tree f3dc95306afb0214b4ac62b0ad6deef3882cc946
parent d95645d80412ba9f1d5e67157b813e8da3c00648
author Simon Glass <sjg@chromium.org> 1512420505 -0700
committer Tom Rini <trini@konsulko.com> 1512677820 -0500

log: Add a console driver

It is useful to display log messages on the console. Add a simple driver
to handle this.

Note that this driver outputs to the console, which may be serial or
video. It does not specifically select serial output.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>