Adapting GPIO samples to use the new callback format.
Change-Id: I944dce4faeeee30117edbd7a065e40caa0b7ed66
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
An example of button driver.
Change-Id: I8af860058166d7ca5653f50ff585bc9784008f78
Origin: Original
Signed-off-by: Maciej Borzecki <maciek.borzecki@gmail.com>