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 MFD_INTEL_LPSS
597 config MFD_INTEL_LPSS_ACPI
598 tristate "Intel Low Power Subsystem support in ACPI mode"
599 select MFD_INTEL_LPSS
600 depends on X86 && ACPI
602 This driver supports Intel Low Power Subsystem (LPSS) devices such as
603 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
606 config MFD_INTEL_LPSS_PCI
607 tristate "Intel Low Power Subsystem support in PCI mode"
608 select MFD_INTEL_LPSS
609 depends on X86 && PCI
611 This driver supports Intel Low Power Subsystem (LPSS) devices such as
612 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
615 config MFD_INTEL_MSIC
617 depends on INTEL_SCU_IPC
620 Select this option to enable access to Intel MSIC (Avatele
621 Passage) chip. This chip embeds audio, battery, GPIO, etc.
622 devices used in Intel Medfield platforms.
624 config MFD_IPAQ_MICRO
625 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
626 depends on SA1100_H3100 || SA1100_H3600
629 Select this to get support for the Microcontroller found in
630 the Compaq iPAQ handheld computers. This is an Atmel
631 AT90LS8535 microcontroller flashed with a special iPAQ
632 firmware using the custom protocol implemented in this driver.
634 config MFD_JANZ_CMODIO
635 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
639 This is the core driver for the Janz CMOD-IO PCI MODULbus
640 carrier board. This device is a PCI to MODULbus bridge which may
641 host many different types of MODULbus daughterboards, including
642 CAN and GPIO controllers.
644 config MFD_JZ4740_ADC
645 bool "Janz JZ4740 ADC core"
647 select GENERIC_IRQ_CHIP
648 depends on MACH_JZ4740
650 Say yes here if you want support for the ADC unit in the JZ4740 SoC.
651 This driver is necessary for jz4740-battery and jz4740-hwmon driver.
654 tristate "Kontron module PLD device"
657 This is the core driver for the PLD (Programmable Logic Device) found
658 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
659 device may provide functions like watchdog, GPIO, UART and I2C bus.
661 The following modules are supported:
668 * COMe-bPC2 (ETXexpress-PC)
669 * COMe-bSC# (ETXexpress-SC T#)
675 * COMe-cDC2 (microETXexpress-DC)
678 * COMe-cPC2 (microETXexpress-PC)
683 * COMe-mTT10 (nanoETXexpress-TT)
686 This driver can also be built as a module. If so, the module
687 will be called kempld-core.
690 tristate "Marvell 88PM800"
696 This supports for Marvell 88PM800 Power Management IC.
697 This includes the I2C driver and the core APIs _only_, you have to
698 select individual components like voltage regulators, RTC and
699 battery-charger under the corresponding menus.
702 tristate "Marvell 88PM805"
708 This supports for Marvell 88PM805 Power Management IC. This includes
709 the I2C driver and the core APIs _only_, you have to select individual
710 components like codec device, headset/Mic device under the
714 bool "Marvell 88PM8606/88PM8607"
719 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
720 This includes the I2C driver and the core APIs _only_, you have to
721 select individual components like voltage regulators, RTC and
722 battery-charger under the corresponding menus.
725 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
732 Say yes here to add support for Maxim Semiconductor MAX14577 and
733 MAX77836 Micro-USB ICs with battery charger.
734 This driver provides common support for accessing the device;
735 additional drivers must be enabled in order to use the functionality
739 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
741 depends on OF || COMPILE_TEST
747 Say yes here to add support for Maxim Semiconductor MAX77620 and
748 MAX20024 which are Power Management IC with General purpose pins,
749 RTC, regulators, clock generator, watchdog etc. This driver
750 provides common support for accessing the device; additional drivers
751 must be enabled in order to use the functionality of the device.
754 tristate "Maxim MAX77650/77651 PMIC Support"
756 depends on OF || COMPILE_TEST
760 Say Y here to add support for Maxim Semiconductor MAX77650 and
761 MAX77651 Power Management ICs. This is the core multifunction
762 driver for interacting with the device. The module name is
763 'max77650'. Additional drivers can be enabled in order to use
764 the following functionalities of the device: GPIO, regulator,
768 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
770 depends on OF || COMPILE_TEST
776 Say yes here to add support for Maxim Semiconductor MAX77686 and
777 MAX77802 which are Power Management IC with an RTC on chip.
778 This driver provides common support for accessing the device;
779 additional drivers must be enabled in order to use the functionality
783 tristate "Maxim Semiconductor MAX77693 PMIC Support"
789 Say yes here to add support for Maxim Semiconductor MAX77693.
790 This is a companion Power Management IC with Flash, Haptic, Charger,
791 and MUIC(Micro USB Interface Controller) controls on chip.
792 This driver provides common support for accessing the device;
793 additional drivers must be enabled in order to use the functionality
797 bool "Maxim Semiconductor MAX77843 PMIC Support"
803 Say yes here to add support for Maxim Semiconductor MAX77843.
804 This is companion Power Management IC with LEDs, Haptic, Charger,
805 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
806 This driver provides common support for accessing the device;
807 additional drivers must be enabled in order to use the functionality
811 tristate "Maxim Semiconductor MAX8907 PMIC Support"
817 Say yes here to add support for Maxim Semiconductor MAX8907. This is
818 a Power Management IC. This driver provides common support for
819 accessing the device; additional drivers must be enabled in order
820 to use the functionality of the device.
823 bool "Maxim Semiconductor MAX8925 PMIC Support"
827 Say yes here to add support for Maxim Semiconductor MAX8925. This is
828 a Power Management IC. This driver provides common support for
829 accessing the device, additional drivers must be enabled in order
830 to use the functionality of the device.
833 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
838 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
839 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
840 MUIC controls on chip.
841 This driver provides common support for accessing the device;
842 additional drivers must be enabled in order to use the functionality
846 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
851 Say yes here to add support for Maxim Semiconductor MAX8998 and
852 National Semiconductor LP3974. This is a Power Management IC.
853 This driver provides common support for accessing the device,
854 additional drivers must be enabled in order to use the functionality
858 tristate "MediaTek MT6397 PMIC Support"
862 Say yes here to add support for MediaTek MT6397 PMIC. This is
863 a Power Management IC. This driver provides common support for
864 accessing the device; additional drivers must be enabled in order
865 to use the functionality of the device.
868 tristate "MEN 14F021P00 Board Management Controller Support"
872 Say yes here to add support for the MEN 14F021P00 BMC
873 which is a Board Management Controller connected to the I2C bus.
874 The device supports multiple sub-devices like LED, HWMON and WDT.
875 This driver provides common support for accessing the devices;
876 additional drivers must be enabled in order to use the
877 functionality of the BMC device.
879 This driver can also be built as a module. If so the module
880 will be called menf21bmc.
883 bool "Motorola EZXPCAP Support"
884 depends on SPI_MASTER
886 This enables the PCAP ASIC present on EZX Phones. This is
887 needed for MMC, TouchScreen, Sound, USB, etc..
890 tristate "Support for Motorola CPCAP"
892 depends on OF || COMPILE_TEST
896 Say yes here if you want to include driver for CPCAP.
897 It is used on many Motorola phones and tablets as a PMIC.
898 At least Motorola Droid 4 is known to use CPCAP.
900 config MFD_VIPERBOARD
901 tristate "Nano River Technologies Viperboard"
906 Say yes here if you want support for Nano River Technologies
908 There are mfd cell drivers available for i2c master, adc and
909 both gpios found on the board. The spi part does not yet
911 You need to select the mfd cell drivers separately.
912 The drivers do not support all features the board exposes.
915 tristate "Nokia Retu and Tahvo multi-function device"
920 Retu and Tahvo are a multi-function devices found on Nokia
921 Internet Tablets (770, N800 and N810).
924 tristate "NXP PCF50633"
928 Say yes here if you have NXP PCF50633 chip on your board.
929 This core driver provides register access and IRQ handling
930 facilities, and registers devices for the various functions
931 so that function-specific drivers can bind to them.
934 tristate "NXP PCF50633 ADC"
935 depends on MFD_PCF50633
937 Say yes here if you want to include support for ADC in the
941 tristate "NXP PCF50633 GPIO"
942 depends on MFD_PCF50633
944 Say yes here if you want to include support GPIO for pins on
948 tristate "Philips UCB1400 Core driver"
952 This enables support for the Philips UCB1400 core functions.
953 The UCB1400 is an AC97 audio codec.
955 To compile this driver as a module, choose M here: the
956 module will be called ucb1400_core.
959 tristate "Qualcomm PM8xxx PMIC chips driver"
960 depends on (ARM || HEXAGON || COMPILE_TEST)
961 select IRQ_DOMAIN_HIERARCHY
965 If you say yes to this option, support will be included for the
966 built-in PM8xxx PMIC chips.
968 This is required if your board has a PM8xxx and uses its features,
969 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
971 Say M here if you want to include support for PM8xxx chips as a
972 module. This will build a module called "pm8xxx-core".
975 tristate "Qualcomm Resource Power Manager (RPM)"
976 depends on ARCH_QCOM && OF
978 If you say yes to this option, support will be included for the
979 Resource Power Manager system found in the Qualcomm 8660, 8960 and
982 This is required to access many regulators, clocks and bus
983 frequencies controlled by the RPM on these devices.
985 Say M here if you want to include support for the Qualcomm RPM as a
986 module. This will build a module called "qcom_rpm".
989 tristate "Qualcomm SPMI PMICs"
990 depends on ARCH_QCOM || COMPILE_TEST
995 This enables support for the Qualcomm SPMI PMICs.
996 These PMICs are currently used with the Snapdragon 800 series of
997 SoCs. Note, that this will only be useful paired with descriptions
998 of the independent functions as children nodes in the device tree.
1000 Say M here if you want to include support for the SPMI PMIC
1001 series as a module. The module will be called "qcom-spmi-pmic".
1004 tristate "RDC R-321x southbridge"
1008 Say yes here if you want to have support for the RDC R-321x SoC
1009 southbridge which provides access to GPIOs and Watchdog using the
1010 southbridge PCI device configuration space.
1013 tristate "Richtek RT5033 Power Management IC"
1019 This driver provides for the Richtek RT5033 Power Management IC,
1020 which includes the I2C driver and the Core APIs. This driver provides
1021 common support for accessing the device. The device supports multiple
1022 sub-devices like charger, fuel gauge, flash LED, current source,
1026 bool "Ricoh RC5T583 Power Management system device"
1031 Select this option to get support for the RICOH583 Power
1032 Management system device.
1033 This driver provides common support for accessing the device
1034 through i2c interface. The device supports multiple sub-devices
1035 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1036 Additional drivers must be enabled in order to use the
1037 different functionality of the device.
1040 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1041 depends on I2C && OF
1046 If you say yes here you get support for the RK805, RK808, RK809,
1047 RK817 and RK818 Power Management chips.
1048 This driver provides common support for accessing the device
1049 through I2C interface. The device supports multiple sub-devices
1050 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1053 tristate "Ricoh RN5T567/618 PMIC"
1059 Say yes here to add support for the Ricoh RN5T567,
1060 RN5T618, RC5T619 PMIC.
1061 This driver provides common support for accessing the device,
1062 additional drivers must be enabled in order to use the
1063 functionality of the device.
1066 tristate "SAMSUNG Electronics PMIC Series Support"
1072 Support for the Samsung Electronics PMIC devices coming
1073 usually along with Samsung Exynos SoC chipset.
1074 This driver provides common support for accessing the device,
1075 additional drivers must be enabled in order to use the functionality
1078 To compile this driver as a module, choose M here: the
1079 module will be called sec-core.
1080 Have in mind that important core drivers (like regulators) depend
1081 on this driver so building this as a module might require proper
1082 initial ramdisk or might not boot up as well in certain scenarios.
1084 config MFD_SI476X_CORE
1085 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1090 This is the core driver for the SI476x series of AM/FM
1091 radio. This MFD driver connects the radio-si476x V4L2 module
1092 and the si476x audio codec.
1094 To compile this driver as a module, choose M here: the
1095 module will be called si476x-core.
1098 tristate "Silicon Motion SM501"
1101 This is the core driver for the Silicon Motion SM501 multimedia
1102 companion chip. This device is a multifunction device which may
1103 provide numerous interfaces including USB host controller, USB gadget,
1104 asynchronous serial ports, audio functions, and a dual display video
1105 interface. The device may be connected by PCI or local bus with
1106 varying functions enabled.
1108 config MFD_SM501_GPIO
1109 bool "Export GPIO via GPIO layer"
1110 depends on MFD_SM501 && GPIOLIB
1112 This option uses the gpio library layer to export the 64 GPIO
1113 lines on the SM501. The platform data is used to supply the
1114 base number for the first GPIO line to register.
1117 tristate "Skyworks Solutions SKY81452"
1122 This is the core driver for the Skyworks SKY81452 backlight and
1123 voltage regulator device.
1125 This driver can also be built as a module. If so, the module
1126 will be called sky81452.
1129 bool "SMSC ECE1099 series chips"
1134 If you say yes here you get support for the
1135 ece1099 chips from SMSC.
1137 To compile this driver as a module, choose M here: the
1138 module will be called smsc.
1140 config MFD_SC27XX_PMIC
1141 tristate "Spreadtrum SC27xx PMICs"
1142 depends on ARCH_SPRD || COMPILE_TEST
1143 depends on SPI_MASTER
1148 This enables support for the Spreadtrum SC27xx PMICs with SPI
1149 interface. The SC27xx series PMICs integrate power management,
1150 audio codec, battery management and user interface support
1151 function (such as RTC, Typec, indicator and so on) in a single chip.
1153 This driver provides common support for accessing the SC27xx PMICs,
1154 and it also adds the irq_chip parts for handling the PMIC chip events.
1157 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1158 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1160 Say yes here if you have the ABX500 Mixed Signal IC family
1161 chips. This core driver expose register access functions.
1162 Functionality specific drivers using these functions can
1163 remain unchanged when IC changes. Binding of the functions to
1164 actual register access is done by the IC core driver.
1167 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1168 depends on I2C=y && ABX500_CORE
1170 default y if ARCH_U300
1172 Select this to enable the AB3100 Mixed Signal IC core
1173 functionality. This connects to a AB3100 on the I2C bus
1174 and expose a number of symbols needed for dependent devices
1175 to read and write registers and subscribe to events from
1176 this multi-functional IC. This is needed to use other features
1177 of the AB3100 such as battery-backed RTC, charging control,
1178 LEDs, vibrator, system power and temperature, power management
1182 tristate "ST-Ericsson AB3100 OTP functions"
1183 depends on AB3100_CORE
1184 default y if AB3100_CORE
1186 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1187 programmable memory) support. This exposes a sysfs file to read
1191 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1192 depends on ABX500_CORE && MFD_DB8500_PRCMU
1197 Select this option to enable access to AB8500 power management
1198 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1199 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1200 the irq_chip parts for handling the Mixed Signal chip events.
1201 This chip embeds various other multimedia funtionalities as well.
1204 bool "Enable debug info via debugfs"
1205 depends on AB8500_GPADC && DEBUG_FS
1206 default y if DEBUG_FS
1208 Select this option if you want debug information using the debug
1209 filesystem, debugfs.
1212 bool "ST-Ericsson AB8500 GPADC driver"
1213 depends on AB8500_CORE && REGULATOR_AB8500
1216 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1218 config MFD_DB8500_PRCMU
1219 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1220 depends on UX500_SOC_DB8500
1223 Select this option to enable support for the DB8500 Power Reset
1224 and Control Management Unit. This is basically an autonomous
1225 system controller running an XP70 microprocessor, which is accessed
1226 through a register map.
1229 bool "STMicroelectronics STMPE"
1230 depends on (I2C=y || SPI_MASTER=y)
1234 Support for the STMPE family of I/O Expanders from
1237 Currently supported devices are:
1239 STMPE811: GPIO, Touchscreen, ADC
1240 STMPE1601: GPIO, Keypad
1241 STMPE1801: GPIO, Keypad
1242 STMPE2401: GPIO, Keypad
1243 STMPE2403: GPIO, Keypad
1245 This driver provides common support for accessing the device,
1246 additional drivers must be enabled in order to use the functionality
1247 of the device. Currently available sub drivers are:
1250 Keypad: stmpe-keypad
1251 Touchscreen: stmpe-ts
1254 menu "STMicroelectronics STMPE Interface Drivers"
1255 depends on MFD_STMPE
1258 bool "STMicroelectronics STMPE I2C Interface"
1262 This is used to enable I2C interface of STMPE
1265 bool "STMicroelectronics STMPE SPI Interface"
1266 depends on SPI_MASTER
1268 This is used to enable SPI interface of STMPE
1272 bool "STMicroelectronics STA2X11"
1277 config MFD_SUN6I_PRCM
1278 bool "Allwinner A31 PRCM controller"
1279 depends on ARCH_SUNXI || COMPILE_TEST
1282 Support for the PRCM (Power/Reset/Clock Management) unit available
1286 bool "System Controller Register R/W Based on Regmap"
1289 Select this option to enable accessing system control registers
1292 config MFD_DAVINCI_VOICECODEC
1297 config MFD_TI_AM335X_TSCADC
1298 tristate "TI ADC / Touch Screen chip support"
1303 If you say yes here you get support for Texas Instruments series
1304 of Touch Screen /ADC chips.
1305 To compile this driver as a module, choose M here: the
1306 module will be called ti_am335x_tscadc.
1308 config MFD_DM355EVM_MSP
1309 bool "TI DaVinci DM355 EVM microcontroller"
1310 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1312 This driver supports the MSP430 microcontroller used on these
1313 boards. MSP430 firmware manages resets and power sequencing,
1314 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1317 tristate "TI/National Semiconductor LP3943 MFD Driver"
1322 Support for the TI/National Semiconductor LP3943.
1323 This driver consists of GPIO and PWM drivers.
1324 With these functionalities, it can be used for LED string control or
1325 general usage such like a GPIO controller and a PWM controller.
1328 bool "TI LP8788 Power Management Unit Driver"
1334 TI LP8788 PMU supports regulators, battery charger, RTC,
1335 ADC, backlight driver and current sinks.
1338 tristate "TI Lighting Management Unit driver"
1343 Say yes here to enable support for TI LMU chips.
1344 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1345 LM36274. It consists of backlight, LED and regulator driver.
1346 It provides consistent device controls for lighting functions.
1348 config MFD_OMAP_USB_HOST
1349 bool "TI OMAP USBHS core and TLL driver"
1350 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1353 This is the core driver for the OAMP EHCI and OHCI drivers.
1354 This MFD driver does the required setup functionalities for
1355 OMAP USB Host drivers.
1358 bool "TI Palmas series chips"
1364 If you say yes here you get support for the Palmas
1365 series of PMIC chips from Texas Instruments.
1368 tristate "TI TPS61050/61052 Boost Converters"
1373 select REGULATOR_FIXED_VOLTAGE
1375 This option enables a driver for the TP61050/TPS61052
1376 high-power "white LED driver". This boost converter is
1377 sometimes used for other things than white LEDs, and
1378 also contains a GPIO pin.
1381 tristate "TI TPS6501x Power Management chips"
1382 depends on I2C && GPIOLIB
1383 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1385 If you say yes here you get support for the TPS6501x series of
1386 Power Management chips. These include voltage regulators,
1387 lithium ion/polymer battery charging, and other features that
1388 are often used in portable devices like cell phones and cameras.
1390 This driver can also be built as a module. If so, the module
1391 will be called tps65010.
1394 tristate "TI TPS6507x Power Management / Touch Screen chips"
1398 If you say yes here you get support for the TPS6507x series of
1399 Power Management / Touch Screen chips. These include voltage
1400 regulators, lithium ion/polymer battery charging, touch screen
1401 and other features that are often used in portable devices.
1402 This driver can also be built as a module. If so, the module
1403 will be called tps6507x.
1406 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1413 If you say yes here you get support for the TPS65086 series of
1414 Power Management chips.
1415 This driver provides common support for accessing the device,
1416 additional drivers must be enabled in order to use the
1417 functionality of the device.
1419 config TPS65911_COMPARATOR
1423 bool "TI TPS65090 Power Management chips"
1429 If you say yes here you get support for the TPS65090 series of
1430 Power Management chips.
1431 This driver provides common support for accessing the device,
1432 additional drivers must be enabled in order to use the
1433 functionality of the device.
1436 tristate "TI TPS65217 Power Management / White LED chips"
1437 depends on I2C && OF
1442 If you say yes here you get support for the TPS65217 series of
1443 Power Management / White LED chips.
1444 These include voltage regulators, lithium ion/polymer battery
1445 charger, wled and other features that are often used in portable
1448 This driver can also be built as a module. If so, the module
1449 will be called tps65217.
1452 bool "TI TPS68470 Power Management / LED chips"
1453 depends on ACPI && PCI && I2C=y
1454 depends on I2C_DESIGNWARE_PLATFORM=y
1458 If you say yes here you get support for the TPS68470 series of
1459 Power Management / LED chips.
1461 These include voltage regulators, LEDs and other features
1462 that are often used in portable devices.
1464 This option is a bool as it provides an ACPI operation
1465 region, which must be available before any of the devices
1466 using this are probed. This option also configures the
1467 designware-i2c driver to be built-in, for the same reason.
1469 config MFD_TI_LP873X
1470 tristate "TI LP873X Power Management IC"
1475 If you say yes here then you get support for the LP873X series of
1476 Power Management Integrated Circuits (PMIC).
1477 These include voltage regulators, thermal protection, configurable
1478 General Purpose Outputs (GPO) that are used in portable devices.
1480 This driver can also be built as a module. If so, the module
1481 will be called lp873x.
1483 config MFD_TI_LP87565
1484 tristate "TI LP87565 Power Management IC"
1485 depends on I2C && OF
1489 If you say yes here then you get support for the LP87565 series of
1490 Power Management Integrated Circuits (PMIC).
1491 These include voltage regulators, thermal protection, configurable
1492 General Purpose Outputs (GPO) that are used in portable devices.
1494 This driver can also be built as a module. If so, the module
1495 will be called lp87565.
1498 tristate "TI TPS65218 Power Management chips"
1499 depends on I2C && OF
1504 If you say yes here you get support for the TPS65218 series of
1505 Power Management chips.
1506 These include voltage regulators, gpio and other features
1507 that are often used in portable devices.
1509 This driver can also be built as a module. If so, the module
1510 will be called tps65218.
1513 bool "TI TPS6586x Power Management chips"
1518 If you say yes here you get support for the TPS6586X series of
1519 Power Management chips.
1520 This driver provides common support for accessing the device,
1521 additional drivers must be enabled in order to use the
1522 functionality of the device.
1524 This driver can also be built as a module. If so, the module
1525 will be called tps6586x.
1528 bool "TI TPS65910 Power Management chip"
1530 depends on GPIOLIB || COMPILE_TEST
1536 if you say yes here you get support for the TPS65910 series of
1537 Power Management chips.
1545 config MFD_TPS65912_I2C
1546 tristate "TI TPS65912 Power Management chip with I2C"
1551 If you say yes here you get support for the TPS65912 series of
1552 PM chips with I2C interface.
1554 config MFD_TPS65912_SPI
1555 tristate "TI TPS65912 Power Management chip with SPI"
1558 depends on SPI_MASTER
1560 If you say yes here you get support for the TPS65912 series of
1561 PM chips with SPI interface.
1564 bool "TI TPS80031/TPS80032 Power Management chips"
1570 If you say yes here you get support for the Texas Instruments
1571 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1572 Path and Battery Charger. The device provides five configurable
1573 step-down converters, 11 general purpose LDOs, USB OTG Module,
1574 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1575 Power Path from USB, 32K clock generator.
1578 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1583 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1584 This core driver provides register access and IRQ handling
1585 facilities, and registers devices for the various functions
1586 so that function-specific drivers can bind to them.
1588 These multi-function chips are found on many OMAP2 and OMAP3
1589 boards, providing power management, RTC, GPIO, keypad, a
1590 high speed USB OTG transceiver, an audio codec (on most
1591 versions) and many other features.
1593 config TWL4030_POWER
1594 bool "TI TWL4030 power resources"
1595 depends on TWL4030_CORE && ARM
1597 Say yes here if you want to use the power resources on the
1598 TWL4030 family chips. Most of these resources are regulators,
1599 which have a separate driver; some are control signals, such
1600 as clock request handshaking.
1602 This driver uses board-specific data to initialize the resources
1603 and load scripts controlling which resources are switched off/on
1604 or reset when a sleep, wakeup or warm reset event occurs.
1606 config MFD_TWL4030_AUDIO
1607 bool "TI TWL4030 Audio"
1608 depends on TWL4030_CORE
1613 bool "TI TWL6040 audio codec"
1620 Say yes here if you want support for Texas Instruments TWL6040 audio
1622 This driver provides common support for accessing the device,
1623 additional drivers must be enabled in order to use the
1624 functionality of the device (audio, vibra).
1627 bool "TI TWL92330/Menelaus PM chip"
1628 depends on I2C=y && ARCH_OMAP2
1630 If you say yes here you get support for the Texas Instruments
1631 TWL92330/Menelaus Power Management chip. This include voltage
1632 regulators, Dual slot memory card transceivers, real-time clock
1633 and other features that are often used in portable devices like
1634 cell phones and PDAs.
1636 config MFD_WL1273_CORE
1637 tristate "TI WL1273 FM radio"
1642 This is the core driver for the TI WL1273 FM radio. This MFD
1643 driver connects the radio-wl1273 V4L2 module and the wl1273
1647 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1652 Say yes here to enable support for National Semiconductor / TI
1653 LM3533 Lighting Power chips.
1655 This driver provides common support for accessing the device;
1656 additional drivers must be enabled in order to use the LED,
1657 backlight or ambient-light-sensor functionality of the device.
1659 config MFD_TIMBERDALE
1660 tristate "Timberdale FPGA"
1662 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1664 This is the core driver for the timberdale FPGA. This device is a
1665 multifunction device which exposes numerous platform devices.
1667 The timberdale FPGA can be found on the Intel Atom development board
1668 for in-vehicle infontainment, called Russellville.
1671 bool "Toshiba TC35892 and variants"
1676 Support for the Toshiba TC35892 and variants I/O Expander.
1678 This driver provides common support for accessing the device,
1679 additional drivers must be enabled in order to use the
1680 functionality of the device.
1687 bool "Toshiba T7L66XB"
1688 depends on ARM && HAVE_CLK
1692 Support for Toshiba Mobile IO Controller T7L66XB
1695 bool "Toshiba TC6387XB"
1696 depends on ARM && HAVE_CLK
1700 Support for Toshiba Mobile IO Controller TC6387XB
1703 bool "Toshiba TC6393XB"
1704 depends on ARM && HAVE_CLK
1709 Support for Toshiba Mobile IO Controller TC6393XB
1712 tristate "TQ-Systems IO controller TQMX86"
1715 Say yes here to enable support for various functions of the
1716 TQ-Systems IO controller and watchdog device, found on their
1717 ComExpress CPU modules.
1720 tristate "VIA VX855/VX875 integrated south bridge"
1724 Say yes here to enable support for various functions of the
1725 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1726 and/or vx855_gpio drivers for this to do anything useful.
1728 config MFD_LOCHNAGAR
1729 bool "Cirrus Logic Lochnagar Audio Development Board"
1732 depends on I2C=y && OF
1734 Support for Cirrus Logic Lochnagar audio development board.
1742 config MFD_ARIZONA_I2C
1743 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1748 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1749 audio SoC core functionality controlled via I2C.
1751 config MFD_ARIZONA_SPI
1752 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1755 depends on SPI_MASTER
1757 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1758 audio SoC core functionality controlled via SPI.
1761 bool "Cirrus Logic CS47L24 and WM1831"
1762 depends on MFD_ARIZONA
1764 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1767 bool "Wolfson Microelectronics WM5102"
1768 depends on MFD_ARIZONA
1770 Support for Wolfson Microelectronics WM5102 low power audio SoC
1773 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1774 depends on MFD_ARIZONA
1776 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1780 bool "Wolfson Microelectronics WM8997"
1781 depends on MFD_ARIZONA
1783 Support for Wolfson Microelectronics WM8997 low power audio SoC
1786 bool "Wolfson Microelectronics WM8998"
1787 depends on MFD_ARIZONA
1789 Support for Wolfson Microelectronics WM8998 low power audio SoC
1792 bool "Wolfson Microelectronics WM8400"
1797 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1798 CODEC. This driver provides common support for accessing
1799 the device, additional drivers must be enabled in order to use
1800 the functionality of the device.
1805 config MFD_WM831X_I2C
1806 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1813 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1814 when controlled using I2C. This driver provides common support
1815 for accessing the device, additional drivers must be enabled in
1816 order to use the functionality of the device.
1818 config MFD_WM831X_SPI
1819 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1824 depends on SPI_MASTER
1826 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1827 when controlled using SPI. This driver provides common support
1828 for accessing the device, additional drivers must be enabled in
1829 order to use the functionality of the device.
1834 config MFD_WM8350_I2C
1835 bool "Wolfson Microelectronics WM8350 with I2C"
1840 The WM8350 is an integrated audio and power management
1841 subsystem with watchdog and RTC functionality for embedded
1842 systems. This option enables core support for the WM8350 with
1843 I2C as the control interface. Additional options must be
1844 selected to enable support for the functionality of the chip.
1847 tristate "Wolfson Microelectronics WM8994"
1853 The WM8994 is a highly integrated hi-fi CODEC designed for
1854 smartphone applications. As well as audio functionality it
1855 has on board GPIO and regulator functionality which is
1856 supported via the relevant subsystems. This driver provides
1857 core support for the WM8994, in order to use the actual
1858 functionaltiy of the device other drivers must be enabled.
1861 tristate "Wolfson Microelectronics WM97xx"
1864 select AC97_BUS_COMPAT
1865 depends on AC97_BUS_NEW
1867 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1868 designed for smartphone applications. As well as audio functionality
1869 it has on board GPIO and a touchscreen functionality which is
1870 supported via the relevant subsystems. This driver provides core
1871 support for the WM97xx, in order to use the actual functionaltiy of
1872 the device other drivers must be enabled.
1875 tristate "Support for ST Microelectronics STw481x"
1876 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1880 Select this option to enable the STw481x chip driver used
1881 in various ST Microelectronics and ST-Ericsson embedded
1884 config MFD_ROHM_BD718XX
1885 tristate "ROHM BD71837 Power Management IC"
1892 Select this option to get support for the ROHM BD71837
1893 Power Management ICs. BD71837 is designed to power processors like
1894 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1895 and emergency shut down as well as 32,768KHz clock output.
1897 config MFD_ROHM_BD70528
1898 tristate "ROHM BD70528 Power Management IC"
1905 Select this option to get support for the ROHM BD70528 Power
1906 Management IC. BD71837 is general purpose single-chip power
1907 management IC for battery-powered portable devices. It contains
1908 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1909 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1910 crystal oscillator, high-accuracy VREF for use with an external ADC,
1911 10 bits SAR ADC for battery temperature monitor and 1S battery
1914 config MFD_STM32_LPTIMER
1915 tristate "Support for STM32 Low-Power Timer"
1916 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1921 Select this option to enable STM32 Low-Power Timer driver
1922 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1923 resources are also dealt with here.
1925 To compile this driver as a module, choose M here: the
1926 module will be called stm32-lptimer.
1928 config MFD_STM32_TIMERS
1929 tristate "Support for STM32 Timers"
1930 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1935 Select this option to enable STM32 timers driver used
1936 for PWM and IIO Timer. This driver allow to share the
1937 registers between the others drivers.
1940 tristate "Support for STPMIC1 PMIC"
1941 depends on (I2C=y && OF)
1946 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1947 key, watchdog and regulator functionalities which are supported via
1948 the relevant subsystems. This driver provides core support for the
1949 STPMIC1. In order to use the actual functionaltiy of the device other
1950 drivers must be enabled.
1952 To compile this driver as a module, choose M here: the
1953 module will be called stpmic1.
1956 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
1958 depends on OF || COMPILE_TEST
1962 Support for the STMicroelectronics Multi-Function eXpander.
1964 This driver provides common support for accessing the device,
1965 additional drivers must be enabled in order to use the functionality
1968 menu "Multimedia Capabilities Port drivers"
1969 depends on ARCH_SA1100
1976 tristate "Support SA11x0 MCP interface"
1977 depends on ARCH_SA1100
1982 tristate "Support for UCB1200 / UCB1300"
1983 depends on MCP_SA11X0
1986 config MCP_UCB1200_TS
1987 tristate "Touchscreen interface support"
1988 depends on MCP_UCB1200 && INPUT
1992 config MFD_VEXPRESS_SYSREG
1993 bool "Versatile Express System Registers"
1994 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
1997 select GPIO_GENERIC_PLATFORM
2001 System Registers are the platform configuration block
2002 on the ARM Ltd. Versatile Express board.
2005 tristate "RAVE SP MCU core driver"
2006 depends on SERIAL_DEV_BUS
2009 Select this to get support for the Supervisory Processor
2010 device found on several devices in RAVE line of hardware.