Purpose

Toggle the green led when user2 button is used from userland.

Hardware

Available for:

-stm32mp157c-ev1 (green led and user button connected to PA14). -stm32mp157c-dk2 (green led and user button connected to PA14).

How to use

./button_gpio_exti.sh

Note

-A7-example device tree has not to be used in this case.