u-boot/drivers/button/Kconfig
Philippe Reynes 486b973ee9 dm: button: add a driver for button driven by gpio
Add a simple driver which allows use of buttons attached to GPIOs.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
2020-07-28 19:30:39 -06:00

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Text

menu "Button Support"
config BUTTON
bool "Enable button support"
depends on DM
help
Many boards have buttons which can be used to change behaviour (reset, ...).
U-Boot provides a uclass API to implement this feature. Button drivers
can provide access to board-specific buttons. Use of the device tree
for configuration is encouraged.
config BUTTON_GPIO
bool "Button gpio"
depends on BUTTON
help
Enable support for buttons which are connected to GPIO lines. These
GPIOs may be on the SoC or some other device which provides GPIOs.
The GPIO driver must used driver model. Buttons are configured using
the device tree.
endmenu