Board consists of SoM with stm32mp157c with 4G eMMC and 512M DDR3 RAM.
Carrier board features USB and ETH interfaces and SD card connector.

USB and ETH interfaces not yet operational.

Boot from eMMC requires boot ack bit set.

Device Tree taken from v5 of kernel device tree off mailing list[1].

[1]: https://lore.kernel.org/linux-arm-kernel/20200724145107.35772-3-marcin.sloniewski@gmail.com/

Tested-by: Jookia <contact@jookia.org>
Tested-by: Xogium <contact@xogium.me>
Signed-off-by: Ahmad Fatoum <ahmad@a3f.at>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>