# SPDX-License-Identifier: GPL-2.0-only # # PINCTRL infrastructure and drivers # menuconfig PINCTRL bool "Pin controllers" if PINCTRL config GENERIC_PINCTRL_GROUPS bool config PINMUX bool "Support pin multiplexing controllers" if COMPILE_TEST config GENERIC_PINMUX_FUNCTIONS bool select PINMUX config PINCONF bool "Support pin configuration controllers" if COMPILE_TEST config GENERIC_PINCONF bool select PINCONF config DEBUG_PINCTRL bool "Debug PINCTRL calls" depends on DEBUG_KERNEL help Say Y here to add some extra checks and diagnostics to PINCTRL calls. config PINCTRL_AMD bool "AMD GPIO pin control" depends on HAS_IOMEM depends on ACPI || COMPILE_TEST select GPIOLIB select GPIOLIB_IRQCHIP select PINMUX select PINCONF select GENERIC_PINCONF help The driver for memory mapped GPIO functionality on AMD platforms (x86 or arm). Most of the pins are usually muxed to some other functionality by firmware, so only a small amount is available for GPIO use. Requires ACPI/FDT device enumeration code to set up a platform device. config PINCTRL_APPLE_GPIO tristate "Apple SoC GPIO pin controller driver" depends on ARCH_APPLE select PINMUX select GPIOLIB select GPIOLIB_IRQCHIP select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS select OF_GPIO help This is the driver for the GPIO controller found on Apple ARM SoCs, including M1. This driver can also be built as a module. If so, the module will be called pinctrl-apple-gpio. config PINCTRL_ARTPEC6 bool "Axis ARTPEC-6 pin controller driver" depends on MACH_ARTPEC6 select PINMUX select GENERIC_PINCONF help This is the driver for the Axis ARTPEC-6 pin controller. This driver supports pin function multiplexing as well as pin bias and drive strength configuration. Device tree integration instructions can be found in Documentation/devicetree/bindings/pinctrl/axis,artpec6-pinctrl.txt config PINCTRL_AS3722 tristate "Pinctrl and GPIO driver for ams AS3722 PMIC" depends on MFD_AS3722 && GPIOLIB select PINMUX select GENERIC_PINCONF help AS3722 device supports the configuration of GPIO pins for different functionality. This driver supports the pinmux, push-pull and open drain configuration for the GPIO pins of AS3722 devices. It also supports the GPIO functionality through gpiolib. config PINCTRL_AT91 bool "AT91 pinctrl driver" depends on OF depends on ARCH_AT91 select PINMUX select PINCONF select GPIOLIB select OF_GPIO select GPIOLIB_IRQCHIP help Say Y here to enable the at91 pinctrl driver config PINCTRL_AT91PIO4 bool "AT91 PIO4 pinctrl driver" depends on OF depends on HAS_IOMEM depends on ARCH_AT91 || COMPILE_TEST select PINMUX select GENERIC_PINCONF select GPIOLIB select GPIOLIB_IRQCHIP select OF_GPIO help Say Y here to enable the at91 pinctrl/gpio driver for Atmel PIO4 controller available on sama5d2 SoC. config PINCTRL_AXP209 tristate "X-Powers AXP209 PMIC pinctrl and GPIO Support" depends on MFD_AXP20X depends on OF select PINMUX select GENERIC_PINCONF select GPIOLIB help AXP PMICs provides multiple GPIOs that can be muxed for different functions. This driver bundles a pinctrl driver to select the function muxing and a GPIO driver to handle the GPIO when the GPIO function is selected. Say Y to enable pinctrl and GPIO support for the AXP209 PMIC. config PINCTRL_AW9523 tristate "Awinic AW9523/AW9523B I2C GPIO expander pinctrl driver" depends on OF && I2C select PINMUX select PINCONF select GENERIC_PINCONF select GPIOLIB select GPIOLIB_IRQCHIP select REGMAP select REGMAP_I2C help The Awinic AW9523/AW9523B is a multi-function I2C GPIO expander with PWM functionality. This driver bundles a pinctrl driver to select the function muxing and a GPIO driver to handle GPIO, when the GPIO function is selected. Say yes to enable pinctrl and GPIO support for the AW9523(B). config PINCTRL_BM1880 bool "Bitmain BM1880 Pinctrl driver" depends on OF && (ARCH_BITMAIN || COMPILE_TEST) default ARCH_BITMAIN select PINMUX help Pinctrl driver for Bitmain BM1880 SoC. config PINCTRL_CY8C95X0 tristate "Cypress CY8C95X0 I2C pinctrl and GPIO driver" depends on I2C select GPIOLIB select GPIOLIB_IRQCHIP select PINMUX select PINCONF select GENERIC_PINCONF select REGMAP_I2C help Support for 20/40/60 pin Cypress Cy8C95x0 pinctrl/gpio I2C expander. This driver can also be built as a module. If so, the module will be called pinctrl-cy8c95x0. config PINCTRL_DA850_PUPD tristate "TI DA850/OMAP-L138/AM18XX pull-up and pull-down groups" depends on OF && (ARCH_DAVINCI_DA850 || COMPILE_TEST) select PINCONF select GENERIC_PINCONF help Driver for TI DA850/OMAP-L138/AM18XX pinconf. Used to control pull-up and pull-down pin groups. config PINCTRL_DA9062 tristate "Dialog Semiconductor DA9062 PMIC pinctrl and GPIO Support" depends on MFD_DA9062 select GPIOLIB help The Dialog DA9062 PMIC provides multiple GPIOs that can be muxed for different functions. This driver bundles a pinctrl driver to select the function muxing and a GPIO driver to handle the GPIO when the GPIO function is selected. Say Y to enable pinctrl and GPIO support for the DA9062 PMIC. config PINCTRL_DIGICOLOR bool depends on ARCH_DIGICOLOR || COMPILE_TEST select PINMUX select GENERIC_PINCONF config PINCTRL_EQUILIBRIUM tristate "Generic pinctrl and GPIO driver for Intel Lightning Mountain SoC" depends on OF && HAS_IOMEM depends on X86 || COMPILE_TEST select PINMUX select PINCONF select GPIOLIB select GPIO_GENERIC select GPIOLIB_IRQCHIP select GENERIC_PINCONF select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS help Equilibrium driver is a pinctrl and GPIO driver for Intel Lightning Mountain network processor SoC that supports both the GPIO and pin control frameworks. It provides interfaces to setup pin muxing, assign desired pin functions, configure GPIO attributes for LGM SoC pins. Pin muxing and pin config settings are retrieved from device tree. config PINCTRL_GEMINI bool depends on ARCH_GEMINI default ARCH_GEMINI select PINMUX select GENERIC_PINCONF select MFD_SYSCON config PINCTRL_INGENIC bool "Pinctrl driver for the Ingenic JZ47xx SoCs" default MACH_INGENIC depends on OF depends on MIPS || COMPILE_TEST select GENERIC_PINCONF select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS select GPIOLIB select GPIOLIB_IRQCHIP select REGMAP_MMIO config PINCTRL_K210 bool "Pinctrl driver for the Canaan Kendryte K210 SoC" depends on RISCV && SOC_CANAAN_K210 && OF select GENERIC_PINMUX_FUNCTIONS select GENERIC_PINCONF select GPIOLIB select OF_GPIO select REGMAP_MMIO default SOC_CANAAN_K210 help Add support for the Canaan Kendryte K210 RISC-V SOC Field Programmable IO Array (FPIOA) controller. config PINCTRL_KEEMBAY tristate "Pinctrl driver for Intel Keem Bay SoC" depends on ARCH_KEEMBAY || (ARM64 && COMPILE_TEST) depends on HAS_IOMEM select PINMUX select PINCONF select GENERIC_PINCONF select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS select GPIOLIB select GPIOLIB_IRQCHIP select GPIO_GENERIC help This selects pin control driver for the Intel Keem Bay SoC. It provides pin config functions such as pull-up, pull-down, interrupt, drive strength, sec lock, Schmitt trigger, slew rate control and direction control. This module will be called as pinctrl-keembay. config PINCTRL_LANTIQ bool depends on LANTIQ select PINMUX select PINCONF config PINCTRL_FALCON bool depends on SOC_FALCON depends on PINCTRL_LANTIQ config PINCTRL_LOONGSON2 tristate "Pinctrl driver for the Loongson-2 SoC" depends on OF && (LOONGARCH || COMPILE_TEST) select PINMUX select GENERIC_PINCONF help This selects pin control driver for the Loongson-2 SoC. It provides pin config functions multiplexing. GPIO pin pull-up, pull-down functions are not supported. Say yes to enable pinctrl for Loongson-2 SoC. config PINCTRL_XWAY bool depends on SOC_TYPE_XWAY depends on PINCTRL_LANTIQ config PINCTRL_LPC18XX bool "NXP LPC18XX/43XX SCU pinctrl driver" depends on OF && (ARCH_LPC18XX || COMPILE_TEST) default ARCH_LPC18XX select PINMUX select GENERIC_PINCONF help Pinctrl driver for NXP LPC18xx/43xx System Control Unit (SCU). config PINCTRL_MAX77620 tristate "MAX77620/MAX20024 Pincontrol support" depends on MFD_MAX77620 && OF select PINMUX select GENERIC_PINCONF help Say Y here to enable Pin control support for Maxim MAX77620 PMIC. This PMIC has 8 GPIO pins that work as GPIO as well as special function in alternate mode. This driver also configure push-pull, open drain, FPS slots etc. config PINCTRL_MCP23S08_I2C tristate select REGMAP_I2C config PINCTRL_MCP23S08_SPI tristate select REGMAP_SPI config PINCTRL_MCP23S08 tristate "Microchip MCP23xxx I/O expander" depends on SPI_MASTER || I2C select GPIOLIB select GPIOLIB_IRQCHIP select GENERIC_PINCONF select PINCTRL_MCP23S08_I2C if I2C select PINCTRL_MCP23S08_SPI if SPI_MASTER help SPI/I2C driver for Microchip MCP23S08 / MCP23S17 / MCP23S18 / MCP23008 / MCP23017 / MCP23018 I/O expanders. This provides a GPIO interface supporting inputs and outputs and a corresponding interrupt-controller. config PINCTRL_MICROCHIP_SGPIO tristate "Pinctrl driver for Microsemi/Microchip Serial GPIO" depends on OF depends on HAS_IOMEM select GPIOLIB select GPIOLIB_IRQCHIP select GENERIC_PINCONF select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS select OF_GPIO help Support for the serial GPIO interface used on Microsemi and Microchip SoCs. By using a serial interface, the SIO controller significantly extends the number of available GPIOs with a minimum number of additional pins on the device. The primary purpose of the SIO controller is to connect control signals from SFP modules and to act as an LED controller. If compiled as a module, the module name will be pinctrl-microchip-sgpio. config PINCTRL_OCELOT tristate "Pinctrl driver for the Microsemi Ocelot and Jaguar2 SoCs" depends on OF depends on HAS_IOMEM select GPIOLIB select GPIOLIB_IRQCHIP select GENERIC_PINCONF select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS select OF_GPIO select REGMAP_MMIO help Support for the internal GPIO interfaces on Microsemi Ocelot and Jaguar2 SoCs. If conpiled as a module, the module name will be pinctrl-ocelot. config PINCTRL_PALMAS tristate "Pinctrl driver for the PALMAS Series MFD devices" depends on OF && MFD_PALMAS select PINMUX select GENERIC_PINCONF help Palmas device supports the configuration of pins for different functionality. This driver supports the pinmux, push-pull and open drain configuration for the Palmas series devices like TPS65913, TPS80036 etc. config PINCTRL_PEF2256 tristate "Lantiq PEF2256 (FALC56) pin controller driver" depends on OF && FRAMER_PEF2256 select PINMUX select PINCONF select GENERIC_PINCONF help This option enables the pin controller support for the Lantiq PEF2256 framer, also known as FALC56. If unsure, say N. To compile this driver as a module, choose M here: the module will be called pinctrl-pef2256. config PINCTRL_PIC32 bool "Microchip PIC32 pin controller driver" depends on OF depends on MACH_PIC32 select PINMUX select GENERIC_PINCONF select GPIOLIB_IRQCHIP select OF_GPIO help This is the pin controller and gpio driver for Microchip PIC32 microcontrollers. This option is selected automatically when specific machine and arch are selected to build. config PINCTRL_PIC32MZDA def_bool y if PIC32MZDA select PINCTRL_PIC32 config PINCTRL_PISTACHIO bool "IMG Pistachio SoC pinctrl driver" depends on OF && (MIPS || COMPILE_TEST) depends on GPIOLIB select PINMUX select GENERIC_PINCONF select GPIOLIB_IRQCHIP select OF_GPIO help This support pinctrl and GPIO driver for IMG Pistachio SoC. config PINCTRL_RK805 tristate "Pinctrl and GPIO driver for RK805 PMIC" depends on MFD_RK8XX select GPIOLIB select PINMUX select GENERIC_PINCONF help This selects the pinctrl driver for RK805. config PINCTRL_ROCKCHIP tristate "Rockchip gpio and pinctrl driver" depends on ARCH_ROCKCHIP || COMPILE_TEST depends on OF select GPIOLIB select PINMUX select GENERIC_PINCONF select GENERIC_IRQ_CHIP select MFD_SYSCON select OF_GPIO default ARCH_ROCKCHIP help This support pinctrl and GPIO driver for Rockchip SoCs. config PINCTRL_SINGLE tristate "One-register-per-pin type device tree based pinctrl driver" depends on OF depends on HAS_IOMEM select GENERIC_PINCTRL_GROUPS select GENERIC_PINMUX_FUNCTIONS select GENERIC_PINCONF help This selects the device tree based generic pinctrl driver. config PINCTRL_ST bool depends on OF select PINMUX select PINCONF select GPIOLIB_IRQCHIP config PINCTRL_STMFX tristate "STMicroelectronics STMFX GPIO expander pinctrl driver" depends on I2C depends on OF_GPIO select GENERIC_PINCONF select GPIOLIB_IRQCHIP select MFD_STMFX help Driver for STMicroelectronics Multi-Function eXpander (STMFX) GPIO expander. This provides a GPIO interface supporting inputs and outputs, and configuring push-pull, open-drain, and can also be used as interrupt-controller. config PINCTRL_SX150X bool "Semtech SX150x I2C GPIO expander pinctrl driver" depends on I2C=y select PINMUX select PINCONF select GENERIC_PINCONF select GPIOLIB select GPIOLIB_IRQCHIP select REGMAP help Say Y here to provide support for Semtech SX150x-series I2C GPIO expanders as pinctrl module. Compatible models include: - 8 bits: sx1508q, sx1502q - 16 bits: sx1509q, sx1506q config PINCTRL_TB10X bool depends on OF && ARC_PLAT_TB10X select GPIOLIB config PINCTRL_TPS6594 tristate "Pinctrl and GPIO driver for TI TPS6594 PMIC" depends on OF && MFD_TPS6594 default MFD_TPS6594 select PINMUX select GPIOLIB select REGMAP select GPIO_REGMAP select GENERIC_PINCONF help Say Y to select the pinmuxing and GPIOs driver for the TPS6594 PMICs chip family. This driver can also be built as a module called tps6594-pinctrl. config PINCTRL_ZYNQ bool "Pinctrl driver for Xilinx Zynq" depends on ARCH_ZYNQ select PINMUX select GENERIC_PINCONF help This selects the pinctrl driver for Xilinx Zynq. config PINCTRL_ZYNQMP tristate "Pinctrl driver for Xilinx ZynqMP" depends on ZYNQMP_FIRMWARE select PINMUX select GENERIC_PINCONF default ZYNQMP_FIRMWARE help This selects the pinctrl driver for Xilinx ZynqMP platform. This driver will query the pin information from the firmware and allow configuring the pins. Configuration can include the mux function to select on those pin(s)/group(s), and various pin configuration parameters such as pull-up, slew rate, etc. This driver can also be built as a module. If so, the module will be called pinctrl-zynqmp. config PINCTRL_MLXBF3 tristate "NVIDIA BlueField-3 SoC Pinctrl driver" depends on (MELLANOX_PLATFORM && ARM64) || COMPILE_TEST select PINMUX select GPIOLIB select GPIOLIB_IRQCHIP help Say Y to select the pinctrl driver for BlueField-3 SoCs. This pin controller allows selecting the mux function for each pin. This driver can also be built as a module called pinctrl-mlxbf3. source "drivers/pinctrl/actions/Kconfig" source "drivers/pinctrl/aspeed/Kconfig" source "drivers/pinctrl/bcm/Kconfig" source "drivers/pinctrl/berlin/Kconfig" source "drivers/pinctrl/cirrus/Kconfig" source "drivers/pinctrl/freescale/Kconfig" source "drivers/pinctrl/intel/Kconfig" source "drivers/pinctrl/mediatek/Kconfig" source "drivers/pinctrl/meson/Kconfig" source "drivers/pinctrl/mvebu/Kconfig" source "drivers/pinctrl/nomadik/Kconfig" source "drivers/pinctrl/nuvoton/Kconfig" source "drivers/pinctrl/nxp/Kconfig" source "drivers/pinctrl/pxa/Kconfig" source "drivers/pinctrl/qcom/Kconfig" source "drivers/pinctrl/realtek/Kconfig" source "drivers/pinctrl/renesas/Kconfig" source "drivers/pinctrl/samsung/Kconfig" source "drivers/pinctrl/spear/Kconfig" source "drivers/pinctrl/sprd/Kconfig" source "drivers/pinctrl/starfive/Kconfig" source "drivers/pinctrl/stm32/Kconfig" source "drivers/pinctrl/sunplus/Kconfig" source "drivers/pinctrl/sunxi/Kconfig" source "drivers/pinctrl/tegra/Kconfig" source "drivers/pinctrl/ti/Kconfig" source "drivers/pinctrl/uniphier/Kconfig" source "drivers/pinctrl/visconti/Kconfig" source "drivers/pinctrl/vt8500/Kconfig" endif