Kconfig - OpenGrok cross reference for /linux-6.12.1/drivers/gpio/Kconfig

1 # SPDX-License-Identifier: GPL-2.0-only
47 	  this symbol, but new drivers should use the generic gpio-regmap
57 	  non-sleeping contexts.  They can make bitbanged serial protocols
117 # This symbol is selected by both I2C and SPI expanders
127 	  Enables support for the idio-16 library functions. The idio-16 library
129 	  ACCES IDIO-16 family such as the 104-IDIO-16 and the PCI-IDIO-16.
131 	  If built as a module its name will be gpio-idio-16.
137 	tristate "GPIO driver for 74xx-ICs with MMIO access"
141 	  Say yes here to support GPIO functionality for 74xx-compatible ICs
158 	  If driver is built as a module it will be called gpio-altera.
319 	tristate "Generic memory-mapped GPIO controller support (MMIO platform device)"
322 	  Say yes here to support basic platform_device memory-mapped GPIO controllers.
325 	tristate "Intel Granite Rapids-D vGPIO support"
332 	  - Intel Granite Rapids-D
340 	  be called gpio-graniterapids.
359 	  This GPIO controller supports double-edge interrupt and multi-core
378 	  ICH-based chipsets.  Currently supported devices: ICH6, ICH7, ICH8
409 	bool "Loongson-2/3 GPIO support"
412 	  Driver for GPIO functionality on Loongson-2F/3A/3B processors.
461 	  created by attaching a 16-bit latch to the bus.
509 	bool "Nomadik GPIO driver"
513 	  Say yes here to support the Nomadik SoC GPIO block. This block is also
532 	  Say yes here to support the on-chip GPIO lines on the OCTEON
559 	tristate "Renesas R-Car and RZ/G GPIO support"
563 	  Say yes here to support GPIO on Renesas R-Car or RZ/G SoCs.
583 	  are grouped in four 8-bit wide ports.
590 	  A 32-bit single register GPIO fixed in/out implementation.  This
626 	  maintain their value during backup/self-refresh.
644 	  via a SIOX bus and have a number of fixed-direction I/O lines.
652 	  This is a single-register MMIO GPIO driver for complex cases
694 	   - Elkhart Lake
695 	   - Merrifield
697 	  If built as a module its name will be gpio-tangier.
726 	tristate "TS-4800 DIO blocks and compatibles"
731 	  This driver support TS-4800 FPGA GPIO controllers.
734 	tristate "Cavium ThunderX/OCTEON-TX GPIO"
741 	  Say yes here to support the on-chip GPIO lines on the ThunderX
742 	  and OCTEON-TX families of SoCs.
778 	bool "APM X-Gene GPIO controller support"
781 	  This driver is to support the GPIO block within the APM X-Gene SoC
787 	tristate "APM X-Gene GPIO standby controller support"
793 	  This driver supports the GPIO block within the APM X-Gene
836 	tristate "ZynqMP ps-mode pin GPIO configuration driver"
840 	  Say yes here to support the ZynqMP ps-mode pin GPIO configuration
843 	  This ps-mode pin GPIO driver is based on GPIO framework. PS_MODE
844 	  is 4-bits boot mode pins. It sets and gets the status of
845 	  the ps-mode pin. Every pin can be configured as input/output.
855 	tristate "GPIO support for AMD Fusion Controller Hub (G-series SOCs)"
858 	  as found on G-series SOCs (e.g. GX-412TC).
861 	  needs to be provided with platform-specific configuration.
872 	  ARMv7-based SoCs.
881 	  IDT 79RC3243X-based devices like Mikrotik RB532.
884 	  be called gpio-idt3243x.
888 menu "Port-mapped I/O GPIO drivers"
914 	  If built as a module its name will be gpio-i8255.
917 	tristate "ACCES 104-DIO-48E GPIO support"
926 	  Enables GPIO support for the ACCES 104-DIO-48E series (104-DIO-48E,
927 	  104-DIO-24E). The base port addresses for the devices may be
932 	tristate "ACCES 104-IDIO-16 GPIO support"
938 	  Enables GPIO support for the ACCES 104-IDIO-16 family (104-IDIO-16,
939 	  104-IDIO-16E, 104-IDO-16, 104-IDIO-8, 104-IDIO-8E, 104-IDO-8). The
945 	tristate "ACCES 104-IDI-48 GPIO support"
953 	  Enables GPIO support for the ACCES 104-IDI-48 family (104-IDI-48A,
954 	  104-IDI-48AC, 104-IDI-48B, 104-IDI-48BC). The base port addresses for
960 	tristate "Fintek and Nuvoton Super-I/O GPIO support"
962 	  This option enables support for GPIOs found on Fintek Super-I/O
964 	  As well as Nuvoton Super-I/O chip NCT6126D.
967 	  be called f7188x-gpio.
970 	tristate "Diamond Systems GPIO-MM GPIO support"
976 	  Enables GPIO support for the Diamond Systems GPIO-MM and GPIO-MM-12.
978 	  The Diamond Systems GPIO-MM device features 48 lines of digital I/O
1011 	  active during S3. The suspend-powered GPIOs can be used to wake the
1012 	  system from the Suspend-to-RAM state.
1018 	  Twenty-one are powered by the core power rail and 9 from the
1031 	  be called gpio-sch311x.
1034 	tristate "TS-5500 DIO blocks and compatibles"
1039 	  blocks of the TS-5500: DIO1, DIO2 and the LCD port, and the TS-5600
1052 	  boot-time parameter "gpio_winbond.gpios" with a bitmask of GPIO
1056 	  be called gpio-winbond.
1073 menu "I2C GPIO expanders"
1074 	depends on I2C
1077 	tristate "Avionic Design N-bit GPIO expander"
1082 	  I2C GPIO expanders. The register space will be extended by powers
1089 	tristate "FXL6408 I2C GPIO expander"
1096 	  be called gpio-fxl6408.
1099 	tristate "DS4520 I2C GPIO expander"
1103 	  GPIO driver for ADI DS4520 I2C-based GPIO expander.
1107 	  be called gpio-ds4520.
1113 	  Say yes here to provide access to the Gateworks I2C PLD GPIO
1114 	  Expander. This is used at least on the Cambria GW2358-4.
1120 	  GPIO driver for Maxim MAX7300 I2C-based GPIO expander.
1123 	tristate "MAX7319, MAX7320-7327 I2C Port Expanders"
1125 	  Say yes here to support the MAX7319, MAX7320-7327 series of I2C
1127 	  Input (designated by 'I'), Push-Pull Output ('O'), or Open-Drain
1152 	  Say yes here to provide access to several register-oriented
1177 	tristate "PCA9570 4-Bit I2C GPO expander"
1182 	  be called gpio-pca9570.
1185 	tristate "PCF857x, PCA{85,96}7x, and MAX732[89] I2C GPIO expanders"
1189 	  Say yes here to provide access to most "quasi-bidirectional" I2C
1206 	  This driver provides an in-kernel interface to those GPIOs using
1207 	  platform-neutral GPIO calls.
1210 	tristate "TPIC2810 8-Bit I2C GPO expander"
1215 	  be called gpio-tpic2810.
1218 	tristate "Technologic Systems FPGA I2C GPIO"
1223 	  Series supported include TS-4100, TS-4900, TS-7970 and TS-7990.
1233 	  This option enables support for on-chip GPIO found
1265 	  will be called gpio-bd71815.
1277 	  will be called gpio-bd71828.
1288 	  will be called gpio-bd9571mwv.
1298 	  will be called gpio-cros-ec.
1307 	  Say Yes if you have a Intel SoC-based tablet with Crystal Cove PMIC
1311 	  called gpio-crystalcove.
1339 	  If driver is built as a module it will be called gpio-da9055.
1351 	  will be called gpio-dln2.
1370 	  be called gpio-elkhartlake.
1373 	tristate "Janz VMOD-TTL Digital IO Module"
1376 	  This enables support for the Janz VMOD-TTL Digital IO module.
1388 	  called gpio-kempld.
1400 	  will be called gpio-ljca.
1418 	  called gpio-lp873x.
1428 	  called gpio-lp87565.
1487 	  called gpio-sl28cpld.
1520 	  they are input-only or output-only type.
1523 	  module will be called gpio-tn48m.
1580 	  There are 7 GPIOs and few sensor-related GPIOs supported
1586 	tristate "TQ-Systems TQMx86 GPIO"
1597 	  Say yes here to access the GPIO signals of various multi-function
1614 	  Say Yes if you have an Intel SoC-based tablet with Whiskey Cove PMIC
1618 	  called gpio-wcove.
1666 	  This chip can be found on Miro, Hauppauge and STB TV-cards.
1671 	  Documentation/driver-api/gpio/bt8xxgpio.rst
1706 	  This controller should be used in parallel with pinctrl-mlxbf3 to
1708 	  This driver can also be built as a module called mlxbf3-gpio.
1717 	  Hub) which is for IVI (In-Vehicle Infotainment) use.
1737 	tristate "ACCES PCI-IDIO-16 GPIO support"
1741 	  Enables GPIO support for the ACCES PCI-IDIO-16. An interrupt is
1747 	tristate "ACCES PCIe-IDIO-24 GPIO support"
1753 	  Enables GPIO support for the ACCES PCIe-IDIO-24 family (PCIe-IDIO-24,
1754 	  PCIe-IDI-24, PCIe-IDO-24, PCIe-IDIO-12). An interrupt is generated
1760 	tristate "RDC R-321x GPIO support"
1781 	tristate "74x164 serial-in/parallel-out 8-bits shift register"
1784 	  Driver for 74x164 compatible serial-in/parallel-out 8-outputs
1793 	  MAX31953 and MAX31963 industrial serializer, a daisy-chainable
1802 	  GPIO driver for Maxim MAX7301 SPI-based GPIO expander.
1805 	tristate "Freescale MC33880 high-side/low-side switch"
1807 	  SPI driver for Freescale MC33880 high-side/low-side switch.
1811 	tristate "Generic parallel-in/serial-out shift register"
1813 	  GPIO driver for SPI compatible parallel-in/serial-out shift
1817 	tristate "EXAR XRA1403 16-bit GPIO expander"
1820 	  GPIO driver for EXAR XRA1403 16-bit SPI-based GPIO expander.
1857 	    - Assign permissions for a collection of GPIO lines to a user,
1858 	    - Export a collection of GPIO lines to a virtual machine,
1859 	    - Provide a generic driver for a GPIO-operated device in an
1873 	  This module is DEPRECATED. Please consider using gpio-sim instead.
1878 	  tools/testing/selftests/gpio/gpio-mockup.sh. Reference the usage in
1886 	  Say Y here to enable guest support for virtio-based GPIO controllers.
1896 	  This enables the GPIO simulator - a configfs-based GPIO testing
1908 	  GPIOs. Use the 'tools/gpio/gpio-sloppy-logic-analyzer' script with
1911 	  analyzer which can be affected by latencies, non-deterministic code
1916 	  'gpio-sloppy-logic-analyzer'.
1924 	  Say Y here to enable the configurable, configfs-based virtual GPIO
1928 	  hot-unplug handling in GPIOLIB.