xref: /linux/drivers/mfd/Kconfig (revision d0f60334500b0fe54e55c2df7029b02d8682c6c0)
1#
2# Multifunction miscellaneous devices
3#
4
5if HAS_IOMEM
6menu "Multifunction device drivers"
7
8config MFD_CORE
9	tristate
10	select IRQ_DOMAIN
11	default n
12
13config MFD_CS5535
14	tristate "AMD CS5535 and CS5536 southbridge core functions"
15	select MFD_CORE
16	depends on PCI && (X86_32 || (X86 && COMPILE_TEST))
17	---help---
18	  This is the core driver for CS5535/CS5536 MFD functions.  This is
19          necessary for using the board's GPIO and MFGPT functionality.
20
21config MFD_ALTERA_A10SR
22	bool "Altera Arria10 DevKit System Resource chip"
23	depends on ARCH_SOCFPGA && SPI_MASTER=y && OF
24	select REGMAP_SPI
25	select MFD_CORE
26	help
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).
31
32config MFD_ACT8945A
33	tristate "Active-semi ACT8945A"
34	select MFD_CORE
35	select REGMAP_I2C
36	depends on I2C && OF
37	help
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
41	  charger.
42
43config MFD_SUN4I_GPADC
44	tristate "Allwinner sunxi platforms' GPADC MFD driver"
45	select MFD_CORE
46	select REGMAP_MMIO
47	select REGMAP_IRQ
48	depends on ARCH_SUNXI || COMPILE_TEST
49	depends on !TOUCHSCREEN_SUN4I
50	help
51	  Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
52	  This driver will only map the hardware interrupt and registers, you
53	  have to select individual drivers based on this MFD to be able to use
54	  the ADC or the thermal sensor. This will try to probe the ADC driver
55	  sun4i-gpadc-iio and the hwmon driver iio_hwmon.
56
57	  To compile this driver as a module, choose M here: the module will be
58	  called sun4i-gpadc.
59
60config MFD_AS3711
61	bool "AMS AS3711"
62	select MFD_CORE
63	select REGMAP_I2C
64	select REGMAP_IRQ
65	depends on I2C=y
66	help
67	  Support for the AS3711 PMIC from AMS
68
69config MFD_AS3722
70	tristate "ams AS3722 Power Management IC"
71	select MFD_CORE
72	select REGMAP_I2C
73	select REGMAP_IRQ
74	depends on I2C=y && OF
75	help
76	  The ams AS3722 is a compact system PMU suitable for mobile phones,
77	  tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
78	  controllers, 11 LDOs, RTC, automatic battery, temperature and
79	  over current monitoring, GPIOs, ADC and a watchdog.
80
81config PMIC_ADP5520
82	bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
83	depends on I2C=y
84	help
85	  Say yes here to add support for Analog Devices AD5520 and ADP5501,
86	  Multifunction Power Management IC. This includes
87	  the I2C driver and the core APIs _only_, you have to select
88	  individual components like LCD backlight, LEDs, GPIOs and Kepad
89	  under the corresponding menus.
90
91config MFD_AAT2870_CORE
92	bool "AnalogicTech AAT2870"
93	select MFD_CORE
94	depends on I2C=y
95	depends on GPIOLIB || COMPILE_TEST
96	help
97	  If you say yes here you get support for the AAT2870.
98	  This driver provides common support for accessing the device,
99	  additional drivers must be enabled in order to use the
100	  functionality of the device.
101
102config MFD_AT91_USART
103	tristate "AT91 USART Driver"
104	select MFD_CORE
105	depends on ARCH_AT91 || COMPILE_TEST
106	help
107	  Select this to get support for AT91 USART IP. This is a wrapper
108	  over at91-usart-serial driver and usart-spi-driver. Only one function
109	  can be used at a time. The choice is done at boot time by the probe
110	  function of this MFD driver according to a device tree property.
111
112config MFD_ATMEL_FLEXCOM
113	tristate "Atmel Flexcom (Flexible Serial Communication Unit)"
114	select MFD_CORE
115	depends on OF
116	help
117	  Select this to get support for Atmel Flexcom. This is a wrapper
118	  which embeds a SPI controller, a I2C controller and a USART. Only
119	  one function can be used at a time. The choice is done at boot time
120	  by the probe function of this MFD driver according to a device tree
121	  property.
122
123config MFD_ATMEL_HLCDC
124	tristate "Atmel HLCDC (High-end LCD Controller)"
125	select MFD_CORE
126	select REGMAP_MMIO
127	depends on OF
128	help
129	  If you say yes here you get support for the HLCDC block.
130	  This driver provides common support for accessing the device,
131	  additional drivers must be enabled in order to use the
132	  functionality of the device.
133
134config MFD_ATMEL_SMC
135	bool
136	select MFD_SYSCON
137
138config MFD_BCM590XX
139	tristate "Broadcom BCM590xx PMUs"
140	select MFD_CORE
141	select REGMAP_I2C
142	depends on I2C
143	help
144	  Support for the BCM590xx PMUs from Broadcom
145
146config MFD_BD9571MWV
147	tristate "ROHM BD9571MWV PMIC"
148	select MFD_CORE
149	select REGMAP_I2C
150	select REGMAP_IRQ
151	depends on I2C
152	help
153	  Support for the ROHM BD9571MWV PMIC, which contains single
154	  voltage regulator, voltage sampling units, GPIO block and
155	  watchdog block.
156
157	  This driver can also be built as a module. If so, the module
158	  will be called bd9571mwv.
159
160config MFD_AC100
161	tristate "X-Powers AC100"
162	select MFD_CORE
163	depends on SUNXI_RSB
164	help
165	  If you say Y here you get support for the X-Powers AC100 audio codec
166	  IC.
167	  This driver include only the core APIs. You have to select individual
168	  components like codecs or RTC under the corresponding menus.
169
170config MFD_AXP20X
171	tristate
172	select MFD_CORE
173	select REGMAP_IRQ
174
175config MFD_AXP20X_I2C
176	tristate "X-Powers AXP series PMICs with I2C"
177	select MFD_AXP20X
178	select REGMAP_I2C
179	depends on I2C
180	help
181	  If you say Y here you get support for the X-Powers AXP series power
182	  management ICs (PMICs) controlled with I2C.
183	  This driver include only the core APIs. You have to select individual
184	  components like regulators or the PEK (Power Enable Key) under the
185	  corresponding menus.
186
187	  Note on x86 this provides an ACPI OpRegion, so this must be 'y'
188	  (builtin) and not a module, as the OpRegion must be available as
189	  soon as possible. For the same reason the I2C bus driver options
190	  I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too.
191
192config MFD_AXP20X_RSB
193	tristate "X-Powers AXP series PMICs with RSB"
194	select MFD_AXP20X
195	depends on SUNXI_RSB
196	help
197	  If you say Y here you get support for the X-Powers AXP series power
198	  management ICs (PMICs) controlled with RSB.
199	  This driver include only the core APIs. You have to select individual
200	  components like regulators or the PEK (Power Enable Key) under the
201	  corresponding menus.
202
203config MFD_CROS_EC
204	tristate "ChromeOS Embedded Controller"
205	select MFD_CORE
206	select CHROME_PLATFORMS
207	select CROS_EC_PROTO
208	depends on X86 || ARM || ARM64 || COMPILE_TEST
209	help
210	  If you say Y here you get support for the ChromeOS Embedded
211	  Controller (EC) providing keyboard, battery and power services.
212	  You also need to enable the driver for the bus you are using. The
213	  protocol for talking to the EC is defined by the bus driver.
214
215config MFD_CROS_EC_CHARDEV
216        tristate "Chrome OS Embedded Controller userspace device interface"
217        depends on MFD_CROS_EC
218        ---help---
219          This driver adds support to talk with the ChromeOS EC from userspace.
220
221          If you have a supported Chromebook, choose Y or M here.
222          The module will be called cros_ec_dev.
223
224config MFD_MADERA
225	tristate "Cirrus Logic Madera codecs"
226	select MFD_CORE
227	select REGMAP
228	select REGMAP_IRQ
229	select MADERA_IRQ
230	select PINCTRL
231	select PINCTRL_MADERA
232	help
233	  Support for the Cirrus Logic Madera platform audio codecs
234
235config MFD_MADERA_I2C
236	tristate "Cirrus Logic Madera codecs with I2C"
237	depends on MFD_MADERA
238	depends on I2C
239	select REGMAP_I2C
240	help
241	  Support for the Cirrus Logic Madera platform audio SoC
242	  core functionality controlled via I2C.
243
244config MFD_MADERA_SPI
245	tristate "Cirrus Logic Madera codecs with SPI"
246	depends on MFD_MADERA
247	depends on SPI_MASTER
248	select REGMAP_SPI
249	help
250	  Support for the Cirrus Logic Madera platform audio SoC
251	  core functionality controlled via SPI.
252
253config MFD_CS47L35
254	bool "Cirrus Logic CS47L35"
255	select PINCTRL_CS47L35
256	depends on MFD_MADERA
257	help
258	  Support for Cirrus Logic CS47L35 Smart Codec
259
260config MFD_CS47L85
261	bool "Cirrus Logic CS47L85"
262	select PINCTRL_CS47L85
263	depends on MFD_MADERA
264	help
265	  Support for Cirrus Logic CS47L85 Smart Codec
266
267config MFD_CS47L90
268	bool "Cirrus Logic CS47L90/91"
269	select PINCTRL_CS47L90
270	depends on MFD_MADERA
271	help
272	  Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs
273
274config MFD_ASIC3
275	bool "Compaq ASIC3"
276	depends on GPIOLIB && ARM
277	select MFD_CORE
278	 ---help---
279	  This driver supports the ASIC3 multifunction chip found on many
280	  PDAs (mainly iPAQ and HTC based ones)
281
282config PMIC_DA903X
283	bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
284	depends on I2C=y
285	help
286	  Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a
287	  ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
288	  usually found on PXA processors-based platforms. This includes
289	  the I2C driver and the core APIs _only_, you have to select
290	  individual components like LCD backlight, voltage regulators,
291	  LEDs and battery-charger under the corresponding menus.
292
293config PMIC_DA9052
294	bool
295	select MFD_CORE
296
297config MFD_DA9052_SPI
298	bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI"
299	select REGMAP_SPI
300	select REGMAP_IRQ
301	select PMIC_DA9052
302	depends on SPI_MASTER=y
303	help
304	  Support for the Dialog Semiconductor DA9052 PMIC
305	  when controlled using SPI. This driver provides common support
306	  for accessing the device, additional drivers must be enabled in
307	  order to use the functionality of the device.
308
309config MFD_DA9052_I2C
310	bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C"
311	select REGMAP_I2C
312	select REGMAP_IRQ
313	select PMIC_DA9052
314	depends on I2C=y
315	help
316	  Support for the Dialog Semiconductor DA9052 PMIC
317	  when controlled using I2C. This driver provides common support
318	  for accessing the device, additional drivers must be enabled in
319	  order to use the functionality of the device.
320
321config MFD_DA9055
322	bool "Dialog Semiconductor DA9055 PMIC Support"
323	select REGMAP_I2C
324	select REGMAP_IRQ
325	select MFD_CORE
326	depends on I2C=y
327	help
328	  Say yes here for support of Dialog Semiconductor DA9055. This is
329	  a Power Management IC. This driver provides common support for
330	  accessing the device as well as the I2C interface to the chip itself.
331	  Additional drivers must be enabled in order to use the functionality
332	  of the device.
333
334	  This driver can be built as a module. If built as a module it will be
335	  called "da9055"
336
337config MFD_DA9062
338	tristate "Dialog Semiconductor DA9062/61 PMIC Support"
339	select MFD_CORE
340	select REGMAP_I2C
341	select REGMAP_IRQ
342	depends on I2C
343	help
344	  Say yes here for support for the Dialog Semiconductor DA9061 and
345	  DA9062 PMICs.
346	  This includes the I2C driver and core APIs.
347	  Additional drivers must be enabled in order to use the functionality
348	  of the device.
349
350config MFD_DA9063
351	tristate "Dialog Semiconductor DA9063 PMIC Support"
352	select MFD_CORE
353	select REGMAP_I2C
354	select REGMAP_IRQ
355	depends on I2C
356	help
357	  Say yes here for support for the Dialog Semiconductor DA9063 PMIC.
358	  This includes the I2C driver and core APIs.
359	  Additional drivers must be enabled in order to use the functionality
360	  of the device.
361
362config MFD_DA9150
363	tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip"
364	depends on I2C
365	select MFD_CORE
366	select REGMAP_I2C
367	select REGMAP_IRQ
368	help
369	  This adds support for the DA9150 integrated charger and fuel-gauge
370	  chip. This driver provides common support for accessing the device.
371	  Additional drivers must be enabled in order to use the specific
372	  features of the device.
373
374config MFD_DLN2
375	tristate "Diolan DLN2 support"
376	select MFD_CORE
377	depends on USB
378	help
379	  This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter
380	  DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2,
381	  etc. must be enabled in order to use the functionality of
382	  the device.
383
384config MFD_EXYNOS_LPASS
385	tristate "Samsung Exynos SoC Low Power Audio Subsystem"
386	depends on ARCH_EXYNOS || COMPILE_TEST
387	select MFD_CORE
388	select REGMAP_MMIO
389	help
390	  Select this option to enable support for Samsung Exynos Low Power
391	  Audio Subsystem.
392
393config MFD_MC13XXX
394	tristate
395	depends on (SPI_MASTER || I2C)
396	select MFD_CORE
397	select REGMAP_IRQ
398	help
399	  Enable support for the Freescale MC13783 and MC13892 PMICs.
400	  This driver provides common support for accessing the device,
401	  additional drivers must be enabled in order to use the
402	  functionality of the device.
403
404config MFD_MC13XXX_SPI
405	tristate "Freescale MC13783 and MC13892 SPI interface"
406	depends on SPI_MASTER
407	select REGMAP_SPI
408	select MFD_MC13XXX
409	help
410	  Select this if your MC13xxx is connected via an SPI bus.
411
412config MFD_MC13XXX_I2C
413	tristate "Freescale MC13892 I2C interface"
414	depends on I2C
415	select REGMAP_I2C
416	select MFD_MC13XXX
417	help
418	  Select this if your MC13xxx is connected via an I2C bus.
419
420config MFD_MXS_LRADC
421	tristate "Freescale i.MX23/i.MX28 LRADC"
422	depends on ARCH_MXS || COMPILE_TEST
423	select MFD_CORE
424	select STMP_DEVICE
425	help
426	  Say yes here to build support for the Low Resolution
427	  Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28
428	  processors. This driver provides common support for accessing the
429	  device, additional drivers must be enabled in order to use the
430	  functionality of the device:
431		mxs-lradc-adc for ADC readings
432		mxs-lradc-ts  for touchscreen support
433
434	  This driver can also be built as a module. If so, the module will be
435	  called mxs-lradc.
436
437config MFD_MX25_TSADC
438	tristate "Freescale i.MX25 integrated Touchscreen and ADC unit"
439	select REGMAP_MMIO
440	depends on (SOC_IMX25 && OF) || COMPILE_TEST
441	help
442	  Enable support for the integrated Touchscreen and ADC unit of the
443	  i.MX25 processors. They consist of a conversion queue for general
444	  purpose ADC and a queue for Touchscreens.
445
446config MFD_HI6421_PMIC
447	tristate "HiSilicon Hi6421 PMU/Codec IC"
448	depends on OF
449	select MFD_CORE
450	select REGMAP_MMIO
451	help
452	  Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi-
453	  functions, such as regulators, RTC, codec, Coulomb counter, etc.
454	  This driver includes core APIs _only_. You have to select
455	  individul components like voltage regulators under corresponding
456	  menus in order to enable them.
457	  We communicate with the Hi6421 via memory-mapped I/O.
458
459config MFD_HI655X_PMIC
460	tristate "HiSilicon Hi655X series PMU/Codec IC"
461	depends on ARCH_HISI || COMPILE_TEST
462	depends on OF
463	select MFD_CORE
464	select REGMAP_MMIO
465	select REGMAP_IRQ
466	help
467	  Select this option to enable Hisilicon hi655x series pmic driver.
468
469config HTC_PASIC3
470	tristate "HTC PASIC3 LED/DS1WM chip support"
471	select MFD_CORE
472	help
473	  This core driver provides register access for the LED/DS1WM
474	  chips labeled "AIC2" and "AIC3", found on HTC Blueangel and
475	  HTC Magician devices, respectively. Actual functionality is
476	  handled by the leds-pasic3 and ds1wm drivers.
477
478config HTC_I2CPLD
479	bool "HTC I2C PLD chip support"
480	depends on I2C=y && GPIOLIB
481	help
482	  If you say yes here you get support for the supposed CPLD
483	  found on omap850 HTC devices like the HTC Wizard and HTC Herald.
484	  This device provides input and output GPIOs through an I2C
485	  interface to one or more sub-chips.
486
487config MFD_INTEL_QUARK_I2C_GPIO
488	tristate "Intel Quark MFD I2C GPIO"
489	depends on PCI
490	depends on X86
491	depends on COMMON_CLK
492	select MFD_CORE
493	help
494	  This MFD provides support for I2C and GPIO that exist only
495	  in a single PCI device. It splits the 2 IO devices to
496	  their respective IO driver.
497	  The GPIO exports a total amount of 8 interrupt-capable GPIOs.
498
499config LPC_ICH
500	tristate "Intel ICH LPC"
501	depends on PCI
502	select MFD_CORE
503	help
504	  The LPC bridge function of the Intel ICH provides support for
505	  many functional units. This driver provides needed support for
506	  other drivers to control these functions, currently GPIO and
507	  watchdog.
508
509config LPC_SCH
510	tristate "Intel SCH LPC"
511	depends on PCI
512	select MFD_CORE
513	help
514	  LPC bridge function of the Intel SCH provides support for
515	  System Management Bus and General Purpose I/O.
516
517config INTEL_SOC_PMIC
518	bool "Support for Crystal Cove PMIC"
519	depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK
520	depends on X86 || COMPILE_TEST
521	depends on I2C_DESIGNWARE_PLATFORM=y
522	select MFD_CORE
523	select REGMAP_I2C
524	select REGMAP_IRQ
525	help
526	  Select this option to enable support for Crystal Cove PMIC
527	  on some Intel SoC systems. The PMIC provides ADC, GPIO,
528	  thermal, charger and related power management functions
529	  on these systems.
530
531	  This option is a bool as it provides an ACPI OpRegion which must be
532	  available before any devices using it are probed. This option also
533	  causes the designware-i2c driver to be builtin for the same reason.
534
535config INTEL_SOC_PMIC_BXTWC
536	tristate "Support for Intel Broxton Whiskey Cove PMIC"
537	depends on INTEL_PMC_IPC
538	select MFD_CORE
539	select REGMAP_IRQ
540	help
541	  Select this option to enable support for Whiskey Cove PMIC
542	  on Intel Broxton systems. The PMIC provides ADC, GPIO,
543	  thermal, charger and related power management functions
544	  on these systems.
545
546config INTEL_SOC_PMIC_CHTWC
547	bool "Support for Intel Cherry Trail Whiskey Cove PMIC"
548	depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK
549	depends on X86 || COMPILE_TEST
550	depends on I2C_DESIGNWARE_PLATFORM=y
551	select MFD_CORE
552	select REGMAP_I2C
553	select REGMAP_IRQ
554	help
555	  Select this option to enable support for the Intel Cherry Trail
556	  Whiskey Cove PMIC found on some Intel Cherry Trail systems.
557
558	  This option is a bool as it provides an ACPI OpRegion which must be
559	  available before any devices using it are probed. This option also
560	  causes the designware-i2c driver to be builtin for the same reason.
561
562config INTEL_SOC_PMIC_CHTDC_TI
563	tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC"
564	depends on GPIOLIB
565	depends on I2C
566	depends on ACPI
567	depends on X86
568	select MFD_CORE
569	select REGMAP_I2C
570	select REGMAP_IRQ
571	help
572	  Select this option for supporting Dollar Cove (TI version) PMIC
573	  device that is found on some Intel Cherry Trail systems.
574
575config MFD_INTEL_LPSS
576	tristate
577	select COMMON_CLK
578	select MFD_CORE
579
580config MFD_INTEL_LPSS_ACPI
581	tristate "Intel Low Power Subsystem support in ACPI mode"
582	select MFD_INTEL_LPSS
583	depends on X86 && ACPI
584	help
585	  This driver supports Intel Low Power Subsystem (LPSS) devices such as
586	  I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
587	  PCH) in ACPI mode.
588
589config MFD_INTEL_LPSS_PCI
590	tristate "Intel Low Power Subsystem support in PCI mode"
591	select MFD_INTEL_LPSS
592	depends on X86 && PCI
593	help
594	  This driver supports Intel Low Power Subsystem (LPSS) devices such as
595	  I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake
596	  PCH) in PCI mode.
597
598config MFD_INTEL_MSIC
599	bool "Intel MSIC"
600	depends on INTEL_SCU_IPC
601	select MFD_CORE
602	help
603	  Select this option to enable access to Intel MSIC (Avatele
604	  Passage) chip. This chip embeds audio, battery, GPIO, etc.
605	  devices used in Intel Medfield platforms.
606
607config MFD_IPAQ_MICRO
608	bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
609	depends on SA1100_H3100 || SA1100_H3600
610	select MFD_CORE
611	help
612	  Select this to get support for the Microcontroller found in
613	  the Compaq iPAQ handheld computers. This is an Atmel
614	  AT90LS8535 microcontroller flashed with a special iPAQ
615	  firmware using the custom protocol implemented in this driver.
616
617config MFD_JANZ_CMODIO
618	tristate "Janz CMOD-IO PCI MODULbus Carrier Board"
619	select MFD_CORE
620	depends on PCI
621	help
622	  This is the core driver for the Janz CMOD-IO PCI MODULbus
623	  carrier board. This device is a PCI to MODULbus bridge which may
624	  host many different types of MODULbus daughterboards, including
625	  CAN and GPIO controllers.
626
627config MFD_JZ4740_ADC
628	bool "Janz JZ4740 ADC core"
629	select MFD_CORE
630	select GENERIC_IRQ_CHIP
631	depends on MACH_JZ4740
632	help
633	  Say yes here if you want support for the ADC unit in the JZ4740 SoC.
634	  This driver is necessary for jz4740-battery and jz4740-hwmon driver.
635
636config MFD_KEMPLD
637	tristate "Kontron module PLD device"
638	select MFD_CORE
639	help
640	  This is the core driver for the PLD (Programmable Logic Device) found
641	  on some Kontron ETX and COMexpress (ETXexpress) modules. The PLD
642	  device may provide functions like watchdog, GPIO, UART and I2C bus.
643
644	  The following modules are supported:
645		* COMe-bBD#
646		* COMe-bBL6
647		* COMe-bHL6
648		* COMe-bSL6
649		* COMe-bIP#
650		* COMe-bKL6
651		* COMe-bPC2 (ETXexpress-PC)
652		* COMe-bSC# (ETXexpress-SC T#)
653		* COMe-cAL6
654		* COMe-cBL6
655		* COMe-cBT6
656		* COMe-cBW6
657		* COMe-cCT6
658		* COMe-cDC2 (microETXexpress-DC)
659		* COMe-cHL6
660		* COMe-cKL6
661		* COMe-cPC2 (microETXexpress-PC)
662		* COMe-cSL6
663		* COMe-mAL10
664		* COMe-mBT10
665		* COMe-mCT10
666		* COMe-mTT10 (nanoETXexpress-TT)
667		* ETX-OH
668
669	  This driver can also be built as a module. If so, the module
670	  will be called kempld-core.
671
672config MFD_88PM800
673	tristate "Marvell 88PM800"
674	depends on I2C
675	select REGMAP_I2C
676	select REGMAP_IRQ
677	select MFD_CORE
678	help
679	  This supports for Marvell 88PM800 Power Management IC.
680	  This includes the I2C driver and the core APIs _only_, you have to
681	  select individual components like voltage regulators, RTC and
682	  battery-charger under the corresponding menus.
683
684config MFD_88PM805
685	tristate "Marvell 88PM805"
686	depends on I2C
687	select REGMAP_I2C
688	select REGMAP_IRQ
689	select MFD_CORE
690	help
691	  This supports for Marvell 88PM805 Power Management IC. This includes
692	  the I2C driver and the core APIs _only_, you have to select individual
693	  components like codec device, headset/Mic device under the
694	  corresponding menus.
695
696config MFD_88PM860X
697	bool "Marvell 88PM8606/88PM8607"
698	depends on I2C=y
699	select REGMAP_I2C
700	select MFD_CORE
701	help
702	  This supports for Marvell 88PM8606/88PM8607 Power Management IC.
703	  This includes the I2C driver and the core APIs _only_, you have to
704	  select individual components like voltage regulators, RTC and
705	  battery-charger under the corresponding menus.
706
707config MFD_MAX14577
708	tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support"
709	depends on I2C
710	select MFD_CORE
711	select REGMAP_I2C
712	select REGMAP_IRQ
713	select IRQ_DOMAIN
714	help
715	  Say yes here to add support for Maxim Semiconductor MAX14577 and
716	  MAX77836 Micro-USB ICs with battery charger.
717	  This driver provides common support for accessing the device;
718	  additional drivers must be enabled in order to use the functionality
719	  of the device.
720
721config MFD_MAX77620
722	bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support"
723	depends on I2C=y
724	depends on OF || COMPILE_TEST
725	select MFD_CORE
726	select REGMAP_I2C
727	select REGMAP_IRQ
728	select IRQ_DOMAIN
729	help
730	  Say yes here to add support for Maxim Semiconductor MAX77620 and
731	  MAX20024 which are Power Management IC with General purpose pins,
732	  RTC, regulators, clock generator, watchdog etc. This driver
733	  provides common support for accessing the device; additional drivers
734	  must be enabled in order to use the functionality of the device.
735
736config MFD_MAX77650
737	tristate "Maxim MAX77650/77651 PMIC Support"
738	depends on I2C
739	depends on OF || COMPILE_TEST
740	select MFD_CORE
741	select REGMAP_I2C
742	help
743	  Say Y here to add support for Maxim Semiconductor MAX77650 and
744	  MAX77651 Power Management ICs. This is the core multifunction
745	  driver for interacting with the device. The module name is
746	  'max77650'. Additional drivers can be enabled in order to use
747	  the following functionalities of the device: GPIO, regulator,
748	  charger, LED, onkey.
749
750config MFD_MAX77686
751	tristate "Maxim Semiconductor MAX77686/802 PMIC Support"
752	depends on I2C
753	depends on OF || COMPILE_TEST
754	select MFD_CORE
755	select REGMAP_I2C
756	select REGMAP_IRQ
757	select IRQ_DOMAIN
758	help
759	  Say yes here to add support for Maxim Semiconductor MAX77686 and
760	  MAX77802 which are Power Management IC with an RTC on chip.
761	  This driver provides common support for accessing the device;
762	  additional drivers must be enabled in order to use the functionality
763	  of the device.
764
765config MFD_MAX77693
766	tristate "Maxim Semiconductor MAX77693 PMIC Support"
767	depends on I2C
768	select MFD_CORE
769	select REGMAP_I2C
770	select REGMAP_IRQ
771	help
772	  Say yes here to add support for Maxim Semiconductor MAX77693.
773	  This is a companion Power Management IC with Flash, Haptic, Charger,
774	  and MUIC(Micro USB Interface Controller) controls on chip.
775	  This driver provides common support for accessing the device;
776	  additional drivers must be enabled in order to use the functionality
777	  of the device.
778
779config MFD_MAX77843
780	bool "Maxim Semiconductor MAX77843 PMIC Support"
781	depends on I2C=y
782	select MFD_CORE
783	select REGMAP_I2C
784	select REGMAP_IRQ
785	help
786	  Say yes here to add support for Maxim Semiconductor MAX77843.
787	  This is companion Power Management IC with LEDs, Haptic, Charger,
788	  Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip.
789	  This driver provides common support for accessing the device;
790	  additional drivers must be enabled in order to use the functionality
791	  of the device.
792
793config MFD_MAX8907
794	tristate "Maxim Semiconductor MAX8907 PMIC Support"
795	select MFD_CORE
796	depends on I2C
797	select REGMAP_I2C
798	select REGMAP_IRQ
799	help
800	  Say yes here to add support for Maxim Semiconductor MAX8907. This is
801	  a Power Management IC. This driver provides common support for
802	  accessing the device; additional drivers must be enabled in order
803	  to use the functionality of the device.
804
805config MFD_MAX8925
806	bool "Maxim Semiconductor MAX8925 PMIC Support"
807	depends on I2C=y
808	select MFD_CORE
809	help
810	  Say yes here to add support for Maxim Semiconductor MAX8925. This is
811	  a Power Management IC. This driver provides common support for
812	  accessing the device, additional drivers must be enabled in order
813	  to use the functionality of the device.
814
815config MFD_MAX8997
816	bool "Maxim Semiconductor MAX8997/8966 PMIC Support"
817	depends on I2C=y
818	select MFD_CORE
819	select IRQ_DOMAIN
820	help
821	  Say yes here to add support for Maxim Semiconductor MAX8997/8966.
822	  This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic,
823	  MUIC controls on chip.
824	  This driver provides common support for accessing the device;
825	  additional drivers must be enabled in order to use the functionality
826	  of the device.
827
828config MFD_MAX8998
829	bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support"
830	depends on I2C=y
831	select MFD_CORE
832	select IRQ_DOMAIN
833	help
834	  Say yes here to add support for Maxim Semiconductor MAX8998 and
835	  National Semiconductor LP3974. This is a Power Management IC.
836	  This driver provides common support for accessing the device,
837	  additional drivers must be enabled in order to use the functionality
838	  of the device.
839
840config MFD_MT6397
841	tristate "MediaTek MT6397 PMIC Support"
842	select MFD_CORE
843	select IRQ_DOMAIN
844	help
845	  Say yes here to add support for MediaTek MT6397 PMIC. This is
846	  a Power Management IC. This driver provides common support for
847	  accessing the device; additional drivers must be enabled in order
848	  to use the functionality of the device.
849
850config MFD_MENF21BMC
851	tristate "MEN 14F021P00 Board Management Controller Support"
852	depends on I2C
853	select MFD_CORE
854	help
855	  Say yes here to add support for the MEN 14F021P00 BMC
856	  which is a Board Management Controller connected to the I2C bus.
857	  The device supports multiple sub-devices like LED, HWMON and WDT.
858	  This driver provides common support for accessing the devices;
859	  additional drivers must be enabled in order to use the
860	  functionality of the BMC device.
861
862	  This driver can also be built as a module. If so the module
863	  will be called menf21bmc.
864
865config EZX_PCAP
866	bool "Motorola EZXPCAP Support"
867	depends on SPI_MASTER
868	help
869	  This enables the PCAP ASIC present on EZX Phones. This is
870	  needed for MMC, TouchScreen, Sound, USB, etc..
871
872config MFD_CPCAP
873	tristate "Support for Motorola CPCAP"
874	depends on SPI
875	depends on OF || COMPILE_TEST
876	select REGMAP_SPI
877	select REGMAP_IRQ
878	help
879	  Say yes here if you want to include driver for CPCAP.
880	  It is used on many Motorola phones and tablets as a PMIC.
881	  At least Motorola Droid 4 is known to use CPCAP.
882
883config MFD_VIPERBOARD
884        tristate "Nano River Technologies Viperboard"
885	select MFD_CORE
886	depends on USB
887	default n
888	help
889	  Say yes here if you want support for Nano River Technologies
890	  Viperboard.
891	  There are mfd cell drivers available for i2c master, adc and
892	  both gpios found on the board. The spi part does not yet
893	  have a driver.
894	  You need to select the mfd cell drivers separately.
895	  The drivers do not support all features the board exposes.
896
897config MFD_RETU
898	tristate "Nokia Retu and Tahvo multi-function device"
899	select MFD_CORE
900	depends on I2C
901	select REGMAP_IRQ
902	help
903	  Retu and Tahvo are a multi-function devices found on Nokia
904	  Internet Tablets (770, N800 and N810).
905
906config MFD_PCF50633
907	tristate "NXP PCF50633"
908	depends on I2C
909	select REGMAP_I2C
910	help
911	  Say yes here if you have NXP PCF50633 chip on your board.
912	  This core driver provides register access and IRQ handling
913	  facilities, and registers devices for the various functions
914	  so that function-specific drivers can bind to them.
915
916config PCF50633_ADC
917	tristate "NXP PCF50633 ADC"
918	depends on MFD_PCF50633
919	help
920	 Say yes here if you want to include support for ADC in the
921	 NXP PCF50633 chip.
922
923config PCF50633_GPIO
924	tristate "NXP PCF50633 GPIO"
925	depends on MFD_PCF50633
926	help
927	 Say yes here if you want to include support GPIO for pins on
928	 the PCF50633 chip.
929
930config UCB1400_CORE
931	tristate "Philips UCB1400 Core driver"
932	depends on AC97_BUS
933	depends on GPIOLIB
934	help
935	  This enables support for the Philips UCB1400 core functions.
936	  The UCB1400 is an AC97 audio codec.
937
938	  To compile this driver as a module, choose M here: the
939	  module will be called ucb1400_core.
940
941config MFD_PM8XXX
942	tristate "Qualcomm PM8xxx PMIC chips driver"
943	depends on (ARM || HEXAGON || COMPILE_TEST)
944	select IRQ_DOMAIN_HIERARCHY
945	select MFD_CORE
946	select REGMAP
947	help
948	  If you say yes to this option, support will be included for the
949	  built-in PM8xxx PMIC chips.
950
951	  This is required if your board has a PM8xxx and uses its features,
952	  such as: MPPs, GPIOs, regulators, interrupts, and PWM.
953
954	  Say M here if you want to include support for PM8xxx chips as a
955	  module. This will build a module called "pm8xxx-core".
956
957config MFD_QCOM_RPM
958	tristate "Qualcomm Resource Power Manager (RPM)"
959	depends on ARCH_QCOM && OF
960	help
961	  If you say yes to this option, support will be included for the
962	  Resource Power Manager system found in the Qualcomm 8660, 8960 and
963	  8064 based devices.
964
965	  This is required to access many regulators, clocks and bus
966	  frequencies controlled by the RPM on these devices.
967
968	  Say M here if you want to include support for the Qualcomm RPM as a
969	  module. This will build a module called "qcom_rpm".
970
971config MFD_SPMI_PMIC
972	tristate "Qualcomm SPMI PMICs"
973	depends on ARCH_QCOM || COMPILE_TEST
974	depends on OF
975	depends on SPMI
976	select REGMAP_SPMI
977	help
978	  This enables support for the Qualcomm SPMI PMICs.
979	  These PMICs are currently used with the Snapdragon 800 series of
980	  SoCs.  Note, that this will only be useful paired with descriptions
981	  of the independent functions as children nodes in the device tree.
982
983	  Say M here if you want to include support for the SPMI PMIC
984	  series as a module.  The module will be called "qcom-spmi-pmic".
985
986config MFD_RDC321X
987	tristate "RDC R-321x southbridge"
988	select MFD_CORE
989	depends on PCI
990	help
991	  Say yes here if you want to have support for the RDC R-321x SoC
992	  southbridge which provides access to GPIOs and Watchdog using the
993	  southbridge PCI device configuration space.
994
995config MFD_RT5033
996	tristate "Richtek RT5033 Power Management IC"
997	depends on I2C
998	select MFD_CORE
999	select REGMAP_I2C
1000	select REGMAP_IRQ
1001	help
1002	  This driver provides for the Richtek RT5033 Power Management IC,
1003	  which includes the I2C driver and the Core APIs. This driver provides
1004	  common support for accessing the device. The device supports multiple
1005	  sub-devices like charger, fuel gauge, flash LED, current source,
1006	  LDO and Buck.
1007
1008config MFD_RC5T583
1009	bool "Ricoh RC5T583 Power Management system device"
1010	depends on I2C=y
1011	select MFD_CORE
1012	select REGMAP_I2C
1013	help
1014	  Select this option to get support for the RICOH583 Power
1015	  Management system device.
1016	  This driver provides common support for accessing the device
1017	  through i2c interface. The device supports multiple sub-devices
1018	  like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey.
1019	  Additional drivers must be enabled in order to use the
1020	  different functionality of the device.
1021
1022config MFD_RK808
1023	tristate "Rockchip RK805/RK808/RK818 Power Management Chip"
1024	depends on I2C && OF
1025	select MFD_CORE
1026	select REGMAP_I2C
1027	select REGMAP_IRQ
1028	help
1029	  If you say yes here you get support for the RK805, RK808 and RK818
1030	  Power Management chips.
1031	  This driver provides common support for accessing the device
1032	  through I2C interface. The device supports multiple sub-devices
1033	  including interrupts, RTC, LDO & DCDC regulators, and onkey.
1034
1035config MFD_RN5T618
1036	tristate "Ricoh RN5T567/618 PMIC"
1037	depends on I2C
1038	depends on OF
1039	select MFD_CORE
1040	select REGMAP_I2C
1041	help
1042	  Say yes here to add support for the Ricoh RN5T567,
1043          RN5T618, RC5T619 PMIC.
1044	  This driver provides common support for accessing the device,
1045	  additional drivers must be enabled in order to use the
1046	  functionality of the device.
1047
1048config MFD_SEC_CORE
1049	tristate "SAMSUNG Electronics PMIC Series Support"
1050	depends on I2C=y
1051	select MFD_CORE
1052	select REGMAP_I2C
1053	select REGMAP_IRQ
1054	help
1055	  Support for the Samsung Electronics PMIC devices coming
1056	  usually along with Samsung Exynos SoC chipset.
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
1060
1061	  To compile this driver as a module, choose M here: the
1062	  module will be called sec-core.
1063	  Have in mind that important core drivers (like regulators) depend
1064	  on this driver so building this as a module might require proper
1065	  initial ramdisk or might not boot up as well in certain scenarios.
1066
1067config MFD_SI476X_CORE
1068	tristate "Silicon Laboratories 4761/64/68 AM/FM radio."
1069	depends on I2C
1070	select MFD_CORE
1071	select REGMAP_I2C
1072	help
1073	  This is the core driver for the SI476x series of AM/FM
1074	  radio. This MFD driver connects the radio-si476x V4L2 module
1075	  and the si476x audio codec.
1076
1077	  To compile this driver as a module, choose M here: the
1078	  module will be called si476x-core.
1079
1080config MFD_SM501
1081	tristate "Silicon Motion SM501"
1082	depends on HAS_DMA
1083	select DMA_DECLARE_COHERENT
1084	 ---help---
1085	  This is the core driver for the Silicon Motion SM501 multimedia
1086	  companion chip. This device is a multifunction device which may
1087	  provide numerous interfaces including USB host controller, USB gadget,
1088	  asynchronous serial ports, audio functions, and a dual display video
1089	  interface. The device may be connected by PCI or local bus with
1090	  varying functions enabled.
1091
1092config MFD_SM501_GPIO
1093	bool "Export GPIO via GPIO layer"
1094	depends on MFD_SM501 && GPIOLIB
1095	 ---help---
1096	 This option uses the gpio library layer to export the 64 GPIO
1097	 lines on the SM501. The platform data is used to supply the
1098	 base number for the first GPIO line to register.
1099
1100config MFD_SKY81452
1101	tristate "Skyworks Solutions SKY81452"
1102	select MFD_CORE
1103	select REGMAP_I2C
1104	depends on I2C
1105	help
1106	  This is the core driver for the Skyworks SKY81452 backlight and
1107	  voltage regulator device.
1108
1109	  This driver can also be built as a module.  If so, the module
1110	  will be called sky81452.
1111
1112config MFD_SMSC
1113       bool "SMSC ECE1099 series chips"
1114       depends on I2C=y
1115       select MFD_CORE
1116       select REGMAP_I2C
1117       help
1118        If you say yes here you get support for the
1119        ece1099 chips from SMSC.
1120
1121        To compile this driver as a module, choose M here: the
1122        module will be called smsc.
1123
1124config MFD_SC27XX_PMIC
1125	tristate "Spreadtrum SC27xx PMICs"
1126	depends on ARCH_SPRD || COMPILE_TEST
1127	depends on SPI_MASTER
1128	select MFD_CORE
1129	select REGMAP_SPI
1130	select REGMAP_IRQ
1131	help
1132	  This enables support for the Spreadtrum SC27xx PMICs with SPI
1133	  interface. The SC27xx series PMICs integrate power management,
1134	  audio codec, battery management and user interface support
1135	  function (such as RTC, Typec, indicator and so on) in a single chip.
1136
1137	  This driver provides common support for accessing the SC27xx PMICs,
1138	  and it also adds the irq_chip parts for handling the PMIC chip events.
1139
1140config ABX500_CORE
1141	bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions"
1142	default y if ARCH_U300 || ARCH_U8500 || COMPILE_TEST
1143	help
1144	  Say yes here if you have the ABX500 Mixed Signal IC family
1145	  chips. This core driver expose register access functions.
1146	  Functionality specific drivers using these functions can
1147	  remain unchanged when IC changes. Binding of the functions to
1148	  actual register access is done by the IC core driver.
1149
1150config AB3100_CORE
1151	bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
1152	depends on I2C=y && ABX500_CORE
1153	select MFD_CORE
1154	default y if ARCH_U300
1155	help
1156	  Select this to enable the AB3100 Mixed Signal IC core
1157	  functionality. This connects to a AB3100 on the I2C bus
1158	  and expose a number of symbols needed for dependent devices
1159	  to read and write registers and subscribe to events from
1160	  this multi-functional IC. This is needed to use other features
1161	  of the AB3100 such as battery-backed RTC, charging control,
1162	  LEDs, vibrator, system power and temperature, power management
1163	  and ALSA sound.
1164
1165config AB3100_OTP
1166	tristate "ST-Ericsson AB3100 OTP functions"
1167	depends on AB3100_CORE
1168	default y if AB3100_CORE
1169	help
1170	  Select this to enable the AB3100 Mixed Signal IC OTP (one-time
1171	  programmable memory) support. This exposes a sysfs file to read
1172	  out OTP values.
1173
1174config AB8500_CORE
1175	bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
1176	depends on ABX500_CORE && MFD_DB8500_PRCMU
1177	select POWER_SUPPLY
1178	select MFD_CORE
1179	select IRQ_DOMAIN
1180	help
1181	  Select this option to enable access to AB8500 power management
1182	  chip. This connects to U8500 either on the SSP/SPI bus (deprecated
1183	  since hardware version v1.0) or the I2C bus via PRCMU. It also adds
1184	  the irq_chip parts for handling the Mixed Signal chip events.
1185	  This chip embeds various other multimedia funtionalities as well.
1186
1187config AB8500_DEBUG
1188       bool "Enable debug info via debugfs"
1189       depends on AB8500_GPADC && DEBUG_FS
1190       default y if DEBUG_FS
1191       help
1192         Select this option if you want debug information using the debug
1193         filesystem, debugfs.
1194
1195config AB8500_GPADC
1196	bool "ST-Ericsson AB8500 GPADC driver"
1197	depends on AB8500_CORE && REGULATOR_AB8500
1198	default y
1199	help
1200	  AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage
1201
1202config MFD_DB8500_PRCMU
1203	bool "ST-Ericsson DB8500 Power Reset Control Management Unit"
1204	depends on UX500_SOC_DB8500
1205	select MFD_CORE
1206	help
1207	  Select this option to enable support for the DB8500 Power Reset
1208	  and Control Management Unit. This is basically an autonomous
1209	  system controller running an XP70 microprocessor, which is accessed
1210	  through a register map.
1211
1212config MFD_STMPE
1213	bool "STMicroelectronics STMPE"
1214	depends on (I2C=y || SPI_MASTER=y)
1215	depends on OF
1216	select MFD_CORE
1217	help
1218	  Support for the STMPE family of I/O Expanders from
1219	  STMicroelectronics.
1220
1221	  Currently supported devices are:
1222
1223		STMPE811: GPIO, Touchscreen, ADC
1224		STMPE1601: GPIO, Keypad
1225		STMPE1801: GPIO, Keypad
1226		STMPE2401: GPIO, Keypad
1227		STMPE2403: GPIO, Keypad
1228
1229	  This driver provides common support for accessing the device,
1230	  additional drivers must be enabled in order to use the functionality
1231	  of the device.  Currently available sub drivers are:
1232
1233		GPIO: stmpe-gpio
1234		Keypad: stmpe-keypad
1235		Touchscreen: stmpe-ts
1236		ADC: stmpe-adc
1237
1238menu "STMicroelectronics STMPE Interface Drivers"
1239depends on MFD_STMPE
1240
1241config STMPE_I2C
1242	bool "STMicroelectronics STMPE I2C Interface"
1243	depends on I2C=y
1244	default y
1245	help
1246	  This is used to enable I2C interface of STMPE
1247
1248config STMPE_SPI
1249	bool "STMicroelectronics STMPE SPI Interface"
1250	depends on SPI_MASTER
1251	help
1252	  This is used to enable SPI interface of STMPE
1253endmenu
1254
1255config MFD_STA2X11
1256	bool "STMicroelectronics STA2X11"
1257	depends on STA2X11
1258	select MFD_CORE
1259	select REGMAP_MMIO
1260
1261config MFD_SUN6I_PRCM
1262	bool "Allwinner A31 PRCM controller"
1263	depends on ARCH_SUNXI || COMPILE_TEST
1264	select MFD_CORE
1265	help
1266	  Support for the PRCM (Power/Reset/Clock Management) unit available
1267	  in A31 SoC.
1268
1269config MFD_SYSCON
1270	bool "System Controller Register R/W Based on Regmap"
1271	select REGMAP_MMIO
1272	help
1273	  Select this option to enable accessing system control registers
1274	  via regmap.
1275
1276config MFD_DAVINCI_VOICECODEC
1277	tristate
1278	select MFD_CORE
1279	select REGMAP_MMIO
1280
1281config MFD_TI_AM335X_TSCADC
1282	tristate "TI ADC / Touch Screen chip support"
1283	select MFD_CORE
1284	select REGMAP
1285	select REGMAP_MMIO
1286	help
1287	  If you say yes here you get support for Texas Instruments series
1288	  of Touch Screen /ADC chips.
1289	  To compile this driver as a module, choose M here: the
1290	  module will be called ti_am335x_tscadc.
1291
1292config MFD_DM355EVM_MSP
1293	bool "TI DaVinci DM355 EVM microcontroller"
1294	depends on I2C=y && MACH_DAVINCI_DM355_EVM
1295	help
1296	  This driver supports the MSP430 microcontroller used on these
1297	  boards.  MSP430 firmware manages resets and power sequencing,
1298	  inputs from buttons and the IR remote, LEDs, an RTC, and more.
1299
1300config MFD_LP3943
1301	tristate "TI/National Semiconductor LP3943 MFD Driver"
1302	depends on I2C
1303	select MFD_CORE
1304	select REGMAP_I2C
1305	help
1306	  Support for the TI/National Semiconductor LP3943.
1307	  This driver consists of GPIO and PWM drivers.
1308	  With these functionalities, it can be used for LED string control or
1309	  general usage such like a GPIO controller and a PWM controller.
1310
1311config MFD_LP8788
1312	bool "TI LP8788 Power Management Unit Driver"
1313	depends on I2C=y
1314	select MFD_CORE
1315	select REGMAP_I2C
1316	select IRQ_DOMAIN
1317	help
1318	  TI LP8788 PMU supports regulators, battery charger, RTC,
1319	  ADC, backlight driver and current sinks.
1320
1321config MFD_TI_LMU
1322	tristate "TI Lighting Management Unit driver"
1323	depends on I2C
1324	select MFD_CORE
1325	select REGMAP_I2C
1326	help
1327	  Say yes here to enable support for TI LMU chips.
1328
1329	  TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and LM3697.
1330	  It consists of backlight, LED and regulator driver.
1331	  It provides consistent device controls for lighting functions.
1332
1333config MFD_OMAP_USB_HOST
1334	bool "TI OMAP USBHS core and TLL driver"
1335	depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3
1336	default y
1337	help
1338	  This is the core driver for the OAMP EHCI and OHCI drivers.
1339	  This MFD driver does the required setup functionalities for
1340	  OMAP USB Host drivers.
1341
1342config MFD_PALMAS
1343	bool "TI Palmas series chips"
1344	select MFD_CORE
1345	select REGMAP_I2C
1346	select REGMAP_IRQ
1347	depends on I2C=y
1348	help
1349	  If you say yes here you get support for the Palmas
1350	  series of PMIC chips from Texas Instruments.
1351
1352config TPS6105X
1353	tristate "TI TPS61050/61052 Boost Converters"
1354	depends on I2C
1355	select REGMAP_I2C
1356	select REGULATOR
1357	select MFD_CORE
1358	select REGULATOR_FIXED_VOLTAGE
1359	help
1360	  This option enables a driver for the TP61050/TPS61052
1361	  high-power "white LED driver". This boost converter is
1362	  sometimes used for other things than white LEDs, and
1363	  also contains a GPIO pin.
1364
1365config TPS65010
1366	tristate "TI TPS6501x Power Management chips"
1367	depends on I2C && GPIOLIB
1368	default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK
1369	help
1370	  If you say yes here you get support for the TPS6501x series of
1371	  Power Management chips.  These include voltage regulators,
1372	  lithium ion/polymer battery charging, and other features that
1373	  are often used in portable devices like cell phones and cameras.
1374
1375	  This driver can also be built as a module.  If so, the module
1376	  will be called tps65010.
1377
1378config TPS6507X
1379	tristate "TI TPS6507x Power Management / Touch Screen chips"
1380	select MFD_CORE
1381	depends on I2C
1382	help
1383	  If you say yes here you get support for the TPS6507x series of
1384	  Power Management / Touch Screen chips.  These include voltage
1385	  regulators, lithium ion/polymer battery charging, touch screen
1386	  and other features that are often used in portable devices.
1387	  This driver can also be built as a module.  If so, the module
1388	  will be called tps6507x.
1389
1390config MFD_TPS65086
1391	tristate "TI TPS65086 Power Management Integrated Chips (PMICs)"
1392	select MFD_CORE
1393	select REGMAP
1394	select REGMAP_IRQ
1395	select REGMAP_I2C
1396	depends on I2C
1397	help
1398	  If you say yes here you get support for the TPS65086 series of
1399	  Power Management chips.
1400	  This driver provides common support for accessing the device,
1401	  additional drivers must be enabled in order to use the
1402	  functionality of the device.
1403
1404config TPS65911_COMPARATOR
1405	tristate
1406
1407config MFD_TPS65090
1408	bool "TI TPS65090 Power Management chips"
1409	depends on I2C=y
1410	select MFD_CORE
1411	select REGMAP_I2C
1412	select REGMAP_IRQ
1413	help
1414	  If you say yes here you get support for the TPS65090 series of
1415	  Power Management chips.
1416	  This driver provides common support for accessing the device,
1417	  additional drivers must be enabled in order to use the
1418	  functionality of the device.
1419
1420config MFD_TPS65217
1421	tristate "TI TPS65217 Power Management / White LED chips"
1422	depends on I2C && OF
1423	select MFD_CORE
1424	select REGMAP_I2C
1425	select IRQ_DOMAIN
1426	help
1427	  If you say yes here you get support for the TPS65217 series of
1428	  Power Management / White LED chips.
1429	  These include voltage regulators, lithium ion/polymer battery
1430	  charger, wled and other features that are often used in portable
1431	  devices.
1432
1433	  This driver can also be built as a module.  If so, the module
1434	  will be called tps65217.
1435
1436config MFD_TPS68470
1437	bool "TI TPS68470 Power Management / LED chips"
1438	depends on ACPI && PCI && I2C=y
1439	depends on I2C_DESIGNWARE_PLATFORM=y
1440	select MFD_CORE
1441	select REGMAP_I2C
1442	help
1443	  If you say yes here you get support for the TPS68470 series of
1444	  Power Management / LED chips.
1445
1446	  These include voltage regulators, LEDs and other features
1447	  that are often used in portable devices.
1448
1449	  This option is a bool as it provides an ACPI operation
1450	  region, which must be available before any of the devices
1451	  using this are probed. This option also configures the
1452	  designware-i2c driver to be built-in, for the same reason.
1453
1454config MFD_TI_LP873X
1455	tristate "TI LP873X Power Management IC"
1456	depends on I2C
1457	select MFD_CORE
1458	select REGMAP_I2C
1459	help
1460	  If you say yes here then you get support for the LP873X series of
1461	  Power Management Integrated Circuits (PMIC).
1462	  These include voltage regulators, thermal protection, configurable
1463	  General Purpose Outputs (GPO) that are used in portable devices.
1464
1465	  This driver can also be built as a module. If so, the module
1466	  will be called lp873x.
1467
1468config MFD_TI_LP87565
1469	tristate "TI LP87565 Power Management IC"
1470	depends on I2C && OF
1471	select MFD_CORE
1472	select REGMAP_I2C
1473	help
1474	  If you say yes here then you get support for the LP87565 series of
1475	  Power Management Integrated Circuits (PMIC).
1476	  These include voltage regulators, thermal protection, configurable
1477	  General Purpose Outputs (GPO) that are used in portable devices.
1478
1479	  This driver can also be built as a module. If so, the module
1480	  will be called lp87565.
1481
1482config MFD_TPS65218
1483	tristate "TI TPS65218 Power Management chips"
1484	depends on I2C && OF
1485	select MFD_CORE
1486	select REGMAP_I2C
1487	select REGMAP_IRQ
1488	help
1489	  If you say yes here you get support for the TPS65218 series of
1490	  Power Management chips.
1491	  These include voltage regulators, gpio and other features
1492	  that are often used in portable devices.
1493
1494	  This driver can also be built as a module.  If so, the module
1495	  will be called tps65218.
1496
1497config MFD_TPS6586X
1498	bool "TI TPS6586x Power Management chips"
1499	depends on I2C=y
1500	select MFD_CORE
1501	select REGMAP_I2C
1502	help
1503	  If you say yes here you get support for the TPS6586X series of
1504	  Power Management chips.
1505	  This driver provides common support for accessing the device,
1506	  additional drivers must be enabled in order to use the
1507	  functionality of the device.
1508
1509	  This driver can also be built as a module.  If so, the module
1510	  will be called tps6586x.
1511
1512config MFD_TPS65910
1513	bool "TI TPS65910 Power Management chip"
1514	depends on I2C=y
1515	depends on GPIOLIB || COMPILE_TEST
1516	select MFD_CORE
1517	select REGMAP_I2C
1518	select REGMAP_IRQ
1519	select IRQ_DOMAIN
1520	help
1521	  if you say yes here you get support for the TPS65910 series of
1522	  Power Management chips.
1523
1524config MFD_TPS65912
1525	tristate
1526	select MFD_CORE
1527	select REGMAP
1528	select REGMAP_IRQ
1529
1530config MFD_TPS65912_I2C
1531	tristate "TI TPS65912 Power Management chip with I2C"
1532	select MFD_TPS65912
1533	select REGMAP_I2C
1534	depends on I2C
1535	help
1536	  If you say yes here you get support for the TPS65912 series of
1537	  PM chips with I2C interface.
1538
1539config MFD_TPS65912_SPI
1540	tristate "TI TPS65912 Power Management chip with SPI"
1541	select MFD_TPS65912
1542	select REGMAP_SPI
1543	depends on SPI_MASTER
1544	help
1545	  If you say yes here you get support for the TPS65912 series of
1546	  PM chips with SPI interface.
1547
1548config MFD_TPS80031
1549	bool "TI TPS80031/TPS80032 Power Management chips"
1550	depends on I2C=y
1551	select MFD_CORE
1552	select REGMAP_I2C
1553	select REGMAP_IRQ
1554	help
1555	  If you say yes here you get support for the Texas Instruments
1556	  TPS80031/ TPS80032 Fully Integrated Power Management with Power
1557	  Path and Battery Charger. The device provides five configurable
1558	  step-down converters, 11 general purpose LDOs, USB OTG Module,
1559	  ADC, RTC, 2 PWM, System Voltage Regulator/Battery Charger with
1560	  Power Path from USB, 32K clock generator.
1561
1562config TWL4030_CORE
1563	bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support"
1564	depends on I2C=y
1565	select IRQ_DOMAIN
1566	select REGMAP_I2C
1567	help
1568	  Say yes here if you have TWL4030 / TWL6030 family chip on your board.
1569	  This core driver provides register access and IRQ handling
1570	  facilities, and registers devices for the various functions
1571	  so that function-specific drivers can bind to them.
1572
1573	  These multi-function chips are found on many OMAP2 and OMAP3
1574	  boards, providing power management, RTC, GPIO, keypad, a
1575	  high speed USB OTG transceiver, an audio codec (on most
1576	  versions) and many other features.
1577
1578config TWL4030_POWER
1579	bool "TI TWL4030 power resources"
1580	depends on TWL4030_CORE && ARM
1581	help
1582	  Say yes here if you want to use the power resources on the
1583	  TWL4030 family chips.  Most of these resources are regulators,
1584	  which have a separate driver; some are control signals, such
1585	  as clock request handshaking.
1586
1587	  This driver uses board-specific data to initialize the resources
1588	  and load scripts controlling which resources are switched off/on
1589	  or reset when a sleep, wakeup or warm reset event occurs.
1590
1591config MFD_TWL4030_AUDIO
1592	bool "TI TWL4030 Audio"
1593	depends on TWL4030_CORE
1594	select MFD_CORE
1595	default n
1596
1597config TWL6040_CORE
1598	bool "TI TWL6040 audio codec"
1599	depends on I2C=y
1600	select MFD_CORE
1601	select REGMAP_I2C
1602	select REGMAP_IRQ
1603	default n
1604	help
1605	  Say yes here if you want support for Texas Instruments TWL6040 audio
1606	  codec.
1607	  This driver provides common support for accessing the device,
1608	  additional drivers must be enabled in order to use the
1609	  functionality of the device (audio, vibra).
1610
1611config MENELAUS
1612	bool "TI TWL92330/Menelaus PM chip"
1613	depends on I2C=y && ARCH_OMAP2
1614	help
1615	  If you say yes here you get support for the Texas Instruments
1616	  TWL92330/Menelaus Power Management chip. This include voltage
1617	  regulators, Dual slot memory card transceivers, real-time clock
1618	  and other features that are often used in portable devices like
1619	  cell phones and PDAs.
1620
1621config MFD_WL1273_CORE
1622	tristate "TI WL1273 FM radio"
1623	depends on I2C
1624	select MFD_CORE
1625	default n
1626	help
1627	  This is the core driver for the TI WL1273 FM radio. This MFD
1628	  driver connects the radio-wl1273 V4L2 module and the wl1273
1629	  audio codec.
1630
1631config MFD_LM3533
1632	tristate "TI/National Semiconductor LM3533 Lighting Power chip"
1633	depends on I2C
1634	select MFD_CORE
1635	select REGMAP_I2C
1636	help
1637	  Say yes here to enable support for National Semiconductor / TI
1638	  LM3533 Lighting Power chips.
1639
1640	  This driver provides common support for accessing the device;
1641	  additional drivers must be enabled in order to use the LED,
1642	  backlight or ambient-light-sensor functionality of the device.
1643
1644config MFD_TIMBERDALE
1645	tristate "Timberdale FPGA"
1646	select MFD_CORE
1647	depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST)
1648	---help---
1649	This is the core driver for the timberdale FPGA. This device is a
1650	multifunction device which exposes numerous platform devices.
1651
1652	The timberdale FPGA can be found on the Intel Atom development board
1653	for in-vehicle infontainment, called Russellville.
1654
1655config MFD_TC3589X
1656	bool "Toshiba TC35892 and variants"
1657	depends on I2C=y
1658	depends on OF
1659	select MFD_CORE
1660	help
1661	  Support for the Toshiba TC35892 and variants I/O Expander.
1662
1663	  This driver provides common support for accessing the device,
1664	  additional drivers must be enabled in order to use the
1665	  functionality of the device.
1666
1667config MFD_TMIO
1668	bool
1669	default n
1670
1671config MFD_T7L66XB
1672	bool "Toshiba T7L66XB"
1673	depends on ARM && HAVE_CLK
1674	select MFD_CORE
1675	select MFD_TMIO
1676	help
1677	  Support for Toshiba Mobile IO Controller T7L66XB
1678
1679config MFD_TC6387XB
1680	bool "Toshiba TC6387XB"
1681	depends on ARM && HAVE_CLK
1682	select MFD_CORE
1683	select MFD_TMIO
1684	help
1685	  Support for Toshiba Mobile IO Controller TC6387XB
1686
1687config MFD_TC6393XB
1688	bool "Toshiba TC6393XB"
1689	depends on ARM && HAVE_CLK
1690	select GPIOLIB
1691	select MFD_CORE
1692	select MFD_TMIO
1693	select DMA_DECLARE_COHERENT
1694	help
1695	  Support for Toshiba Mobile IO Controller TC6393XB
1696
1697config MFD_TQMX86
1698	tristate "TQ-Systems IO controller TQMX86"
1699	select MFD_CORE
1700	help
1701	  Say yes here to enable support for various functions of the
1702	  TQ-Systems IO controller and watchdog device, found on their
1703	  ComExpress CPU modules.
1704
1705config MFD_VX855
1706	tristate "VIA VX855/VX875 integrated south bridge"
1707	depends on PCI
1708	select MFD_CORE
1709	help
1710	  Say yes here to enable support for various functions of the
1711	  VIA VX855/VX875 south bridge. You will need to enable the vx855_spi
1712	  and/or vx855_gpio drivers for this to do anything useful.
1713
1714config MFD_LOCHNAGAR
1715	bool "Cirrus Logic Lochnagar Audio Development Board"
1716	select MFD_CORE
1717	select REGMAP_I2C
1718	depends on I2C=y && OF
1719	help
1720	  Support for Cirrus Logic Lochnagar audio development board.
1721
1722config MFD_ARIZONA
1723	select REGMAP
1724	select REGMAP_IRQ
1725	select MFD_CORE
1726	bool
1727
1728config MFD_ARIZONA_I2C
1729	tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C"
1730	select MFD_ARIZONA
1731	select REGMAP_I2C
1732	depends on I2C
1733	help
1734	  Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1735	  audio SoC core functionality controlled via I2C.
1736
1737config MFD_ARIZONA_SPI
1738	tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI"
1739	select MFD_ARIZONA
1740	select REGMAP_SPI
1741	depends on SPI_MASTER
1742	help
1743	  Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform
1744	  audio SoC core functionality controlled via SPI.
1745
1746config MFD_CS47L24
1747	bool "Cirrus Logic CS47L24 and WM1831"
1748	depends on MFD_ARIZONA
1749	help
1750	  Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC
1751
1752config MFD_WM5102
1753	bool "Wolfson Microelectronics WM5102"
1754	depends on MFD_ARIZONA
1755	help
1756	  Support for Wolfson Microelectronics WM5102 low power audio SoC
1757
1758config MFD_WM5110
1759	bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
1760	depends on MFD_ARIZONA
1761	help
1762	  Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
1763	  low power audio SoC
1764
1765config MFD_WM8997
1766	bool "Wolfson Microelectronics WM8997"
1767	depends on MFD_ARIZONA
1768	help
1769	  Support for Wolfson Microelectronics WM8997 low power audio SoC
1770
1771config MFD_WM8998
1772	bool "Wolfson Microelectronics WM8998"
1773	depends on MFD_ARIZONA
1774	help
1775	  Support for Wolfson Microelectronics WM8998 low power audio SoC
1776
1777config MFD_WM8400
1778	bool "Wolfson Microelectronics WM8400"
1779	select MFD_CORE
1780	depends on I2C=y
1781	select REGMAP_I2C
1782	help
1783	  Support for the Wolfson Microelecronics WM8400 PMIC and audio
1784	  CODEC.  This driver provides common support for accessing
1785	  the device, additional drivers must be enabled in order to use
1786	  the functionality of the device.
1787
1788config MFD_WM831X
1789	bool
1790
1791config MFD_WM831X_I2C
1792	bool "Wolfson Microelectronics WM831x/2x PMICs with I2C"
1793	select MFD_CORE
1794	select MFD_WM831X
1795	select REGMAP_I2C
1796	select IRQ_DOMAIN
1797	depends on I2C=y
1798	help
1799	  Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1800	  when controlled using I2C.  This driver provides common support
1801	  for accessing the device, additional drivers must be enabled in
1802	  order to use the functionality of the device.
1803
1804config MFD_WM831X_SPI
1805	bool "Wolfson Microelectronics WM831x/2x PMICs with SPI"
1806	select MFD_CORE
1807	select MFD_WM831X
1808	select REGMAP_SPI
1809	select IRQ_DOMAIN
1810	depends on SPI_MASTER
1811	help
1812	  Support for the Wolfson Microelecronics WM831x and WM832x PMICs
1813	  when controlled using SPI.  This driver provides common support
1814	  for accessing the device, additional drivers must be enabled in
1815	  order to use the functionality of the device.
1816
1817config MFD_WM8350
1818	bool
1819
1820config MFD_WM8350_I2C
1821	bool "Wolfson Microelectronics WM8350 with I2C"
1822	select MFD_WM8350
1823	select REGMAP_I2C
1824	depends on I2C=y
1825	help
1826	  The WM8350 is an integrated audio and power management
1827	  subsystem with watchdog and RTC functionality for embedded
1828	  systems.  This option enables core support for the WM8350 with
1829	  I2C as the control interface.  Additional options must be
1830	  selected to enable support for the functionality of the chip.
1831
1832config MFD_WM8994
1833	tristate "Wolfson Microelectronics WM8994"
1834	select MFD_CORE
1835	select REGMAP_I2C
1836	select REGMAP_IRQ
1837	depends on I2C
1838	help
1839	  The WM8994 is a highly integrated hi-fi CODEC designed for
1840	  smartphone applications.  As well as audio functionality it
1841	  has on board GPIO and regulator functionality which is
1842	  supported via the relevant subsystems.  This driver provides
1843	  core support for the WM8994, in order to use the actual
1844	  functionaltiy of the device other drivers must be enabled.
1845
1846config MFD_WM97xx
1847	tristate "Wolfson Microelectronics WM97xx"
1848	select MFD_CORE
1849	select REGMAP_AC97
1850	select AC97_BUS_COMPAT
1851	depends on AC97_BUS_NEW
1852	help
1853	  The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC
1854	  designed for smartphone applications.  As well as audio functionality
1855	  it has on board GPIO and a touchscreen functionality which is
1856	  supported via the relevant subsystems.  This driver provides core
1857	  support for the WM97xx, in order to use the actual functionaltiy of
1858	  the device other drivers must be enabled.
1859
1860config MFD_STW481X
1861	tristate "Support for ST Microelectronics STw481x"
1862	depends on I2C && (ARCH_NOMADIK || COMPILE_TEST)
1863	select REGMAP_I2C
1864	select MFD_CORE
1865	help
1866	  Select this option to enable the STw481x chip driver used
1867	  in various ST Microelectronics and ST-Ericsson embedded
1868	  Nomadik series.
1869
1870config MFD_ROHM_BD718XX
1871	tristate "ROHM BD71837 Power Management IC"
1872	depends on I2C=y
1873	depends on OF
1874	select REGMAP_I2C
1875	select REGMAP_IRQ
1876	select MFD_CORE
1877	help
1878	  Select this option to get support for the ROHM BD71837
1879	  Power Management ICs. BD71837 is designed to power processors like
1880	  NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring
1881	  and emergency shut down as well as 32,768KHz clock output.
1882
1883config MFD_STM32_LPTIMER
1884	tristate "Support for STM32 Low-Power Timer"
1885	depends on (ARCH_STM32 && OF) || COMPILE_TEST
1886	select MFD_CORE
1887	select REGMAP
1888	select REGMAP_MMIO
1889	help
1890	  Select this option to enable STM32 Low-Power Timer driver
1891	  used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
1892	  resources are also dealt with here.
1893
1894	  To compile this driver as a module, choose M here: the
1895	  module will be called stm32-lptimer.
1896
1897config MFD_STM32_TIMERS
1898	tristate "Support for STM32 Timers"
1899	depends on (ARCH_STM32 && OF) || COMPILE_TEST
1900	select MFD_CORE
1901	select REGMAP
1902	select REGMAP_MMIO
1903	help
1904	  Select this option to enable STM32 timers driver used
1905	  for PWM and IIO Timer. This driver allow to share the
1906	  registers between the others drivers.
1907
1908config MFD_STPMIC1
1909	tristate "Support for STPMIC1 PMIC"
1910	depends on (I2C=y && OF)
1911	select REGMAP_I2C
1912	select REGMAP_IRQ
1913	select MFD_CORE
1914	help
1915	  Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on
1916	  key, watchdog and regulator functionalities which are supported via
1917	  the relevant subsystems. This driver provides core support for the
1918	  STPMIC1. In order to use the actual functionaltiy of the device other
1919	  drivers must be enabled.
1920
1921	  To compile this driver as a module, choose M here: the
1922	  module will be called stpmic1.
1923
1924menu "Multimedia Capabilities Port drivers"
1925	depends on ARCH_SA1100
1926
1927config MCP
1928	tristate
1929
1930# Interface drivers
1931config MCP_SA11X0
1932	tristate "Support SA11x0 MCP interface"
1933	depends on ARCH_SA1100
1934	select MCP
1935
1936# Chip drivers
1937config MCP_UCB1200
1938	tristate "Support for UCB1200 / UCB1300"
1939	depends on MCP_SA11X0
1940	select MCP
1941
1942config MCP_UCB1200_TS
1943	tristate "Touchscreen interface support"
1944	depends on MCP_UCB1200 && INPUT
1945
1946endmenu
1947
1948config MFD_VEXPRESS_SYSREG
1949	bool "Versatile Express System Registers"
1950	depends on VEXPRESS_CONFIG && GPIOLIB && !ARCH_USES_GETTIMEOFFSET
1951	default y
1952	select CLKSRC_MMIO
1953	select GPIO_GENERIC_PLATFORM
1954	select MFD_CORE
1955	select MFD_SYSCON
1956	help
1957	  System Registers are the platform configuration block
1958	  on the ARM Ltd. Versatile Express board.
1959
1960config RAVE_SP_CORE
1961	tristate "RAVE SP MCU core driver"
1962	depends on SERIAL_DEV_BUS
1963	select CRC_CCITT
1964	help
1965	  Select this to get support for the Supervisory Processor
1966	  device found on several devices in RAVE line of hardware.
1967
1968endmenu
1969endif
1970