amd/stoneyridge: Remove CONFIG_LOGICAL_CPUS setup

Delete the check for sibling cores and the programming of CPUID HTT
and CmpLegacy back-door bits.  The code has no effect on modern
Family 15h APUs.  The bits being modified come up set out of reset.

Change-Id: Ida76863d84109b49ce6b12c71bad5b44331a2ff9
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/21493
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed