Enables PPS support in atmel serial driver to make PPS API working.
Signed-off-by: NViktar Palstsiuk <viktar.palstsiuk@promwad.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>