static struct dram_para dram_para = {
.clock = 360,
.type = 3,
.rank_num = 1,
.density = 4096,
.io_width = 16,
.bus_width = 32,
.cas = 6,
.zq = 123,
.odt_en = 0,
.size = 1024,
.tpr0 = 0x30926692,
.tpr1 = 0x1090,
.tpr2 = 0x1a0c8,
.tpr3 = 0,
.tpr4 = 0,
.tpr5 = 0,
.emr1 = 0,
.emr2 = 0,
.emr3 = 0,
};