mtd: nand: add original files

Signed-off-by: Fudong Bai <fudongbai@gmail.com>
mtd: nand: basic configuration and replacement

Signed-off-by: Fudong Bai <fudongbai@gmail.com>
mtd: nand: SAMSUNG K9F2G08U0C 256M NAND flash detected

CPUID: 32440001
FCLK:      405 MHz
HCLK:      135 MHz
PCLK:   67.500 MHz
DRAM:  64 MiB
WARNING: Caches not enabled
Flash: 2 MiB
NAND:  256 MiB
In:    serial
Out:   serial
Err:   serial
Net:   dm9000
Hit any key to stop autoboot:  0
SMDK2440 #

Signed-off-by: Fudong Bai <fudongbai@gmail.com>