From a5cf86d58476e42a385d271beedcf969c39626bb Mon Sep 17 00:00:00 2001 From: Jonathan Humphreys Date: Fri, 14 Jun 2024 11:35:45 -0500 Subject: [PATCH] doc: board: ti: am62px: document OSPI layout Added OSPI flash layout diagram, as well as example commands to flash firmware to it. Signed-off-by: Jonathan Humphreys Reviewed-by: Tom Rini --- 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 1f2982c36f..c80b506811 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 ------------------------- -- 2.39.5