Kconfig - OpenGrok cross reference for /OK3568_Linux_fs/kernel/drivers/gpio/Kconfig

1 # SPDX-License-Identifier: GPL-2.0-only
18 	  You only need to enable this, if you also want to enable
26 	int "Maximum number of GPIOs for fast path"
55 	  These checks help ensure that GPIOs have been properly initialized
57 	  non-sleeping contexts.  They can make bitbanged serial protocols
65 	  Say Y here to add the legacy sysfs interface for GPIOs.
77 	  for GPIOs. The character device allows userspace to control GPIOs
115 	tristate "GPIO driver for 74xx-ICs with MMIO access"
119 	  Say yes here to support GPIO functionality for 74xx-compatible ICs
135 	  If driver is built as a module it will be called gpio-altera.
167 	  Select this option to enable GPIO driver for
194 	  Say yes here to enable GPIO support for Broadcom XGS iProc SoCs.
203 	  Say yes here to enable GPIO support for Broadcom STB (BCM7XXX) SoCs.
211 	  Say yes here to enable support for Cadence GPIO controller.
225 	  Say yes here to enable GPIO support for TI Davinci/Keystone SoCs.
259 	  Selecting this option will enable handling of GPIO pins present
281 	  Support for common GPIOs from the Faraday FTGPIO010 IP core, found in
285 	tristate "Generic memory-mapped GPIO controller support (MMIO platform device)"
288 	  Say yes here to support basic platform_device memory-mapped GPIO controllers.
316 	  ICH-based chipsets.  Currently supported devices: ICH6, ICH7, ICH8
334 	depends on ARM # For <asm/mach-types.h>
352 	bool "Loongson-2/3 GPIO support"
355 	  driver for GPIO functionality on Loongson-2F/3A/3B processors.
363 	  Select this option to enable GPIO driver for
370 	  Select this option to enable GPIO driver for
386 	bool "Lantiq Memory mapped GPIOs"
389 	  This enables support for memory mapped GPIOs on the External Bus Unit
390 	  (EBU) found on Lantiq SoCs. The gpios are output only as they are
406 	  MPC512x/831x/834x/837x/8572/8610/QorIQ GPIOs.
442 	  Say yes here to support the on-chip GPIO lines on the OCTEON
452 	  Say yes here to enable GPIO support for TI OMAP SoCs.
477 	tristate "Renesas R-Car GPIO"
481 	  Say yes here to support GPIO on Renesas R-Car SoCs.
495 	  A 32-bit single register GPIO fixed in/out implementation.  This
512 	  Say yes here to use the PIOBU pins as GPIOs.
514 	  PIOBU pins on the SAMA5D2 can be used as GPIOs.
515 	  The difference from regular GPIOs is that they
516 	  maintain their value during backup/self-refresh.
534 	  via a SIOX bus and have a number of fixed-direction I/O lines.
541 	  This driver supports GPIOs via CREG on various Synopsys SoCs.
542 	  This is a single-register MMIO GPIO driver for complex cases
570 	bool "XWAY STP GPIOs"
577 	  Some of the gpios/leds can be auto updated by the soc with dsl and
611 	tristate "TS-4800 DIO blocks and compatibles"
616 	  This driver support TS-4800 FPGA GPIO controllers.
619 	tristate "Cavium ThunderX/OCTEON-TX GPIO"
626 	  Say yes here to support the on-chip GPIO lines on the ThunderX
627 	  and OCTEON-TX families of SoCs.
635 	  Say yes here to support UniPhier GPIOs.
642 	  Say yes here to support Vybrid vf610 GPIOs.
645 	tristate "NEC VR4100 series General-purpose I/O Uint support"
648 	  Say yes here to support the NEC VR4100 series General-purpose I/O Uint
670 	bool "APM X-Gene GPIO controller support"
673 	  This driver is to support the GPIO block within the APM X-Gene SoC
676 	  here to enable the GFC GPIO functionality.
679 	tristate "APM X-Gene GPIO standby controller support"
685 	  This driver supports the GPIO block within the APM X-Gene
686 	  Standby Domain. Say yes here to enable the GPIO functionality.
715 	bool "LSI ZEVIO SoC memory mapped GPIOs"
742 	tristate "GPIO support for AMD Fusion Controller Hub (G-series SOCs)"
745 	  as found on G-series SOCs (eg. GX-412TC)
752 menu "Port-mapped I/O GPIO drivers"
756 	tristate "ACCES 104-DIO-48E GPIO support"
761 	  Enables GPIO support for the ACCES 104-DIO-48E series (104-DIO-48E,
762 	  104-DIO-24E). The base port addresses for the devices may be
767 	tristate "ACCES 104-IDIO-16 GPIO support"
772 	  Enables GPIO support for the ACCES 104-IDIO-16 family (104-IDIO-16,
773 	  104-IDIO-16E, 104-IDO-16, 104-IDIO-8, 104-IDIO-8E, 104-IDO-8). The
779 	tristate "ACCES 104-IDI-48 GPIO support"
784 	  Enables GPIO support for the ACCES 104-IDI-48 family (104-IDI-48A,
785 	  104-IDI-48AC, 104-IDI-48B, 104-IDI-48BC). The base port addresses for
793 	  This option enables support for GPIOs found on Fintek Super-I/O
797 	  be called f7188x-gpio.
800 	tristate "Diamond Systems GPIO-MM GPIO support"
804 	  Enables GPIO support for the Diamond Systems GPIO-MM and GPIO-MM-12.
806 	  The Diamond Systems GPIO-MM device features 48 lines of digital I/O
835 	  The Intel SCH contains a total of 14 GPIO pins. Ten GPIOs are
837 	  modes (S3 and higher). The remaining four GPIOs are powered by
838 	  the Intel SCH suspend power supply. These GPIOs remain
839 	  active during S3. The suspend powered GPIOs can be used to wake the
840 	  system from the Suspend-to-RAM state.
842 	  The Intel Tunnel Creek processor has 5 GPIOs powered by the
846 	  Twenty-one are powered by the core power rail and 9 from the
849 	  The Intel Quark X1000 SoC has 2 GPIOs powered by the core
855 	  Driver to enable the GPIOs found on SMSC SMSC SCH3112, SCH3114 and
859 	  be called gpio-sch311x.
862 	tristate "TS-5500 DIO blocks and compatibles"
867 	  blocks of the TS-5500: DIO1, DIO2 and the LCD port, and the TS-5600
874 	  This option enables support for GPIOs found on Winbond Super I/O
879 	  You will need to provide a module parameter "gpios", or a
880 	  boot-time parameter "gpio_winbond.gpios" with a bitmask of GPIO
881 	  ports to enable (bit 0 is GPIO1, bit 1 is GPIO2, etc.).
884 	  be called gpio-winbond.
904 	  This option enables support for 18 GPIOs found
912 	  Say yes here to enable the adp5588 to be used as an interrupt
916 	tristate "Avionic Design N-bit GPIO expander"
920 	  This option enables support for N GPIOs found on Avionic Design
935 	  use, and assign numbers to the GPIOs they expose.  Those GPIOs
937 	  other GPIOs, but only accessible from task contexts.
939 	  This driver provides an in-kernel interface to those GPIOs using
940 	  platform-neutral GPIO calls.
947 	  Expander. This is used at least on the Cambria GW2358-4.
953 	  GPIO driver for Maxim MAX7300 I2C-based GPIO expander.
956 	tristate "MAX7319, MAX7320-7327 I2C Port Expanders"
958 	  Say yes here to support the MAX7319, MAX7320-7327 series of I2C
960 	  Input (designated by 'I'), Push-Pull Output ('O'), or Open-Drain
971 	  number for these GPIOs.
978 	  Say yes here to enable the max732x to be used as an interrupt
985 	  Select this to enable the MC9S08DZ60 GPIO driver
991 	  Say yes here to provide access to several register-oriented
1012 	  Say yes here to enable the pca953x to be used as an interrupt
1016 	tristate "PCA9570 4-Bit I2C GPO expander"
1018 	  Say yes here to enable the GPO driver for the NXP PCA9570 chip.
1021 	  be called gpio-pca9570.
1028 	  Say yes here to provide access to most "quasi-bidirectional" I2C
1041 	  use, and assign numbers to the GPIOs they expose.  Those GPIOs
1043 	  other GPIOs, but only accessible from task contexts.
1045 	  This driver provides an in-kernel interface to those GPIOs using
1046 	  platform-neutral GPIO calls.
1049 	tristate "TPIC2810 8-Bit I2C GPO expander"
1051 	  Say yes here to enable the GPO driver for the TI TPIC2810 chip.
1054 	  be called gpio-tpic2810.
1062 	  Series supported include TS-4100, TS-4900, TS-7970 and TS-7990.
1072 	  This option enables support for on-chip GPIO found
1087 	  Support for GPIOs on Wolfson Arizona class devices.
1093 	  Support for GPIOs on ROHM BD70528 PMIC. There are four GPIOs
1094 	  available on the ROHM PMIC in total. The GPIOs can also
1098 	  will be called gpio-bd70528.
1104 	  Support for GPIOs on ROHM BD71828 PMIC. There are three GPIOs
1105 	  available on the ROHM PMIC in total. The GPIOs are limited to
1107 	  OTP. Enable this only if you want to use these pins as outputs.
1110 	  will be called gpio-bd71828.
1116 	  Support for GPIOs on ROHM BD9571 PMIC. There are two GPIOs
1121 	  will be called gpio-bd9571mwv.
1134 	  called gpio-crystalcove.
1151 	  Say yes here to enable the GPIO driver for the DA9052 chip.
1157 	  Say yes here to enable the GPIO driver for the DA9055 chip.
1162 	  If driver is built as a module it will be called gpio-da9055.
1170 	  Select this option to enable GPIO driver for the Diolan DLN2
1174 	  will be called gpio-dln2.
1185 	tristate "Janz VMOD-TTL Digital IO Module"
1188 	  This enables support for the Janz VMOD-TTL Digital IO module.
1200 	  called gpio-kempld.
1207 	  LP3943 can be used as a GPIO expander which provides up to 16 GPIOs.
1218 	  called gpio-lp873x.
1224 	  This driver supports the GPIO on TI Lp873565 PMICs. 3 GPIOs are present
1228 	  called gpio-lp87565.
1234 	  Support for GPIOs on Cirrus Logic Madera class codecs.
1242 	  MAX77620 PMIC has 8 pins that can be configured as GPIOs. The
1243 	  driver also provides interrupt support for each of the gpios.
1244 	  Say yes here to enable the max77620 to be used as gpio controller.
1257 	  Enable support for GPIO on intel MSIC controllers found in
1264 	  Select this option to enable GPIO driver for the TI PALMAS
1271 	  Select this option to enable GPIO driver for the Ricoh RC5T583
1283 	  This enables support for the GPIOs found on the Kontron sl28 CPLD.
1286 	  called gpio-sl28cpld.
1289 	bool "STMPE GPIOs"
1294 	  This enables support for the GPIOs found on the STMPE I/O
1298 	bool "TC3589X GPIOs"
1303 	  This enables support for the GPIOs found on the TC3589X
1322 	  Select this option to enable GPIO driver for the TPS65218
1329 	  Select this option to enable GPIO driver for the TPS6586X
1336 	  Select this option to enable GPIO driver for the TPS65910
1349 	  Select this option to enable GPIO driver for the TPS68470
1351 	  There are 7 GPIOs and few sensor related GPIOs supported
1352 	  by the TPS68470. While the 7 GPIOs can be configured as
1353 	  input or output as appropriate, the sensor related GPIOs
1354 	  are "output only" GPIOs.
1361 	tristate "TQ-Systems QTMX86 GPIO"
1369 	tristate "TWL4030, TWL5030, and TPS659x0 GPIOs"
1372 	  Say yes here to access the GPIO signals of various multi-function
1400 	  called gpio-wcove.
1403 	tristate "WM831x GPIOs"
1410 	tristate "WM8350 GPIOs"
1417 	tristate "WM8994 GPIOs"
1448 	  This chip can be found on Miro, Hauppauge and STB TV-cards.
1453 	  Documentation/driver-api/gpio/bt8xxgpio.rst
1492 	  Hub) which is for IVI(In-Vehicle Infotainment) use.
1512 	tristate "ACCES PCI-IDIO-16 GPIO support"
1515 	  Enables GPIO support for the ACCES PCI-IDIO-16. An interrupt is
1521 	tristate "ACCES PCIe-IDIO-24 GPIO support"
1524 	  Enables GPIO support for the ACCES PCIe-IDIO-24 family (PCIe-IDIO-24,
1525 	  PCIe-IDI-24, PCIe-IDO-24, PCIe-IDIO-12). An interrupt is generated
1531 	tristate "RDC R-321x GPIO support"
1535 	  Support for the RDC R321x SoC GPIOs over southbridge
1552 	tristate "74x164 serial-in/parallel-out 8-bits shift register"
1555 	  Driver for 74x164 compatible serial-in/parallel-out 8-outputs
1564 	  MAX31953 and MAX31963 industrial serializer, a daisy-chainable
1573 	  GPIO driver for Maxim MAX7301 SPI-based GPIO expander.
1576 	tristate "Freescale MC33880 high-side/low-side switch"
1578 	  SPI driver for Freescale MC33880 high-side/low-side switch.
1582 	tristate "Generic parallel-in/serial-out shift register"
1584 	  GPIO driver for SPI compatible parallel-in/serial-out shift
1588 	tristate "EXAR XRA1403 16-bit GPIO expander"
1591 	  GPIO driver for EXAR XRA1403 16-bit SPI-based GPIO expander.
1598 	  This is the driver needed for configuring the GPIOs via the Moxtet
1600 	  so that phylink can use corresponding GPIOs.
1623 	  Say yes here to enable the GPIO Aggregator, which provides a way to
1626 	    - Assign permissions for a collection of GPIO lines to a user,
1627 	    - Export a collection of GPIO lines to a virtual machine,
1628 	    - Provide a generic driver for a GPIO-operated device in an
1640 	  tools/testing/selftests/gpio/gpio-mockup.sh. Reference the usage in