a Coulomb counter, a real-time
1964 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1966 config MFD_ROHM_BD957XMUF
1967 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
1973 Select this option to get support for the ROHM BD9576MUF and
1974 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
1975 designed to be used to power R-Car series processors.
1977 config MFD_STM32_LPTIMER
1978 tristate "Support for STM32 Low-Power Timer"
1979 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1984 Select this option to enable STM32 Low-Power Timer driver
1985 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1986 resources are also dealt with here.
1988 To compile this driver as a module, choose M here: the
1989 module will be called stm32-lptimer.
1991 config MFD_STM32_TIMERS
1992 tristate "Support for STM32 Timers"
1993 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1998 Select this option to enable STM32 timers driver used
1999 for PWM and IIO Timer. This driver allow to share the
2000 registers between the others drivers.
2003 tristate "Support for STPMIC1 PMIC"
2004 depends on (I2C=y && OF)
2009 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2010 key, watchdog and regulator functionalities which are supported via
2011 the relevant subsystems. This driver provides core support for the
2012 STPMIC1. In order to use the actual functionality of the device other
2013 drivers must be enabled.
2015 To compile this driver as a module, choose M here: the
2016 module will be called stpmic1.
2019 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2021 depends on OF || COMPILE_TEST
2025 Support for the STMicroelectronics Multi-Function eXpander.
2027 This driver provides common support for accessing the device,
2028 additional drivers must be enabled in order to use the functionality
2032 tristate "Support for WCD9340/WCD9341 Codec"
2035 select REGMAP_SLIMBUS
2039 Support for the Qualcomm WCD9340/WCD9341 Codec.
2040 This driver provides common support WCD934x audio codec and its
2041 associated Pin Controller, Soundwire Controller and Audio codec.
2049 config MFD_ATC260X_I2C
2050 tristate "Actions Semi ATC260x PMICs with I2C"
2055 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2057 This driver provides common support for accessing the ATC2603C
2058 and ATC2609A chip variants, additional drivers must be enabled
2059 in order to use the functionality of the device.
2061 config MFD_KHADAS_MCU
2062 tristate "Support for Khadas System control Microcontroller"
2064 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2068 Support for the Khadas System control Microcontroller interface
2069 present on their VIM and Edge boards.
2071 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2074 It provides multiple boot control features like password check,
2075 power-on options, power-off control and system FAN control on recent
2078 This driver provides common support for accessing the device,
2079 additional drivers must be enabled in order to use the functionality
2082 config MFD_ACER_A500_EC
2083 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2085 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2089 Support for Embedded Controller found on Acer Iconia Tab A500.
2090 The controller itself is ENE KB930, it is running firmware
2091 customized for the specific needs of the Acer A500 hardware.
2093 config MFD_QCOM_PM8008
2094 tristate "QCOM PM8008 Power Management IC"
2095 depends on I2C && OF
2099 Select this option to get support for the Qualcomm Technologies, Inc.
2100 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2101 all the necessary power management, housekeeping, and interface
2102 support functions into a single IC. This driver provides common
2103 support for accessing the device by instantiating all the child nodes
2104 under it in the device tree. Additional drivers must be enabled in
2105 order to use the functionality of the device.
2107 menu "Multimedia Capabilities Port drivers"
2108 depends on ARCH_SA1100
2115 tristate "Support SA11x0 MCP interface"
2116 depends on ARCH_SA1100
2121 tristate "Support for UCB1200 / UCB1300"
2122 depends on MCP_SA11X0
2125 config MCP_UCB1200_TS
2126 tristate "Touchscreen interface support"
2127 depends on MCP_UCB1200 && INPUT
2131 config MFD_VEXPRESS_SYSREG
2132 tristate "Versatile Express System Registers"
2133 depends on VEXPRESS_CONFIG && GPIOLIB
2135 select GPIO_GENERIC_PLATFORM
2139 System Registers are the platform configuration block
2140 on the ARM Ltd. Versatile Express board.
2143 tristate "RAVE SP MCU core driver"
2144 depends on SERIAL_DEV_BUS
2147 Select this to get support for the Supervisory Processor
2148 device found on several devices in RAVE line of hardware.
2151 bool "SGI IOC3 core driver"
2152 depends on PCI && MIPS && 64BIT
2155 This option enables basic support for the SGI IOC3-based
2156 controller cards. This option does not enable any specific
2157 functions on such a card, but provides necessary infrastructure
2158 for other drivers to utilize.
2160 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2161 then say Y. Otherwise say N.
2163 config MFD_INTEL_M10_BMC
2164 tristate "Intel MAX 10 Board Management Controller"
2165 depends on SPI_MASTER
2166 select REGMAP_SPI_AVMM
2169 Support for the Intel MAX 10 board management controller using the
2172 This driver provides common support for accessing the device,
2173 additional drivers must be enabled in order to use the functionality
2177 tristate "Renesas Synchronization Management Unit with I2C"
2178 depends on I2C && OF
2182 Support for the Renesas Synchronization Management Unit, such as
2183 Clockmatrix and 82P33XXX series. This option supports I2C as
2184 the control interface.
2186 This driver provides common support for accessing the device.
2187 Additional drivers must be enabled in order to use the functionality
2191 tristate "Renesas Synchronization Management Unit with SPI"
2192 depends on SPI && OF
2196 Support for the Renesas Synchronization Management Unit, such as
2197 Clockmatrix and 82P33XXX series. This option supports SPI as
2198 the control interface.
2200 This driver provides common support for accessing the device.
2201 Additional drivers must be enabled in order to use the functionality