| 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_ADC |
| bool "Button adc" |
| depends on BUTTON |
| help |
| Enable support for buttons which are connected to Analog to Digital |
| Converter device. The ADC driver must use driver model. Buttons are |
| configured using the device tree. |
| |
| config BUTTON_GPIO |
| bool "Button gpio" |
| depends on BUTTON |
| depends on DM_GPIO |
| 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. |
| |
| config BUTTON_QCOM_PMIC |
| bool "Qualcomm power button" |
| depends on BUTTON |
| depends on PMIC_QCOM |
| help |
| Enable support for the power and "resin" (usually volume down) buttons |
| on Qualcomm SoCs. These will be configured as the Enter and Down keys |
| respectively, allowing navigation of bootmenu with buttons on device. |
| |
| endmenu |
