soc/amd/cezanne/psp_verstage: Implement get_uart_base

This will allow directly using the UART console. On PSP releases that
don't support mapping the UART, we will just return NULL which is
perfectly acceptable.

BUG=b:215599230
TEST=Boot guybrush and verify verstage can print to the console

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Ic8d7f0fe00794a715756f92e3fb32c6b512cb8aa
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61607
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions