Select the CMD_UNZIP option so that the 'gzwrite' command
can be used to flash .gz image into the eMMC.
Signed-off-by: Fabio Estevam <festevam@denx.de>
Add support for Storopack's SMEGW01 board, which is an
IoT gateway based on the i.MX7D SoC.
Based on the original U-Boot work done by Phytec.
Signed-off-by: Fabio Estevam <festevam@denx.de>