xref: /linux/drivers/iio/adc/Kconfig (revision e5c86679d5e864947a52fb31e45a425dea3e7fa9)
1#
2# ADC drivers
3#
4# When adding new entries keep the list in alphabetical order
5
6menu "Analog to digital converters"
7
8config AD_SIGMA_DELTA
9	tristate
10	select IIO_BUFFER
11	select IIO_TRIGGERED_BUFFER
12
13config AD7266
14	tristate "Analog Devices AD7265/AD7266 ADC driver"
15	depends on SPI_MASTER
16	select IIO_BUFFER
17	select IIO_TRIGGER
18	select IIO_TRIGGERED_BUFFER
19	help
20	  Say yes here to build support for Analog Devices AD7265 and AD7266
21	  ADCs.
22
23	  To compile this driver as a module, choose M here: the module will be
24	  called ad7266.
25
26config AD7291
27	tristate "Analog Devices AD7291 ADC driver"
28	depends on I2C
29	help
30	  Say yes here to build support for Analog Devices AD7291
31	  8 Channel ADC with temperature sensor.
32
33	  To compile this driver as a module, choose M here: the
34	  module will be called ad7291.
35
36config AD7298
37	tristate "Analog Devices AD7298 ADC driver"
38	depends on SPI
39	select IIO_BUFFER
40	select IIO_TRIGGERED_BUFFER
41	help
42	  Say yes here to build support for Analog Devices AD7298
43	  8 Channel ADC with temperature sensor.
44
45	  To compile this driver as a module, choose M here: the
46	  module will be called ad7298.
47
48config AD7476
49	tristate "Analog Devices AD7476 and similar 1-channel ADCs driver"
50	depends on SPI
51	select IIO_BUFFER
52	select IIO_TRIGGERED_BUFFER
53	help
54	  Say yes here to build support for Analog Devices AD7273, AD7274, AD7276,
55	  AD7277, AD7278, AD7475, AD7476, AD7477, AD7478, AD7466, AD7467, AD7468,
56	  AD7495, AD7910, AD7920, AD7920 SPI analog to digital converters (ADC).
57
58	  To compile this driver as a module, choose M here: the
59	  module will be called ad7476.
60
61config AD7766
62	tristate "Analog Devices AD7766/AD7767 ADC driver"
63	depends on SPI_MASTER
64	select IIO_BUFFER
65	select IIO_TRIGGERED_BUFFER
66	help
67	  Say yes here to build support for Analog Devices AD7766, AD7766-1,
68	  AD7766-2, AD7767, AD7767-1, AD7767-2 SPI analog to digital converters.
69
70	  To compile this driver as a module, choose M here: the module will be
71	  called ad7766.
72
73config AD7791
74	tristate "Analog Devices AD7791 ADC driver"
75	depends on SPI
76	select AD_SIGMA_DELTA
77	help
78	  Say yes here to build support for Analog Devices AD7787, AD7788, AD7789,
79	  AD7790 and AD7791 SPI analog to digital converters (ADC).
80
81	  To compile this driver as a module, choose M here: the module will be
82	  called ad7791.
83
84config AD7793
85	tristate "Analog Devices AD7793 and similar ADCs driver"
86	depends on SPI
87	select AD_SIGMA_DELTA
88	help
89	  Say yes here to build support for Analog Devices AD7785, AD7792, AD7793,
90	  AD7794 and AD7795 SPI analog to digital converters (ADC).
91
92	  To compile this driver as a module, choose M here: the
93	  module will be called AD7793.
94
95config AD7887
96	tristate "Analog Devices AD7887 ADC driver"
97	depends on SPI
98	select IIO_BUFFER
99	select IIO_TRIGGERED_BUFFER
100	help
101	  Say yes here to build support for Analog Devices
102	  AD7887 SPI analog to digital converter (ADC).
103
104	  To compile this driver as a module, choose M here: the
105	  module will be called ad7887.
106
107config AD7923
108	tristate "Analog Devices AD7923 and similar ADCs driver"
109	depends on SPI
110	select IIO_BUFFER
111	select IIO_TRIGGERED_BUFFER
112	help
113	  Say yes here to build support for Analog Devices
114	  AD7904, AD7914, AD7923, AD7924 4 Channel ADCs.
115
116	  To compile this driver as a module, choose M here: the
117	  module will be called ad7923.
118
119config AD799X
120	tristate "Analog Devices AD799x ADC driver"
121	depends on I2C
122	select IIO_BUFFER
123	select IIO_TRIGGERED_BUFFER
124	help
125	  Say yes here to build support for Analog Devices:
126	  ad7991, ad7995, ad7999, ad7992, ad7993, ad7994, ad7997, ad7998
127	  i2c analog to digital converters (ADC). Provides direct access
128	  via sysfs.
129
130	  To compile this driver as a module, choose M here: the module will be
131	  called ad799x.
132
133config AT91_ADC
134	tristate "Atmel AT91 ADC"
135	depends on ARCH_AT91
136	depends on INPUT
137	select IIO_BUFFER
138	select IIO_TRIGGERED_BUFFER
139	select SYSFS
140	help
141	  Say yes here to build support for Atmel AT91 ADC.
142
143	  To compile this driver as a module, choose M here: the module will be
144	  called at91_adc.
145
146config AT91_SAMA5D2_ADC
147	tristate "Atmel AT91 SAMA5D2 ADC"
148	depends on ARCH_AT91 || COMPILE_TEST
149	depends on HAS_IOMEM
150	help
151	  Say yes here to build support for Atmel SAMA5D2 ADC which is
152	  available on SAMA5D2 SoC family.
153
154	  To compile this driver as a module, choose M here: the module will be
155	  called at91-sama5d2_adc.
156
157config AXP288_ADC
158	tristate "X-Powers AXP288 ADC driver"
159	depends on MFD_AXP20X
160	help
161	  Say yes here to have support for X-Powers power management IC (PMIC) ADC
162	  device. Depending on platform configuration, this general purpose ADC can
163	  be used for sampling sensors such as thermal resistors.
164
165	  To compile this driver as a module, choose M here: the module will be
166	  called axp288_adc.
167
168config BCM_IPROC_ADC
169	tristate "Broadcom IPROC ADC driver"
170	depends on ARCH_BCM_IPROC || COMPILE_TEST
171	depends on MFD_SYSCON
172	default ARCH_BCM_CYGNUS
173	help
174	  Say Y here if you want to add support for the Broadcom static
175	  ADC driver.
176
177	  Broadcom iProc ADC driver. Broadcom iProc ADC controller has 8
178	  channels. The driver allows the user to read voltage values.
179
180config BERLIN2_ADC
181	tristate "Marvell Berlin2 ADC driver"
182	depends on ARCH_BERLIN
183	help
184	  Marvell Berlin2 ADC driver. This ADC has 8 channels, with one used for
185	  temperature measurement.
186
187config CC10001_ADC
188	tristate "Cosmic Circuits 10001 ADC driver"
189	depends on HAS_IOMEM && HAVE_CLK && REGULATOR
190	select IIO_BUFFER
191	select IIO_TRIGGERED_BUFFER
192	help
193	  Say yes here to build support for Cosmic Circuits 10001 ADC.
194
195	  This driver can also be built as a module. If so, the module will be
196	  called cc10001_adc.
197
198config DA9150_GPADC
199	tristate "Dialog DA9150 GPADC driver support"
200	depends on MFD_DA9150
201	help
202	  Say yes here to build support for Dialog DA9150 GPADC.
203
204	  This driver can also be built as a module. If chosen, the module name
205	  will be da9150-gpadc.
206
207	  To compile this driver as a module, choose M here: the module will be
208	  called berlin2-adc.
209
210config ENVELOPE_DETECTOR
211	tristate "Envelope detector using a DAC and a comparator"
212	depends on OF
213	help
214	  Say yes here to build support for an envelope detector using a DAC
215	  and a comparator.
216
217	  To compile this driver as a module, choose M here: the module will be
218	  called envelope-detector.
219
220config EXYNOS_ADC
221	tristate "Exynos ADC driver support"
222	depends on ARCH_EXYNOS || ARCH_S3C24XX || ARCH_S3C64XX || (OF && COMPILE_TEST)
223	depends on HAS_IOMEM
224	help
225	  Core support for the ADC block found in the Samsung EXYNOS series
226	  of SoCs for drivers such as the touchscreen and hwmon to use to share
227	  this resource.
228
229	  To compile this driver as a module, choose M here: the module will be
230	  called exynos_adc.
231
232config FSL_MX25_ADC
233	tristate "Freescale MX25 ADC driver"
234	depends on MFD_MX25_TSADC
235	help
236	  Generic Conversion Queue driver used for general purpose ADC in the
237	  MX25. This driver supports single measurements using the MX25 ADC.
238
239config HI8435
240	tristate "Holt Integrated Circuits HI-8435 threshold detector"
241	select IIO_TRIGGERED_EVENT
242	depends on SPI
243	help
244	  If you say yes here you get support for Holt Integrated Circuits
245	  HI-8435 chip.
246
247	  This driver can also be built as a module. If so, the module will be
248	  called hi8435.
249
250config HX711
251	tristate "AVIA HX711 ADC for weight cells"
252	depends on GPIOLIB
253	help
254	  If you say yes here you get support for AVIA HX711 ADC which is used
255	  for weigh cells
256
257	  This driver uses two GPIOs, one acts as the clock and controls the
258	  channel selection and gain, the other one is used for the measurement
259          data
260
261	  Currently the raw value is read from the chip and delivered.
262	  To get an actual weight one needs to subtract the
263	  zero offset and multiply by a scale factor.
264	  This should be done in userspace.
265
266	  This driver can also be built as a module. If so, the module will be
267	  called hx711.
268
269config INA2XX_ADC
270	tristate "Texas Instruments INA2xx Power Monitors IIO driver"
271	depends on I2C && !SENSORS_INA2XX
272	select REGMAP_I2C
273	select IIO_BUFFER
274	select IIO_KFIFO_BUF
275	help
276	  Say yes here to build support for TI INA2xx family of Power Monitors.
277	  This driver is mutually exclusive with the HWMON version.
278
279config IMX7D_ADC
280	tristate "IMX7D ADC driver"
281	depends on ARCH_MXC || COMPILE_TEST
282	depends on HAS_IOMEM
283	help
284	  Say yes here to build support for IMX7D ADC.
285
286	  This driver can also be built as a module. If so, the module will be
287	  called imx7d_adc.
288
289config LP8788_ADC
290	tristate "LP8788 ADC driver"
291	depends on MFD_LP8788
292	help
293	  Say yes here to build support for TI LP8788 ADC.
294
295	  To compile this driver as a module, choose M here: the module will be
296	  called lp8788_adc.
297
298config LPC18XX_ADC
299	tristate "NXP LPC18xx ADC driver"
300	depends on ARCH_LPC18XX || COMPILE_TEST
301	depends on OF && HAS_IOMEM
302	help
303	  Say yes here to build support for NXP LPC18XX ADC.
304
305	  To compile this driver as a module, choose M here: the module will be
306	  called lpc18xx_adc.
307
308config LTC2485
309	tristate "Linear Technology LTC2485 ADC driver"
310	depends on I2C
311	help
312	  Say yes here to build support for Linear Technology LTC2485 ADC.
313
314	  To compile this driver as a module, choose M here: the module will be
315	  called ltc2485.
316
317config MAX1027
318	tristate "Maxim max1027 ADC driver"
319	depends on SPI
320	select IIO_BUFFER
321	select IIO_TRIGGERED_BUFFER
322	help
323	  Say yes here to build support for Maxim SPI ADC models
324	  max1027, max1029 and max1031.
325
326	  To compile this driver as a module, choose M here: the module will be
327	  called max1027.
328
329config MAX11100
330	tristate "Maxim max11100 ADC driver"
331	depends on SPI_MASTER
332	help
333	  Say yes here to build support for Maxim max11100 SPI ADC
334
335	  To compile this driver as a module, choose M here: the module will be
336	  called max11100.
337
338config MAX1363
339	tristate "Maxim max1363 ADC driver"
340	depends on I2C
341	select IIO_BUFFER
342	select IIO_TRIGGERED_BUFFER
343	help
344	  Say yes here to build support for many Maxim i2c analog to digital
345	  converters (ADC). (max1361, max1362, max1363, max1364, max1036,
346	  max1037, max1038, max1039, max1136, max1136, max1137, max1138,
347	  max1139, max1236, max1237, max11238, max1239, max11600, max11601,
348	  max11602, max11603, max11604, max11605, max11606, max11607,
349	  max11608, max11609, max11610, max11611, max11612, max11613,
350	  max11614, max11615, max11616, max11617, max11644, max11645,
351	  max11646, max11647) Provides direct access via sysfs and buffered
352	  data via the iio dev interface.
353
354	  To compile this driver as a module, choose M here: the module will be
355	  called max1363.
356
357config MCP320X
358	tristate "Microchip Technology MCP3x01/02/04/08"
359	depends on SPI
360	help
361	  Say yes here to build support for Microchip Technology's
362	  MCP3001, MCP3002, MCP3004, MCP3008, MCP3201, MCP3202, MCP3204,
363	  MCP3208 or MCP3301 analog to digital converter.
364
365	  This driver can also be built as a module. If so, the module will be
366	  called mcp320x.
367
368config MCP3422
369	tristate "Microchip Technology MCP3421/2/3/4/5/6/7/8 driver"
370	depends on I2C
371	help
372	  Say yes here to build support for Microchip Technology's MCP3421
373	  MCP3422, MCP3423, MCP3424, MCP3425, MCP3426, MCP3427 or MCP3428
374	  analog to digital converters.
375
376	  This driver can also be built as a module. If so, the module will be
377	  called mcp3422.
378
379config MEDIATEK_MT6577_AUXADC
380        tristate "MediaTek AUXADC driver"
381        depends on ARCH_MEDIATEK || COMPILE_TEST
382        depends on HAS_IOMEM
383        help
384          Say yes here to enable support for MediaTek mt65xx AUXADC.
385
386          The driver supports immediate mode operation to read from one of sixteen
387          channels (external or internal).
388
389          This driver can also be built as a module. If so, the module will be
390          called mt6577_auxadc.
391
392config MEN_Z188_ADC
393	tristate "MEN 16z188 ADC IP Core support"
394	depends on MCB
395	help
396	  Say yes here to enable support for the MEN 16z188 ADC IP-Core on a MCB
397	  carrier.
398
399	  This driver can also be built as a module. If so, the module will be
400	  called men_z188_adc.
401
402config MESON_SARADC
403	tristate "Amlogic Meson SAR ADC driver"
404	default ARCH_MESON
405	depends on OF && COMMON_CLK && (ARCH_MESON || COMPILE_TEST)
406	select REGMAP_MMIO
407	help
408	  Say yes here to build support for the SAR ADC found in Amlogic Meson
409	  SoCs.
410
411	  To compile this driver as a module, choose M here: the
412	  module will be called meson_saradc.
413
414config MXS_LRADC
415        tristate "Freescale i.MX23/i.MX28 LRADC"
416        depends on (ARCH_MXS || COMPILE_TEST) && HAS_IOMEM
417        depends on INPUT
418        select STMP_DEVICE
419        select IIO_BUFFER
420        select IIO_TRIGGERED_BUFFER
421        help
422          Say yes here to build support for i.MX23/i.MX28 LRADC convertor
423          built into these chips.
424
425          To compile this driver as a module, choose M here: the
426          module will be called mxs-lradc.
427
428config NAU7802
429	tristate "Nuvoton NAU7802 ADC driver"
430	depends on I2C
431	help
432	  Say yes here to build support for Nuvoton NAU7802 ADC.
433
434	  To compile this driver as a module, choose M here: the
435	  module will be called nau7802.
436
437config PALMAS_GPADC
438	tristate "TI Palmas General Purpose ADC"
439	depends on MFD_PALMAS
440	help
441	  Palmas series pmic chip by Texas Instruments (twl6035/6037)
442	  is used in smartphones and tablets and supports a 16 channel
443	  general purpose ADC.
444
445config QCOM_SPMI_IADC
446	tristate "Qualcomm SPMI PMIC current ADC"
447	depends on SPMI
448	select REGMAP_SPMI
449	help
450	  This is the IIO Current ADC driver for Qualcomm QPNP IADC Chip.
451
452	  The driver supports single mode operation to read from one of two
453	  channels (external or internal). Hardware have additional
454	  channels internally used for gain and offset calibration.
455
456	  To compile this driver as a module, choose M here: the module will
457	  be called qcom-spmi-iadc.
458
459config QCOM_SPMI_VADC
460	tristate "Qualcomm SPMI PMIC voltage ADC"
461	depends on SPMI
462	select REGMAP_SPMI
463	help
464	  This is the IIO Voltage ADC driver for Qualcomm QPNP VADC Chip.
465
466	  The driver supports multiple channels read. The VADC is a 15-bit
467	  sigma-delta ADC. Some of the channels are internally used for
468	  calibration.
469
470	  To compile this driver as a module, choose M here: the module will
471	  be called qcom-spmi-vadc.
472
473config RCAR_GYRO_ADC
474	tristate "Renesas R-Car GyroADC driver"
475	depends on ARCH_RCAR_GEN2 || (ARM && COMPILE_TEST)
476	help
477	  Say yes here to build support for the GyroADC found in Renesas
478	  R-Car Gen2 SoCs. This block is a simple SPI offload engine for
479	  reading data out of attached compatible ADCs in a round-robin
480	  fashion. Up to 4 or 8 ADC channels are supported by this block,
481	  depending on which ADCs are attached.
482
483	  To compile this driver as a module, choose M here: the
484	  module will be called rcar-gyroadc.
485
486config ROCKCHIP_SARADC
487	tristate "Rockchip SARADC driver"
488	depends on ARCH_ROCKCHIP || (ARM && COMPILE_TEST)
489	depends on RESET_CONTROLLER
490	help
491	  Say yes here to build support for the SARADC found in SoCs from
492	  Rockchip.
493
494	  To compile this driver as a module, choose M here: the
495	  module will be called rockchip_saradc.
496
497config STM32_ADC_CORE
498	tristate "STMicroelectronics STM32 adc core"
499	depends on ARCH_STM32 || COMPILE_TEST
500	depends on HAS_DMA
501	depends on OF
502	depends on REGULATOR
503	select IIO_BUFFER
504	select MFD_STM32_TIMERS
505	select IIO_STM32_TIMER_TRIGGER
506	select IIO_TRIGGERED_BUFFER
507	help
508	  Select this option to enable the core driver for STMicroelectronics
509	  STM32 analog-to-digital converter (ADC).
510
511	  This driver can also be built as a module.  If so, the module
512	  will be called stm32-adc-core.
513
514config STM32_ADC
515	tristate "STMicroelectronics STM32 adc"
516	depends on STM32_ADC_CORE
517	help
518	  Say yes here to build support for STMicroelectronics stm32 Analog
519	  to Digital Converter (ADC).
520
521	  This driver can also be built as a module.  If so, the module
522	  will be called stm32-adc.
523
524config STX104
525	tristate "Apex Embedded Systems STX104 driver"
526	depends on X86 && ISA_BUS_API
527	select GPIOLIB
528	help
529	  Say yes here to build support for the Apex Embedded Systems STX104
530	  integrated analog PC/104 card.
531
532	  This driver supports the 16 channels of single-ended (8 channels of
533	  differential) analog inputs, 2 channels of analog output, 4 digital
534	  inputs, and 4 digital outputs provided by the STX104.
535
536	  The base port addresses for the devices may be configured via the base
537	  array module parameter.
538
539config TI_ADC081C
540	tristate "Texas Instruments ADC081C/ADC101C/ADC121C family"
541	depends on I2C
542	select IIO_BUFFER
543	select IIO_TRIGGERED_BUFFER
544	help
545	  If you say yes here you get support for Texas Instruments ADC081C,
546	  ADC101C and ADC121C ADC chips.
547
548	  This driver can also be built as a module. If so, the module will be
549	  called ti-adc081c.
550
551config TI_ADC0832
552	tristate "Texas Instruments ADC0831/ADC0832/ADC0834/ADC0838"
553	depends on SPI
554	select IIO_BUFFER
555	select IIO_TRIGGERED_BUFFER
556	help
557	  If you say yes here you get support for Texas Instruments ADC0831,
558	  ADC0832, ADC0834, ADC0838 ADC chips.
559
560	  This driver can also be built as a module. If so, the module will be
561	  called ti-adc0832.
562
563config TI_ADC12138
564	tristate "Texas Instruments ADC12130/ADC12132/ADC12138"
565	depends on SPI
566	select IIO_BUFFER
567	select IIO_TRIGGERED_BUFFER
568	help
569	  If you say yes here you get support for Texas Instruments ADC12130,
570	  ADC12132 and ADC12138 chips.
571
572	  This driver can also be built as a module. If so, the module will be
573	  called ti-adc12138.
574
575config TI_ADC128S052
576	tristate "Texas Instruments ADC128S052/ADC122S021/ADC124S021"
577	depends on SPI
578	help
579	  If you say yes here you get support for Texas Instruments ADC128S052,
580	  ADC122S021 and ADC124S021 chips.
581
582	  This driver can also be built as a module. If so, the module will be
583	  called ti-adc128s052.
584
585config TI_ADC161S626
586	tristate "Texas Instruments ADC161S626 1-channel differential ADC"
587	depends on SPI
588	select IIO_BUFFER
589	select IIO_TRIGGERED_BUFFER
590	help
591	  If you say yes here you get support for Texas Instruments ADC141S626,
592	  and ADC161S626 chips.
593
594	  This driver can also be built as a module. If so, the module will be
595	  called ti-adc161s626.
596
597config TI_ADS1015
598	tristate "Texas Instruments ADS1015 ADC"
599	depends on I2C && !SENSORS_ADS1015
600	select REGMAP_I2C
601	select IIO_BUFFER
602	select IIO_TRIGGERED_BUFFER
603	help
604	  If you say yes here you get support for Texas Instruments ADS1015
605	  ADC chip.
606
607	  This driver can also be built as a module. If so, the module will be
608	  called ti-ads1015.
609
610config TI_ADS7950
611	tristate "Texas Instruments ADS7950 ADC driver"
612	depends on SPI
613	select IIO_BUFFER
614	select IIO_TRIGGERED_BUFFER
615	help
616	  Say yes here to build support for Texas Instruments ADS7950, ADS7951,
617	  ADS7952, ADS7953, ADS7954, ADS7955, ADS7956, ADS7957, ADS7958, ADS7959.
618	  ADS7960, ADS7961.
619
620	  To compile this driver as a module, choose M here: the
621	  module will be called ti-ads7950.
622
623config TI_ADS8688
624	tristate "Texas Instruments ADS8688"
625	depends on SPI && OF
626	help
627	  If you say yes here you get support for Texas Instruments ADS8684 and
628	  and ADS8688 ADC chips
629
630	  This driver can also be built as a module. If so, the module will be
631	  called ti-ads8688.
632
633config TI_AM335X_ADC
634	tristate "TI's AM335X ADC driver"
635	depends on MFD_TI_AM335X_TSCADC && HAS_DMA
636	select IIO_BUFFER
637	select IIO_KFIFO_BUF
638	help
639	  Say yes here to build support for Texas Instruments ADC
640	  driver which is also a MFD client.
641
642	  To compile this driver as a module, choose M here: the module will be
643	  called ti_am335x_adc.
644
645config TI_TLC4541
646	tristate "Texas Instruments TLC4541 ADC driver"
647	depends on SPI
648	select IIO_BUFFER
649	select IIO_TRIGGERED_BUFFER
650	help
651	  Say yes here to build support for Texas Instruments TLC4541 / TLC3541
652	  ADC chips.
653
654	  This driver can also be built as a module. If so, the module will be
655	  called ti-tlc4541.
656
657config TWL4030_MADC
658	tristate "TWL4030 MADC (Monitoring A/D Converter)"
659	depends on TWL4030_CORE
660	help
661	  This driver provides support for Triton TWL4030-MADC. The
662	  driver supports both RT and SW conversion methods.
663
664	  This driver can also be built as a module. If so, the module will be
665	  called twl4030-madc.
666
667config TWL6030_GPADC
668	tristate "TWL6030 GPADC (General Purpose A/D Converter) Support"
669	depends on TWL4030_CORE
670	default n
671	help
672	  Say yes here if you want support for the TWL6030/TWL6032 General
673	  Purpose A/D Converter. This will add support for battery type
674	  detection, battery voltage and temperature measurement, die
675	  temperature measurement, system supply voltage, audio accessory,
676	  USB ID detection.
677
678	  This driver can also be built as a module. If so, the module will be
679	  called twl6030-gpadc.
680
681config VF610_ADC
682	tristate "Freescale vf610 ADC driver"
683	depends on OF
684	depends on HAS_IOMEM
685	select IIO_BUFFER
686	select IIO_TRIGGERED_BUFFER
687	help
688	  Say yes here to support for Vybrid board analog-to-digital converter.
689	  Since the IP is used for i.MX6SLX, the driver also support i.MX6SLX.
690
691	  This driver can also be built as a module. If so, the module will be
692	  called vf610_adc.
693
694config VIPERBOARD_ADC
695	tristate "Viperboard ADC support"
696	depends on MFD_VIPERBOARD && USB
697	help
698	  Say yes here to access the ADC part of the Nano River
699	  Technologies Viperboard.
700
701	  To compile this driver as a module, choose M here: the module will be
702	  called viperboard_adc.
703
704config XILINX_XADC
705	tristate "Xilinx XADC driver"
706	depends on ARCH_ZYNQ || MICROBLAZE || COMPILE_TEST
707	depends on HAS_IOMEM
708	select IIO_BUFFER
709	select IIO_TRIGGERED_BUFFER
710	help
711	  Say yes here to have support for the Xilinx XADC. The driver does support
712	  both the ZYNQ interface to the XADC as well as the AXI-XADC interface.
713
714	  The driver can also be build as a module. If so, the module will be called
715	  xilinx-xadc.
716
717endmenu
718