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* arm: add uart dcc supportJean-Christophe PLAGNIOL-VILLARD2009-02-22-0/+226
Serial driver via the EmbeddedICE macrocell's DCC channel using co-processor 14. It does include a timeout to ensure that the system does not totally freeze when there is nothing connected to read. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>