SPRACY5 July 2021 DRA821U , DRA821U , DRA829J , DRA829J , DRA829V , DRA829V , TDA4VM , TDA4VM , TDA4VM-Q1 , TDA4VM-Q1
If you have SD boot or any other boot mode functional on the board, just use that to boot until u-boot and then you can use all the u-boot utilities.