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_ARTPEC6
 35	bool "Axis ARTPEC-6 pin controller driver"
 36	depends on MACH_ARTPEC6
 37	select PINMUX
 38	select GENERIC_PINCONF
 39	help
 40	  This is the driver for the Axis ARTPEC-6 pin controller. This driver
 41	  supports pin function multiplexing as well as pin bias and drive
 42	  strength configuration. Device tree integration instructions can be
 43	  found in Documentation/devicetree/bindings/pinctrl/axis,artpec6-pinctrl.txt
 44
 45config PINCTRL_AS3722
 46	tristate "Pinctrl and GPIO driver for ams AS3722 PMIC"
 47	depends on MFD_AS3722 && GPIOLIB
 48	select PINMUX
 49	select GENERIC_PINCONF
 50	help
 51	  AS3722 device supports the configuration of GPIO pins for different
 52	  functionality. This driver supports the pinmux, push-pull and
 53	  open drain configuration for the GPIO pins of AS3722 devices. It also
 54	  supports the GPIO functionality through gpiolib.
 55
 56config PINCTRL_AXP209
 57	tristate "X-Powers AXP209 PMIC pinctrl and GPIO Support"
 58	depends on MFD_AXP20X
 59	depends on OF
 60	select PINMUX
 61	select GENERIC_PINCONF
 62	select GPIOLIB
 63	help
 64	  AXP PMICs provides multiple GPIOs that can be muxed for different
 65	  functions. This driver bundles a pinctrl driver to select the function
 66	  muxing and a GPIO driver to handle the GPIO when the GPIO function is
 67	  selected.
 68	  Say yes to enable pinctrl and GPIO support for the AXP209 PMIC
 69
 70config PINCTRL_AT91
 71	bool "AT91 pinctrl driver"
 72	depends on OF
 73	depends on ARCH_AT91
 74	select PINMUX
 75	select PINCONF
 76	select GPIOLIB
 77	select OF_GPIO
 78	select GPIOLIB_IRQCHIP
 79	help
 80	  Say Y here to enable the at91 pinctrl driver
 81
 82config PINCTRL_AT91PIO4
 83	bool "AT91 PIO4 pinctrl driver"
 84	depends on OF
 85	depends on HAS_IOMEM
 86	depends on ARCH_AT91 || COMPILE_TEST
 87	select PINMUX
 88	select GENERIC_PINCONF
 89	select GPIOLIB
 90	select GPIOLIB_IRQCHIP
 91	select OF_GPIO
 92	help
 93	  Say Y here to enable the at91 pinctrl/gpio driver for Atmel PIO4
 94	  controller available on sama5d2 SoC.
 95
 96config PINCTRL_AMD
 97	tristate "AMD GPIO pin control"
 98	depends on HAS_IOMEM
 99	depends on ACPI || COMPILE_TEST
100	select GPIOLIB
101	select GPIOLIB_IRQCHIP
102	select PINMUX
103	select PINCONF
104	select GENERIC_PINCONF
105	help
106	  driver for memory mapped GPIO functionality on AMD platforms
107	  (x86 or arm).Most pins are usually muxed to some other
108	  functionality by firmware,so only a small amount is available
109	  for gpio use.
110
111	  Requires ACPI/FDT device enumeration code to set up a platform
112	  device.
113
114config PINCTRL_BM1880
115	bool "Bitmain BM1880 Pinctrl driver"
116	depends on OF && (ARCH_BITMAIN || COMPILE_TEST)
117	default ARCH_BITMAIN
118	select PINMUX
119	help
120	  Pinctrl driver for Bitmain BM1880 SoC.
121
122config PINCTRL_DA850_PUPD
123	tristate "TI DA850/OMAP-L138/AM18XX pullup/pulldown groups"
124	depends on OF && (ARCH_DAVINCI_DA850 || COMPILE_TEST)
125	select PINCONF
126	select GENERIC_PINCONF
127	help
128	  Driver for TI DA850/OMAP-L138/AM18XX pinconf. Used to control
129	  pullup/pulldown pin groups.
130
131config PINCTRL_DA9062
132	tristate "Dialog Semiconductor DA9062 PMIC pinctrl and GPIO Support"
133	depends on MFD_DA9062
134	select GPIOLIB
135	help
136	  The Dialog DA9062 PMIC provides multiple GPIOs that can be muxed for
137	  different functions. This driver bundles a pinctrl driver to select the
138	  function muxing and a GPIO driver to handle the GPIO when the GPIO
139	  function is selected.
140
141	  Say yes to enable pinctrl and GPIO support for the DA9062 PMIC.
142
143config PINCTRL_DIGICOLOR
144	bool
145	depends on OF && (ARCH_DIGICOLOR || COMPILE_TEST)
146	select PINMUX
147	select GENERIC_PINCONF
148
149config PINCTRL_LANTIQ
150	bool
151	depends on LANTIQ
152	select PINMUX
153	select PINCONF
154
155config PINCTRL_LPC18XX
156	bool "NXP LPC18XX/43XX SCU pinctrl driver"
157	depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
158	default ARCH_LPC18XX
159	select PINMUX
160	select GENERIC_PINCONF
161	help
162	  Pinctrl driver for NXP LPC18xx/43xx System Control Unit (SCU).
163
164config PINCTRL_FALCON
165	bool
166	depends on SOC_FALCON
167	depends on PINCTRL_LANTIQ
168
169config PINCTRL_GEMINI
170	bool
171	depends on ARCH_GEMINI
172	default ARCH_GEMINI
173	select PINMUX
174	select GENERIC_PINCONF
175	select MFD_SYSCON
176
177config PINCTRL_MCP23S08_I2C
178	tristate
179	select REGMAP_I2C
180
181config PINCTRL_MCP23S08_SPI
182	tristate
183	select REGMAP_SPI
184
185config PINCTRL_MCP23S08
186	tristate "Microchip MCP23xxx I/O expander"
187	depends on SPI_MASTER || I2C
188	select GPIOLIB
189	select GPIOLIB_IRQCHIP
190	select GENERIC_PINCONF
191	select PINCTRL_MCP23S08_I2C if I2C
192	select PINCTRL_MCP23S08_SPI if SPI_MASTER
193	help
194	  SPI/I2C driver for Microchip MCP23S08 / MCP23S17 / MCP23S18 /
195	  MCP23008 / MCP23017 / MCP23018 I/O expanders.
196	  This provides a GPIO interface supporting inputs and outputs and a
197	  corresponding interrupt-controller.
198
199config PINCTRL_OXNAS
200	bool
201	depends on OF
202	select PINMUX
203	select PINCONF
204	select GENERIC_PINCONF
205	select GPIOLIB
206	select OF_GPIO
207	select GPIOLIB_IRQCHIP
208	select MFD_SYSCON
209
210config PINCTRL_ROCKCHIP
211	tristate "Rockchip gpio and pinctrl driver"
212	depends on ARCH_ROCKCHIP || COMPILE_TEST
213	depends on OF
214	select GPIOLIB
215	select PINMUX
216	select GENERIC_PINCONF
217	select GENERIC_IRQ_CHIP
218	select MFD_SYSCON
219	select OF_GPIO
220	default ARCH_ROCKCHIP
221	help
222          This support pinctrl and gpio driver for Rockchip SoCs.
223
224config PINCTRL_SINGLE
225	tristate "One-register-per-pin type device tree based pinctrl driver"
226	depends on OF
227	depends on HAS_IOMEM
228	select GENERIC_PINCTRL_GROUPS
229	select GENERIC_PINMUX_FUNCTIONS
230	select GENERIC_PINCONF
231	help
232	  This selects the device tree based generic pinctrl driver.
233
234config PINCTRL_SX150X
235	bool "Semtech SX150x I2C GPIO expander pinctrl driver"
236	depends on I2C=y
237	select PINMUX
238	select PINCONF
239	select GENERIC_PINCONF
240	select GPIOLIB
241	select GPIOLIB_IRQCHIP
242	select REGMAP
243	help
244	  Say yes here to provide support for Semtech SX150x-series I2C
245	  GPIO expanders as pinctrl module.
246	  Compatible models include:
247	  - 8 bits:  sx1508q, sx1502q
248	  - 16 bits: sx1509q, sx1506q
249
250config PINCTRL_PISTACHIO
251	def_bool y if MACH_PISTACHIO
252	depends on GPIOLIB
253	select PINMUX
254	select GENERIC_PINCONF
255	select GPIOLIB_IRQCHIP
256	select OF_GPIO
257
258config PINCTRL_ST
259	bool
260	depends on OF
261	select PINMUX
262	select PINCONF
263	select GPIOLIB_IRQCHIP
264
265config PINCTRL_STMFX
266	tristate "STMicroelectronics STMFX GPIO expander pinctrl driver"
267	depends on I2C
268	depends on OF_GPIO
269	select GENERIC_PINCONF
270	select GPIOLIB_IRQCHIP
271	select MFD_STMFX
272	help
273	  Driver for STMicroelectronics Multi-Function eXpander (STMFX)
274	  GPIO expander.
275	  This provides a GPIO interface supporting inputs and outputs,
276	  and configuring push-pull, open-drain, and can also be used as
277	  interrupt-controller.
278
279config PINCTRL_MAX77620
280	tristate "MAX77620/MAX20024 Pincontrol support"
281	depends on MFD_MAX77620 && OF
282	select PINMUX
283	select GENERIC_PINCONF
284	help
285	  Say Yes here to enable Pin control support for Maxim PMIC MAX77620.
286	  This PMIC has 8 GPIO pins that work as GPIO as well as special
287	  function in alternate mode. This driver also configure push-pull,
288	  open drain, FPS slots etc.
289
290config PINCTRL_PALMAS
291	tristate "Pinctrl driver for the PALMAS Series MFD devices"
292	depends on OF && MFD_PALMAS
293	select PINMUX
294	select GENERIC_PINCONF
295	help
296	  Palmas device supports the configuration of pins for different
297	  functionality. This driver supports the pinmux, push-pull and
298	  open drain configuration for the Palmas series devices like
299	  TPS65913, TPS80036 etc.
300
301config PINCTRL_PIC32
302	bool "Microchip PIC32 pin controller driver"
303	depends on OF
304	depends on MACH_PIC32
305	select PINMUX
306	select GENERIC_PINCONF
307	select GPIOLIB_IRQCHIP
308	select OF_GPIO
309	help
310	  This is the pin controller and gpio driver for Microchip PIC32
311	  microcontrollers. This option is selected automatically when specific
312	  machine and arch are selected to build.
313
314config PINCTRL_PIC32MZDA
315	def_bool y if PIC32MZDA
316	select PINCTRL_PIC32
317
318config PINCTRL_ZYNQ
319	bool "Pinctrl driver for Xilinx Zynq"
320	depends on ARCH_ZYNQ
321	select PINMUX
322	select GENERIC_PINCONF
323	help
324	  This selects the pinctrl driver for Xilinx Zynq.
325
326config PINCTRL_ZYNQMP
327	tristate "Pinctrl driver for Xilinx ZynqMP"
328	depends on ZYNQMP_FIRMWARE
329	select PINMUX
330	select GENERIC_PINCONF
331	default ZYNQMP_FIRMWARE
332	help
333	  This selects the pinctrl driver for Xilinx ZynqMP platform.
334	  This driver will query the pin information from the firmware
335	  and allow configuring the pins.
336	  Configuration can include the mux function to select on those
337	  pin(s)/group(s), and various pin configuration parameters
338	  such as pull-up, slew rate, etc.
339	  This driver can also be built as a module. If so, the module
340	  will be called pinctrl-zynqmp.
341
342config PINCTRL_INGENIC
343	bool "Pinctrl driver for the Ingenic JZ47xx SoCs"
344	default MACH_INGENIC
345	depends on OF
346	depends on MIPS || COMPILE_TEST
347	select GENERIC_PINCONF
348	select GENERIC_PINCTRL_GROUPS
349	select GENERIC_PINMUX_FUNCTIONS
350	select GPIOLIB
351	select GPIOLIB_IRQCHIP
352	select REGMAP_MMIO
353
354config PINCTRL_RK805
355	tristate "Pinctrl and GPIO driver for RK805 PMIC"
356	depends on MFD_RK808
357	select GPIOLIB
358	select PINMUX
359	select GENERIC_PINCONF
360	help
361	  This selects the pinctrl driver for RK805.
362
363config PINCTRL_OCELOT
364	bool "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs"
365	depends on OF
366	depends on HAS_IOMEM
367	select GPIOLIB
368	select GPIOLIB_IRQCHIP
369	select GENERIC_PINCONF
370	select GENERIC_PINCTRL_GROUPS
371	select GENERIC_PINMUX_FUNCTIONS
372	select OF_GPIO
373	select REGMAP_MMIO
374
375config PINCTRL_MICROCHIP_SGPIO
376	bool "Pinctrl driver for Microsemi/Microchip Serial GPIO"
377	depends on OF
378	depends on HAS_IOMEM
379	select GPIOLIB
380	select GPIOLIB_IRQCHIP
381	select GENERIC_PINCONF
382	select GENERIC_PINCTRL_GROUPS
383	select GENERIC_PINMUX_FUNCTIONS
384	select OF_GPIO
385	help
386	  Support for the serial GPIO interface used on Microsemi and
387	  Microchip SoC's. By using a serial interface, the SIO
388	  controller significantly extends the number of available
389	  GPIOs with a minimum number of additional pins on the
390	  device. The primary purpose of the SIO controller is to
391	  connect control signals from SFP modules and to act as an
392	  LED controller.
393
394config PINCTRL_K210
395	bool "Pinctrl driver for the Canaan Kendryte K210 SoC"
396	depends on RISCV && SOC_CANAAN && OF
397	select GENERIC_PINMUX_FUNCTIONS
398	select GENERIC_PINCONF
399	select GPIOLIB
400	select OF_GPIO
401	select REGMAP_MMIO
402	default SOC_CANAAN
403	help
404	  Add support for the Canaan Kendryte K210 RISC-V SOC Field
405	  Programmable IO Array (FPIOA) controller.
406
407source "drivers/pinctrl/actions/Kconfig"
408source "drivers/pinctrl/aspeed/Kconfig"
409source "drivers/pinctrl/bcm/Kconfig"
410source "drivers/pinctrl/berlin/Kconfig"
411source "drivers/pinctrl/freescale/Kconfig"
412source "drivers/pinctrl/intel/Kconfig"
413source "drivers/pinctrl/mvebu/Kconfig"
414source "drivers/pinctrl/nomadik/Kconfig"
415source "drivers/pinctrl/nuvoton/Kconfig"
416source "drivers/pinctrl/pxa/Kconfig"
417source "drivers/pinctrl/qcom/Kconfig"
418source "drivers/pinctrl/ralink/Kconfig"
419source "drivers/pinctrl/renesas/Kconfig"
420source "drivers/pinctrl/samsung/Kconfig"
421source "drivers/pinctrl/spear/Kconfig"
422source "drivers/pinctrl/sprd/Kconfig"
423source "drivers/pinctrl/stm32/Kconfig"
424source "drivers/pinctrl/sunxi/Kconfig"
425source "drivers/pinctrl/tegra/Kconfig"
426source "drivers/pinctrl/ti/Kconfig"
427source "drivers/pinctrl/uniphier/Kconfig"
428source "drivers/pinctrl/vt8500/Kconfig"
429source "drivers/pinctrl/mediatek/Kconfig"
430source "drivers/pinctrl/meson/Kconfig"
431source "drivers/pinctrl/cirrus/Kconfig"
432source "drivers/pinctrl/visconti/Kconfig"
433
434config PINCTRL_XWAY
435	bool
436	depends on SOC_TYPE_XWAY
437	depends on PINCTRL_LANTIQ
438
439config PINCTRL_TB10X
440	bool
441	depends on OF && ARC_PLAT_TB10X
442	select GPIOLIB
443
444config PINCTRL_EQUILIBRIUM
445	tristate "Generic pinctrl and GPIO driver for Intel Lightning Mountain SoC"
446	depends on OF && HAS_IOMEM
447	depends on X86 || COMPILE_TEST
448	select PINMUX
449	select PINCONF
450	select GPIOLIB
451	select GPIO_GENERIC
452	select GPIOLIB_IRQCHIP
453	select GENERIC_PINCONF
454	select GENERIC_PINCTRL_GROUPS
455	select GENERIC_PINMUX_FUNCTIONS
456
457	help
458	  Equilibrium pinctrl driver is a pinctrl & GPIO driver for Intel Lightning
459	  Mountain network processor SoC that supports both the linux GPIO and pin
460	  control frameworks. It provides interfaces to setup pinmux, assign desired
461	  pin functions, configure GPIO attributes for LGM SoC pins. Pinmux and
462	  pinconf settings are retrieved from device tree.
463
464endif