Bug in calculating mii speed

When reference clock is 25MHz the buggy code returns frequency of 0.

Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>
AR8035 phy now uses imx6 25MHz generated clock

Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>
Proper DDR size config file

2x128mx16 = 512MByte
4x256x16 = 2GByte

Still to fix DL and D versions

Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>
Proper DDR configuration for the quad microsom

Samsung K4B4G1646B-HYK0

Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>
Added mtest and removed fixed MAC address

Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>