[PATCH 10/13] x86: coreboot: Document how to enable the debug UART

[Bin Meng]

On Tue, Feb 21, 2023 at 3:49 AM Simon Glass <sjg at chromium.org> wrote:
>
> This is not obvious so add a little note about how it works.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
>  doc/board/coreboot/coreboot.rst | 29 +++++++++++++++++++++++++++++
>  1 file changed, 29 insertions(+)
>

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>