summaryrefslogtreecommitdiff
path: root/doc
diff options
context:
space:
mode:
Diffstat (limited to 'doc')
-rw-r--r--doc/README.at9121
1 files changed, 20 insertions, 1 deletions
diff --git a/doc/README.at91 b/doc/README.at91
index 5cf9770..6741213 100644
--- a/doc/README.at91
+++ b/doc/README.at91
@@ -1,5 +1,10 @@
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
@@ -144,7 +149,21 @@ Environment variables
make sama5d3xek_serialflash_config - use serial flash
-II. Watchdog support
+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.