Added OSPI flash layout diagram, as well as example commands to flash firmware to it.
Signed-off-by: Jonathan Humphreys j-humphreys@ti.com Reviewed-by: Tom Rini trini@konsulko.com --- doc/board/ti/am62px_sk.rst | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/doc/board/ti/am62px_sk.rst b/doc/board/ti/am62px_sk.rst index 1f2982c36f9..c80b5068117 100644 --- a/doc/board/ti/am62px_sk.rst +++ b/doc/board/ti/am62px_sk.rst @@ -156,6 +156,30 @@ Image formats: .. image:: img/dm_tispl.bin.svg :alt: tispl.bin image format
+OSPI: +----- +ROM supports booting from OSPI from offset 0x0. + +Flashing images to OSPI: + +Below commands can be used to download tiboot3.bin, tispl.bin, and u-boot.img, +over tftp and then flash those to OSPI at their respective addresses. + +.. prompt:: bash => + + sf probe + tftp ${loadaddr} tiboot3.bin + sf update $loadaddr 0x0 $filesize + tftp ${loadaddr} tispl.bin + sf update $loadaddr 0x80000 $filesize + tftp ${loadaddr} u-boot.img + sf update $loadaddr 0x280000 $filesize + +Flash layout for OSPI: + +.. image:: img/ospi_sysfw2.svg + :alt: OSPI flash partition layout + A53 SPL DDR Memory Layout -------------------------