> > Internal loopback mode can be supported by setting UCON register's > > Loopback Mode bit. The mode & bit can be supported since > > s3c2410 and later SoCs. The prefix of LOOPBACK / BIT(5) naming should > > be also changed to S3C2410_ to avoid confusion. > > > > We can test it by linux-serial-test program with -k option. The tool > > will set TIOCM_LOOP mode when the option is specified. > > -k, --loopback Use internal hardware loop back > > > > Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx> > > Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx> Thanks for your review. > > You should have included Krzysztof's Reviewed-by when you sent this next > version so that it won't get lost. I thought the codes have been changed since v1 so I'm not convinced I can put his R-B tag. > > I suspect Greg will again complain that you didn't address his comment > about the out of the place "-k, --loopback ..." line. The commit messages seems to be not necessary. I'll remove them next patch. Best Regards, Chanho Park