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)
300 config MFD_TN48M_CPLD
301 tristate "Delta Networks TN48M switch CPLD driver"
303 depends on ARCH_MVEBU || COMPILE_TEST
304 select MFD_SIMPLE_MFD_I2C
306 Select this option to enable support for Delta Networks TN48M switch
307 CPLD. It consists of reset and GPIO drivers. CPLD provides GPIOS-s
308 for the SFP slots as well as power supply related information.
309 SFP support depends on the GPIO driver being selected.
312 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
315 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
316 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
317 usually found on PXA processors-based platforms. This includes
318 the I2C driver and the core APIs _only_, you have to select
319 individual components like LCD backlight, voltage regulators,
320 LEDs and battery-charger under the corresponding menus.
326 config MFD_DA9052_SPI
327 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
331 depends on SPI_MASTER=y
333 Support for the Dialog Semiconductor DA9052 PMIC
334 when controlled using SPI. This driver provides common support
335 for accessing the device, additional drivers must be enabled in
336 order to use the functionality of the device.
338 config MFD_DA9052_I2C
339 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
345 Support for the Dialog Semiconductor DA9052 PMIC
346 when controlled using I2C. This driver provides common support
347 for accessing the device, additional drivers must be enabled in
348 order to use the functionality of the device.
351 bool "Dialog Semiconductor DA9055 PMIC Support"
357 Say yes here for support of Dialog Semiconductor DA9055. This is
358 a Power Management IC. This driver provides common support for
359 accessing the device as well as the I2C interface to the chip itself.
360 Additional drivers must be enabled in order to use the functionality
363 This driver can be built as a module. If built as a module it will be
367 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
373 Say yes here for support for the Dialog Semiconductor DA9061 and
375 This includes the I2C driver and core APIs.
376 Additional drivers must be enabled in order to use the functionality
380 tristate "Dialog Semiconductor DA9063 PMIC Support"
386 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
387 This includes the I2C driver and core APIs.
388 Additional drivers must be enabled in order to use the functionality
392 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
398 This adds support for the DA9150 integrated charger and fuel-gauge
399 chip. This driver provides common support for accessing the device.
400 Additional drivers must be enabled in order to use the specific
401 features of the device.
404 tristate "Diolan DLN2 support"
408 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
409 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
410 etc. must be enabled in order to use the functionality of
413 config MFD_ENE_KB3930
414 tristate "ENE KB3930 Embedded Controller support"
416 depends on MACH_MMP3_DT || COMPILE_TEST
419 This adds support for the power-off functionality and access to
420 the registers that control LEDS and USB port power on ENE KB3930
421 Embedded Controller. To use the LED functionality LEDS_ARIEL must
424 config MFD_EXYNOS_LPASS
425 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
426 depends on ARCH_EXYNOS || COMPILE_TEST
430 Select this option to enable support for Samsung Exynos Low Power
431 Audio Subsystem present on some of Samsung Exynos
432 SoCs (e.g. Exynos5433).
433 Choose Y here only if you build for such Samsung SoC.
435 config MFD_GATEWORKS_GSC
436 tristate "Gateworks System Controller"
437 depends on (I2C && OF)
442 Enable support for the Gateworks System Controller (GSC) found
443 on Gateworks Single Board Computers supporting system functions
444 such as push-button monitor, multiple ADC's for voltage and
445 temperature monitoring, fan controller and watchdog monitor.
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.
452 depends on (SPI_MASTER || I2C)
456 Enable support for the Freescale MC13783 and MC13892 PMICs.
457 This driver provides common support for accessing the device,
458 additional drivers must be enabled in order to use the
459 functionality of the device.
461 config MFD_MC13XXX_SPI
462 tristate "Freescale MC13783 and MC13892 SPI interface"
463 depends on SPI_MASTER
467 Select this if your MC13xxx is connected via an SPI bus.
469 config MFD_MC13XXX_I2C
470 tristate "Freescale MC13892 I2C interface"
475 Select this if your MC13xxx is connected via an I2C bus.
478 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
483 Select this option to enable support for Monolithic Power Systems
484 battery charger. This provides ADC, thermal and battery charger power
485 management functions.
488 tristate "Freescale i.MX23/i.MX28 LRADC"
489 depends on ARCH_MXS || COMPILE_TEST
493 Say yes here to build support for the Low Resolution
494 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
495 processors. This driver provides common support for accessing the
496 device, additional drivers must be enabled in order to use the
497 functionality of the device:
498 mxs-lradc-adc for ADC readings
499 mxs-lradc-ts for touchscreen support
501 This driver can also be built as a module. If so, the module will be
504 config MFD_MX25_TSADC
505 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
507 depends on (SOC_IMX25 && OF) || COMPILE_TEST
509 Enable support for the integrated Touchscreen and ADC unit of the
510 i.MX25 processors. They consist of a conversion queue for general
511 purpose ADC and a queue for Touchscreens.
513 config MFD_HI6421_PMIC
514 tristate "HiSilicon Hi6421 PMU/Codec IC"
519 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
520 functions, such as regulators, RTC, codec, Coulomb counter, etc.
521 This driver includes core APIs _only_. You have to select
522 individual components like voltage regulators under corresponding
523 menus in order to enable them.
524 We communicate with the Hi6421 via memory-mapped I/O.
526 config MFD_HI6421_SPMI
527 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
533 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
534 multi-functions, such as regulators, RTC, codec, Coulomb counter,
537 This driver includes core APIs _only_. You have to select
538 individual components like voltage regulators under corresponding
539 menus in order to enable them.
540 We communicate with the Hi6421v600 via a SPMI bus.
542 config MFD_HI655X_PMIC
543 tristate "HiSilicon Hi655X series PMU/Codec IC"
544 depends on ARCH_HISI || COMPILE_TEST
550 Select this option to enable Hisilicon hi655x series pmic driver.
553 tristate "HTC PASIC3 LED/DS1WM chip support"
556 This core driver provides register access for the LED/DS1WM
557 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
558 HTC Magician devices, respectively. Actual functionality is
559 handled by the leds-pasic3 and ds1wm drivers.
562 bool "HTC I2C PLD chip support"
563 depends on I2C=y && GPIOLIB
565 If you say yes here you get support for the supposed CPLD
566 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
567 This device provides input and output GPIOs through an I2C
568 interface to one or more sub-chips.
570 config MFD_INTEL_QUARK_I2C_GPIO
571 tristate "Intel Quark MFD I2C GPIO"
574 depends on COMMON_CLK
577 This MFD provides support for I2C and GPIO that exist only
578 in a single PCI device. It splits the 2 IO devices to
579 their respective IO driver.
580 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
583 tristate "Intel ICH LPC"
587 The LPC bridge function of the Intel ICH provides support for
588 many functional units. This driver provides needed support for
589 other drivers to control these functions, currently GPIO and
593 tristate "Intel SCH LPC"
597 LPC bridge function of the Intel SCH provides support for
598 System Management Bus and General Purpose I/O.
600 config INTEL_SOC_PMIC
601 bool "Support for Crystal Cove PMIC"
602 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
603 depends on X86 || COMPILE_TEST
604 depends on I2C_DESIGNWARE_PLATFORM=y
609 Select this option to enable support for Crystal Cove PMIC
610 on some Intel SoC systems. The PMIC provides ADC, GPIO,
611 thermal, charger and related power management functions
614 This option is a bool as it provides an ACPI OpRegion which must be
615 available before any devices using it are probed. This option also
616 causes the designware-i2c driver to be builtin for the same reason.
618 config INTEL_SOC_PMIC_BXTWC
619 tristate "Support for Intel Broxton Whiskey Cove PMIC"
620 depends on MFD_INTEL_PMC_BXT
624 Select this option to enable support for Whiskey Cove PMIC
625 on Intel Broxton systems. The PMIC provides ADC, GPIO,
626 thermal, charger and related power management functions
629 config INTEL_SOC_PMIC_CHTWC
630 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
631 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
632 depends on X86 || COMPILE_TEST
633 depends on I2C_DESIGNWARE_PLATFORM=y
638 Select this option to enable support for the Intel Cherry Trail
639 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
641 This option is a bool as it provides an ACPI OpRegion which must be
642 available before any devices using it are probed. This option also
643 causes the designware-i2c driver to be builtin for the same reason.
645 config INTEL_SOC_PMIC_CHTDC_TI
646 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
648 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
655 Select this option for supporting Dollar Cove (TI version) PMIC
656 device that is found on some Intel Cherry Trail systems.
658 This option is a bool as it provides an ACPI OpRegion which must be
659 available before any devices using it are probed. This option also
660 needs the designware-i2c driver to be builtin for the same reason.
662 config INTEL_SOC_PMIC_MRFLD
663 tristate "Support for Intel Merrifield Basin Cove PMIC"
670 Select this option for supporting Basin Cove PMIC device
671 that is found on Intel Merrifield systems.
673 config MFD_INTEL_LPSS
678 config MFD_INTEL_LPSS_ACPI
679 tristate "Intel Low Power Subsystem support in ACPI mode"
680 select MFD_INTEL_LPSS
681 depends on X86 && ACPI
683 This driver supports Intel Low Power Subsystem (LPSS) devices such as
684 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
687 config MFD_INTEL_LPSS_PCI
688 tristate "Intel Low Power Subsystem support in PCI mode"
689 select MFD_INTEL_LPSS
690 depends on X86 && PCI
692 This driver supports Intel Low Power Subsystem (LPSS) devices such as
693 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
696 config MFD_INTEL_PMC_BXT
697 tristate "Intel PMC Driver for Broxton"
699 depends on X86_PLATFORM_DEVICES
704 This driver provides support for the PMC (Power Management
705 Controller) on Intel Broxton and Apollo Lake. The PMC is a
706 multi-function device that exposes IPC, General Control
707 Register and P-unit access. In addition this creates devices
708 for iTCO watchdog and telemetry that are part of the PMC.
710 config MFD_IPAQ_MICRO
711 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
712 depends on SA1100_H3100 || SA1100_H3600
715 Select this to get support for the Microcontroller found in
716 the Compaq iPAQ handheld computers. This is an Atmel
717 AT90LS8535 microcontroller flashed with a special iPAQ
718 firmware using the custom protocol implemented in this driver.
721 tristate "Azoteq IQS620A/621/622/624/625 core support"
726 Say Y here if you want to build core support for the Azoteq IQS620A,
727 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
728 options must be selected to enable device-specific functions.
730 To compile this driver as a module, choose M here: the module will
733 config MFD_JANZ_CMODIO
734 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
738 This is the core driver for the Janz CMOD-IO PCI MODULbus
739 carrier board. This device is a PCI to MODULbus bridge which may
740 host many different types of MODULbus daughterboards, including
741 CAN and GPIO controllers.
744 tristate "Kontron module PLD device"
747 This is the core driver for the PLD (Programmable Logic Device) found
748 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
749 well as on some other Kontron products. The PLD device may provide
750 functions like watchdog, GPIO, UART and I2C bus.
752 This driver can also be built as a module. If so, the module
753 will be called kempld-core.
756 tristate "Marvell 88PM800"
762 This supports for Marvell 88PM800 Power Management IC.
763 This includes the I2C driver and the core APIs _only_, you have to
764 select individual components like voltage regulators, RTC and
765 battery-charger under the corresponding menus.
768 tristate "Marvell 88PM805"
774 This supports for Marvell 88PM805 Power Management IC. This includes
775 the I2C driver and the core APIs _only_, you have to select individual
776 components like codec device, headset/Mic device under the
780 bool "Marvell 88PM8606/88PM8607"
785 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
786 This includes the I2C driver and the core APIs _only_, you have to
787 select individual components like voltage regulators, RTC and
788 battery-charger under the corresponding menus.
791 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
798 Say yes here to add support for Maxim Semiconductor MAX14577 and
799 MAX77836 Micro-USB ICs with battery charger.
800 This driver provides common support for accessing the device;
801 additional drivers must be enabled in order to use the functionality
805 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
807 depends on OF || COMPILE_TEST
813 Say yes here to add support for Maxim Semiconductor MAX77620 and
814 MAX20024 which are Power Management IC with General purpose pins,
815 RTC, regulators, clock generator, watchdog etc. This driver
816 provides common support for accessing the device; additional drivers
817 must be enabled in order to use the functionality of the device.
820 tristate "Maxim MAX77650/77651 PMIC Support"
822 depends on OF || COMPILE_TEST
827 Say Y here to add support for Maxim Semiconductor MAX77650 and
828 MAX77651 Power Management ICs. This is the core multifunction
829 driver for interacting with the device. The module name is
830 'max77650'. Additional drivers can be enabled in order to use
831 the following functionalities of the device: GPIO, regulator,
835 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
837 depends on OF || COMPILE_TEST
843 Say yes here to add support for Maxim Semiconductor MAX77686 and
844 MAX77802 which are Power Management IC with an RTC on chip.
845 This driver provides common support for accessing the device;
846 additional drivers must be enabled in order to use the functionality
850 tristate "Maxim Semiconductor MAX77693 PMIC Support"
856 Say yes here to add support for Maxim Semiconductor MAX77693.
857 This is a companion Power Management IC with Flash, Haptic, Charger,
858 and MUIC(Micro USB Interface Controller) controls on chip.
859 This driver provides common support for accessing the device;
860 additional drivers must be enabled in order to use the functionality
864 bool "Maxim Semiconductor MAX77843 PMIC Support"
870 Say yes here to add support for Maxim Semiconductor MAX77843.
871 This is companion Power Management IC with LEDs, Haptic, Charger,
872 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
873 This driver provides common support for accessing the device;
874 additional drivers must be enabled in order to use the functionality
878 tristate "Maxim Semiconductor MAX8907 PMIC Support"
884 Say yes here to add support for Maxim Semiconductor MAX8907. 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 MAX8925 PMIC Support"
894 Say yes here to add support for Maxim Semiconductor MAX8925. This is
895 a Power Management IC. This driver provides common support for
896 accessing the device, additional drivers must be enabled in order
897 to use the functionality of the device.
900 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
905 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
906 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
907 MUIC controls on chip.
908 This driver provides common support for accessing the device;
909 additional drivers must be enabled in order to use the functionality
913 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
918 Say yes here to add support for Maxim Semiconductor MAX8998 and
919 National Semiconductor LP3974. This is a Power Management IC.
920 This driver provides common support for accessing the device,
921 additional drivers must be enabled in order to use the functionality
925 tristate "Mediatek MT6360 SubPMIC"
932 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
933 PMU part includes Charger, Flashlight, RGB LED
934 PMIC part includes 2-channel BUCKs and 2-channel LDOs
935 LDO part includes 4-channel LDOs
938 tristate "MediaTek MT6397 PMIC Support"
942 Say yes here to add support for MediaTek MT6397 PMIC. This is
943 a Power Management IC. This driver provides common support for
944 accessing the device; additional drivers must be enabled in order
945 to use the functionality of the device.
948 tristate "MEN 14F021P00 Board Management Controller Support"
952 Say yes here to add support for the MEN 14F021P00 BMC
953 which is a Board Management Controller connected to the I2C bus.
954 The device supports multiple sub-devices like LED, HWMON and WDT.
955 This driver provides common support for accessing the devices;
956 additional drivers must be enabled in order to use the
957 functionality of the BMC device.
959 This driver can also be built as a module. If so the module
960 will be called menf21bmc.
963 bool "Motorola EZXPCAP Support"
964 depends on SPI_MASTER
966 This enables the PCAP ASIC present on EZX Phones. This is
967 needed for MMC, TouchScreen, Sound, USB, etc..
970 tristate "Support for Motorola CPCAP"
972 depends on OF || COMPILE_TEST
977 Say yes here if you want to include driver for CPCAP.
978 It is used on many Motorola phones and tablets as a PMIC.
979 At least Motorola Droid 4 is known to use CPCAP.
981 config MFD_VIPERBOARD
982 tristate "Nano River Technologies Viperboard"
987 Say yes here if you want support for Nano River Technologies
989 There are mfd cell drivers available for i2c master, adc and
990 both gpios found on the board. The spi part does not yet
992 You need to select the mfd cell drivers separately.
993 The drivers do not support all features the board exposes.
996 tristate "Netronix embedded controller (EC)"
997 depends on OF || COMPILE_TEST
1002 Say yes here if you want to support the embedded controller found in
1003 certain e-book readers designed by the original design manufacturer
1007 tristate "Nokia Retu and Tahvo multi-function device"
1012 Retu and Tahvo are a multi-function devices found on Nokia
1013 Internet Tablets (770, N800 and N810).
1016 tristate "NXP PCF50633"
1020 Say yes here if you have NXP PCF50633 chip on your board.
1021 This core driver provides register access and IRQ handling
1022 facilities, and registers devices for the various functions
1023 so that function-specific drivers can bind to them.
1026 tristate "NXP PCF50633 ADC"
1027 depends on MFD_PCF50633
1029 Say yes here if you want to include support for ADC in the
1032 config PCF50633_GPIO
1033 tristate "NXP PCF50633 GPIO"
1034 depends on MFD_PCF50633
1036 Say yes here if you want to include support GPIO for pins on
1040 tristate "Philips UCB1400 Core driver"
1044 This enables support for the Philips UCB1400 core functions.
1045 The UCB1400 is an AC97 audio codec.
1047 To compile this driver as a module, choose M here: the
1048 module will be called ucb1400_core.
1051 tristate "Qualcomm PM8xxx PMIC chips driver"
1052 depends on (ARM || HEXAGON || COMPILE_TEST)
1053 select IRQ_DOMAIN_HIERARCHY
1057 If you say yes to this option, support will be included for the
1058 built-in PM8xxx PMIC chips.
1060 This is required if your board has a PM8xxx and uses its features,
1061 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1063 Say M here if you want to include support for PM8xxx chips as a
1064 module. This will build a module called "pm8xxx-core".
1067 tristate "Qualcomm Resource Power Manager (RPM)"
1068 depends on ARCH_QCOM && OF
1070 If you say yes to this option, support will be included for the
1071 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1074 This is required to access many regulators, clocks and bus
1075 frequencies controlled by the RPM on these devices.
1077 Say M here if you want to include support for the Qualcomm RPM as a
1078 module. This will build a module called "qcom_rpm".
1080 config MFD_SPMI_PMIC
1081 tristate "Qualcomm SPMI PMICs"
1082 depends on ARCH_QCOM || COMPILE_TEST
1087 This enables support for the Qualcomm SPMI PMICs.
1088 These PMICs are currently used with the Snapdragon 800 series of
1089 SoCs. Note, that this will only be useful paired with descriptions
1090 of the independent functions as children nodes in the device tree.
1092 Say M here if you want to include support for the SPMI PMIC
1093 series as a module. The module will be called "qcom-spmi-pmic".
1096 tristate "RDC R-321x southbridge"
1100 Say yes here if you want to have support for the RDC R-321x SoC
1101 southbridge which provides access to GPIOs and Watchdog using the
1102 southbridge PCI device configuration space.
1105 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1110 This enables support for the Richtek RT4831 that includes 4 channel
1111 WLED driving and Display Bias Voltage. It's commonly used to provide
1112 power to the LCD display and LCD backlight.
1115 tristate "Richtek RT5033 Power Management IC"
1121 This driver provides for the Richtek RT5033 Power Management IC,
1122 which includes the I2C driver and the Core APIs. This driver provides
1123 common support for accessing the device. The device supports multiple
1124 sub-devices like charger, fuel gauge, flash LED, current source,
1128 bool "Ricoh RC5T583 Power Management system device"
1133 Select this option to get support for the RICOH583 Power
1134 Management system device.
1135 This driver provides common support for accessing the device
1136 through i2c interface. The device supports multiple sub-devices
1137 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1138 Additional drivers must be enabled in order to use the
1139 different functionality of the device.
1142 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1143 depends on I2C && OF
1148 If you say yes here you get support for the RK805, RK808, RK809,
1149 RK817 and RK818 Power Management chips.
1150 This driver provides common support for accessing the device
1151 through I2C interface. The device supports multiple sub-devices
1152 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1155 tristate "Ricoh RN5T567/618 PMIC"
1162 Say yes here to add support for the Ricoh RN5T567,
1163 RN5T618, RC5T619 PMIC.
1164 This driver provides common support for accessing the device,
1165 additional drivers must be enabled in order to use the
1166 functionality of the device.
1169 tristate "Samsung Electronics PMIC Series Support"
1171 depends on OF || COMPILE_TEST
1176 Support for the Samsung Electronics PMIC devices coming
1177 usually along with Samsung Exynos SoC chipset.
1178 This driver provides common support for accessing the device,
1179 additional drivers must be enabled in order to use the functionality
1182 To compile this driver as a module, choose M here: the
1183 module will be called sec-core.
1184 Have in mind that important core drivers (like regulators) depend
1185 on this driver so building this as a module might require proper
1186 initial ramdisk or might not boot up as well in certain scenarios.
1188 config MFD_SI476X_CORE
1189 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1194 This is the core driver for the SI476x series of AM/FM
1195 radio. This MFD driver connects the radio-si476x V4L2 module
1196 and the si476x audio codec.
1198 To compile this driver as a module, choose M here: the
1199 module will be called si476x-core.
1201 config MFD_SIMPLE_MFD_I2C
1207 This driver creates a single register map with the intention for it
1208 to be shared by all sub-devices.
1210 Once the register map has been successfully initialised, any
1211 sub-devices represented by child nodes in Device Tree will be
1212 subsequently registered.
1215 tristate "Kontron sl28cpld Board Management Controller"
1217 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1218 select MFD_SIMPLE_MFD_I2C
1220 Say yes here to enable support for the Kontron sl28cpld board
1221 management controller.
1223 It can be found on the following boards:
1227 tristate "Silicon Motion SM501"
1230 This is the core driver for the Silicon Motion SM501 multimedia
1231 companion chip. This device is a multifunction device which may
1232 provide numerous interfaces including USB host controller, USB gadget,
1233 asynchronous serial ports, audio functions, and a dual display video
1234 interface. The device may be connected by PCI or local bus with
1235 varying functions enabled.
1237 config MFD_SM501_GPIO
1238 bool "Export GPIO via GPIO layer"
1239 depends on MFD_SM501 && GPIOLIB
1241 This option uses the gpio library layer to export the 64 GPIO
1242 lines on the SM501. The platform data is used to supply the
1243 base number for the first GPIO line to register.
1246 tristate "Skyworks Solutions SKY81452"
1251 This is the core driver for the Skyworks SKY81452 backlight and
1252 voltage regulator device.
1254 This driver can also be built as a module. If so, the module
1255 will be called sky81452.
1257 config MFD_SC27XX_PMIC
1258 tristate "Spreadtrum SC27xx PMICs"
1259 depends on ARCH_SPRD || COMPILE_TEST
1260 depends on SPI_MASTER
1265 This enables support for the Spreadtrum SC27xx PMICs with SPI
1266 interface. The SC27xx series PMICs integrate power management,
1267 audio codec, battery management and user interface support
1268 function (such as RTC, Typec, indicator and so on) in a single chip.
1270 This driver provides common support for accessing the SC27xx PMICs,
1271 and it also adds the irq_chip parts for handling the PMIC chip events.
1274 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1275 depends on ARCH_U8500 || COMPILE_TEST
1276 default y if ARCH_U8500
1278 Say yes here if you have the ABX500 Mixed Signal IC family
1279 chips. This core driver expose register access functions.
1280 Functionality specific drivers using these functions can
1281 remain unchanged when IC changes. Binding of the functions to
1282 actual register access is done by the IC core driver.
1285 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1286 depends on ABX500_CORE && MFD_DB8500_PRCMU
1291 Select this option to enable access to AB8500 power management
1292 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1293 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1294 the irq_chip parts for handling the Mixed Signal chip events.
1295 This chip embeds various other multimedia functionalities as well.
1298 bool "Enable debug info via debugfs"
1299 depends on AB8500_GPADC && DEBUG_FS
1300 default y if DEBUG_FS
1302 Select this option if you want debug information using the debug
1303 filesystem, debugfs.
1305 config MFD_DB8500_PRCMU
1306 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1307 depends on UX500_SOC_DB8500
1310 Select this option to enable support for the DB8500 Power Reset
1311 and Control Management Unit. This is basically an autonomous
1312 system controller running an XP70 microprocessor, which is accessed
1313 through a register map.
1316 bool "STMicroelectronics STMPE"
1317 depends on (I2C=y || SPI_MASTER=y)
1321 Support for the STMPE family of I/O Expanders from
1324 Currently supported devices are:
1326 STMPE811: GPIO, Touchscreen, ADC
1327 STMPE1601: GPIO, Keypad
1328 STMPE1801: GPIO, Keypad
1329 STMPE2401: GPIO, Keypad
1330 STMPE2403: GPIO, Keypad
1332 This driver provides common support for accessing the device,
1333 additional drivers must be enabled in order to use the functionality
1334 of the device. Currently available sub drivers are:
1337 Keypad: stmpe-keypad
1338 Touchscreen: stmpe-ts
1341 menu "STMicroelectronics STMPE Interface Drivers"
1342 depends on MFD_STMPE
1345 bool "STMicroelectronics STMPE I2C Interface"
1349 This is used to enable I2C interface of STMPE
1352 bool "STMicroelectronics STMPE SPI Interface"
1353 depends on SPI_MASTER
1355 This is used to enable SPI interface of STMPE
1359 bool "STMicroelectronics STA2X11"
1364 config MFD_SUN6I_PRCM
1365 bool "Allwinner A31 PRCM controller"
1366 depends on ARCH_SUNXI || COMPILE_TEST
1369 Support for the PRCM (Power/Reset/Clock Management) unit available
1373 bool "System Controller Register R/W Based on Regmap"
1376 Select this option to enable accessing system control registers
1379 config MFD_DAVINCI_VOICECODEC
1384 config MFD_TI_AM335X_TSCADC
1385 tristate "TI ADC / Touch Screen chip support"
1390 If you say yes here you get support for Texas Instruments series
1391 of Touch Screen /ADC chips.
1392 To compile this driver as a module, choose M here: the
1393 module will be called ti_am335x_tscadc.
1395 config MFD_DM355EVM_MSP
1396 bool "TI DaVinci DM355 EVM microcontroller"
1397 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1399 This driver supports the MSP430 microcontroller used on these
1400 boards. MSP430 firmware manages resets and power sequencing,
1401 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1404 tristate "TI/National Semiconductor LP3943 MFD Driver"
1409 Support for the TI/National Semiconductor LP3943.
1410 This driver consists of GPIO and PWM drivers.
1411 With these functionalities, it can be used for LED string control or
1412 general usage such like a GPIO controller and a PWM controller.
1415 bool "TI LP8788 Power Management Unit Driver"
1421 TI LP8788 PMU supports regulators, battery charger, RTC,
1422 ADC, backlight driver and current sinks.
1425 tristate "TI Lighting Management Unit driver"
1430 Say yes here to enable support for TI LMU chips.
1431 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1432 LM36274. It consists of backlight, LED and regulator driver.
1433 It provides consistent device controls for lighting functions.
1435 config MFD_OMAP_USB_HOST
1436 bool "TI OMAP USBHS core and TLL driver"
1437 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1438 depends on COMMON_CLK
1441 This is the core driver for the OAMP EHCI and OHCI drivers.
1442 This MFD driver does the required setup functionalities for
1443 OMAP USB Host drivers.
1446 bool "TI Palmas series chips"
1452 If you say yes here you get support for the Palmas
1453 series of PMIC chips from Texas Instruments.
1456 tristate "TI TPS61050/61052 Boost Converters"
1461 select REGULATOR_FIXED_VOLTAGE
1463 This option enables a driver for the TP61050/TPS61052
1464 high-power "white LED driver". This boost converter is
1465 sometimes used for other things than white LEDs, and
1466 also contains a GPIO pin.
1469 tristate "TI TPS6501x Power Management chips"
1470 depends on I2C && GPIOLIB
1471 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1473 If you say yes here you get support for the TPS6501x series of
1474 Power Management chips. These include voltage regulators,
1475 lithium ion/polymer battery charging, and other features that
1476 are often used in portable devices like cell phones and cameras.
1478 This driver can also be built as a module. If so, the module
1479 will be called tps65010.
1482 tristate "TI TPS6507x Power Management / Touch Screen chips"
1486 If you say yes here you get support for the TPS6507x series of
1487 Power Management / Touch Screen chips. These include voltage
1488 regulators, lithium ion/polymer battery charging, touch screen
1489 and other features that are often used in portable devices.
1490 This driver can also be built as a module. If so, the module
1491 will be called tps6507x.
1494 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1501 If you say yes here you get support for the TPS65086 series of
1502 Power Management chips.
1503 This driver provides common support for accessing the device,
1504 additional drivers must be enabled in order to use the
1505 functionality of the device.
1507 config TPS65911_COMPARATOR
1511 bool "TI TPS65090 Power Management chips"
1517 If you say yes here you get support for the TPS65090 series of
1518 Power Management chips.
1519 This driver provides common support for accessing the device,
1520 additional drivers must be enabled in order to use the
1521 functionality of the device.
1524 tristate "TI TPS65217 Power Management / White LED chips"
1525 depends on I2C && OF
1530 If you say yes here you get support for the TPS65217 series of
1531 Power Management / White LED chips.
1532 These include voltage regulators, lithium ion/polymer battery
1533 charger, wled and other features that are often used in portable
1536 This driver can also be built as a module. If so, the module
1537 will be called tps65217.
1539 config MFD_TI_LP873X
1540 tristate "TI LP873X Power Management IC"
1545 If you say yes here then you get support for the LP873X series of
1546 Power Management Integrated Circuits (PMIC).
1547 These include voltage regulators, thermal protection, configurable
1548 General Purpose Outputs (GPO) that are used in portable devices.
1550 This driver can also be built as a module. If so, the module
1551 will be called lp873x.
1553 config MFD_TI_LP87565
1554 tristate "TI LP87565 Power Management IC"
1555 depends on I2C && OF
1559 If you say yes here then you get support for the LP87565 series of
1560 Power Management Integrated Circuits (PMIC).
1561 These include voltage regulators, thermal protection, configurable
1562 General Purpose Outputs (GPO) that are used in portable devices.
1564 This driver can also be built as a module. If so, the module
1565 will be called lp87565.
1568 tristate "TI TPS65218 Power Management chips"
1569 depends on I2C && OF
1574 If you say yes here you get support for the TPS65218 series of
1575 Power Management chips.
1576 These include voltage regulators, gpio and other features
1577 that are often used in portable devices.
1579 This driver can also be built as a module. If so, the module
1580 will be called tps65218.
1583 bool "TI TPS6586x Power Management chips"
1588 If you say yes here you get support for the TPS6586X series of
1589 Power Management chips.
1590 This driver provides common support for accessing the device,
1591 additional drivers must be enabled in order to use the
1592 functionality of the device.
1594 This driver can also be built as a module. If so, the module
1595 will be called tps6586x.
1598 bool "TI TPS65910 Power Management chip"
1600 depends on GPIOLIB || COMPILE_TEST
1606 if you say yes here you get support for the TPS65910 series of
1607 Power Management chips.
1615 config MFD_TPS65912_I2C
1616 tristate "TI TPS65912 Power Management chip with I2C"
1621 If you say yes here you get support for the TPS65912 series of
1622 PM chips with I2C interface.
1624 config MFD_TPS65912_SPI
1625 tristate "TI TPS65912 Power Management chip with SPI"
1628 depends on SPI_MASTER
1630 If you say yes here you get support for the TPS65912 series of
1631 PM chips with SPI interface.
1634 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1639 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1640 This core driver provides register access and IRQ handling
1641 facilities, and registers devices for the various functions
1642 so that function-specific drivers can bind to them.
1644 These multi-function chips are found on many OMAP2 and OMAP3
1645 boards, providing power management, RTC, GPIO, keypad, a
1646 high speed USB OTG transceiver, an audio codec (on most
1647 versions) and many other features.
1649 config TWL4030_POWER
1650 bool "TI TWL4030 power resources"
1651 depends on TWL4030_CORE && ARM
1653 Say yes here if you want to use the power resources on the
1654 TWL4030 family chips. Most of these resources are regulators,
1655 which have a separate driver; some are control signals, such
1656 as clock request handshaking.
1658 This driver uses board-specific data to initialize the resources
1659 and load scripts controlling which resources are switched off/on
1660 or reset when a sleep, wakeup or warm reset event occurs.
1662 config MFD_TWL4030_AUDIO
1663 bool "TI TWL4030 Audio"
1664 depends on TWL4030_CORE
1669 bool "TI TWL6040 audio codec"
1676 Say yes here if you want support for Texas Instruments TWL6040 audio
1678 This driver provides common support for accessing the device,
1679 additional drivers must be enabled in order to use the
1680 functionality of the device (audio, vibra).
1683 bool "TI TWL92330/Menelaus PM chip"
1684 depends on I2C=y && ARCH_OMAP2
1686 If you say yes here you get support for the Texas Instruments
1687 TWL92330/Menelaus Power Management chip. This include voltage
1688 regulators, Dual slot memory card transceivers, real-time clock
1689 and other features that are often used in portable devices like
1690 cell phones and PDAs.
1692 config MFD_WL1273_CORE
1693 tristate "TI WL1273 FM radio"
1698 This is the core driver for the TI WL1273 FM radio. This MFD
1699 driver connects the radio-wl1273 V4L2 module and the wl1273
1703 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1708 Say yes here to enable support for National Semiconductor / TI
1709 LM3533 Lighting Power chips.
1711 This driver provides common support for accessing the device;
1712 additional drivers must be enabled in order to use the LED,
1713 backlight or ambient-light-sensor functionality of the device.
1715 config MFD_TIMBERDALE
1716 tristate "Timberdale FPGA"
1718 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1720 This is the core driver for the timberdale FPGA. This device is a
1721 multifunction device which exposes numerous platform devices.
1723 The timberdale FPGA can be found on the Intel Atom development board
1724 for in-vehicle infontainment, called Russellville.
1727 bool "Toshiba TC35892 and variants"
1732 Support for the Toshiba TC35892 and variants I/O Expander.
1734 This driver provides common support for accessing the device,
1735 additional drivers must be enabled in order to use the
1736 functionality of the device.
1743 bool "Toshiba T7L66XB"
1744 depends on ARM && HAVE_CLK
1748 Support for Toshiba Mobile IO Controller T7L66XB
1751 bool "Toshiba TC6387XB"
1752 depends on ARM && HAVE_CLK
1756 Support for Toshiba Mobile IO Controller TC6387XB
1759 bool "Toshiba TC6393XB"
1760 depends on ARM && HAVE_CLK
1765 Support for Toshiba Mobile IO Controller TC6393XB
1768 tristate "TQ-Systems IO controller TQMX86"
1771 Say yes here to enable support for various functions of the
1772 TQ-Systems IO controller and watchdog device, found on their
1773 ComExpress CPU modules.
1776 tristate "VIA VX855/VX875 integrated south bridge"
1780 Say yes here to enable support for various functions of the
1781 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1782 and/or vx855_gpio drivers for this to do anything useful.
1784 config MFD_LOCHNAGAR
1785 bool "Cirrus Logic Lochnagar Audio Development Board"
1788 depends on I2C=y && OF
1790 Support for Cirrus Logic Lochnagar audio development board.
1798 config MFD_ARIZONA_I2C
1799 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1804 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1805 audio SoC core functionality controlled via I2C.
1807 config MFD_ARIZONA_SPI
1808 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1811 depends on SPI_MASTER
1813 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1814 audio SoC core functionality controlled via SPI.
1817 bool "Cirrus Logic CS47L24 and WM1831"
1818 depends on MFD_ARIZONA
1820 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1823 bool "Wolfson Microelectronics WM5102"
1824 depends on MFD_ARIZONA
1826 Support for Wolfson Microelectronics WM5102 low power audio SoC
1829 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1830 depends on MFD_ARIZONA
1832 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1836 bool "Wolfson Microelectronics WM8997"
1837 depends on MFD_ARIZONA
1839 Support for Wolfson Microelectronics WM8997 low power audio SoC
1842 bool "Wolfson Microelectronics WM8998"
1843 depends on MFD_ARIZONA
1845 Support for Wolfson Microelectronics WM8998 low power audio SoC
1848 bool "Wolfson Microelectronics WM8400"
1853 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1854 CODEC. This driver provides common support for accessing
1855 the device, additional drivers must be enabled in order to use
1856 the functionality of the device.
1861 config MFD_WM831X_I2C
1862 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1869 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1870 when controlled using I2C. This driver provides common support
1871 for accessing the device, additional drivers must be enabled in
1872 order to use the functionality of the device.
1874 config MFD_WM831X_SPI
1875 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1880 depends on SPI_MASTER
1882 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1883 when controlled using SPI. This driver provides common support
1884 for accessing the device, additional drivers must be enabled in
1885 order to use the functionality of the device.
1890 config MFD_WM8350_I2C
1891 bool "Wolfson Microelectronics WM8350 with I2C"
1896 The WM8350 is an integrated audio and power management
1897 subsystem with watchdog and RTC functionality for embedded
1898 systems. This option enables core support for the WM8350 with
1899 I2C as the control interface. Additional options must be
1900 selected to enable support for the functionality of the chip.
1903 tristate "Wolfson Microelectronics WM8994"
1909 The WM8994 is a highly integrated hi-fi CODEC designed for
1910 smartphone applications. As well as audio functionality it
1911 has on board GPIO and regulator functionality which is
1912 supported via the relevant subsystems. This driver provides
1913 core support for the WM8994, in order to use the actual
1914 functionality of the device other drivers must be enabled.
1917 tristate "Wolfson Microelectronics WM97xx"
1920 select AC97_BUS_COMPAT
1921 depends on AC97_BUS_NEW
1923 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1924 designed for smartphone applications. As well as audio functionality
1925 it has on board GPIO and a touchscreen functionality which is
1926 supported via the relevant subsystems. This driver provides core
1927 support for the WM97xx, in order to use the actual functionality of
1928 the device other drivers must be enabled.
1931 tristate "Support for ST Microelectronics STw481x"
1932 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1936 Select this option to enable the STw481x chip driver used
1937 in various ST Microelectronics and ST-Ericsson embedded
1940 config MFD_ROHM_BD718XX
1941 tristate "ROHM BD71837 Power Management IC"
1948 Select this option to get support for the ROHM BD71837
1949 Power Management ICs. BD71837 is designed to power processors like
1950 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1951 and emergency shut down as well as 32,768KHz clock output.
1953 config MFD_ROHM_BD71828
1954 tristate "ROHM BD71828 and BD71815 Power Management IC"
1961 Select this option to get support for the ROHM BD71828 and BD71815
1962 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
1963 management ICs mainly for battery-powered portable devices.
1964 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
1965 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
1966 also a single-cell linear charger, a Coulomb counter, a real-time
1967 clock (RTC), GPIOs and a 32.768 kHz clock gate.
1969 config MFD_ROHM_BD957XMUF
1970 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
1976 Select this option to get support for the ROHM BD9576MUF and
1977 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
1978 designed to be used to power R-Car series processors.
1980 config MFD_STM32_LPTIMER
1981 tristate "Support for STM32 Low-Power Timer"
1982 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1987 Select this option to enable STM32 Low-Power Timer driver
1988 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1989 resources are also dealt with here.
1991 To compile this driver as a module, choose M here: the
1992 module will be called stm32-lptimer.
1994 config MFD_STM32_TIMERS
1995 tristate "Support for STM32 Timers"
1996 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2001 Select this option to enable STM32 timers driver used
2002 for PWM and IIO Timer. This driver allow to share the
2003 registers between the others drivers.
2006 tristate "Support for STPMIC1 PMIC"
2007 depends on (I2C=y && OF)
2012 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2013 key, watchdog and regulator functionalities which are supported via
2014 the relevant subsystems. This driver provides core support for the
2015 STPMIC1. In order to use the actual functionality of the device other
2016 drivers must be enabled.
2018 To compile this driver as a module, choose M here: the
2019 module will be called stpmic1.
2022 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2024 depends on OF || COMPILE_TEST
2028 Support for the STMicroelectronics Multi-Function eXpander.
2030 This driver provides common support for accessing the device,
2031 additional drivers must be enabled in order to use the functionality
2035 tristate "Support for WCD9340/WCD9341 Codec"
2038 select REGMAP_SLIMBUS
2042 Support for the Qualcomm WCD9340/WCD9341 Codec.
2043 This driver provides common support WCD934x audio codec and its
2044 associated Pin Controller, Soundwire Controller and Audio codec.
2052 config MFD_ATC260X_I2C
2053 tristate "Actions Semi ATC260x PMICs with I2C"
2058 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2060 This driver provides common support for accessing the ATC2603C
2061 and ATC2609A chip variants, additional drivers must be enabled
2062 in order to use the functionality of the device.
2064 config MFD_KHADAS_MCU
2065 tristate "Support for Khadas System control Microcontroller"
2067 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2071 Support for the Khadas System control Microcontroller interface
2072 present on their VIM and Edge boards.
2074 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2077 It provides multiple boot control features like password check,
2078 power-on options, power-off control and system FAN control on recent
2081 This driver provides common support for accessing the device,
2082 additional drivers must be enabled in order to use the functionality
2085 config MFD_ACER_A500_EC
2086 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2088 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2092 Support for Embedded Controller found on Acer Iconia Tab A500.
2093 The controller itself is ENE KB930, it is running firmware
2094 customized for the specific needs of the Acer A500 hardware.
2096 config MFD_QCOM_PM8008
2097 tristate "QCOM PM8008 Power Management IC"
2098 depends on I2C && OF
2102 Select this option to get support for the Qualcomm Technologies, Inc.
2103 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2104 all the necessary power management, housekeeping, and interface
2105 support functions into a single IC. This driver provides common
2106 support for accessing the device by instantiating all the child nodes
2107 under it in the device tree. Additional drivers must be enabled in
2108 order to use the functionality of the device.
2110 menu "Multimedia Capabilities Port drivers"
2111 depends on ARCH_SA1100
2118 tristate "Support SA11x0 MCP interface"
2119 depends on ARCH_SA1100
2124 tristate "Support for UCB1200 / UCB1300"
2125 depends on MCP_SA11X0
2128 config MCP_UCB1200_TS
2129 tristate "Touchscreen interface support"
2130 depends on MCP_UCB1200 && INPUT
2134 config MFD_VEXPRESS_SYSREG
2135 tristate "Versatile Express System Registers"
2136 depends on VEXPRESS_CONFIG && GPIOLIB
2138 select GPIO_GENERIC_PLATFORM
2142 System Registers are the platform configuration block
2143 on the ARM Ltd. Versatile Express board.
2146 tristate "RAVE SP MCU core driver"
2147 depends on SERIAL_DEV_BUS
2150 Select this to get support for the Supervisory Processor
2151 device found on several devices in RAVE line of hardware.
2154 bool "SGI IOC3 core driver"
2155 depends on PCI && MIPS && 64BIT
2158 This option enables basic support for the SGI IOC3-based
2159 controller cards. This option does not enable any specific
2160 functions on such a card, but provides necessary infrastructure
2161 for other drivers to utilize.
2163 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2164 then say Y. Otherwise say N.
2166 config MFD_INTEL_M10_BMC
2167 tristate "Intel MAX 10 Board Management Controller"
2168 depends on SPI_MASTER
2169 select REGMAP_SPI_AVMM
2172 Support for the Intel MAX 10 board management controller using the
2175 This driver provides common support for accessing the device,
2176 additional drivers must be enabled in order to use the functionality
2180 tristate "Renesas Synchronization Management Unit with I2C"
2181 depends on I2C && OF
2185 Support for the Renesas Synchronization Management Unit, such as
2186 Clockmatrix and 82P33XXX series. This option supports I2C as
2187 the control interface.
2189 This driver provides common support for accessing the device.
2190 Additional drivers must be enabled in order to use the functionality
2194 tristate "Renesas Synchronization Management Unit with SPI"
2195 depends on SPI && OF
2199 Support for the Renesas Synchronization Management Unit, such as
2200 Clockmatrix and 82P33XXX series. This option supports SPI as
2201 the control interface.
2203 This driver provides common support for accessing the device.
2204 Additional drivers must be enabled in order to use the functionality