dev:    size   erasesize  name
mtd0: 00500000 00020000 "boot"
mtd1: 00500000 00020000 "recovery"
mtd2: 0fa00000 00020000 "system"
mtd3: 02100000 00020000 "cache"
mtd4: 0a000000 00020000 "userdata"
mtd5: 00200000 00020000 "logo"
mtd6: 000e0000 00020000 "splash"
mtd7: 00200000 00020000 "misc"