[Why]
The deep sleep mode need to be disabled in some PSR scenario.
Reviewed-by: NAnthony Koo <Anthony.Koo@amd.com>
Acked-by: NAlan Liu <HaoPing.Liu@amd.com>
Signed-off-by: NRobin Chen <robin.chen@amd.com>
Tested-by: NDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>