soc/mediatek: Initialize SSPM

Load SSPM firmware and boot up SSPM in ramstage.
This adds 23ms to the boot time.

TEST=Load SSPM blob ok, and we can see some logs of SSPM from AP.

Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Change-Id: Ia227ea9f7d58129068cb36ec2de7d9feb677006b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55051
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>

0 files changed, 0 insertions, 0 deletions