soc/amd/common: Add DRAM clear option to northbridge.c

AmdInitPost() can be instructed to clear DRAM after a reset or to
preserve it. Use SetMemParams() to tell AGESA which action to take.

Note that any overrides from OemPostParams (OemCustomize.c) are not
affected by this change.

Change-Id: Ie18e7a265b6e0a00c0cc8912db6361087f772d2d
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Signed-off-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
Reviewed-on: https://review.coreboot.org/21856
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions