pcDuino3 nano with 480 MHz DRAM clock

root@pcduino3nano:/usr/local/src/sunxi-tools# ./meminfo
; Insert this section into your .fex file
[dram_para]
dram_baseaddr = 0x40000000
dram_clk = 480
dram_type = 3
dram_rank_num = 1
dram_chip_density = 4096
dram_io_width = 16
dram_bus_width = 32
dram_cas = 9
dram_zq = 0x7b
dram_odt_en = 0
dram_size = !!! FIXME !!!
dram_tpr0 = 0x42d899b7
dram_tpr1 = 0xa090
dram_tpr2 = 0x22a00
dram_tpr3 = 0x00
dram_tpr4 = 0x02
dram_tpr5 = 0x00
dram_emr1 = 0x04
dram_emr2 = 0x10
dram_emr3 = 0x00