CSME should be enabled when S0ix is used for power savings during suspend. TGL-U is just one case where we default as our TGL-U models do not support S3. Other models may use S0ix as well, such as darp8 and darp9 due to new batches just not working with S3 anymore [1]. [1]: https://github.com/system76/firmware-open/issues/507 Signed-off-by: Tim Crawford <tcrawford@system76.com>