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_AW9523 131 tristate "Awinic AW9523/AW9523B I2C GPIO expander pinctrl driver" 132 depends on OF && I2C 133 select PINMUX 134 select PINCONF 135 select GENERIC_PINCONF 136 select GPIOLIB 137 select GPIOLIB_IRQCHIP 138 select REGMAP 139 select REGMAP_I2C 140 help 141 The Awinic AW9523/AW9523B is a multi-function I2C GPIO 142 expander with PWM functionality. This driver bundles a 143 pinctrl driver to select the function muxing and a GPIO 144 driver to handle GPIO, when the GPIO function is selected. 145 146 Say yes to enable pinctrl and GPIO support for the AW9523(B). 147 148config PINCTRL_BM1880 149 bool "Bitmain BM1880 Pinctrl driver" 150 depends on OF && (ARCH_BITMAIN || COMPILE_TEST) 151 default ARCH_BITMAIN 152 select PINMUX 153 help 154 Pinctrl driver for Bitmain BM1880 SoC. 155 156config PINCTRL_CY8C95X0 157 tristate "Cypress CY8C95X0 I2C pinctrl and GPIO driver" 158 depends on I2C 159 select GPIOLIB 160 select GPIOLIB_IRQCHIP 161 select PINMUX 162 select PINCONF 163 select GENERIC_PINCONF 164 select REGMAP_I2C 165 help 166 Support for 20/40/60 pin Cypress Cy8C95x0 pinctrl/gpio I2C expander. 167 This driver can also be built as a module. If so, the module will be 168 called pinctrl-cy8c95x0. 169 170config PINCTRL_DA850_PUPD 171 tristate "TI DA850/OMAP-L138/AM18XX pull-up and pull-down groups" 172 depends on OF && (ARCH_DAVINCI_DA850 || COMPILE_TEST) 173 select PINCONF 174 select GENERIC_PINCONF 175 help 176 Driver for TI DA850/OMAP-L138/AM18XX pinconf. Used to control 177 pull-up and pull-down pin groups. 178 179config PINCTRL_DA9062 180 tristate "Dialog Semiconductor DA9062 PMIC pinctrl and GPIO Support" 181 depends on MFD_DA9062 182 select GPIOLIB 183 help 184 The Dialog DA9062 PMIC provides multiple GPIOs that can be muxed for 185 different functions. This driver bundles a pinctrl driver to select the 186 function muxing and a GPIO driver to handle the GPIO when the GPIO 187 function is selected. 188 189 Say Y to enable pinctrl and GPIO support for the DA9062 PMIC. 190 191config PINCTRL_DIGICOLOR 192 bool 193 depends on ARCH_DIGICOLOR || COMPILE_TEST 194 select PINMUX 195 select GENERIC_PINCONF 196 197config PINCTRL_EP93XX 198 bool 199 depends on ARCH_EP93XX || COMPILE_TEST 200 select PINMUX 201 select GENERIC_PINCONF 202 select MFD_SYSCON 203 204config PINCTRL_EQUILIBRIUM 205 tristate "Generic pinctrl and GPIO driver for Intel Lightning Mountain SoC" 206 depends on OF && HAS_IOMEM 207 depends on X86 || COMPILE_TEST 208 select PINMUX 209 select PINCONF 210 select GPIOLIB 211 select GPIO_GENERIC 212 select GPIOLIB_IRQCHIP 213 select GENERIC_PINCONF 214 select GENERIC_PINCTRL_GROUPS 215 select GENERIC_PINMUX_FUNCTIONS 216 help 217 Equilibrium driver is a pinctrl and GPIO driver for Intel Lightning 218 Mountain network processor SoC that supports both the GPIO and pin 219 control frameworks. It provides interfaces to setup pin muxing, assign 220 desired pin functions, configure GPIO attributes for LGM SoC pins. 221 Pin muxing and pin config settings are retrieved from device tree. 222 223config PINCTRL_EYEQ5 224 bool "Mobileye EyeQ5 pinctrl driver" 225 depends on OF 226 depends on MACH_EYEQ5 || COMPILE_TEST 227 select PINMUX 228 select GENERIC_PINCONF 229 select AUXILIARY_BUS 230 default MACH_EYEQ5 231 help 232 Pin controller driver for the Mobileye EyeQ5 platform. It does both 233 pin config & pin muxing. It does not handle GPIO. 234 235 Pin muxing supports two functions for each pin: first is GPIO, second 236 is pin-dependent. Pin config is about bias & drive strength. 237 238config PINCTRL_GEMINI 239 bool 240 depends on ARCH_GEMINI 241 default ARCH_GEMINI 242 select PINMUX 243 select GENERIC_PINCONF 244 select MFD_SYSCON 245 246config PINCTRL_INGENIC 247 bool "Pinctrl driver for the Ingenic JZ47xx SoCs" 248 default MACH_INGENIC 249 depends on OF 250 depends on MIPS || COMPILE_TEST 251 select GENERIC_PINCONF 252 select GENERIC_PINCTRL_GROUPS 253 select GENERIC_PINMUX_FUNCTIONS 254 select GPIOLIB 255 select GPIOLIB_IRQCHIP 256 select REGMAP_MMIO 257 258config PINCTRL_K210 259 bool "Pinctrl driver for the Canaan Kendryte K210 SoC" 260 depends on RISCV && SOC_CANAAN_K210 && OF 261 select GENERIC_PINMUX_FUNCTIONS 262 select GENERIC_PINCONF 263 select GPIOLIB 264 select OF_GPIO 265 select REGMAP_MMIO 266 default SOC_CANAAN_K210 267 help 268 Add support for the Canaan Kendryte K210 RISC-V SOC Field 269 Programmable IO Array (FPIOA) controller. 270 271config PINCTRL_KEEMBAY 272 tristate "Pinctrl driver for Intel Keem Bay SoC" 273 depends on ARCH_KEEMBAY || (ARM64 && COMPILE_TEST) 274 depends on HAS_IOMEM 275 select PINMUX 276 select PINCONF 277 select GENERIC_PINCONF 278 select GENERIC_PINCTRL_GROUPS 279 select GENERIC_PINMUX_FUNCTIONS 280 select GPIOLIB 281 select GPIOLIB_IRQCHIP 282 select GPIO_GENERIC 283 help 284 This selects pin control driver for the Intel Keem Bay SoC. 285 It provides pin config functions such as pull-up, pull-down, 286 interrupt, drive strength, sec lock, Schmitt trigger, slew 287 rate control and direction control. This module will be 288 called as pinctrl-keembay. 289 290config PINCTRL_LANTIQ 291 bool 292 depends on LANTIQ 293 select PINMUX 294 select PINCONF 295 296config PINCTRL_FALCON 297 bool 298 depends on SOC_FALCON 299 depends on PINCTRL_LANTIQ 300 301config PINCTRL_LOONGSON2 302 tristate "Pinctrl driver for the Loongson-2 SoC" 303 depends on OF && (LOONGARCH || COMPILE_TEST) 304 select PINMUX 305 select GENERIC_PINCONF 306 help 307 This selects pin control driver for the Loongson-2 SoC. It 308 provides pin config functions multiplexing. GPIO pin pull-up, 309 pull-down functions are not supported. Say yes to enable 310 pinctrl for Loongson-2 SoC. 311 312config PINCTRL_XWAY 313 bool 314 depends on SOC_TYPE_XWAY 315 depends on PINCTRL_LANTIQ 316 317config PINCTRL_LPC18XX 318 bool "NXP LPC18XX/43XX SCU pinctrl driver" 319 depends on OF && (ARCH_LPC18XX || COMPILE_TEST) 320 default ARCH_LPC18XX 321 select PINMUX 322 select GENERIC_PINCONF 323 help 324 Pinctrl driver for NXP LPC18xx/43xx System Control Unit (SCU). 325 326config PINCTRL_MAX77620 327 tristate "MAX77620/MAX20024 Pincontrol support" 328 depends on MFD_MAX77620 && OF 329 select PINMUX 330 select GENERIC_PINCONF 331 help 332 Say Y here to enable Pin control support for Maxim MAX77620 PMIC. 333 This PMIC has 8 GPIO pins that work as GPIO as well as special 334 function in alternate mode. This driver also configure push-pull, 335 open drain, FPS slots etc. 336 337config PINCTRL_MCP23S08_I2C 338 tristate 339 select REGMAP_I2C 340 341config PINCTRL_MCP23S08_SPI 342 tristate 343 select REGMAP_SPI 344 345config PINCTRL_MCP23S08 346 tristate "Microchip MCP23xxx I/O expander" 347 depends on SPI_MASTER || I2C 348 select GPIOLIB 349 select GPIOLIB_IRQCHIP 350 select GENERIC_PINCONF 351 select PINCTRL_MCP23S08_I2C if I2C 352 select PINCTRL_MCP23S08_SPI if SPI_MASTER 353 help 354 SPI/I2C driver for Microchip MCP23S08 / MCP23S17 / MCP23S18 / 355 MCP23008 / MCP23017 / MCP23018 I/O expanders. 356 This provides a GPIO interface supporting inputs and outputs and a 357 corresponding interrupt-controller. 358 359config PINCTRL_MICROCHIP_SGPIO 360 tristate "Pinctrl driver for Microsemi/Microchip Serial GPIO" 361 depends on OF 362 depends on HAS_IOMEM 363 select GPIOLIB 364 select GPIOLIB_IRQCHIP 365 select GENERIC_PINCONF 366 select GENERIC_PINCTRL_GROUPS 367 select GENERIC_PINMUX_FUNCTIONS 368 select OF_GPIO 369 help 370 Support for the serial GPIO interface used on Microsemi and 371 Microchip SoCs. By using a serial interface, the SIO 372 controller significantly extends the number of available 373 GPIOs with a minimum number of additional pins on the 374 device. The primary purpose of the SIO controller is to 375 connect control signals from SFP modules and to act as an 376 LED controller. 377 378 If compiled as a module, the module name will be 379 pinctrl-microchip-sgpio. 380 381config PINCTRL_OCELOT 382 tristate "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs" 383 depends on OF 384 depends on HAS_IOMEM 385 select GPIOLIB 386 select GPIOLIB_IRQCHIP 387 select GENERIC_PINCONF 388 select GENERIC_PINCTRL_GROUPS 389 select GENERIC_PINMUX_FUNCTIONS 390 select OF_GPIO 391 select REGMAP_MMIO 392 help 393 Support for the internal GPIO interfaces on Microsemi Ocelot and 394 Jaguar2 SoCs. 395 396 If conpiled as a module, the module name will be pinctrl-ocelot. 397 398config PINCTRL_PALMAS 399 tristate "Pinctrl driver for the PALMAS Series MFD devices" 400 depends on OF && MFD_PALMAS 401 select PINMUX 402 select GENERIC_PINCONF 403 help 404 Palmas device supports the configuration of pins for different 405 functionality. This driver supports the pinmux, push-pull and 406 open drain configuration for the Palmas series devices like 407 TPS65913, TPS80036 etc. 408 409config PINCTRL_PEF2256 410 tristate "Lantiq PEF2256 (FALC56) pin controller driver" 411 depends on OF && FRAMER_PEF2256 412 select PINMUX 413 select PINCONF 414 select GENERIC_PINCONF 415 help 416 This option enables the pin controller support for the Lantiq PEF2256 417 framer, also known as FALC56. 418 419 If unsure, say N. 420 421 To compile this driver as a module, choose M here: the 422 module will be called pinctrl-pef2256. 423 424config PINCTRL_PIC32 425 bool "Microchip PIC32 pin controller driver" 426 depends on OF 427 depends on MACH_PIC32 428 select PINMUX 429 select GENERIC_PINCONF 430 select GPIOLIB_IRQCHIP 431 select OF_GPIO 432 help 433 This is the pin controller and gpio driver for Microchip PIC32 434 microcontrollers. This option is selected automatically when specific 435 machine and arch are selected to build. 436 437config PINCTRL_PIC32MZDA 438 def_bool y if PIC32MZDA 439 select PINCTRL_PIC32 440 441config PINCTRL_PISTACHIO 442 bool "IMG Pistachio SoC pinctrl driver" 443 depends on OF && (MIPS || COMPILE_TEST) 444 depends on GPIOLIB 445 select PINMUX 446 select GENERIC_PINCONF 447 select GPIOLIB_IRQCHIP 448 select OF_GPIO 449 help 450 This support pinctrl and GPIO driver for IMG Pistachio SoC. 451 452config PINCTRL_RK805 453 tristate "Pinctrl and GPIO driver for RK805 PMIC" 454 depends on MFD_RK8XX 455 select GPIOLIB 456 select PINMUX 457 select GENERIC_PINCONF 458 help 459 This selects the pinctrl driver for RK805. 460 461config PINCTRL_ROCKCHIP 462 tristate "Rockchip gpio and pinctrl driver" 463 depends on ARCH_ROCKCHIP || COMPILE_TEST 464 depends on OF 465 select GPIOLIB 466 select PINMUX 467 select GENERIC_PINCONF 468 select GENERIC_IRQ_CHIP 469 select MFD_SYSCON 470 select OF_GPIO 471 default ARCH_ROCKCHIP 472 help 473 This support pinctrl and GPIO driver for Rockchip SoCs. 474 475config PINCTRL_SCMI 476 tristate "Pinctrl driver using SCMI protocol interface" 477 depends on ARM_SCMI_PROTOCOL || COMPILE_TEST 478 select PINMUX 479 select GENERIC_PINCONF 480 help 481 This driver provides support for pinctrl which is controlled 482 by firmware that implements the SCMI interface. 483 It uses SCMI Message Protocol to interact with the 484 firmware providing all the pinctrl controls. 485 486config PINCTRL_SINGLE 487 tristate "One-register-per-pin type device tree based pinctrl driver" 488 depends on OF 489 depends on HAS_IOMEM 490 select GENERIC_PINCTRL_GROUPS 491 select GENERIC_PINMUX_FUNCTIONS 492 select GENERIC_PINCONF 493 help 494 This selects the device tree based generic pinctrl driver. 495 496config PINCTRL_ST 497 bool 498 depends on OF 499 select PINMUX 500 select PINCONF 501 select GPIOLIB_IRQCHIP 502 503config PINCTRL_STMFX 504 tristate "STMicroelectronics STMFX GPIO expander pinctrl driver" 505 depends on I2C 506 depends on OF_GPIO 507 select GENERIC_PINCONF 508 select GPIOLIB_IRQCHIP 509 select MFD_STMFX 510 help 511 Driver for STMicroelectronics Multi-Function eXpander (STMFX) 512 GPIO expander. 513 This provides a GPIO interface supporting inputs and outputs, 514 and configuring push-pull, open-drain, and can also be used as 515 interrupt-controller. 516 517config PINCTRL_SX150X 518 bool "Semtech SX150x I2C GPIO expander pinctrl driver" 519 depends on I2C=y 520 select PINMUX 521 select PINCONF 522 select GENERIC_PINCONF 523 select GPIOLIB 524 select GPIOLIB_IRQCHIP 525 select REGMAP 526 help 527 Say Y here to provide support for Semtech SX150x-series I2C 528 GPIO expanders as pinctrl module. 529 Compatible models include: 530 - 8 bits: sx1508q, sx1502q 531 - 16 bits: sx1509q, sx1506q 532 533config PINCTRL_TB10X 534 bool 535 depends on OF && ARC_PLAT_TB10X 536 select GPIOLIB 537 538config PINCTRL_TPS6594 539 tristate "Pinctrl and GPIO driver for TI TPS6594 PMIC" 540 depends on OF && MFD_TPS6594 541 default MFD_TPS6594 542 select PINMUX 543 select GPIOLIB 544 select REGMAP 545 select GPIO_REGMAP 546 select GENERIC_PINCONF 547 help 548 Say Y to select the pinmuxing and GPIOs driver for the TPS6594 549 PMICs chip family. 550 551 This driver can also be built as a module 552 called tps6594-pinctrl. 553 554config PINCTRL_ZYNQ 555 bool "Pinctrl driver for Xilinx Zynq" 556 depends on ARCH_ZYNQ 557 select PINMUX 558 select GENERIC_PINCONF 559 help 560 This selects the pinctrl driver for Xilinx Zynq. 561 562config PINCTRL_ZYNQMP 563 tristate "Pinctrl driver for Xilinx ZynqMP" 564 depends on ZYNQMP_FIRMWARE 565 select PINMUX 566 select GENERIC_PINCONF 567 default ZYNQMP_FIRMWARE 568 help 569 This selects the pinctrl driver for Xilinx ZynqMP platform. 570 This driver will query the pin information from the firmware 571 and allow configuring the pins. 572 Configuration can include the mux function to select on those 573 pin(s)/group(s), and various pin configuration parameters 574 such as pull-up, slew rate, etc. 575 This driver can also be built as a module. If so, the module 576 will be called pinctrl-zynqmp. 577 578config PINCTRL_MLXBF3 579 tristate "NVIDIA BlueField-3 SoC Pinctrl driver" 580 depends on (MELLANOX_PLATFORM && ARM64) || COMPILE_TEST 581 select PINMUX 582 select GPIOLIB 583 select GPIOLIB_IRQCHIP 584 help 585 Say Y to select the pinctrl driver for BlueField-3 SoCs. 586 This pin controller allows selecting the mux function for 587 each pin. This driver can also be built as a module called 588 pinctrl-mlxbf3. 589 590source "drivers/pinctrl/actions/Kconfig" 591source "drivers/pinctrl/aspeed/Kconfig" 592source "drivers/pinctrl/bcm/Kconfig" 593source "drivers/pinctrl/berlin/Kconfig" 594source "drivers/pinctrl/cirrus/Kconfig" 595source "drivers/pinctrl/freescale/Kconfig" 596source "drivers/pinctrl/intel/Kconfig" 597source "drivers/pinctrl/mediatek/Kconfig" 598source "drivers/pinctrl/meson/Kconfig" 599source "drivers/pinctrl/mvebu/Kconfig" 600source "drivers/pinctrl/nomadik/Kconfig" 601source "drivers/pinctrl/nuvoton/Kconfig" 602source "drivers/pinctrl/nxp/Kconfig" 603source "drivers/pinctrl/pxa/Kconfig" 604source "drivers/pinctrl/qcom/Kconfig" 605source "drivers/pinctrl/realtek/Kconfig" 606source "drivers/pinctrl/renesas/Kconfig" 607source "drivers/pinctrl/samsung/Kconfig" 608source "drivers/pinctrl/sophgo/Kconfig" 609source "drivers/pinctrl/spear/Kconfig" 610source "drivers/pinctrl/sprd/Kconfig" 611source "drivers/pinctrl/starfive/Kconfig" 612source "drivers/pinctrl/stm32/Kconfig" 613source "drivers/pinctrl/sunplus/Kconfig" 614source "drivers/pinctrl/sunxi/Kconfig" 615source "drivers/pinctrl/tegra/Kconfig" 616source "drivers/pinctrl/ti/Kconfig" 617source "drivers/pinctrl/uniphier/Kconfig" 618source "drivers/pinctrl/visconti/Kconfig" 619source "drivers/pinctrl/vt8500/Kconfig" 620 621endif 622