2 # Multifunction miscellaneous devices
6 menu "Multifunction device drivers"
14 tristate "AMD CS5535 and CS5536 southbridge core functions"
16 depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
18 This is the core driver for CS5535/CS5536 MFD functions. This is
19 necessary for using the board's GPIO and MFGPT functionality.
21 config MFD_ALTERA_A10SR
22 bool "Altera Arria10 DevKit System Resource chip"
23 depends on ARCH_SOCFPGA && SPI_MASTER=y && OF
27 Support for the Altera Arria10 DevKit MAX5 System Resource chip
28 using the SPI interface. This driver provides common support for
29 accessing the external gpio extender (LEDs & buttons) and
30 power supply alarms (hwmon).
33 tristate "Active-semi ACT8945A"
38 Support for the ACT8945A PMIC from Active-semi. This device
39 features three step-down DC/DC converters and four low-dropout
40 linear regulators, along with a complete ActivePath battery
43 config MFD_SUN4I_GPADC
44 tristate "Allwinner sunxi platforms' GPADC MFD driver"
48 depends on ARCH_SUNXI || COMPILE_TEST
49 depends on !TOUCHSCREEN_SUN4I
51 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
52 This driver will only map the hardware interrupt and registers, you
53 have to select individual drivers based on this MFD to be able to use
54 the ADC or the thermal sensor. This will try to probe the ADC driver
55 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
57 To compile this driver as a module, choose M here: the module will be
67 Support for the AS3711 PMIC from AMS
70 tristate "ams AS3722 Power Management IC"
74 depends on I2C=y && OF
76 The ams AS3722 is a compact system PMU suitable for mobile phones,
77 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
78 controllers, 11 LDOs, RTC, automatic battery, temperature and
79 over current monitoring, GPIOs, ADC and a watchdog.
82 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
85 Say yes here to add support for Analog Devices AD5520 and ADP5501,
86 Multifunction Power Management IC. This includes
87 the I2C driver and the core APIs _only_, you have to select
88 individual components like LCD backlight, LEDs, GPIOs and Kepad
89 under the corresponding menus.
91 config MFD_AAT2870_CORE
92 bool "AnalogicTech AAT2870"
95 depends on GPIOLIB || COMPILE_TEST
97 If you say yes here you get support for the AAT2870.
98 This driver provides common support for accessing the device,
99 additional drivers must be enabled in order to use the
100 functionality of the device.
102 config MFD_ATMEL_FLEXCOM
103 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
107 Select this to get support for Atmel Flexcom. This is a wrapper
108 which embeds a SPI controller, a I2C controller and a USART. Only
109 one function can be used at a time. The choice is done at boot time
110 by the probe function of this MFD driver according to a device tree
113 config MFD_ATMEL_HLCDC
114 tristate "Atmel HLCDC (High-end LCD Controller)"
119 If you say yes here you get support for the HLCDC block.
120 This driver provides common support for accessing the device,
121 additional drivers must be enabled in order to use the
122 functionality of the device.
129 tristate "Broadcom BCM590xx PMUs"
134 Support for the BCM590xx PMUs from Broadcom
137 tristate "ROHM BD9571MWV PMIC"
143 Support for the ROHM BD9571MWV PMIC, which contains single
144 voltage regulator, voltage sampling units, GPIO block and
147 This driver can also be built as a module. If so, the module
148 will be called bd9571mwv.
151 tristate "X-Powers AC100"
155 If you say Y here you get support for the X-Powers AC100 audio codec
157 This driver include only the core APIs. You have to select individual
158 components like codecs or RTC under the corresponding menus.
165 config MFD_AXP20X_I2C
166 tristate "X-Powers AXP series PMICs with I2C"
171 If you say Y here you get support for the X-Powers AXP series power
172 management ICs (PMICs) controlled with I2C.
173 This driver include only the core APIs. You have to select individual
174 components like regulators or the PEK (Power Enable Key) under the
177 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
178 (builtin) and not a module, as the OpRegion must be available as
179 soon as possible. For the same reason the I2C bus driver options
180 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
182 config MFD_AXP20X_RSB
183 tristate "X-Powers AXP series PMICs with RSB"
187 If you say Y here you get support for the X-Powers AXP series power
188 management ICs (PMICs) controlled with RSB.
189 This driver include only the core APIs. You have to select individual
190 components like regulators or the PEK (Power Enable Key) under the
194 tristate "ChromeOS Embedded Controller"
196 select CHROME_PLATFORMS
198 depends on X86 || ARM || ARM64 || COMPILE_TEST
200 If you say Y here you get support for the ChromeOS Embedded
201 Controller (EC) providing keyboard, battery and power services.
202 You also need to enable the driver for the bus you are using. The
203 protocol for talking to the EC is defined by the bus driver.
205 config MFD_CROS_EC_I2C
206 tristate "ChromeOS Embedded Controller (I2C)"
207 depends on MFD_CROS_EC && I2C
210 If you say Y here, you get support for talking to the ChromeOS
211 EC through an I2C bus. This uses a simple byte-level protocol with
212 a checksum. Failing accesses will be retried three times to
215 config MFD_CROS_EC_SPI
216 tristate "ChromeOS Embedded Controller (SPI)"
217 depends on MFD_CROS_EC && SPI
220 If you say Y here, you get support for talking to the ChromeOS EC
221 through a SPI bus, using a byte-level protocol. Since the EC's
222 response time cannot be guaranteed, we support ignoring
223 'pre-amble' bytes before the response actually starts.
227 depends on GPIOLIB && ARM
230 This driver supports the ASIC3 multifunction chip found on many
231 PDAs (mainly iPAQ and HTC based ones)
234 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
237 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
238 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
239 usually found on PXA processors-based platforms. This includes
240 the I2C driver and the core APIs _only_, you have to select
241 individual components like LCD backlight, voltage regulators,
242 LEDs and battery-charger under the corresponding menus.
248 config MFD_DA9052_SPI
249 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
253 depends on SPI_MASTER=y
255 Support for the Dialog Semiconductor DA9052 PMIC
256 when controlled using SPI. This driver provides common support
257 for accessing the device, additional drivers must be enabled in
258 order to use the functionality of the device.
260 config MFD_DA9052_I2C
261 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
267 Support for the Dialog Semiconductor DA9052 PMIC
268 when controlled using I2C. This driver provides common support
269 for accessing the device, additional drivers must be enabled in
270 order to use the functionality of the device.
273 bool "Dialog Semiconductor DA9055 PMIC Support"
279 Say yes here for support of Dialog Semiconductor DA9055. This is
280 a Power Management IC. This driver provides common support for
281 accessing the device as well as the I2C interface to the chip itself.
282 Additional drivers must be enabled in order to use the functionality
285 This driver can be built as a module. If built as a module it will be
289 tristate "Dialog Semiconductor DA9062/61 PMIC Support"
295 Say yes here for support for the Dialog Semiconductor DA9061 and
297 This includes the I2C driver and core APIs.
298 Additional drivers must be enabled in order to use the functionality
302 tristate "Dialog Semiconductor DA9063 PMIC Support"
308 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
309 This includes the I2C driver and core APIs.
310 Additional drivers must be enabled in order to use the functionality
314 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
320 This adds support for the DA9150 integrated charger and fuel-gauge
321 chip. This driver provides common support for accessing the device.
322 Additional drivers must be enabled in order to use the specific
323 features of the device.
326 tristate "Diolan DLN2 support"
330 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
331 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
332 etc. must be enabled in order to use the functionality of
335 config MFD_EXYNOS_LPASS
336 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
337 depends on ARCH_EXYNOS || COMPILE_TEST
341 Select this option to enable support for Samsung Exynos Low Power
346 depends on (SPI_MASTER || I2C)
350 Enable support for the Freescale MC13783 and MC13892 PMICs.
351 This driver provides common support for accessing the device,
352 additional drivers must be enabled in order to use the
353 functionality of the device.
355 config MFD_MC13XXX_SPI
356 tristate "Freescale MC13783 and MC13892 SPI interface"
357 depends on SPI_MASTER
361 Select this if your MC13xxx is connected via an SPI bus.
363 config MFD_MC13XXX_I2C
364 tristate "Freescale MC13892 I2C interface"
369 Select this if your MC13xxx is connected via an I2C bus.
372 tristate "Freescale i.MX23/i.MX28 LRADC"
373 depends on ARCH_MXS || COMPILE_TEST
377 Say yes here to build support for the Low Resolution
378 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
379 processors. This driver provides common support for accessing the
380 device, additional drivers must be enabled in order to use the
381 functionality of the device:
382 mxs-lradc-adc for ADC readings
383 mxs-lradc-ts for touchscreen support
385 This driver can also be built as a module. If so, the module will be
388 config MFD_MX25_TSADC
389 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
391 depends on (SOC_IMX25 && OF) || COMPILE_TEST
393 Enable support for the integrated Touchscreen and ADC unit of the
394 i.MX25 processors. They consist of a conversion queue for general
395 purpose ADC and a queue for Touchscreens.
397 config MFD_HI6421_PMIC
398 tristate "HiSilicon Hi6421 PMU/Codec IC"
403 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
404 functions, such as regulators, RTC, codec, Coulomb counter, etc.
405 This driver includes core APIs _only_. You have to select
406 individul components like voltage regulators under corresponding
407 menus in order to enable them.
408 We communicate with the Hi6421 via memory-mapped I/O.
410 config MFD_HI655X_PMIC
411 tristate "HiSilicon Hi655X series PMU/Codec IC"
412 depends on ARCH_HISI || COMPILE_TEST
418 Select this option to enable Hisilicon hi655x series pmic driver.
421 tristate "HTC PASIC3 LED/DS1WM chip support"
424 This core driver provides register access for the LED/DS1WM
425 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
426 HTC Magician devices, respectively. Actual functionality is
427 handled by the leds-pasic3 and ds1wm drivers.
430 bool "HTC I2C PLD chip support"
431 depends on I2C=y && GPIOLIB
433 If you say yes here you get support for the supposed CPLD
434 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
435 This device provides input and output GPIOs through an I2C
436 interface to one or more sub-chips.
438 config MFD_INTEL_QUARK_I2C_GPIO
439 tristate "Intel Quark MFD I2C GPIO"
442 depends on COMMON_CLK
445 This MFD provides support for I2C and GPIO that exist only
446 in a single PCI device. It splits the 2 IO devices to
447 their respective IO driver.
448 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
451 tristate "Intel ICH LPC"
455 The LPC bridge function of the Intel ICH provides support for
456 many functional units. This driver provides needed support for
457 other drivers to control these functions, currently GPIO and
461 tristate "Intel SCH LPC"
465 LPC bridge function of the Intel SCH provides support for
466 System Management Bus and General Purpose I/O.
468 config INTEL_SOC_PMIC
469 bool "Support for Crystal Cove PMIC"
470 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
471 depends on X86 || COMPILE_TEST
475 select I2C_DESIGNWARE_PLATFORM
477 Select this option to enable support for Crystal Cove PMIC
478 on some Intel SoC systems. The PMIC provides ADC, GPIO,
479 thermal, charger and related power management functions
482 This option is a bool as it provides an ACPI OpRegion which must be
483 available before any devices using it are probed. This option also
484 causes the designware-i2c driver to be builtin for the same reason.
486 config INTEL_SOC_PMIC_BXTWC
487 tristate "Support for Intel Broxton Whiskey Cove PMIC"
488 depends on INTEL_PMC_IPC
492 Select this option to enable support for Whiskey Cove PMIC
493 on Intel Broxton systems. The PMIC provides ADC, GPIO,
494 thermal, charger and related power management functions
497 config INTEL_SOC_PMIC_CHTWC
498 bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
499 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
500 depends on X86 || COMPILE_TEST
504 select I2C_DESIGNWARE_PLATFORM
506 Select this option to enable support for the Intel Cherry Trail
507 Whiskey Cove PMIC found on some Intel Cherry Trail systems.
509 This option is a bool as it provides an ACPI OpRegion which must be
510 available before any devices using it are probed. This option also
511 causes the designware-i2c driver to be builtin for the same reason.
513 config MFD_INTEL_LPSS
518 config MFD_INTEL_LPSS_ACPI
519 tristate "Intel Low Power Subsystem support in ACPI mode"
520 select MFD_INTEL_LPSS
521 depends on X86 && ACPI
523 This driver supports Intel Low Power Subsystem (LPSS) devices such as
524 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
527 config MFD_INTEL_LPSS_PCI
528 tristate "Intel Low Power Subsystem support in PCI mode"
529 select MFD_INTEL_LPSS
530 depends on X86 && PCI
532 This driver supports Intel Low Power Subsystem (LPSS) devices such as
533 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
536 config MFD_INTEL_MSIC
538 depends on INTEL_SCU_IPC
541 Select this option to enable access to Intel MSIC (Avatele
542 Passage) chip. This chip embeds audio, battery, GPIO, etc.
543 devices used in Intel Medfield platforms.
545 config MFD_IPAQ_MICRO
546 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
547 depends on SA1100_H3100 || SA1100_H3600
550 Select this to get support for the Microcontroller found in
551 the Compaq iPAQ handheld computers. This is an Atmel
552 AT90LS8535 microcontroller flashed with a special iPAQ
553 firmware using the custom protocol implemented in this driver.
555 config MFD_JANZ_CMODIO
556 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
560 This is the core driver for the Janz CMOD-IO PCI MODULbus
561 carrier board. This device is a PCI to MODULbus bridge which may
562 host many different types of MODULbus daughterboards, including
563 CAN and GPIO controllers.
565 config MFD_JZ4740_ADC
566 bool "Janz JZ4740 ADC core"
568 select GENERIC_IRQ_CHIP
569 depends on MACH_JZ4740
571 Say yes here if you want support for the ADC unit in the JZ4740 SoC.
572 This driver is necessary for jz4740-battery and jz4740-hwmon driver.
575 tristate "Kontron module PLD device"
578 This is the core driver for the PLD (Programmable Logic Device) found
579 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
580 device may provide functions like watchdog, GPIO, UART and I2C bus.
582 The following modules are supported:
589 * COMe-bPC2 (ETXexpress-PC)
590 * COMe-bSC# (ETXexpress-SC T#)
596 * COMe-cDC2 (microETXexpress-DC)
599 * COMe-cPC2 (microETXexpress-PC)
604 * COMe-mTT10 (nanoETXexpress-TT)
607 This driver can also be built as a module. If so, the module
608 will be called kempld-core.
611 tristate "Marvell 88PM800"
617 This supports for Marvell 88PM800 Power Management IC.
618 This includes the I2C driver and the core APIs _only_, you have to
619 select individual components like voltage regulators, RTC and
620 battery-charger under the corresponding menus.
623 tristate "Marvell 88PM805"
629 This supports for Marvell 88PM805 Power Management IC. This includes
630 the I2C driver and the core APIs _only_, you have to select individual
631 components like codec device, headset/Mic device under the
635 bool "Marvell 88PM8606/88PM8607"
640 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
641 This includes the I2C driver and the core APIs _only_, you have to
642 select individual components like voltage regulators, RTC and
643 battery-charger under the corresponding menus.
646 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
653 Say yes here to add support for Maxim Semiconductor MAX14577 and
654 MAX77836 Micro-USB ICs with battery charger.
655 This driver provides common support for accessing the device;
656 additional drivers must be enabled in order to use the functionality
660 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
662 depends on OF || COMPILE_TEST
668 Say yes here to add support for Maxim Semiconductor MAX77620 and
669 MAX20024 which are Power Management IC with General purpose pins,
670 RTC, regulators, clock generator, watchdog etc. This driver
671 provides common support for accessing the device; additional drivers
672 must be enabled in order to use the functionality of the device.
675 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
677 depends on OF || COMPILE_TEST
683 Say yes here to add support for Maxim Semiconductor MAX77686 and
684 MAX77802 which are Power Management IC with an RTC on chip.
685 This driver provides common support for accessing the device;
686 additional drivers must be enabled in order to use the functionality
690 tristate "Maxim Semiconductor MAX77693 PMIC Support"
696 Say yes here to add support for Maxim Semiconductor MAX77693.
697 This is a companion Power Management IC with Flash, Haptic, Charger,
698 and MUIC(Micro USB Interface Controller) controls on chip.
699 This driver provides common support for accessing the device;
700 additional drivers must be enabled in order to use the functionality
704 bool "Maxim Semiconductor MAX77843 PMIC Support"
710 Say yes here to add support for Maxim Semiconductor MAX77843.
711 This is companion Power Management IC with LEDs, Haptic, Charger,
712 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
713 This driver provides common support for accessing the device;
714 additional drivers must be enabled in order to use the functionality
718 tristate "Maxim Semiconductor MAX8907 PMIC Support"
724 Say yes here to add support for Maxim Semiconductor MAX8907. This is
725 a Power Management IC. This driver provides common support for
726 accessing the device; additional drivers must be enabled in order
727 to use the functionality of the device.
730 bool "Maxim Semiconductor MAX8925 PMIC Support"
734 Say yes here to add support for Maxim Semiconductor MAX8925. This is
735 a Power Management IC. This driver provides common support for
736 accessing the device, additional drivers must be enabled in order
737 to use the functionality of the device.
740 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
745 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
746 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
747 MUIC controls on chip.
748 This driver provides common support for accessing the device;
749 additional drivers must be enabled in order to use the functionality
753 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
758 Say yes here to add support for Maxim Semiconductor MAX8998 and
759 National Semiconductor LP3974. This is a Power Management IC.
760 This driver provides common support for accessing the device,
761 additional drivers must be enabled in order to use the functionality
765 tristate "MediaTek MT6397 PMIC Support"
769 Say yes here to add support for MediaTek MT6397 PMIC. This is
770 a Power Management IC. This driver provides common support for
771 accessing the device; additional drivers must be enabled in order
772 to use the functionality of the device.
775 tristate "MEN 14F021P00 Board Management Controller Support"
779 Say yes here to add support for the MEN 14F021P00 BMC
780 which is a Board Management Controller connected to the I2C bus.
781 The device supports multiple sub-devices like LED, HWMON and WDT.
782 This driver provides common support for accessing the devices;
783 additional drivers must be enabled in order to use the
784 functionality of the BMC device.
786 This driver can also be built as a module. If so the module
787 will be called menf21bmc.
790 bool "Motorola EZXPCAP Support"
791 depends on SPI_MASTER
793 This enables the PCAP ASIC present on EZX Phones. This is
794 needed for MMC, TouchScreen, Sound, USB, etc..
797 tristate "Support for Motorola CPCAP"
799 depends on OF || COMPILE_TEST
803 Say yes here if you want to include driver for CPCAP.
804 It is used on many Motorola phones and tablets as a PMIC.
805 At least Motorola Droid 4 is known to use CPCAP.
807 config MFD_VIPERBOARD
808 tristate "Nano River Technologies Viperboard"
813 Say yes here if you want support for Nano River Technologies
815 There are mfd cell drivers available for i2c master, adc and
816 both gpios found on the board. The spi part does not yet
818 You need to select the mfd cell drivers separately.
819 The drivers do not support all features the board exposes.
822 tristate "Nokia Retu and Tahvo multi-function device"
827 Retu and Tahvo are a multi-function devices found on Nokia
828 Internet Tablets (770, N800 and N810).
831 tristate "NXP PCF50633"
835 Say yes here if you have NXP PCF50633 chip on your board.
836 This core driver provides register access and IRQ handling
837 facilities, and registers devices for the various functions
838 so that function-specific drivers can bind to them.
841 tristate "NXP PCF50633 ADC"
842 depends on MFD_PCF50633
844 Say yes here if you want to include support for ADC in the
848 tristate "NXP PCF50633 GPIO"
849 depends on MFD_PCF50633
851 Say yes here if you want to include support GPIO for pins on
855 tristate "Philips UCB1400 Core driver"
859 This enables support for the Philips UCB1400 core functions.
860 The UCB1400 is an AC97 audio codec.
862 To compile this driver as a module, choose M here: the
863 module will be called ucb1400_core.
866 tristate "Qualcomm PM8xxx PMIC chips driver"
867 depends on (ARM || HEXAGON)
872 If you say yes to this option, support will be included for the
873 built-in PM8xxx PMIC chips.
875 This is required if your board has a PM8xxx and uses its features,
876 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
878 Say M here if you want to include support for PM8xxx chips as a
879 module. This will build a module called "pm8xxx-core".
882 tristate "Qualcomm Resource Power Manager (RPM)"
883 depends on ARCH_QCOM && OF
885 If you say yes to this option, support will be included for the
886 Resource Power Manager system found in the Qualcomm 8660, 8960 and
889 This is required to access many regulators, clocks and bus
890 frequencies controlled by the RPM on these devices.
892 Say M here if you want to include support for the Qualcomm RPM as a
893 module. This will build a module called "qcom_rpm".
896 tristate "Qualcomm SPMI PMICs"
897 depends on ARCH_QCOM || COMPILE_TEST
902 This enables support for the Qualcomm SPMI PMICs.
903 These PMICs are currently used with the Snapdragon 800 series of
904 SoCs. Note, that this will only be useful paired with descriptions
905 of the independent functions as children nodes in the device tree.
907 Say M here if you want to include support for the SPMI PMIC
908 series as a module. The module will be called "qcom-spmi-pmic".
911 tristate "RDC R-321x southbridge"
915 Say yes here if you want to have support for the RDC R-321x SoC
916 southbridge which provides access to GPIOs and Watchdog using the
917 southbridge PCI device configuration space.
920 tristate "Realtek PCI-E card reader"
924 This supports for Realtek PCI-Express card reader including rts5209,
925 rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411, etc.
926 Realtek card reader supports access to many types of memory cards,
927 such as Memory Stick, Memory Stick Pro, Secure Digital and
931 tristate "Richtek RT5033 Power Management IC"
937 This driver provides for the Richtek RT5033 Power Management IC,
938 which includes the I2C driver and the Core APIs. This driver provides
939 common support for accessing the device. The device supports multiple
940 sub-devices like charger, fuel gauge, flash LED, current source,
944 tristate "Realtek USB card reader"
948 Select this option to get support for Realtek USB 2.0 card readers
949 including RTS5129, RTS5139, RTS5179 and RTS5170.
950 Realtek card reader supports access to many types of memory cards,
951 such as Memory Stick Pro, Secure Digital and MultiMediaCard.
954 bool "Ricoh RC5T583 Power Management system device"
959 Select this option to get support for the RICOH583 Power
960 Management system device.
961 This driver provides common support for accessing the device
962 through i2c interface. The device supports multiple sub-devices
963 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
964 Additional drivers must be enabled in order to use the
965 different functionality of the device.
968 tristate "Rockchip RK805/RK808/RK818 Power Management Chip"
974 If you say yes here you get support for the RK805, RK808 and RK818
975 Power Management chips.
976 This driver provides common support for accessing the device
977 through I2C interface. The device supports multiple sub-devices
978 including interrupts, RTC, LDO & DCDC regulators, and onkey.
981 tristate "Ricoh RN5T567/618 PMIC"
987 Say yes here to add support for the Ricoh RN5T567,
988 RN5T618, RC5T619 PMIC.
989 This driver provides common support for accessing the device,
990 additional drivers must be enabled in order to use the
991 functionality of the device.
994 bool "SAMSUNG Electronics PMIC Series Support"
1000 Support for the Samsung Electronics MFD series.
1001 This driver provides common support for accessing the device,
1002 additional drivers must be enabled in order to use the functionality
1005 config MFD_SI476X_CORE
1006 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1011 This is the core driver for the SI476x series of AM/FM
1012 radio. This MFD driver connects the radio-si476x V4L2 module
1013 and the si476x audio codec.
1015 To compile this driver as a module, choose M here: the
1016 module will be called si476x-core.
1019 tristate "Silicon Motion SM501"
1021 This is the core driver for the Silicon Motion SM501 multimedia
1022 companion chip. This device is a multifunction device which may
1023 provide numerous interfaces including USB host controller, USB gadget,
1024 asynchronous serial ports, audio functions, and a dual display video
1025 interface. The device may be connected by PCI or local bus with
1026 varying functions enabled.
1028 config MFD_SM501_GPIO
1029 bool "Export GPIO via GPIO layer"
1030 depends on MFD_SM501 && GPIOLIB
1032 This option uses the gpio library layer to export the 64 GPIO
1033 lines on the SM501. The platform data is used to supply the
1034 base number for the first GPIO line to register.
1037 tristate "Skyworks Solutions SKY81452"
1042 This is the core driver for the Skyworks SKY81452 backlight and
1043 voltage regulator device.
1045 This driver can also be built as a module. If so, the module
1046 will be called sky81452.
1049 bool "SMSC ECE1099 series chips"
1054 If you say yes here you get support for the
1055 ece1099 chips from SMSC.
1057 To compile this driver as a module, choose M here: the
1058 module will be called smsc.
1061 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1062 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1064 Say yes here if you have the ABX500 Mixed Signal IC family
1065 chips. This core driver expose register access functions.
1066 Functionality specific drivers using these functions can
1067 remain unchanged when IC changes. Binding of the functions to
1068 actual register access is done by the IC core driver.
1071 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1072 depends on I2C=y && ABX500_CORE
1074 default y if ARCH_U300
1076 Select this to enable the AB3100 Mixed Signal IC core
1077 functionality. This connects to a AB3100 on the I2C bus
1078 and expose a number of symbols needed for dependent devices
1079 to read and write registers and subscribe to events from
1080 this multi-functional IC. This is needed to use other features
1081 of the AB3100 such as battery-backed RTC, charging control,
1082 LEDs, vibrator, system power and temperature, power management
1086 tristate "ST-Ericsson AB3100 OTP functions"
1087 depends on AB3100_CORE
1088 default y if AB3100_CORE
1090 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1091 programmable memory) support. This exposes a sysfs file to read
1095 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1096 depends on ABX500_CORE && MFD_DB8500_PRCMU
1101 Select this option to enable access to AB8500 power management
1102 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1103 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1104 the irq_chip parts for handling the Mixed Signal chip events.
1105 This chip embeds various other multimedia funtionalities as well.
1108 bool "Enable debug info via debugfs"
1109 depends on AB8500_GPADC && DEBUG_FS
1110 default y if DEBUG_FS
1112 Select this option if you want debug information using the debug
1113 filesystem, debugfs.
1116 bool "ST-Ericsson AB8500 GPADC driver"
1117 depends on AB8500_CORE && REGULATOR_AB8500
1120 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1122 config MFD_DB8500_PRCMU
1123 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1124 depends on UX500_SOC_DB8500
1127 Select this option to enable support for the DB8500 Power Reset
1128 and Control Management Unit. This is basically an autonomous
1129 system controller running an XP70 microprocessor, which is accessed
1130 through a register map.
1133 bool "STMicroelectronics STMPE"
1134 depends on (I2C=y || SPI_MASTER=y)
1138 Support for the STMPE family of I/O Expanders from
1141 Currently supported devices are:
1143 STMPE811: GPIO, Touchscreen
1144 STMPE1601: GPIO, Keypad
1145 STMPE1801: GPIO, Keypad
1146 STMPE2401: GPIO, Keypad
1147 STMPE2403: GPIO, Keypad
1149 This driver provides common support for accessing the device,
1150 additional drivers must be enabled in order to use the functionality
1151 of the device. Currently available sub drivers are:
1154 Keypad: stmpe-keypad
1155 Touchscreen: stmpe-ts
1157 menu "STMicroelectronics STMPE Interface Drivers"
1158 depends on MFD_STMPE
1161 bool "STMicroelectronics STMPE I2C Interface"
1165 This is used to enable I2C interface of STMPE
1168 bool "STMicroelectronics STMPE SPI Interface"
1169 depends on SPI_MASTER
1171 This is used to enable SPI interface of STMPE
1175 bool "STMicroelectronics STA2X11"
1180 config MFD_SUN6I_PRCM
1181 bool "Allwinner A31 PRCM controller"
1182 depends on ARCH_SUNXI
1185 Support for the PRCM (Power/Reset/Clock Management) unit available
1189 bool "System Controller Register R/W Based on Regmap"
1192 Select this option to enable accessing system control registers
1195 config MFD_DAVINCI_VOICECODEC
1200 config MFD_TI_AM335X_TSCADC
1201 tristate "TI ADC / Touch Screen chip support"
1206 If you say yes here you get support for Texas Instruments series
1207 of Touch Screen /ADC chips.
1208 To compile this driver as a module, choose M here: the
1209 module will be called ti_am335x_tscadc.
1211 config MFD_DM355EVM_MSP
1212 bool "TI DaVinci DM355 EVM microcontroller"
1213 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1215 This driver supports the MSP430 microcontroller used on these
1216 boards. MSP430 firmware manages resets and power sequencing,
1217 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1220 tristate "TI/National Semiconductor LP3943 MFD Driver"
1225 Support for the TI/National Semiconductor LP3943.
1226 This driver consists of GPIO and PWM drivers.
1227 With these functionalities, it can be used for LED string control or
1228 general usage such like a GPIO controller and a PWM controller.
1231 bool "TI LP8788 Power Management Unit Driver"
1237 TI LP8788 PMU supports regulators, battery charger, RTC,
1238 ADC, backlight driver and current sinks.
1241 tristate "TI Lighting Management Unit driver"
1246 Say yes here to enable support for TI LMU chips.
1248 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and LM3697.
1249 It consists of backlight, LED and regulator driver.
1250 It provides consistent device controls for lighting functions.
1252 config MFD_OMAP_USB_HOST
1253 bool "TI OMAP USBHS core and TLL driver"
1254 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1257 This is the core driver for the OAMP EHCI and OHCI drivers.
1258 This MFD driver does the required setup functionalities for
1259 OMAP USB Host drivers.
1262 bool "TI Palmas series chips"
1268 If you say yes here you get support for the Palmas
1269 series of PMIC chips from Texas Instruments.
1272 tristate "TI TPS61050/61052 Boost Converters"
1277 select REGULATOR_FIXED_VOLTAGE
1279 This option enables a driver for the TP61050/TPS61052
1280 high-power "white LED driver". This boost converter is
1281 sometimes used for other things than white LEDs, and
1282 also contains a GPIO pin.
1285 tristate "TI TPS6501x Power Management chips"
1286 depends on I2C && GPIOLIB
1287 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1289 If you say yes here you get support for the TPS6501x series of
1290 Power Management chips. These include voltage regulators,
1291 lithium ion/polymer battery charging, and other features that
1292 are often used in portable devices like cell phones and cameras.
1294 This driver can also be built as a module. If so, the module
1295 will be called tps65010.
1298 tristate "TI TPS6507x Power Management / Touch Screen chips"
1302 If you say yes here you get support for the TPS6507x series of
1303 Power Management / Touch Screen chips. These include voltage
1304 regulators, lithium ion/polymer battery charging, touch screen
1305 and other features that are often used in portable devices.
1306 This driver can also be built as a module. If so, the module
1307 will be called tps6507x.
1310 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1317 If you say yes here you get support for the TPS65086 series of
1318 Power Management chips.
1319 This driver provides common support for accessing the device,
1320 additional drivers must be enabled in order to use the
1321 functionality of the device.
1323 config TPS65911_COMPARATOR
1327 bool "TI TPS65090 Power Management chips"
1333 If you say yes here you get support for the TPS65090 series of
1334 Power Management chips.
1335 This driver provides common support for accessing the device,
1336 additional drivers must be enabled in order to use the
1337 functionality of the device.
1340 tristate "TI TPS65217 Power Management / White LED chips"
1346 If you say yes here you get support for the TPS65217 series of
1347 Power Management / White LED chips.
1348 These include voltage regulators, lithium ion/polymer battery
1349 charger, wled and other features that are often used in portable
1352 This driver can also be built as a module. If so, the module
1353 will be called tps65217.
1356 bool "TI TPS68470 Power Management / LED chips"
1357 depends on ACPI && I2C=y
1360 select I2C_DESIGNWARE_PLATFORM
1362 If you say yes here you get support for the TPS68470 series of
1363 Power Management / LED chips.
1365 These include voltage regulators, LEDs and other features
1366 that are often used in portable devices.
1368 This option is a bool as it provides an ACPI operation
1369 region, which must be available before any of the devices
1370 using this are probed. This option also configures the
1371 designware-i2c driver to be built-in, for the same reason.
1373 config MFD_TI_LP873X
1374 tristate "TI LP873X Power Management IC"
1379 If you say yes here then you get support for the LP873X series of
1380 Power Management Integrated Circuits (PMIC).
1381 These include voltage regulators, thermal protection, configurable
1382 General Purpose Outputs (GPO) that are used in portable devices.
1384 This driver can also be built as a module. If so, the module
1385 will be called lp873x.
1387 config MFD_TI_LP87565
1388 tristate "TI LP87565 Power Management IC"
1389 depends on I2C && OF
1393 If you say yes here then you get support for the LP87565 series of
1394 Power Management Integrated Circuits (PMIC).
1395 These include voltage regulators, thermal protection, configurable
1396 General Purpose Outputs (GPO) that are used in portable devices.
1398 This driver can also be built as a module. If so, the module
1399 will be called lp87565.
1402 tristate "TI TPS65218 Power Management chips"
1408 If you say yes here you get support for the TPS65218 series of
1409 Power Management chips.
1410 These include voltage regulators, gpio and other features
1411 that are often used in portable devices. Only regulator
1412 component is currently supported.
1414 This driver can also be built as a module. If so, the module
1415 will be called tps65218.
1418 bool "TI TPS6586x Power Management chips"
1423 If you say yes here you get support for the TPS6586X series of
1424 Power Management chips.
1425 This driver provides common support for accessing the device,
1426 additional drivers must be enabled in order to use the
1427 functionality of the device.
1429 This driver can also be built as a module. If so, the module
1430 will be called tps6586x.
1433 bool "TI TPS65910 Power Management chip"
1435 depends on GPIOLIB || COMPILE_TEST
1441 if you say yes here you get support for the TPS65910 series of
1442 Power Management chips.
1450 config MFD_TPS65912_I2C
1451 tristate "TI TPS65912 Power Management chip with I2C"
1456 If you say yes here you get support for the TPS65912 series of
1457 PM chips with I2C interface.
1459 config MFD_TPS65912_SPI
1460 tristate "TI TPS65912 Power Management chip with SPI"
1463 depends on SPI_MASTER
1465 If you say yes here you get support for the TPS65912 series of
1466 PM chips with SPI interface.
1469 bool "TI TPS80031/TPS80032 Power Management chips"
1475 If you say yes here you get support for the Texas Instruments
1476 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1477 Path and Battery Charger. The device provides five configurable
1478 step-down converters, 11 general purpose LDOs, USB OTG Module,
1479 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1480 Power Path from USB, 32K clock generator.
1483 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1488 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1489 This core driver provides register access and IRQ handling
1490 facilities, and registers devices for the various functions
1491 so that function-specific drivers can bind to them.
1493 These multi-function chips are found on many OMAP2 and OMAP3
1494 boards, providing power management, RTC, GPIO, keypad, a
1495 high speed USB OTG transceiver, an audio codec (on most
1496 versions) and many other features.
1498 config TWL4030_POWER
1499 bool "TI TWL4030 power resources"
1500 depends on TWL4030_CORE && ARM
1502 Say yes here if you want to use the power resources on the
1503 TWL4030 family chips. Most of these resources are regulators,
1504 which have a separate driver; some are control signals, such
1505 as clock request handshaking.
1507 This driver uses board-specific data to initialize the resources
1508 and load scripts controlling which resources are switched off/on
1509 or reset when a sleep, wakeup or warm reset event occurs.
1511 config MFD_TWL4030_AUDIO
1512 bool "TI TWL4030 Audio"
1513 depends on TWL4030_CORE
1518 bool "TI TWL6040 audio codec"
1525 Say yes here if you want support for Texas Instruments TWL6040 audio
1527 This driver provides common support for accessing the device,
1528 additional drivers must be enabled in order to use the
1529 functionality of the device (audio, vibra).
1532 bool "TI TWL92330/Menelaus PM chip"
1533 depends on I2C=y && ARCH_OMAP2
1535 If you say yes here you get support for the Texas Instruments
1536 TWL92330/Menelaus Power Management chip. This include voltage
1537 regulators, Dual slot memory card transceivers, real-time clock
1538 and other features that are often used in portable devices like
1539 cell phones and PDAs.
1541 config MFD_WL1273_CORE
1542 tristate "TI WL1273 FM radio"
1547 This is the core driver for the TI WL1273 FM radio. This MFD
1548 driver connects the radio-wl1273 V4L2 module and the wl1273
1552 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1557 Say yes here to enable support for National Semiconductor / TI
1558 LM3533 Lighting Power chips.
1560 This driver provides common support for accessing the device;
1561 additional drivers must be enabled in order to use the LED,
1562 backlight or ambient-light-sensor functionality of the device.
1564 config MFD_TIMBERDALE
1565 tristate "Timberdale FPGA"
1567 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1569 This is the core driver for the timberdale FPGA. This device is a
1570 multifunction device which exposes numerous platform devices.
1572 The timberdale FPGA can be found on the Intel Atom development board
1573 for in-vehicle infontainment, called Russellville.
1576 bool "Toshiba TC35892 and variants"
1581 Support for the Toshiba TC35892 and variants I/O Expander.
1583 This driver provides common support for accessing the device,
1584 additional drivers must be enabled in order to use the
1585 functionality of the device.
1592 bool "Toshiba T7L66XB"
1593 depends on ARM && HAVE_CLK
1597 Support for Toshiba Mobile IO Controller T7L66XB
1600 bool "Toshiba TC6387XB"
1601 depends on ARM && HAVE_CLK
1605 Support for Toshiba Mobile IO Controller TC6387XB
1608 bool "Toshiba TC6393XB"
1609 depends on ARM && HAVE_CLK
1614 Support for Toshiba Mobile IO Controller TC6393XB
1617 tristate "VIA VX855/VX875 integrated south bridge"
1621 Say yes here to enable support for various functions of the
1622 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1623 and/or vx855_gpio drivers for this to do anything useful.
1631 config MFD_ARIZONA_I2C
1632 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1637 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1638 audio SoC core functionality controlled via I2C.
1640 config MFD_ARIZONA_SPI
1641 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1644 depends on SPI_MASTER
1646 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1647 audio SoC core functionality controlled via SPI.
1650 bool "Cirrus Logic CS47L24 and WM1831"
1651 depends on MFD_ARIZONA
1653 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1656 bool "Wolfson Microelectronics WM5102"
1657 depends on MFD_ARIZONA
1659 Support for Wolfson Microelectronics WM5102 low power audio SoC
1662 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1663 depends on MFD_ARIZONA
1665 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1669 bool "Wolfson Microelectronics WM8997"
1670 depends on MFD_ARIZONA
1672 Support for Wolfson Microelectronics WM8997 low power audio SoC
1675 bool "Wolfson Microelectronics WM8998"
1676 depends on MFD_ARIZONA
1678 Support for Wolfson Microelectronics WM8998 low power audio SoC
1681 bool "Wolfson Microelectronics WM8400"
1686 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1687 CODEC. This driver provides common support for accessing
1688 the device, additional drivers must be enabled in order to use
1689 the functionality of the device.
1694 config MFD_WM831X_I2C
1695 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1702 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1703 when controlled using I2C. This driver provides common support
1704 for accessing the device, additional drivers must be enabled in
1705 order to use the functionality of the device.
1707 config MFD_WM831X_SPI
1708 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1713 depends on SPI_MASTER
1715 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1716 when controlled using SPI. This driver provides common support
1717 for accessing the device, additional drivers must be enabled in
1718 order to use the functionality of the device.
1723 config MFD_WM8350_I2C
1724 bool "Wolfson Microelectronics WM8350 with I2C"
1729 The WM8350 is an integrated audio and power management
1730 subsystem with watchdog and RTC functionality for embedded
1731 systems. This option enables core support for the WM8350 with
1732 I2C as the control interface. Additional options must be
1733 selected to enable support for the functionality of the chip.
1736 tristate "Wolfson Microelectronics WM8994"
1742 The WM8994 is a highly integrated hi-fi CODEC designed for
1743 smartphone applications. As well as audio functionality it
1744 has on board GPIO and regulator functionality which is
1745 supported via the relevant subsystems. This driver provides
1746 core support for the WM8994, in order to use the actual
1747 functionaltiy of the device other drivers must be enabled.
1750 tristate "Support for ST Microelectronics STw481x"
1751 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1755 Select this option to enable the STw481x chip driver used
1756 in various ST Microelectronics and ST-Ericsson embedded
1759 config MFD_STM32_LPTIMER
1760 tristate "Support for STM32 Low-Power Timer"
1761 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1766 Select this option to enable STM32 Low-Power Timer driver
1767 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1768 resources are also dealt with here.
1770 To compile this driver as a module, choose M here: the
1771 module will be called stm32-lptimer.
1773 config MFD_STM32_TIMERS
1774 tristate "Support for STM32 Timers"
1775 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1780 Select this option to enable STM32 timers driver used
1781 for PWM and IIO Timer. This driver allow to share the
1782 registers between the others drivers.
1784 menu "Multimedia Capabilities Port drivers"
1785 depends on ARCH_SA1100
1792 tristate "Support SA11x0 MCP interface"
1793 depends on ARCH_SA1100
1798 tristate "Support for UCB1200 / UCB1300"
1799 depends on MCP_SA11X0
1802 config MCP_UCB1200_TS
1803 tristate "Touchscreen interface support"
1804 depends on MCP_UCB1200 && INPUT
1808 config MFD_VEXPRESS_SYSREG
1809 bool "Versatile Express System Registers"
1810 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
1813 select GPIO_GENERIC_PLATFORM
1817 System Registers are the platform configuration block
1818 on the ARM Ltd. Versatile Express board.