leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
a47492ac60
u-boot/doc/README.at91

89 lines
3.1 KiB
Plaintext
Raw Normal View History

at91: Choose environment variables location within make config target This patch adds the possiblity to choose the media where the environment will be located. This allow to choose this fundamental configuration without editing config files. Documentation file added. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Stelian Pop <stelian@popies.net> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2008-12-06 12:11:14 +00:00
Atmel AT91 Evaluation kits
http://atmel.com/dyn/products/tools.asp?family_id=605#1443
------------------------------------------------------------------------------
at91: Support for the at91sam9g20 : Atmel 400Mhz ARM 926ej-s SOC. AT91sam9g20 is an evolution of the at91sam9260 with a faster clock speed. The AT91SAM9G20-EK board is an updated revision of the AT91SAM9260-EK board. It is essentially the same, with a few minor differences. Here is the chip page on Atmel website: http://www.atmel.com/dyn/products/product_card.asp?part_id=4337 Signed-off-by: Justin Waters <justin.waters@timesys.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2009-03-22 13:48:16 +00:00
AT91SAM9260EK, AT91SAM9G20EK & AT91SAM9XEEK
at91: Choose environment variables location within make config target This patch adds the possiblity to choose the media where the environment will be located. This allow to choose this fundamental configuration without editing config files. Documentation file added. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Stelian Pop <stelian@popies.net> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2008-12-06 12:11:14 +00:00
------------------------------------------------------------------------------
Memory map
0x20000000 - 23FFFFFF SDRAM (64 MB)
0xC0000000 - Cxxxxxxx Atmel Dataflash card (J13)
0xD0000000 - Dxxxxxxx Soldered Atmel Dataflash
Environment variables
U-Boot environment variables can be stored at different places:
- Dataflash on SPI chip select 1 (default)
- Dataflash on SPI chip select 0 (dataflash card)
- Nand flash.
You can choose your storage location at config step (here for at91sam9260ek) :
make at91sam9260ek_config - use data flash (spi cs1) (default)
make at91sam9260ek_nandflash_config - use nand flash
make at91sam9260ek_dataflash_cs0_config - use data flash (spi cs0)
make at91sam9260ek_dataflash_cs1_config - use data flash (spi cs1)
------------------------------------------------------------------------------
AT91SAM9261EK
------------------------------------------------------------------------------
Memory map
0x20000000 - 23FFFFFF SDRAM (64 MB)
0xC0000000 - Cxxxxxxx Soldered Atmel Dataflash
0xD0000000 - Dxxxxxxx Atmel Dataflash card (J22)
Environment variables
U-Boot environment variables can be stored at different places:
- Dataflash on SPI chip select 0 (default)
- Dataflash on SPI chip select 3 (dataflash card)
- Nand flash.
You can choose your storage location at config step (here for at91sam9260ek) :
make at91sam9261ek_config - use data flash (spi cs0) (default)
make at91sam9261ek_nandflash_config - use nand flash
make at91sam9261ek_dataflash_cs0_config - use data flash (spi cs0)
make at91sam9261ek_dataflash_cs3_config - use data flash (spi cs3)
------------------------------------------------------------------------------
AT91SAM9263EK
------------------------------------------------------------------------------
Memory map
0x20000000 - 23FFFFFF SDRAM (64 MB)
0xC0000000 - Cxxxxxxx Atmel Dataflash card (J9)
Environment variables
U-Boot environment variables can be stored at different places:
- Dataflash on SPI chip select 0 (dataflash card)
- Nand flash.
You can choose your storage location at config step (here for at91sam9260ek) :
make at91sam9263ek_config - use data flash (spi cs0) (default)
make at91sam9263ek_nandflash_config - use nand flash
make at91sam9263ek_dataflash_cs0_config - use data flash (spi cs0)
------------------------------------------------------------------------------
AT91SAM9RLEK
------------------------------------------------------------------------------
Memory map
0x20000000 - 23FFFFFF SDRAM (64 MB)
0xC0000000 - Cxxxxxxx Soldered Atmel Dataflash
Environment variables
U-Boot environment variables can be stored at different places:
- Dataflash on SPI chip select 0
- Nand flash.
You can choose your storage location at config step (here for at91sam9260ek) :
make at91sam9263ek_config - use data flash (spi cs0) (default)
make at91sam9263ek_nandflash_config - use nand flash
make at91sam9263ek_dataflash_cs0_config - use data flash (spi cs0)
Reference in New Issue Copy Permalink