Re: [PATCH v3 04/19] doc: board: ti: am64x: document OSPI layout

2024-04-19 Thread Tom Rini 
On Fri, Apr 19, 2024 at 03:56:46PM -0500, Jonathan Humphreys wrote:

> Signed-off-by: Jonathan Humphreys 
> ---
>  doc/board/ti/am64x_evm.rst | 48 ++
>  1 file changed, 48 insertions(+)
[snip]
> +Flash layout for OSPI:
> +
> +.. code-block:: console
> +
> + 0x0 ++
> + | ospi.tiboot3(1m)   |
> + ||
> +0x10 ++
> + | ospi.tispl(2m) |
> + ||
> +0x30 ++
> + | ospi.u-boot(4m)|
> + ||
> +0x70 ++
> + | ospi.env(128k) |
> + ||
> +0x72 ++
> + |   ospi.env.backup(128k)|
> + ||
> +0x74 ++
> + |  padding (768k)|
> +0x80 ++
> + | ospi.rootfs(ubifs) |
> + ||
> +   0x3fc ++
> + |   ospi.phypattern (256k)   |
> + ||
> + ++

This should be in an SVG see doc/board/ti/j7200_evm.rst for example (and
I'll set aside some non-SVG examples in doc/board/ti that should be
converted). Thanks.

-- 
Tom


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[PATCH v3 04/19] doc: board: ti: am64x: document OSPI layout

2024-04-19 Thread Jonathan Humphreys 
Signed-off-by: Jonathan Humphreys 
---
 doc/board/ti/am64x_evm.rst | 48 ++
 1 file changed, 48 insertions(+)

diff --git a/doc/board/ti/am64x_evm.rst b/doc/board/ti/am64x_evm.rst
index 6ae35b3fee3..a7468fbd254 100644
--- a/doc/board/ti/am64x_evm.rst
+++ b/doc/board/ti/am64x_evm.rst
@@ -140,6 +140,54 @@ Image formats:
 .. image:: img/nodm_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 0x10 $filesize
+  tftp ${loadaddr} u-boot.img
+  sf update $loadaddr 0x30 $filesize
+
+Flash layout for OSPI:
+
+.. code-block:: console
+
+ 0x0 ++
+ | ospi.tiboot3(1m)   |
+ ||
+0x10 ++
+ | ospi.tispl(2m) |
+ ||
+0x30 ++
+ | ospi.u-boot(4m)|
+ ||
+0x70 ++
+ | ospi.env(128k) |
+ ||
+0x72 ++
+ |   ospi.env.backup(128k)|
+ ||
+0x74 ++
+ |  padding (768k)|
+0x80 ++
+ | ospi.rootfs(ubifs) |
+ ||
+   0x3fc ++
+ |   ospi.phypattern (256k)   |
+ ||
+ ++
+
 Switch Setting for Boot Mode
 
 
-- 
2.34.1