overriding the default implementations. New uses of this are
strongly discouraged.
-config ARCH_WANT_OPTIONAL_GPIOLIB
- bool
- help
- Select this config option from the architecture Kconfig, if
- it is possible to use gpiolib on the architecture, but let the
- user decide whether to actually build it or not.
- Select this instead of ARCH_REQUIRE_GPIOLIB, if your architecture does
- not depend on GPIOs being available, but rather let the user
- decide whether he needs it or not.
-
-config ARCH_REQUIRE_GPIOLIB
- bool
- select GPIOLIB
- help
- Platforms select gpiolib if they use this infrastructure
- for all their GPIOs, usually starting with ones integrated
- into SOC processors.
- Selecting this from the architecture code will cause the gpiolib
- code to always get built in.
-
-
menuconfig GPIOLIB
bool "GPIO Support"
select ANON_INODES
if GPIOLIB
-config GPIO_DEVRES
- def_bool y
- depends on HAS_IOMEM
-
config OF_GPIO
def_bool y
depends on OF
exported to userspace; this can be useful when debugging.
config GPIO_GENERIC
+ depends on HAS_IOMEM # Only for IOMEM drivers
tristate
# put drivers in the right section, in alphabetical order
tristate
menu "Memory mapped GPIO drivers"
+ depends on HAS_IOMEM
config GPIO_74XX_MMIO
tristate "GPIO driver for 74xx-ICs with MMIO access"
driver for GPIO functionality on Promontory IOHub
Require ACPI ASL code to enumerate as a platform device.
+config GPIO_ASPEED
+ tristate "Aspeed GPIO support"
+ depends on (ARCH_ASPEED || COMPILE_TEST) && OF_GPIO
+ select GPIOLIB_IRQCHIP
+ help
+ Say Y here to support Aspeed AST2400 and AST2500 GPIO controllers.
+
config GPIO_ATH79
tristate "Atheros AR71XX/AR724X/AR913X GPIO support"
default y if ATH79
Select this option to enable GPIO driver for
Atheros AR71XX/AR724X/AR913X SoC devices.
+config GPIO_AXP209
+ tristate "X-Powers AXP209 PMIC GPIO Support"
+ depends on MFD_AXP20X
+ help
+ Say yes to enable GPIO support for the AXP209 PMIC
+
+config GPIO_BCM_EXP
+ bool "Broadcom Exp GPIO"
+ depends on OF_GPIO && RASPBERRYPI_FIRMWARE && (ARCH_BCM2835 || COMPILE_TEST)
+ help
+ Turn on GPIO support for Broadcom chips using the firmware mailbox
+ to communicate with VideoCore on BCM283x chips.
+
config GPIO_BCM_KONA
bool "Broadcom Kona GPIO"
depends on OF_GPIO && (ARCH_BCM_MOBILE || COMPILE_TEST)
help
Turn on GPIO support for Broadcom "Kona" chips.
+config GPIO_BCM_VIRT
+ bool "Broadcom Virt GPIO"
+ depends on OF_GPIO && RASPBERRYPI_FIRMWARE && (ARCH_BCM2835 || COMPILE_TEST)
+ help
+ Turn on virtual GPIO support for Broadcom BCM283X chips.
+
config GPIO_BRCMSTB
tristate "BRCMSTB GPIO support"
default y if (ARCH_BRCMSTB || BMIPS_GENERIC)
config GPIO_EM
tristate "Emma Mobile GPIO"
- depends on ARM && OF_GPIO
+ depends on (ARCH_EMEV2 || COMPILE_TEST) && OF_GPIO
help
Say yes here to support GPIO on Renesas Emma Mobile SoCs.
config GPIO_IOP
tristate "Intel IOP GPIO"
- depends on ARM && (ARCH_IOP32X || ARCH_IOP33X)
+ depends on ARCH_IOP32X || ARCH_IOP33X || COMPILE_TEST
+ select GPIO_GENERIC
help
Say yes here to support the GPIO functionality of a number of Intel
IOP32X or IOP33X.
(EBU) found on Lantiq SoCs. The gpios are output only as they are
created by attaching a 16bit latch to the bus.
+config GPIO_MOCKUP
+ tristate "GPIO Testing Driver"
+ depends on GPIOLIB && SYSFS
+ select GPIO_SYSFS
+ help
+ This enables GPIO Testing driver, which provides a way to test GPIO
+ subsystem through sysfs(or char device) and debugfs. GPIO_SYSFS
+ must be selected for this test.
+ User could use it through the script in
+ tools/testing/selftests/gpio/gpio-mockup.sh. Reference the usage in
+ it.
+
config GPIO_MOXART
bool "MOXART GPIO support"
depends on ARCH_MOXART || COMPILE_TEST
config GPIO_VX855
tristate "VIA VX855/VX875 GPIO"
- depends on PCI
+ depends on (X86 || COMPILE_TEST) && PCI
select MFD_CORE
select MFD_VX855
help
config GPIO_ZX
bool "ZTE ZX GPIO support"
+ depends on ARCH_ZX || COMPILE_TEST
select GPIOLIB_IRQCHIP
help
Say yes here to support the GPIO device on ZTE ZX SoCs.
To compile this driver as a module, choose M here: the module will
be called f7188x-gpio.
+config GPIO_GPIO_MM
+ tristate "Diamond Systems GPIO-MM GPIO support"
+ depends on ISA_BUS_API
+ help
+ Enables GPIO support for the Diamond Systems GPIO-MM and GPIO-MM-12.
+
+ The Diamond Systems GPIO-MM device features 48 lines of digital I/O
+ via the emulation of dual 82C55A PPI chips. This driver provides GPIO
+ support for these 48 channels of digital I/O.
+
+ The base port addresses for the devices may be configured via the base
+ array module parameter.
+
config GPIO_IT87
tristate "IT87xx GPIO support"
help
config GPIO_SCH
tristate "Intel SCH/TunnelCreek/Centerton/Quark X1000 GPIO"
- depends on PCI
+ depends on (X86 || COMPILE_TEST) && PCI
select MFD_CORE
select LPC_SCH
help
platform-neutral GPIO calls.
config GPIO_SX150X
- bool "Semtech SX150x I2C GPIO expander"
- depends on I2C=y
- select GPIOLIB_IRQCHIP
+ bool "Semtech SX150x I2C GPIO expander (deprecated)"
+ depends on PINCTRL && I2C=y
+ select PINCTRL_SX150X
default n
help
- Say yes here to provide support for Semtech SX150-series I2C
- GPIO expanders. Compatible models include:
-
- 8 bits: sx1508q
- 16 bits: sx1509q
+ Say yes here to provide support for Semtech SX150x-series I2C
+ GPIO expanders. The GPIO driver was replaced by a Pinctrl version.
config GPIO_TPIC2810
tristate "TPIC2810 8-Bit I2C GPO expander"
To compile this driver as a module, choose M here: the module will
be called gpio-tpic2810.
+config GPIO_TS4900
+ tristate "Technologic Systems FPGA I2C GPIO"
+ depends on SOC_IMX6 || COMPILE_TEST
+ select REGMAP_I2C
+ help
+ Say yes here to enabled the GPIO driver for Technologic's FPGA core.
+ Series supported include TS-4100, TS-4900, TS-7970 and TS-7990.
+
endmenu
menu "MFD GPIO expanders"
This option enables support for on-chip GPIO found
on Analog Devices ADP5520 PMICs.
+config GPIO_ALTERA_A10SR
+ tristate "Altera Arria10 System Resource GPIO"
+ depends on MFD_ALTERA_A10SR
+ help
+ Driver for Arria10 Development Kit GPIO expansion which
+ includes reads of pushbuttons and DIP switches as well
+ as writes to LEDs.
+
config GPIO_ARIZONA
tristate "Wolfson Microelectronics Arizona class devices"
depends on MFD_ARIZONA
config GPIO_CRYSTAL_COVE
tristate "GPIO support for Crystal Cove PMIC"
- depends on INTEL_SOC_PMIC
+ depends on (X86 || COMPILE_TEST) && INTEL_SOC_PMIC
select GPIOLIB_IRQCHIP
help
Support for GPIO pins on Crystal Cove PMIC.
config GPIO_CS5535
tristate "AMD CS5535/CS5536 GPIO support"
+ depends on X86 || MIPS || COMPILE_TEST
depends on MFD_CS5535
help
The AMD CS5535 and CS5536 southbridges support 28 GPIO pins that
This driver can also be built as a module. If so, the module
will be called gpio-dln2.
+config HTC_EGPIO
+ bool "HTC EGPIO support"
+ depends on GPIOLIB && ARM
+ help
+ This driver supports the CPLD egpio chip present on
+ several HTC phones. It provides basic support for input
+ pins, output pins, and irqs.
+
config GPIO_JANZ_TTL
tristate "Janz VMOD-TTL Digital IO Module"
depends on MFD_JANZ_CMODIO
LP3943 can be used as a GPIO expander which provides up to 16 GPIOs.
Open drain outputs are required for this usage.
+config GPIO_LP873X
+ tristate "TI LP873X GPO"
+ depends on MFD_TI_LP873X
+ help
+ This driver supports the GPO on TI Lp873x PMICs. 2 GPOs are present
+ on LP873X PMICs.
+
+ This driver can also be built as a module. If so, the module will be
+ called gpio-lp873x.
+
config GPIO_MAX77620
tristate "GPIO support for PMIC MAX77620 and MAX20024"
depends on MFD_MAX77620
config GPIO_MSIC
bool "Intel MSIC mixed signal gpio support"
- depends on MFD_INTEL_MSIC
+ depends on (X86 || COMPILE_TEST) && MFD_INTEL_MSIC
help
Enable support for GPIO on intel MSIC controllers found in
intel MID devices
This enables support for the Philips UCB1400 GPIO pins.
The UCB1400 is an AC97 audio codec.
+config GPIO_WHISKEY_COVE
+ tristate "GPIO support for Whiskey Cove PMIC"
+ depends on (X86 || COMPILE_TEST) && INTEL_SOC_PMIC
+ select GPIOLIB_IRQCHIP
+ help
+ Support for GPIO pins on Whiskey Cove PMIC.
+
+ Say Yes if you have a Intel SoC based tablet with Whiskey Cove PMIC
+ inside.
+
+ This driver can also be built as a module. If so, the module will be
+ called gpio-wcove.
+
config GPIO_WM831X
tristate "WM831x GPIOs"
depends on MFD_WM831X
config GPIO_AMD8111
tristate "AMD 8111 GPIO driver"
+ depends on X86 || COMPILE_TEST
help
The AMD 8111 south bridge contains 32 GPIO pins which can be used.
config GPIO_ML_IOH
tristate "OKI SEMICONDUCTOR ML7213 IOH GPIO support"
+ depends on X86 || COMPILE_TEST
select GENERIC_IRQ_CHIP
help
ML7213 is companion chip for Intel Atom E6xx series.
projects / mirror_ubuntu-zesty-kernel.git / blobdiff