This enables DDR50 mode for the eMMC on Octavo OSD32MP1-RED board.
Fixes: be78ab4f63 ("ARM: dts: stm32: add initial support for stm32mp157-odyssey board")
Signed-off-by: Sean Nyekjaer <sean@geanix.com>
Reviewed-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>