This patch adds basic board support with DRAM and UART functionality

Signed-off-by: Prafulla Wadaskar <prafulla@marvell.com>
Signed-off-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
Acked-by: Tanmay Upadhyay <tanmay.upadhyay@einfochips.com>