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.
646 tristate "Azoteq IQS620A/621/622/624/625 core support"
651 Say Y here if you want to build core support for the Azoteq IQS620A,
652 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional
653 options must be selected to enable device-specific functions.
655 To compile this driver as a module, choose M here: the module will
658 config MFD_JANZ_CMODIO
659 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
663 This is the core driver for the Janz CMOD-IO PCI MODULbus
664 carrier board. This device is a PCI to MODULbus bridge which may
665 host many different types of MODULbus daughterboards, including
666 CAN and GPIO controllers.
669 tristate "Kontron module PLD device"
672 This is the core driver for the PLD (Programmable Logic Device) found
673 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
674 device may provide functions like watchdog, GPIO, UART and I2C bus.
676 The following modules are supported:
683 * COMe-bPC2 (ETXexpress-PC)
684 * COMe-bSC# (ETXexpress-SC T#)
690 * COMe-cDC2 (microETXexpress-DC)
693 * COMe-cPC2 (microETXexpress-PC)
698 * COMe-mTT10 (nanoETXexpress-TT)
701 This driver can also be built as a module. If so, the module
702 will be called kempld-core.
705 tristate "Marvell 88PM800"
711 This supports for Marvell 88PM800 Power Management IC.
712 This includes the I2C driver and the core APIs _only_, you have to
713 select individual components like voltage regulators, RTC and
714 battery-charger under the corresponding menus.
717 tristate "Marvell 88PM805"
723 This supports for Marvell 88PM805 Power Management IC. This includes
724 the I2C driver and the core APIs _only_, you have to select individual
725 components like codec device, headset/Mic device under the
729 bool "Marvell 88PM8606/88PM8607"
734 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
735 This includes the I2C driver and the core APIs _only_, you have to
736 select individual components like voltage regulators, RTC and
737 battery-charger under the corresponding menus.
740 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
747 Say yes here to add support for Maxim Semiconductor MAX14577 and
748 MAX77836 Micro-USB ICs with battery charger.
749 This driver provides common support for accessing the device;
750 additional drivers must be enabled in order to use the functionality
754 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
756 depends on OF || COMPILE_TEST
762 Say yes here to add support for Maxim Semiconductor MAX77620 and
763 MAX20024 which are Power Management IC with General purpose pins,
764 RTC, regulators, clock generator, watchdog etc. This driver
765 provides common support for accessing the device; additional drivers
766 must be enabled in order to use the functionality of the device.
769 tristate "Maxim MAX77650/77651 PMIC Support"
771 depends on OF || COMPILE_TEST
776 Say Y here to add support for Maxim Semiconductor MAX77650 and
777 MAX77651 Power Management ICs. This is the core multifunction
778 driver for interacting with the device. The module name is
779 'max77650'. Additional drivers can be enabled in order to use
780 the following functionalities of the device: GPIO, regulator,
784 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
786 depends on OF || COMPILE_TEST
792 Say yes here to add support for Maxim Semiconductor MAX77686 and
793 MAX77802 which are Power Management IC with an RTC on chip.
794 This driver provides common support for accessing the device;
795 additional drivers must be enabled in order to use the functionality
799 tristate "Maxim Semiconductor MAX77693 PMIC Support"
805 Say yes here to add support for Maxim Semiconductor MAX77693.
806 This is a companion Power Management IC with Flash, Haptic, Charger,
807 and MUIC(Micro USB Interface Controller) controls on chip.
808 This driver provides common support for accessing the device;
809 additional drivers must be enabled in order to use the functionality
813 bool "Maxim Semiconductor MAX77843 PMIC Support"
819 Say yes here to add support for Maxim Semiconductor MAX77843.
820 This is companion Power Management IC with LEDs, Haptic, Charger,
821 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
822 This driver provides common support for accessing the device;
823 additional drivers must be enabled in order to use the functionality
827 tristate "Maxim Semiconductor MAX8907 PMIC Support"
833 Say yes here to add support for Maxim Semiconductor MAX8907. This is
834 a Power Management IC. This driver provides common support for
835 accessing the device; additional drivers must be enabled in order
836 to use the functionality of the device.
839 bool "Maxim Semiconductor MAX8925 PMIC Support"
843 Say yes here to add support for Maxim Semiconductor MAX8925. This is
844 a Power Management IC. This driver provides common support for
845 accessing the device, additional drivers must be enabled in order
846 to use the functionality of the device.
849 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
854 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
855 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
856 MUIC controls on chip.
857 This driver provides common support for accessing the device;
858 additional drivers must be enabled in order to use the functionality
862 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
867 Say yes here to add support for Maxim Semiconductor MAX8998 and
868 National Semiconductor LP3974. This is a Power Management IC.
869 This driver provides common support for accessing the device,
870 additional drivers must be enabled in order to use the functionality
874 tristate "MediaTek MT6397 PMIC Support"
878 Say yes here to add support for MediaTek MT6397 PMIC. This is
879 a Power Management IC. This driver provides common support for
880 accessing the device; additional drivers must be enabled in order
881 to use the functionality of the device.
884 tristate "MEN 14F021P00 Board Management Controller Support"
888 Say yes here to add support for the MEN 14F021P00 BMC
889 which is a Board Management Controller connected to the I2C bus.
890 The device supports multiple sub-devices like LED, HWMON and WDT.
891 This driver provides common support for accessing the devices;
892 additional drivers must be enabled in order to use the
893 functionality of the BMC device.
895 This driver can also be built as a module. If so the module
896 will be called menf21bmc.
899 bool "Motorola EZXPCAP Support"
900 depends on SPI_MASTER
902 This enables the PCAP ASIC present on EZX Phones. This is
903 needed for MMC, TouchScreen, Sound, USB, etc..
906 tristate "Support for Motorola CPCAP"
908 depends on OF || COMPILE_TEST
913 Say yes here if you want to include driver for CPCAP.
914 It is used on many Motorola phones and tablets as a PMIC.
915 At least Motorola Droid 4 is known to use CPCAP.
917 config MFD_VIPERBOARD
918 tristate "Nano River Technologies Viperboard"
923 Say yes here if you want support for Nano River Technologies
925 There are mfd cell drivers available for i2c master, adc and
926 both gpios found on the board. The spi part does not yet
928 You need to select the mfd cell drivers separately.
929 The drivers do not support all features the board exposes.
932 tristate "Nokia Retu and Tahvo multi-function device"
937 Retu and Tahvo are a multi-function devices found on Nokia
938 Internet Tablets (770, N800 and N810).
941 tristate "NXP PCF50633"
945 Say yes here if you have NXP PCF50633 chip on your board.
946 This core driver provides register access and IRQ handling
947 facilities, and registers devices for the various functions
948 so that function-specific drivers can bind to them.
951 tristate "NXP PCF50633 ADC"
952 depends on MFD_PCF50633
954 Say yes here if you want to include support for ADC in the
958 tristate "NXP PCF50633 GPIO"
959 depends on MFD_PCF50633
961 Say yes here if you want to include support GPIO for pins on
965 tristate "Philips UCB1400 Core driver"
969 This enables support for the Philips UCB1400 core functions.
970 The UCB1400 is an AC97 audio codec.
972 To compile this driver as a module, choose M here: the
973 module will be called ucb1400_core.
976 tristate "Qualcomm PM8xxx PMIC chips driver"
977 depends on (ARM || HEXAGON || COMPILE_TEST)
978 select IRQ_DOMAIN_HIERARCHY
982 If you say yes to this option, support will be included for the
983 built-in PM8xxx PMIC chips.
985 This is required if your board has a PM8xxx and uses its features,
986 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
988 Say M here if you want to include support for PM8xxx chips as a
989 module. This will build a module called "pm8xxx-core".
992 tristate "Qualcomm Resource Power Manager (RPM)"
993 depends on ARCH_QCOM && OF
995 If you say yes to this option, support will be included for the
996 Resource Power Manager system found in the Qualcomm 8660, 8960 and
999 This is required to access many regulators, clocks and bus
1000 frequencies controlled by the RPM on these devices.
1002 Say M here if you want to include support for the Qualcomm RPM as a
1003 module. This will build a module called "qcom_rpm".
1005 config MFD_SPMI_PMIC
1006 tristate "Qualcomm SPMI PMICs"
1007 depends on ARCH_QCOM || COMPILE_TEST
1012 This enables support for the Qualcomm SPMI PMICs.
1013 These PMICs are currently used with the Snapdragon 800 series of
1014 SoCs. Note, that this will only be useful paired with descriptions
1015 of the independent functions as children nodes in the device tree.
1017 Say M here if you want to include support for the SPMI PMIC
1018 series as a module. The module will be called "qcom-spmi-pmic".
1021 tristate "RDC R-321x southbridge"
1025 Say yes here if you want to have support for the RDC R-321x SoC
1026 southbridge which provides access to GPIOs and Watchdog using the
1027 southbridge PCI device configuration space.
1030 tristate "Richtek RT5033 Power Management IC"
1036 This driver provides for the Richtek RT5033 Power Management IC,
1037 which includes the I2C driver and the Core APIs. This driver provides
1038 common support for accessing the device. The device supports multiple
1039 sub-devices like charger, fuel gauge, flash LED, current source,
1043 bool "Ricoh RC5T583 Power Management system device"
1048 Select this option to get support for the RICOH583 Power
1049 Management system device.
1050 This driver provides common support for accessing the device
1051 through i2c interface. The device supports multiple sub-devices
1052 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1053 Additional drivers must be enabled in order to use the
1054 different functionality of the device.
1057 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1058 depends on I2C && OF
1063 If you say yes here you get support for the RK805, RK808, RK809,
1064 RK817 and RK818 Power Management chips.
1065 This driver provides common support for accessing the device
1066 through I2C interface. The device supports multiple sub-devices
1067 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1070 tristate "Ricoh RN5T567/618 PMIC"
1077 Say yes here to add support for the Ricoh RN5T567,
1078 RN5T618, RC5T619 PMIC.
1079 This driver provides common support for accessing the device,
1080 additional drivers must be enabled in order to use the
1081 functionality of the device.
1084 tristate "Samsung Electronics PMIC Series Support"
1090 Support for the Samsung Electronics PMIC devices coming
1091 usually along with Samsung Exynos SoC chipset.
1092 This driver provides common support for accessing the device,
1093 additional drivers must be enabled in order to use the functionality
1096 To compile this driver as a module, choose M here: the
1097 module will be called sec-core.
1098 Have in mind that important core drivers (like regulators) depend
1099 on this driver so building this as a module might require proper
1100 initial ramdisk or might not boot up as well in certain scenarios.
1102 config MFD_SI476X_CORE
1103 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1108 This is the core driver for the SI476x series of AM/FM
1109 radio. This MFD driver connects the radio-si476x V4L2 module
1110 and the si476x audio codec.
1112 To compile this driver as a module, choose M here: the
1113 module will be called si476x-core.
1116 tristate "Silicon Motion SM501"
1119 This is the core driver for the Silicon Motion SM501 multimedia
1120 companion chip. This device is a multifunction device which may
1121 provide numerous interfaces including USB host controller, USB gadget,
1122 asynchronous serial ports, audio functions, and a dual display video
1123 interface. The device may be connected by PCI or local bus with
1124 varying functions enabled.
1126 config MFD_SM501_GPIO
1127 bool "Export GPIO via GPIO layer"
1128 depends on MFD_SM501 && GPIOLIB
1130 This option uses the gpio library layer to export the 64 GPIO
1131 lines on the SM501. The platform data is used to supply the
1132 base number for the first GPIO line to register.
1135 tristate "Skyworks Solutions SKY81452"
1140 This is the core driver for the Skyworks SKY81452 backlight and
1141 voltage regulator device.
1143 This driver can also be built as a module. If so, the module
1144 will be called sky81452.
1147 bool "SMSC ECE1099 series chips"
1152 If you say yes here you get support for the
1153 ece1099 chips from SMSC.
1155 To compile this driver as a module, choose M here: the
1156 module will be called smsc.
1158 config MFD_SC27XX_PMIC
1159 tristate "Spreadtrum SC27xx PMICs"
1160 depends on ARCH_SPRD || COMPILE_TEST
1161 depends on SPI_MASTER
1166 This enables support for the Spreadtrum SC27xx PMICs with SPI
1167 interface. The SC27xx series PMICs integrate power management,
1168 audio codec, battery management and user interface support
1169 function (such as RTC, Typec, indicator and so on) in a single chip.
1171 This driver provides common support for accessing the SC27xx PMICs,
1172 and it also adds the irq_chip parts for handling the PMIC chip events.
1175 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1176 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1178 Say yes here if you have the ABX500 Mixed Signal IC family
1179 chips. This core driver expose register access functions.
1180 Functionality specific drivers using these functions can
1181 remain unchanged when IC changes. Binding of the functions to
1182 actual register access is done by the IC core driver.
1185 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1186 depends on I2C=y && ABX500_CORE
1188 default y if ARCH_U300
1190 Select this to enable the AB3100 Mixed Signal IC core
1191 functionality. This connects to a AB3100 on the I2C bus
1192 and expose a number of symbols needed for dependent devices
1193 to read and write registers and subscribe to events from
1194 this multi-functional IC. This is needed to use other features
1195 of the AB3100 such as battery-backed RTC, charging control,
1196 LEDs, vibrator, system power and temperature, power management
1200 tristate "ST-Ericsson AB3100 OTP functions"
1201 depends on AB3100_CORE
1202 default y if AB3100_CORE
1204 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1205 programmable memory) support. This exposes a sysfs file to read
1209 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1210 depends on ABX500_CORE && MFD_DB8500_PRCMU
1215 Select this option to enable access to AB8500 power management
1216 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1217 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1218 the irq_chip parts for handling the Mixed Signal chip events.
1219 This chip embeds various other multimedia functionalities as well.
1222 bool "Enable debug info via debugfs"
1223 depends on AB8500_GPADC && DEBUG_FS
1224 default y if DEBUG_FS
1226 Select this option if you want debug information using the debug
1227 filesystem, debugfs.
1229 config MFD_DB8500_PRCMU
1230 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1231 depends on UX500_SOC_DB8500
1234 Select this option to enable support for the DB8500 Power Reset
1235 and Control Management Unit. This is basically an autonomous
1236 system controller running an XP70 microprocessor, which is accessed
1237 through a register map.
1240 bool "STMicroelectronics STMPE"
1241 depends on (I2C=y || SPI_MASTER=y)
1245 Support for the STMPE family of I/O Expanders from
1248 Currently supported devices are:
1250 STMPE811: GPIO, Touchscreen, ADC
1251 STMPE1601: GPIO, Keypad
1252 STMPE1801: GPIO, Keypad
1253 STMPE2401: GPIO, Keypad
1254 STMPE2403: GPIO, Keypad
1256 This driver provides common support for accessing the device,
1257 additional drivers must be enabled in order to use the functionality
1258 of the device. Currently available sub drivers are:
1261 Keypad: stmpe-keypad
1262 Touchscreen: stmpe-ts
1265 menu "STMicroelectronics STMPE Interface Drivers"
1266 depends on MFD_STMPE
1269 bool "STMicroelectronics STMPE I2C Interface"
1273 This is used to enable I2C interface of STMPE
1276 bool "STMicroelectronics STMPE SPI Interface"
1277 depends on SPI_MASTER
1279 This is used to enable SPI interface of STMPE
1283 bool "STMicroelectronics STA2X11"
1288 config MFD_SUN6I_PRCM
1289 bool "Allwinner A31 PRCM controller"
1290 depends on ARCH_SUNXI || COMPILE_TEST
1293 Support for the PRCM (Power/Reset/Clock Management) unit available
1297 bool "System Controller Register R/W Based on Regmap"
1300 Select this option to enable accessing system control registers
1303 config MFD_DAVINCI_VOICECODEC
1308 config MFD_TI_AM335X_TSCADC
1309 tristate "TI ADC / Touch Screen chip support"
1314 If you say yes here you get support for Texas Instruments series
1315 of Touch Screen /ADC chips.
1316 To compile this driver as a module, choose M here: the
1317 module will be called ti_am335x_tscadc.
1319 config MFD_DM355EVM_MSP
1320 bool "TI DaVinci DM355 EVM microcontroller"
1321 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1323 This driver supports the MSP430 microcontroller used on these
1324 boards. MSP430 firmware manages resets and power sequencing,
1325 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1328 tristate "TI/National Semiconductor LP3943 MFD Driver"
1333 Support for the TI/National Semiconductor LP3943.
1334 This driver consists of GPIO and PWM drivers.
1335 With these functionalities, it can be used for LED string control or
1336 general usage such like a GPIO controller and a PWM controller.
1339 bool "TI LP8788 Power Management Unit Driver"
1345 TI LP8788 PMU supports regulators, battery charger, RTC,
1346 ADC, backlight driver and current sinks.
1349 tristate "TI Lighting Management Unit driver"
1354 Say yes here to enable support for TI LMU chips.
1355 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1356 LM36274. It consists of backlight, LED and regulator driver.
1357 It provides consistent device controls for lighting functions.
1359 config MFD_OMAP_USB_HOST
1360 bool "TI OMAP USBHS core and TLL driver"
1361 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1364 This is the core driver for the OAMP EHCI and OHCI drivers.
1365 This MFD driver does the required setup functionalities for
1366 OMAP USB Host drivers.
1369 bool "TI Palmas series chips"
1375 If you say yes here you get support for the Palmas
1376 series of PMIC chips from Texas Instruments.
1379 tristate "TI TPS61050/61052 Boost Converters"
1384 select REGULATOR_FIXED_VOLTAGE
1386 This option enables a driver for the TP61050/TPS61052
1387 high-power "white LED driver". This boost converter is
1388 sometimes used for other things than white LEDs, and
1389 also contains a GPIO pin.
1392 tristate "TI TPS6501x Power Management chips"
1393 depends on I2C && GPIOLIB
1394 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1396 If you say yes here you get support for the TPS6501x series of
1397 Power Management chips. These include voltage regulators,
1398 lithium ion/polymer battery charging, and other features that
1399 are often used in portable devices like cell phones and cameras.
1401 This driver can also be built as a module. If so, the module
1402 will be called tps65010.
1405 tristate "TI TPS6507x Power Management / Touch Screen chips"
1409 If you say yes here you get support for the TPS6507x series of
1410 Power Management / Touch Screen chips. These include voltage
1411 regulators, lithium ion/polymer battery charging, touch screen
1412 and other features that are often used in portable devices.
1413 This driver can also be built as a module. If so, the module
1414 will be called tps6507x.
1417 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1424 If you say yes here you get support for the TPS65086 series of
1425 Power Management chips.
1426 This driver provides common support for accessing the device,
1427 additional drivers must be enabled in order to use the
1428 functionality of the device.
1430 config TPS65911_COMPARATOR
1434 bool "TI TPS65090 Power Management chips"
1440 If you say yes here you get support for the TPS65090 series of
1441 Power Management chips.
1442 This driver provides common support for accessing the device,
1443 additional drivers must be enabled in order to use the
1444 functionality of the device.
1447 tristate "TI TPS65217 Power Management / White LED chips"
1448 depends on I2C && OF
1453 If you say yes here you get support for the TPS65217 series of
1454 Power Management / White LED chips.
1455 These include voltage regulators, lithium ion/polymer battery
1456 charger, wled and other features that are often used in portable
1459 This driver can also be built as a module. If so, the module
1460 will be called tps65217.
1463 bool "TI TPS68470 Power Management / LED chips"
1464 depends on ACPI && PCI && I2C=y
1465 depends on I2C_DESIGNWARE_PLATFORM=y
1469 If you say yes here you get support for the TPS68470 series of
1470 Power Management / LED chips.
1472 These include voltage regulators, LEDs and other features
1473 that are often used in portable devices.
1475 This option is a bool as it provides an ACPI operation
1476 region, which must be available before any of the devices
1477 using this are probed. This option also configures the
1478 designware-i2c driver to be built-in, for the same reason.
1480 config MFD_TI_LP873X
1481 tristate "TI LP873X Power Management IC"
1486 If you say yes here then you get support for the LP873X series of
1487 Power Management Integrated Circuits (PMIC).
1488 These include voltage regulators, thermal protection, configurable
1489 General Purpose Outputs (GPO) that are used in portable devices.
1491 This driver can also be built as a module. If so, the module
1492 will be called lp873x.
1494 config MFD_TI_LP87565
1495 tristate "TI LP87565 Power Management IC"
1496 depends on I2C && OF
1500 If you say yes here then you get support for the LP87565 series of
1501 Power Management Integrated Circuits (PMIC).
1502 These include voltage regulators, thermal protection, configurable
1503 General Purpose Outputs (GPO) that are used in portable devices.
1505 This driver can also be built as a module. If so, the module
1506 will be called lp87565.
1509 tristate "TI TPS65218 Power Management chips"
1510 depends on I2C && OF
1515 If you say yes here you get support for the TPS65218 series of
1516 Power Management chips.
1517 These include voltage regulators, gpio and other features
1518 that are often used in portable devices.
1520 This driver can also be built as a module. If so, the module
1521 will be called tps65218.
1524 bool "TI TPS6586x Power Management chips"
1529 If you say yes here you get support for the TPS6586X series of
1530 Power Management chips.
1531 This driver provides common support for accessing the device,
1532 additional drivers must be enabled in order to use the
1533 functionality of the device.
1535 This driver can also be built as a module. If so, the module
1536 will be called tps6586x.
1539 bool "TI TPS65910 Power Management chip"
1541 depends on GPIOLIB || COMPILE_TEST
1547 if you say yes here you get support for the TPS65910 series of
1548 Power Management chips.
1556 config MFD_TPS65912_I2C
1557 tristate "TI TPS65912 Power Management chip with I2C"
1562 If you say yes here you get support for the TPS65912 series of
1563 PM chips with I2C interface.
1565 config MFD_TPS65912_SPI
1566 tristate "TI TPS65912 Power Management chip with SPI"
1569 depends on SPI_MASTER
1571 If you say yes here you get support for the TPS65912 series of
1572 PM chips with SPI interface.
1575 bool "TI TPS80031/TPS80032 Power Management chips"
1581 If you say yes here you get support for the Texas Instruments
1582 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1583 Path and Battery Charger. The device provides five configurable
1584 step-down converters, 11 general purpose LDOs, USB OTG Module,
1585 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1586 Power Path from USB, 32K clock generator.
1589 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1594 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1595 This core driver provides register access and IRQ handling
1596 facilities, and registers devices for the various functions
1597 so that function-specific drivers can bind to them.
1599 These multi-function chips are found on many OMAP2 and OMAP3
1600 boards, providing power management, RTC, GPIO, keypad, a
1601 high speed USB OTG transceiver, an audio codec (on most
1602 versions) and many other features.
1604 config TWL4030_POWER
1605 bool "TI TWL4030 power resources"
1606 depends on TWL4030_CORE && ARM
1608 Say yes here if you want to use the power resources on the
1609 TWL4030 family chips. Most of these resources are regulators,
1610 which have a separate driver; some are control signals, such
1611 as clock request handshaking.
1613 This driver uses board-specific data to initialize the resources
1614 and load scripts controlling which resources are switched off/on
1615 or reset when a sleep, wakeup or warm reset event occurs.
1617 config MFD_TWL4030_AUDIO
1618 bool "TI TWL4030 Audio"
1619 depends on TWL4030_CORE
1624 bool "TI TWL6040 audio codec"
1631 Say yes here if you want support for Texas Instruments TWL6040 audio
1633 This driver provides common support for accessing the device,
1634 additional drivers must be enabled in order to use the
1635 functionality of the device (audio, vibra).
1638 bool "TI TWL92330/Menelaus PM chip"
1639 depends on I2C=y && ARCH_OMAP2
1641 If you say yes here you get support for the Texas Instruments
1642 TWL92330/Menelaus Power Management chip. This include voltage
1643 regulators, Dual slot memory card transceivers, real-time clock
1644 and other features that are often used in portable devices like
1645 cell phones and PDAs.
1647 config MFD_WL1273_CORE
1648 tristate "TI WL1273 FM radio"
1653 This is the core driver for the TI WL1273 FM radio. This MFD
1654 driver connects the radio-wl1273 V4L2 module and the wl1273
1658 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1663 Say yes here to enable support for National Semiconductor / TI
1664 LM3533 Lighting Power chips.
1666 This driver provides common support for accessing the device;
1667 additional drivers must be enabled in order to use the LED,
1668 backlight or ambient-light-sensor functionality of the device.
1670 config MFD_TIMBERDALE
1671 tristate "Timberdale FPGA"
1673 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1675 This is the core driver for the timberdale FPGA. This device is a
1676 multifunction device which exposes numerous platform devices.
1678 The timberdale FPGA can be found on the Intel Atom development board
1679 for in-vehicle infontainment, called Russellville.
1682 bool "Toshiba TC35892 and variants"
1687 Support for the Toshiba TC35892 and variants I/O Expander.
1689 This driver provides common support for accessing the device,
1690 additional drivers must be enabled in order to use the
1691 functionality of the device.
1698 bool "Toshiba T7L66XB"
1699 depends on ARM && HAVE_CLK
1703 Support for Toshiba Mobile IO Controller T7L66XB
1706 bool "Toshiba TC6387XB"
1707 depends on ARM && HAVE_CLK
1711 Support for Toshiba Mobile IO Controller TC6387XB
1714 bool "Toshiba TC6393XB"
1715 depends on ARM && HAVE_CLK
1720 Support for Toshiba Mobile IO Controller TC6393XB
1723 tristate "TQ-Systems IO controller TQMX86"
1726 Say yes here to enable support for various functions of the
1727 TQ-Systems IO controller and watchdog device, found on their
1728 ComExpress CPU modules.
1731 tristate "VIA VX855/VX875 integrated south bridge"
1735 Say yes here to enable support for various functions of the
1736 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1737 and/or vx855_gpio drivers for this to do anything useful.
1739 config MFD_LOCHNAGAR
1740 bool "Cirrus Logic Lochnagar Audio Development Board"
1743 depends on I2C=y && OF
1745 Support for Cirrus Logic Lochnagar audio development board.
1753 config MFD_ARIZONA_I2C
1754 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1759 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1760 audio SoC core functionality controlled via I2C.
1762 config MFD_ARIZONA_SPI
1763 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1766 depends on SPI_MASTER
1768 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1769 audio SoC core functionality controlled via SPI.
1772 bool "Cirrus Logic CS47L24 and WM1831"
1773 depends on MFD_ARIZONA
1775 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1778 bool "Wolfson Microelectronics WM5102"
1779 depends on MFD_ARIZONA
1781 Support for Wolfson Microelectronics WM5102 low power audio SoC
1784 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1785 depends on MFD_ARIZONA
1787 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1791 bool "Wolfson Microelectronics WM8997"
1792 depends on MFD_ARIZONA
1794 Support for Wolfson Microelectronics WM8997 low power audio SoC
1797 bool "Wolfson Microelectronics WM8998"
1798 depends on MFD_ARIZONA
1800 Support for Wolfson Microelectronics WM8998 low power audio SoC
1803 bool "Wolfson Microelectronics WM8400"
1808 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1809 CODEC. This driver provides common support for accessing
1810 the device, additional drivers must be enabled in order to use
1811 the functionality of the device.
1816 config MFD_WM831X_I2C
1817 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1824 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1825 when controlled using I2C. This driver provides common support
1826 for accessing the device, additional drivers must be enabled in
1827 order to use the functionality of the device.
1829 config MFD_WM831X_SPI
1830 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1835 depends on SPI_MASTER
1837 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1838 when controlled using SPI. This driver provides common support
1839 for accessing the device, additional drivers must be enabled in
1840 order to use the functionality of the device.
1845 config MFD_WM8350_I2C
1846 bool "Wolfson Microelectronics WM8350 with I2C"
1851 The WM8350 is an integrated audio and power management
1852 subsystem with watchdog and RTC functionality for embedded
1853 systems. This option enables core support for the WM8350 with
1854 I2C as the control interface. Additional options must be
1855 selected to enable support for the functionality of the chip.
1858 tristate "Wolfson Microelectronics WM8994"
1864 The WM8994 is a highly integrated hi-fi CODEC designed for
1865 smartphone applications. As well as audio functionality it
1866 has on board GPIO and regulator functionality which is
1867 supported via the relevant subsystems. This driver provides
1868 core support for the WM8994, in order to use the actual
1869 functionality of the device other drivers must be enabled.
1872 tristate "Wolfson Microelectronics WM97xx"
1875 select AC97_BUS_COMPAT
1876 depends on AC97_BUS_NEW
1878 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1879 designed for smartphone applications. As well as audio functionality
1880 it has on board GPIO and a touchscreen functionality which is
1881 supported via the relevant subsystems. This driver provides core
1882 support for the WM97xx, in order to use the actual functionality of
1883 the device other drivers must be enabled.
1886 tristate "Support for ST Microelectronics STw481x"
1887 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1891 Select this option to enable the STw481x chip driver used
1892 in various ST Microelectronics and ST-Ericsson embedded
1895 config MFD_ROHM_BD718XX
1896 tristate "ROHM BD71837 Power Management IC"
1903 Select this option to get support for the ROHM BD71837
1904 Power Management ICs. BD71837 is designed to power processors like
1905 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1906 and emergency shut down as well as 32,768KHz clock output.
1908 config MFD_ROHM_BD70528
1909 tristate "ROHM BD70528 Power Management IC"
1916 Select this option to get support for the ROHM BD70528 Power
1917 Management IC. BD71837 is general purpose single-chip power
1918 management IC for battery-powered portable devices. It contains
1919 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1920 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1921 crystal oscillator, high-accuracy VREF for use with an external ADC,
1922 10 bits SAR ADC for battery temperature monitor and 1S battery
1925 config MFD_ROHM_BD71828
1926 tristate "ROHM BD71828 Power Management IC"
1933 Select this option to get support for the ROHM BD71828 Power
1934 Management IC. BD71828GW is a single-chip power management IC for
1935 battery-powered portable devices. The IC integrates 7 buck
1936 converters, 7 LDOs, and a 1500 mA single-cell linear charger.
1937 Also included is a Coulomb counter, a real-time clock (RTC), and
1938 a 32.768 kHz clock gate.
1940 config MFD_STM32_LPTIMER
1941 tristate "Support for STM32 Low-Power Timer"
1942 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1947 Select this option to enable STM32 Low-Power Timer driver
1948 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1949 resources are also dealt with here.
1951 To compile this driver as a module, choose M here: the
1952 module will be called stm32-lptimer.
1954 config MFD_STM32_TIMERS
1955 tristate "Support for STM32 Timers"
1956 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1961 Select this option to enable STM32 timers driver used
1962 for PWM and IIO Timer. This driver allow to share the
1963 registers between the others drivers.
1966 tristate "Support for STPMIC1 PMIC"
1967 depends on (I2C=y && OF)
1972 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1973 key, watchdog and regulator functionalities which are supported via
1974 the relevant subsystems. This driver provides core support for the
1975 STPMIC1. In order to use the actual functionality of the device other
1976 drivers must be enabled.
1978 To compile this driver as a module, choose M here: the
1979 module will be called stpmic1.
1982 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
1984 depends on OF || COMPILE_TEST
1988 Support for the STMicroelectronics Multi-Function eXpander.
1990 This driver provides common support for accessing the device,
1991 additional drivers must be enabled in order to use the functionality
1995 tristate "Support for WCD9340/WCD9341 Codec"
1998 select REGMAP_SLIMBUS
2002 Support for the Qualcomm WCD9340/WCD9341 Codec.
2003 This driver provides common support WCD934x audio codec and its
2004 associated Pin Controller, Soundwire Controller and Audio codec.
2006 menu "Multimedia Capabilities Port drivers"
2007 depends on ARCH_SA1100
2014 tristate "Support SA11x0 MCP interface"
2015 depends on ARCH_SA1100
2020 tristate "Support for UCB1200 / UCB1300"
2021 depends on MCP_SA11X0
2024 config MCP_UCB1200_TS
2025 tristate "Touchscreen interface support"
2026 depends on MCP_UCB1200 && INPUT
2030 config MFD_VEXPRESS_SYSREG
2031 bool "Versatile Express System Registers"
2032 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
2035 select GPIO_GENERIC_PLATFORM
2039 System Registers are the platform configuration block
2040 on the ARM Ltd. Versatile Express board.
2043 tristate "RAVE SP MCU core driver"
2044 depends on SERIAL_DEV_BUS
2047 Select this to get support for the Supervisory Processor
2048 device found on several devices in RAVE line of hardware.
2051 tristate "SGI IOC3 core driver"
2052 depends on PCI && MIPS && 64BIT
2055 This option enables basic support for the SGI IOC3-based
2056 controller cards. This option does not enable any specific
2057 functions on such a card, but provides necessary infrastructure
2058 for other drivers to utilize.
2060 If you have an SGI Origin, Octane, or a PCI IOC3 card,
2061 then say Y. Otherwise say N.