1# SPDX-License-Identifier: GPL-2.0-only
2#
3# PINCTRL infrastructure and drivers
4#
5
6menuconfig PINCTRL
7	bool "Pin controllers"
8
9if PINCTRL
10
11config GENERIC_PINCTRL_GROUPS
12	bool
13
14config PINMUX
15	bool "Support pin multiplexing controllers" if COMPILE_TEST
16
17config GENERIC_PINMUX_FUNCTIONS
18	bool
19	select PINMUX
20
21config PINCONF
22	bool "Support pin configuration controllers" if COMPILE_TEST
23
24config GENERIC_PINCONF
25	bool
26	select PINCONF
27
28config DEBUG_PINCTRL
29	bool "Debug PINCTRL calls"
30	depends on DEBUG_KERNEL
31	help
32	  Say Y here to add some extra checks and diagnostics to PINCTRL calls.
33
34config PINCTRL_AMD
35	bool "AMD GPIO pin control"
36	depends on HAS_IOMEM
37	depends on ACPI || COMPILE_TEST
38	select GPIOLIB
39	select GPIOLIB_IRQCHIP
40	select PINMUX
41	select PINCONF
42	select GENERIC_PINCONF
43	help
44	  The driver for memory mapped GPIO functionality on AMD platforms
45	  (x86 or arm). Most of the pins are usually muxed to some other
46	  functionality by firmware, so only a small amount is available
47	  for GPIO use.
48
49	  Requires ACPI/FDT device enumeration code to set up a platform
50	  device.
51
52config PINCTRL_APPLE_GPIO
53	tristate "Apple SoC GPIO pin controller driver"
54	depends on ARCH_APPLE
55	select PINMUX
56	select GPIOLIB
57	select GPIOLIB_IRQCHIP
58	select GENERIC_PINCTRL_GROUPS
59	select GENERIC_PINMUX_FUNCTIONS
60	select OF_GPIO
61	help
62	  This is the driver for the GPIO controller found on Apple ARM SoCs,
63	  including M1.
64
65	  This driver can also be built as a module. If so, the module
66	  will be called pinctrl-apple-gpio.
67
68config PINCTRL_ARTPEC6
69	bool "Axis ARTPEC-6 pin controller driver"
70	depends on MACH_ARTPEC6
71	select PINMUX
72	select GENERIC_PINCONF
73	help
74	  This is the driver for the Axis ARTPEC-6 pin controller. This driver
75	  supports pin function multiplexing as well as pin bias and drive
76	  strength configuration. Device tree integration instructions can be
77	  found in Documentation/devicetree/bindings/pinctrl/axis,artpec6-pinctrl.txt
78
79config PINCTRL_AS3722
80	tristate "Pinctrl and GPIO driver for ams AS3722 PMIC"
81	depends on MFD_AS3722 && GPIOLIB
82	select PINMUX
83	select GENERIC_PINCONF
84	help
85	  AS3722 device supports the configuration of GPIO pins for different
86	  functionality. This driver supports the pinmux, push-pull and
87	  open drain configuration for the GPIO pins of AS3722 devices. It also
88	  supports the GPIO functionality through gpiolib.
89
90config PINCTRL_AT91
91	bool "AT91 pinctrl driver"
92	depends on OF
93	depends on ARCH_AT91
94	select PINMUX
95	select PINCONF
96	select GPIOLIB
97	select OF_GPIO
98	select GPIOLIB_IRQCHIP
99	help
100	  Say Y here to enable the at91 pinctrl driver
101
102config PINCTRL_AT91PIO4
103	bool "AT91 PIO4 pinctrl driver"
104	depends on OF
105	depends on HAS_IOMEM
106	depends on ARCH_AT91 || COMPILE_TEST
107	select PINMUX
108	select GENERIC_PINCONF
109	select GPIOLIB
110	select GPIOLIB_IRQCHIP
111	select OF_GPIO
112	help
113	  Say Y here to enable the at91 pinctrl/gpio driver for Atmel PIO4
114	  controller available on sama5d2 SoC.
115
116config PINCTRL_AXP209
117	tristate "X-Powers AXP209 PMIC pinctrl and GPIO Support"
118	depends on MFD_AXP20X
119	depends on OF
120	select PINMUX
121	select GENERIC_PINCONF
122	select GPIOLIB
123	help
124	  AXP PMICs provides multiple GPIOs that can be muxed for different
125	  functions. This driver bundles a pinctrl driver to select the function
126	  muxing and a GPIO driver to handle the GPIO when the GPIO function is
127	  selected.
128	  Say Y to enable pinctrl and GPIO support for the AXP209 PMIC.
129
130config PINCTRL_BM1880
131	bool "Bitmain BM1880 Pinctrl driver"
132	depends on OF && (ARCH_BITMAIN || COMPILE_TEST)
133	default ARCH_BITMAIN
134	select PINMUX
135	help
136	  Pinctrl driver for Bitmain BM1880 SoC.
137
138config PINCTRL_CY8C95X0
139	tristate "Cypress CY8C95X0 I2C pinctrl and GPIO driver"
140	depends on I2C
141	select GPIOLIB
142	select GPIOLIB_IRQCHIP
143	select PINMUX
144	select PINCONF
145	select GENERIC_PINCONF
146	select REGMAP_I2C
147	help
148	  Support for 20/40/60 pin Cypress Cy8C95x0 pinctrl/gpio I2C expander.
149	  This driver can also be built as a module. If so, the module will be
150	  called pinctrl-cy8c95x0.
151
152config PINCTRL_DA850_PUPD
153	tristate "TI DA850/OMAP-L138/AM18XX pull-up and pull-down groups"
154	depends on OF && (ARCH_DAVINCI_DA850 || COMPILE_TEST)
155	select PINCONF
156	select GENERIC_PINCONF
157	help
158	  Driver for TI DA850/OMAP-L138/AM18XX pinconf. Used to control
159	  pull-up and pull-down pin groups.
160
161config PINCTRL_DA9062
162	tristate "Dialog Semiconductor DA9062 PMIC pinctrl and GPIO Support"
163	depends on MFD_DA9062
164	select GPIOLIB
165	help
166	  The Dialog DA9062 PMIC provides multiple GPIOs that can be muxed for
167	  different functions. This driver bundles a pinctrl driver to select the
168	  function muxing and a GPIO driver to handle the GPIO when the GPIO
169	  function is selected.
170
171	  Say Y to enable pinctrl and GPIO support for the DA9062 PMIC.
172
173config PINCTRL_DIGICOLOR
174	bool
175	depends on OF && (ARCH_DIGICOLOR || COMPILE_TEST)
176	select PINMUX
177	select GENERIC_PINCONF
178
179config PINCTRL_EQUILIBRIUM
180	tristate "Generic pinctrl and GPIO driver for Intel Lightning Mountain SoC"
181	depends on OF && HAS_IOMEM
182	depends on X86 || COMPILE_TEST
183	select PINMUX
184	select PINCONF
185	select GPIOLIB
186	select GPIO_GENERIC
187	select GPIOLIB_IRQCHIP
188	select GENERIC_PINCONF
189	select GENERIC_PINCTRL_GROUPS
190	select GENERIC_PINMUX_FUNCTIONS
191	help
192	  Equilibrium driver is a pinctrl and GPIO driver for Intel Lightning
193	  Mountain network processor SoC that supports both the GPIO and pin
194	  control frameworks. It provides interfaces to setup pin muxing, assign
195	  desired pin functions, configure GPIO attributes for LGM SoC pins.
196	  Pin muxing and pin config settings are retrieved from device tree.
197
198config PINCTRL_GEMINI
199	bool
200	depends on ARCH_GEMINI
201	default ARCH_GEMINI
202	select PINMUX
203	select GENERIC_PINCONF
204	select MFD_SYSCON
205
206config PINCTRL_INGENIC
207	bool "Pinctrl driver for the Ingenic JZ47xx SoCs"
208	default MACH_INGENIC
209	depends on OF
210	depends on MIPS || COMPILE_TEST
211	select GENERIC_PINCONF
212	select GENERIC_PINCTRL_GROUPS
213	select GENERIC_PINMUX_FUNCTIONS
214	select GPIOLIB
215	select GPIOLIB_IRQCHIP
216	select REGMAP_MMIO
217
218config PINCTRL_K210
219	bool "Pinctrl driver for the Canaan Kendryte K210 SoC"
220	depends on RISCV && SOC_CANAAN && OF
221	select GENERIC_PINMUX_FUNCTIONS
222	select GENERIC_PINCONF
223	select GPIOLIB
224	select OF_GPIO
225	select REGMAP_MMIO
226	default SOC_CANAAN
227	help
228	  Add support for the Canaan Kendryte K210 RISC-V SOC Field
229	  Programmable IO Array (FPIOA) controller.
230
231config PINCTRL_KEEMBAY
232	tristate "Pinctrl driver for Intel Keem Bay SoC"
233	depends on ARCH_KEEMBAY || (ARM64 && COMPILE_TEST)
234	depends on HAS_IOMEM
235	select PINMUX
236	select PINCONF
237	select GENERIC_PINCONF
238	select GENERIC_PINCTRL_GROUPS
239	select GENERIC_PINMUX_FUNCTIONS
240	select GPIOLIB
241	select GPIOLIB_IRQCHIP
242	select GPIO_GENERIC
243	help
244	  This selects pin control driver for the Intel Keem Bay SoC.
245	  It provides pin config functions such as pull-up, pull-down,
246	  interrupt, drive strength, sec lock, Schmitt trigger, slew
247	  rate control and direction control. This module will be
248	  called as pinctrl-keembay.
249
250config PINCTRL_LANTIQ
251	bool
252	depends on LANTIQ
253	select PINMUX
254	select PINCONF
255
256config PINCTRL_FALCON
257	bool
258	depends on SOC_FALCON
259	depends on PINCTRL_LANTIQ
260
261config PINCTRL_XWAY
262	bool
263	depends on SOC_TYPE_XWAY
264	depends on PINCTRL_LANTIQ
265
266config PINCTRL_LPC18XX
267	bool "NXP LPC18XX/43XX SCU pinctrl driver"
268	depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
269	default ARCH_LPC18XX
270	select PINMUX
271	select GENERIC_PINCONF
272	help
273	  Pinctrl driver for NXP LPC18xx/43xx System Control Unit (SCU).
274
275config PINCTRL_MAX77620
276	tristate "MAX77620/MAX20024 Pincontrol support"
277	depends on MFD_MAX77620 && OF
278	select PINMUX
279	select GENERIC_PINCONF
280	help
281	  Say Y here to enable Pin control support for Maxim MAX77620 PMIC.
282	  This PMIC has 8 GPIO pins that work as GPIO as well as special
283	  function in alternate mode. This driver also configure push-pull,
284	  open drain, FPS slots etc.
285
286config PINCTRL_MCP23S08_I2C
287	tristate
288	select REGMAP_I2C
289
290config PINCTRL_MCP23S08_SPI
291	tristate
292	select REGMAP_SPI
293
294config PINCTRL_MCP23S08
295	tristate "Microchip MCP23xxx I/O expander"
296	depends on SPI_MASTER || I2C
297	select GPIOLIB
298	select GPIOLIB_IRQCHIP
299	select GENERIC_PINCONF
300	select PINCTRL_MCP23S08_I2C if I2C
301	select PINCTRL_MCP23S08_SPI if SPI_MASTER
302	help
303	  SPI/I2C driver for Microchip MCP23S08 / MCP23S17 / MCP23S18 /
304	  MCP23008 / MCP23017 / MCP23018 I/O expanders.
305	  This provides a GPIO interface supporting inputs and outputs and a
306	  corresponding interrupt-controller.
307
308config PINCTRL_MICROCHIP_SGPIO
309	tristate "Pinctrl driver for Microsemi/Microchip Serial GPIO"
310	depends on OF
311	depends on HAS_IOMEM
312	select GPIOLIB
313	select GPIOLIB_IRQCHIP
314	select GENERIC_PINCONF
315	select GENERIC_PINCTRL_GROUPS
316	select GENERIC_PINMUX_FUNCTIONS
317	select OF_GPIO
318	help
319	  Support for the serial GPIO interface used on Microsemi and
320	  Microchip SoCs. By using a serial interface, the SIO
321	  controller significantly extends the number of available
322	  GPIOs with a minimum number of additional pins on the
323	  device. The primary purpose of the SIO controller is to
324	  connect control signals from SFP modules and to act as an
325	  LED controller.
326
327	  If compiled as a module, the module name will be
328	  pinctrl-microchip-sgpio.
329
330config PINCTRL_OCELOT
331	tristate "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs"
332	depends on OF
333	depends on HAS_IOMEM
334	select GPIOLIB
335	select GPIOLIB_IRQCHIP
336	select GENERIC_PINCONF
337	select GENERIC_PINCTRL_GROUPS
338	select GENERIC_PINMUX_FUNCTIONS
339	select OF_GPIO
340	select REGMAP_MMIO
341	help
342	  Support for the internal GPIO interfaces on Microsemi Ocelot and
343	  Jaguar2 SoCs.
344
345	  If conpiled as a module, the module name will be pinctrl-ocelot.
346
347config PINCTRL_OXNAS
348	bool
349	depends on OF
350	select PINMUX
351	select PINCONF
352	select GENERIC_PINCONF
353	select GPIOLIB
354	select OF_GPIO
355	select GPIOLIB_IRQCHIP
356	select MFD_SYSCON
357
358config PINCTRL_PALMAS
359	tristate "Pinctrl driver for the PALMAS Series MFD devices"
360	depends on OF && MFD_PALMAS
361	select PINMUX
362	select GENERIC_PINCONF
363	help
364	  Palmas device supports the configuration of pins for different
365	  functionality. This driver supports the pinmux, push-pull and
366	  open drain configuration for the Palmas series devices like
367	  TPS65913, TPS80036 etc.
368
369config PINCTRL_PIC32
370	bool "Microchip PIC32 pin controller driver"
371	depends on OF
372	depends on MACH_PIC32
373	select PINMUX
374	select GENERIC_PINCONF
375	select GPIOLIB_IRQCHIP
376	select OF_GPIO
377	help
378	  This is the pin controller and gpio driver for Microchip PIC32
379	  microcontrollers. This option is selected automatically when specific
380	  machine and arch are selected to build.
381
382config PINCTRL_PIC32MZDA
383	def_bool y if PIC32MZDA
384	select PINCTRL_PIC32
385
386config PINCTRL_PISTACHIO
387	bool "IMG Pistachio SoC pinctrl driver"
388	depends on OF && (MIPS || COMPILE_TEST)
389	depends on GPIOLIB
390	select PINMUX
391	select GENERIC_PINCONF
392	select GPIOLIB_IRQCHIP
393	select OF_GPIO
394	help
395	  This support pinctrl and GPIO driver for IMG Pistachio SoC.
396
397config PINCTRL_RK805
398	tristate "Pinctrl and GPIO driver for RK805 PMIC"
399	depends on MFD_RK808
400	select GPIOLIB
401	select PINMUX
402	select GENERIC_PINCONF
403	help
404	  This selects the pinctrl driver for RK805.
405
406config PINCTRL_ROCKCHIP
407	tristate "Rockchip gpio and pinctrl driver"
408	depends on ARCH_ROCKCHIP || COMPILE_TEST
409	depends on OF
410	select GPIOLIB
411	select PINMUX
412	select GENERIC_PINCONF
413	select GENERIC_IRQ_CHIP
414	select MFD_SYSCON
415	select OF_GPIO
416	default ARCH_ROCKCHIP
417	help
418          This support pinctrl and GPIO driver for Rockchip SoCs.
419
420config PINCTRL_SINGLE
421	tristate "One-register-per-pin type device tree based pinctrl driver"
422	depends on OF
423	depends on HAS_IOMEM
424	select GENERIC_PINCTRL_GROUPS
425	select GENERIC_PINMUX_FUNCTIONS
426	select GENERIC_PINCONF
427	help
428	  This selects the device tree based generic pinctrl driver.
429
430config PINCTRL_ST
431	bool
432	depends on OF
433	select PINMUX
434	select PINCONF
435	select GPIOLIB_IRQCHIP
436
437config PINCTRL_STMFX
438	tristate "STMicroelectronics STMFX GPIO expander pinctrl driver"
439	depends on I2C
440	depends on OF_GPIO
441	select GENERIC_PINCONF
442	select GPIOLIB_IRQCHIP
443	select MFD_STMFX
444	help
445	  Driver for STMicroelectronics Multi-Function eXpander (STMFX)
446	  GPIO expander.
447	  This provides a GPIO interface supporting inputs and outputs,
448	  and configuring push-pull, open-drain, and can also be used as
449	  interrupt-controller.
450
451config PINCTRL_SX150X
452	bool "Semtech SX150x I2C GPIO expander pinctrl driver"
453	depends on I2C=y
454	select PINMUX
455	select PINCONF
456	select GENERIC_PINCONF
457	select GPIOLIB
458	select GPIOLIB_IRQCHIP
459	select REGMAP
460	help
461	  Say Y here to provide support for Semtech SX150x-series I2C
462	  GPIO expanders as pinctrl module.
463	  Compatible models include:
464	  - 8 bits:  sx1508q, sx1502q
465	  - 16 bits: sx1509q, sx1506q
466
467config PINCTRL_TB10X
468	bool
469	depends on OF && ARC_PLAT_TB10X
470	select GPIOLIB
471
472config PINCTRL_THUNDERBAY
473	tristate "Generic pinctrl and GPIO driver for Intel Thunder Bay SoC"
474	depends on ARCH_THUNDERBAY || (ARM64 && COMPILE_TEST)
475	depends on HAS_IOMEM
476	select PINMUX
477	select PINCONF
478	select GENERIC_PINCONF
479	select GENERIC_PINCTRL_GROUPS
480	select GENERIC_PINMUX_FUNCTIONS
481	select GPIOLIB
482	select GPIOLIB_IRQCHIP
483	select GPIO_GENERIC
484	help
485	  This selects pin control driver for the Intel Thunder Bay SoC.
486	  It provides pin config functions such as pull-up, pull-down,
487	  interrupt, drive strength, sec lock, Schmitt trigger, slew
488	  rate control and direction control. This module will be
489	  called as pinctrl-thunderbay.
490
491config PINCTRL_ZYNQ
492	bool "Pinctrl driver for Xilinx Zynq"
493	depends on ARCH_ZYNQ
494	select PINMUX
495	select GENERIC_PINCONF
496	help
497	  This selects the pinctrl driver for Xilinx Zynq.
498
499config PINCTRL_ZYNQMP
500	tristate "Pinctrl driver for Xilinx ZynqMP"
501	depends on ZYNQMP_FIRMWARE
502	select PINMUX
503	select GENERIC_PINCONF
504	default ZYNQMP_FIRMWARE
505	help
506	  This selects the pinctrl driver for Xilinx ZynqMP platform.
507	  This driver will query the pin information from the firmware
508	  and allow configuring the pins.
509	  Configuration can include the mux function to select on those
510	  pin(s)/group(s), and various pin configuration parameters
511	  such as pull-up, slew rate, etc.
512	  This driver can also be built as a module. If so, the module
513	  will be called pinctrl-zynqmp.
514
515source "drivers/pinctrl/actions/Kconfig"
516source "drivers/pinctrl/aspeed/Kconfig"
517source "drivers/pinctrl/bcm/Kconfig"
518source "drivers/pinctrl/berlin/Kconfig"
519source "drivers/pinctrl/cirrus/Kconfig"
520source "drivers/pinctrl/freescale/Kconfig"
521source "drivers/pinctrl/intel/Kconfig"
522source "drivers/pinctrl/mediatek/Kconfig"
523source "drivers/pinctrl/meson/Kconfig"
524source "drivers/pinctrl/mvebu/Kconfig"
525source "drivers/pinctrl/nomadik/Kconfig"
526source "drivers/pinctrl/nuvoton/Kconfig"
527source "drivers/pinctrl/pxa/Kconfig"
528source "drivers/pinctrl/qcom/Kconfig"
529source "drivers/pinctrl/ralink/Kconfig"
530source "drivers/pinctrl/renesas/Kconfig"
531source "drivers/pinctrl/samsung/Kconfig"
532source "drivers/pinctrl/spear/Kconfig"
533source "drivers/pinctrl/sprd/Kconfig"
534source "drivers/pinctrl/starfive/Kconfig"
535source "drivers/pinctrl/stm32/Kconfig"
536source "drivers/pinctrl/sunplus/Kconfig"
537source "drivers/pinctrl/sunxi/Kconfig"
538source "drivers/pinctrl/tegra/Kconfig"
539source "drivers/pinctrl/ti/Kconfig"
540source "drivers/pinctrl/uniphier/Kconfig"
541source "drivers/pinctrl/visconti/Kconfig"
542source "drivers/pinctrl/vt8500/Kconfig"
543
544endif
545