1 # SPDX-License-Identifier: GPL-2.0-only
3 # Multifunction miscellaneous devices
7 menu "Multifunction device drivers"
14 config MFD_RPISENSE_CORE
15 tristate "Raspberry Pi Sense HAT core functions"
19 This is the core driver for the Raspberry Pi Sense HAT. This provides
20 the necessary functions to communicate with the hardware.
23 tristate "AMD CS5535 and CS5536 southbridge core functions"
25 depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
27 This is the core driver for CS5535/CS5536 MFD functions. This is
28 necessary for using the board's GPIO and MFGPT functionality.
30 config MFD_ALTERA_A10SR
31 bool "Altera Arria10 DevKit System Resource chip"
32 depends on ARCH_SOCFPGA && SPI_MASTER=y && OF
36 Support for the Altera Arria10 DevKit MAX5 System Resource chip
37 using the SPI interface. This driver provides common support for
38 accessing the external gpio extender (LEDs & buttons) and
39 power supply alarms (hwmon).
41 config MFD_ALTERA_SYSMGR
42 bool "Altera SOCFPGA System Manager"
43 depends on (ARCH_SOCFPGA || ARCH_STRATIX10) && OF
46 Select this to get System Manager support for all Altera branded
47 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
48 using regmap_mmio accesses for ARM32 parts and SMC calls to
52 tristate "Active-semi ACT8945A"
57 Support for the ACT8945A PMIC from Active-semi. This device
58 features three step-down DC/DC converters and four low-dropout
59 linear regulators, along with a complete ActivePath battery
62 config MFD_SUN4I_GPADC
63 tristate "Allwinner sunxi platforms' GPADC MFD driver"
67 depends on ARCH_SUNXI || COMPILE_TEST
68 depends on !TOUCHSCREEN_SUN4I
70 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
71 This driver will only map the hardware interrupt and registers, you
72 have to select individual drivers based on this MFD to be able to use
73 the ADC or the thermal sensor. This will try to probe the ADC driver
74 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
76 To compile this driver as a module, choose M here: the module will be
86 Support for the AS3711 PMIC from AMS
89 tristate "ams AS3722 Power Management IC"
93 depends on I2C=y && OF
95 The ams AS3722 is a compact system PMU suitable for mobile phones,
96 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
97 controllers, 11 LDOs, RTC, automatic battery, temperature and
98 over current monitoring, GPIOs, ADC and a watchdog.
101 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
104 Say yes here to add support for Analog Devices AD5520 and ADP5501,
105 Multifunction Power Management IC. This includes
106 the I2C driver and the core APIs _only_, you have to select
107 individual components like LCD backlight, LEDs, GPIOs and Kepad
108 under the corresponding menus.
110 config MFD_AAT2870_CORE
111 bool "AnalogicTech AAT2870"
114 depends on GPIOLIB || COMPILE_TEST
116 If you say yes here you get support for the AAT2870.
117 This driver provides common support for accessing the device,
118 additional drivers must be enabled in order to use the
119 functionality of the device.
121 config MFD_AT91_USART
122 tristate "AT91 USART Driver"
124 depends on ARCH_AT91 || COMPILE_TEST
126 Select this to get support for AT91 USART IP. This is a wrapper
127 over at91-usart-serial driver and usart-spi-driver. Only one function
128 can be used at a time. The choice is done at boot time by the probe
129 function of this MFD driver according to a device tree property.
131 config MFD_ATMEL_FLEXCOM
132 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
136 Select this to get support for Atmel Flexcom. This is a wrapper
137 which embeds a SPI controller, a I2C controller and a USART. Only
138 one function can be used at a time. The choice is done at boot time
139 by the probe function of this MFD driver according to a device tree
142 config MFD_ATMEL_HLCDC
143 tristate "Atmel HLCDC (High-end LCD Controller)"
148 If you say yes here you get support for the HLCDC block.
149 This driver provides common support for accessing the device,
150 additional drivers must be enabled in order to use the
151 functionality of the device.
158 tristate "Broadcom BCM590xx PMUs"
163 Support for the BCM590xx PMUs from Broadcom
166 tristate "ROHM BD9571MWV PMIC"
172 Support for the ROHM BD9571MWV PMIC, which contains single
173 voltage regulator, voltage sampling units, GPIO block and
176 This driver can also be built as a module. If so, the module
177 will be called bd9571mwv.
180 tristate "X-Powers AC100"
184 If you say Y here you get support for the X-Powers AC100 audio codec
186 This driver include only the core APIs. You have to select individual
187 components like codecs or RTC under the corresponding menus.
194 config MFD_AXP20X_I2C
195 tristate "X-Powers AXP series PMICs with I2C"
200 If you say Y here you get support for the X-Powers AXP series power
201 management ICs (PMICs) controlled with I2C.
202 This driver include only the core APIs. You have to select individual
203 components like regulators or the PEK (Power Enable Key) under the
206 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
207 (builtin) and not a module, as the OpRegion must be available as
208 soon as possible. For the same reason the I2C bus driver options
209 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
211 config MFD_AXP20X_RSB
212 tristate "X-Powers AXP series PMICs with RSB"
216 If you say Y here you get support for the X-Powers AXP series power
217 management ICs (PMICs) controlled with RSB.
218 This driver include only the core APIs. You have to select individual
219 components like regulators or the PEK (Power Enable Key) under the
222 config MFD_CROS_EC_DEV
223 tristate "ChromeOS Embedded Controller multifunction device"
228 Select this to get support for ChromeOS Embedded Controller
229 sub-devices. This driver will instantiate additional drivers such
230 as RTC, USBPD, etc. but you have to select the individual drivers.
232 To compile this driver as a module, choose M here: the module will be
236 tristate "Cirrus Logic Madera codecs"
242 select PINCTRL_MADERA
244 Support for the Cirrus Logic Madera platform audio codecs
246 config MFD_MADERA_I2C
247 tristate "Cirrus Logic Madera codecs with I2C"
248 depends on MFD_MADERA
252 Support for the Cirrus Logic Madera platform audio SoC
253 core functionality controlled via I2C.
255 config MFD_MADERA_SPI
256 tristate "Cirrus Logic Madera codecs with SPI"
257 depends on MFD_MADERA
258 depends on SPI_MASTER
261 Support for the Cirrus Logic Madera platform audio SoC
262 core functionality controlled via SPI.
265 bool "Cirrus Logic CS47L15"
266 select PINCTRL_CS47L15
267 depends on MFD_MADERA
269 Support for Cirrus Logic CS47L15 Smart Codec
272 bool "Cirrus Logic CS47L35"
273 select PINCTRL_CS47L35
274 depends on MFD_MADERA
276 Support for Cirrus Logic CS47L35 Smart Codec
279 bool "Cirrus Logic CS47L85"
280 select PINCTRL_CS47L85
281 depends on MFD_MADERA
283 Support for Cirrus Logic CS47L85 Smart Codec
286 bool "Cirrus Logic CS47L90/91"
287 select PINCTRL_CS47L90
288 depends on MFD_MADERA
290 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
293 bool "Cirrus Logic CS47L92/93"
294 select PINCTRL_CS47L92
295 depends on MFD_MADERA
297 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
301 depends on GPIOLIB && ARM
304 This driver supports the ASIC3 multifunction chip found on many
305 PDAs (mainly iPAQ and HTC based ones)
308 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
311 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
312 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
313 usually found on PXA processors-based platforms. This includes
314 the I2C driver and the core APIs _only_, you have to select
315 individual components like LCD backlight, voltage regulators,
316 LEDs and battery-charger under the corresponding menus.
322 config MFD_DA9052_SPI
323 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
327 depends on SPI_MASTER=y
329 Support for the Dialog Semiconductor DA9052 PMIC
330 when controlled using SPI. This driver provides common support
331 for accessing the device, additional drivers must be enabled in
332 order to use the functionality of the device.
334 config MFD_DA9052_I2C
335 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
341 Support for the Dialog Semiconductor DA9052 PMIC
342 when controlled using I2C. This driver provides common support
343 for accessing the device, additional drivers must be enabled in
344 order to use the functionality of the device.
347 bool "Dialog Semiconductor DA9055 PMIC Support"
353 Say yes here for support of Dialog Semiconductor DA9055. This is
354 a Power Management IC. This driver provides common support for
355 accessing the device as well as the I2C interface to the chip itself.
356 Additional drivers must be enabled in order to use the functionality
359 This driver can be built as a module. If built as a module it will be
363 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
369 Say yes here for support for the Dialog Semiconductor DA9061 and
371 This includes the I2C driver and core APIs.
372 Additional drivers must be enabled in order to use the functionality
376 tristate "Dialog Semiconductor DA9063 PMIC Support"
382 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
383 This includes the I2C driver and core APIs.
384 Additional drivers must be enabled in order to use the functionality
388 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
394 This adds support for the DA9150 integrated charger and fuel-gauge
395 chip. This driver provides common support for accessing the device.
396 Additional drivers must be enabled in order to use the specific
397 features of the device.
400 tristate "Diolan DLN2 support"
404 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
405 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
406 etc. must be enabled in order to use the functionality of
409 config MFD_EXYNOS_LPASS
410 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
411 depends on ARCH_EXYNOS || COMPILE_TEST
415 Select this option to enable support for Samsung Exynos Low Power
420 depends on (SPI_MASTER || I2C)
424 Enable support for the Freescale MC13783 and MC13892 PMICs.
425 This driver provides common support for accessing the device,
426 additional drivers must be enabled in order to use the
427 functionality of the device.
429 config MFD_MC13XXX_SPI
430 tristate "Freescale MC13783 and MC13892 SPI interface"
431 depends on SPI_MASTER
435 Select this if your MC13xxx is connected via an SPI bus.
437 config MFD_MC13XXX_I2C
438 tristate "Freescale MC13892 I2C interface"
443 Select this if your MC13xxx is connected via an I2C bus.
446 tristate "Freescale i.MX23/i.MX28 LRADC"
447 depends on ARCH_MXS || COMPILE_TEST
451 Say yes here to build support for the Low Resolution
452 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
453 processors. This driver provides common support for accessing the
454 device, additional drivers must be enabled in order to use the
455 functionality of the device:
456 mxs-lradc-adc for ADC readings
457 mxs-lradc-ts for touchscreen support
459 This driver can also be built as a module. If so, the module will be
462 config MFD_MX25_TSADC
463 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
465 depends on (SOC_IMX25 && OF) || COMPILE_TEST
467 Enable support for the integrated Touchscreen and ADC unit of the
468 i.MX25 processors. They consist of a conversion queue for general
469 purpose ADC and a queue for Touchscreens.
471 config MFD_HI6421_PMIC
472 tristate "HiSilicon Hi6421 PMU/Codec IC"
477 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
478 functions, such as regulators, RTC, codec, Coulomb counter, etc.
479 This driver includes core APIs _only_. You have to select
480 individul components like voltage regulators under corresponding
481 menus in order to enable them.
482 We communicate with the Hi6421 via memory-mapped I/O.
484 config MFD_HI655X_PMIC
485 tristate "HiSilicon Hi655X series PMU/Codec IC"
486 depends on ARCH_HISI || COMPILE_TEST
492 Select this option to enable Hisilicon hi655x series pmic driver.
495 tristate "HTC PASIC3 LED/DS1WM chip support"
498 This core driver provides register access for the LED/DS1WM
499 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
500 HTC Magician devices, respectively. Actual functionality is
501 handled by the leds-pasic3 and ds1wm drivers.
504 bool "HTC I2C PLD chip support"
505 depends on I2C=y && GPIOLIB
507 If you say yes here you get support for the supposed CPLD
508 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
509 This device provides input and output GPIOs through an I2C
510 interface to one or more sub-chips.
512 config MFD_INTEL_QUARK_I2C_GPIO
513 tristate "Intel Quark MFD I2C GPIO"
516 depends on COMMON_CLK
519 This MFD provides support for I2C and GPIO that exist only
520 in a single PCI device. It splits the 2 IO devices to
521 their respective IO driver.
522 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
525 tristate "Intel ICH LPC"
529 The LPC bridge function of the Intel ICH provides support for
530 many functional units. This driver provides needed support for
531 other drivers to control these functions, currently GPIO and
535 tristate "Intel SCH LPC"
539 LPC bridge function of the Intel SCH provides support for
540 System Management Bus and General Purpose I/O.
542 config INTEL_SOC_PMIC
543 bool "Support for Crystal Cove PMIC"
544 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
545 depends on X86 || COMPILE_TEST
546 depends on I2C_DESIGNWARE_PLATFORM=y
551 Select this option to enable support for Crystal Cove PMIC
552 on some Intel SoC systems. The PMIC provides ADC, GPIO,
553 thermal, charger and related power management functions
556 This option is a bool as it provides an ACPI OpRegion which must be
557 available before any devices using it are probed. This option also
558 causes the designware-i2c driver to be builtin for the same reason.
560 config INTEL_SOC_PMIC_BXTWC
561 tristate "Support for Intel Broxton Whiskey Cove PMIC"
562 depends on INTEL_PMC_IPC
566 Select this option to enable support for Whiskey Cove PMIC
567 on Intel Broxton systems. The PMIC provides ADC, GPIO,
568 thermal, charger and related power management functions
571 config INTEL_SOC_PMIC_CHTWC
572 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
573 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
574 depends on X86 || COMPILE_TEST
575 depends on I2C_DESIGNWARE_PLATFORM=y
580 Select this option to enable support for the Intel Cherry Trail
581 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
583 This option is a bool as it provides an ACPI OpRegion which must be
584 available before any devices using it are probed. This option also
585 causes the designware-i2c driver to be builtin for the same reason.
587 config INTEL_SOC_PMIC_CHTDC_TI
588 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
597 Select this option for supporting Dollar Cove (TI version) PMIC
598 device that is found on some Intel Cherry Trail systems.
600 config INTEL_SOC_PMIC_MRFLD
601 tristate "Support for Intel Merrifield Basin Cove PMIC"
604 depends on INTEL_SCU_IPC
608 Select this option for supporting Basin Cove PMIC device
609 that is found on Intel Merrifield systems.
611 config MFD_INTEL_LPSS
616 config MFD_INTEL_LPSS_ACPI
617 tristate "Intel Low Power Subsystem support in ACPI mode"
618 select MFD_INTEL_LPSS
619 depends on X86 && ACPI
621 This driver supports Intel Low Power Subsystem (LPSS) devices such as
622 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
625 config MFD_INTEL_LPSS_PCI
626 tristate "Intel Low Power Subsystem support in PCI mode"
627 select MFD_INTEL_LPSS
628 depends on X86 && PCI
630 This driver supports Intel Low Power Subsystem (LPSS) devices such as
631 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
634 config MFD_INTEL_MSIC
636 depends on INTEL_SCU_IPC
639 Select this option to enable access to Intel MSIC (Avatele
640 Passage) chip. This chip embeds audio, battery, GPIO, etc.
641 devices used in Intel Medfield platforms.
643 config MFD_IPAQ_MICRO
644 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
645 depends on SA1100_H3100 || SA1100_H3600
648 Select this to get support for the Microcontroller found in
649 the Compaq iPAQ handheld computers. This is an Atmel
650 AT90LS8535 microcontroller flashed with a special iPAQ
651 firmware using the custom protocol implemented in this driver.
653 config MFD_JANZ_CMODIO
654 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
658 This is the core driver for the Janz CMOD-IO PCI MODULbus
659 carrier board. This device is a PCI to MODULbus bridge which may
660 host many different types of MODULbus daughterboards, including
661 CAN and GPIO controllers.
664 tristate "Kontron module PLD device"
667 This is the core driver for the PLD (Programmable Logic Device) found
668 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
669 device may provide functions like watchdog, GPIO, UART and I2C bus.
671 The following modules are supported:
678 * COMe-bPC2 (ETXexpress-PC)
679 * COMe-bSC# (ETXexpress-SC T#)
685 * COMe-cDC2 (microETXexpress-DC)
688 * COMe-cPC2 (microETXexpress-PC)
693 * COMe-mTT10 (nanoETXexpress-TT)
696 This driver can also be built as a module. If so, the module
697 will be called kempld-core.
700 tristate "Marvell 88PM800"
706 This supports for Marvell 88PM800 Power Management IC.
707 This includes the I2C driver and the core APIs _only_, you have to
708 select individual components like voltage regulators, RTC and
709 battery-charger under the corresponding menus.
712 tristate "Marvell 88PM805"
718 This supports for Marvell 88PM805 Power Management IC. This includes
719 the I2C driver and the core APIs _only_, you have to select individual
720 components like codec device, headset/Mic device under the
724 bool "Marvell 88PM8606/88PM8607"
729 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
730 This includes the I2C driver and the core APIs _only_, you have to
731 select individual components like voltage regulators, RTC and
732 battery-charger under the corresponding menus.
735 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
742 Say yes here to add support for Maxim Semiconductor MAX14577 and
743 MAX77836 Micro-USB ICs with battery charger.
744 This driver provides common support for accessing the device;
745 additional drivers must be enabled in order to use the functionality
749 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
751 depends on OF || COMPILE_TEST
757 Say yes here to add support for Maxim Semiconductor MAX77620 and
758 MAX20024 which are Power Management IC with General purpose pins,
759 RTC, regulators, clock generator, watchdog etc. This driver
760 provides common support for accessing the device; additional drivers
761 must be enabled in order to use the functionality of the device.
764 tristate "Maxim MAX77650/77651 PMIC Support"
766 depends on OF || COMPILE_TEST
771 Say Y here to add support for Maxim Semiconductor MAX77650 and
772 MAX77651 Power Management ICs. This is the core multifunction
773 driver for interacting with the device. The module name is
774 'max77650'. Additional drivers can be enabled in order to use
775 the following functionalities of the device: GPIO, regulator,
779 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
781 depends on OF || COMPILE_TEST
787 Say yes here to add support for Maxim Semiconductor MAX77686 and
788 MAX77802 which are Power Management IC with an RTC on chip.
789 This driver provides common support for accessing the device;
790 additional drivers must be enabled in order to use the functionality
794 tristate "Maxim Semiconductor MAX77693 PMIC Support"
800 Say yes here to add support for Maxim Semiconductor MAX77693.
801 This is a companion Power Management IC with Flash, Haptic, Charger,
802 and MUIC(Micro USB Interface Controller) controls on chip.
803 This driver provides common support for accessing the device;
804 additional drivers must be enabled in order to use the functionality
808 bool "Maxim Semiconductor MAX77843 PMIC Support"
814 Say yes here to add support for Maxim Semiconductor MAX77843.
815 This is companion Power Management IC with LEDs, Haptic, Charger,
816 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
817 This driver provides common support for accessing the device;
818 additional drivers must be enabled in order to use the functionality
822 tristate "Maxim Semiconductor MAX8907 PMIC Support"
828 Say yes here to add support for Maxim Semiconductor MAX8907. This is
829 a Power Management IC. This driver provides common support for
830 accessing the device; additional drivers must be enabled in order
831 to use the functionality of the device.
834 bool "Maxim Semiconductor MAX8925 PMIC Support"
838 Say yes here to add support for Maxim Semiconductor MAX8925. This is
839 a Power Management IC. This driver provides common support for
840 accessing the device, additional drivers must be enabled in order
841 to use the functionality of the device.
844 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
849 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
850 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
851 MUIC controls on chip.
852 This driver provides common support for accessing the device;
853 additional drivers must be enabled in order to use the functionality
857 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
862 Say yes here to add support for Maxim Semiconductor MAX8998 and
863 National Semiconductor LP3974. This is a Power Management IC.
864 This driver provides common support for accessing the device,
865 additional drivers must be enabled in order to use the functionality
869 tristate "MediaTek MT6397 PMIC Support"
873 Say yes here to add support for MediaTek MT6397 PMIC. This is
874 a Power Management IC. This driver provides common support for
875 accessing the device; additional drivers must be enabled in order
876 to use the functionality of the device.
879 tristate "MEN 14F021P00 Board Management Controller Support"
883 Say yes here to add support for the MEN 14F021P00 BMC
884 which is a Board Management Controller connected to the I2C bus.
885 The device supports multiple sub-devices like LED, HWMON and WDT.
886 This driver provides common support for accessing the devices;
887 additional drivers must be enabled in order to use the
888 functionality of the BMC device.
890 This driver can also be built as a module. If so the module
891 will be called menf21bmc.
894 bool "Motorola EZXPCAP Support"
895 depends on SPI_MASTER
897 This enables the PCAP ASIC present on EZX Phones. This is
898 needed for MMC, TouchScreen, Sound, USB, etc..
901 tristate "Support for Motorola CPCAP"
903 depends on OF || COMPILE_TEST
907 Say yes here if you want to include driver for CPCAP.
908 It is used on many Motorola phones and tablets as a PMIC.
909 At least Motorola Droid 4 is known to use CPCAP.
911 config MFD_VIPERBOARD
912 tristate "Nano River Technologies Viperboard"
917 Say yes here if you want support for Nano River Technologies
919 There are mfd cell drivers available for i2c master, adc and
920 both gpios found on the board. The spi part does not yet
922 You need to select the mfd cell drivers separately.
923 The drivers do not support all features the board exposes.
926 tristate "Nokia Retu and Tahvo multi-function device"
931 Retu and Tahvo are a multi-function devices found on Nokia
932 Internet Tablets (770, N800 and N810).
935 tristate "NXP PCF50633"
939 Say yes here if you have NXP PCF50633 chip on your board.
940 This core driver provides register access and IRQ handling
941 facilities, and registers devices for the various functions
942 so that function-specific drivers can bind to them.
945 tristate "NXP PCF50633 ADC"
946 depends on MFD_PCF50633
948 Say yes here if you want to include support for ADC in the
952 tristate "NXP PCF50633 GPIO"
953 depends on MFD_PCF50633
955 Say yes here if you want to include support GPIO for pins on
959 tristate "Philips UCB1400 Core driver"
963 This enables support for the Philips UCB1400 core functions.
964 The UCB1400 is an AC97 audio codec.
966 To compile this driver as a module, choose M here: the
967 module will be called ucb1400_core.
970 tristate "Qualcomm PM8xxx PMIC chips driver"
971 depends on (ARM || HEXAGON || COMPILE_TEST)
972 select IRQ_DOMAIN_HIERARCHY
976 If you say yes to this option, support will be included for the
977 built-in PM8xxx PMIC chips.
979 This is required if your board has a PM8xxx and uses its features,
980 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
982 Say M here if you want to include support for PM8xxx chips as a
983 module. This will build a module called "pm8xxx-core".
986 tristate "Qualcomm Resource Power Manager (RPM)"
987 depends on ARCH_QCOM && OF
989 If you say yes to this option, support will be included for the
990 Resource Power Manager system found in the Qualcomm 8660, 8960 and
993 This is required to access many regulators, clocks and bus
994 frequencies controlled by the RPM on these devices.
996 Say M here if you want to include support for the Qualcomm RPM as a
997 module. This will build a module called "qcom_rpm".
1000 tristate "Qualcomm SPMI PMICs"
1001 depends on ARCH_QCOM || COMPILE_TEST
1006 This enables support for the Qualcomm SPMI PMICs.
1007 These PMICs are currently used with the Snapdragon 800 series of
1008 SoCs. Note, that this will only be useful paired with descriptions
1009 of the independent functions as children nodes in the device tree.
1011 Say M here if you want to include support for the SPMI PMIC
1012 series as a module. The module will be called "qcom-spmi-pmic".
1015 tristate "RDC R-321x southbridge"
1019 Say yes here if you want to have support for the RDC R-321x SoC
1020 southbridge which provides access to GPIOs and Watchdog using the
1021 southbridge PCI device configuration space.
1024 tristate "Richtek RT5033 Power Management IC"
1030 This driver provides for the Richtek RT5033 Power Management IC,
1031 which includes the I2C driver and the Core APIs. This driver provides
1032 common support for accessing the device. The device supports multiple
1033 sub-devices like charger, fuel gauge, flash LED, current source,
1037 bool "Ricoh RC5T583 Power Management system device"
1042 Select this option to get support for the RICOH583 Power
1043 Management system device.
1044 This driver provides common support for accessing the device
1045 through i2c interface. The device supports multiple sub-devices
1046 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1047 Additional drivers must be enabled in order to use the
1048 different functionality of the device.
1051 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1052 depends on I2C && OF
1057 If you say yes here you get support for the RK805, RK808, RK809,
1058 RK817 and RK818 Power Management chips.
1059 This driver provides common support for accessing the device
1060 through I2C interface. The device supports multiple sub-devices
1061 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1064 tristate "Ricoh RN5T567/618 PMIC"
1070 Say yes here to add support for the Ricoh RN5T567,
1071 RN5T618, RC5T619 PMIC.
1072 This driver provides common support for accessing the device,
1073 additional drivers must be enabled in order to use the
1074 functionality of the device.
1077 tristate "SAMSUNG Electronics PMIC Series Support"
1083 Support for the Samsung Electronics PMIC devices coming
1084 usually along with Samsung Exynos SoC chipset.
1085 This driver provides common support for accessing the device,
1086 additional drivers must be enabled in order to use the functionality
1089 To compile this driver as a module, choose M here: the
1090 module will be called sec-core.
1091 Have in mind that important core drivers (like regulators) depend
1092 on this driver so building this as a module might require proper
1093 initial ramdisk or might not boot up as well in certain scenarios.
1095 config MFD_SI476X_CORE
1096 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1101 This is the core driver for the SI476x series of AM/FM
1102 radio. This MFD driver connects the radio-si476x V4L2 module
1103 and the si476x audio codec.
1105 To compile this driver as a module, choose M here: the
1106 module will be called si476x-core.
1109 tristate "Silicon Motion SM501"
1112 This is the core driver for the Silicon Motion SM501 multimedia
1113 companion chip. This device is a multifunction device which may
1114 provide numerous interfaces including USB host controller, USB gadget,
1115 asynchronous serial ports, audio functions, and a dual display video
1116 interface. The device may be connected by PCI or local bus with
1117 varying functions enabled.
1119 config MFD_SM501_GPIO
1120 bool "Export GPIO via GPIO layer"
1121 depends on MFD_SM501 && GPIOLIB
1123 This option uses the gpio library layer to export the 64 GPIO
1124 lines on the SM501. The platform data is used to supply the
1125 base number for the first GPIO line to register.
1128 tristate "Skyworks Solutions SKY81452"
1133 This is the core driver for the Skyworks SKY81452 backlight and
1134 voltage regulator device.
1136 This driver can also be built as a module. If so, the module
1137 will be called sky81452.
1140 bool "SMSC ECE1099 series chips"
1145 If you say yes here you get support for the
1146 ece1099 chips from SMSC.
1148 To compile this driver as a module, choose M here: the
1149 module will be called smsc.
1151 config MFD_SC27XX_PMIC
1152 tristate "Spreadtrum SC27xx PMICs"
1153 depends on ARCH_SPRD || COMPILE_TEST
1154 depends on SPI_MASTER
1159 This enables support for the Spreadtrum SC27xx PMICs with SPI
1160 interface. The SC27xx series PMICs integrate power management,
1161 audio codec, battery management and user interface support
1162 function (such as RTC, Typec, indicator and so on) in a single chip.
1164 This driver provides common support for accessing the SC27xx PMICs,
1165 and it also adds the irq_chip parts for handling the PMIC chip events.
1168 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1169 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1171 Say yes here if you have the ABX500 Mixed Signal IC family
1172 chips. This core driver expose register access functions.
1173 Functionality specific drivers using these functions can
1174 remain unchanged when IC changes. Binding of the functions to
1175 actual register access is done by the IC core driver.
1178 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1179 depends on I2C=y && ABX500_CORE
1181 default y if ARCH_U300
1183 Select this to enable the AB3100 Mixed Signal IC core
1184 functionality. This connects to a AB3100 on the I2C bus
1185 and expose a number of symbols needed for dependent devices
1186 to read and write registers and subscribe to events from
1187 this multi-functional IC. This is needed to use other features
1188 of the AB3100 such as battery-backed RTC, charging control,
1189 LEDs, vibrator, system power and temperature, power management
1193 tristate "ST-Ericsson AB3100 OTP functions"
1194 depends on AB3100_CORE
1195 default y if AB3100_CORE
1197 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1198 programmable memory) support. This exposes a sysfs file to read
1202 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1203 depends on ABX500_CORE && MFD_DB8500_PRCMU
1208 Select this option to enable access to AB8500 power management
1209 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1210 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1211 the irq_chip parts for handling the Mixed Signal chip events.
1212 This chip embeds various other multimedia funtionalities as well.
1215 bool "Enable debug info via debugfs"
1216 depends on AB8500_GPADC && DEBUG_FS
1217 default y if DEBUG_FS
1219 Select this option if you want debug information using the debug
1220 filesystem, debugfs.
1223 bool "ST-Ericsson AB8500 GPADC driver"
1224 depends on AB8500_CORE && REGULATOR_AB8500
1227 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
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 functionaltiy 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 functionaltiy 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_STM32_LPTIMER
1926 tristate "Support for STM32 Low-Power Timer"
1927 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1932 Select this option to enable STM32 Low-Power Timer driver
1933 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1934 resources are also dealt with here.
1936 To compile this driver as a module, choose M here: the
1937 module will be called stm32-lptimer.
1939 config MFD_STM32_TIMERS
1940 tristate "Support for STM32 Timers"
1941 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1946 Select this option to enable STM32 timers driver used
1947 for PWM and IIO Timer. This driver allow to share the
1948 registers between the others drivers.
1951 tristate "Support for STPMIC1 PMIC"
1952 depends on (I2C=y && OF)
1957 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1958 key, watchdog and regulator functionalities which are supported via
1959 the relevant subsystems. This driver provides core support for the
1960 STPMIC1. In order to use the actual functionaltiy of the device other
1961 drivers must be enabled.
1963 To compile this driver as a module, choose M here: the
1964 module will be called stpmic1.
1967 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
1969 depends on OF || COMPILE_TEST
1973 Support for the STMicroelectronics Multi-Function eXpander.
1975 This driver provides common support for accessing the device,
1976 additional drivers must be enabled in order to use the functionality
1979 menu "Multimedia Capabilities Port drivers"
1980 depends on ARCH_SA1100
1987 tristate "Support SA11x0 MCP interface"
1988 depends on ARCH_SA1100
1993 tristate "Support for UCB1200 / UCB1300"
1994 depends on MCP_SA11X0
1997 config MCP_UCB1200_TS
1998 tristate "Touchscreen interface support"
1999 depends on MCP_UCB1200 && INPUT
2003 config MFD_VEXPRESS_SYSREG
2004 bool "Versatile Express System Registers"
2005 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
2008 select GPIO_GENERIC_PLATFORM
2012 System Registers are the platform configuration block
2013 on the ARM Ltd. Versatile Express board.
2016 tristate "RAVE SP MCU core driver"
2017 depends on SERIAL_DEV_BUS
2020 Select this to get support for the Supervisory Processor
2021 device found on several devices in RAVE line of hardware.