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在执行函数KeyStone_DDR_init (66.66667, 20, 1, NULL);的时候，程序死循环
新板子？和EVM有什么区别？软硬件改了吗？
TMDSEVM6678L REV.3B
用的是K1_STK_v1.1这个里面的初始化DDR例程
本来有5块ddr，现在板子上的中间一块没有芯片，是不是板卡有问题？
