[How]
1. Search OEM I2C info from BIOS and compare with input parameter.
2. If BIOS doesn't record it, just try to read one byte.
Reviewed-by: NAric Cyr <Aric.Cyr@amd.com>
Acked-by: NAgustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: NJinZe.Xu <JinZe.Xu@amd.com>
Tested-by: NDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>