spi: spi-mxc: implement clk control for ECSPI to fix SPI_MODE_3

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

diff --git a/doc/README.at91 b/doc/README.at91
index 269d0729a0e6f0522cec7e62f69778cac23a96f6..67412136eeba1760b2d117fb1f468eb1a0168d38 100644 (file)
--- a/doc/README.at91
+++ b/doc/README.at91
@@ -1,6 +1,9 @@
 Atmel AT91 Evaluation kits
 
 Atmel AT91 Evaluation kits
 

-http://atmel.com/dyn/products/tools.asp?family_id=605#1443
+Index
+  - I. Board mapping & boot media
+  - II. NAND partition table
+  - III. watchdog support

 
 I. Board mapping & boot media
 ------------------------------------------------------------------------------
 
 I. Board mapping & boot media
 ------------------------------------------------------------------------------


@@ -10,7 +13,7 @@ AT91SAM9260EK, AT91SAM9G20EK & AT91SAM9XEEK
 Memory map
        0x20000000 - 23FFFFFF   SDRAM (64 MB)
        0xC0000000 - Cxxxxxxx   Atmel Dataflash card (J13)
 Memory map
        0x20000000 - 23FFFFFF   SDRAM (64 MB)
        0xC0000000 - Cxxxxxxx   Atmel Dataflash card (J13)

-       0xD0000000 - Dxxxxxxx   Soldered Atmel Dataflash
+       0xD0000000 - D07FFFFF   Soldered Atmel Dataflash (AT45DB642)

 
 Environment variables
 
 
 Environment variables
 


@@ -20,19 +23,18 @@ Environment variables
                - Nand flash.
 
        You can choose your storage location at config step (here for at91sam9260ek) :
                - 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)
 
 
 ------------------------------------------------------------------------------
                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
+AT91SAM9261EK, AT91SAM9G10EK

 ------------------------------------------------------------------------------
 
 Memory map
        0x20000000 - 23FFFFFF   SDRAM (64 MB)
 ------------------------------------------------------------------------------
 
 Memory map
        0x20000000 - 23FFFFFF   SDRAM (64 MB)

-       0xC0000000 - Cxxxxxxx   Soldered Atmel Dataflash
+       0xC0000000 - C07FFFFF   Soldered Atmel Dataflash (AT45DB642)

        0xD0000000 - Dxxxxxxx   Atmel Dataflash card (J22)
 
 Environment variables
        0xD0000000 - Dxxxxxxx   Atmel Dataflash card (J22)
 
 Environment variables


@@ -43,7 +45,6 @@ Environment variables
                - Nand flash.
 
        You can choose your storage location at config step (here for at91sam9260ek) :
                - 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)
                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)


@@ -62,16 +63,15 @@ Environment variables
        U-Boot environment variables can be stored at different places:
                - Dataflash on SPI chip select 0 (dataflash card)
                - Nand flash.
        U-Boot environment variables can be stored at different places:
                - Dataflash on SPI chip select 0 (dataflash card)
                - Nand flash.

-               - Nor falsh (not populate by default)
+               - Nor flash (not populate by default)

 
        You can choose your storage location at config step (here for at91sam9260ek) :
 
        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)
                make at91sam9263ek_nandflash_config     - use nand flash
                make at91sam9263ek_dataflash_cs0_config - use data flash (spi cs0)

-               make at91sam9263ek_norflash_config      - use nor falsh
+               make at91sam9263ek_norflash_config      - use nor flash

 
        You can choose to boot directly from U-Boot at config step
 
        You can choose to boot directly from U-Boot at config step

-               make at91sam9263ek_norflash_boot_config - boot from nor falsh
+               make at91sam9263ek_norflash_boot_config - boot from nor flash

 
 
 ------------------------------------------------------------------------------
 
 
 ------------------------------------------------------------------------------


@@ -79,19 +79,15 @@ AT91SAM9M10G45EK
 ------------------------------------------------------------------------------
 
 Memory map
 ------------------------------------------------------------------------------
 
 Memory map

-       0x20000000 - 23FFFFFF   SDRAM (64 MB)
-       0xC0000000 - Cxxxxxxx   Atmel Dataflash card (J12)
+       0x70000000 - 77FFFFFF   SDRAM (128 MB)

 
 Environment variables
 
        U-Boot environment variables can be stored at different places:
 
 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) :
                - 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_nandflash_config          - use nand flash

-               make at91sam9m10g45ek_dataflash_cs0_config      - use data flash (spi cs0)

 
 
 ------------------------------------------------------------------------------
 
 
 ------------------------------------------------------------------------------


@@ -100,7 +96,7 @@ AT91SAM9RLEK
 
 Memory map
        0x20000000 - 23FFFFFF   SDRAM (64 MB)
 
 Memory map
        0x20000000 - 23FFFFFF   SDRAM (64 MB)

-       0xC0000000 - Cxxxxxxx   Soldered Atmel Dataflash
+       0xC0000000 - C07FFFFF   Soldered Atmel Dataflash (AT45DB642)

 
 Environment variables
 
 
 Environment variables
 


@@ -108,12 +104,66 @@ Environment variables
                - Dataflash on SPI chip select 0
                - Nand flash.
 
                - 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)
+       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. 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)

 
 

-II. Watchdog support
+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.