Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
340config PINCTRL_INGENIC
341 bool "Pinctrl driver for the Ingenic JZ47xx SoCs"
342 default MACH_INGENIC
343 depends on OF
344 depends on MIPS || COMPILE_TEST
345 select GENERIC_PINCONF
346 select GENERIC_PINCTRL_GROUPS
347 select GENERIC_PINMUX_FUNCTIONS
348 select GPIOLIB
349 select GPIOLIB_IRQCHIP
350 select REGMAP_MMIO
351
352config PINCTRL_RK805
353 tristate "Pinctrl and GPIO driver for RK805 PMIC"
354 depends on MFD_RK808
355 select GPIOLIB
356 select PINMUX
357 select GENERIC_PINCONF
358 help
359 This selects the pinctrl driver for RK805.
360
361config PINCTRL_OCELOT
362 bool "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs"
363 depends on OF
364 depends on HAS_IOMEM
365 select GPIOLIB
366 select GPIOLIB_IRQCHIP
367 select GENERIC_PINCONF
368 select GENERIC_PINCTRL_GROUPS
369 select GENERIC_PINMUX_FUNCTIONS
370 select OF_GPIO
371 select REGMAP_MMIO
372
373config PINCTRL_MICROCHIP_SGPIO
374 bool "Pinctrl driver for Microsemi/Microchip Serial GPIO"
375 depends on OF
376 depends on HAS_IOMEM
377 select GPIOLIB
378 select GPIOLIB_IRQCHIP
379 select GENERIC_PINCONF
380 select GENERIC_PINCTRL_GROUPS
381 select GENERIC_PINMUX_FUNCTIONS
382 select OF_GPIO
383 help
384 Support for the serial GPIO interface used on Microsemi and
385 Microchip SoC's. By using a serial interface, the SIO
386 controller significantly extends the number of available
387 GPIOs with a minimum number of additional pins on the
388 device. The primary purpose of the SIO controller is to
389 connect control signals from SFP modules and to act as an
390 LED controller.
391
392config PINCTRL_K210
393 bool "Pinctrl driver for the Canaan Kendryte K210 SoC"
394 depends on RISCV && SOC_CANAAN && OF
395 select GENERIC_PINMUX_FUNCTIONS
396 select GENERIC_PINCONF
397 select GPIOLIB
398 select OF_GPIO
399 select REGMAP_MMIO
400 default SOC_CANAAN
401 help
402 Add support for the Canaan Kendryte K210 RISC-V SOC Field
403 Programmable IO Array (FPIOA) controller.
404
405source "drivers/pinctrl/actions/Kconfig"
406source "drivers/pinctrl/aspeed/Kconfig"
407source "drivers/pinctrl/bcm/Kconfig"
408source "drivers/pinctrl/berlin/Kconfig"
409source "drivers/pinctrl/freescale/Kconfig"
410source "drivers/pinctrl/intel/Kconfig"
411source "drivers/pinctrl/mvebu/Kconfig"
412source "drivers/pinctrl/nomadik/Kconfig"
413source "drivers/pinctrl/nuvoton/Kconfig"
414source "drivers/pinctrl/pxa/Kconfig"
415source "drivers/pinctrl/qcom/Kconfig"
416source "drivers/pinctrl/ralink/Kconfig"
417source "drivers/pinctrl/renesas/Kconfig"
418source "drivers/pinctrl/samsung/Kconfig"
419source "drivers/pinctrl/spear/Kconfig"
420source "drivers/pinctrl/sprd/Kconfig"
421source "drivers/pinctrl/stm32/Kconfig"
422source "drivers/pinctrl/sunxi/Kconfig"
423source "drivers/pinctrl/tegra/Kconfig"
424source "drivers/pinctrl/ti/Kconfig"
425source "drivers/pinctrl/uniphier/Kconfig"
426source "drivers/pinctrl/vt8500/Kconfig"
427source "drivers/pinctrl/mediatek/Kconfig"
428source "drivers/pinctrl/meson/Kconfig"
429source "drivers/pinctrl/cirrus/Kconfig"
430source "drivers/pinctrl/visconti/Kconfig"
431
432config PINCTRL_XWAY
433 bool
434 depends on SOC_TYPE_XWAY
435 depends on PINCTRL_LANTIQ
436
437config PINCTRL_TB10X
438 bool
439 depends on OF && ARC_PLAT_TB10X
440 select GPIOLIB
441
442config PINCTRL_EQUILIBRIUM
443 tristate "Generic pinctrl and GPIO driver for Intel Lightning Mountain SoC"
444 depends on OF && HAS_IOMEM
445 depends on X86 || COMPILE_TEST
446 select PINMUX
447 select PINCONF
448 select GPIOLIB
449 select GPIO_GENERIC
450 select GPIOLIB_IRQCHIP
451 select GENERIC_PINCONF
452 select GENERIC_PINCTRL_GROUPS
453 select GENERIC_PINMUX_FUNCTIONS
454
455 help
456 Equilibrium pinctrl driver is a pinctrl & GPIO driver for Intel Lightning
457 Mountain network processor SoC that supports both the linux GPIO and pin
458 control frameworks. It provides interfaces to setup pinmux, assign desired
459 pin functions, configure GPIO attributes for LGM SoC pins. Pinmux and
460 pinconf settings are retrieved from device tree.
461
462endif