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| author | Bo Shen <voice.shen@atmel.com> | 2013-05-12 23:28:39 +0000 |
|---|---|---|
| committer | Andreas Bießmann <andreas.devel@googlemail.com> | 2013-05-21 11:54:20 +0200 |
| commit | e9350d65a1386f7bd1fca10a1005ba77afd83fe5 (patch) | |
| tree | 12b62d494019a2c5c19150df491753c287789d44 /doc/README.at91 | |
| parent | c9b23f80039d378df94f1f64d8c4860260877783 (diff) | |
| download | olio-uboot-2014.01-e9350d65a1386f7bd1fca10a1005ba77afd83fe5.tar.xz olio-uboot-2014.01-e9350d65a1386f7bd1fca10a1005ba77afd83fe5.zip | |
ARM: at91: add at91sam9x5 and sama5d3x information
This patch add following EK information
- at91sam9n12ek, at91sam9x5ek
- sama5d3xek
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Diffstat (limited to 'doc/README.at91')
| -rw-r--r-- | doc/README.at91 | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/doc/README.at91 b/doc/README.at91 index b3d110b38..5cf977095 100644 --- a/doc/README.at91 +++ b/doc/README.at91 @@ -102,6 +102,48 @@ Environment variables You can choose your storage location at config step (here for at91sam9rlek) : make at91sam9rlek_nandflash_config - use nand flash + +------------------------------------------------------------------------------ +AT91SAM9N12EK, AT91SAM9X5EK +------------------------------------------------------------------------------ + +Memory map + 0x20000000 - 27FFFFFF SDRAM (128 MB) + +Environment variables + + U-Boot environment variables can be stored at different places: + - Nand flash. + - SD/MMC card + - Serialflash/Dataflash on SPI chip select 0 + + You can choose your storage location at config step (here for at91sam9x5ek) : + make at91sam9x5ek_dataflash_config - use data flash + make at91sam9x5ek_mmc_config - use sd/mmc card + make at91sam9x5ek_nandflash_config - use nand flash + make at91sam9x5ek_spiflash_config - use serial flash + + +------------------------------------------------------------------------------ +SAMA5D3XEK +------------------------------------------------------------------------------ + +Memory map + 0x20000000 - 3FFFFFFF SDRAM (512 MB) + +Environment variables + + U-Boot environment variables can be stored at different places: + - Nand flash. + - SD/MMC card + - Serialflash on SPI chip select 0 + + You can choose your storage location at config step (here for sama5d3xek) : + make sama5d3xek_mmc_config - use SD/MMC card + make sama5d3xek_nandflash_config - use nand flash + make sama5d3xek_serialflash_config - use serial flash + + II. Watchdog support For security reasons, the at91 watchdog is running at boot time and, |