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
763 Say Y here to add support for Maxim Semiconductor MAX77650 and
764 MAX77651 Power Management ICs. This is the core multifunction
765 driver for interacting with the device. The module name is
766 'max77650'. Additional drivers can be enabled in order to use
767 the following functionalities of the device: GPIO, regulator,
771 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
773 depends on OF || COMPILE_TEST
779 Say yes here to add support for Maxim Semiconductor MAX77686 and
780 MAX77802 which are Power Management IC with an RTC on chip.
781 This driver provides common support for accessing the device;
782 additional drivers must be enabled in order to use the functionality
786 tristate "Maxim Semiconductor MAX77693 PMIC Support"
792 Say yes here to add support for Maxim Semiconductor MAX77693.
793 This is a companion Power Management IC with Flash, Haptic, Charger,
794 and MUIC(Micro USB Interface Controller) controls on chip.
795 This driver provides common support for accessing the device;
796 additional drivers must be enabled in order to use the functionality
800 bool "Maxim Semiconductor MAX77843 PMIC Support"
806 Say yes here to add support for Maxim Semiconductor MAX77843.
807 This is companion Power Management IC with LEDs, Haptic, Charger,
808 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
809 This driver provides common support for accessing the device;
810 additional drivers must be enabled in order to use the functionality
814 tristate "Maxim Semiconductor MAX8907 PMIC Support"
820 Say yes here to add support for Maxim Semiconductor MAX8907. This is
821 a Power Management IC. This driver provides common support for
822 accessing the device; additional drivers must be enabled in order
823 to use the functionality of the device.
826 bool "Maxim Semiconductor MAX8925 PMIC Support"
830 Say yes here to add support for Maxim Semiconductor MAX8925. This is
831 a Power Management IC. This driver provides common support for
832 accessing the device, additional drivers must be enabled in order
833 to use the functionality of the device.
836 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
841 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
842 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
843 MUIC controls on chip.
844 This driver provides common support for accessing the device;
845 additional drivers must be enabled in order to use the functionality
849 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
854 Say yes here to add support for Maxim Semiconductor MAX8998 and
855 National Semiconductor LP3974. This is a Power Management IC.
856 This driver provides common support for accessing the device,
857 additional drivers must be enabled in order to use the functionality
861 tristate "MediaTek MT6397 PMIC Support"
865 Say yes here to add support for MediaTek MT6397 PMIC. This is
866 a Power Management IC. This driver provides common support for
867 accessing the device; additional drivers must be enabled in order
868 to use the functionality of the device.
871 tristate "MEN 14F021P00 Board Management Controller Support"
875 Say yes here to add support for the MEN 14F021P00 BMC
876 which is a Board Management Controller connected to the I2C bus.
877 The device supports multiple sub-devices like LED, HWMON and WDT.
878 This driver provides common support for accessing the devices;
879 additional drivers must be enabled in order to use the
880 functionality of the BMC device.
882 This driver can also be built as a module. If so the module
883 will be called menf21bmc.
886 bool "Motorola EZXPCAP Support"
887 depends on SPI_MASTER
889 This enables the PCAP ASIC present on EZX Phones. This is
890 needed for MMC, TouchScreen, Sound, USB, etc..
893 tristate "Support for Motorola CPCAP"
895 depends on OF || COMPILE_TEST
899 Say yes here if you want to include driver for CPCAP.
900 It is used on many Motorola phones and tablets as a PMIC.
901 At least Motorola Droid 4 is known to use CPCAP.
903 config MFD_VIPERBOARD
904 tristate "Nano River Technologies Viperboard"
909 Say yes here if you want support for Nano River Technologies
911 There are mfd cell drivers available for i2c master, adc and
912 both gpios found on the board. The spi part does not yet
914 You need to select the mfd cell drivers separately.
915 The drivers do not support all features the board exposes.
918 tristate "Nokia Retu and Tahvo multi-function device"
923 Retu and Tahvo are a multi-function devices found on Nokia
924 Internet Tablets (770, N800 and N810).
927 tristate "NXP PCF50633"
931 Say yes here if you have NXP PCF50633 chip on your board.
932 This core driver provides register access and IRQ handling
933 facilities, and registers devices for the various functions
934 so that function-specific drivers can bind to them.
937 tristate "NXP PCF50633 ADC"
938 depends on MFD_PCF50633
940 Say yes here if you want to include support for ADC in the
944 tristate "NXP PCF50633 GPIO"
945 depends on MFD_PCF50633
947 Say yes here if you want to include support GPIO for pins on
951 tristate "Philips UCB1400 Core driver"
955 This enables support for the Philips UCB1400 core functions.
956 The UCB1400 is an AC97 audio codec.
958 To compile this driver as a module, choose M here: the
959 module will be called ucb1400_core.
962 tristate "Qualcomm PM8xxx PMIC chips driver"
963 depends on (ARM || HEXAGON || COMPILE_TEST)
964 select IRQ_DOMAIN_HIERARCHY
968 If you say yes to this option, support will be included for the
969 built-in PM8xxx PMIC chips.
971 This is required if your board has a PM8xxx and uses its features,
972 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
974 Say M here if you want to include support for PM8xxx chips as a
975 module. This will build a module called "pm8xxx-core".
978 tristate "Qualcomm Resource Power Manager (RPM)"
979 depends on ARCH_QCOM && OF
981 If you say yes to this option, support will be included for the
982 Resource Power Manager system found in the Qualcomm 8660, 8960 and
985 This is required to access many regulators, clocks and bus
986 frequencies controlled by the RPM on these devices.
988 Say M here if you want to include support for the Qualcomm RPM as a
989 module. This will build a module called "qcom_rpm".
992 tristate "Qualcomm SPMI PMICs"
993 depends on ARCH_QCOM || COMPILE_TEST
998 This enables support for the Qualcomm SPMI PMICs.
999 These PMICs are currently used with the Snapdragon 800 series of
1000 SoCs. Note, that this will only be useful paired with descriptions
1001 of the independent functions as children nodes in the device tree.
1003 Say M here if you want to include support for the SPMI PMIC
1004 series as a module. The module will be called "qcom-spmi-pmic".
1007 tristate "RDC R-321x southbridge"
1011 Say yes here if you want to have support for the RDC R-321x SoC
1012 southbridge which provides access to GPIOs and Watchdog using the
1013 southbridge PCI device configuration space.
1016 tristate "Richtek RT5033 Power Management IC"
1022 This driver provides for the Richtek RT5033 Power Management IC,
1023 which includes the I2C driver and the Core APIs. This driver provides
1024 common support for accessing the device. The device supports multiple
1025 sub-devices like charger, fuel gauge, flash LED, current source,
1029 bool "Ricoh RC5T583 Power Management system device"
1034 Select this option to get support for the RICOH583 Power
1035 Management system device.
1036 This driver provides common support for accessing the device
1037 through i2c interface. The device supports multiple sub-devices
1038 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1039 Additional drivers must be enabled in order to use the
1040 different functionality of the device.
1043 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1044 depends on I2C && OF
1049 If you say yes here you get support for the RK805, RK808, RK809,
1050 RK817 and RK818 Power Management chips.
1051 This driver provides common support for accessing the device
1052 through I2C interface. The device supports multiple sub-devices
1053 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1056 tristate "Ricoh RN5T567/618 PMIC"
1062 Say yes here to add support for the Ricoh RN5T567,
1063 RN5T618, RC5T619 PMIC.
1064 This driver provides common support for accessing the device,
1065 additional drivers must be enabled in order to use the
1066 functionality of the device.
1069 tristate "SAMSUNG Electronics PMIC Series Support"
1075 Support for the Samsung Electronics PMIC devices coming
1076 usually along with Samsung Exynos SoC chipset.
1077 This driver provides common support for accessing the device,
1078 additional drivers must be enabled in order to use the functionality
1081 To compile this driver as a module, choose M here: the
1082 module will be called sec-core.
1083 Have in mind that important core drivers (like regulators) depend
1084 on this driver so building this as a module might require proper
1085 initial ramdisk or might not boot up as well in certain scenarios.
1087 config MFD_SI476X_CORE
1088 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1093 This is the core driver for the SI476x series of AM/FM
1094 radio. This MFD driver connects the radio-si476x V4L2 module
1095 and the si476x audio codec.
1097 To compile this driver as a module, choose M here: the
1098 module will be called si476x-core.
1101 tristate "Silicon Motion SM501"
1104 This is the core driver for the Silicon Motion SM501 multimedia
1105 companion chip. This device is a multifunction device which may
1106 provide numerous interfaces including USB host controller, USB gadget,
1107 asynchronous serial ports, audio functions, and a dual display video
1108 interface. The device may be connected by PCI or local bus with
1109 varying functions enabled.
1111 config MFD_SM501_GPIO
1112 bool "Export GPIO via GPIO layer"
1113 depends on MFD_SM501 && GPIOLIB
1115 This option uses the gpio library layer to export the 64 GPIO
1116 lines on the SM501. The platform data is used to supply the
1117 base number for the first GPIO line to register.
1120 tristate "Skyworks Solutions SKY81452"
1125 This is the core driver for the Skyworks SKY81452 backlight and
1126 voltage regulator device.
1128 This driver can also be built as a module. If so, the module
1129 will be called sky81452.
1132 bool "SMSC ECE1099 series chips"
1137 If you say yes here you get support for the
1138 ece1099 chips from SMSC.
1140 To compile this driver as a module, choose M here: the
1141 module will be called smsc.
1143 config MFD_SC27XX_PMIC
1144 tristate "Spreadtrum SC27xx PMICs"
1145 depends on ARCH_SPRD || COMPILE_TEST
1146 depends on SPI_MASTER
1151 This enables support for the Spreadtrum SC27xx PMICs with SPI
1152 interface. The SC27xx series PMICs integrate power management,
1153 audio codec, battery management and user interface support
1154 function (such as RTC, Typec, indicator and so on) in a single chip.
1156 This driver provides common support for accessing the SC27xx PMICs,
1157 and it also adds the irq_chip parts for handling the PMIC chip events.
1160 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1161 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1163 Say yes here if you have the ABX500 Mixed Signal IC family
1164 chips. This core driver expose register access functions.
1165 Functionality specific drivers using these functions can
1166 remain unchanged when IC changes. Binding of the functions to
1167 actual register access is done by the IC core driver.
1170 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1171 depends on I2C=y && ABX500_CORE
1173 default y if ARCH_U300
1175 Select this to enable the AB3100 Mixed Signal IC core
1176 functionality. This connects to a AB3100 on the I2C bus
1177 and expose a number of symbols needed for dependent devices
1178 to read and write registers and subscribe to events from
1179 this multi-functional IC. This is needed to use other features
1180 of the AB3100 such as battery-backed RTC, charging control,
1181 LEDs, vibrator, system power and temperature, power management
1185 tristate "ST-Ericsson AB3100 OTP functions"
1186 depends on AB3100_CORE
1187 default y if AB3100_CORE
1189 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1190 programmable memory) support. This exposes a sysfs file to read
1194 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1195 depends on ABX500_CORE && MFD_DB8500_PRCMU
1200 Select this option to enable access to AB8500 power management
1201 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1202 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1203 the irq_chip parts for handling the Mixed Signal chip events.
1204 This chip embeds various other multimedia funtionalities as well.
1207 bool "Enable debug info via debugfs"
1208 depends on AB8500_GPADC && DEBUG_FS
1209 default y if DEBUG_FS
1211 Select this option if you want debug information using the debug
1212 filesystem, debugfs.
1215 bool "ST-Ericsson AB8500 GPADC driver"
1216 depends on AB8500_CORE && REGULATOR_AB8500
1219 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1221 config MFD_DB8500_PRCMU
1222 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1223 depends on UX500_SOC_DB8500
1226 Select this option to enable support for the DB8500 Power Reset
1227 and Control Management Unit. This is basically an autonomous
1228 system controller running an XP70 microprocessor, which is accessed
1229 through a register map.
1232 bool "STMicroelectronics STMPE"
1233 depends on (I2C=y || SPI_MASTER=y)
1237 Support for the STMPE family of I/O Expanders from
1240 Currently supported devices are:
1242 STMPE811: GPIO, Touchscreen, ADC
1243 STMPE1601: GPIO, Keypad
1244 STMPE1801: GPIO, Keypad
1245 STMPE2401: GPIO, Keypad
1246 STMPE2403: GPIO, Keypad
1248 This driver provides common support for accessing the device,
1249 additional drivers must be enabled in order to use the functionality
1250 of the device. Currently available sub drivers are:
1253 Keypad: stmpe-keypad
1254 Touchscreen: stmpe-ts
1257 menu "STMicroelectronics STMPE Interface Drivers"
1258 depends on MFD_STMPE
1261 bool "STMicroelectronics STMPE I2C Interface"
1265 This is used to enable I2C interface of STMPE
1268 bool "STMicroelectronics STMPE SPI Interface"
1269 depends on SPI_MASTER
1271 This is used to enable SPI interface of STMPE
1275 bool "STMicroelectronics STA2X11"
1280 config MFD_SUN6I_PRCM
1281 bool "Allwinner A31 PRCM controller"
1282 depends on ARCH_SUNXI || COMPILE_TEST
1285 Support for the PRCM (Power/Reset/Clock Management) unit available
1289 bool "System Controller Register R/W Based on Regmap"
1292 Select this option to enable accessing system control registers
1295 config MFD_DAVINCI_VOICECODEC
1300 config MFD_TI_AM335X_TSCADC
1301 tristate "TI ADC / Touch Screen chip support"
1306 If you say yes here you get support for Texas Instruments series
1307 of Touch Screen /ADC chips.
1308 To compile this driver as a module, choose M here: the
1309 module will be called ti_am335x_tscadc.
1311 config MFD_DM355EVM_MSP
1312 bool "TI DaVinci DM355 EVM microcontroller"
1313 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1315 This driver supports the MSP430 microcontroller used on these
1316 boards. MSP430 firmware manages resets and power sequencing,
1317 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1320 tristate "TI/National Semiconductor LP3943 MFD Driver"
1325 Support for the TI/National Semiconductor LP3943.
1326 This driver consists of GPIO and PWM drivers.
1327 With these functionalities, it can be used for LED string control or
1328 general usage such like a GPIO controller and a PWM controller.
1331 bool "TI LP8788 Power Management Unit Driver"
1337 TI LP8788 PMU supports regulators, battery charger, RTC,
1338 ADC, backlight driver and current sinks.
1341 tristate "TI Lighting Management Unit driver"
1346 Say yes here to enable support for TI LMU chips.
1347 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1348 LM36274. It consists of backlight, LED and regulator driver.
1349 It provides consistent device controls for lighting functions.
1351 config MFD_OMAP_USB_HOST
1352 bool "TI OMAP USBHS core and TLL driver"
1353 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1356 This is the core driver for the OAMP EHCI and OHCI drivers.
1357 This MFD driver does the required setup functionalities for
1358 OMAP USB Host drivers.
1361 bool "TI Palmas series chips"
1367 If you say yes here you get support for the Palmas
1368 series of PMIC chips from Texas Instruments.
1371 tristate "TI TPS61050/61052 Boost Converters"
1376 select REGULATOR_FIXED_VOLTAGE
1378 This option enables a driver for the TP61050/TPS61052
1379 high-power "white LED driver". This boost converter is
1380 sometimes used for other things than white LEDs, and
1381 also contains a GPIO pin.
1384 tristate "TI TPS6501x Power Management chips"
1385 depends on I2C && GPIOLIB
1386 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1388 If you say yes here you get support for the TPS6501x series of
1389 Power Management chips. These include voltage regulators,
1390 lithium ion/polymer battery charging, and other features that
1391 are often used in portable devices like cell phones and cameras.
1393 This driver can also be built as a module. If so, the module
1394 will be called tps65010.
1397 tristate "TI TPS6507x Power Management / Touch Screen chips"
1401 If you say yes here you get support for the TPS6507x series of
1402 Power Management / Touch Screen chips. These include voltage
1403 regulators, lithium ion/polymer battery charging, touch screen
1404 and other features that are often used in portable devices.
1405 This driver can also be built as a module. If so, the module
1406 will be called tps6507x.
1409 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1416 If you say yes here you get support for the TPS65086 series of
1417 Power Management chips.
1418 This driver provides common support for accessing the device,
1419 additional drivers must be enabled in order to use the
1420 functionality of the device.
1422 config TPS65911_COMPARATOR
1426 bool "TI TPS65090 Power Management chips"
1432 If you say yes here you get support for the TPS65090 series of
1433 Power Management chips.
1434 This driver provides common support for accessing the device,
1435 additional drivers must be enabled in order to use the
1436 functionality of the device.
1439 tristate "TI TPS65217 Power Management / White LED chips"
1440 depends on I2C && OF
1445 If you say yes here you get support for the TPS65217 series of
1446 Power Management / White LED chips.
1447 These include voltage regulators, lithium ion/polymer battery
1448 charger, wled and other features that are often used in portable
1451 This driver can also be built as a module. If so, the module
1452 will be called tps65217.
1455 bool "TI TPS68470 Power Management / LED chips"
1456 depends on ACPI && PCI && I2C=y
1457 depends on I2C_DESIGNWARE_PLATFORM=y
1461 If you say yes here you get support for the TPS68470 series of
1462 Power Management / LED chips.
1464 These include voltage regulators, LEDs and other features
1465 that are often used in portable devices.
1467 This option is a bool as it provides an ACPI operation
1468 region, which must be available before any of the devices
1469 using this are probed. This option also configures the
1470 designware-i2c driver to be built-in, for the same reason.
1472 config MFD_TI_LP873X
1473 tristate "TI LP873X Power Management IC"
1478 If you say yes here then you get support for the LP873X series of
1479 Power Management Integrated Circuits (PMIC).
1480 These include voltage regulators, thermal protection, configurable
1481 General Purpose Outputs (GPO) that are used in portable devices.
1483 This driver can also be built as a module. If so, the module
1484 will be called lp873x.
1486 config MFD_TI_LP87565
1487 tristate "TI LP87565 Power Management IC"
1488 depends on I2C && OF
1492 If you say yes here then you get support for the LP87565 series of
1493 Power Management Integrated Circuits (PMIC).
1494 These include voltage regulators, thermal protection, configurable
1495 General Purpose Outputs (GPO) that are used in portable devices.
1497 This driver can also be built as a module. If so, the module
1498 will be called lp87565.
1501 tristate "TI TPS65218 Power Management chips"
1502 depends on I2C && OF
1507 If you say yes here you get support for the TPS65218 series of
1508 Power Management chips.
1509 These include voltage regulators, gpio and other features
1510 that are often used in portable devices.
1512 This driver can also be built as a module. If so, the module
1513 will be called tps65218.
1516 bool "TI TPS6586x Power Management chips"
1521 If you say yes here you get support for the TPS6586X series of
1522 Power Management chips.
1523 This driver provides common support for accessing the device,
1524 additional drivers must be enabled in order to use the
1525 functionality of the device.
1527 This driver can also be built as a module. If so, the module
1528 will be called tps6586x.
1531 bool "TI TPS65910 Power Management chip"
1533 depends on GPIOLIB || COMPILE_TEST
1539 if you say yes here you get support for the TPS65910 series of
1540 Power Management chips.
1548 config MFD_TPS65912_I2C
1549 tristate "TI TPS65912 Power Management chip with I2C"
1554 If you say yes here you get support for the TPS65912 series of
1555 PM chips with I2C interface.
1557 config MFD_TPS65912_SPI
1558 tristate "TI TPS65912 Power Management chip with SPI"
1561 depends on SPI_MASTER
1563 If you say yes here you get support for the TPS65912 series of
1564 PM chips with SPI interface.
1567 bool "TI TPS80031/TPS80032 Power Management chips"
1573 If you say yes here you get support for the Texas Instruments
1574 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1575 Path and Battery Charger. The device provides five configurable
1576 step-down converters, 11 general purpose LDOs, USB OTG Module,
1577 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1578 Power Path from USB, 32K clock generator.
1581 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1586 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1587 This core driver provides register access and IRQ handling
1588 facilities, and registers devices for the various functions
1589 so that function-specific drivers can bind to them.
1591 These multi-function chips are found on many OMAP2 and OMAP3
1592 boards, providing power management, RTC, GPIO, keypad, a
1593 high speed USB OTG transceiver, an audio codec (on most
1594 versions) and many other features.
1596 config TWL4030_POWER
1597 bool "TI TWL4030 power resources"
1598 depends on TWL4030_CORE && ARM
1600 Say yes here if you want to use the power resources on the
1601 TWL4030 family chips. Most of these resources are regulators,
1602 which have a separate driver; some are control signals, such
1603 as clock request handshaking.
1605 This driver uses board-specific data to initialize the resources
1606 and load scripts controlling which resources are switched off/on
1607 or reset when a sleep, wakeup or warm reset event occurs.
1609 config MFD_TWL4030_AUDIO
1610 bool "TI TWL4030 Audio"
1611 depends on TWL4030_CORE
1616 bool "TI TWL6040 audio codec"
1623 Say yes here if you want support for Texas Instruments TWL6040 audio
1625 This driver provides common support for accessing the device,
1626 additional drivers must be enabled in order to use the
1627 functionality of the device (audio, vibra).
1630 bool "TI TWL92330/Menelaus PM chip"
1631 depends on I2C=y && ARCH_OMAP2
1633 If you say yes here you get support for the Texas Instruments
1634 TWL92330/Menelaus Power Management chip. This include voltage
1635 regulators, Dual slot memory card transceivers, real-time clock
1636 and other features that are often used in portable devices like
1637 cell phones and PDAs.
1639 config MFD_WL1273_CORE
1640 tristate "TI WL1273 FM radio"
1645 This is the core driver for the TI WL1273 FM radio. This MFD
1646 driver connects the radio-wl1273 V4L2 module and the wl1273
1650 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1655 Say yes here to enable support for National Semiconductor / TI
1656 LM3533 Lighting Power chips.
1658 This driver provides common support for accessing the device;
1659 additional drivers must be enabled in order to use the LED,
1660 backlight or ambient-light-sensor functionality of the device.
1662 config MFD_TIMBERDALE
1663 tristate "Timberdale FPGA"
1665 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1667 This is the core driver for the timberdale FPGA. This device is a
1668 multifunction device which exposes numerous platform devices.
1670 The timberdale FPGA can be found on the Intel Atom development board
1671 for in-vehicle infontainment, called Russellville.
1674 bool "Toshiba TC35892 and variants"
1679 Support for the Toshiba TC35892 and variants I/O Expander.
1681 This driver provides common support for accessing the device,
1682 additional drivers must be enabled in order to use the
1683 functionality of the device.
1690 bool "Toshiba T7L66XB"
1691 depends on ARM && HAVE_CLK
1695 Support for Toshiba Mobile IO Controller T7L66XB
1698 bool "Toshiba TC6387XB"
1699 depends on ARM && HAVE_CLK
1703 Support for Toshiba Mobile IO Controller TC6387XB
1706 bool "Toshiba TC6393XB"
1707 depends on ARM && HAVE_CLK
1712 Support for Toshiba Mobile IO Controller TC6393XB
1715 tristate "TQ-Systems IO controller TQMX86"
1718 Say yes here to enable support for various functions of the
1719 TQ-Systems IO controller and watchdog device, found on their
1720 ComExpress CPU modules.
1723 tristate "VIA VX855/VX875 integrated south bridge"
1727 Say yes here to enable support for various functions of the
1728 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1729 and/or vx855_gpio drivers for this to do anything useful.
1731 config MFD_LOCHNAGAR
1732 bool "Cirrus Logic Lochnagar Audio Development Board"
1735 depends on I2C=y && OF
1737 Support for Cirrus Logic Lochnagar audio development board.
1745 config MFD_ARIZONA_I2C
1746 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1751 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1752 audio SoC core functionality controlled via I2C.
1754 config MFD_ARIZONA_SPI
1755 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1758 depends on SPI_MASTER
1760 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1761 audio SoC core functionality controlled via SPI.
1764 bool "Cirrus Logic CS47L24 and WM1831"
1765 depends on MFD_ARIZONA
1767 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1770 bool "Wolfson Microelectronics WM5102"
1771 depends on MFD_ARIZONA
1773 Support for Wolfson Microelectronics WM5102 low power audio SoC
1776 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1777 depends on MFD_ARIZONA
1779 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1783 bool "Wolfson Microelectronics WM8997"
1784 depends on MFD_ARIZONA
1786 Support for Wolfson Microelectronics WM8997 low power audio SoC
1789 bool "Wolfson Microelectronics WM8998"
1790 depends on MFD_ARIZONA
1792 Support for Wolfson Microelectronics WM8998 low power audio SoC
1795 bool "Wolfson Microelectronics WM8400"
1800 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1801 CODEC. This driver provides common support for accessing
1802 the device, additional drivers must be enabled in order to use
1803 the functionality of the device.
1808 config MFD_WM831X_I2C
1809 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1816 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1817 when controlled using I2C. This driver provides common support
1818 for accessing the device, additional drivers must be enabled in
1819 order to use the functionality of the device.
1821 config MFD_WM831X_SPI
1822 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1827 depends on SPI_MASTER
1829 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1830 when controlled using SPI. This driver provides common support
1831 for accessing the device, additional drivers must be enabled in
1832 order to use the functionality of the device.
1837 config MFD_WM8350_I2C
1838 bool "Wolfson Microelectronics WM8350 with I2C"
1843 The WM8350 is an integrated audio and power management
1844 subsystem with watchdog and RTC functionality for embedded
1845 systems. This option enables core support for the WM8350 with
1846 I2C as the control interface. Additional options must be
1847 selected to enable support for the functionality of the chip.
1850 tristate "Wolfson Microelectronics WM8994"
1856 The WM8994 is a highly integrated hi-fi CODEC designed for
1857 smartphone applications. As well as audio functionality it
1858 has on board GPIO and regulator functionality which is
1859 supported via the relevant subsystems. This driver provides
1860 core support for the WM8994, in order to use the actual
1861 functionaltiy of the device other drivers must be enabled.
1864 tristate "Wolfson Microelectronics WM97xx"
1867 select AC97_BUS_COMPAT
1868 depends on AC97_BUS_NEW
1870 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1871 designed for smartphone applications. As well as audio functionality
1872 it has on board GPIO and a touchscreen functionality which is
1873 supported via the relevant subsystems. This driver provides core
1874 support for the WM97xx, in order to use the actual functionaltiy of
1875 the device other drivers must be enabled.
1878 tristate "Support for ST Microelectronics STw481x"
1879 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1883 Select this option to enable the STw481x chip driver used
1884 in various ST Microelectronics and ST-Ericsson embedded
1887 config MFD_ROHM_BD718XX
1888 tristate "ROHM BD71837 Power Management IC"
1895 Select this option to get support for the ROHM BD71837
1896 Power Management ICs. BD71837 is designed to power processors like
1897 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1898 and emergency shut down as well as 32,768KHz clock output.
1900 config MFD_ROHM_BD70528
1901 tristate "ROHM BD70528 Power Management IC"
1908 Select this option to get support for the ROHM BD70528 Power
1909 Management IC. BD71837 is general purpose single-chip power
1910 management IC for battery-powered portable devices. It contains
1911 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1912 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1913 crystal oscillator, high-accuracy VREF for use with an external ADC,
1914 10 bits SAR ADC for battery temperature monitor and 1S battery
1917 config MFD_STM32_LPTIMER
1918 tristate "Support for STM32 Low-Power Timer"
1919 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1924 Select this option to enable STM32 Low-Power Timer driver
1925 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1926 resources are also dealt with here.
1928 To compile this driver as a module, choose M here: the
1929 module will be called stm32-lptimer.
1931 config MFD_STM32_TIMERS
1932 tristate "Support for STM32 Timers"
1933 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1938 Select this option to enable STM32 timers driver used
1939 for PWM and IIO Timer. This driver allow to share the
1940 registers between the others drivers.
1943 tristate "Support for STPMIC1 PMIC"
1944 depends on (I2C=y && OF)
1949 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1950 key, watchdog and regulator functionalities which are supported via
1951 the relevant subsystems. This driver provides core support for the
1952 STPMIC1. In order to use the actual functionaltiy of the device other
1953 drivers must be enabled.
1955 To compile this driver as a module, choose M here: the
1956 module will be called stpmic1.
1959 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
1961 depends on OF || COMPILE_TEST
1965 Support for the STMicroelectronics Multi-Function eXpander.
1967 This driver provides common support for accessing the device,
1968 additional drivers must be enabled in order to use the functionality
1971 menu "Multimedia Capabilities Port drivers"
1972 depends on ARCH_SA1100
1979 tristate "Support SA11x0 MCP interface"
1980 depends on ARCH_SA1100
1985 tristate "Support for UCB1200 / UCB1300"
1986 depends on MCP_SA11X0
1989 config MCP_UCB1200_TS
1990 tristate "Touchscreen interface support"
1991 depends on MCP_UCB1200 && INPUT
1995 config MFD_VEXPRESS_SYSREG
1996 bool "Versatile Express System Registers"
1997 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
2000 select GPIO_GENERIC_PLATFORM
2004 System Registers are the platform configuration block
2005 on the ARM Ltd. Versatile Express board.
2008 tristate "RAVE SP MCU core driver"
2009 depends on SERIAL_DEV_BUS
2012 Select this to get support for the Supervisory Processor
2013 device found on several devices in RAVE line of hardware.