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_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_SOCFPGA || ARCH_STRATIX10) && OF
38 Select this to get System Manager support for all Altera branded
39 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
40 using regmap_mmio accesses for ARM32 parts and SMC calls to
44 tristate "Active-semi ACT8945A"
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
51 linear regulators, along with a complete ActivePath battery
54 config MFD_SUN4I_GPADC
55 tristate "Allwinner sunxi platforms' GPADC MFD driver"
59 depends on ARCH_SUNXI || COMPILE_TEST
60 depends on !TOUCHSCREEN_SUN4I
62 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
63 This driver will only map the hardware interrupt and registers, you
64 have to select individual drivers based on this MFD to be able to use
65 the ADC or the thermal sensor. This will try to probe the ADC driver
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
68 To compile this driver as a module, choose M here: the module will be
78 Support for the AS3711 PMIC from AMS
81 tristate "ams AS3722 Power Management IC"
85 depends on I2C=y && OF
87 The ams AS3722 is a compact system PMU suitable for mobile phones,
88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
89 controllers, 11 LDOs, RTC, automatic battery, temperature and
90 over current monitoring, GPIOs, ADC and a watchdog.
93 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
96 Say yes here to add support for Analog Devices AD5520 and ADP5501,
97 Multifunction Power Management IC. This includes
98 the I2C driver and the core APIs _only_, you have to select
99 individual components like LCD backlight, LEDs, GPIOs and Kepad
100 under the corresponding menus.
102 config MFD_AAT2870_CORE
103 bool "AnalogicTech AAT2870"
106 depends on GPIOLIB || COMPILE_TEST
108 If you say yes here you get support for the AAT2870.
109 This driver provides common support for accessing the device,
110 additional drivers must be enabled in order to use the
111 functionality of the device.
113 config MFD_AT91_USART
114 tristate "AT91 USART Driver"
116 depends on ARCH_AT91 || COMPILE_TEST
118 Select this to get support for AT91 USART IP. This is a wrapper
119 over at91-usart-serial driver and usart-spi-driver. Only one function
120 can be used at a time. The choice is done at boot time by the probe
121 function of this MFD driver according to a device tree property.
123 config MFD_ATMEL_FLEXCOM
124 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
128 Select this to get support for Atmel Flexcom. This is a wrapper
129 which embeds a SPI controller, a I2C controller and a USART. Only
130 one function can be used at a time. The choice is done at boot time
131 by the probe function of this MFD driver according to a device tree
134 config MFD_ATMEL_HLCDC
135 tristate "Atmel HLCDC (High-end LCD Controller)"
140 If you say yes here you get support for the HLCDC block.
141 This driver provides common support for accessing the device,
142 additional drivers must be enabled in order to use the
143 functionality of the device.
150 tristate "Broadcom BCM590xx PMUs"
155 Support for the BCM590xx PMUs from Broadcom
158 tristate "ROHM BD9571MWV PMIC"
164 Support for the ROHM BD9571MWV PMIC, which contains single
165 voltage regulator, voltage sampling units, GPIO block and
168 This driver can also be built as a module. If so, the module
169 will be called bd9571mwv.
172 tristate "X-Powers AC100"
176 If you say Y here you get support for the X-Powers AC100 audio codec
178 This driver include only the core APIs. You have to select individual
179 components like codecs or RTC under the corresponding menus.
186 config MFD_AXP20X_I2C
187 tristate "X-Powers AXP series PMICs with I2C"
192 If you say Y here you get support for the X-Powers AXP series power
193 management ICs (PMICs) controlled with I2C.
194 This driver include only the core APIs. You have to select individual
195 components like regulators or the PEK (Power Enable Key) under the
198 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
199 (builtin) and not a module, as the OpRegion must be available as
200 soon as possible. For the same reason the I2C bus driver options
201 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
203 config MFD_AXP20X_RSB
204 tristate "X-Powers AXP series PMICs with RSB"
208 If you say Y here you get support for the X-Powers AXP series power
209 management ICs (PMICs) controlled with RSB.
210 This driver include only the core APIs. You have to select individual
211 components like regulators or the PEK (Power Enable Key) under the
214 config MFD_CROS_EC_DEV
215 tristate "ChromeOS Embedded Controller multifunction device"
220 Select this to get support for ChromeOS Embedded Controller
221 sub-devices. This driver will instantiate additional drivers such
222 as RTC, USBPD, etc. but you have to select the individual drivers.
224 To compile this driver as a module, choose M here: the module will be
228 tristate "Cirrus Logic Madera codecs"
234 select PINCTRL_MADERA
236 Support for the Cirrus Logic Madera platform audio codecs
238 config MFD_MADERA_I2C
239 tristate "Cirrus Logic Madera codecs with I2C"
240 depends on MFD_MADERA
244 Support for the Cirrus Logic Madera platform audio SoC
245 core functionality controlled via I2C.
247 config MFD_MADERA_SPI
248 tristate "Cirrus Logic Madera codecs with SPI"
249 depends on MFD_MADERA
250 depends on SPI_MASTER
253 Support for the Cirrus Logic Madera platform audio SoC
254 core functionality controlled via SPI.
257 bool "Cirrus Logic CS47L15"
258 select PINCTRL_CS47L15
259 depends on MFD_MADERA
261 Support for Cirrus Logic CS47L15 Smart Codec
264 bool "Cirrus Logic CS47L35"
265 select PINCTRL_CS47L35
266 depends on MFD_MADERA
268 Support for Cirrus Logic CS47L35 Smart Codec
271 bool "Cirrus Logic CS47L85"
272 select PINCTRL_CS47L85
273 depends on MFD_MADERA
275 Support for Cirrus Logic CS47L85 Smart Codec
278 bool "Cirrus Logic CS47L90/91"
279 select PINCTRL_CS47L90
280 depends on MFD_MADERA
282 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
285 bool "Cirrus Logic CS47L92/93"
286 select PINCTRL_CS47L92
287 depends on MFD_MADERA
289 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
293 depends on GPIOLIB && ARM
296 This driver supports the ASIC3 multifunction chip found on many
297 PDAs (mainly iPAQ and HTC based ones)
300 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
303 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
304 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
305 usually found on PXA processors-based platforms. This includes
306 the I2C driver and the core APIs _only_, you have to select
307 individual components like LCD backlight, voltage regulators,
308 LEDs and battery-charger under the corresponding menus.
314 config MFD_DA9052_SPI
315 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
319 depends on SPI_MASTER=y
321 Support for the Dialog Semiconductor DA9052 PMIC
322 when controlled using SPI. This driver provides common support
323 for accessing the device, additional drivers must be enabled in
324 order to use the functionality of the device.
326 config MFD_DA9052_I2C
327 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
333 Support for the Dialog Semiconductor DA9052 PMIC
334 when controlled using I2C. 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.
339 bool "Dialog Semiconductor DA9055 PMIC Support"
345 Say yes here for support of Dialog Semiconductor DA9055. This is
346 a Power Management IC. This driver provides common support for
347 accessing the device as well as the I2C interface to the chip itself.
348 Additional drivers must be enabled in order to use the functionality
351 This driver can be built as a module. If built as a module it will be
355 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
361 Say yes here for support for the Dialog Semiconductor DA9061 and
363 This includes the I2C driver and core APIs.
364 Additional drivers must be enabled in order to use the functionality
368 tristate "Dialog Semiconductor DA9063 PMIC Support"
374 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
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 DA9150 Charger Fuel-Gauge chip"
386 This adds support for the DA9150 integrated charger and fuel-gauge
387 chip. This driver provides common support for accessing the device.
388 Additional drivers must be enabled in order to use the specific
389 features of the device.
392 tristate "Diolan DLN2 support"
396 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
397 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
398 etc. must be enabled in order to use the functionality of
401 config MFD_EXYNOS_LPASS
402 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
403 depends on ARCH_EXYNOS || COMPILE_TEST
407 Select this option to enable support for Samsung Exynos Low Power
412 depends on (SPI_MASTER || I2C)
416 Enable support for the Freescale MC13783 and MC13892 PMICs.
417 This driver provides common support for accessing the device,
418 additional drivers must be enabled in order to use the
419 functionality of the device.
421 config MFD_MC13XXX_SPI
422 tristate "Freescale MC13783 and MC13892 SPI interface"
423 depends on SPI_MASTER
427 Select this if your MC13xxx is connected via an SPI bus.
429 config MFD_MC13XXX_I2C
430 tristate "Freescale MC13892 I2C interface"
435 Select this if your MC13xxx is connected via an I2C bus.
438 tristate "Freescale i.MX23/i.MX28 LRADC"
439 depends on ARCH_MXS || COMPILE_TEST
443 Say yes here to build support for the Low Resolution
444 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
445 processors. This driver provides common support for accessing the
446 device, additional drivers must be enabled in order to use the
447 functionality of the device:
448 mxs-lradc-adc for ADC readings
449 mxs-lradc-ts for touchscreen support
451 This driver can also be built as a module. If so, the module will be
454 config MFD_MX25_TSADC
455 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
457 depends on (SOC_IMX25 && OF) || COMPILE_TEST
459 Enable support for the integrated Touchscreen and ADC unit of the
460 i.MX25 processors. They consist of a conversion queue for general
461 purpose ADC and a queue for Touchscreens.
463 config MFD_HI6421_PMIC
464 tristate "HiSilicon Hi6421 PMU/Codec IC"
469 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
470 functions, such as regulators, RTC, codec, Coulomb counter, etc.
471 This driver includes core APIs _only_. You have to select
472 individul components like voltage regulators under corresponding
473 menus in order to enable them.
474 We communicate with the Hi6421 via memory-mapped I/O.
476 config MFD_HI655X_PMIC
477 tristate "HiSilicon Hi655X series PMU/Codec IC"
478 depends on ARCH_HISI || COMPILE_TEST
484 Select this option to enable Hisilicon hi655x series pmic driver.
487 tristate "HTC PASIC3 LED/DS1WM chip support"
490 This core driver provides register access for the LED/DS1WM
491 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
492 HTC Magician devices, respectively. Actual functionality is
493 handled by the leds-pasic3 and ds1wm drivers.
496 bool "HTC I2C PLD chip support"
497 depends on I2C=y && GPIOLIB
499 If you say yes here you get support for the supposed CPLD
500 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
501 This device provides input and output GPIOs through an I2C
502 interface to one or more sub-chips.
504 config MFD_INTEL_QUARK_I2C_GPIO
505 tristate "Intel Quark MFD I2C GPIO"
508 depends on COMMON_CLK
511 This MFD provides support for I2C and GPIO that exist only
512 in a single PCI device. It splits the 2 IO devices to
513 their respective IO driver.
514 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
517 tristate "Intel ICH LPC"
521 The LPC bridge function of the Intel ICH provides support for
522 many functional units. This driver provides needed support for
523 other drivers to control these functions, currently GPIO and
527 tristate "Intel SCH LPC"
531 LPC bridge function of the Intel SCH provides support for
532 System Management Bus and General Purpose I/O.
534 config INTEL_SOC_PMIC
535 bool "Support for Crystal Cove PMIC"
536 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
537 depends on X86 || COMPILE_TEST
538 depends on I2C_DESIGNWARE_PLATFORM=y
543 Select this option to enable support for Crystal Cove PMIC
544 on some Intel SoC systems. The PMIC provides ADC, GPIO,
545 thermal, charger and related power management functions
548 This option is a bool as it provides an ACPI OpRegion which must be
549 available before any devices using it are probed. This option also
550 causes the designware-i2c driver to be builtin for the same reason.
552 config INTEL_SOC_PMIC_BXTWC
553 tristate "Support for Intel Broxton Whiskey Cove PMIC"
554 depends on INTEL_PMC_IPC
558 Select this option to enable support for Whiskey Cove PMIC
559 on Intel Broxton systems. The PMIC provides ADC, GPIO,
560 thermal, charger and related power management functions
563 config INTEL_SOC_PMIC_CHTWC
564 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
565 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
566 depends on X86 || COMPILE_TEST
567 depends on I2C_DESIGNWARE_PLATFORM=y
572 Select this option to enable support for the Intel Cherry Trail
573 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
575 This option is a bool as it provides an ACPI OpRegion which must be
576 available before any devices using it are probed. This option also
577 causes the designware-i2c driver to be builtin for the same reason.
579 config INTEL_SOC_PMIC_CHTDC_TI
580 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
589 Select this option for supporting Dollar Cove (TI version) PMIC
590 device that is found on some Intel Cherry Trail systems.
592 config INTEL_SOC_PMIC_MRFLD
593 tristate "Support for Intel Merrifield Basin Cove PMIC"
596 depends on INTEL_SCU_IPC
600 Select this option for supporting Basin Cove PMIC device
601 that is found on Intel Merrifield systems.
603 config MFD_INTEL_LPSS
608 config MFD_INTEL_LPSS_ACPI
609 tristate "Intel Low Power Subsystem support in ACPI mode"
610 select MFD_INTEL_LPSS
611 depends on X86 && ACPI
613 This driver supports Intel Low Power Subsystem (LPSS) devices such as
614 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
617 config MFD_INTEL_LPSS_PCI
618 tristate "Intel Low Power Subsystem support in PCI mode"
619 select MFD_INTEL_LPSS
620 depends on X86 && PCI
622 This driver supports Intel Low Power Subsystem (LPSS) devices such as
623 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
626 config MFD_INTEL_MSIC
628 depends on INTEL_SCU_IPC
631 Select this option to enable access to Intel MSIC (Avatele
632 Passage) chip. This chip embeds audio, battery, GPIO, etc.
633 devices used in Intel Medfield platforms.
635 config MFD_IPAQ_MICRO
636 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
637 depends on SA1100_H3100 || SA1100_H3600
640 Select this to get support for the Microcontroller found in
641 the Compaq iPAQ handheld computers. This is an Atmel
642 AT90LS8535 microcontroller flashed with a special iPAQ
643 firmware using the custom protocol implemented in this driver.
645 config MFD_JANZ_CMODIO
646 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
650 This is the core driver for the Janz CMOD-IO PCI MODULbus
651 carrier board. This device is a PCI to MODULbus bridge which may
652 host many different types of MODULbus daughterboards, including
653 CAN and GPIO controllers.
656 tristate "Kontron module PLD device"
659 This is the core driver for the PLD (Programmable Logic Device) found
660 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
661 device may provide functions like watchdog, GPIO, UART and I2C bus.
663 The following modules are supported:
670 * COMe-bPC2 (ETXexpress-PC)
671 * COMe-bSC# (ETXexpress-SC T#)
677 * COMe-cDC2 (microETXexpress-DC)
680 * COMe-cPC2 (microETXexpress-PC)
685 * COMe-mTT10 (nanoETXexpress-TT)
688 This driver can also be built as a module. If so, the module
689 will be called kempld-core.
692 tristate "Marvell 88PM800"
698 This supports for Marvell 88PM800 Power Management IC.
699 This includes the I2C driver and the core APIs _only_, you have to
700 select individual components like voltage regulators, RTC and
701 battery-charger under the corresponding menus.
704 tristate "Marvell 88PM805"
710 This supports for Marvell 88PM805 Power Management IC. This includes
711 the I2C driver and the core APIs _only_, you have to select individual
712 components like codec device, headset/Mic device under the
716 bool "Marvell 88PM8606/88PM8607"
721 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
722 This includes the I2C driver and the core APIs _only_, you have to
723 select individual components like voltage regulators, RTC and
724 battery-charger under the corresponding menus.
727 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
734 Say yes here to add support for Maxim Semiconductor MAX14577 and
735 MAX77836 Micro-USB ICs with battery charger.
736 This driver provides common support for accessing the device;
737 additional drivers must be enabled in order to use the functionality
741 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
743 depends on OF || COMPILE_TEST
749 Say yes here to add support for Maxim Semiconductor MAX77620 and
750 MAX20024 which are Power Management IC with General purpose pins,
751 RTC, regulators, clock generator, watchdog etc. This driver
752 provides common support for accessing the device; additional drivers
753 must be enabled in order to use the functionality of the device.
756 tristate "Maxim MAX77650/77651 PMIC Support"
758 depends on OF || COMPILE_TEST
762 Say Y here to add support for Maxim Semiconductor MAX77650 and
763 MAX77651 Power Management ICs. This is the core multifunction
764 driver for interacting with the device. The module name is
765 'max77650'. Additional drivers can be enabled in order to use
766 the following functionalities of the device: GPIO, regulator,
770 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
772 depends on OF || COMPILE_TEST
778 Say yes here to add support for Maxim Semiconductor MAX77686 and
779 MAX77802 which are Power Management IC with an RTC on chip.
780 This driver provides common support for accessing the device;
781 additional drivers must be enabled in order to use the functionality
785 tristate "Maxim Semiconductor MAX77693 PMIC Support"
791 Say yes here to add support for Maxim Semiconductor MAX77693.
792 This is a companion Power Management IC with Flash, Haptic, Charger,
793 and MUIC(Micro USB Interface Controller) controls on chip.
794 This driver provides common support for accessing the device;
795 additional drivers must be enabled in order to use the functionality
799 bool "Maxim Semiconductor MAX77843 PMIC Support"
805 Say yes here to add support for Maxim Semiconductor MAX77843.
806 This is companion Power Management IC with LEDs, Haptic, Charger,
807 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
808 This driver provides common support for accessing the device;
809 additional drivers must be enabled in order to use the functionality
813 tristate "Maxim Semiconductor MAX8907 PMIC Support"
819 Say yes here to add support for Maxim Semiconductor MAX8907. This is
820 a Power Management IC. This driver provides common support for
821 accessing the device; additional drivers must be enabled in order
822 to use the functionality of the device.
825 bool "Maxim Semiconductor MAX8925 PMIC Support"
829 Say yes here to add support for Maxim Semiconductor MAX8925. This is
830 a Power Management IC. This driver provides common support for
831 accessing the device, additional drivers must be enabled in order
832 to use the functionality of the device.
835 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
840 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
841 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
842 MUIC controls on chip.
843 This driver provides common support for accessing the device;
844 additional drivers must be enabled in order to use the functionality
848 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
853 Say yes here to add support for Maxim Semiconductor MAX8998 and
854 National Semiconductor LP3974. This is a Power Management IC.
855 This driver provides common support for accessing the device,
856 additional drivers must be enabled in order to use the functionality
860 tristate "MediaTek MT6397 PMIC Support"
864 Say yes here to add support for MediaTek MT6397 PMIC. This is
865 a Power Management IC. This driver provides common support for
866 accessing the device; additional drivers must be enabled in order
867 to use the functionality of the device.
870 tristate "MEN 14F021P00 Board Management Controller Support"
874 Say yes here to add support for the MEN 14F021P00 BMC
875 which is a Board Management Controller connected to the I2C bus.
876 The device supports multiple sub-devices like LED, HWMON and WDT.
877 This driver provides common support for accessing the devices;
878 additional drivers must be enabled in order to use the
879 functionality of the BMC device.
881 This driver can also be built as a module. If so the module
882 will be called menf21bmc.
885 bool "Motorola EZXPCAP Support"
886 depends on SPI_MASTER
888 This enables the PCAP ASIC present on EZX Phones. This is
889 needed for MMC, TouchScreen, Sound, USB, etc..
892 tristate "Support for Motorola CPCAP"
894 depends on OF || COMPILE_TEST
898 Say yes here if you want to include driver for CPCAP.
899 It is used on many Motorola phones and tablets as a PMIC.
900 At least Motorola Droid 4 is known to use CPCAP.
902 config MFD_VIPERBOARD
903 tristate "Nano River Technologies Viperboard"
908 Say yes here if you want support for Nano River Technologies
910 There are mfd cell drivers available for i2c master, adc and
911 both gpios found on the board. The spi part does not yet
913 You need to select the mfd cell drivers separately.
914 The drivers do not support all features the board exposes.
917 tristate "Nokia Retu and Tahvo multi-function device"
922 Retu and Tahvo are a multi-function devices found on Nokia
923 Internet Tablets (770, N800 and N810).
926 tristate "NXP PCF50633"
930 Say yes here if you have NXP PCF50633 chip on your board.
931 This core driver provides register access and IRQ handling
932 facilities, and registers devices for the various functions
933 so that function-specific drivers can bind to them.
936 tristate "NXP PCF50633 ADC"
937 depends on MFD_PCF50633
939 Say yes here if you want to include support for ADC in the
943 tristate "NXP PCF50633 GPIO"
944 depends on MFD_PCF50633
946 Say yes here if you want to include support GPIO for pins on
950 tristate "Philips UCB1400 Core driver"
954 This enables support for the Philips UCB1400 core functions.
955 The UCB1400 is an AC97 audio codec.
957 To compile this driver as a module, choose M here: the
958 module will be called ucb1400_core.
961 tristate "Qualcomm PM8xxx PMIC chips driver"
962 depends on (ARM || HEXAGON || COMPILE_TEST)
963 select IRQ_DOMAIN_HIERARCHY
967 If you say yes to this option, support will be included for the
968 built-in PM8xxx PMIC chips.
970 This is required if your board has a PM8xxx and uses its features,
971 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
973 Say M here if you want to include support for PM8xxx chips as a
974 module. This will build a module called "pm8xxx-core".
977 tristate "Qualcomm Resource Power Manager (RPM)"
978 depends on ARCH_QCOM && OF
980 If you say yes to this option, support will be included for the
981 Resource Power Manager system found in the Qualcomm 8660, 8960 and
984 This is required to access many regulators, clocks and bus
985 frequencies controlled by the RPM on these devices.
987 Say M here if you want to include support for the Qualcomm RPM as a
988 module. This will build a module called "qcom_rpm".
991 tristate "Qualcomm SPMI PMICs"
992 depends on ARCH_QCOM || COMPILE_TEST
997 This enables support for the Qualcomm SPMI PMICs.
998 These PMICs are currently used with the Snapdragon 800 series of
999 SoCs. Note, that this will only be useful paired with descriptions
1000 of the independent functions as children nodes in the device tree.
1002 Say M here if you want to include support for the SPMI PMIC
1003 series as a module. The module will be called "qcom-spmi-pmic".
1006 tristate "RDC R-321x southbridge"
1010 Say yes here if you want to have support for the RDC R-321x SoC
1011 southbridge which provides access to GPIOs and Watchdog using the
1012 southbridge PCI device configuration space.
1015 tristate "Richtek RT5033 Power Management IC"
1021 This driver provides for the Richtek RT5033 Power Management IC,
1022 which includes the I2C driver and the Core APIs. This driver provides
1023 common support for accessing the device. The device supports multiple
1024 sub-devices like charger, fuel gauge, flash LED, current source,
1028 bool "Ricoh RC5T583 Power Management system device"
1033 Select this option to get support for the RICOH583 Power
1034 Management system device.
1035 This driver provides common support for accessing the device
1036 through i2c interface. The device supports multiple sub-devices
1037 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1038 Additional drivers must be enabled in order to use the
1039 different functionality of the device.
1042 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1043 depends on I2C && OF
1048 If you say yes here you get support for the RK805, RK808, RK809,
1049 RK817 and RK818 Power Management chips.
1050 This driver provides common support for accessing the device
1051 through I2C interface. The device supports multiple sub-devices
1052 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1055 tristate "Ricoh RN5T567/618 PMIC"
1061 Say yes here to add support for the Ricoh RN5T567,
1062 RN5T618, RC5T619 PMIC.
1063 This driver provides common support for accessing the device,
1064 additional drivers must be enabled in order to use the
1065 functionality of the device.
1068 tristate "SAMSUNG Electronics PMIC Series Support"
1074 Support for the Samsung Electronics PMIC devices coming
1075 usually along with Samsung Exynos SoC chipset.
1076 This driver provides common support for accessing the device,
1077 additional drivers must be enabled in order to use the functionality
1080 To compile this driver as a module, choose M here: the
1081 module will be called sec-core.
1082 Have in mind that important core drivers (like regulators) depend
1083 on this driver so building this as a module might require proper
1084 initial ramdisk or might not boot up as well in certain scenarios.
1086 config MFD_SI476X_CORE
1087 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1092 This is the core driver for the SI476x series of AM/FM
1093 radio. This MFD driver connects the radio-si476x V4L2 module
1094 and the si476x audio codec.
1096 To compile this driver as a module, choose M here: the
1097 module will be called si476x-core.
1100 tristate "Silicon Motion SM501"
1103 This is the core driver for the Silicon Motion SM501 multimedia
1104 companion chip. This device is a multifunction device which may
1105 provide numerous interfaces including USB host controller, USB gadget,
1106 asynchronous serial ports, audio functions, and a dual display video
1107 interface. The device may be connected by PCI or local bus with
1108 varying functions enabled.
1110 config MFD_SM501_GPIO
1111 bool "Export GPIO via GPIO layer"
1112 depends on MFD_SM501 && GPIOLIB
1114 This option uses the gpio library layer to export the 64 GPIO
1115 lines on the SM501. The platform data is used to supply the
1116 base number for the first GPIO line to register.
1119 tristate "Skyworks Solutions SKY81452"
1124 This is the core driver for the Skyworks SKY81452 backlight and
1125 voltage regulator device.
1127 This driver can also be built as a module. If so, the module
1128 will be called sky81452.
1131 bool "SMSC ECE1099 series chips"
1136 If you say yes here you get support for the
1137 ece1099 chips from SMSC.
1139 To compile this driver as a module, choose M here: the
1140 module will be called smsc.
1142 config MFD_SC27XX_PMIC
1143 tristate "Spreadtrum SC27xx PMICs"
1144 depends on ARCH_SPRD || COMPILE_TEST
1145 depends on SPI_MASTER
1150 This enables support for the Spreadtrum SC27xx PMICs with SPI
1151 interface. The SC27xx series PMICs integrate power management,
1152 audio codec, battery management and user interface support
1153 function (such as RTC, Typec, indicator and so on) in a single chip.
1155 This driver provides common support for accessing the SC27xx PMICs,
1156 and it also adds the irq_chip parts for handling the PMIC chip events.
1159 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1160 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1162 Say yes here if you have the ABX500 Mixed Signal IC family
1163 chips. This core driver expose register access functions.
1164 Functionality specific drivers using these functions can
1165 remain unchanged when IC changes. Binding of the functions to
1166 actual register access is done by the IC core driver.
1169 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1170 depends on I2C=y && ABX500_CORE
1172 default y if ARCH_U300
1174 Select this to enable the AB3100 Mixed Signal IC core
1175 functionality. This connects to a AB3100 on the I2C bus
1176 and expose a number of symbols needed for dependent devices
1177 to read and write registers and subscribe to events from
1178 this multi-functional IC. This is needed to use other features
1179 of the AB3100 such as battery-backed RTC, charging control,
1180 LEDs, vibrator, system power and temperature, power management
1184 tristate "ST-Ericsson AB3100 OTP functions"
1185 depends on AB3100_CORE
1186 default y if AB3100_CORE
1188 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1189 programmable memory) support. This exposes a sysfs file to read
1193 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1194 depends on ABX500_CORE && MFD_DB8500_PRCMU
1199 Select this option to enable access to AB8500 power management
1200 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1201 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1202 the irq_chip parts for handling the Mixed Signal chip events.
1203 This chip embeds various other multimedia funtionalities as well.
1206 bool "Enable debug info via debugfs"
1207 depends on AB8500_GPADC && DEBUG_FS
1208 default y if DEBUG_FS
1210 Select this option if you want debug information using the debug
1211 filesystem, debugfs.
1214 bool "ST-Ericsson AB8500 GPADC driver"
1215 depends on AB8500_CORE && REGULATOR_AB8500
1218 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1220 config MFD_DB8500_PRCMU
1221 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1222 depends on UX500_SOC_DB8500
1225 Select this option to enable support for the DB8500 Power Reset
1226 and Control Management Unit. This is basically an autonomous
1227 system controller running an XP70 microprocessor, which is accessed
1228 through a register map.
1231 bool "STMicroelectronics STMPE"
1232 depends on (I2C=y || SPI_MASTER=y)
1236 Support for the STMPE family of I/O Expanders from
1239 Currently supported devices are:
1241 STMPE811: GPIO, Touchscreen, ADC
1242 STMPE1601: GPIO, Keypad
1243 STMPE1801: GPIO, Keypad
1244 STMPE2401: GPIO, Keypad
1245 STMPE2403: GPIO, Keypad
1247 This driver provides common support for accessing the device,
1248 additional drivers must be enabled in order to use the functionality
1249 of the device. Currently available sub drivers are:
1252 Keypad: stmpe-keypad
1253 Touchscreen: stmpe-ts
1256 menu "STMicroelectronics STMPE Interface Drivers"
1257 depends on MFD_STMPE
1260 bool "STMicroelectronics STMPE I2C Interface"
1264 This is used to enable I2C interface of STMPE
1267 bool "STMicroelectronics STMPE SPI Interface"
1268 depends on SPI_MASTER
1270 This is used to enable SPI interface of STMPE
1274 bool "STMicroelectronics STA2X11"
1279 config MFD_SUN6I_PRCM
1280 bool "Allwinner A31 PRCM controller"
1281 depends on ARCH_SUNXI || COMPILE_TEST
1284 Support for the PRCM (Power/Reset/Clock Management) unit available
1288 bool "System Controller Register R/W Based on Regmap"
1291 Select this option to enable accessing system control registers
1294 config MFD_DAVINCI_VOICECODEC
1299 config MFD_TI_AM335X_TSCADC
1300 tristate "TI ADC / Touch Screen chip support"
1305 If you say yes here you get support for Texas Instruments series
1306 of Touch Screen /ADC chips.
1307 To compile this driver as a module, choose M here: the
1308 module will be called ti_am335x_tscadc.
1310 config MFD_DM355EVM_MSP
1311 bool "TI DaVinci DM355 EVM microcontroller"
1312 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1314 This driver supports the MSP430 microcontroller used on these
1315 boards. MSP430 firmware manages resets and power sequencing,
1316 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1319 tristate "TI/National Semiconductor LP3943 MFD Driver"
1324 Support for the TI/National Semiconductor LP3943.
1325 This driver consists of GPIO and PWM drivers.
1326 With these functionalities, it can be used for LED string control or
1327 general usage such like a GPIO controller and a PWM controller.
1330 bool "TI LP8788 Power Management Unit Driver"
1336 TI LP8788 PMU supports regulators, battery charger, RTC,
1337 ADC, backlight driver and current sinks.
1340 tristate "TI Lighting Management Unit driver"
1345 Say yes here to enable support for TI LMU chips.
1346 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1347 LM36274. It consists of backlight, LED and regulator driver.
1348 It provides consistent device controls for lighting functions.
1350 config MFD_OMAP_USB_HOST
1351 bool "TI OMAP USBHS core and TLL driver"
1352 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1355 This is the core driver for the OAMP EHCI and OHCI drivers.
1356 This MFD driver does the required setup functionalities for
1357 OMAP USB Host drivers.
1360 bool "TI Palmas series chips"
1366 If you say yes here you get support for the Palmas
1367 series of PMIC chips from Texas Instruments.
1370 tristate "TI TPS61050/61052 Boost Converters"
1375 select REGULATOR_FIXED_VOLTAGE
1377 This option enables a driver for the TP61050/TPS61052
1378 high-power "white LED driver". This boost converter is
1379 sometimes used for other things than white LEDs, and
1380 also contains a GPIO pin.
1383 tristate "TI TPS6501x Power Management chips"
1384 depends on I2C && GPIOLIB
1385 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1387 If you say yes here you get support for the TPS6501x series of
1388 Power Management chips. These include voltage regulators,
1389 lithium ion/polymer battery charging, and other features that
1390 are often used in portable devices like cell phones and cameras.
1392 This driver can also be built as a module. If so, the module
1393 will be called tps65010.
1396 tristate "TI TPS6507x Power Management / Touch Screen chips"
1400 If you say yes here you get support for the TPS6507x series of
1401 Power Management / Touch Screen chips. These include voltage
1402 regulators, lithium ion/polymer battery charging, touch screen
1403 and other features that are often used in portable devices.
1404 This driver can also be built as a module. If so, the module
1405 will be called tps6507x.
1408 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1415 If you say yes here you get support for the TPS65086 series of
1416 Power Management chips.
1417 This driver provides common support for accessing the device,
1418 additional drivers must be enabled in order to use the
1419 functionality of the device.
1421 config TPS65911_COMPARATOR
1425 bool "TI TPS65090 Power Management chips"
1431 If you say yes here you get support for the TPS65090 series of
1432 Power Management chips.
1433 This driver provides common support for accessing the device,
1434 additional drivers must be enabled in order to use the
1435 functionality of the device.
1438 tristate "TI TPS65217 Power Management / White LED chips"
1439 depends on I2C && OF
1444 If you say yes here you get support for the TPS65217 series of
1445 Power Management / White LED chips.
1446 These include voltage regulators, lithium ion/polymer battery
1447 charger, wled and other features that are often used in portable
1450 This driver can also be built as a module. If so, the module
1451 will be called tps65217.
1454 bool "TI TPS68470 Power Management / LED chips"
1455 depends on ACPI && PCI && I2C=y
1456 depends on I2C_DESIGNWARE_PLATFORM=y
1460 If you say yes here you get support for the TPS68470 series of
1461 Power Management / LED chips.
1463 These include voltage regulators, LEDs and other features
1464 that are often used in portable devices.
1466 This option is a bool as it provides an ACPI operation
1467 region, which must be available before any of the devices
1468 using this are probed. This option also configures the
1469 designware-i2c driver to be built-in, for the same reason.
1471 config MFD_TI_LP873X
1472 tristate "TI LP873X Power Management IC"
1477 If you say yes here then you get support for the LP873X series of
1478 Power Management Integrated Circuits (PMIC).
1479 These include voltage regulators, thermal protection, configurable
1480 General Purpose Outputs (GPO) that are used in portable devices.
1482 This driver can also be built as a module. If so, the module
1483 will be called lp873x.
1485 config MFD_TI_LP87565
1486 tristate "TI LP87565 Power Management IC"
1487 depends on I2C && OF
1491 If you say yes here then you get support for the LP87565 series of
1492 Power Management Integrated Circuits (PMIC).
1493 These include voltage regulators, thermal protection, configurable
1494 General Purpose Outputs (GPO) that are used in portable devices.
1496 This driver can also be built as a module. If so, the module
1497 will be called lp87565.
1500 tristate "TI TPS65218 Power Management chips"
1501 depends on I2C && OF
1506 If you say yes here you get support for the TPS65218 series of
1507 Power Management chips.
1508 These include voltage regulators, gpio and other features
1509 that are often used in portable devices.
1511 This driver can also be built as a module. If so, the module
1512 will be called tps65218.
1515 bool "TI TPS6586x Power Management chips"
1520 If you say yes here you get support for the TPS6586X series of
1521 Power Management chips.
1522 This driver provides common support for accessing the device,
1523 additional drivers must be enabled in order to use the
1524 functionality of the device.
1526 This driver can also be built as a module. If so, the module
1527 will be called tps6586x.
1530 bool "TI TPS65910 Power Management chip"
1532 depends on GPIOLIB || COMPILE_TEST
1538 if you say yes here you get support for the TPS65910 series of
1539 Power Management chips.
1547 config MFD_TPS65912_I2C
1548 tristate "TI TPS65912 Power Management chip with I2C"
1553 If you say yes here you get support for the TPS65912 series of
1554 PM chips with I2C interface.
1556 config MFD_TPS65912_SPI
1557 tristate "TI TPS65912 Power Management chip with SPI"
1560 depends on SPI_MASTER
1562 If you say yes here you get support for the TPS65912 series of
1563 PM chips with SPI interface.
1566 bool "TI TPS80031/TPS80032 Power Management chips"
1572 If you say yes here you get support for the Texas Instruments
1573 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1574 Path and Battery Charger. The device provides five configurable
1575 step-down converters, 11 general purpose LDOs, USB OTG Module,
1576 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1577 Power Path from USB, 32K clock generator.
1580 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1585 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1586 This core driver provides register access and IRQ handling
1587 facilities, and registers devices for the various functions
1588 so that function-specific drivers can bind to them.
1590 These multi-function chips are found on many OMAP2 and OMAP3
1591 boards, providing power management, RTC, GPIO, keypad, a
1592 high speed USB OTG transceiver, an audio codec (on most
1593 versions) and many other features.
1595 config TWL4030_POWER
1596 bool "TI TWL4030 power resources"
1597 depends on TWL4030_CORE && ARM
1599 Say yes here if you want to use the power resources on the
1600 TWL4030 family chips. Most of these resources are regulators,
1601 which have a separate driver; some are control signals, such
1602 as clock request handshaking.
1604 This driver uses board-specific data to initialize the resources
1605 and load scripts controlling which resources are switched off/on
1606 or reset when a sleep, wakeup or warm reset event occurs.
1608 config MFD_TWL4030_AUDIO
1609 bool "TI TWL4030 Audio"
1610 depends on TWL4030_CORE
1615 bool "TI TWL6040 audio codec"
1622 Say yes here if you want support for Texas Instruments TWL6040 audio
1624 This driver provides common support for accessing the device,
1625 additional drivers must be enabled in order to use the
1626 functionality of the device (audio, vibra).
1629 bool "TI TWL92330/Menelaus PM chip"
1630 depends on I2C=y && ARCH_OMAP2
1632 If you say yes here you get support for the Texas Instruments
1633 TWL92330/Menelaus Power Management chip. This include voltage
1634 regulators, Dual slot memory card transceivers, real-time clock
1635 and other features that are often used in portable devices like
1636 cell phones and PDAs.
1638 config MFD_WL1273_CORE
1639 tristate "TI WL1273 FM radio"
1644 This is the core driver for the TI WL1273 FM radio. This MFD
1645 driver connects the radio-wl1273 V4L2 module and the wl1273
1649 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1654 Say yes here to enable support for National Semiconductor / TI
1655 LM3533 Lighting Power chips.
1657 This driver provides common support for accessing the device;
1658 additional drivers must be enabled in order to use the LED,
1659 backlight or ambient-light-sensor functionality of the device.
1661 config MFD_TIMBERDALE
1662 tristate "Timberdale FPGA"
1664 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1666 This is the core driver for the timberdale FPGA. This device is a
1667 multifunction device which exposes numerous platform devices.
1669 The timberdale FPGA can be found on the Intel Atom development board
1670 for in-vehicle infontainment, called Russellville.
1673 bool "Toshiba TC35892 and variants"
1678 Support for the Toshiba TC35892 and variants I/O Expander.
1680 This driver provides common support for accessing the device,
1681 additional drivers must be enabled in order to use the
1682 functionality of the device.
1689 bool "Toshiba T7L66XB"
1690 depends on ARM && HAVE_CLK
1694 Support for Toshiba Mobile IO Controller T7L66XB
1697 bool "Toshiba TC6387XB"
1698 depends on ARM && HAVE_CLK
1702 Support for Toshiba Mobile IO Controller TC6387XB
1705 bool "Toshiba TC6393XB"
1706 depends on ARM && HAVE_CLK
1711 Support for Toshiba Mobile IO Controller TC6393XB
1714 tristate "TQ-Systems IO controller TQMX86"
1717 Say yes here to enable support for various functions of the
1718 TQ-Systems IO controller and watchdog device, found on their
1719 ComExpress CPU modules.
1722 tristate "VIA VX855/VX875 integrated south bridge"
1726 Say yes here to enable support for various functions of the
1727 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1728 and/or vx855_gpio drivers for this to do anything useful.
1730 config MFD_LOCHNAGAR
1731 bool "Cirrus Logic Lochnagar Audio Development Board"
1734 depends on I2C=y && OF
1736 Support for Cirrus Logic Lochnagar audio development board.
1744 config MFD_ARIZONA_I2C
1745 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1750 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1751 audio SoC core functionality controlled via I2C.
1753 config MFD_ARIZONA_SPI
1754 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1757 depends on SPI_MASTER
1759 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1760 audio SoC core functionality controlled via SPI.
1763 bool "Cirrus Logic CS47L24 and WM1831"
1764 depends on MFD_ARIZONA
1766 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1769 bool "Wolfson Microelectronics WM5102"
1770 depends on MFD_ARIZONA
1772 Support for Wolfson Microelectronics WM5102 low power audio SoC
1775 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1776 depends on MFD_ARIZONA
1778 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1782 bool "Wolfson Microelectronics WM8997"
1783 depends on MFD_ARIZONA
1785 Support for Wolfson Microelectronics WM8997 low power audio SoC
1788 bool "Wolfson Microelectronics WM8998"
1789 depends on MFD_ARIZONA
1791 Support for Wolfson Microelectronics WM8998 low power audio SoC
1794 bool "Wolfson Microelectronics WM8400"
1799 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1800 CODEC. This driver provides common support for accessing
1801 the device, additional drivers must be enabled in order to use
1802 the functionality of the device.
1807 config MFD_WM831X_I2C
1808 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1815 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1816 when controlled using I2C. This driver provides common support
1817 for accessing the device, additional drivers must be enabled in
1818 order to use the functionality of the device.
1820 config MFD_WM831X_SPI
1821 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1826 depends on SPI_MASTER
1828 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1829 when controlled using SPI. This driver provides common support
1830 for accessing the device, additional drivers must be enabled in
1831 order to use the functionality of the device.
1836 config MFD_WM8350_I2C
1837 bool "Wolfson Microelectronics WM8350 with I2C"
1842 The WM8350 is an integrated audio and power management
1843 subsystem with watchdog and RTC functionality for embedded
1844 systems. This option enables core support for the WM8350 with
1845 I2C as the control interface. Additional options must be
1846 selected to enable support for the functionality of the chip.
1849 tristate "Wolfson Microelectronics WM8994"
1855 The WM8994 is a highly integrated hi-fi CODEC designed for
1856 smartphone applications. As well as audio functionality it
1857 has on board GPIO and regulator functionality which is
1858 supported via the relevant subsystems. This driver provides
1859 core support for the WM8994, in order to use the actual
1860 functionaltiy of the device other drivers must be enabled.
1863 tristate "Wolfson Microelectronics WM97xx"
1866 select AC97_BUS_COMPAT
1867 depends on AC97_BUS_NEW
1869 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1870 designed for smartphone applications. As well as audio functionality
1871 it has on board GPIO and a touchscreen functionality which is
1872 supported via the relevant subsystems. This driver provides core
1873 support for the WM97xx, in order to use the actual functionaltiy of
1874 the device other drivers must be enabled.
1877 tristate "Support for ST Microelectronics STw481x"
1878 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1882 Select this option to enable the STw481x chip driver used
1883 in various ST Microelectronics and ST-Ericsson embedded
1886 config MFD_ROHM_BD718XX
1887 tristate "ROHM BD71837 Power Management IC"
1894 Select this option to get support for the ROHM BD71837
1895 Power Management ICs. BD71837 is designed to power processors like
1896 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1897 and emergency shut down as well as 32,768KHz clock output.
1899 config MFD_ROHM_BD70528
1900 tristate "ROHM BD70528 Power Management IC"
1907 Select this option to get support for the ROHM BD70528 Power
1908 Management IC. BD71837 is general purpose single-chip power
1909 management IC for battery-powered portable devices. It contains
1910 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1911 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1912 crystal oscillator, high-accuracy VREF for use with an external ADC,
1913 10 bits SAR ADC for battery temperature monitor and 1S battery
1916 config MFD_STM32_LPTIMER
1917 tristate "Support for STM32 Low-Power Timer"
1918 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1923 Select this option to enable STM32 Low-Power Timer driver
1924 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1925 resources are also dealt with here.
1927 To compile this driver as a module, choose M here: the
1928 module will be called stm32-lptimer.
1930 config MFD_STM32_TIMERS
1931 tristate "Support for STM32 Timers"
1932 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1937 Select this option to enable STM32 timers driver used
1938 for PWM and IIO Timer. This driver allow to share the
1939 registers between the others drivers.
1942 tristate "Support for STPMIC1 PMIC"
1943 depends on (I2C=y && OF)
1948 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1949 key, watchdog and regulator functionalities which are supported via
1950 the relevant subsystems. This driver provides core support for the
1951 STPMIC1. In order to use the actual functionaltiy of the device other
1952 drivers must be enabled.
1954 To compile this driver as a module, choose M here: the
1955 module will be called stpmic1.
1958 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
1960 depends on OF || COMPILE_TEST
1964 Support for the STMicroelectronics Multi-Function eXpander.
1966 This driver provides common support for accessing the device,
1967 additional drivers must be enabled in order to use the functionality
1970 menu "Multimedia Capabilities Port drivers"
1971 depends on ARCH_SA1100
1978 tristate "Support SA11x0 MCP interface"
1979 depends on ARCH_SA1100
1984 tristate "Support for UCB1200 / UCB1300"
1985 depends on MCP_SA11X0
1988 config MCP_UCB1200_TS
1989 tristate "Touchscreen interface support"
1990 depends on MCP_UCB1200 && INPUT
1994 config MFD_VEXPRESS_SYSREG
1995 bool "Versatile Express System Registers"
1996 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
1999 select GPIO_GENERIC_PLATFORM
2003 System Registers are the platform configuration block
2004 on the ARM Ltd. Versatile Express board.
2007 tristate "RAVE SP MCU core driver"
2008 depends on SERIAL_DEV_BUS
2011 Select this to get support for the Supervisory Processor
2012 device found on several devices in RAVE line of hardware.