* Tonga 2 U-Boot instructions *

Update U-Boot (use with care):
tftp 0x40600000 u-boot_nand_tonga2.bin
nand erase 0 0x60000
nand write 0x40600000 0 0x60000

Erase Environment:
nand erase 0x60000 0x20000


Install Kernel:
tftp 0x40600000 uImage
nand erase 0x80000 0x300000
nand write 0x40600000 0x80000 0x300000

Install Rootfs (max size ~60MB):
tftp 0x40600000 mucross.jffs2
nand erase 0x380000
nand write.jffs2 0x40600000 0x380000 ${filesize}

nand erase 0x380000
tftp 0x40600000 mucross.ubi
nand write.e 0x40600000 0x380000 ${filesize}


Useful commands:
setenv bootcmd tftp 0x40600000 uImage \; bootm
setenv bootcmd nand read 0x40600000 0x80000 0x300000 \; bootm 0x40600000

Kernel commandline options:
Display: video=tmpa9xxfb:%08x:%08x:%08

Set IP configuration
setenv ipaddr 192.168.2.217
setenv serverip 192.168.2.74

MTD configuration
setenv mtdids nand0=tmpa9x0-nand
setenv mtdparts mtdparts=tmpa9x0-nand:512k@0(u-boot),3m(kernel),-(root)
ubi part root
ubi create rootfs E600000
ubi write 0x40600000 rootfs ${filesize}