diff options
Diffstat (limited to 'drivers/gpio/Kconfig')
| -rw-r--r-- | drivers/gpio/Kconfig | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index b50d0b470849..3dbddec07028 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -103,6 +103,15 @@ config GPIO_REGMAP select REGMAP tristate +config GPIO_SWNODE_UNDEFINED + bool + help + This adds a special place holder for software nodes to contain an + undefined GPIO reference, this is primarily used by SPI to allow a + list of GPIO chip selects to mark a certain chip select as being + controlled the SPI device's internal chip select mechanism and not + a GPIO. + # put drivers in the right section, in alphabetical order # This symbol is selected by both I2C and SPI expanders @@ -312,6 +321,24 @@ config GPIO_GENERIC_PLATFORM help Say yes here to support basic platform_device memory-mapped GPIO controllers. +config GPIO_GRANITERAPIDS + tristate "Intel Granite Rapids-D vGPIO support" + depends on X86 || COMPILE_TEST + select GPIOLIB_IRQCHIP + help + Select this to enable virtual GPIO support on platforms with the + following SoCs: + + - Intel Granite Rapids-D + + The driver enables basic GPIO functionality and implements interrupt + support. The virtual GPIO driver controls GPIO lines via a firmware + interface. The physical GPIO pins reside on device that is external + from the main SoC package, such as a BMC or a CPLD. + + To compile this driver as a module, choose M here: the module will + be called gpio-graniterapids. + config GPIO_GRGPIO tristate "Aeroflex Gaisler GRGPIO support" depends on OF_GPIO |