scripts: kconfigfunctions: Add dt_nodelabel_has_compat function

This function takes a 'label' and returns "y" if an "enabled" node with
such label can be found in the EDT and that node is compatible with the
provided 'compat', otherwise it returns "n".

Signed-off-by: Andrzej Głąbek <andrzej.glabek@nordicsemi.no>
1 file changed