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"
47 depends on ARCH_SUNXI || COMPILE_TEST
49 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
50 This driver will only map the hardware interrupt and registers, you
51 have to select individual drivers based on this MFD to be able to use
52 the ADC or the thermal sensor. This will try to probe the ADC driver
53 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
55 To compile this driver as a module, choose M here: the module will be
65 Support for the AS3711 PMIC from AMS
68 tristate "ams AS3722 Power Management IC"
72 depends on I2C=y && OF
74 The ams AS3722 is a compact system PMU suitable for mobile phones,
75 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
76 controllers, 11 LDOs, RTC, automatic battery, temperature and
77 over current monitoring, GPIOs, ADC and a watchdog.
80 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
83 Say yes here to add support for Analog Devices AD5520 and ADP5501,
84 Multifunction Power Management IC. This includes
85 the I2C driver and the core APIs _only_, you have to select
86 individual components like LCD backlight, LEDs, GPIOs and Kepad
87 under the corresponding menus.
89 config MFD_AAT2870_CORE
90 bool "AnalogicTech AAT2870"
93 depends on GPIOLIB || COMPILE_TEST
95 If you say yes here you get support for the AAT2870.
96 This driver provides common support for accessing the device,
97 additional drivers must be enabled in order to use the
98 functionality of the device.
100 config MFD_ATMEL_FLEXCOM
101 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
105 Select this to get support for Atmel Flexcom. This is a wrapper
106 which embeds a SPI controller, a I2C controller and a USART. Only
107 one function can be used at a time. The choice is done at boot time
108 by the probe function of this MFD driver according to a device tree
111 config MFD_ATMEL_HLCDC
112 tristate "Atmel HLCDC (High-end LCD Controller)"
117 If you say yes here you get support for the HLCDC block.
118 This driver provides common support for accessing the device,
119 additional drivers must be enabled in order to use the
120 functionality of the device.
123 tristate "Broadcom BCM590xx PMUs"
128 Support for the BCM590xx PMUs from Broadcom
131 tristate "X-Powers AC100"
135 If you say Y here you get support for the X-Powers AC100 audio codec
137 This driver include only the core APIs. You have to select individual
138 components like codecs or RTC under the corresponding menus.
145 config MFD_AXP20X_I2C
146 tristate "X-Powers AXP series PMICs with I2C"
151 If you say Y here you get support for the X-Powers AXP series power
152 management ICs (PMICs) controlled with I2C.
153 This driver include only the core APIs. You have to select individual
154 components like regulators or the PEK (Power Enable Key) under the
157 config MFD_AXP20X_RSB
158 tristate "X-Powers AXP series PMICs with RSB"
162 If you say Y here you get support for the X-Powers AXP series power
163 management ICs (PMICs) controlled with RSB.
164 This driver include only the core APIs. You have to select individual
165 components like regulators or the PEK (Power Enable Key) under the
169 tristate "ChromeOS Embedded Controller"
171 select CHROME_PLATFORMS
173 depends on X86 || ARM || ARM64 || COMPILE_TEST
175 If you say Y here you get support for the ChromeOS Embedded
176 Controller (EC) providing keyboard, battery and power services.
177 You also need to enable the driver for the bus you are using. The
178 protocol for talking to the EC is defined by the bus driver.
180 config MFD_CROS_EC_I2C
181 tristate "ChromeOS Embedded Controller (I2C)"
182 depends on MFD_CROS_EC && I2C
185 If you say Y here, you get support for talking to the ChromeOS
186 EC through an I2C bus. This uses a simple byte-level protocol with
187 a checksum. Failing accesses will be retried three times to
190 config MFD_CROS_EC_SPI
191 tristate "ChromeOS Embedded Controller (SPI)"
192 depends on MFD_CROS_EC && SPI
195 If you say Y here, you get support for talking to the ChromeOS EC
196 through a SPI bus, using a byte-level protocol. Since the EC's
197 response time cannot be guaranteed, we support ignoring
198 'pre-amble' bytes before the response actually starts.
202 depends on GPIOLIB && ARM
205 This driver supports the ASIC3 multifunction chip found on many
206 PDAs (mainly iPAQ and HTC based ones)
209 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
212 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
213 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
214 usually found on PXA processors-based platforms. This includes
215 the I2C driver and the core APIs _only_, you have to select
216 individual components like LCD backlight, voltage regulators,
217 LEDs and battery-charger under the corresponding menus.
223 config MFD_DA9052_SPI
224 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
228 depends on SPI_MASTER=y
230 Support for the Dialog Semiconductor DA9052 PMIC
231 when controlled using SPI. This driver provides common support
232 for accessing the device, additional drivers must be enabled in
233 order to use the functionality of the device.
235 config MFD_DA9052_I2C
236 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
242 Support for the Dialog Semiconductor DA9052 PMIC
243 when controlled using I2C. This driver provides common support
244 for accessing the device, additional drivers must be enabled in
245 order to use the functionality of the device.
248 bool "Dialog Semiconductor DA9055 PMIC Support"
254 Say yes here for support of Dialog Semiconductor DA9055. This is
255 a Power Management IC. This driver provides common support for
256 accessing the device as well as the I2C interface to the chip itself.
257 Additional drivers must be enabled in order to use the functionality
260 This driver can be built as a module. If built as a module it will be
264 tristate "Dialog Semiconductor DA9062 PMIC Support"
270 Say yes here for support for the Dialog Semiconductor DA9062 PMIC.
271 This includes the I2C driver and core APIs.
272 Additional drivers must be enabled in order to use the functionality
276 tristate "Dialog Semiconductor DA9063 PMIC Support"
282 Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
283 This includes the I2C driver and core APIs.
284 Additional drivers must be enabled in order to use the functionality
288 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
294 This adds support for the DA9150 integrated charger and fuel-gauge
295 chip. This driver provides common support for accessing the device.
296 Additional drivers must be enabled in order to use the specific
297 features of the device.
300 tristate "Diolan DLN2 support"
304 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
305 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
306 etc. must be enabled in order to use the functionality of
309 config MFD_EXYNOS_LPASS
310 tristate "Samsung Exynos SoC Low Power Audio Subsystem"
311 depends on ARCH_EXYNOS || COMPILE_TEST
315 Select this option to enable support for Samsung Exynos Low Power
320 depends on (SPI_MASTER || I2C)
324 Enable support for the Freescale MC13783 and MC13892 PMICs.
325 This driver provides common support for accessing the device,
326 additional drivers must be enabled in order to use the
327 functionality of the device.
329 config MFD_MC13XXX_SPI
330 tristate "Freescale MC13783 and MC13892 SPI interface"
331 depends on SPI_MASTER
335 Select this if your MC13xxx is connected via an SPI bus.
337 config MFD_MC13XXX_I2C
338 tristate "Freescale MC13892 I2C interface"
343 Select this if your MC13xxx is connected via an I2C bus.
345 config MFD_MX25_TSADC
346 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
348 depends on (SOC_IMX25 && OF) || COMPILE_TEST
350 Enable support for the integrated Touchscreen and ADC unit of the
351 i.MX25 processors. They consist of a conversion queue for general
352 purpose ADC and a queue for Touchscreens.
354 config MFD_HI6421_PMIC
355 tristate "HiSilicon Hi6421 PMU/Codec IC"
360 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
361 functions, such as regulators, RTC, codec, Coulomb counter, etc.
362 This driver includes core APIs _only_. You have to select
363 individul components like voltage regulators under corresponding
364 menus in order to enable them.
365 We communicate with the Hi6421 via memory-mapped I/O.
367 config MFD_HI655X_PMIC
368 tristate "HiSilicon Hi655X series PMU/Codec IC"
369 depends on ARCH_HISI || COMPILE_TEST
375 Select this option to enable Hisilicon hi655x series pmic driver.
378 tristate "HTC PASIC3 LED/DS1WM chip support"
381 This core driver provides register access for the LED/DS1WM
382 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
383 HTC Magician devices, respectively. Actual functionality is
384 handled by the leds-pasic3 and ds1wm drivers.
387 bool "HTC I2C PLD chip support"
388 depends on I2C=y && GPIOLIB
390 If you say yes here you get support for the supposed CPLD
391 found on omap850 HTC devices like the HTC Wizard and HTC Herald.
392 This device provides input and output GPIOs through an I2C
393 interface to one or more sub-chips.
395 config MFD_INTEL_QUARK_I2C_GPIO
396 tristate "Intel Quark MFD I2C GPIO"
399 depends on COMMON_CLK
402 This MFD provides support for I2C and GPIO that exist only
403 in a single PCI device. It splits the 2 IO devices to
404 their respective IO driver.
405 The GPIO exports a total amount of 8 interrupt-capable GPIOs.
408 tristate "Intel ICH LPC"
412 The LPC bridge function of the Intel ICH provides support for
413 many functional units. This driver provides needed support for
414 other drivers to control these functions, currently GPIO and
418 tristate "Intel SCH LPC"
422 LPC bridge function of the Intel SCH provides support for
423 System Management Bus and General Purpose I/O.
425 config INTEL_SOC_PMIC
426 bool "Support for Intel Atom SoC PMIC"
433 Select this option to enable support for the PMIC device
434 on some Intel SoC systems. The PMIC provides ADC, GPIO,
435 thermal, charger and related power management functions
438 config MFD_INTEL_LPSS
443 config MFD_INTEL_LPSS_ACPI
444 tristate "Intel Low Power Subsystem support in ACPI mode"
445 select MFD_INTEL_LPSS
446 depends on X86 && ACPI
448 This driver supports Intel Low Power Subsystem (LPSS) devices such as
449 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
452 config MFD_INTEL_LPSS_PCI
453 tristate "Intel Low Power Subsystem support in PCI mode"
454 select MFD_INTEL_LPSS
455 depends on X86 && PCI
457 This driver supports Intel Low Power Subsystem (LPSS) devices such as
458 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
461 config MFD_INTEL_MSIC
463 depends on INTEL_SCU_IPC
466 Select this option to enable access to Intel MSIC (Avatele
467 Passage) chip. This chip embeds audio, battery, GPIO, etc.
468 devices used in Intel Medfield platforms.
470 config MFD_IPAQ_MICRO
471 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
472 depends on SA1100_H3100 || SA1100_H3600
475 Select this to get support for the Microcontroller found in
476 the Compaq iPAQ handheld computers. This is an Atmel
477 AT90LS8535 microcontroller flashed with a special iPAQ
478 firmware using the custom protocol implemented in this driver.
480 config MFD_JANZ_CMODIO
481 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
485 This is the core driver for the Janz CMOD-IO PCI MODULbus
486 carrier board. This device is a PCI to MODULbus bridge which may
487 host many different types of MODULbus daughterboards, including
488 CAN and GPIO controllers.
490 config MFD_JZ4740_ADC
491 bool "Janz JZ4740 ADC core"
493 select GENERIC_IRQ_CHIP
494 depends on MACH_JZ4740
496 Say yes here if you want support for the ADC unit in the JZ4740 SoC.
497 This driver is necessary for jz4740-battery and jz4740-hwmon driver.
500 tristate "Kontron module PLD device"
503 This is the core driver for the PLD (Programmable Logic Device) found
504 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
505 device may provide functions like watchdog, GPIO, UART and I2C bus.
507 The following modules are supported:
511 * COMe-bPC2 (ETXexpress-PC)
512 * COMe-bSC# (ETXexpress-SC T#)
517 * COMe-cDC2 (microETXexpress-DC)
519 * COMe-cPC2 (microETXexpress-PC)
524 * COMe-mTT10 (nanoETXexpress-TT)
527 This driver can also be built as a module. If so, the module
528 will be called kempld-core.
531 tristate "Marvell 88PM800"
537 This supports for Marvell 88PM800 Power Management IC.
538 This includes the I2C driver and the core APIs _only_, you have to
539 select individual components like voltage regulators, RTC and
540 battery-charger under the corresponding menus.
543 tristate "Marvell 88PM805"
549 This supports for Marvell 88PM805 Power Management IC. This includes
550 the I2C driver and the core APIs _only_, you have to select individual
551 components like codec device, headset/Mic device under the
555 bool "Marvell 88PM8606/88PM8607"
560 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
561 This includes the I2C driver and the core APIs _only_, you have to
562 select individual components like voltage regulators, RTC and
563 battery-charger under the corresponding menus.
566 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
573 Say yes here to add support for Maxim Semiconductor MAX14577 and
574 MAX77836 Micro-USB ICs with battery charger.
575 This driver provides common support for accessing the device;
576 additional drivers must be enabled in order to use the functionality
580 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
582 depends on OF || COMPILE_TEST
588 Say yes here to add support for Maxim Semiconductor MAX77620 and
589 MAX20024 which are Power Management IC with General purpose pins,
590 RTC, regulators, clock generator, watchdog etc. This driver
591 provides common support for accessing the device; additional drivers
592 must be enabled in order to use the functionality of the device.
595 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
597 depends on OF || COMPILE_TEST
603 Say yes here to add support for Maxim Semiconductor MAX77686 and
604 MAX77802 which are Power Management IC with an RTC on chip.
605 This driver provides common support for accessing the device;
606 additional drivers must be enabled in order to use the functionality
610 tristate "Maxim Semiconductor MAX77693 PMIC Support"
616 Say yes here to add support for Maxim Semiconductor MAX77693.
617 This is a companion Power Management IC with Flash, Haptic, Charger,
618 and MUIC(Micro USB Interface Controller) controls on chip.
619 This driver provides common support for accessing the device;
620 additional drivers must be enabled in order to use the functionality
624 bool "Maxim Semiconductor MAX77843 PMIC Support"
630 Say yes here to add support for Maxim Semiconductor MAX77843.
631 This is companion Power Management IC with LEDs, Haptic, Charger,
632 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
633 This driver provides common support for accessing the device;
634 additional drivers must be enabled in order to use the functionality
638 tristate "Maxim Semiconductor MAX8907 PMIC Support"
644 Say yes here to add support for Maxim Semiconductor MAX8907. This is
645 a Power Management IC. This driver provides common support for
646 accessing the device; additional drivers must be enabled in order
647 to use the functionality of the device.
650 bool "Maxim Semiconductor MAX8925 PMIC Support"
654 Say yes here to add support for Maxim Semiconductor MAX8925. This is
655 a Power Management IC. This driver provides common support for
656 accessing the device, additional drivers must be enabled in order
657 to use the functionality of the device.
660 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
665 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
666 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
667 MUIC controls on chip.
668 This driver provides common support for accessing the device;
669 additional drivers must be enabled in order to use the functionality
673 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
678 Say yes here to add support for Maxim Semiconductor MAX8998 and
679 National Semiconductor LP3974. This is a Power Management IC.
680 This driver provides common support for accessing the device,
681 additional drivers must be enabled in order to use the functionality
685 tristate "MediaTek MT6397 PMIC Support"
689 Say yes here to add support for MediaTek MT6397 PMIC. This is
690 a Power Management IC. This driver provides common support for
691 accessing the device; additional drivers must be enabled in order
692 to use the functionality of the device.
695 tristate "MEN 14F021P00 Board Management Controller Support"
699 Say yes here to add support for the MEN 14F021P00 BMC
700 which is a Board Management Controller connected to the I2C bus.
701 The device supports multiple sub-devices like LED, HWMON and WDT.
702 This driver provides common support for accessing the devices;
703 additional drivers must be enabled in order to use the
704 functionality of the BMC device.
706 This driver can also be built as a module. If so the module
707 will be called menf21bmc.
710 bool "Motorola EZXPCAP Support"
711 depends on SPI_MASTER
713 This enables the PCAP ASIC present on EZX Phones. This is
714 needed for MMC, TouchScreen, Sound, USB, etc..
716 config MFD_VIPERBOARD
717 tristate "Nano River Technologies Viperboard"
722 Say yes here if you want support for Nano River Technologies
724 There are mfd cell drivers available for i2c master, adc and
725 both gpios found on the board. The spi part does not yet
727 You need to select the mfd cell drivers separately.
728 The drivers do not support all features the board exposes.
731 tristate "Nokia Retu and Tahvo multi-function device"
736 Retu and Tahvo are a multi-function devices found on Nokia
737 Internet Tablets (770, N800 and N810).
740 tristate "NXP PCF50633"
744 Say yes here if you have NXP PCF50633 chip on your board.
745 This core driver provides register access and IRQ handling
746 facilities, and registers devices for the various functions
747 so that function-specific drivers can bind to them.
750 tristate "NXP PCF50633 ADC"
751 depends on MFD_PCF50633
753 Say yes here if you want to include support for ADC in the
757 tristate "NXP PCF50633 GPIO"
758 depends on MFD_PCF50633
760 Say yes here if you want to include support GPIO for pins on
764 tristate "Philips UCB1400 Core driver"
768 This enables support for the Philips UCB1400 core functions.
769 The UCB1400 is an AC97 audio codec.
771 To compile this driver as a module, choose M here: the
772 module will be called ucb1400_core.
775 tristate "Qualcomm PM8xxx PMIC chips driver"
776 depends on (ARM || HEXAGON)
781 If you say yes to this option, support will be included for the
782 built-in PM8xxx PMIC chips.
784 This is required if your board has a PM8xxx and uses its features,
785 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
787 Say M here if you want to include support for PM8xxx chips as a
788 module. This will build a module called "pm8xxx-core".
791 tristate "Qualcomm Resource Power Manager (RPM)"
792 depends on ARCH_QCOM && OF
794 If you say yes to this option, support will be included for the
795 Resource Power Manager system found in the Qualcomm 8660, 8960 and
798 This is required to access many regulators, clocks and bus
799 frequencies controlled by the RPM on these devices.
801 Say M here if you want to include support for the Qualcomm RPM as a
802 module. This will build a module called "qcom_rpm".
805 tristate "Qualcomm SPMI PMICs"
806 depends on ARCH_QCOM || COMPILE_TEST
811 This enables support for the Qualcomm SPMI PMICs.
812 These PMICs are currently used with the Snapdragon 800 series of
813 SoCs. Note, that this will only be useful paired with descriptions
814 of the independent functions as children nodes in the device tree.
816 Say M here if you want to include support for the SPMI PMIC
817 series as a module. The module will be called "qcom-spmi-pmic".
820 tristate "RDC R-321x southbridge"
824 Say yes here if you want to have support for the RDC R-321x SoC
825 southbridge which provides access to GPIOs and Watchdog using the
826 southbridge PCI device configuration space.
829 tristate "Realtek PCI-E card reader"
833 This supports for Realtek PCI-Express card reader including rts5209,
834 rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411, etc.
835 Realtek card reader supports access to many types of memory cards,
836 such as Memory Stick, Memory Stick Pro, Secure Digital and
840 tristate "Richtek RT5033 Power Management IC"
846 This driver provides for the Richtek RT5033 Power Management IC,
847 which includes the I2C driver and the Core APIs. This driver provides
848 common support for accessing the device. The device supports multiple
849 sub-devices like charger, fuel gauge, flash LED, current source,
853 tristate "Realtek USB card reader"
857 Select this option to get support for Realtek USB 2.0 card readers
858 including RTS5129, RTS5139, RTS5179 and RTS5170.
859 Realtek card reader supports access to many types of memory cards,
860 such as Memory Stick Pro, Secure Digital and MultiMediaCard.
863 bool "Ricoh RC5T583 Power Management system device"
868 Select this option to get support for the RICOH583 Power
869 Management system device.
870 This driver provides common support for accessing the device
871 through i2c interface. The device supports multiple sub-devices
872 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
873 Additional drivers must be enabled in order to use the
874 different functionality of the device.
877 tristate "Rockchip RK808/RK818 Power Management Chip"
883 If you say yes here you get support for the RK808 and RK818
884 Power Management chips.
885 This driver provides common support for accessing the device
886 through I2C interface. The device supports multiple sub-devices
887 including interrupts, RTC, LDO & DCDC regulators, and onkey.
890 tristate "Ricoh RN5T567/618 PMIC"
896 Say yes here to add support for the Ricoh RN5T567 or R5T618 PMIC.
897 This driver provides common support for accessing the device,
898 additional drivers must be enabled in order to use the
899 functionality of the device.
902 bool "SAMSUNG Electronics PMIC Series Support"
908 Support for the Samsung Electronics MFD series.
909 This driver provides common support for accessing the device,
910 additional drivers must be enabled in order to use the functionality
913 config MFD_SI476X_CORE
914 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
919 This is the core driver for the SI476x series of AM/FM
920 radio. This MFD driver connects the radio-si476x V4L2 module
921 and the si476x audio codec.
923 To compile this driver as a module, choose M here: the
924 module will be called si476x-core.
927 tristate "Silicon Motion SM501"
929 This is the core driver for the Silicon Motion SM501 multimedia
930 companion chip. This device is a multifunction device which may
931 provide numerous interfaces including USB host controller, USB gadget,
932 asynchronous serial ports, audio functions, and a dual display video
933 interface. The device may be connected by PCI or local bus with
934 varying functions enabled.
936 config MFD_SM501_GPIO
937 bool "Export GPIO via GPIO layer"
938 depends on MFD_SM501 && GPIOLIB
940 This option uses the gpio library layer to export the 64 GPIO
941 lines on the SM501. The platform data is used to supply the
942 base number for the first GPIO line to register.
945 tristate "Skyworks Solutions SKY81452"
950 This is the core driver for the Skyworks SKY81452 backlight and
951 voltage regulator device.
953 This driver can also be built as a module. If so, the module
954 will be called sky81452.
957 bool "SMSC ECE1099 series chips"
962 If you say yes here you get support for the
963 ece1099 chips from SMSC.
965 To compile this driver as a module, choose M here: the
966 module will be called smsc.
969 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
970 default y if ARCH_U300 || ARCH_U8500
972 Say yes here if you have the ABX500 Mixed Signal IC family
973 chips. This core driver expose register access functions.
974 Functionality specific drivers using these functions can
975 remain unchanged when IC changes. Binding of the functions to
976 actual register access is done by the IC core driver.
979 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
980 depends on I2C=y && ABX500_CORE
982 default y if ARCH_U300
984 Select this to enable the AB3100 Mixed Signal IC core
985 functionality. This connects to a AB3100 on the I2C bus
986 and expose a number of symbols needed for dependent devices
987 to read and write registers and subscribe to events from
988 this multi-functional IC. This is needed to use other features
989 of the AB3100 such as battery-backed RTC, charging control,
990 LEDs, vibrator, system power and temperature, power management
994 tristate "ST-Ericsson AB3100 OTP functions"
995 depends on AB3100_CORE
996 default y if AB3100_CORE
998 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
999 programmable memory) support. This exposes a sysfs file to read
1003 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1004 depends on ABX500_CORE && MFD_DB8500_PRCMU
1009 Select this option to enable access to AB8500 power management
1010 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1011 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1012 the irq_chip parts for handling the Mixed Signal chip events.
1013 This chip embeds various other multimedia funtionalities as well.
1016 bool "Enable debug info via debugfs"
1017 depends on AB8500_GPADC && DEBUG_FS
1018 default y if DEBUG_FS
1020 Select this option if you want debug information using the debug
1021 filesystem, debugfs.
1024 bool "ST-Ericsson AB8500 GPADC driver"
1025 depends on AB8500_CORE && REGULATOR_AB8500
1028 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1030 config MFD_DB8500_PRCMU
1031 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1032 depends on UX500_SOC_DB8500
1035 Select this option to enable support for the DB8500 Power Reset
1036 and Control Management Unit. This is basically an autonomous
1037 system controller running an XP70 microprocessor, which is accessed
1038 through a register map.
1041 bool "STMicroelectronics STMPE"
1042 depends on (I2C=y || SPI_MASTER=y)
1046 Support for the STMPE family of I/O Expanders from
1049 Currently supported devices are:
1051 STMPE811: GPIO, Touchscreen
1052 STMPE1601: GPIO, Keypad
1053 STMPE1801: GPIO, Keypad
1054 STMPE2401: GPIO, Keypad
1055 STMPE2403: GPIO, Keypad
1057 This driver provides common support for accessing the device,
1058 additional drivers must be enabled in order to use the functionality
1059 of the device. Currently available sub drivers are:
1062 Keypad: stmpe-keypad
1063 Touchscreen: stmpe-ts
1065 menu "STMicroelectronics STMPE Interface Drivers"
1066 depends on MFD_STMPE
1069 bool "STMicroelectronics STMPE I2C Interface"
1073 This is used to enable I2C interface of STMPE
1076 bool "STMicroelectronics STMPE SPI Interface"
1077 depends on SPI_MASTER
1079 This is used to enable SPI interface of STMPE
1083 bool "STMicroelectronics STA2X11"
1088 config MFD_SUN6I_PRCM
1089 bool "Allwinner A31 PRCM controller"
1090 depends on ARCH_SUNXI
1093 Support for the PRCM (Power/Reset/Clock Management) unit available
1097 bool "System Controller Register R/W Based on Regmap"
1100 Select this option to enable accessing system control registers
1103 config MFD_DAVINCI_VOICECODEC
1108 config MFD_TI_AM335X_TSCADC
1109 tristate "TI ADC / Touch Screen chip support"
1114 If you say yes here you get support for Texas Instruments series
1115 of Touch Screen /ADC chips.
1116 To compile this driver as a module, choose M here: the
1117 module will be called ti_am335x_tscadc.
1119 config MFD_DM355EVM_MSP
1120 bool "TI DaVinci DM355 EVM microcontroller"
1121 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1123 This driver supports the MSP430 microcontroller used on these
1124 boards. MSP430 firmware manages resets and power sequencing,
1125 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1128 tristate "TI/National Semiconductor LP3943 MFD Driver"
1133 Support for the TI/National Semiconductor LP3943.
1134 This driver consists of GPIO and PWM drivers.
1135 With these functionalities, it can be used for LED string control or
1136 general usage such like a GPIO controller and a PWM controller.
1139 bool "TI LP8788 Power Management Unit Driver"
1145 TI LP8788 PMU supports regulators, battery charger, RTC,
1146 ADC, backlight driver and current sinks.
1148 config MFD_OMAP_USB_HOST
1149 bool "TI OMAP USBHS core and TLL driver"
1150 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1153 This is the core driver for the OAMP EHCI and OHCI drivers.
1154 This MFD driver does the required setup functionalities for
1155 OMAP USB Host drivers.
1158 bool "TI Palmas series chips"
1164 If you say yes here you get support for the Palmas
1165 series of PMIC chips from Texas Instruments.
1168 tristate "TI TPS61050/61052 Boost Converters"
1173 select REGULATOR_FIXED_VOLTAGE
1175 This option enables a driver for the TP61050/TPS61052
1176 high-power "white LED driver". This boost converter is
1177 sometimes used for other things than white LEDs, and
1178 also contains a GPIO pin.
1181 tristate "TI TPS6501x Power Management chips"
1182 depends on I2C && GPIOLIB
1183 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1185 If you say yes here you get support for the TPS6501x series of
1186 Power Management chips. These include voltage regulators,
1187 lithium ion/polymer battery charging, and other features that
1188 are often used in portable devices like cell phones and cameras.
1190 This driver can also be built as a module. If so, the module
1191 will be called tps65010.
1194 tristate "TI TPS6507x Power Management / Touch Screen chips"
1198 If you say yes here you get support for the TPS6507x series of
1199 Power Management / Touch Screen chips. These include voltage
1200 regulators, lithium ion/polymer battery charging, touch screen
1201 and other features that are often used in portable devices.
1202 This driver can also be built as a module. If so, the module
1203 will be called tps6507x.
1206 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1212 If you say yes here you get support for the TPS65086 series of
1213 Power Management chips.
1214 This driver provides common support for accessing the device,
1215 additional drivers must be enabled in order to use the
1216 functionality of the device.
1218 config TPS65911_COMPARATOR
1222 bool "TI TPS65090 Power Management chips"
1228 If you say yes here you get support for the TPS65090 series of
1229 Power Management chips.
1230 This driver provides common support for accessing the device,
1231 additional drivers must be enabled in order to use the
1232 functionality of the device.
1235 tristate "TI TPS65217 Power Management / White LED chips"
1241 If you say yes here you get support for the TPS65217 series of
1242 Power Management / White LED chips.
1243 These include voltage regulators, lithium ion/polymer battery
1244 charger, wled and other features that are often used in portable
1247 This driver can also be built as a module. If so, the module
1248 will be called tps65217.
1250 config MFD_TI_LP873X
1251 tristate "TI LP873X Power Management IC"
1256 If you say yes here then you get support for the LP873X series of
1257 Power Management Integrated Circuits (PMIC).
1258 These include voltage regulators, thermal protection, configurable
1259 General Purpose Outputs (GPO) that are used in portable devices.
1261 This driver can also be built as a module. If so, the module
1262 will be called lp873x.
1265 tristate "TI TPS65218 Power Management chips"
1271 If you say yes here you get support for the TPS65218 series of
1272 Power Management chips.
1273 These include voltage regulators, gpio and other features
1274 that are often used in portable devices. Only regulator
1275 component is currently supported.
1277 This driver can also be built as a module. If so, the module
1278 will be called tps65218.
1281 bool "TI TPS6586x Power Management chips"
1286 If you say yes here you get support for the TPS6586X series of
1287 Power Management chips.
1288 This driver provides common support for accessing the device,
1289 additional drivers must be enabled in order to use the
1290 functionality of the device.
1292 This driver can also be built as a module. If so, the module
1293 will be called tps6586x.
1296 bool "TI TPS65910 Power Management chip"
1298 depends on GPIOLIB || COMPILE_TEST
1304 if you say yes here you get support for the TPS65910 series of
1305 Power Management chips.
1313 config MFD_TPS65912_I2C
1314 tristate "TI TPS65912 Power Management chip with I2C"
1319 If you say yes here you get support for the TPS65912 series of
1320 PM chips with I2C interface.
1322 config MFD_TPS65912_SPI
1323 tristate "TI TPS65912 Power Management chip with SPI"
1326 depends on SPI_MASTER
1328 If you say yes here you get support for the TPS65912 series of
1329 PM chips with SPI interface.
1332 bool "TI TPS80031/TPS80032 Power Management chips"
1338 If you say yes here you get support for the Texas Instruments
1339 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1340 Path and Battery Charger. The device provides five configurable
1341 step-down converters, 11 general purpose LDOs, USB OTG Module,
1342 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1343 Power Path from USB, 32K clock generator.
1346 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1351 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1352 This core driver provides register access and IRQ handling
1353 facilities, and registers devices for the various functions
1354 so that function-specific drivers can bind to them.
1356 These multi-function chips are found on many OMAP2 and OMAP3
1357 boards, providing power management, RTC, GPIO, keypad, a
1358 high speed USB OTG transceiver, an audio codec (on most
1359 versions) and many other features.
1361 config TWL4030_POWER
1362 bool "TI TWL4030 power resources"
1363 depends on TWL4030_CORE && ARM
1365 Say yes here if you want to use the power resources on the
1366 TWL4030 family chips. Most of these resources are regulators,
1367 which have a separate driver; some are control signals, such
1368 as clock request handshaking.
1370 This driver uses board-specific data to initialize the resources
1371 and load scripts controlling which resources are switched off/on
1372 or reset when a sleep, wakeup or warm reset event occurs.
1374 config MFD_TWL4030_AUDIO
1375 bool "TI TWL4030 Audio"
1376 depends on TWL4030_CORE
1381 bool "TI TWL6040 audio codec"
1388 Say yes here if you want support for Texas Instruments TWL6040 audio
1390 This driver provides common support for accessing the device,
1391 additional drivers must be enabled in order to use the
1392 functionality of the device (audio, vibra).
1395 bool "TI TWL92330/Menelaus PM chip"
1396 depends on I2C=y && ARCH_OMAP2
1398 If you say yes here you get support for the Texas Instruments
1399 TWL92330/Menelaus Power Management chip. This include voltage
1400 regulators, Dual slot memory card transceivers, real-time clock
1401 and other features that are often used in portable devices like
1402 cell phones and PDAs.
1404 config MFD_WL1273_CORE
1405 tristate "TI WL1273 FM radio"
1410 This is the core driver for the TI WL1273 FM radio. This MFD
1411 driver connects the radio-wl1273 V4L2 module and the wl1273
1415 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1420 Say yes here to enable support for National Semiconductor / TI
1421 LM3533 Lighting Power chips.
1423 This driver provides common support for accessing the device;
1424 additional drivers must be enabled in order to use the LED,
1425 backlight or ambient-light-sensor functionality of the device.
1427 config MFD_TIMBERDALE
1428 tristate "Timberdale FPGA"
1430 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1432 This is the core driver for the timberdale FPGA. This device is a
1433 multifunction device which exposes numerous platform devices.
1435 The timberdale FPGA can be found on the Intel Atom development board
1436 for in-vehicle infontainment, called Russellville.
1439 bool "Toshiba TC35892 and variants"
1444 Support for the Toshiba TC35892 and variants I/O Expander.
1446 This driver provides common support for accessing the device,
1447 additional drivers must be enabled in order to use the
1448 functionality of the device.
1455 bool "Toshiba T7L66XB"
1456 depends on ARM && HAVE_CLK
1460 Support for Toshiba Mobile IO Controller T7L66XB
1463 bool "Toshiba TC6387XB"
1464 depends on ARM && HAVE_CLK
1468 Support for Toshiba Mobile IO Controller TC6387XB
1471 bool "Toshiba TC6393XB"
1472 depends on ARM && HAVE_CLK
1477 Support for Toshiba Mobile IO Controller TC6393XB
1480 tristate "VIA VX855/VX875 integrated south bridge"
1484 Say yes here to enable support for various functions of the
1485 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1486 and/or vx855_gpio drivers for this to do anything useful.
1494 config MFD_ARIZONA_I2C
1495 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1500 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1501 audio SoC core functionality controlled via I2C.
1503 config MFD_ARIZONA_SPI
1504 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1507 depends on SPI_MASTER
1509 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1510 audio SoC core functionality controlled via SPI.
1513 bool "Cirrus Logic CS47L24 and WM1831"
1514 depends on MFD_ARIZONA
1516 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1519 bool "Wolfson Microelectronics WM5102"
1520 depends on MFD_ARIZONA
1522 Support for Wolfson Microelectronics WM5102 low power audio SoC
1525 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1526 depends on MFD_ARIZONA
1528 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1532 bool "Wolfson Microelectronics WM8997"
1533 depends on MFD_ARIZONA
1535 Support for Wolfson Microelectronics WM8997 low power audio SoC
1538 bool "Wolfson Microelectronics WM8998"
1539 depends on MFD_ARIZONA
1541 Support for Wolfson Microelectronics WM8998 low power audio SoC
1544 bool "Wolfson Microelectronics WM8400"
1549 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1550 CODEC. This driver provides common support for accessing
1551 the device, additional drivers must be enabled in order to use
1552 the functionality of the device.
1557 config MFD_WM831X_I2C
1558 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1565 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1566 when controlled using I2C. This driver provides common support
1567 for accessing the device, additional drivers must be enabled in
1568 order to use the functionality of the device.
1570 config MFD_WM831X_SPI
1571 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1576 depends on SPI_MASTER
1578 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1579 when controlled using SPI. This driver provides common support
1580 for accessing the device, additional drivers must be enabled in
1581 order to use the functionality of the device.
1586 config MFD_WM8350_I2C
1587 bool "Wolfson Microelectronics WM8350 with I2C"
1592 The WM8350 is an integrated audio and power management
1593 subsystem with watchdog and RTC functionality for embedded
1594 systems. This option enables core support for the WM8350 with
1595 I2C as the control interface. Additional options must be
1596 selected to enable support for the functionality of the chip.
1599 tristate "Wolfson Microelectronics WM8994"
1605 The WM8994 is a highly integrated hi-fi CODEC designed for
1606 smartphone applications. As well as audio functionality it
1607 has on board GPIO and regulator functionality which is
1608 supported via the relevant subsystems. This driver provides
1609 core support for the WM8994, in order to use the actual
1610 functionaltiy of the device other drivers must be enabled.
1613 tristate "Support for ST Microelectronics STw481x"
1614 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1618 Select this option to enable the STw481x chip driver used
1619 in various ST Microelectronics and ST-Ericsson embedded
1622 menu "Multimedia Capabilities Port drivers"
1623 depends on ARCH_SA1100
1630 tristate "Support SA11x0 MCP interface"
1631 depends on ARCH_SA1100
1636 tristate "Support for UCB1200 / UCB1300"
1637 depends on MCP_SA11X0
1640 config MCP_UCB1200_TS
1641 tristate "Touchscreen interface support"
1642 depends on MCP_UCB1200 && INPUT
1646 config MFD_VEXPRESS_SYSREG
1647 bool "Versatile Express System Registers"
1648 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
1651 select GPIO_GENERIC_PLATFORM
1655 System Registers are the platform configuration block
1656 on the ARM Ltd. Versatile Express board.