Copied as is from Linux Kernel. Works out of the box if the following config options are enabled: CONFIG_BUTTON, CONFIG_BUTTON_GPIO, CONFIG_CMD_BUTTON, CONFIG_DM_GPIO.
Signed-off-by: Alexander Dahl ada@thorsis.com --- arch/arm/dts/at91-sam9x60_curiosity.dts | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/arch/arm/dts/at91-sam9x60_curiosity.dts b/arch/arm/dts/at91-sam9x60_curiosity.dts index 244cacfe1b..99867d2bf8 100644 --- a/arch/arm/dts/at91-sam9x60_curiosity.dts +++ b/arch/arm/dts/at91-sam9x60_curiosity.dts @@ -7,6 +7,7 @@ * Author: Durai Manickam KR durai.manickamkr@microchip.com */ /dts-v1/; +#include <dt-bindings/input/input.h> #include <dt-bindings/mfd/atmel-flexcom.h> #include "sam9x60.dtsi"
@@ -33,6 +34,19 @@ }; };
+ gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_key_gpio_default>; + + button-user { + label = "PB_USER"; + gpios = <&pioA 29 GPIO_ACTIVE_LOW>; + linux,code = <KEY_PROG1>; + wakeup-source; + }; + }; + leds { compatible = "gpio-leds"; pinctrl-names = "default"; @@ -189,6 +203,12 @@ }; };
+ gpio-keys { + pinctrl_key_gpio_default: pinctrl-key-gpio { + atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + }; + leds { pinctrl_gpio_leds: gpio-leds { atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE