[U-Boot] Uboot support for MT29F2G16ABBEAH4 NAND 16 bit

[marcio at netopen.com.br <marcio@netopen.com.br>]

  

Hi Scott 

Thanks a lot for your attention. 

I am using a custom
board based at the Atmel AT91SAM9M10G45-EK Development Kit. I am quite
sure The Linux Kernel is properly loaded in the NAND memory. 

Here is
the U-boot log. 

U-Boot 2012.10-00075-g0362411-dirty (Mar 15 2013 -
11:33:53) 

U-Boot code: 73F00000 -> 73F370C0 BSS: -> 73F79654
CPU:
AT91SAM9G45
Crystal frequency: 12 MHz
CPU clock : 400 MHz
Master clock :
133.333 MHz
dram_init
dram_init tam_ram=67108864
testa_ram_readonly:
Inicio
testa_ram_readonly: Fim
monitor len: 00079654
ramsize:
04000000
TLB table at: 73ff0000
Top of RAM usable for U-Boot at:
73ff0000
Reserving 485k for U-Boot at: 73f76000
Reserving 640k for
malloc() at: 73ed6000
Reserving 32 Bytes for Board Info at:
73ed5fe0
Reserving 144 Bytes for Global Data at: 73ed5f50
New Stack
Pointer is: 73ed5f40
comeca a configurar a DRAM
Display
DRAM
display_dram_config:
DRAM: 64 MiB
reloca e perde o controle
00000000 

relocation Offset is: 00076000
board_init_r:
gd=73ed5f50
WARNING: Caches not enabled
monitor flash len: 0003C950
Now
running in RAM - U-Boot at: 73f76000
NAND: 256 MiB
board_init_r:
Initialize Environmet
env_relocate: Inicio gd=73ed5f50
gd->env_valid=0
Using default environment 

env_relocate:
Fim
board_init_r: jumptable
board_init_r: jumptable sai
In: serial
Out:
serial
Err: serial
board_init_r:interrupts
board_init_r:
initialize
board_init_r: main loop
### main_loop entered: bootdelay=3


### main_loop: bootcmd="nand read 0x70000000 0x200000 0x300000;bootm
0x70000000" 

Hit any key to stop autoboot: 0 

NAND read: device 0
offset 0x200000, size 0x300000
 3145728 bytes read: OK
* kernel: cmdline
image address = 0x70000000
## Booting kernel from Legacy Image at
70000000 ...
 Image Name: Linux-2.6.39.4
 Image Type: ARM Linux Kernel
Image (uncompressed)
 Data Size: 3630052 Bytes = 3.5 MiB
 Load Address:
70008000
 Entry Point: 70008000
 Verifying Checksum ... Bad Data
CRC
ERROR: can't get kernel image!
U-Boot Marcio> 

> On 03/14/2013
05:52:57 PM, marcio at netopen.com.br [1]wrote:
> 
>> Hi has Anybody
managed to load the Linux Kernel using MT29F2G16ABBEAH4 NAND or other 16
bits NAND memory?
> 
> I haven't personally, but there's no general
reason why 16-bit NAND 
> shouldn't work in U-Boot. Some NAND
controllers or drivers don't 
> support it, though -- which controller
are you using?
> 
> -Scott

  

Links:
------
[1]
mailto:marcio at netopen.com.br