=> nand erase 0 10000
NAND erase: device 0 offset 0x0, size 0x10000
Warning: Erase size 0x00010000 smaller than one erase block 0x00020000
Erasing 0x00020000 instead
Erasing at 0x0 -- 100% complete.
OK
=>
=> nand erase 0 10000
NAND erase: device 0 offset 0x0, size 0x10000
Warning: Erase size 0x00010000 smaller than one erase block 0x00020000
Erasing 0x00020000 instead
Erasing at 0x0 -- 100% complete.
OK
=>