drm/amdgpu/psp: set boot_time_tmr flag

Set boot_time_tmr flag for the ASIC which MP0 ip version
newer than 14.0.2
For runtime TMR:
     Init tmr and load tmr should did.
For boottime TMR:
     If do not support autoload, skip init TMR.
     If support autoload, excute init TMR but skip load tmr.

v2: rebase (Alex)

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>