Add basic support for the AM62P5 SK with UART console and
ramdisk as rootfs.

Schematics is at https://www.ti.com/lit/zip/sprr487Signed-off-by: Bryan Brattlof <bb@ti.com>
Acked-by: Andrew Davis <afd@ti.com>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20230811184432.732215-4-vigneshr@ti.comSigned-off-by: Nishanth Menon <nm@ti.com>