Mastering Storage at the U-Boot Stage on Rockchip RK3588

https://www.forlinx.net/article_view_751.html

If you’re working with the RK3588 development board, this guide covers everything you need to know about reading and writing files on eMMC, TF cards, and USB drives from the U-Boot console. Learn how to identify MMC controllers, switch devices, verify partitions, and safely perform operations on ext4/FAT filesystems!