1 # SPDX-License-Identifier: GPL-2.0-only
3 # Multifunction miscellaneous devices
7 menu "Multifunction device drivers"
15 tristate "AMD CS5535 and CS5536 southbridge core functions"
17 depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
19 This is the core driver for CS5535/CS5536 MFD functions. This is
20 necessary for using the board's GPIO and MFGPT functionality.
22 config MFD_ALTERA_A10SR
23 bool "Altera Arria10 DevKit System Resource chip"
24 depends on ARCH_SOCFPGA && SPI_MASTER=y && OF
28 Support for the Altera Arria10 DevKit MAX5 System Resource chip
29 using the SPI interface. This driver provides common support for
30 accessing the external gpio extender (LEDs & buttons) and
31 power supply alarms (hwmon).
33 config MFD_ALTERA_SYSMGR
34 bool "Altera SOCFPGA System Manager"
35 depends on (ARCH_SOCFPGA || ARCH_STRATIX10) && OF
38 Select this to get System Manager support for all Altera branded
39 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by
40 using regmap_mmio accesses for ARM32 parts and SMC calls to
44 tristate "Active-semi ACT8945A"
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
51 linear regulators, along with a complete ActivePath battery
54 config MFD_SUN4I_GPADC
55 tristate "Allwinner sunxi platforms' GPADC MFD driver"
59 depends on ARCH_SUNXI || COMPILE_TEST
60 depends on !TOUCHSCREEN_SUN4I
62 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
63 This driver will only map the hardware interrupt and registers, you
64 have to select individual drivers based on this MFD to be able to use
65 the ADC or the thermal sensor. This will try to probe the ADC driver
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
68 To compile this driver as a module, choose M here: the module will be
78 Support for the AS3711 PMIC from AMS
81 tristate "ams AS3722 Power Management IC"
85 depends on I2C=y && OF
87 The ams AS3722 is a compact system PMU suitable for mobile phones,
88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
89 controllers, 11 LDOs, RTC, automatic battery, temperature and
90 over current monitoring, GPIOs, ADC and a watchdog.
93 bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
96 Say yes here to add support for Analog Devices AD5520 and ADP5501,
97 Multifunction Power Management IC. This includes
98 the I2C driver and the core APIs _only_, you have to select
99 individual components like LCD backlight, LEDs, GPIOs and Kepad
100 under the corresponding menus.
102 config MFD_AAT2870_CORE
103 bool "AnalogicTech AAT2870"
106 depends on GPIOLIB || COMPILE_TEST
108 If you say yes here you get support for the AAT2870.
109 This driver provides common support for accessing the device,
110 additional drivers must be enabled in order to use the
111 functionality of the device.
113 config MFD_AT91_USART
114 tristate "AT91 USART Driver"
116 depends on ARCH_AT91 || COMPILE_TEST
118 Select this to get support for AT91 USART IP. This is a wrapper
119 over at91-usart-serial driver and usart-spi-driver. Only one function
120 can be used at a time. The choice is done at boot time by the probe
121 function of this MFD driver according to a device tree property.
123 config MFD_ATMEL_FLEXCOM
124 tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
128 Select this to get support for Atmel Flexcom. This is a wrapper
129 which embeds a SPI controller, a I2C controller and a USART. Only
130 one function can be used at a time. The choice is done at boot time
131 by the probe function of this MFD driver according to a device tree
134 config MFD_ATMEL_HLCDC
135 tristate "Atmel HLCDC (High-end LCD Controller)"
140 If you say yes here you get support for the HLCDC block.
141 This driver provides common support for accessing the device,
142 additional drivers must be enabled in order to use the
143 functionality of the device.
150 tristate "Broadcom BCM590xx PMUs"
155 Support for the BCM590xx PMUs from Broadcom
158 tristate "ROHM BD9571MWV PMIC"
164 Support for the ROHM BD9571MWV PMIC, which contains single
165 voltage regulator, voltage sampling units, GPIO block and
168 This driver can also be built as a module. If so, the module
169 will be called bd9571mwv.
172 tristate "X-Powers AC100"
176 If you say Y here you get support for the X-Powers AC100 audio codec
178 This driver include only the core APIs. You have to select individual
179 components like codecs or RTC under the corresponding menus.
186 config MFD_AXP20X_I2C
187 tristate "X-Powers AXP series PMICs with I2C"
192 If you say Y here you get support for the X-Powers AXP series power
193 management ICs (PMICs) controlled with I2C.
194 This driver include only the core APIs. You have to select individual
195 components like regulators or the PEK (Power Enable Key) under the
198 Note on x86 this provides an ACPI OpRegion, so this must be 'y'
199 (builtin) and not a module, as the OpRegion must be available as
200 soon as possible. For the same reason the I2C bus driver options
201 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
203 config MFD_AXP20X_RSB
204 tristate "X-Powers AXP series PMICs with RSB"
208 If you say Y here you get support for the X-Powers AXP series power
209 management ICs (PMICs) controlled with RSB.
210 This driver include only the core APIs. You have to select individual
211 components like regulators or the PEK (Power Enable Key) under the
215 tristate "ChromeOS Embedded Controller"
217 select CHROME_PLATFORMS
219 depends on X86 || ARM || ARM64 || COMPILE_TEST
221 If you say Y here you get support for the ChromeOS Embedded
222 Controller (EC) providing keyboard, battery and power services.
223 You also need to enable the driver for the bus you are using. The
224 protocol for talking to the EC is defined by the bus driver.
226 config MFD_CROS_EC_CHARDEV
227 tristate "Chrome OS Embedded Controller userspace device interface"
228 depends on MFD_CROS_EC
230 This driver adds support to talk with the ChromeOS EC from userspace.
232 If you have a supported Chromebook, choose Y or M here.
233 The module will be called cros_ec_dev.
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 MFD_INTEL_LPSS
605 config MFD_INTEL_LPSS_ACPI
606 tristate "Intel Low Power Subsystem support in ACPI mode"
607 select MFD_INTEL_LPSS
608 depends on X86 && ACPI
610 This driver supports Intel Low Power Subsystem (LPSS) devices such as
611 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
614 config MFD_INTEL_LPSS_PCI
615 tristate "Intel Low Power Subsystem support in PCI mode"
616 select MFD_INTEL_LPSS
617 depends on X86 && PCI
619 This driver supports Intel Low Power Subsystem (LPSS) devices such as
620 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
623 config MFD_INTEL_MSIC
625 depends on INTEL_SCU_IPC
628 Select this option to enable access to Intel MSIC (Avatele
629 Passage) chip. This chip embeds audio, battery, GPIO, etc.
630 devices used in Intel Medfield platforms.
632 config MFD_IPAQ_MICRO
633 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
634 depends on SA1100_H3100 || SA1100_H3600
637 Select this to get support for the Microcontroller found in
638 the Compaq iPAQ handheld computers. This is an Atmel
639 AT90LS8535 microcontroller flashed with a special iPAQ
640 firmware using the custom protocol implemented in this driver.
642 config MFD_JANZ_CMODIO
643 tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
647 This is the core driver for the Janz CMOD-IO PCI MODULbus
648 carrier board. This device is a PCI to MODULbus bridge which may
649 host many different types of MODULbus daughterboards, including
650 CAN and GPIO controllers.
652 config MFD_JZ4740_ADC
653 bool "Janz JZ4740 ADC core"
655 select GENERIC_IRQ_CHIP
656 depends on MACH_JZ4740
658 Say yes here if you want support for the ADC unit in the JZ4740 SoC.
659 This driver is necessary for jz4740-battery and jz4740-hwmon driver.
662 tristate "Kontron module PLD device"
665 This is the core driver for the PLD (Programmable Logic Device) found
666 on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
667 device may provide functions like watchdog, GPIO, UART and I2C bus.
669 The following modules are supported:
676 * COMe-bPC2 (ETXexpress-PC)
677 * COMe-bSC# (ETXexpress-SC T#)
683 * COMe-cDC2 (microETXexpress-DC)
686 * COMe-cPC2 (microETXexpress-PC)
691 * COMe-mTT10 (nanoETXexpress-TT)
694 This driver can also be built as a module. If so, the module
695 will be called kempld-core.
698 tristate "Marvell 88PM800"
704 This supports for Marvell 88PM800 Power Management IC.
705 This includes the I2C driver and the core APIs _only_, you have to
706 select individual components like voltage regulators, RTC and
707 battery-charger under the corresponding menus.
710 tristate "Marvell 88PM805"
716 This supports for Marvell 88PM805 Power Management IC. This includes
717 the I2C driver and the core APIs _only_, you have to select individual
718 components like codec device, headset/Mic device under the
722 bool "Marvell 88PM8606/88PM8607"
727 This supports for Marvell 88PM8606/88PM8607 Power Management IC.
728 This includes the I2C driver and the core APIs _only_, you have to
729 select individual components like voltage regulators, RTC and
730 battery-charger under the corresponding menus.
733 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
740 Say yes here to add support for Maxim Semiconductor MAX14577 and
741 MAX77836 Micro-USB ICs with battery charger.
742 This driver provides common support for accessing the device;
743 additional drivers must be enabled in order to use the functionality
747 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
749 depends on OF || COMPILE_TEST
755 Say yes here to add support for Maxim Semiconductor MAX77620 and
756 MAX20024 which are Power Management IC with General purpose pins,
757 RTC, regulators, clock generator, watchdog etc. This driver
758 provides common support for accessing the device; additional drivers
759 must be enabled in order to use the functionality of the device.
762 tristate "Maxim MAX77650/77651 PMIC Support"
764 depends on OF || COMPILE_TEST
768 Say Y here to add support for Maxim Semiconductor MAX77650 and
769 MAX77651 Power Management ICs. This is the core multifunction
770 driver for interacting with the device. The module name is
771 'max77650'. Additional drivers can be enabled in order to use
772 the following functionalities of the device: GPIO, regulator,
776 tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
778 depends on OF || COMPILE_TEST
784 Say yes here to add support for Maxim Semiconductor MAX77686 and
785 MAX77802 which are Power Management IC with an RTC on chip.
786 This driver provides common support for accessing the device;
787 additional drivers must be enabled in order to use the functionality
791 tristate "Maxim Semiconductor MAX77693 PMIC Support"
797 Say yes here to add support for Maxim Semiconductor MAX77693.
798 This is a companion Power Management IC with Flash, Haptic, Charger,
799 and MUIC(Micro USB Interface Controller) controls on chip.
800 This driver provides common support for accessing the device;
801 additional drivers must be enabled in order to use the functionality
805 bool "Maxim Semiconductor MAX77843 PMIC Support"
811 Say yes here to add support for Maxim Semiconductor MAX77843.
812 This is companion Power Management IC with LEDs, Haptic, Charger,
813 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
814 This driver provides common support for accessing the device;
815 additional drivers must be enabled in order to use the functionality
819 tristate "Maxim Semiconductor MAX8907 PMIC Support"
825 Say yes here to add support for Maxim Semiconductor MAX8907. This is
826 a Power Management IC. This driver provides common support for
827 accessing the device; additional drivers must be enabled in order
828 to use the functionality of the device.
831 bool "Maxim Semiconductor MAX8925 PMIC Support"
835 Say yes here to add support for Maxim Semiconductor MAX8925. This is
836 a Power Management IC. This driver provides common support for
837 accessing the device, additional drivers must be enabled in order
838 to use the functionality of the device.
841 bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
846 Say yes here to add support for Maxim Semiconductor MAX8997/8966.
847 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
848 MUIC controls on chip.
849 This driver provides common support for accessing the device;
850 additional drivers must be enabled in order to use the functionality
854 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
859 Say yes here to add support for Maxim Semiconductor MAX8998 and
860 National Semiconductor LP3974. This is a Power Management IC.
861 This driver provides common support for accessing the device,
862 additional drivers must be enabled in order to use the functionality
866 tristate "MediaTek MT6397 PMIC Support"
870 Say yes here to add support for MediaTek MT6397 PMIC. This is
871 a Power Management IC. This driver provides common support for
872 accessing the device; additional drivers must be enabled in order
873 to use the functionality of the device.
876 tristate "MEN 14F021P00 Board Management Controller Support"
880 Say yes here to add support for the MEN 14F021P00 BMC
881 which is a Board Management Controller connected to the I2C bus.
882 The device supports multiple sub-devices like LED, HWMON and WDT.
883 This driver provides common support for accessing the devices;
884 additional drivers must be enabled in order to use the
885 functionality of the BMC device.
887 This driver can also be built as a module. If so the module
888 will be called menf21bmc.
891 bool "Motorola EZXPCAP Support"
892 depends on SPI_MASTER
894 This enables the PCAP ASIC present on EZX Phones. This is
895 needed for MMC, TouchScreen, Sound, USB, etc..
898 tristate "Support for Motorola CPCAP"
900 depends on OF || COMPILE_TEST
904 Say yes here if you want to include driver for CPCAP.
905 It is used on many Motorola phones and tablets as a PMIC.
906 At least Motorola Droid 4 is known to use CPCAP.
908 config MFD_VIPERBOARD
909 tristate "Nano River Technologies Viperboard"
914 Say yes here if you want support for Nano River Technologies
916 There are mfd cell drivers available for i2c master, adc and
917 both gpios found on the board. The spi part does not yet
919 You need to select the mfd cell drivers separately.
920 The drivers do not support all features the board exposes.
923 tristate "Nokia Retu and Tahvo multi-function device"
928 Retu and Tahvo are a multi-function devices found on Nokia
929 Internet Tablets (770, N800 and N810).
932 tristate "NXP PCF50633"
936 Say yes here if you have NXP PCF50633 chip on your board.
937 This core driver provides register access and IRQ handling
938 facilities, and registers devices for the various functions
939 so that function-specific drivers can bind to them.
942 tristate "NXP PCF50633 ADC"
943 depends on MFD_PCF50633
945 Say yes here if you want to include support for ADC in the
949 tristate "NXP PCF50633 GPIO"
950 depends on MFD_PCF50633
952 Say yes here if you want to include support GPIO for pins on
956 tristate "Philips UCB1400 Core driver"
960 This enables support for the Philips UCB1400 core functions.
961 The UCB1400 is an AC97 audio codec.
963 To compile this driver as a module, choose M here: the
964 module will be called ucb1400_core.
967 tristate "Qualcomm PM8xxx PMIC chips driver"
968 depends on (ARM || HEXAGON || COMPILE_TEST)
969 select IRQ_DOMAIN_HIERARCHY
973 If you say yes to this option, support will be included for the
974 built-in PM8xxx PMIC chips.
976 This is required if your board has a PM8xxx and uses its features,
977 such as: MPPs, GPIOs, regulators, interrupts, and PWM.
979 Say M here if you want to include support for PM8xxx chips as a
980 module. This will build a module called "pm8xxx-core".
983 tristate "Qualcomm Resource Power Manager (RPM)"
984 depends on ARCH_QCOM && OF
986 If you say yes to this option, support will be included for the
987 Resource Power Manager system found in the Qualcomm 8660, 8960 and
990 This is required to access many regulators, clocks and bus
991 frequencies controlled by the RPM on these devices.
993 Say M here if you want to include support for the Qualcomm RPM as a
994 module. This will build a module called "qcom_rpm".
997 tristate "Qualcomm SPMI PMICs"
998 depends on ARCH_QCOM || COMPILE_TEST
1003 This enables support for the Qualcomm SPMI PMICs.
1004 These PMICs are currently used with the Snapdragon 800 series of
1005 SoCs. Note, that this will only be useful paired with descriptions
1006 of the independent functions as children nodes in the device tree.
1008 Say M here if you want to include support for the SPMI PMIC
1009 series as a module. The module will be called "qcom-spmi-pmic".
1012 tristate "RDC R-321x southbridge"
1016 Say yes here if you want to have support for the RDC R-321x SoC
1017 southbridge which provides access to GPIOs and Watchdog using the
1018 southbridge PCI device configuration space.
1021 tristate "Richtek RT5033 Power Management IC"
1027 This driver provides for the Richtek RT5033 Power Management IC,
1028 which includes the I2C driver and the Core APIs. This driver provides
1029 common support for accessing the device. The device supports multiple
1030 sub-devices like charger, fuel gauge, flash LED, current source,
1034 bool "Ricoh RC5T583 Power Management system device"
1039 Select this option to get support for the RICOH583 Power
1040 Management system device.
1041 This driver provides common support for accessing the device
1042 through i2c interface. The device supports multiple sub-devices
1043 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1044 Additional drivers must be enabled in order to use the
1045 different functionality of the device.
1048 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
1049 depends on I2C && OF
1054 If you say yes here you get support for the RK805, RK808, RK809,
1055 RK817 and RK818 Power Management chips.
1056 This driver provides common support for accessing the device
1057 through I2C interface. The device supports multiple sub-devices
1058 including interrupts, RTC, LDO & DCDC regulators, and onkey.
1061 tristate "Ricoh RN5T567/618 PMIC"
1067 Say yes here to add support for the Ricoh RN5T567,
1068 RN5T618, RC5T619 PMIC.
1069 This driver provides common support for accessing the device,
1070 additional drivers must be enabled in order to use the
1071 functionality of the device.
1074 tristate "SAMSUNG Electronics PMIC Series Support"
1080 Support for the Samsung Electronics PMIC devices coming
1081 usually along with Samsung Exynos SoC chipset.
1082 This driver provides common support for accessing the device,
1083 additional drivers must be enabled in order to use the functionality
1086 To compile this driver as a module, choose M here: the
1087 module will be called sec-core.
1088 Have in mind that important core drivers (like regulators) depend
1089 on this driver so building this as a module might require proper
1090 initial ramdisk or might not boot up as well in certain scenarios.
1092 config MFD_SI476X_CORE
1093 tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1098 This is the core driver for the SI476x series of AM/FM
1099 radio. This MFD driver connects the radio-si476x V4L2 module
1100 and the si476x audio codec.
1102 To compile this driver as a module, choose M here: the
1103 module will be called si476x-core.
1106 tristate "Silicon Motion SM501"
1108 select DMA_DECLARE_COHERENT
1110 This is the core driver for the Silicon Motion SM501 multimedia
1111 companion chip. This device is a multifunction device which may
1112 provide numerous interfaces including USB host controller, USB gadget,
1113 asynchronous serial ports, audio functions, and a dual display video
1114 interface. The device may be connected by PCI or local bus with
1115 varying functions enabled.
1117 config MFD_SM501_GPIO
1118 bool "Export GPIO via GPIO layer"
1119 depends on MFD_SM501 && GPIOLIB
1121 This option uses the gpio library layer to export the 64 GPIO
1122 lines on the SM501. The platform data is used to supply the
1123 base number for the first GPIO line to register.
1126 tristate "Skyworks Solutions SKY81452"
1131 This is the core driver for the Skyworks SKY81452 backlight and
1132 voltage regulator device.
1134 This driver can also be built as a module. If so, the module
1135 will be called sky81452.
1138 bool "SMSC ECE1099 series chips"
1143 If you say yes here you get support for the
1144 ece1099 chips from SMSC.
1146 To compile this driver as a module, choose M here: the
1147 module will be called smsc.
1149 config MFD_SC27XX_PMIC
1150 tristate "Spreadtrum SC27xx PMICs"
1151 depends on ARCH_SPRD || COMPILE_TEST
1152 depends on SPI_MASTER
1157 This enables support for the Spreadtrum SC27xx PMICs with SPI
1158 interface. The SC27xx series PMICs integrate power management,
1159 audio codec, battery management and user interface support
1160 function (such as RTC, Typec, indicator and so on) in a single chip.
1162 This driver provides common support for accessing the SC27xx PMICs,
1163 and it also adds the irq_chip parts for handling the PMIC chip events.
1166 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1167 default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1169 Say yes here if you have the ABX500 Mixed Signal IC family
1170 chips. This core driver expose register access functions.
1171 Functionality specific drivers using these functions can
1172 remain unchanged when IC changes. Binding of the functions to
1173 actual register access is done by the IC core driver.
1176 bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1177 depends on I2C=y && ABX500_CORE
1179 default y if ARCH_U300
1181 Select this to enable the AB3100 Mixed Signal IC core
1182 functionality. This connects to a AB3100 on the I2C bus
1183 and expose a number of symbols needed for dependent devices
1184 to read and write registers and subscribe to events from
1185 this multi-functional IC. This is needed to use other features
1186 of the AB3100 such as battery-backed RTC, charging control,
1187 LEDs, vibrator, system power and temperature, power management
1191 tristate "ST-Ericsson AB3100 OTP functions"
1192 depends on AB3100_CORE
1193 default y if AB3100_CORE
1195 Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1196 programmable memory) support. This exposes a sysfs file to read
1200 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1201 depends on ABX500_CORE && MFD_DB8500_PRCMU
1206 Select this option to enable access to AB8500 power management
1207 chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1208 since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1209 the irq_chip parts for handling the Mixed Signal chip events.
1210 This chip embeds various other multimedia funtionalities as well.
1213 bool "Enable debug info via debugfs"
1214 depends on AB8500_GPADC && DEBUG_FS
1215 default y if DEBUG_FS
1217 Select this option if you want debug information using the debug
1218 filesystem, debugfs.
1221 bool "ST-Ericsson AB8500 GPADC driver"
1222 depends on AB8500_CORE && REGULATOR_AB8500
1225 AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1227 config MFD_DB8500_PRCMU
1228 bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1229 depends on UX500_SOC_DB8500
1232 Select this option to enable support for the DB8500 Power Reset
1233 and Control Management Unit. This is basically an autonomous
1234 system controller running an XP70 microprocessor, which is accessed
1235 through a register map.
1238 bool "STMicroelectronics STMPE"
1239 depends on (I2C=y || SPI_MASTER=y)
1243 Support for the STMPE family of I/O Expanders from
1246 Currently supported devices are:
1248 STMPE811: GPIO, Touchscreen, ADC
1249 STMPE1601: GPIO, Keypad
1250 STMPE1801: GPIO, Keypad
1251 STMPE2401: GPIO, Keypad
1252 STMPE2403: GPIO, Keypad
1254 This driver provides common support for accessing the device,
1255 additional drivers must be enabled in order to use the functionality
1256 of the device. Currently available sub drivers are:
1259 Keypad: stmpe-keypad
1260 Touchscreen: stmpe-ts
1263 menu "STMicroelectronics STMPE Interface Drivers"
1264 depends on MFD_STMPE
1267 bool "STMicroelectronics STMPE I2C Interface"
1271 This is used to enable I2C interface of STMPE
1274 bool "STMicroelectronics STMPE SPI Interface"
1275 depends on SPI_MASTER
1277 This is used to enable SPI interface of STMPE
1281 bool "STMicroelectronics STA2X11"
1286 config MFD_SUN6I_PRCM
1287 bool "Allwinner A31 PRCM controller"
1288 depends on ARCH_SUNXI || COMPILE_TEST
1291 Support for the PRCM (Power/Reset/Clock Management) unit available
1295 bool "System Controller Register R/W Based on Regmap"
1298 Select this option to enable accessing system control registers
1301 config MFD_DAVINCI_VOICECODEC
1306 config MFD_TI_AM335X_TSCADC
1307 tristate "TI ADC / Touch Screen chip support"
1312 If you say yes here you get support for Texas Instruments series
1313 of Touch Screen /ADC chips.
1314 To compile this driver as a module, choose M here: the
1315 module will be called ti_am335x_tscadc.
1317 config MFD_DM355EVM_MSP
1318 bool "TI DaVinci DM355 EVM microcontroller"
1319 depends on I2C=y && MACH_DAVINCI_DM355_EVM
1321 This driver supports the MSP430 microcontroller used on these
1322 boards. MSP430 firmware manages resets and power sequencing,
1323 inputs from buttons and the IR remote, LEDs, an RTC, and more.
1326 tristate "TI/National Semiconductor LP3943 MFD Driver"
1331 Support for the TI/National Semiconductor LP3943.
1332 This driver consists of GPIO and PWM drivers.
1333 With these functionalities, it can be used for LED string control or
1334 general usage such like a GPIO controller and a PWM controller.
1337 bool "TI LP8788 Power Management Unit Driver"
1343 TI LP8788 PMU supports regulators, battery charger, RTC,
1344 ADC, backlight driver and current sinks.
1347 tristate "TI Lighting Management Unit driver"
1352 Say yes here to enable support for TI LMU chips.
1353 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and
1354 LM36274. It consists of backlight, LED and regulator driver.
1355 It provides consistent device controls for lighting functions.
1357 config MFD_OMAP_USB_HOST
1358 bool "TI OMAP USBHS core and TLL driver"
1359 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1362 This is the core driver for the OAMP EHCI and OHCI drivers.
1363 This MFD driver does the required setup functionalities for
1364 OMAP USB Host drivers.
1367 bool "TI Palmas series chips"
1373 If you say yes here you get support for the Palmas
1374 series of PMIC chips from Texas Instruments.
1377 tristate "TI TPS61050/61052 Boost Converters"
1382 select REGULATOR_FIXED_VOLTAGE
1384 This option enables a driver for the TP61050/TPS61052
1385 high-power "white LED driver". This boost converter is
1386 sometimes used for other things than white LEDs, and
1387 also contains a GPIO pin.
1390 tristate "TI TPS6501x Power Management chips"
1391 depends on I2C && GPIOLIB
1392 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1394 If you say yes here you get support for the TPS6501x series of
1395 Power Management chips. These include voltage regulators,
1396 lithium ion/polymer battery charging, and other features that
1397 are often used in portable devices like cell phones and cameras.
1399 This driver can also be built as a module. If so, the module
1400 will be called tps65010.
1403 tristate "TI TPS6507x Power Management / Touch Screen chips"
1407 If you say yes here you get support for the TPS6507x series of
1408 Power Management / Touch Screen chips. These include voltage
1409 regulators, lithium ion/polymer battery charging, touch screen
1410 and other features that are often used in portable devices.
1411 This driver can also be built as a module. If so, the module
1412 will be called tps6507x.
1415 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1422 If you say yes here you get support for the TPS65086 series of
1423 Power Management chips.
1424 This driver provides common support for accessing the device,
1425 additional drivers must be enabled in order to use the
1426 functionality of the device.
1428 config TPS65911_COMPARATOR
1432 bool "TI TPS65090 Power Management chips"
1438 If you say yes here you get support for the TPS65090 series of
1439 Power Management chips.
1440 This driver provides common support for accessing the device,
1441 additional drivers must be enabled in order to use the
1442 functionality of the device.
1445 tristate "TI TPS65217 Power Management / White LED chips"
1446 depends on I2C && OF
1451 If you say yes here you get support for the TPS65217 series of
1452 Power Management / White LED chips.
1453 These include voltage regulators, lithium ion/polymer battery
1454 charger, wled and other features that are often used in portable
1457 This driver can also be built as a module. If so, the module
1458 will be called tps65217.
1461 bool "TI TPS68470 Power Management / LED chips"
1462 depends on ACPI && PCI && I2C=y
1463 depends on I2C_DESIGNWARE_PLATFORM=y
1467 If you say yes here you get support for the TPS68470 series of
1468 Power Management / LED chips.
1470 These include voltage regulators, LEDs and other features
1471 that are often used in portable devices.
1473 This option is a bool as it provides an ACPI operation
1474 region, which must be available before any of the devices
1475 using this are probed. This option also configures the
1476 designware-i2c driver to be built-in, for the same reason.
1478 config MFD_TI_LP873X
1479 tristate "TI LP873X Power Management IC"
1484 If you say yes here then you get support for the LP873X series of
1485 Power Management Integrated Circuits (PMIC).
1486 These include voltage regulators, thermal protection, configurable
1487 General Purpose Outputs (GPO) that are used in portable devices.
1489 This driver can also be built as a module. If so, the module
1490 will be called lp873x.
1492 config MFD_TI_LP87565
1493 tristate "TI LP87565 Power Management IC"
1494 depends on I2C && OF
1498 If you say yes here then you get support for the LP87565 series of
1499 Power Management Integrated Circuits (PMIC).
1500 These include voltage regulators, thermal protection, configurable
1501 General Purpose Outputs (GPO) that are used in portable devices.
1503 This driver can also be built as a module. If so, the module
1504 will be called lp87565.
1507 tristate "TI TPS65218 Power Management chips"
1508 depends on I2C && OF
1513 If you say yes here you get support for the TPS65218 series of
1514 Power Management chips.
1515 These include voltage regulators, gpio and other features
1516 that are often used in portable devices.
1518 This driver can also be built as a module. If so, the module
1519 will be called tps65218.
1522 bool "TI TPS6586x Power Management chips"
1527 If you say yes here you get support for the TPS6586X series of
1528 Power Management chips.
1529 This driver provides common support for accessing the device,
1530 additional drivers must be enabled in order to use the
1531 functionality of the device.
1533 This driver can also be built as a module. If so, the module
1534 will be called tps6586x.
1537 bool "TI TPS65910 Power Management chip"
1539 depends on GPIOLIB || COMPILE_TEST
1545 if you say yes here you get support for the TPS65910 series of
1546 Power Management chips.
1554 config MFD_TPS65912_I2C
1555 tristate "TI TPS65912 Power Management chip with I2C"
1560 If you say yes here you get support for the TPS65912 series of
1561 PM chips with I2C interface.
1563 config MFD_TPS65912_SPI
1564 tristate "TI TPS65912 Power Management chip with SPI"
1567 depends on SPI_MASTER
1569 If you say yes here you get support for the TPS65912 series of
1570 PM chips with SPI interface.
1573 bool "TI TPS80031/TPS80032 Power Management chips"
1579 If you say yes here you get support for the Texas Instruments
1580 TPS80031/ TPS80032 Fully Integrated Power Management with Power
1581 Path and Battery Charger. The device provides five configurable
1582 step-down converters, 11 general purpose LDOs, USB OTG Module,
1583 ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1584 Power Path from USB, 32K clock generator.
1587 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1592 Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1593 This core driver provides register access and IRQ handling
1594 facilities, and registers devices for the various functions
1595 so that function-specific drivers can bind to them.
1597 These multi-function chips are found on many OMAP2 and OMAP3
1598 boards, providing power management, RTC, GPIO, keypad, a
1599 high speed USB OTG transceiver, an audio codec (on most
1600 versions) and many other features.
1602 config TWL4030_POWER
1603 bool "TI TWL4030 power resources"
1604 depends on TWL4030_CORE && ARM
1606 Say yes here if you want to use the power resources on the
1607 TWL4030 family chips. Most of these resources are regulators,
1608 which have a separate driver; some are control signals, such
1609 as clock request handshaking.
1611 This driver uses board-specific data to initialize the resources
1612 and load scripts controlling which resources are switched off/on
1613 or reset when a sleep, wakeup or warm reset event occurs.
1615 config MFD_TWL4030_AUDIO
1616 bool "TI TWL4030 Audio"
1617 depends on TWL4030_CORE
1622 bool "TI TWL6040 audio codec"
1629 Say yes here if you want support for Texas Instruments TWL6040 audio
1631 This driver provides common support for accessing the device,
1632 additional drivers must be enabled in order to use the
1633 functionality of the device (audio, vibra).
1636 bool "TI TWL92330/Menelaus PM chip"
1637 depends on I2C=y && ARCH_OMAP2
1639 If you say yes here you get support for the Texas Instruments
1640 TWL92330/Menelaus Power Management chip. This include voltage
1641 regulators, Dual slot memory card transceivers, real-time clock
1642 and other features that are often used in portable devices like
1643 cell phones and PDAs.
1645 config MFD_WL1273_CORE
1646 tristate "TI WL1273 FM radio"
1651 This is the core driver for the TI WL1273 FM radio. This MFD
1652 driver connects the radio-wl1273 V4L2 module and the wl1273
1656 tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1661 Say yes here to enable support for National Semiconductor / TI
1662 LM3533 Lighting Power chips.
1664 This driver provides common support for accessing the device;
1665 additional drivers must be enabled in order to use the LED,
1666 backlight or ambient-light-sensor functionality of the device.
1668 config MFD_TIMBERDALE
1669 tristate "Timberdale FPGA"
1671 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1673 This is the core driver for the timberdale FPGA. This device is a
1674 multifunction device which exposes numerous platform devices.
1676 The timberdale FPGA can be found on the Intel Atom development board
1677 for in-vehicle infontainment, called Russellville.
1680 bool "Toshiba TC35892 and variants"
1685 Support for the Toshiba TC35892 and variants I/O Expander.
1687 This driver provides common support for accessing the device,
1688 additional drivers must be enabled in order to use the
1689 functionality of the device.
1696 bool "Toshiba T7L66XB"
1697 depends on ARM && HAVE_CLK
1701 Support for Toshiba Mobile IO Controller T7L66XB
1704 bool "Toshiba TC6387XB"
1705 depends on ARM && HAVE_CLK
1709 Support for Toshiba Mobile IO Controller TC6387XB
1712 bool "Toshiba TC6393XB"
1713 depends on ARM && HAVE_CLK
1717 select DMA_DECLARE_COHERENT
1719 Support for Toshiba Mobile IO Controller TC6393XB
1722 tristate "TQ-Systems IO controller TQMX86"
1725 Say yes here to enable support for various functions of the
1726 TQ-Systems IO controller and watchdog device, found on their
1727 ComExpress CPU modules.
1730 tristate "VIA VX855/VX875 integrated south bridge"
1734 Say yes here to enable support for various functions of the
1735 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1736 and/or vx855_gpio drivers for this to do anything useful.
1738 config MFD_LOCHNAGAR
1739 bool "Cirrus Logic Lochnagar Audio Development Board"
1742 depends on I2C=y && OF
1744 Support for Cirrus Logic Lochnagar audio development board.
1752 config MFD_ARIZONA_I2C
1753 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1758 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1759 audio SoC core functionality controlled via I2C.
1761 config MFD_ARIZONA_SPI
1762 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1765 depends on SPI_MASTER
1767 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1768 audio SoC core functionality controlled via SPI.
1771 bool "Cirrus Logic CS47L24 and WM1831"
1772 depends on MFD_ARIZONA
1774 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1777 bool "Wolfson Microelectronics WM5102"
1778 depends on MFD_ARIZONA
1780 Support for Wolfson Microelectronics WM5102 low power audio SoC
1783 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1784 depends on MFD_ARIZONA
1786 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1790 bool "Wolfson Microelectronics WM8997"
1791 depends on MFD_ARIZONA
1793 Support for Wolfson Microelectronics WM8997 low power audio SoC
1796 bool "Wolfson Microelectronics WM8998"
1797 depends on MFD_ARIZONA
1799 Support for Wolfson Microelectronics WM8998 low power audio SoC
1802 bool "Wolfson Microelectronics WM8400"
1807 Support for the Wolfson Microelecronics WM8400 PMIC and audio
1808 CODEC. This driver provides common support for accessing
1809 the device, additional drivers must be enabled in order to use
1810 the functionality of the device.
1815 config MFD_WM831X_I2C
1816 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1823 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1824 when controlled using I2C. This driver provides common support
1825 for accessing the device, additional drivers must be enabled in
1826 order to use the functionality of the device.
1828 config MFD_WM831X_SPI
1829 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1834 depends on SPI_MASTER
1836 Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1837 when controlled using SPI. This driver provides common support
1838 for accessing the device, additional drivers must be enabled in
1839 order to use the functionality of the device.
1844 config MFD_WM8350_I2C
1845 bool "Wolfson Microelectronics WM8350 with I2C"
1850 The WM8350 is an integrated audio and power management
1851 subsystem with watchdog and RTC functionality for embedded
1852 systems. This option enables core support for the WM8350 with
1853 I2C as the control interface. Additional options must be
1854 selected to enable support for the functionality of the chip.
1857 tristate "Wolfson Microelectronics WM8994"
1863 The WM8994 is a highly integrated hi-fi CODEC designed for
1864 smartphone applications. As well as audio functionality it
1865 has on board GPIO and regulator functionality which is
1866 supported via the relevant subsystems. This driver provides
1867 core support for the WM8994, in order to use the actual
1868 functionaltiy of the device other drivers must be enabled.
1871 tristate "Wolfson Microelectronics WM97xx"
1874 select AC97_BUS_COMPAT
1875 depends on AC97_BUS_NEW
1877 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1878 designed for smartphone applications. As well as audio functionality
1879 it has on board GPIO and a touchscreen functionality which is
1880 supported via the relevant subsystems. This driver provides core
1881 support for the WM97xx, in order to use the actual functionaltiy of
1882 the device other drivers must be enabled.
1885 tristate "Support for ST Microelectronics STw481x"
1886 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1890 Select this option to enable the STw481x chip driver used
1891 in various ST Microelectronics and ST-Ericsson embedded
1894 config MFD_ROHM_BD718XX
1895 tristate "ROHM BD71837 Power Management IC"
1902 Select this option to get support for the ROHM BD71837
1903 Power Management ICs. BD71837 is designed to power processors like
1904 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1905 and emergency shut down as well as 32,768KHz clock output.
1907 config MFD_ROHM_BD70528
1908 tristate "ROHM BD70528 Power Management IC"
1915 Select this option to get support for the ROHM BD70528 Power
1916 Management IC. BD71837 is general purpose single-chip power
1917 management IC for battery-powered portable devices. It contains
1918 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED
1919 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz
1920 crystal oscillator, high-accuracy VREF for use with an external ADC,
1921 10 bits SAR ADC for battery temperature monitor and 1S battery
1924 config MFD_STM32_LPTIMER
1925 tristate "Support for STM32 Low-Power Timer"
1926 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1931 Select this option to enable STM32 Low-Power Timer driver
1932 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1933 resources are also dealt with here.
1935 To compile this driver as a module, choose M here: the
1936 module will be called stm32-lptimer.
1938 config MFD_STM32_TIMERS
1939 tristate "Support for STM32 Timers"
1940 depends on (ARCH_STM32 && OF) || COMPILE_TEST
1945 Select this option to enable STM32 timers driver used
1946 for PWM and IIO Timer. This driver allow to share the
1947 registers between the others drivers.
1950 tristate "Support for STPMIC1 PMIC"
1951 depends on (I2C=y && OF)
1956 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1957 key, watchdog and regulator functionalities which are supported via
1958 the relevant subsystems. This driver provides core support for the
1959 STPMIC1. In order to use the actual functionaltiy of the device other
1960 drivers must be enabled.
1962 To compile this driver as a module, choose M here: the
1963 module will be called stpmic1.
1966 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)"
1968 depends on OF || COMPILE_TEST
1972 Support for the STMicroelectronics Multi-Function eXpander.
1974 This driver provides common support for accessing the device,
1975 additional drivers must be enabled in order to use the functionality
1978 menu "Multimedia Capabilities Port drivers"
1979 depends on ARCH_SA1100
1986 tristate "Support SA11x0 MCP interface"
1987 depends on ARCH_SA1100
1992 tristate "Support for UCB1200 / UCB1300"
1993 depends on MCP_SA11X0
1996 config MCP_UCB1200_TS
1997 tristate "Touchscreen interface support"
1998 depends on MCP_UCB1200 && INPUT
2002 config MFD_VEXPRESS_SYSREG
2003 bool "Versatile Express System Registers"
2004 depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
2007 select GPIO_GENERIC_PLATFORM
2011 System Registers are the platform configuration block
2012 on the ARM Ltd. Versatile Express board.
2015 tristate "RAVE SP MCU core driver"
2016 depends on SERIAL_DEV_BUS
2019 Select this to get support for the Supervisory Processor
2020 device found on several devices in RAVE line of hardware.