drivers/rtc/davinci.c: Reference DAVINCI_RTC_BASE more directly

[oweals/u-boot.git] / doc / README.at91

diff --git a/doc/README.at91 b/doc/README.at91
index b3d110b38d49676b1b45e61fc0ca1db8acfd8eb5..67412136eeba1760b2d117fb1f468eb1a0168d38 100644 (file)
--- a/doc/README.at91
+++ b/doc/README.at91
@@ -1,5 +1,10 @@
 Atmel AT91 Evaluation kits
 
 Atmel AT91 Evaluation kits
 

+Index
+  - I. Board mapping & boot media
+  - II. NAND partition table
+  - III. watchdog support
+

 I. Board mapping & boot media
 ------------------------------------------------------------------------------
 AT91SAM9260EK, AT91SAM9G20EK & AT91SAM9XEEK
 I. Board mapping & boot media
 ------------------------------------------------------------------------------
 AT91SAM9260EK, AT91SAM9G20EK & AT91SAM9XEEK


@@ -102,7 +107,63 @@ Environment variables
        You can choose your storage location at config step (here for at91sam9rlek) :
                make at91sam9rlek_nandflash_config      - use nand flash
 
        You can choose your storage location at config step (here for at91sam9rlek) :
                make at91sam9rlek_nandflash_config      - use nand flash
 

-II. Watchdog support
+
+------------------------------------------------------------------------------
+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. NAND partition table
+
+       All the board support boot from NAND flash will use the following NAND
+       partition table
+
+               0x00000000 - 0x0003FFFF bootstrap       (256 KiB)
+               0x00040000 - 0x000BFFFF u-boot          (512 KiB)
+               0x000C0000 - 0x000FFFFF env             (256 KiB)
+               0x00100000 - 0x0013FFFF env_redundant   (256 KiB)
+               0x00140000 - 0x0017FFFF spare           (256 KiB)
+               0x00180000 - 0x001FFFFF dtb             (512 KiB)
+               0x00200000 - 0x007FFFFF kernel          (6 MiB)
+               0x00800000 - 0xxxxxxxxx rootfs          (All left)
+
+III. Watchdog support

 
        For security reasons, the at91 watchdog is running at boot time and,
        if deactivated, cannot be used anymore.
 
        For security reasons, the at91 watchdog is running at boot time and,
        if deactivated, cannot be used anymore.