docs(st): set OP-TEE as default BL32

Recommend OP-TEE as the default BL32 for STMicroelectronics platforms.
SP_MIN is no more supported in STMicroelectronics software [1].
It will then no more receive new features, but should still remain
as it is in the TF-A code.

[1]: https://wiki.st.com/stm32mpu/wiki/STM32_MPU_OpenSTLinux_release_note_-_v5.0.0#TF-A

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: Ic49338dbba3fdcebcb1e477e6a1dbde32783482b
This commit is contained in:
Yann Gautier 2024-03-19 10:59:56 +01:00
parent 40ed77feca
commit f811a99ead

View file

@ -115,8 +115,9 @@ ______
make stm32mp15_trusted_defconfig make stm32mp15_trusted_defconfig
make DEVICE_TREE=stm32mp157c-ev1 all make DEVICE_TREE=stm32mp157c-ev1 all
OP-TEE (optional) OP-TEE (recommended)
_________________ ____________________
OP-TEE is the default BL32 supported for STMicroelectronics platforms.
.. code:: bash .. code:: bash
@ -125,9 +126,10 @@ _________________
CFG_EMBED_DTB_SOURCE_FILE=stm32mp157c-ev1.dts CFG_EMBED_DTB_SOURCE_FILE=stm32mp157c-ev1.dts
TF-A BL32 (SP_min) TF-A BL32 (SP_min) (not recommended)
__________________ ____________________________________
If you choose not to use OP-TEE, you can use TF-A SP_min. If you choose not to use OP-TEE, you can use TF-A SP_min.
This is not the recommended BL32 to use, and will have very limited support.
To build TF-A BL32, and its device tree file: To build TF-A BL32, and its device tree file:
.. code:: bash .. code:: bash
@ -217,4 +219,4 @@ __________________
.. _STM32MP1 Series: https://www.st.com/en/microcontrollers-microprocessors/stm32mp1-series.html .. _STM32MP1 Series: https://www.st.com/en/microcontrollers-microprocessors/stm32mp1-series.html
.. _STM32MP1 part number codification: https://wiki.st.com/stm32mpu/wiki/STM32MP15_microprocessor#Part_number_codification .. _STM32MP1 part number codification: https://wiki.st.com/stm32mpu/wiki/STM32MP15_microprocessor#Part_number_codification
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