taglinefilesource code
Clock896drivers/char/scc.cset_brg(scc, (unsigned) (Clock / (scc->modem.speed * 64)) - 2);
Clock1024drivers/char/scc.ctime_const = (unsigned) (Clock / (scc->modem.speed * (tx? 2:64))) - 2;
Clock21drivers/char/scc_config.hlong    Clock       = 4915200  ; /* frequency of the scc clock */