1 # SPDX-License-Identifier: GPL-2.0-only
3 # Multifunction miscellaneous devices
7 menu "Multifunction device drivers"
15 tristate "AMD CS5535 and CS5536 southbridge core functions"
17 depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
20 This is the core driver for CS5535/CS5536 MFD functions. This is
21 necessary for using the board's GPIO and MFGPT functionality.
23 config MFD_ALTERA_A10SR
24 bool "Altera Arria10 DevKit System Resource chip"
25 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF
29 Support for the Altera Arria10 DevKit MAX5 System Resource chip
30 using the SPI interface. This driver provides common support for
31 accessing the external gpio extender (LEDs & buttons) and
32 power supply alarms (hwmon).
34 config MFD_ALTERA_SYSMGR
35 bool "Altera SOCFPGA System Manager"
36 depends on ARCH_INTEL_SOCFPGA && OF
39 Select this to get System Manager support for all Altera branded
40 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
41 using regmap_mmio accesses for ARM32 parts and SMC calls to
45 tristate "Active-semi ACT8945A"
50 Support for the ACT8945A PMIC from Active-semi. This device
51 features three step-down DC/DC converters and four low-dropout
52 linear regulators, along with a complete ActivePath battery
55 config MFD_SUN4I_GPADC
56 tristate "Allwinner sunxi platforms' GPADC MFD driver"
60 depends on ARCH_SUNXI || COMPILE_TEST
61 depends on !TOUCHSCREEN_SUN4I
63 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
64 This driver will only map the hardware interrupt and registers, you
65 have to select individual drivers based on this MFD to be able to use
66 the ADC or the thermal sensor. This will try to probe the ADC driver
67 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
69 To compile this driver as a module, choose M here: the module will be
79 Support for the AS3711 PMIC from AMS
82 tristate "ams AS3722 Power Management IC"
86 depends on I2C=y && OF
88 The ams AS3722 is a compact system PMU suitable for mobile phones,
89 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
90 controllers, 11 LDOs, RTC, automatic battery, temperature and
91 over current monitoring, GPIOs, ADC and a watchdog.
94 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
97 Say yes here to add support for Analog Devices ADP5520 and ADP5501,
98 Multifunction Power Management IC. This includes
99 the I2C driver and the core APIs _only_, you have to select
100 individual components like LCD backlight, LEDs, GPIOs and Kepad
101 under the corresponding menus.
103 config MFD_AAT2870_CORE
104 bool "AnalogicTech AAT2870"
107 depends on GPIOLIB || COMPILE_TEST
109 If you say yes here you get support for the AAT2870.
110 This driver provides common support for accessing the device,
111 additional drivers must be enabled in order to use the
112 functionality of the device.
114 config MFD_AT91_USART
115 tristate "AT91 USART Driver"
117 depends on ARCH_AT91 || COMPILE_TEST
119 Select this to get support for AT91 USART IP. This is a wrapper
120 over at91-usart-serial driver and usart-spi-driver. Only one function
121 can be used at a time. The choice is done at boot time by the probe
122 function of this MFD driver according to a device tree property.
124 config MFD_ATMEL_FLEXCOM
125 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
129 Select this to get support for Atmel Flexcom. This is a wrapper
130 which embeds a SPI controller, a I2C controller and a USART. Only
131 one function can be used at a time. The choice is done at boot time
132 by the probe function of this MFD driver according to a device tree
135 config MFD_ATMEL_HLCDC
136 tristate "Atmel HLCDC (High-end LCD Controller)"
141 If you say yes here you get support for the HLCDC block.
142 This driver provides common support for accessing the device,
143 additional drivers must be enabled in order to use the
144 functionality of the device.
151 tristate "Broadcom BCM590xx PMUs"
156 Support for the BCM590xx PMUs from Broadcom
159 tristate "ROHM BD9571MWV PMIC"
165 Support for the ROHM BD9571MWV PMIC, which contains single
166 voltage regulator, voltage sampling units, GPIO block and
169 This driver can also be built as a module. If so, the module
170 will be called bd9571mwv.
173 tristate "X-Powers AC100"
177 If you say Y here you get support for the X-Powers AC100 audio codec
179 This driver include only the core APIs. You have to select individual
180 components like codecs or RTC under the corresponding menus.
187 config MFD_AXP20X_I2C
188 tristate "X-Powers AXP series PMICs with I2C"
193 If you say Y here you get support for the X-Powers AXP series power
194 management ICs (PMICs) controlled with I2C.
195 This driver include only the core APIs. You have to select individual
196 components like regulators or the PEK (Power Enable Key) under the
199 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
200 (builtin) and not a module, as the OpRegion must be available as
201 soon as possible. For the same reason the I2C bus driver options
202 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
204 config MFD_AXP20X_RSB
205 tristate "X-Powers AXP series PMICs with RSB"
209 If you say Y here you get support for the X-Powers AXP series power
210 management ICs (PMICs) controlled with RSB.
211 This driver include only the core APIs. You have to select individual
212 components like regulators or the PEK (Power Enable Key) under the
215 config MFD_CROS_EC_DEV
216 tristate "ChromeOS Embedded Controller multifunction device"
221 Select this to get support for ChromeOS Embedded Controller
222 sub-devices. This driver will instantiate additional drivers such
223 as RTC, USBPD, etc. but you have to select the individual drivers.
225 To compile this driver as a module, choose M here: the module will be
229 tristate "Cirrus Logic Madera codecs"
235 select PINCTRL_MADERA
237 Support for the Cirrus Logic Madera platform audio codecs
239 config MFD_MADERA_I2C
240 tristate "Cirrus Logic Madera codecs with I2C"
241 depends on MFD_MADERA
245 Support for the Cirrus Logic Madera platform audio SoC
246 core functionality controlled via I2C.
248 config MFD_MADERA_SPI
249 tristate "Cirrus Logic Madera codecs with SPI"
250 depends on MFD_MADERA
251 depends on SPI_MASTER
254 Support for the Cirrus Logic Madera platform audio SoC
255 core functionality controlled via SPI.
258 bool "Cirrus Logic CS47L15"
259 select PINCTRL_CS47L15
260 depends on MFD_MADERA
262 Support for Cirrus Logic CS47L15 Smart Codec
265 bool "Cirrus Logic CS47L35"
266 select PINCTRL_CS47L35
267 depends on MFD_MADERA
269 Support for Cirrus Logic CS47L35 Smart Codec
272 bool "Cirrus Logic CS47L85"
273 select PINCTRL_CS47L85
274 depends on MFD_MADERA
276 Support for Cirrus Logic CS47L85 Smart Codec
279 bool "Cirrus Logic CS47L90/91"
280 select PINCTRL_CS47L90
281 depends on MFD_MADERA
283 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
286 bool "Cirrus Logic CS47L92/93"
287 select PINCTRL_CS47L92
288 depends on MFD_MADERA
290 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
295 depends on ARM || COMPILE_TEST
298 This driver supports the ASIC3 multifunction chip found on many
299 PDAs (mainly iPAQ and HTC based ones)
302 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
305 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
306 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
307 usually found on PXA processors-based platforms. This includes
308 the I2C driver and the core APIs _only_, you have to select
309 individual components like LCD backlight, voltage regulators,
310 LEDs and battery-charger under the corresponding menus.
316 config MFD_DA9052_SPI
317 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
321 depends on SPI_MASTER=y
323 Support for the Dialog Semiconductor DA9052 PMIC
324 when controlled using SPI. This driver provides common support
325 for accessing the device, additional drivers must be enabled in
326 order to use the functionality of the device.
328 config MFD_DA9052_I2C
329 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
335 Support for the Dialog Semiconductor DA9052 PMIC
336 when controlled using I2C. This driver provides common support
337 for accessing the device, additional drivers must be enabled in
338 order to use the functionality of the device.
341 bool "Dialog Semiconductor DA9055 PMIC Support"
347 Say yes here for support of Dialog Semiconductor DA9055. This is
348 a Power Management IC. This driver provides common support for
349 accessing the device as well as the I2C interface to the chip itself.
350 Additional drivers must be enabled in order to use the functionality
353 This driver can be built as a module. If built as a module it will be
357 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
363 Say yes here for support for the Dialog Semiconductor DA9061 and
365 This includes the I2C driver and core APIs.
366 Additional drivers must be enabled in order to use the functionality
370 tristate "Dialog Semiconductor DA9063 PMIC Support"
376 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
377 This includes the I2C driver and core APIs.
378 Additional drivers must be enabled in order to use the functionality
382 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
388 This adds support for the DA9150 integrated charger and fuel-gauge
389 chip. This driver provides common support for accessing the device.
390 Additional drivers must be enabled in order to use the specific
391 features of the device.
394 tristate "Diolan DLN2 support"
398 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
399 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
400 etc. must be enabled in order to use the functionality of
403 config MFD_ENE_KB3930
404 tristate "ENE KB3930 Embedded Controller support"
406 depends on MACH_MMP3_DT || COMPILE_TEST
409 This adds support for the power-off functionality and access to
410 the registers that control LEDS and USB port power on ENE KB3930
411 Embedded Controller. To use the LED functionality LEDS_ARIEL must
414 config MFD_EXYNOS_LPASS
415 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
416 depends on ARCH_EXYNOS || COMPILE_TEST
420 Select this option to enable support for Samsung Exynos Low Power
421 Audio Subsystem present on some of Samsung Exynos
422 SoCs (e.g. Exynos5433).
423 Choose Y here only if you build for such Samsung SoC.
425 config MFD_GATEWORKS_GSC
426 tristate "Gateworks System Controller"
427 depends on (I2C && OF)
432 Enable support for the Gateworks System Controller (GSC) found
433 on Gateworks Single Board Computers supporting system functions
434 such as push-button monitor, multiple ADC's for voltage and
435 temperature monitoring, fan controller and watchdog monitor.
436 This driver provides common support for accessing the device.
437 Additional drivers must be enabled in order to use the
438 functionality of the device.
442 depends on (SPI_MASTER || I2C)
446 Enable support for the Freescale MC13783 and MC13892 PMICs.
447 This driver provides common support for accessing the device,
448 additional drivers must be enabled in order to use the
449 functionality of the device.
451 config MFD_MC13XXX_SPI
452 tristate "Freescale MC13783 and MC13892 SPI interface"
453 depends on SPI_MASTER
457 Select this if your MC13xxx is connected via an SPI bus.
459 config MFD_MC13XXX_I2C
460 tristate "Freescale MC13892 I2C interface"
465 Select this if your MC13xxx is connected via an I2C bus.
468 tristate "Monolithic Power Systems MP2629 ADC and Battery charger"
473 Select this option to enable support for Monolithic Power Systems
474 battery charger. This provides ADC, thermal and battery charger power
475 management functions.
478 tristate "Freescale i.MX23/i.MX28 LRADC"
479 depends on ARCH_MXS || COMPILE_TEST
483 Say yes here to build support for the Low Resolution
484 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
485 processors. This driver provides common support for accessing the
486 device, additional drivers must be enabled in order to use the
487 functionality of the device:
488 mxs-lradc-adc for ADC readings
489 mxs-lradc-ts for touchscreen support
491 This driver can also be built as a module. If so, the module will be
494 config MFD_MX25_TSADC
495 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
497 depends on (SOC_IMX25 && OF) || COMPILE_TEST
499 Enable support for the integrated Touchscreen and ADC unit of the
500 i.MX25 processors. They consist of a conversion queue for general
501 purpose ADC and a queue for Touchscreens.
503 config MFD_HI6421_PMIC
504 tristate "HiSilicon Hi6421 PMU/Codec IC"
509 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
510 functions, such as regulators, RTC, codec, Coulomb counter, etc.
511 This driver includes core APIs _only_. You have to select
512 individual components like voltage regulators under corresponding
513 menus in order to enable them.
514 We communicate with the Hi6421 via memory-mapped I/O.
516 config MFD_HI6421_SPMI
517 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC"
523 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes
524 multi-functions, such as regulators, RTC, codec, Coulomb counter,
527 This driver includes core APIs _only_. You have to select
528 individual components like voltage regulators under corresponding
529 menus in order to enable them.
530 We communicate with the Hi6421v600 via a SPMI bus.
532 config MFD_HI655X_PMIC
533 tristate "HiSilicon Hi655X series PMU/Codec IC"
534 depends on ARCH_HISI || COMPILE_TEST
540 Select this option to enable Hisilicon hi655x series pmic driver.
543 tristate "HTC PASIC3 LED/DS1WM chip support"
546 This core driver provides register access for the LED/DS1WM
547 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
548 HTC Magician devices, respectively. Actual functionality is
549 handled by the leds-pasic3 and ds1wm drivers.
552 bool "HTC I2C PLD chip support"
553 depends on I2C=y && GPIOLIB
555 If you say yes here you get support for the supposed CPLD
556 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
557 This device provides input and output GPIOs through an I2C
558 interface to one or more sub-chips.
560 config MFD_INTEL_QUARK_I2C_GPIO
561 tristate "Intel Quark MFD I2C GPIO"
564 depends on COMMON_CLK
567 This MFD provides support for I2C and GPIO that exist only
568 in a single PCI device. It splits the 2 IO devices to
569 their respective IO driver.
570 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
573 tristate "Intel ICH LPC"
578 The LPC bridge function of the Intel ICH provides support for
579 many functional units. This driver provides needed support for
580 other drivers to control these functions, currently GPIO and
584 tristate "Intel SCH LPC"
588 LPC bridge function of the Intel SCH provides support for
589 System Management Bus and General Purpose I/O.
591 config INTEL_SOC_PMIC
592 bool "Support for Crystal Cove PMIC"
593 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
594 depends on (X86 && ACPI) || COMPILE_TEST
595 depends on I2C_DESIGNWARE_PLATFORM=y
600 Select this option to enable support for Crystal Cove PMIC
601 on some Intel SoC systems. The PMIC provides ADC, GPIO,
602 thermal, charger and related power management functions
605 This option is a bool as it provides an ACPI OpRegion which must be
606 available before any devices using it are probed. This option also
607 causes the designware-i2c driver to be builtin for the same reason.
609 config INTEL_SOC_PMIC_BXTWC
610 tristate "Support for Intel Broxton Whiskey Cove PMIC"
611 depends on MFD_INTEL_PMC_BXT
615 Select this option to enable support for Whiskey Cove PMIC
616 on Intel Broxton systems. The PMIC provides ADC, GPIO,
617 thermal, charger and related power management functions
620 config INTEL_SOC_PMIC_CHTWC
621 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
622 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
623 depends on X86 || COMPILE_TEST
624 depends on I2C_DESIGNWARE_PLATFORM=y
629 Select this option to enable support for the Intel Cherry Trail
630 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
632 This option is a bool as it provides an ACPI OpRegion which must be
633 available before any devices using it are probed. This option also
634 causes the designware-i2c driver to be builtin for the same reason.
636 config INTEL_SOC_PMIC_CHTDC_TI
637 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
639 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y
646 Select this option for supporting Dollar Cove (TI version) PMIC
647 device that is found on some Intel Cherry Trail systems.
649 This option is a bool as it provides an ACPI OpRegion which must be
650 available before any devices using it are probed. This option also
651 needs the designware-i2c driver to be builtin for the same reason.
653 config INTEL_SOC_PMIC_MRFLD
654 tristate "Support for Intel Merrifield Basin Cove PMIC"
661 Select this option for supporting Basin Cove PMIC device
662 that is found on Intel Merrifield systems.
664 config MFD_INTEL_LPSS
669 config MFD_INTEL_LPSS_ACPI
670 tristate "Intel Low Power Subsystem support in ACPI mode"
671 select MFD_INTEL_LPSS
672 depends on X86 && ACPI
674 This driver supports Intel Low Power Subsystem (LPSS) devices such as
675 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
678 config MFD_INTEL_LPSS_PCI
679 tristate "Intel Low Power Subsystem support in PCI mode"
680 select MFD_INTEL_LPSS
681 depends on X86 && PCI
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_PMC_BXT
688 tristate "Intel PMC Driver for Broxton"
690 depends on X86_PLATFORM_DEVICES
695 This driver provides support for the PMC (Power Management
696 Controller) on Intel Broxton and Apollo Lake. The PMC is a
697 multi-function device that exposes IPC, General Control
698 Register and P-unit access. In addition this creates devices
699 for iTCO watchdog and telemetry that are part of the PMC.
701 config MFD_IPAQ_MICRO
702 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
703 depends on SA1100_H3100 || SA1100_H3600
706 Select this to get support for the Microcontroller found in
707 the Compaq iPAQ handheld computers. This is an Atmel
708 AT90LS8535 microcontroller flashed with a special iPAQ
709 firmware using the custom protocol implemented in this driver.
712 tristate "Azoteq IQS620A/621/622/624/625 core support"
717 Say Y here if you want to build core support for the Azoteq IQS620A,
718 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
719 options must be selected to enable device-specific functions.
721 To compile this driver as a module, choose M here: the module will
724 config MFD_JANZ_CMODIO
725 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
729 This is the core driver for the Janz CMOD-IO PCI MODULbus
730 carrier board. This device is a PCI to MODULbus bridge which may
731 host many different types of MODULbus daughterboards, including
732 CAN and GPIO controllers.
735 tristate "Kontron module PLD device"
738 This is the core driver for the PLD (Programmable Logic Device) found
739 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as
740 well as on some other Kontron products. The PLD device may provide
741 functions like watchdog, GPIO, UART and I2C bus.
743 This driver can also be built as a module. If so, the module
744 will be called kempld-core.
747 tristate "Marvell 88PM800"
753 This supports for Marvell 88PM800 Power Management IC.
754 This includes the I2C driver and the core APIs _only_, you have to
755 select individual components like voltage regulators, RTC and
756 battery-charger under the corresponding menus.
759 tristate "Marvell 88PM805"
765 This supports for Marvell 88PM805 Power Management IC. This includes
766 the I2C driver and the core APIs _only_, you have to select individual
767 components like codec device, headset/Mic device under the
771 bool "Marvell 88PM8606/88PM8607"
776 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
777 This includes the I2C driver and the core APIs _only_, you have to
778 select individual components like voltage regulators, RTC and
779 battery-charger under the corresponding menus.
782 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
789 Say yes here to add support for Maxim Semiconductor MAX14577 and
790 MAX77836 Micro-USB ICs with battery charger.
791 This driver provides common support for accessing the device;
792 additional drivers must be enabled in order to use the functionality
796 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
798 depends on OF || COMPILE_TEST
804 Say yes here to add support for Maxim Semiconductor MAX77620 and
805 MAX20024 which are Power Management IC with General purpose pins,
806 RTC, regulators, clock generator, watchdog etc. This driver
807 provides common support for accessing the device; additional drivers
808 must be enabled in order to use the functionality of the device.
811 tristate "Maxim MAX77650/77651 PMIC Support"
813 depends on OF || COMPILE_TEST
818 Say Y here to add support for Maxim Semiconductor MAX77650 and
819 MAX77651 Power Management ICs. This is the core multifunction
820 driver for interacting with the device. The module name is
821 'max77650'. Additional drivers can be enabled in order to use
822 the following functionalities of the device: GPIO, regulator,
826 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
828 depends on OF || COMPILE_TEST
834 Say yes here to add support for Maxim Semiconductor MAX77686 and
835 MAX77802 which are Power Management IC with an RTC on chip.
836 This driver provides common support for accessing the device;
837 additional drivers must be enabled in order to use the functionality
841 tristate "Maxim Semiconductor MAX77693 PMIC Support"
847 Say yes here to add support for Maxim Semiconductor MAX77693.
848 This is a companion Power Management IC with Flash, Haptic, Charger,
849 and MUIC(Micro USB Interface Controller) controls on chip.
850 This driver provides common support for accessing the device;
851 additional drivers must be enabled in order to use the functionality
855 tristate "Maxim Semiconductor MAX77714 PMIC Support"
857 depends on OF || COMPILE_TEST
861 Say yes here to add support for Maxim Semiconductor MAX77714.
862 This is a Power Management IC with 4 buck regulators, 9
863 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver
864 provides common support for accessing the device; additional
865 drivers must be enabled in order to use each functionality of the
869 bool "Maxim Semiconductor MAX77843 PMIC Support"
875 Say yes here to add support for Maxim Semiconductor MAX77843.
876 This is companion Power Management IC with LEDs, Haptic, Charger,
877 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
878 This driver provides common support for accessing the device;
879 additional drivers must be enabled in order to use the functionality
883 tristate "Maxim Semiconductor MAX8907 PMIC Support"
889 Say yes here to add support for Maxim Semiconductor MAX8907. This is
890 a Power Management IC. This driver provides common support for
891 accessing the device; additional drivers must be enabled in order
892 to use the functionality of the device.
895 bool "Maxim Semiconductor MAX8925 PMIC Support"
899 Say yes here to add support for Maxim Semiconductor MAX8925. This is
900 a Power Management IC. This driver provides common support for
901 accessing the device, additional drivers must be enabled in order
902 to use the functionality of the device.
905 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
910 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
911 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
912 MUIC controls on chip.
913 This driver provides common support for accessing the device;
914 additional drivers must be enabled in order to use the functionality
918 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
923 Say yes here to add support for Maxim Semiconductor MAX8998 and
924 National Semiconductor LP3974. This is a Power Management IC.
925 This driver provides common support for accessing the device,
926 additional drivers must be enabled in order to use the functionality
930 tristate "Mediatek MT6360 SubPMIC"
937 Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
938 PMU part includes Charger, Flashlight, RGB LED
939 PMIC part includes 2-channel BUCKs and 2-channel LDOs
940 LDO part includes 4-channel LDOs
943 tristate "MediaTek MT6370 SubPMIC"
949 Say Y here to enable MT6370 SubPMIC functional support.
950 It consists of a single cell battery charger with ADC monitoring, RGB
951 LEDs, dual channel flashlight, WLED backlight driver, display bias
952 voltage supply, one general purpose LDO, and the USB Type-C & PD
953 controller complies with the latest USB Type-C and PD standards.
955 This driver can also be built as a module. If so, the module
956 will be called "mt6370".
959 tristate "MediaTek MT6397 PMIC Support"
963 Say yes here to add support for MediaTek MT6397 PMIC. This is
964 a Power Management IC. This driver provides common support for
965 accessing the device; additional drivers must be enabled in order
966 to use the functionality of the device.
969 tristate "MEN 14F021P00 Board Management Controller Support"
973 Say yes here to add support for the MEN 14F021P00 BMC
974 which is a Board Management Controller connected to the I2C bus.
975 The device supports multiple sub-devices like LED, HWMON and WDT.
976 This driver provides common support for accessing the devices;
977 additional drivers must be enabled in order to use the
978 functionality of the BMC device.
980 This driver can also be built as a module. If so the module
981 will be called menf21bmc.
984 tristate "Microsemi Ocelot External Control Support"
985 depends on SPI_MASTER
989 Ocelot is a family of networking chips that support multiple ethernet
990 and fibre interfaces. In addition to networking, they contain several
991 other functions, including pinctrl, MDIO, and communication with
992 external chips. While some chips have an internal processor capable of
993 running an OS, others don't. All chips can be controlled externally
994 through different interfaces, including SPI, I2C, and PCIe.
996 Say yes here to add support for Ocelot chips (VSC7511, VSC7512,
997 VSC7513, VSC7514) controlled externally.
999 To compile this driver as a module, choose M here: the module will be
1005 bool "Motorola EZXPCAP Support"
1006 depends on SPI_MASTER
1008 This enables the PCAP ASIC present on EZX Phones. This is
1009 needed for MMC, TouchScreen, Sound, USB, etc..
1012 tristate "Support for Motorola CPCAP"
1014 depends on OF || COMPILE_TEST
1019 Say yes here if you want to include driver for CPCAP.
1020 It is used on many Motorola phones and tablets as a PMIC.
1021 At least Motorola Droid 4 is known to use CPCAP.
1023 config MFD_VIPERBOARD
1024 tristate "Nano River Technologies Viperboard"
1029 Say yes here if you want support for Nano River Technologies
1031 There are mfd cell drivers available for i2c master, adc and
1032 both gpios found on the board. The spi part does not yet
1034 You need to select the mfd cell drivers separately.
1035 The drivers do not support all features the board exposes.
1038 tristate "Netronix embedded controller (EC)"
1039 depends on OF || COMPILE_TEST
1044 Say yes here if you want to support the embedded controller found in
1045 certain e-book readers designed by the original design manufacturer
1049 tristate "Nokia Retu and Tahvo multi-function device"
1054 Retu and Tahvo are a multi-function devices found on Nokia
1055 Internet Tablets (770, N800 and N810).
1058 tristate "NXP PCF50633"
1062 Say yes here if you have NXP PCF50633 chip on your board.
1063 This core driver provides register access and IRQ handling
1064 facilities, and registers devices for the various functions
1065 so that function-specific drivers can bind to them.
1068 tristate "NXP PCF50633 ADC"
1069 depends on MFD_PCF50633
1071 Say yes here if you want to include support for ADC in the
1074 config PCF50633_GPIO
1075 tristate "NXP PCF50633 GPIO"
1076 depends on MFD_PCF50633
1078 Say yes here if you want to include support GPIO for pins on
1082 tristate "Philips UCB1400 Core driver"
1086 This enables support for the Philips UCB1400 core functions.
1087 The UCB1400 is an AC97 audio codec.
1089 To compile this driver as a module, choose M here: the
1090 module will be called ucb1400_core.
1093 tristate "Qualcomm PM8xxx PMIC chips driver"
1094 depends on (ARM || HEXAGON || COMPILE_TEST)
1095 select IRQ_DOMAIN_HIERARCHY
1099 If you say yes to this option, support will be included for the
1100 built-in PM8xxx PMIC chips.
1102 This is required if your board has a PM8xxx and uses its features,
1103 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
1105 Say M here if you want to include support for PM8xxx chips as a
1106 module. This will build a module called "pm8xxx-core".
1109 tristate "Qualcomm Resource Power Manager (RPM)"
1110 depends on ARCH_QCOM && OF
1112 If you say yes to this option, support will be included for the
1113 Resource Power Manager system found in the Qualcomm 8660, 8960 and
1116 This is required to access many regulators, clocks and bus
1117 frequencies controlled by the RPM on these devices.
1119 Say M here if you want to include support for the Qualcomm RPM as a
1120 module. This will build a module called "qcom_rpm".
1122 config MFD_SPMI_PMIC
1123 tristate "Qualcomm SPMI PMICs"
1124 depends on ARCH_QCOM || COMPILE_TEST
1129 This enables support for the Qualcomm SPMI PMICs.
1130 These PMICs are currently used with the Snapdragon 800 series of
1131 SoCs. Note, that this will only be useful paired with descriptions
1132 of the independent functions as children nodes in the device tree.
1134 Say M here if you want to include support for the SPMI PMIC
1135 series as a module. The module will be called "qcom-spmi-pmic".
1138 tristate "Silergy SY7636A voltage regulator"
1140 select MFD_SIMPLE_MFD_I2C
1142 Enable support for Silergy SY7636A voltage regulator.
1144 To enable support for building sub-devices as modules,
1148 tristate "RDC R-321x southbridge"
1152 Say yes here if you want to have support for the RDC R-321x SoC
1153 southbridge which provides access to GPIOs and Watchdog using the
1154 southbridge PCI device configuration space.
1157 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage"
1162 This enables support for the Richtek RT4831 that includes 4 channel
1163 WLED driving and Display Bias Voltage. It's commonly used to provide
1164 power to the LCD display and LCD backlight.
1167 tristate "Richtek RT5033 Power Management IC"
1173 This driver provides for the Richtek RT5033 Power Management IC,
1174 which includes the I2C driver and the Core APIs. This driver provides
1175 common support for accessing the device. The device supports multiple
1176 sub-devices like charger, fuel gauge, flash LED, current source,
1180 tristate "Richtek RT5120 Power Management IC"
1186 The enables support for Richtek RT5120 PMIC. It includes four high
1187 efficiency buck converters and one LDO voltage regulator. The device
1188 is targeted at providing the CPU voltage, memory, I/O and peripheral
1189 power rails in home entertainment devices.
1192 bool "Ricoh RC5T583 Power Management system device"
1197 Select this option to get support for the RICOH583 Power
1198 Management system device.
1199 This driver provides common support for accessing the device
1200 through i2c interface. The device supports multiple sub-devices
1201 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1202 Additional drivers must be enabled in order to use the
1203 different functionality of the device.
1206 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1207 depends on I2C && OF
1212 If you say yes here you get support for the RK805, RK808, RK809,
1213 RK817 and RK818 Power Management chips.
1214 This driver provides common support for accessing the device
1215 through I2C interface. The device supports multiple sub-devices
1216 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1219 tristate "Ricoh RN5T567/618 PMIC"
1226 Say yes here to add support for the Ricoh RN5T567,
1227 RN5T618, RC5T619 PMIC.
1228 This driver provides common support for accessing the device,
1229 additional drivers must be enabled in order to use the
1230 functionality of the device.
1233 tristate "Samsung Electronics PMIC Series Support"
1235 depends on OF || COMPILE_TEST
1240 Support for the Samsung Electronics PMIC devices coming
1241 usually along with Samsung Exynos SoC chipset.
1242 This driver provides common support for accessing the device,
1243 additional drivers must be enabled in order to use the functionality
1246 To compile this driver as a module, choose M here: the
1247 module will be called sec-core.
1248 Have in mind that important core drivers (like regulators) depend
1249 on this driver so building this as a module might require proper
1250 initial ramdisk or might not boot up as well in certain scenarios.
1252 config MFD_SI476X_CORE
1253 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1258 This is the core driver for the SI476x series of AM/FM
1259 radio. This MFD driver connects the radio-si476x V4L2 module
1260 and the si476x audio codec.
1262 To compile this driver as a module, choose M here: the
1263 module will be called si476x-core.
1265 config MFD_SIMPLE_MFD_I2C
1271 This driver creates a single register map with the intention for it
1272 to be shared by all sub-devices.
1274 Once the register map has been successfully initialised, any
1275 sub-devices represented by child nodes in Device Tree will be
1276 subsequently registered.
1279 tristate "Kontron sl28cpld Board Management Controller"
1281 depends on ARCH_LAYERSCAPE || COMPILE_TEST
1282 select MFD_SIMPLE_MFD_I2C
1284 Say yes here to enable support for the Kontron sl28cpld board
1285 management controller.
1287 It can be found on the following boards:
1291 tristate "Silicon Motion SM501"
1294 This is the core driver for the Silicon Motion SM501 multimedia
1295 companion chip. This device is a multifunction device which may
1296 provide numerous interfaces including USB host controller, USB gadget,
1297 asynchronous serial ports, audio functions, and a dual display video
1298 interface. The device may be connected by PCI or local bus with
1299 varying functions enabled.
1301 config MFD_SM501_GPIO
1302 bool "Export GPIO via GPIO layer"
1303 depends on MFD_SM501 && GPIOLIB
1305 This option uses the gpio library layer to export the 64 GPIO
1306 lines on the SM501. The platform data is used to supply the
1307 base number for the first GPIO line to register.
1310 tristate "Skyworks Solutions SKY81452"
1315 This is the core driver for the Skyworks SKY81452 backlight and
1316 voltage regulator device.
1318 This driver can also be built as a module. If so, the module
1319 will be called sky81452.
1321 config MFD_SC27XX_PMIC
1322 tristate "Spreadtrum SC27xx PMICs"
1323 depends on ARCH_SPRD || COMPILE_TEST
1324 depends on SPI_MASTER
1329 This enables support for the Spreadtrum SC27xx PMICs with SPI
1330 interface. The SC27xx series PMICs integrate power management,
1331 audio codec, battery management and user interface support
1332 function (such as RTC, Typec, indicator and so on) in a single chip.
1334 This driver provides common support for accessing the SC27xx PMICs,
1335 and it also adds the irq_chip parts for handling the PMIC chip events.
1338 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1339 depends on ARCH_U8500 || COMPILE_TEST
1340 default y if ARCH_U8500
1342 Say yes here if you have the ABX500 Mixed Signal IC family
1343 chips. This core driver expose register access functions.
1344 Functionality specific drivers using these functions can
1345 remain unchanged when IC changes. Binding of the functions to
1346 actual register access is done by the IC core driver.
1349 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1350 depends on ABX500_CORE && MFD_DB8500_PRCMU
1355 Select this option to enable access to AB8500 power management
1356 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1357 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1358 the irq_chip parts for handling the Mixed Signal chip events.
1359 This chip embeds various other multimedia functionalities as well.
1361 config MFD_DB8500_PRCMU
1362 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1363 depends on UX500_SOC_DB8500
1366 Select this option to enable support for the DB8500 Power Reset
1367 and Control Management Unit. This is basically an autonomous
1368 system controller running an XP70 microprocessor, which is accessed
1369 through a register map.
1372 bool "STMicroelectronics STMPE"
1373 depends on (I2C=y || SPI_MASTER=y)
1377 Support for the STMPE family of I/O Expanders from
1380 Currently supported devices are:
1382 STMPE811: GPIO, Touchscreen, ADC
1383 STMPE1601: GPIO, Keypad
1384 STMPE1801: GPIO, Keypad
1385 STMPE2401: GPIO, Keypad
1386 STMPE2403: GPIO, Keypad
1388 This driver provides common support for accessing the device,
1389 additional drivers must be enabled in order to use the functionality
1390 of the device. Currently available sub drivers are:
1393 Keypad: stmpe-keypad
1394 Touchscreen: stmpe-ts
1397 menu "STMicroelectronics STMPE Interface Drivers"
1398 depends on MFD_STMPE
1401 bool "STMicroelectronics STMPE I2C Interface"
1405 This is used to enable I2C interface of STMPE
1408 bool "STMicroelectronics STMPE SPI Interface"
1409 depends on SPI_MASTER
1411 This is used to enable SPI interface of STMPE
1415 bool "STMicroelectronics STA2X11"
1420 config MFD_SUN6I_PRCM
1421 bool "Allwinner A31/A23/A33 PRCM controller"
1422 depends on ARCH_SUNXI || COMPILE_TEST
1425 Support for the PRCM (Power/Reset/Clock Management) unit available
1426 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar
1427 hardware, but they do not use this driver.
1430 bool "System Controller Register R/W Based on Regmap"
1433 Select this option to enable accessing system control registers
1436 config MFD_DAVINCI_VOICECODEC
1441 config MFD_TI_AM335X_TSCADC
1442 tristate "TI ADC / Touch Screen chip support"
1447 If you say yes here you get support for Texas Instruments series
1448 of Touch Screen /ADC chips.
1449 To compile this driver as a module, choose M here: the
1450 module will be called ti_am335x_tscadc.
1452 config MFD_DM355EVM_MSP
1453 bool "TI DaVinci DM355 EVM microcontroller"
1454 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1456 This driver supports the MSP430 microcontroller used on these
1457 boards. MSP430 firmware manages resets and power sequencing,
1458 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1461 tristate "TI/National Semiconductor LP3943 MFD Driver"
1466 Support for the TI/National Semiconductor LP3943.
1467 This driver consists of GPIO and PWM drivers.
1468 With these functionalities, it can be used for LED string control or
1469 general usage such like a GPIO controller and a PWM controller.
1472 bool "TI LP8788 Power Management Unit Driver"
1478 TI LP8788 PMU supports regulators, battery charger, RTC,
1479 ADC, backlight driver and current sinks.
1482 tristate "TI Lighting Management Unit driver"
1487 Say yes here to enable support for TI LMU chips.
1488 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1489 LM36274. It consists of backlight, LED and regulator driver.
1490 It provides consistent device controls for lighting functions.
1492 config MFD_OMAP_USB_HOST
1493 bool "TI OMAP USBHS core and TLL driver"
1494 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1495 depends on COMMON_CLK
1498 This is the core driver for the OAMP EHCI and OHCI drivers.
1499 This MFD driver does the required setup functionalities for
1500 OMAP USB Host drivers.
1503 bool "TI Palmas series chips"
1509 If you say yes here you get support for the Palmas
1510 series of PMIC chips from Texas Instruments.
1513 tristate "TI TPS61050/61052 Boost Converters"
1518 select REGULATOR_FIXED_VOLTAGE
1520 This option enables a driver for the TP61050/TPS61052
1521 high-power "white LED driver". This boost converter is
1522 sometimes used for other things than white LEDs, and
1523 also contains a GPIO pin.
1526 tristate "TI TPS6501x Power Management chips"
1527 depends on I2C && GPIOLIB
1528 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1530 If you say yes here you get support for the TPS6501x series of
1531 Power Management chips. These include voltage regulators,
1532 lithium ion/polymer battery charging, and other features that
1533 are often used in portable devices like cell phones and cameras.
1535 This driver can also be built as a module. If so, the module
1536 will be called tps65010.
1539 tristate "TI TPS6507x Power Management / Touch Screen chips"
1543 If you say yes here you get support for the TPS6507x series of
1544 Power Management / Touch Screen chips. These include voltage
1545 regulators, lithium ion/polymer battery charging, touch screen
1546 and other features that are often used in portable devices.
1547 This driver can also be built as a module. If so, the module
1548 will be called tps6507x.
1551 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1558 If you say yes here you get support for the TPS65086 series of
1559 Power Management chips.
1560 This driver provides common support for accessing the device,
1561 additional drivers must be enabled in order to use the
1562 functionality of the device.
1564 config TPS65911_COMPARATOR
1568 bool "TI TPS65090 Power Management chips"
1574 If you say yes here you get support for the TPS65090 series of
1575 Power Management chips.
1576 This driver provides common support for accessing the device,
1577 additional drivers must be enabled in order to use the
1578 functionality of the device.
1581 tristate "TI TPS65217 Power Management / White LED chips"
1582 depends on I2C && OF
1587 If you say yes here you get support for the TPS65217 series of
1588 Power Management / White LED chips.
1589 These include voltage regulators, lithium ion/polymer battery
1590 charger, wled and other features that are often used in portable
1593 This driver can also be built as a module. If so, the module
1594 will be called tps65217.
1596 config MFD_TI_LP873X
1597 tristate "TI LP873X Power Management IC"
1602 If you say yes here then you get support for the LP873X series of
1603 Power Management Integrated Circuits (PMIC).
1604 These include voltage regulators, thermal protection, configurable
1605 General Purpose Outputs (GPO) that are used in portable devices.
1607 This driver can also be built as a module. If so, the module
1608 will be called lp873x.
1610 config MFD_TI_LP87565
1611 tristate "TI LP87565 Power Management IC"
1612 depends on I2C && OF
1616 If you say yes here then you get support for the LP87565 series of
1617 Power Management Integrated Circuits (PMIC).
1618 These include voltage regulators, thermal protection, configurable
1619 General Purpose Outputs (GPO) that are used in portable devices.
1621 This driver can also be built as a module. If so, the module
1622 will be called lp87565.
1625 tristate "TI TPS65218 Power Management chips"
1626 depends on I2C && OF
1631 If you say yes here you get support for the TPS65218 series of
1632 Power Management chips.
1633 These include voltage regulators, gpio and other features
1634 that are often used in portable devices.
1636 This driver can also be built as a module. If so, the module
1637 will be called tps65218.
1640 bool "TI TPS6586x Power Management chips"
1645 If you say yes here you get support for the TPS6586X series of
1646 Power Management chips.
1647 This driver provides common support for accessing the device,
1648 additional drivers must be enabled in order to use the
1649 functionality of the device.
1651 This driver can also be built as a module. If so, the module
1652 will be called tps6586x.
1655 bool "TI TPS65910 Power Management chip"
1657 depends on GPIOLIB || COMPILE_TEST
1663 if you say yes here you get support for the TPS65910 series of
1664 Power Management chips.
1672 config MFD_TPS65912_I2C
1673 tristate "TI TPS65912 Power Management chip with I2C"
1678 If you say yes here you get support for the TPS65912 series of
1679 PM chips with I2C interface.
1681 config MFD_TPS65912_SPI
1682 tristate "TI TPS65912 Power Management chip with SPI"
1685 depends on SPI_MASTER
1687 If you say yes here you get support for the TPS65912 series of
1688 PM chips with SPI interface.
1691 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1696 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1697 This core driver provides register access and IRQ handling
1698 facilities, and registers devices for the various functions
1699 so that function-specific drivers can bind to them.
1701 These multi-function chips are found on many OMAP2 and OMAP3
1702 boards, providing power management, RTC, GPIO, keypad, a
1703 high speed USB OTG transceiver, an audio codec (on most
1704 versions) and many other features.
1706 config TWL4030_POWER
1707 bool "TI TWL4030 power resources"
1708 depends on TWL4030_CORE && ARM
1710 Say yes here if you want to use the power resources on the
1711 TWL4030 family chips. Most of these resources are regulators,
1712 which have a separate driver; some are control signals, such
1713 as clock request handshaking.
1715 This driver uses board-specific data to initialize the resources
1716 and load scripts controlling which resources are switched off/on
1717 or reset when a sleep, wakeup or warm reset event occurs.
1719 config MFD_TWL4030_AUDIO
1720 bool "TI TWL4030 Audio"
1721 depends on TWL4030_CORE
1726 bool "TI TWL6040 audio codec"
1733 Say yes here if you want support for Texas Instruments TWL6040 audio
1735 This driver provides common support for accessing the device,
1736 additional drivers must be enabled in order to use the
1737 functionality of the device (audio, vibra).
1740 bool "TI TWL92330/Menelaus PM chip"
1741 depends on I2C=y && ARCH_OMAP2
1743 If you say yes here you get support for the Texas Instruments
1744 TWL92330/Menelaus Power Management chip. This include voltage
1745 regulators, Dual slot memory card transceivers, real-time clock
1746 and other features that are often used in portable devices like
1747 cell phones and PDAs.
1749 config MFD_WL1273_CORE
1750 tristate "TI WL1273 FM radio"
1755 This is the core driver for the TI WL1273 FM radio. This MFD
1756 driver connects the radio-wl1273 V4L2 module and the wl1273
1760 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1765 Say yes here to enable support for National Semiconductor / TI
1766 LM3533 Lighting Power chips.
1768 This driver provides common support for accessing the device;
1769 additional drivers must be enabled in order to use the LED,
1770 backlight or ambient-light-sensor functionality of the device.
1772 config MFD_TIMBERDALE
1773 tristate "Timberdale FPGA"
1775 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1777 This is the core driver for the timberdale FPGA. This device is a
1778 multifunction device which exposes numerous platform devices.
1780 The timberdale FPGA can be found on the Intel Atom development board
1781 for in-vehicle infontainment, called Russellville.
1784 bool "Toshiba TC35892 and variants"
1789 Support for the Toshiba TC35892 and variants I/O Expander.
1791 This driver provides common support for accessing the device,
1792 additional drivers must be enabled in order to use the
1793 functionality of the device.
1800 bool "Toshiba T7L66XB"
1801 depends on ARM && HAVE_CLK
1805 Support for Toshiba Mobile IO Controller T7L66XB
1808 bool "Toshiba TC6387XB"
1809 depends on ARM && HAVE_CLK
1813 Support for Toshiba Mobile IO Controller TC6387XB
1816 bool "Toshiba TC6393XB"
1817 depends on ARM && HAVE_CLK
1822 Support for Toshiba Mobile IO Controller TC6393XB
1825 tristate "TQ-Systems IO controller TQMX86"
1828 Say yes here to enable support for various functions of the
1829 TQ-Systems IO controller and watchdog device, found on their
1830 ComExpress CPU modules.
1833 tristate "VIA VX855/VX875 integrated south bridge"
1837 Say yes here to enable support for various functions of the
1838 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1839 and/or vx855_gpio drivers for this to do anything useful.
1841 config MFD_LOCHNAGAR
1842 bool "Cirrus Logic Lochnagar Audio Development Board"
1845 depends on I2C=y && OF
1847 Support for Cirrus Logic Lochnagar audio development board.
1855 config MFD_ARIZONA_I2C
1856 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1861 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1862 audio SoC core functionality controlled via I2C.
1864 config MFD_ARIZONA_SPI
1865 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1868 depends on SPI_MASTER
1870 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1871 audio SoC core functionality controlled via SPI.
1874 bool "Cirrus Logic CS47L24 and WM1831"
1875 depends on MFD_ARIZONA
1877 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1880 bool "Wolfson Microelectronics WM5102"
1881 depends on MFD_ARIZONA
1883 Support for Wolfson Microelectronics WM5102 low power audio SoC
1886 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1887 depends on MFD_ARIZONA
1889 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1893 bool "Wolfson Microelectronics WM8997"
1894 depends on MFD_ARIZONA
1896 Support for Wolfson Microelectronics WM8997 low power audio SoC
1899 bool "Wolfson Microelectronics WM8998"
1900 depends on MFD_ARIZONA
1902 Support for Wolfson Microelectronics WM8998 low power audio SoC
1905 bool "Wolfson Microelectronics WM8400"
1910 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1911 CODEC. This driver provides common support for accessing
1912 the device, additional drivers must be enabled in order to use
1913 the functionality of the device.
1918 config MFD_WM831X_I2C
1919 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1926 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1927 when controlled using I2C. This driver provides common support
1928 for accessing the device, additional drivers must be enabled in
1929 order to use the functionality of the device.
1931 config MFD_WM831X_SPI
1932 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1937 depends on SPI_MASTER
1939 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1940 when controlled using SPI. This driver provides common support
1941 for accessing the device, additional drivers must be enabled in
1942 order to use the functionality of the device.
1947 config MFD_WM8350_I2C
1948 bool "Wolfson Microelectronics WM8350 with I2C"
1953 The WM8350 is an integrated audio and power management
1954 subsystem with watchdog and RTC functionality for embedded
1955 systems. This option enables core support for the WM8350 with
1956 I2C as the control interface. Additional options must be
1957 selected to enable support for the functionality of the chip.
1960 tristate "Wolfson Microelectronics WM8994"
1966 The WM8994 is a highly integrated hi-fi CODEC designed for
1967 smartphone applications. As well as audio functionality it
1968 has on board GPIO and regulator functionality which is
1969 supported via the relevant subsystems. This driver provides
1970 core support for the WM8994, in order to use the actual
1971 functionality of the device other drivers must be enabled.
1974 tristate "Wolfson Microelectronics WM97xx"
1977 select AC97_BUS_COMPAT
1978 depends on AC97_BUS_NEW
1980 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1981 designed for smartphone applications. As well as audio functionality
1982 it has on board GPIO and a touchscreen functionality which is
1983 supported via the relevant subsystems. This driver provides core
1984 support for the WM97xx, in order to use the actual functionality of
1985 the device other drivers must be enabled.
1988 tristate "Support for ST Microelectronics STw481x"
1989 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1993 Select this option to enable the STw481x chip driver used
1994 in various ST Microelectronics and ST-Ericsson embedded
1997 config MFD_ROHM_BD718XX
1998 tristate "ROHM BD71837 Power Management IC"
2005 Select this option to get support for the ROHM BD71837
2006 Power Management ICs. BD71837 is designed to power processors like
2007 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
2008 and emergency shut down as well as 32,768KHz clock output.
2010 config MFD_ROHM_BD71828
2011 tristate "ROHM BD71828 and BD71815 Power Management IC"
2018 Select this option to get support for the ROHM BD71828 and BD71815
2019 Power Management ICs. BD71828GW and BD71815AGW are single-chip power
2020 management ICs mainly for battery-powered portable devices.
2021 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815
2022 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide
2023 also a single-cell linear charger, a Coulomb counter, a real-time
2024 clock (RTC), GPIOs and a 32.768 kHz clock gate.
2026 config MFD_ROHM_BD957XMUF
2027 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
2034 Select this option to get support for the ROHM BD9576MUF and
2035 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
2036 designed to be used to power R-Car series processors.
2038 config MFD_STM32_LPTIMER
2039 tristate "Support for STM32 Low-Power Timer"
2040 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2045 Select this option to enable STM32 Low-Power Timer driver
2046 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
2047 resources are also dealt with here.
2049 To compile this driver as a module, choose M here: the
2050 module will be called stm32-lptimer.
2052 config MFD_STM32_TIMERS
2053 tristate "Support for STM32 Timers"
2054 depends on (ARCH_STM32 && OF) || COMPILE_TEST
2059 Select this option to enable STM32 timers driver used
2060 for PWM and IIO Timer. This driver allow to share the
2061 registers between the others drivers.
2064 tristate "Support for STPMIC1 PMIC"
2065 depends on (I2C=y && OF)
2070 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
2071 key, watchdog and regulator functionalities which are supported via
2072 the relevant subsystems. This driver provides core support for the
2073 STPMIC1. In order to use the actual functionality of the device other
2074 drivers must be enabled.
2076 To compile this driver as a module, choose M here: the
2077 module will be called stpmic1.
2080 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
2082 depends on OF || COMPILE_TEST
2086 Support for the STMicroelectronics Multi-Function eXpander.
2088 This driver provides common support for accessing the device,
2089 additional drivers must be enabled in order to use the functionality
2093 tristate "Support for WCD9340/WCD9341 Codec"
2096 select REGMAP_SLIMBUS
2100 Support for the Qualcomm WCD9340/WCD9341 Codec.
2101 This driver provides common support WCD934x audio codec and its
2102 associated Pin Controller, Soundwire Controller and Audio codec.
2110 config MFD_ATC260X_I2C
2111 tristate "Actions Semi ATC260x PMICs with I2C"
2116 Support for the Actions Semi ATC260x PMICs controlled via I2C.
2118 This driver provides common support for accessing the ATC2603C
2119 and ATC2609A chip variants, additional drivers must be enabled
2120 in order to use the functionality of the device.
2122 config MFD_KHADAS_MCU
2123 tristate "Support for Khadas System control Microcontroller"
2125 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST
2129 Support for the Khadas System control Microcontroller interface
2130 present on their VIM and Edge boards.
2132 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and
2135 It provides multiple boot control features like password check,
2136 power-on options, power-off control and system FAN control on recent
2139 This driver provides common support for accessing the device,
2140 additional drivers must be enabled in order to use the functionality
2143 config MFD_ACER_A500_EC
2144 tristate "Support for Acer Iconia Tab A500 Embedded Controller"
2146 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST
2150 Support for Embedded Controller found on Acer Iconia Tab A500.
2151 The controller itself is ENE KB930, it is running firmware
2152 customized for the specific needs of the Acer A500 hardware.
2154 config MFD_QCOM_PM8008
2155 tristate "QCOM PM8008 Power Management IC"
2156 depends on I2C && OF
2160 Select this option to get support for the Qualcomm Technologies, Inc.
2161 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates
2162 all the necessary power management, housekeeping, and interface
2163 support functions into a single IC. This driver provides common
2164 support for accessing the device by instantiating all the child nodes
2165 under it in the device tree. Additional drivers must be enabled in
2166 order to use the functionality of the device.
2168 menu "Multimedia Capabilities Port drivers"
2169 depends on ARCH_SA1100
2176 tristate "Support SA11x0 MCP interface"
2177 depends on ARCH_SA1100
2182 tristate "Support for UCB1200 / UCB1300"
2183 depends on MCP_SA11X0
2186 config MCP_UCB1200_TS
2187 tristate "Touchscreen interface support"
2188 depends on MCP_UCB1200 && INPUT
2192 config MFD_VEXPRESS_SYSREG
2193 tristate "Versatile Express System Registers"
2194 depends on VEXPRESS_CONFIG && GPIOLIB
2196 select GPIO_GENERIC_PLATFORM
2200 System Registers are the platform configuration block
2201 on the ARM Ltd. Versatile Express board.
2204 tristate "RAVE SP MCU core driver"
2205 depends on SERIAL_DEV_BUS
2208 Select this to get support for the Supervisory Processor
2209 device found on several devices in RAVE line of hardware.
2212 bool "SGI IOC3 core driver"
2213 depends on PCI && MIPS && 64BIT
2216 This option enables basic support for the SGI IOC3-based
2217 controller cards. This option does not enable any specific
2218 functions on such a card, but provides necessary infrastructure
2219 for other drivers to utilize.
2221 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2222 then say Y. Otherwise say N.
2224 config MFD_INTEL_M10_BMC
2225 tristate "Intel MAX 10 Board Management Controller"
2226 depends on SPI_MASTER
2227 select REGMAP_SPI_AVMM
2230 Support for the Intel MAX 10 board management controller using the
2233 This driver provides common support for accessing the device,
2234 additional drivers must be enabled in order to use the functionality
2238 tristate "Renesas Synchronization Management Unit with I2C"
2239 depends on I2C && OF
2243 Support for the Renesas Synchronization Management Unit, such as
2244 Clockmatrix and 82P33XXX series. This option supports I2C as
2245 the control interface.
2247 This driver provides common support for accessing the device.
2248 Additional drivers must be enabled in order to use the functionality
2252 tristate "Renesas Synchronization Management Unit with SPI"
2253 depends on SPI && OF
2257 Support for the Renesas Synchronization Management Unit, such as
2258 Clockmatrix and 82P33XXX series. This option supports SPI as
2259 the control interface.
2261 This driver provides common support for accessing the device.
2262 Additional drivers must be enabled in order to use the functionality