I want to boot BeagleBone Black via sd card.
Follow the website, I build uboot and linux kernel.
I insert sdcard into the board and turn it on.
But I get fail to start it.
U-Boot SPL 2021.07-rc1-00179-g8ddaf94358 (May 02 2021 - 00:38:18 +0800) Trying to boot from MMC1
Thank in advance.