board: bsh: imx6ulz_smm_m2: Add support for 512 MiB DRAM

Calibration values were calculated using the NXP tool
I.MX6ULL_DDR3_Script_Aid_V0.01.xlsx

Signed-off-by: Michael Bode <michael.bode@bshg.com>
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
4 files changed