tree 119164589fd1b868a21eb04fe3ef30c82d22476d
parent 8c3ccb3f6d5602e47536fa83d1a8b938cae06f11
author Simon Glass <sjg@chromium.org> 1576803500 -0700
committer Bin Meng <bmeng.cn@gmail.com> 1580750365 +0800

x86: serial: Add a coreboot serial driver

Coreboot can provide information about the serial device in use on a
platform. Add a driver that uses this information to produce a working
UART.

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