ZYNQ 从nand启动Linux系统、烧写总是失败？

tryeverythingop

我用矿机板子4205想从NAND启动Linux系统、可是在下载的时候出了问题、、

要么提示

" H0 l: l: U$ c, A

要么就提示：

CortexA9 Processor Configuration
-------------------------------------
9 n" p4 f( S! y1 jVersion.............................0x00000003
+ R. x3 H; @8 r1 ^+ x: j* r, ^' V% UUser ID.............................0x00000000
% A- |  o' t: r0 L+ l' ]2 N1 m5 ENo of PC Breakpoints................6
No of Addr/Data Watchpoints.........4
5 S& V5 m' e  g/ y/ UProcessor Reset .... DONE
; X+ U6 g$ _  tProcessor Reset .... DONE
0 `, K+ i+ h' v! fPrompt timeout.
3 t$ G( R# ?7 _Problem in running uboot
) n9 m2 ^' W7 z: ]" d$ d: p# XIntialization of XMD failed.

ERROR: Flash Operation Failed

有没有大佬知道原因？

/ m4 }+ h& R! [; d! s

qq666888qqw

不知道哎