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doc: board: ti: j721e: Update with boot flow diagram

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Update the bootflow svg diagram instead of the ascii version

Reviewed-by: Neha Malcom Francis <n-francis@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Nishanth Menon 2023-07-27 13:58:47 -05:00 committed by Heinrich Schuchardt
parent fd358121bd
commit 9e30ebc983
2 changed files with 2013 additions and 90 deletions
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2012
doc/board/ti/img/boot_diagram_j721e.svg Normal file
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doc/board/ti/j721e_evm.rst
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@ -34,96 +34,7 @@ Boot Flow:
Boot flow is similar to that of AM65x SoC and extending it with remoteproc
support. Below is the pictorial representation of boot flow:
.. code-block:: text
+------------------------------------------------------------------------+-----------------------+
| DMSC | MCU R5 | A72 | MAIN R5/C66x/C7x |
+------------------------------------------------------------------------+-----------------------+
| +--------+ | | | |
| | Reset | | | | |
| +--------+ | | | |
| : | | | |
| +--------+ | +-----------+ | | |
| | *ROM* |----------|-->| Reset rls | | | |
| +--------+ | +-----------+ | | |
| | | | : | | |
| | ROM | | : | | |
| |services| | : | | |
| | | | +-------------+ | | |
| | | | | *R5 ROM* | | | |
| | | | +-------------+ | | |
| | |<---------|---|Load and auth| | | |
| | | | | tiboot3.bin | | | |
| | | | +-------------+ | | |
| | | | : | | |
| | | | : | | |
| | | | : | | |
| | | | +-------------+ | | |
| | | | | *R5 SPL* | | | |
| | | | +-------------+ | | |
| | | | | Load | | | |
| | | | | sysfw.itb | | | |
| | Start | | +-------------+ | | |
| | System |<---------|---| Start | | | |
| |Firmware| | | SYSFW | | | |
| +--------+ | +-------------+ | | |
| : | | | | | |
| +---------+ | | Load | | | |
| | *SYSFW* | | | system | | | |
| +---------+ | | Config data | | | |
| | |<--------|---| | | | |
| | | | +-------------+ | | |
| | | | | DDR | | | |
| | | | | config | | | |
| | | | +-------------+ | | |
| | | | | Load | | | |
| | | | | tispl.bin | | | |
| | | | +-------------+ | | |
| | | | | Load R5 | | | |
| | | | | firmware | | | |
| | | | +-------------+ | | |
| | |<--------|---| Start A72 | | | |
| | | | | and jump to | | | |
| | | | | DM fw image | | | |
| | | | +-------------+ | | |
| | | | | +-----------+ | |
| | |---------|-----------------------|---->| Reset rls | | |
| | | | | +-----------+ | |
| | TIFS | | | : | |
| |Services | | | +-------------+ | |
| | |<--------|-----------------------|---->|*TF-A/OP-TEE*| | |
| | | | | +-------------+ | |
| | | | | : | |
| | | | | +-----------+ | |
| | |<--------|-----------------------|---->| *A72 SPL* | | |
| | | | | +-----------+ | |
| | | | | | Load | | |
| | | | | | u-boot.img| | |
| | | | | +-----------+ | |
| | | | | : | |
| | | | | +-----------+ | |
| | |<--------|-----------------------|---->| *U-Boot* | | |
| | | | | +-----------+ | |
| | | | | | prompt | | |
| | | | | +-----------+ | |
| | | | | | Load R5 | | |
| | | | | | Firmware | | |
| | | | | +-----------+ | |
| | |<--------|-----------------------|-----| Start R5 | | +-----------+ |
| | |---------|-----------------------|-----+-----------+-----|----->| R5 starts | |
| | | | | | Load C6 | | +-----------+ |
| | | | | | Firmware | | |
| | | | | +-----------+ | |
| | |<--------|-----------------------|-----| Start C6 | | +-----------+ |
| | |---------|-----------------------|-----+-----------+-----|----->| C6 starts | |
| | | | | | Load C7 | | +-----------+ |
| | | | | | Firmware | | |
| | | | | +-----------+ | |
| | |<--------|-----------------------|-----| Start C7 | | +-----------+ |
| | |---------|-----------------------|-----+-----------+-----|----->| C7 starts | |
| +---------+ | | | +-----------+ |
| | | | |
+------------------------------------------------------------------------+-----------------------+
.. image:: img/boot_diagram_j721e.svg
- Here DMSC acts as master and provides all the critical services. R5/A72
requests DMSC to get these services done as shown in the above diagram.