@@ -150,6 +150,30 @@ 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
-------------------------
new file mode 100644
@@ -0,0 +1,802 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!--SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause-->
+
+<!--Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/-->
+
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+ height="336px"
+ viewBox="-0.5 -0.5 321 336"
+ id="svg24863"
+ sodipodi:docname="ospi_sysfw2.svg"
+ inkscape:version="1.1.2 (0a00cf5339, 2022-02-04)"
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+ xmlns:svg="http://www.w3.org/2000/svg"
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Added OSPI flash layout diagram, as well as example commands to flash firmware to it. Signed-off-by: Jonathan Humphreys <j-humphreys@ti.com> --- doc/board/ti/am62x_sk.rst | 24 + doc/board/ti/img/ospi_sysfw2.svg | 802 +++++++++++++++++++++++++++++++ 2 files changed, 826 insertions(+) create mode 100644 doc/board/ti/img/ospi_sysfw2.svg