intel/2065x: Use TSC for udelay()

For the ram init of Intel Nehalem ram init we need a udelay implementation.
Use common TSC framework for it as Intel Haswell already does.

Change-Id: I360a6db1ec1ba32c92698a7d6f6968c93ead5c52
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/4043
Reviewed-by: Aaron Durbin <adurbin@google.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
3 files changed