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authorSedji Gaouaou <sedji.gaouaou@atmel.com>2009-07-09 10:16:29 +0200
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-07-12 17:43:34 +0200
commit22ee647380c42f44528f99b7c1b423725e542102 (patch)
tree20e092ef880553d89245d23adc2b1f6b43200f89 /doc/README.at91
parentc33c5990cec7ced9ef1ef148debbca34adafa12b (diff)
at91: Introduction of at91sam9g45 SOC.
AT91sam9g45 series is an ARM 926ej-s SOC family clocked at 400/133MHz. It embeds USB high speed host and device, LCD, DDR2 RAM, and a full set of peripherals. The first board that embeds at91sam9g45 chip is the AT91SAM9G45-EKES. On the board you can find 2 USART, USB high speed, a 480*272 LG lcd, ethernet, gpio/joystick/buttons. Signed-off-by: Sedji Gaouaou <sedji.gaouaou@atmel.com>
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@@ -75,6 +75,26 @@ Environment variables
------------------------------------------------------------------------------
+AT91SAM9M10G45EK
+------------------------------------------------------------------------------
+
+Memory map
+ 0x20000000 - 23FFFFFF SDRAM (64 MB)
+ 0xC0000000 - Cxxxxxxx Atmel Dataflash card (J12)
+
+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 at91sam9m10g45ek) :
+ make at91sam9m10g45ek_config - use data flash (spi cs0) (default)
+ make at91sam9m10g45ek_nandflash_config - use nand flash
+ make at91sam9m10g45ek_dataflash_cs0_config - use data flash (spi cs0)
+
+
+------------------------------------------------------------------------------
AT91SAM9RLEK
------------------------------------------------------------------------------