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c7ad13a242
ep93xx: Refactoring of the timer code, including the following changes * use a free running timer instead of a periodical one * use unsigned long long for total number of ticks * hold the timer state in a structure instead of separate variables * increment the timer counter instead of decrementing it * remove unused function udelay_masked() * remove unused function set_timer() Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>