Add support for Versal NET mini Octal SPI flash configuration. This runs
from onchip memory, so it has to be compact. Hence only Octal SPI
related settings are enabled.
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@amd.com>
Link: https://lore.kernel.org/r/20230614121351.21521-3-ashok.reddy.soma@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>