tree eba0f80c68d9843b7caaa5eb699f756e7f1403b6
parent c3eea71c1b143454c3f717b9dd8f6011659a09a0
author York Sun <yorksun@freescale.com> 1372185467 -0700
committer York Sun <yorksun@freescale.com> 1376077299 -0700

powerpc/mpc8xxx: Add x4 DDR device support

On selected platforms, x4 DDR devices can be supported. Using x4 devices may
lower the performance, but generally they are available for higher density.

Tested on MT36JSF2G72PZ-1G9E1 RDIMM.

Signed-off-by: York Sun <yorksun@freescale.com>