Add driver for arm pl353 static memory controller. This controller is used in
Xilinx Zynq SoC for interfacing the NAND and NOR/SRAM memory devices.
Signed-off-by: NNaga Sureshkumar Relli <naga.sureshkumar.relli@xilinx.com>
Reviewed-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>