
Fix and document the Secure Channel Protocol03 emulator.
Fixes: 5a8783c80c
("drivers: tee: sandbox: SCP03 control emulator")
Signed-off-by: Jorge Ramirez-Ortiz <jorge@foundries.io>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>