at91: Choose environment variables location within make config target

[karo-tx-uboot.git] / doc / README.at91

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+Atmel AT91 Evaluation kits
+
+http://atmel.com/dyn/products/tools.asp?family_id=605#1443
+
+------------------------------------------------------------------------------
+AT91SAM9260EK
+------------------------------------------------------------------------------
+
+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)