Add a structure which holds references to basic operations
on a serial communication. This can be used to pass a set
of function pointer callbacks in order to create a custom
implementation for serial communication.
Add a generic structure to represent the needed information
for a serial communication.
Implement the initialization method where the user can
pass a set of function pointer callbacks and set some
custom data for the serial device.
Create open method for the native serial implementation.
Signed-off-by: Claudiu Olteanu <olteanu.claudiu@ymail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>