amd/00730F01: Move SteppeEagle specific settings to northbridge

These settings are specific to the SteppeEagle SOC and should
be made in its northbridge code rather than the CPU code.

Change-Id: I1a231f95225e1414b0cbc026a2a7b7797bd91fca
Signed-off-by: Dave Frodin <dave.frodin@se-eng.com>
Reviewed-on: http://review.coreboot.org/8254
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
2 files changed